/* ================================================
   河北华晟智控电气有限公司 - 官网自定义样式 v2
   清新活泼 · 浅色玻璃拟态（液态玻璃按钮/卡片）
   ================================================ */
:root {
  --bg-0: #f5f9fd;
  --bg-1: #e9f1fa;
  --ink: #1e293b;
  --blue: #3b82f6;
  --indigo: #6366f1;
  --cyan: #06b6d4;
  --coral: #ff7f50;
  --amber: #f59e0b;
}

html { scroll-behavior: smooth; overflow-x: clip; scrollbar-gutter: stable; }
body {
  background: linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  color: #334155;
  font-family: "MiSans", "MiSans VF", "HarmonyOS Sans SC", "PingFang SC",
    "Source Han Sans SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
button, a { -webkit-tap-highlight-color: transparent; }
h1, h2, h3 { letter-spacing: .015em; color: var(--ink); }
section[id] { scroll-margin-top: 88px; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, [tabindex]:focus-visible {
  outline: 3px solid rgba(59,130,246,.38); outline-offset: 3px;
}
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* 渐变标题字 */
.grad-blue {
  background: linear-gradient(100deg, #2563eb 10%, #06b6d4 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.grad-warm {
  background: linear-gradient(100deg, #ff7f50 10%, #f59e0b 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- 层级：3D背景永远在最底层 ---------- */
#bg3d, #bg2d {
  position: fixed; inset: 0; width: 100%; height: 100%;
  z-index: 0; pointer-events: none; display: block;
}
.site-ui { position: relative; z-index: 10; }

/* 背景之上的轻纱遮罩：保证文字可读又不压暗3D场景 */
.bg-scrim {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(ellipse at 28% 18%, rgba(255,255,255,.05) 0%, rgba(243,248,253,.42) 75%),
    linear-gradient(180deg, rgba(245,250,255,.18) 0%, rgba(236,244,251,.4) 100%);
}

/* ---------- 开屏动画层 ---------- */
#intro-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background:
    radial-gradient(ellipse at 28% 18%, rgba(255,255,255,.72) 0%, rgba(245,250,255,.24) 58%, transparent 76%),
    linear-gradient(180deg, #f5f9fd 0%, #e9f1fa 100%);
  cursor: default; opacity: 1; overflow: hidden; touch-action: manipulation;
  transition: opacity 1.25s cubic-bezier(.22,.72,.25,1);
}
#intro-overlay::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 2;
  background:
    linear-gradient(90deg, transparent 49.94%, rgba(69,123,165,.055) 50%, transparent 50.06%),
    linear-gradient(0deg, transparent 49.94%, rgba(69,123,165,.04) 50%, transparent 50.06%),
    radial-gradient(circle at 50% 50%, transparent 36%, rgba(82,132,170,.08) 100%);
  background-size: 100% 100%, 100% 100%, 100% 100%;
}
#intro-overlay.fade-out { opacity: 0; pointer-events: none; }
html.hs-intro-seen #intro-overlay { display: none; }
#intro-overlay canvas { width: 100%; height: 100%; display: block; opacity: 1; transition: opacity .9s ease, filter .9s ease; }
#intro-copy {
  position: absolute; z-index: 4; top: 8.5vh; left: 4vw; right: 4vw;
  text-align: center; pointer-events: none;
}
#intro-kicker {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  color: rgba(54,88,116,.58); font-size: clamp(9px,.72vw,12px);
  letter-spacing: .42em; text-indent: .42em; opacity: 0;
  transform: translateY(9px); transition: opacity .75s ease, transform .75s ease;
}
#intro-kicker span { width: clamp(32px,5vw,76px); height: 1px; background: linear-gradient(90deg, transparent, rgba(72,126,166,.42)); }
#intro-kicker span:last-child { transform: rotate(180deg); }
#intro-skip {
  position: absolute; z-index: 6; top: 28px; right: 32px;
  color: rgba(48,73,94,.68); font-size: 11px; letter-spacing: .16em;
  padding: 9px 14px 9px 16px; border-radius: 9999px;
  background: rgba(255,255,255,.48); border: 1px solid rgba(99,143,176,.18);
  box-shadow: 0 8px 28px rgba(41,86,121,.08), inset 0 1px 0 rgba(255,255,255,.8);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  user-select: none; transition: color .25s ease, border-color .25s ease, background .25s ease;
}
#intro-skip b { margin-left: 5px; color: #e7a867; font-size: 9px; font-weight: 600; }
#intro-skip:hover { color: #1e3a52; border-color: rgba(229,146,64,.45); background: rgba(255,255,255,.82); }
#intro-title {
  position: relative; margin-top: 17px;
  color: #102f48; letter-spacing: .13em; font-size: clamp(48px, 5.65vw, 88px);
  line-height: 1.1; font-weight: 950; text-indent: .13em; opacity: 0;
  transform: translateY(18px) scale(.975); filter: blur(7px);
  -webkit-text-fill-color: #102f48;
  -webkit-text-stroke: .35px rgba(5,29,47,.5);
  text-shadow: 0 1px 0 rgba(255,255,255,.9), 0 4px 12px rgba(24,59,86,.14), 0 18px 48px rgba(32,74,105,.18);
  transition: opacity 1s ease, transform 1.1s cubic-bezier(.16,.8,.23,1), filter 1s ease;
}
#intro-title::after {
  content: ""; position: absolute; inset: -8% -2%; pointer-events: none;
  background: linear-gradient(105deg, transparent 34%, rgba(255,255,255,.9) 48%, rgba(247,166,84,.34) 52%, transparent 66%);
  transform: translateX(-120%); mix-blend-mode: screen;
}
#intro-sub {
  position: relative; margin-top: 15px; text-align: center;
  letter-spacing: .72em; font-size: clamp(14px, 1.25vw, 20px); text-indent: .72em;
  color: #365f7c;
  opacity: 0; transform: translateY(12px);
  transition: opacity .9s ease .18s, transform .9s ease .18s;
}
#intro-overlay.show-copy #intro-kicker,
#intro-overlay.show-copy #intro-title,
#intro-overlay.show-copy #intro-sub { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
#intro-overlay.sweep-copy #intro-title::after { animation: introMetalSweep 1.25s cubic-bezier(.2,.7,.25,1) forwards; }
#intro-overlay.handoff { pointer-events: none; }
#intro-overlay.handoff canvas { opacity: 1; filter: none; }
#intro-overlay.handoff #intro-copy,
#intro-overlay.handoff #intro-status,
#intro-overlay.handoff #intro-skip { opacity: 0; transform: translateY(-8px); transition: opacity .9s ease, transform .9s cubic-bezier(.22,.72,.25,1); }
#intro-overlay.canvas-adopted { background: transparent; }
#intro-overlay.canvas-adopted::before { opacity: 0; transition: opacity .55s ease; }
#intro-status {
  position: absolute; z-index: 5; left: 34px; bottom: 30px; display: flex; align-items: center; gap: 10px;
  color: rgba(55,88,112,.62); font-size: 10px; letter-spacing: .22em;
}
#intro-status i { width: 6px; height: 6px; border-radius: 50%; background: #f2a45c; box-shadow: 0 0 12px #ff8b35; animation: introPulse 1.1s ease-in-out infinite; }
#intro-progress {
  position: absolute; z-index: 7; bottom: 0; left: 0; right: 0; height: 2px;
  background: rgba(132,174,201,.08);
}
#intro-progress span {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, #557f9d, #dce9ef 48%, #f2a45c);
  border-radius: 0 9999px 9999px 0;
  box-shadow: 0 0 13px rgba(241,165,93,.65);
}
@keyframes introMetalSweep { to { transform: translateX(120%); } }
@keyframes introPulse { 0%,100% { opacity: .45; transform: scale(.72); } 50% { opacity: 1; transform: scale(1); } }
@keyframes introMobileScan {
  0% { transform: translate3d(-18vw,0,0); opacity: 0; }
  16% { opacity: .9; }
  78% { opacity: .78; }
  100% { transform: translate3d(118vw,0,0); opacity: 0; }
}
@keyframes introMobileSurface {
  0% { transform: translate3d(-3%,0,0); opacity: .45; }
  100% { transform: translate3d(3%,0,0); opacity: .75; }
}

@media (max-width: 900px) {
  #intro-overlay {
    background: linear-gradient(118deg,#07141e 0%,#0b2231 54%,#0d3142 100%);
    transition-duration: .48s;
  }
  #intro-overlay::before {
    z-index: 1;
    background:
      linear-gradient(108deg,transparent 8%,rgba(176,207,225,.045) 36%,rgba(224,239,246,.11) 50%,rgba(105,153,180,.04) 64%,transparent 92%),
      linear-gradient(180deg,rgba(255,255,255,.025),transparent 34%,rgba(0,0,0,.16));
    animation: introMobileSurface 1.8s cubic-bezier(.22,.72,.25,1) both;
  }
  #intro-overlay::after {
    content: "";
    position: absolute;
    z-index: 3;
    top: 0;
    bottom: 0;
    left: 0;
    width: 1px;
    pointer-events: none;
    background: rgba(242,160,87,.95);
    box-shadow: 10px 0 30px rgba(242,160,87,.24), -8px 0 22px rgba(143,201,228,.12);
    opacity: 0;
  }
  #intro-overlay.intro-mobile::after {
    animation: introMobileScan 1.55s cubic-bezier(.16,.78,.25,1) .12s both;
  }
  #intro-overlay canvas { display: none; }
  #intro-copy {
    top: 46%;
    right: 24px;
    left: 24px;
    transform: translateY(-50%);
  }
  #intro-kicker {
    gap: 10px;
    color: rgba(199,220,232,.66);
    font-size: 9px;
    letter-spacing: .19em;
    text-indent: .19em;
    transform: translateY(8px);
    transition: opacity .38s ease, transform .48s cubic-bezier(.16,.8,.23,1);
  }
  #intro-kicker span { width: 28px; background: rgba(242,160,87,.68); }
  #intro-title {
    margin-top: 19px;
    padding: 0;
    color: #f3f7f9;
    font-size: clamp(24px,6.9vw,30px);
    line-height: 1.34;
    letter-spacing: .045em;
    text-indent: .045em;
    white-space: normal;
    text-wrap: balance;
    clip-path: inset(0 100% 0 0);
    filter: none;
    -webkit-text-fill-color: currentColor;
    -webkit-text-stroke: 0;
    text-shadow: 0 12px 30px rgba(0,0,0,.24);
    transition: opacity .4s ease, transform .58s cubic-bezier(.16,.8,.23,1), clip-path .82s cubic-bezier(.16,.8,.23,1);
  }
  #intro-title::after { display: none; }
  #intro-overlay.show-copy #intro-title { clip-path: inset(0 0 0 0); }
  #intro-sub {
    margin-top: 13px;
    padding: 0;
    color: #f0a15f;
    background: none;
    font-size: 12px;
    line-height: 1.55;
    letter-spacing: .24em;
    text-indent: .24em;
    -webkit-text-fill-color: currentColor;
    transition: opacity .42s ease .16s, transform .52s cubic-bezier(.16,.8,.23,1) .16s;
  }
  #intro-skip {
    top: 18px;
    right: 16px;
    bottom: auto;
    padding: 8px 10px 8px 12px;
    border-color: rgba(205,226,237,.2);
    border-radius: 6px;
    color: rgba(222,235,242,.72);
    background: rgba(6,20,30,.18);
    box-shadow: none;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    white-space: nowrap;
    font-size: 10px;
    letter-spacing: .1em;
  }
  #intro-skip b { color: #f0a15f; }
  #intro-status {
    right: 18px;
    bottom: 24px;
    left: 18px;
    justify-content: center;
    color: rgba(204,223,233,.68);
    font-size: 9px;
    letter-spacing: .18em;
  }
  #intro-status i {
    width: 5px;
    height: 5px;
    background: #f0a15f;
    box-shadow: none;
  }
  #intro-progress { height: 2px; background: rgba(186,211,224,.1); }
  #intro-progress span {
    background: linear-gradient(90deg,#6e9cb4 0%,#c9dce6 68%,#f0a15f 100%);
    box-shadow: none;
  }
}

/* ---------- 入场：UI 初始隐藏，开屏结束后淡入 + 轻微上移 ---------- */
body:not(.site-ready) #intro-overlay ~ .site-ui {
  opacity: 0; transform: translateY(34px) scale(.992); filter: blur(5px);
}
body:not(.site-ready) #intro-overlay ~ .bg-scrim { opacity: 0; }
html.hs-intro-seen body:not(.site-ready) #intro-overlay ~ .site-ui {
  opacity: 1; transform: none; filter: none;
}
html.hs-intro-seen body:not(.site-ready) #intro-overlay ~ .bg-scrim { opacity: 1; }
.site-ui { opacity: 1; transform: none; filter: none; }
.bg-scrim { opacity: 0; transition: opacity 1.4s ease .1s; }
body.site-ready .site-ui {
  opacity: 1; transform: none; filter: none;
  transition: opacity 1.45s ease .08s, transform 1.45s cubic-bezier(.16,.82,.24,1) .08s, filter 1.1s ease .08s;
}
body.site-ready .bg-scrim { opacity: 1; }
#intro-overlay.fade-out ~ .site-ui {
  opacity: 1; transform: none; filter: none;
  transition: opacity 1.45s ease .08s, transform 1.45s cubic-bezier(.16,.82,.24,1) .08s, filter 1.1s ease .08s;
}
#intro-overlay.fade-out ~ .bg-scrim { opacity: 1; }

@media (max-width: 900px) {
  body:not(.site-ready) #intro-overlay ~ .site-ui {
    transform: translateY(16px) scale(.997);
    filter: blur(2px);
  }
  body.site-ready .site-ui,
  #intro-overlay.fade-out ~ .site-ui {
    transition: opacity .85s ease .04s, transform .85s cubic-bezier(.16,.82,.24,1) .04s, filter .5s ease .04s;
  }
}

body:not(.site-ready) #navbar { opacity: 0; transform: translateY(-18px); }
body.site-ready #navbar {
  opacity: 1; transform: translateY(0);
  transition: opacity .95s ease .18s, transform .95s cubic-bezier(.16,.82,.24,1) .18s,
              background-color .45s ease, backdrop-filter .45s ease,
              border-color .45s ease, box-shadow .45s ease;
}

/* ---------- 导航（滚动后：白色液态玻璃） ---------- */
#navbar {
  transition: background-color .45s ease, backdrop-filter .45s ease,
              border-color .45s ease, box-shadow .45s ease;
  border-bottom: 1px solid transparent;
}
#navbar.nav-scrolled {
  background: rgba(255, 255, 255, .62);
  -webkit-backdrop-filter: blur(18px) saturate(1.5);
  backdrop-filter: blur(18px) saturate(1.5);
  border-bottom-color: rgba(59, 130, 246, .12);
  box-shadow: 0 8px 30px rgba(30, 64, 175, .08);
}

/* ---------- 五语言切换 ---------- */
.language-switcher {
  position: relative;
  z-index: 82;
  flex: 0 0 auto;
}
.language-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-width: 66px;
  height: 38px;
  padding: 0 11px;
  border: 1px solid rgba(66,111,145,.18);
  border-radius: 999px;
  color: #29475f;
  background: rgba(255,255,255,.6);
  box-shadow: 0 8px 24px rgba(32,73,104,.08), inset 0 1px 0 rgba(255,255,255,.88);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  backdrop-filter: blur(14px) saturate(1.2);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .06em;
  white-space: nowrap;
  transition: color .22s ease, border-color .22s ease, background .22s ease, box-shadow .22s ease, transform .22s ease;
}
.language-trigger svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.55;
}
.language-trigger i {
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform .22s ease;
}
.language-switcher.is-open .language-trigger,
.language-trigger:hover {
  color: #e66118;
  border-color: rgba(238,111,39,.34);
  background: rgba(255,255,255,.92);
  box-shadow: 0 11px 30px rgba(41,82,114,.13), 0 0 0 3px rgba(247,133,67,.07);
  transform: translateY(-1px);
}
.language-switcher.is-open .language-trigger i { transform: rotate(225deg) translate(-1px,-1px); }
.language-menu {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: 218px;
  padding: 8px;
  border: 1px solid rgba(76,116,145,.15);
  border-radius: 16px;
  background: rgba(251,253,255,.96);
  box-shadow: 0 22px 56px rgba(31,65,91,.19), inset 0 1px 0 #fff;
  -webkit-backdrop-filter: blur(22px) saturate(1.25);
  backdrop-filter: blur(22px) saturate(1.25);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(.975);
  transform-origin: top right;
  pointer-events: none;
  transition: opacity .2s ease, visibility .2s ease, transform .24s cubic-bezier(.2,.75,.25,1);
}
.language-switcher.is-open .language-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.language-menu button {
  display: grid;
  grid-template-columns: 34px minmax(0,1fr) 18px;
  align-items: center;
  width: 100%;
  min-height: 42px;
  padding: 0 10px;
  border-radius: 10px;
  color: #52697b;
  text-align: left;
  white-space: nowrap;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}
.language-menu button b { color: #93a7b6; font-size: 9px; letter-spacing: .08em; }
.language-menu button span { font-size: 13px; font-weight: 620; }
.language-menu button i { color: #f47731; font-size: 12px; opacity: 0; transform: scale(.7); transition: opacity .18s ease, transform .18s ease; }
.language-menu button:hover { color: #18384f; background: linear-gradient(100deg,rgba(227,241,250,.74),rgba(255,242,232,.62)); transform: translateX(2px); }
.language-menu button.is-active { color: #193b54; background: linear-gradient(100deg,rgba(217,238,250,.82),rgba(255,239,226,.78)); }
.language-menu button.is-active b { color: #4c8db8; }
.language-menu button.is-active i { opacity: 1; transform: scale(1); }

/* 拉丁/西里尔语言排版：按单词换行，禁止把单词的最后一个字母挤到下一行 */
html:not([data-language="zh"]) body {
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  word-break: normal;
  overflow-wrap: normal;
  hyphens: none;
}
html:not([data-language="zh"]) h1,
html:not([data-language="zh"]) h2,
html:not([data-language="zh"]) h3,
html:not([data-language="zh"]) .sec-title,
html:not([data-language="zh"]) .home-hero-title {
  word-break: normal;
  overflow-wrap: normal;
  hyphens: none;
  text-wrap: balance;
  letter-spacing: -.018em;
}
html:not([data-language="zh"]) p { text-wrap: pretty; }
html:not([data-language="zh"]) #navbar .nav-inner { max-width: 1440px; }
html:not([data-language="zh"]) #navbar .nav-inner > nav { gap: 18px; }
html:not([data-language="zh"]) #navbar .nav-link,
html:not([data-language="zh"]) #navbar .mega-trigger,
html:not([data-language="zh"]) #navbar .btn-orange,
html:not([data-language="zh"]) .home-hero .btn-orange,
html:not([data-language="zh"]) .home-secondary-btn {
  white-space: nowrap;
  word-break: keep-all;
}
html:not([data-language="zh"]) #navbar .nav-link,
html:not([data-language="zh"]) #navbar .mega-trigger { font-size: 12px; letter-spacing: -.01em; }
html:not([data-language="zh"]) .home-hero-title { font-size: clamp(38px,3.85vw,52px); line-height: 1.08; }
html:not([data-language="zh"]) .home-hero-title-line {
  width: auto;
  white-space: normal;
  text-wrap: balance;
}
html:not([data-language="zh"]) .home-hero-title-accent { flex-wrap: wrap; row-gap: .04em; }
@media (min-width: 1024px) {
  html:not([data-language="zh"]) .home-hero-grid {
    grid-template-columns: minmax(0,1.08fr) minmax(440px,.92fr);
    gap: 32px;
  }
  html:not([data-language="zh"]) .home-hero-title { max-width: 680px; }
}
html:not([data-language="zh"]) #intro-title { letter-spacing: .035em; text-indent: 0; font-size: clamp(44px,5vw,78px); }
html:not([data-language="zh"]) #intro-sub { letter-spacing: .2em; text-indent: 0; }

@media (max-width: 1100px) and (min-width: 1024px) {
  html:not([data-language="zh"]) #navbar .brand-tag { display: none; }
  html:not([data-language="zh"]) #navbar .nav-inner > nav { gap: 12px; }
  html:not([data-language="zh"]) #navbar .nav-link,
  html:not([data-language="zh"]) #navbar .mega-trigger { font-size: 11px; }
  .language-trigger { min-width: 58px; padding: 0 9px; }
}

@media (max-width: 1023px) {
  .language-switcher,
  #navbar .language-switcher { margin-left: auto; margin-right: 6px; }
  .language-trigger { min-width: 58px; height: 36px; }
  .language-menu { position: fixed; top: 68px; right: 14px; width: min(238px,calc(100vw - 28px)); }
  html:not([data-language="zh"]) #mobile-menu a,
  html:not([data-language="zh"]) #mobile-menu button { word-break: normal; overflow-wrap: normal; hyphens: none; }
}

@media (max-width: 520px) {
  .language-trigger { min-width: 52px; padding: 0 9px; gap: 5px; }
  .language-trigger svg { width: 15px; height: 15px; }
  .language-trigger i { display: none; }
  html:not([data-language="zh"]) .home-hero-title { font-size: clamp(28px,8.35vw,35px); line-height: 1.08; }
  html:not([data-language="zh"]) .home-hero-actions { flex-direction: column; gap: 11px; }
  html:not([data-language="zh"]) .home-hero-actions > a { width: 100%; flex-basis: auto; }
  html:not([data-language="zh"]) #intro-title { font-size: clamp(24px,7.7vw,34px); line-height: 1.18; white-space: normal; text-wrap: balance; }
}
.nav-link { position: relative; }
.nav-link::after {
  content: ""; position: absolute; left: 50%; bottom: -6px;
  width: 0; height: 3px; border-radius: 9999px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transition: width .3s ease, left .3s ease;
}
.nav-link:hover::after, .nav-link.active::after { width: 100%; left: 0; }
.nav-link.active { color: var(--ink); font-weight: 600; }

#mobile-menu {
  max-height: 0; overflow: hidden; visibility: hidden; opacity: 0;
  transition: max-height .45s cubic-bezier(.22,.8,.32,1), opacity .24s ease, visibility 0s linear .45s;
  background: rgba(255, 255, 255, .9);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  border-radius: 0 0 22px 22px;
  box-shadow: 0 18px 40px rgba(30, 64, 175, .1);
}
#mobile-menu.open { max-height: 480px; visibility: visible; opacity: 1; transition-delay: 0s; }
#mobile-menu[aria-hidden="true"] { pointer-events: none; }
#mobile-menu.open[aria-hidden="false"] { pointer-events: auto; }

/* ---------- 滚动显现动效 ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .9s ease, transform .9s cubic-bezier(.22,.8,.32,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: .12s; }
.reveal-d2 { transition-delay: .24s; }
.reveal-d3 { transition-delay: .36s; }

/* 展开式过渡（图片/图纸卡片） */
.sheet-unfold { opacity: 0; transform: translateY(26px) scale(.985); transform-origin: center top;
  transition: opacity .78s ease, transform .78s cubic-bezier(.2,.85,.3,1); }
.sheet-unfold.visible { opacity: 1; transform: translateY(0) scale(1); }

.media-loading { opacity: .01; }
.media-loaded { opacity: 1; transition: opacity .42s ease; }

/* ---------- 卡片悬浮微动效 ---------- */
.hover-lift { transition: transform .35s cubic-bezier(.22,.8,.32,1), box-shadow .35s ease, border-color .35s ease; }
.hover-lift:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 24px 48px rgba(59, 130, 246, .16), 0 0 0 1px rgba(59, 130, 246, .22);
  border-color: rgba(59, 130, 246, .35) !important;
}

/* 液态玻璃卡片（沿用 .metal-panel 类名） */
.metal-panel {
  background: rgba(255, 255, 255, .58);
  border: 1px solid rgba(255, 255, 255, .85);
  border-radius: 22px;
  box-shadow: 0 10px 34px rgba(30, 64, 175, .07), inset 0 1px 0 rgba(255,255,255,.9);
  -webkit-backdrop-filter: blur(18px) saturate(1.45);
  backdrop-filter: blur(18px) saturate(1.45);
  position: relative; overflow: hidden;
}
.metal-panel::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(115deg, rgba(255,255,255,.35) 0%, transparent 38%);
}
.rivet::after {
  content: ""; position: absolute; top: 12px; right: 12px; width: 7px; height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  opacity: .55;
}

.product-render-3d-grid {
  perspective: 1350px;
  perspective-origin: 50% 42%;
}
.product-render-card {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  --parallax-x: 0px;
  --parallax-y: 0px;
  --glow-x: 50%;
  --glow-y: 42%;
  border-radius: 22px;
}
.product-render-card[data-tilt-3d] {
  transform: perspective(1050px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) translateY(0);
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform .48s cubic-bezier(.22,.8,.32,1), box-shadow .35s ease, border-color .35s ease;
}
.product-render-card[data-tilt-3d]:hover {
  transform: perspective(1050px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) translateY(-5px);
  border-color: rgba(59,130,246,.36) !important;
  box-shadow: 0 28px 54px rgba(41,79,121,.19), 0 0 0 1px rgba(59,130,246,.16);
}
.product-render-card::before { display: none; }
.product-render-card[data-tilt-3d]::after {
  content: "";
  position: absolute;
  z-index: 4;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(circle at var(--glow-x) var(--glow-y),rgba(255,255,255,.38),transparent 34%);
  mix-blend-mode: soft-light;
  transition: opacity .28s ease;
}
.product-render-card[data-tilt-3d]:hover::after { opacity: 1; }
.product-render-head {
  min-width: 0;
  max-width: min(720px, 100%);
}
.product-render-desc {
  max-width: 680px;
  overflow-wrap: normal;
  word-break: normal;
  line-break: auto;
  hyphens: none;
}
.product-render-media {
  position: relative;
  height: 260px;
  overflow: hidden;
  transform: translateZ(22px);
  transform-style: preserve-3d;
  background: linear-gradient(135deg, rgba(219,234,254,.72), rgba(255,255,255,.82));
}
.product-render-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transform: translate3d(var(--parallax-x),var(--parallax-y),28px) scale(1.035);
  will-change: transform;
  transition: transform .42s cubic-bezier(.22,.8,.32,1), filter .48s ease;
}
.product-render-card:hover .product-render-img {
  transform: translate3d(var(--parallax-x),var(--parallax-y),28px) scale(1.075);
  filter: saturate(1.08) contrast(1.03);
}
.product-render-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 6px 10px;
  border-radius: 9999px;
  background: rgba(255,255,255,.76);
  border: 1px solid rgba(255,255,255,.9);
  color: #2563eb;
  font-size: 10px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: .12em;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 18px rgba(30,64,175,.12);
  transform: translateZ(48px);
}
.product-render-interactive {
  position: absolute;
  z-index: 5;
  top: 15px;
  right: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 9px;
  border: 1px solid rgba(255,255,255,.72);
  border-radius: 999px;
  color: #486781;
  background: rgba(255,255,255,.58);
  box-shadow: 0 8px 18px rgba(38,72,110,.08);
  -webkit-backdrop-filter: blur(9px);
  backdrop-filter: blur(9px);
  font-family: "Arial Narrow","Aptos",sans-serif;
  font-size: 8px;
  font-weight: 760;
  letter-spacing: .12em;
  transform: translateZ(52px);
}
.product-render-interactive i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #38bdf8;
  box-shadow: 0 0 10px rgba(56,189,248,.9);
}
.product-render-card[data-tilt-3d] > .p-5 {
  position: relative;
  z-index: 2;
  transform: translateZ(14px);
}

@media (max-width: 640px) {
  .product-render-media { height: 220px; }
  .product-render-card[data-tilt-3d],
  .product-render-card[data-tilt-3d]:hover { transform: none; }
  .product-render-media,
  .product-render-card[data-tilt-3d] > .p-5,
  .product-render-badge,
  .product-render-interactive { transform: none; }
  .product-render-img,
  .product-render-card:hover .product-render-img { transform: scale(1.025); }
  .product-render-interactive { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .product-render-card[data-tilt-3d],
  .product-render-card[data-tilt-3d]:hover,
  .product-render-img,
  .product-render-card:hover .product-render-img { transform: none !important; transition: none !important; }
  .product-render-interactive { display: none; }
}

/* 活力渐变条（沿用 .hazard-bar 类名） */
.hazard-bar {
  height: 6px; border-radius: 9999px;
  background: linear-gradient(90deg, var(--coral), var(--amber), var(--cyan), var(--blue));
}

/* 蓝图网格背景（图纸感 · 浅色） */
.blueprint {
  background-color: rgba(59, 130, 246, .05);
  background-image:
    linear-gradient(rgba(59, 130, 246, .1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, .1) 1px, transparent 1px);
  background-size: 22px 22px;
}

/* 数字滚动统计 */
.stat-num { font-variant-numeric: tabular-nums; }

/* ---------- 表单 ---------- */
.form-input {
  background: rgba(255, 255, 255, .75);
  border: 1px solid rgba(100, 116, 139, .22);
  color: var(--ink); transition: border-color .3s, box-shadow .3s, background .3s; width: 100%;
  padding: .74rem 1.1rem; border-radius: 14px; font-size: .92rem;
}
.form-input::placeholder { color: #94a3b8; }
.form-input:focus {
  outline: none; border-color: var(--blue); background: rgba(255,255,255,.95);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, .14);
}
.form-input.err { border-color: var(--coral); box-shadow: 0 0 0 4px rgba(255, 127, 80, .15); }
.err-msg { color: #f4633a; font-size: .78rem; margin-top: .3rem; min-height: 1rem; }

/* ---------- 液态玻璃按钮 ---------- */
.btn-industrial, .btn-orange {
  border-radius: 9999px; text-align: center;
  -webkit-backdrop-filter: blur(12px) saturate(1.4);
  backdrop-filter: blur(12px) saturate(1.4);
  transition: transform .3s cubic-bezier(.22,.8,.32,1), box-shadow .3s ease, filter .3s ease;
  position: relative; overflow: hidden;
}
.btn-industrial:not(.hidden), .btn-orange:not(.hidden) { display: inline-block; }
.btn-industrial::before, .btn-orange::before {
  content: ""; position: absolute; inset: 1px; border-radius: 9999px; pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,.42), rgba(255,255,255,.05) 48%);
}
.btn-industrial {
  background: linear-gradient(135deg, rgba(59,130,246,.88), rgba(99,102,241,.88));
  border: 1px solid rgba(255, 255, 255, .55); color: #fff;
  box-shadow: 0 10px 26px rgba(59, 130, 246, .32), inset 0 1px 0 rgba(255,255,255,.45);
}
.btn-industrial:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 16px 34px rgba(59, 130, 246, .42); }
.btn-orange {
  background: linear-gradient(135deg, rgba(255,138,76,.92), rgba(255,111,60,.92));
  border: 1px solid rgba(255, 255, 255, .6); color: #fff; font-weight: 700;
  box-shadow: 0 10px 26px rgba(255, 122, 60, .34), inset 0 1px 0 rgba(255,255,255,.5);
}
.btn-orange:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 16px 34px rgba(255, 122, 60, .45); }
.btn-industrial:active, .btn-orange:active { transform: translateY(0) scale(.975); transition-duration: .08s; }

/* 章节标题装饰：圆润渐变竖条 */
.sec-title { position: relative; padding-left: 18px; }
.sec-title::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 6px; height: 78%; border-radius: 9999px;
  background: linear-gradient(180deg, var(--cyan), var(--blue));
}

/* 弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .reveal, .sheet-unfold, .site-ui { transition: none !important; transform: none !important; opacity: 1 !important; }
}

/* ---------- 实际产品档案与交互式3D查看器 ---------- */
.product-catalog-section {
  position: relative;
  overflow: clip;
  scroll-margin-top: 76px;
  background:
    radial-gradient(circle at 8% 8%, rgba(82,173,234,.10), transparent 29%),
    radial-gradient(circle at 92% 14%, rgba(255,136,71,.07), transparent 24%),
    rgba(255,255,255,.28);
}
.product-catalog-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .42;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(63,125,181,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63,125,181,.045) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 13%, #000 88%, transparent);
  mask-image: linear-gradient(to bottom, transparent, #000 13%, #000 88%, transparent);
}
.catalog-anchor { position: absolute; top: -76px; width: 1px; height: 1px; pointer-events: none; }
.product-catalog-count {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid rgba(74,119,164,.14);
  border-radius: 999px;
  color: #6f8295;
  background: rgba(255,255,255,.66);
  box-shadow: 0 8px 24px rgba(43,79,111,.07);
  font-size: 11px;
  white-space: nowrap;
}
.product-catalog-count b { color: #2877c6; font-size: 20px; line-height: 1; }
.product-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px;
  border: 1px solid rgba(73,113,151,.13);
  border-radius: 18px;
  background: rgba(255,255,255,.65);
  box-shadow: 0 15px 42px rgba(41,75,109,.08), inset 0 1px 0 rgba(255,255,255,.9);
}
.product-filter {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 9px 14px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: #60758a;
  background: transparent;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.25;
  cursor: pointer;
  touch-action: manipulation;
  transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.product-filter b {
  min-width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: #71859a;
  background: rgba(96,129,163,.09);
  font-size: 9px;
}
.product-filter:hover { color: #235e9a; background: rgba(235,244,252,.8); }
.product-filter:active { transform: scale(.98); }
.product-filter:focus-visible { outline: 3px solid rgba(59,130,246,.2); outline-offset: 2px; }
.product-filter.is-active {
  border-color: rgba(73,142,215,.22);
  color: #fff;
  background: linear-gradient(115deg,#368ce2,#506ee7);
  box-shadow: 0 9px 22px rgba(55,116,203,.22);
}
.product-filter.is-active b { color: #2f70b9; background: rgba(255,255,255,.92); }
.real-product-grid { align-items: stretch; margin-top: 24px; }
.real-product-card { min-width: 0; }
.real-product-card[hidden] { display: none !important; }
.real-product-media {
  position: relative; height: 230px; overflow: hidden;
  background: linear-gradient(135deg, #dbe8f5, #f7fafc);
}
.real-product-media::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, transparent 56%, rgba(12,27,43,.58));
}
.real-product-media img {
  width: 100%; height: 100%; display: block; object-fit: cover;
  transition: transform .55s cubic-bezier(.22,.8,.32,1), filter .55s ease;
}
.real-product-card:hover .real-product-media img { transform: scale(1.05); filter: saturate(1.05) contrast(1.03); }
.interactive-3d-badge {
  position: absolute; left: 14px; bottom: 13px; z-index: 2;
  display: inline-flex; align-items: center; gap: 7px; padding: 7px 11px;
  border: 1px solid rgba(255,255,255,.44); border-radius: 999px;
  color: #fff; background: rgba(15,35,54,.48); font-size: 10px; font-weight: 800; letter-spacing: .12em;
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.interactive-3d-badge i { width: 7px; height: 7px; border-radius: 50%; background: #67e8f9; box-shadow: 0 0 11px #22d3ee; }
.real-product-photo-badge {
  position: absolute;
  left: 14px;
  top: 13px;
  z-index: 2;
  padding: 6px 9px;
  border: 1px solid rgba(255,255,255,.72);
  border-radius: 999px;
  color: #334f67;
  background: rgba(255,255,255,.82);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .08em;
}
.real-product-index { position: absolute; right: 14px; top: 13px; z-index: 2; color: rgba(255,255,255,.9); font-size: 11px; font-weight: 800; letter-spacing: .16em; text-shadow: 0 2px 8px rgba(0,0,0,.35); }
.real-product-copy { position: relative; padding: 20px; min-height: 158px; }
.view-3d-link { display: inline-flex; align-items: center; gap: 7px; margin-top: 14px; color: #2563eb; font-size: 11px; font-weight: 700; letter-spacing: .08em; }
.view-3d-link b { transition: transform .25s ease; }
.real-product-card:hover .view-3d-link b { transform: translate(3px,-3px); }

.product-detail-visual {
  position: relative;
  display: grid;
  min-height: 0;
  overflow: hidden;
  border-radius: 18px;
  isolation: isolate;
}
.product-detail-visual > #pd-svg,
.product-detail-visual > .product-3d-stage {
  grid-area: 1 / 1;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
}
.product-detail-visual > #pd-svg[hidden],
.product-detail-visual > .product-3d-stage[hidden],
.product-detail-visual > [hidden] {
  display: none !important;
}

.product-3d-stage {
  position: relative; height: 100%; min-height: 320px; overflow: hidden;
  border-radius: 18px; cursor: grab; touch-action: none;
  background:
    radial-gradient(circle at 50% 38%, rgba(255,255,255,.96), rgba(220,233,246,.66) 50%, rgba(196,215,235,.5) 100%),
    linear-gradient(135deg, #edf5fc, #dce9f5);
}
.product-3d-stage:active { cursor: grabbing; }
.product-3d-stage:focus-visible { outline: 3px solid rgba(59,130,246,.42); outline-offset: 3px; }
.product-3d-stage canvas { width: 100%; height: 100%; display: block; outline: none; transition: opacity .3s ease; }
.viewer-toolbar {
  position: absolute; left: 14px; right: 14px; bottom: 13px; z-index: 4;
  display: flex; align-items: center; justify-content: space-between; gap: 10px; pointer-events: none;
}
.viewer-hint, .viewer-reset {
  border: 1px solid rgba(255,255,255,.72); border-radius: 999px;
  background: rgba(255,255,255,.7); color: #526475; font-size: 10px;
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: 0 6px 18px rgba(35,77,120,.08);
}
.viewer-hint { padding: 8px 12px; letter-spacing: .08em; }
.viewer-reset { padding: 8px 12px; pointer-events: auto; cursor: pointer; transition: .2s ease; }
.viewer-reset:hover { color: #2563eb; border-color: rgba(59,130,246,.35); }
.viewer-loading {
  position: absolute; inset: 0; z-index: 5; display: grid; place-items: center;
  color: #66819a; font-size: 11px; letter-spacing: .18em; pointer-events: none;
  transition: opacity .45s ease;
}
.viewer-loading::before {
  content: ""; position: absolute; width: 46px; height: 46px; border-radius: 50%;
  border: 2px solid rgba(59,130,246,.12); border-top-color: #3b82f6; animation: viewerSpin .9s linear infinite;
}
.viewer-loading span { transform: translateY(40px); }
.viewer-ready .viewer-loading { opacity: 0; }
.viewer-source-toggle {
  position: absolute; top: 14px; right: 14px; z-index: 6; width: 92px; height: 68px;
  padding: 0; border: 2px solid rgba(255,255,255,.82); border-radius: 11px; overflow: hidden;
  background: rgba(255,255,255,.9); box-shadow: 0 8px 22px rgba(30,64,100,.18);
  cursor: zoom-in; transition: border-radius .2s ease;
}
.viewer-source-photo { width: 100%; height: 100%; display: block; object-fit: cover; }
.product-3d-stage.show-source-photo .viewer-source-toggle {
  width: calc(100% - 28px); height: calc(100% - 28px); border-radius: 16px; cursor: zoom-out;
}
.product-3d-stage.show-source-photo .viewer-source-photo { object-fit: contain; background: #eef4f9; }
.product-3d-stage.show-source-photo canvas,
.product-3d-stage.show-source-photo .viewer-label,
.product-3d-stage.show-source-photo .viewer-toolbar { opacity: .06; pointer-events: none; }
.viewer-label {
  position: absolute; top: 14px; left: 14px; z-index: 4; padding: 7px 10px;
  border-radius: 9px; background: rgba(255,255,255,.68); border: 1px solid rgba(255,255,255,.8);
  color: #2563eb; font-size: 9px; font-weight: 800; letter-spacing: .14em;
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
@keyframes viewerSpin { to { transform: rotate(360deg); } }

@media (max-width: 640px) {
  .product-catalog-section { scroll-margin-top: 64px; }
  .product-catalog-count { padding: 8px 12px; }
  .product-filter-bar {
    margin-right: -16px;
    padding: 8px 16px 11px 0;
    flex-wrap: nowrap;
    overflow-x: auto;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    scrollbar-width: none;
    scroll-snap-type: x proximity;
  }
  .product-filter-bar::-webkit-scrollbar { display: none; }
  .product-filter { flex: 0 0 auto; min-height: 44px; scroll-snap-align: start; border-color: rgba(76,116,154,.14); background: rgba(255,255,255,.72); }
  .product-filter.is-active { border-color: transparent; background: linear-gradient(115deg,#368ce2,#506ee7); }
  .real-product-grid { margin-top: 15px; }
  .real-product-media { height: 210px; }
  .product-detail-visual { height: clamp(330px, 104vw, 420px); border-radius: 14px; }
  .product-3d-stage { min-height: 0; touch-action: pan-y; border-radius: 14px; }
  .viewer-source-toggle { width: 74px; height: 56px; }
  .viewer-toolbar { left: 10px; right: 10px; bottom: 10px; }
  .viewer-hint { max-width: calc(100% - 86px); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .viewer-reset { min-width: 74px; min-height: 40px; }
  .product-detail-hero { padding-top: 6.5rem; padding-bottom: .75rem; }
  .product-detail-main { padding-top: 1.25rem; padding-bottom: 2rem; }
}

@media (max-width: 767px) {
  .site-ui > section:not(.home-hero),
  .site-ui > footer {
    content-visibility: auto;
    contain-intrinsic-size: auto 760px;
  }
}

@media (max-width: 900px) {
  .sheet-unfold { transform: translateY(18px); }
  .sheet-unfold.visible { transform: translateY(0); }
  .hover-lift:hover { transform: translateY(-3px); }
  .reveal { transform: translateY(18px); transition-duration: .56s; }
}

@media (prefers-reduced-motion: reduce) {
  .viewer-loading::before { animation: none; }
  .media-loaded, .hover-lift { transition: none !important; }
}

/* ---------- 2026 品牌字标与平台式首页首屏 ---------- */
#navbar {
  background: rgba(247, 250, 253, .8);
  -webkit-backdrop-filter: blur(18px) saturate(1.35);
  backdrop-filter: blur(18px) saturate(1.35);
  border-bottom-color: rgba(80, 112, 146, .08);
}
#navbar.nav-scrolled {
  background: rgba(250, 252, 255, .94);
  border-bottom-color: rgba(59, 130, 246, .13);
}
.nav-inner {
  height: 76px;
  gap: 0;
}
.nav-inner > nav { margin-left: auto; }
.brand-wordmark {
  position: relative;
  flex: 0 0 auto;
  width: 222px;
  color: #172638;
  line-height: 1;
  text-decoration: none;
}
.brand-main {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  padding: 1px 1px 3px 0;
  font-family: "Arial Narrow", "Aptos Display", "Helvetica Neue", sans-serif;
  font-size: 25px;
  letter-spacing: .105em;
  transform: scaleX(.94);
  transform-origin: left center;
  white-space: nowrap;
}
.brand-main b,
.brand-main em {
  font-style: normal;
  font-weight: 750;
}
.brand-main em { color: #3a5268; font-weight: 470; }
.brand-main i {
  position: absolute;
  left: 73px;
  top: -1px;
  width: 2px;
  height: 25px;
  border-radius: 99px;
  background: linear-gradient(180deg, var(--coral), var(--amber));
  box-shadow: 0 0 10px rgba(255,127,80,.28);
  transform: rotate(19deg);
}
.brand-tag {
  display: block;
  margin-top: 2px;
  color: #607488;
  font-family: "Arial Narrow", "Aptos", sans-serif;
  font-size: 7.5px;
  font-weight: 700;
  letter-spacing: .185em;
  white-space: nowrap;
}
#navbar .nav-link {
  padding: 7px 0;
  font-weight: 520;
  letter-spacing: .015em;
}
#navbar .btn-orange {
  min-width: 108px;
  margin-left: 10px;
  padding-left: 20px;
  padding-right: 20px;
}

#navbar .language-switcher { margin-left: 10px; }

.home-hero {
  padding-top: 92px;
  padding-bottom: 46px;
  overflow: hidden;
}
.home-hero::before {
  content: "";
  position: absolute;
  inset: 76px 0 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 79% 43%, rgba(255,255,255,.82) 0 11%, transparent 43%),
    linear-gradient(90deg, rgba(245,249,253,.6) 0%, rgba(245,249,253,.28) 48%, rgba(232,241,250,.15) 100%);
}
.home-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, .93fr) minmax(480px, 1.07fr);
  align-items: center;
  gap: clamp(34px, 4.5vw, 72px);
}
.home-hero-copy { position: relative; z-index: 3; min-width: 0; padding: 34px 0 22px; }
.home-hero-title {
  max-width: 650px;
  font-size: clamp(42px, 4.45vw, 66px);
  line-height: 1.12;
  font-weight: 860;
  letter-spacing: -.025em;
}
.home-hero-title-line {
  display: block;
  width: max-content;
  max-width: 100%;
  white-space: nowrap;
}
.home-hero-title-line + .home-hero-title-line { margin-top: .1em; }
.home-hero-title-accent {
  display: flex;
  align-items: baseline;
  gap: .2em;
}
.home-hero-title-accent > span { display: inline-block; white-space: nowrap; }
.home-hero-title-tail {
  display: inline-flex !important;
  align-items: baseline;
  gap: .2em;
}
.home-hero-title-accent i {
  color: #8191a1;
  font-style: normal;
  font-weight: 450;
}
.home-hero-desc {
  max-width: 720px;
  margin-top: 25px;
  color: #5c6d7e;
  font-size: clamp(14px, 1.1vw, 16px);
  line-height: 1.78;
}

@media (min-width: 1024px) {
  html:not([data-language]),
  html[data-language="zh"] { --hero-copy-nowrap: nowrap; }
  html:not([data-language]) .home-hero-desc,
  html[data-language="zh"] .home-hero-desc { white-space: var(--hero-copy-nowrap); letter-spacing: -.018em; }
}
.home-secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(46, 81, 111, .55);
  border-radius: 999px;
  color: #2c465d;
  background: rgba(255,255,255,.38);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: color .25s ease, background .25s ease, transform .25s ease, box-shadow .25s ease;
}
.home-secondary-btn:hover {
  color: #fff;
  background: linear-gradient(135deg, rgba(59,130,246,.9), rgba(99,102,241,.9));
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(59,130,246,.22);
}
.home-quick-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 21px;
  color: #405a70;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: .08em;
}
.home-quick-link span { color: var(--coral); font-size: 18px; transition: transform .25s ease; }
.home-quick-link:hover span { transform: translateX(4px); }
.home-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 18px;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid rgba(80,112,146,.14);
}
.home-stats > div { min-width: 0; }
.home-stats .stat-num {
  color: #e9633d;
  font-size: clamp(24px, 2.35vw, 34px);
  line-height: 1;
  font-weight: 850;
  letter-spacing: -.025em;
}
.home-stats .stat-num + div {
  margin-top: 8px;
  color: #718092;
  font-size: 10px;
  letter-spacing: .06em;
  white-space: nowrap;
}

.home-hero-visual {
  position: relative;
  min-height: 510px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  isolation: isolate;
}
.hero-product-stage {
  position: relative;
  z-index: 2;
  display: block;
  width: min(100%, 620px);
  aspect-ratio: 1.34 / 1;
  overflow: visible;
  border: 0;
  border-radius: 34px;
  background: transparent;
  box-shadow: none;
  transition: transform .45s cubic-bezier(.2,.8,.25,1);
}
.hero-product-stage::before {
  content: "";
  position: absolute;
  inset: -11% -8%;
  z-index: 1;
  pointer-events: none;
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 52% 48%,rgba(255,255,255,.82) 0%,rgba(230,240,248,.46) 43%,rgba(215,230,241,.12) 68%,transparent 76%);
  filter: blur(2px);
}
.hero-product-stage:hover {
  transform: translateY(-4px);
}
.hero-product-slides {
  position: absolute;
  z-index: 2;
  inset: 38px 10px 62px;
}
.hero-product-slide {
  position: absolute;
  inset: 0;
  display: block;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translate3d(28px,0,0) scale(.985);
  will-change: opacity,transform;
  backface-visibility: hidden;
  transition:
    opacity .76s cubic-bezier(.22,.8,.32,1),
    transform .86s cubic-bezier(.22,.8,.32,1),
    visibility 0s linear .86s;
}
.hero-product-slide.is-active {
  z-index: 2;
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translate3d(0,0,0) scale(1);
  transition-delay: 0s;
}
.hero-product-slide.is-leaving {
  z-index: 1;
  visibility: visible;
  opacity: 0;
  transform: translate3d(-26px,0,0) scale(.982);
  transition-delay: 0s;
}
.hero-product-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: saturate(.98) contrast(1.01) drop-shadow(0 28px 25px rgba(35,61,82,.17));
  -webkit-mask-image: radial-gradient(ellipse 92% 90% at 50% 50%,#000 68%,rgba(0,0,0,.94) 79%,transparent 100%);
  mask-image: radial-gradient(ellipse 92% 90% at 50% 50%,#000 68%,rgba(0,0,0,.94) 79%,transparent 100%);
  transform: translateZ(0);
  transition: transform .55s cubic-bezier(.2,.8,.25,1),filter .4s ease;
}
.hero-product-stage:hover .hero-product-slide.is-active img {
  transform: translate3d(0,-3px,0) scale(1.022);
  filter: saturate(1) contrast(1.01) drop-shadow(0 32px 29px rgba(35,61,82,.2));
}
.hero-stage-kicker {
  position: absolute;
  z-index: 3;
  top: 18px;
  left: 22px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #61778c;
  font-size: 8px;
  font-weight: 750;
  letter-spacing: .17em;
}
.hero-stage-kicker b { color: inherit; font: inherit; }
.hero-stage-kicker i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(6,182,212,.6);
}
.hero-stage-meta {
  position: absolute;
  z-index: 3;
  left: 126px;
  right: auto;
  bottom: 17px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: #20384d;
}
.hero-stage-meta b { font-size: 14px; letter-spacing: .06em; }
.hero-stage-meta small { color: #688095; font-size: 9px; letter-spacing: .07em; }
.hero-stage-kicker b,
.hero-stage-meta b { transition: opacity .18s ease,transform .18s ease; }
.hero-product-stage.labels-changing .hero-stage-kicker b,
.hero-product-stage.labels-changing .hero-stage-meta b {
  opacity: 0;
  transform: translateY(4px);
}
.hero-carousel-controls {
  position: absolute;
  z-index: 6;
  right: 145px;
  bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-carousel-arrow {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0 0 2px;
  border: 1px solid rgba(78,113,145,.17);
  border-radius: 50%;
  color: #527087;
  background: rgba(255,255,255,.5);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  font-family: Arial,sans-serif;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  transition: color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;
}
.hero-carousel-arrow:hover {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
  transform: scale(1.06);
}
.hero-carousel-arrow:focus { outline: none; }
.hero-carousel-arrow:focus-visible { box-shadow: 0 0 0 3px rgba(59,130,246,.22); }
.hero-carousel-dots { display: flex; align-items: center; gap: 5px; }
.hero-carousel-dots button {
  width: 6px;
  height: 6px;
  padding: 0;
  border: 0;
  border-radius: 99px;
  background: rgba(76,105,130,.28);
  cursor: pointer;
  transition: width .28s ease,background-color .28s ease,box-shadow .28s ease;
}
.hero-carousel-dots button.is-active {
  width: 20px;
  background: linear-gradient(90deg,var(--blue),var(--cyan));
  box-shadow: 0 0 8px rgba(59,130,246,.27);
}
.hero-carousel-dots button:focus { outline: none; }
.hero-carousel-dots button:focus-visible { box-shadow: 0 0 0 3px rgba(59,130,246,.23); }
.hero-carousel-progress {
  position: absolute;
  z-index: 6;
  top: 22px;
  right: 24px;
  width: 92px;
  height: 2px;
  overflow: hidden;
  border-radius: 99px;
  background: rgba(73,106,134,.13);
}
.hero-carousel-progress i {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg,var(--blue),var(--cyan));
  transform: scaleX(0);
  transform-origin: left center;
}
.hero-product-stage.is-progressing .hero-carousel-progress i {
  animation: hero-carousel-progress var(--carousel-duration,4800ms) linear both;
}
.hero-product-stage.is-paused .hero-carousel-progress i { animation-play-state: paused; }
@keyframes hero-carousel-progress { to { transform: scaleX(1); } }
.hero-product-bubble {
  position: absolute;
  z-index: 4;
  display: block;
  width: 128px;
  height: 128px;
  overflow: hidden;
  border: 7px solid rgba(255,255,255,.9);
  border-radius: 50%;
  background: #eef5fb;
  box-shadow: 0 22px 46px rgba(43,78,112,.17), 0 0 0 1px rgba(82,122,160,.08);
  transition: transform .35s ease, box-shadow .35s ease;
}
.hero-product-bubble:hover { transform: scale(1.055) rotate(2deg); box-shadow: 0 28px 56px rgba(43,78,112,.22); }
.hero-product-bubble img { width: 100%; height: 100%; display: block; object-fit: cover; }
.hero-product-bubble-top { top: 14px; right: -28px; }
.hero-product-bubble-bottom { left: -32px; bottom: 22px; width: 116px; height: 116px; }
.hero-process-chip {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 14px 10px 10px;
  border: 1px solid rgba(255,255,255,.9);
  border-radius: 999px;
  color: #425e75;
  background: rgba(255,255,255,.78);
  box-shadow: 0 12px 28px rgba(42,80,116,.12);
  -webkit-backdrop-filter: blur(13px);
  backdrop-filter: blur(13px);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
}
.hero-process-chip span {
  display: grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  font-size: 8px;
}
.hero-process-chip-top { top: 85px; left: -12px; }
.hero-process-chip-bottom { right: 16px; bottom: 4px; }
.hero-orbit {
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(74,121,161,.13);
  border-radius: 50%;
  pointer-events: none;
}
.hero-orbit-one { width: 490px; height: 490px; }
.hero-orbit-two { width: 610px; height: 610px; border-style: dashed; opacity: .7; }
.home-scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  color: #8997a5;
  font-size: 9px;
  letter-spacing: .18em;
  white-space: nowrap;
}
.home-scroll-cue span { margin-left: 7px; letter-spacing: .28em; }

@media (max-width: 1180px) and (min-width: 1024px) {
  .brand-wordmark { width: 198px; }
  .brand-main { font-size: 23px; }
  .brand-main i { left: 67px; height: 23px; }
  #navbar nav { gap: 22px; }
  .home-hero-grid { grid-template-columns: minmax(0,.92fr) minmax(440px,1.08fr); gap: 30px; }
  .home-hero-title { font-size: 48px; }
  .hero-product-bubble-top { right: -4px; }
}

@media (max-width: 1023px) {
  .nav-inner { height: 68px; }
  #navbar .language-switcher { margin-left: auto; margin-right: 6px; }
  .brand-wordmark { width: 196px; }
  .brand-main { font-size: 22px; }
  .brand-main i { left: 65px; height: 22px; }
  .brand-tag { font-size: 6.8px; }
  .home-hero { min-height: auto; padding-top: 104px; padding-bottom: 92px; }
  .home-hero-grid { grid-template-columns: 1fr; gap: 24px; }
  .home-hero-copy { padding: 18px 0 0; }
  .home-hero-title { max-width: 760px; font-size: clamp(40px, 7vw, 62px); }
  .home-hero-desc { max-width: 720px; }
  .home-hero-visual { min-height: 470px; width: min(720px, 100%); margin: 0 auto; }
  .hero-product-bubble-top { right: -6px; }
  .hero-product-bubble-bottom { left: -8px; }
}

@media (max-width: 640px) {
  .nav-inner { height: 64px; }
  .brand-wordmark { width: 174px; }
  .brand-main { font-size: 20px; letter-spacing: .09em; }
  .brand-main i { left: 58px; height: 20px; }
  .brand-tag { font-size: 6px; letter-spacing: .14em; }
  .home-hero { padding-top: 82px; padding-bottom: 58px; }
  .home-hero::before { inset: 64px 0 0; }
  .home-hero-copy { padding-top: 10px; }
  .home-hero-title { font-size: clamp(29px, 7.85vw, 35px); line-height: 1.12; }
  .home-hero-title-line + .home-hero-title-line { margin-top: .16em; }
  .home-hero-desc { margin-top: 18px; font-size: 13.5px; line-height: 1.72; text-wrap: pretty; }
  .home-secondary-btn, .home-hero .btn-orange { min-height: 48px; flex: 1 1 138px; padding-left: 16px; padding-right: 16px; }
  .home-quick-link { margin-top: 18px; font-size: 11px; }
  .home-stats { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px 12px; margin-top: 24px; padding-top: 18px; }
  .home-stats .stat-num { font-size: 27px; }
  .home-hero-visual { min-height: 315px; margin-top: 2px; }
  .hero-product-stage { width: 100%; border-radius: 22px; }
  .hero-product-slides { inset: 28px 0 68px; }
  .hero-product-slide img { width: 100%; height: 100%; }
  .hero-stage-meta { left: 14px; right: 96px; bottom: 42px; }
  .hero-stage-meta b { font-size: 12px; }
  .hero-stage-meta small { display: none; }
  .hero-stage-kicker { top: 13px; left: 17px; font-size: 7px; }
  .hero-carousel-progress { top: 16px; right: 17px; width: 70px; }
  .hero-carousel-controls { right: 8px; bottom: 5px; gap: 6px; }
  .hero-carousel-arrow { width: 34px; height: 34px; }
  .hero-carousel-dots { gap: 6px; }
  .hero-carousel-dots button { width: 8px; height: 8px; }
  .hero-carousel-dots button.is-active { width: 22px; }
  .hero-product-bubble { width: 64px; height: 64px; border-width: 4px; }
  .hero-product-bubble-top { top: 5px; right: -1px; }
  .hero-product-bubble-bottom { display: none; }
  .hero-process-chip { display: none; }
  .hero-orbit-one { width: 300px; height: 300px; }
  .hero-orbit-two { width: 370px; height: 370px; }
  .home-scroll-cue { display: none; }
}

@media (max-width: 420px) {
  .brand-wordmark { width: 150px; }
  .brand-main { font-size: 18px; }
  .brand-main i { left: 52px; height: 18px; }
  .brand-tag { font-size: 5.2px; letter-spacing: .1em; }
  .home-hero-title { font-size: clamp(28px, 7.6vw, 32px); }
  .home-hero-desc { font-size: 13px; }
  .home-hero-visual { min-height: 292px; }
  .hero-product-slides { bottom: 64px; }
}

@media (hover: none) and (pointer: coarse) {
  .hover-lift:hover,
  .home-secondary-btn:hover,
  .hero-product-stage:hover,
  .hero-product-stage:hover .hero-product-slide.is-active img,
  .real-product-card:hover .real-product-media img { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-product-stage,
  .hero-product-slide,
  .hero-product-slide img,
  .hero-product-bubble { transition: none !important; transform: none !important; }
  .hero-carousel-progress i { animation: none !important; transform: scaleX(1); }
}

/* ---------- 大屏导航下拉面板 / 移动端分组菜单 ---------- */
.desktop-nav-enhanced {
  align-self: stretch;
  gap: 20px !important;
}
.desktop-nav-enhanced > .nav-link,
.nav-item {
  display: flex;
  align-items: center;
}
.nav-item {
  position: static;
  height: 100%;
  gap: 5px;
}
.nav-menu-link { flex: 0 0 auto; }
.nav-menu-trigger {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 30px;
  margin-left: -3px;
  padding: 0;
  align-items: center;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.nav-menu-trigger:focus,
.mobile-nav-toggle:focus,
#nav-burger:focus { outline: none; }
.nav-menu-trigger:focus-visible {
  outline: 2px solid rgba(59,130,246,.42);
  outline-offset: 2px;
}
#nav-burger:focus-visible {
  border-radius: 9px;
  box-shadow: 0 0 0 2px rgba(59,130,246,.3);
}
.nav-chevron {
  width: 10px;
  height: 7px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: .7;
  transition: transform .22s ease, opacity .22s ease;
}
.nav-item.is-open .nav-chevron { transform: rotate(180deg); opacity: 1; }
.nav-item.is-open > .nav-menu-link,
.nav-item.is-open > .nav-menu-trigger { color: var(--blue); }
#navbar.mega-open {
  background: rgba(250,252,255,.97);
  border-bottom-color: rgba(59,130,246,.13);
  box-shadow: 0 12px 30px rgba(29,65,105,.08);
}
.mega-panel {
  position: fixed;
  z-index: 48;
  top: 76px;
  left: 50%;
  width: min(1120px, calc(100vw - 32px));
  padding: 0;
  border: 1px solid rgba(75,111,148,.13);
  border-top-color: rgba(59,130,246,.1);
  border-radius: 0 0 24px 24px;
  background:
    radial-gradient(circle at 88% 0%, rgba(92,193,238,.11), transparent 31%),
    rgba(250,252,255,.975);
  -webkit-backdrop-filter: blur(22px) saturate(1.2);
  backdrop-filter: blur(22px) saturate(1.2);
  box-shadow: 0 28px 70px rgba(20,48,78,.18), 0 5px 16px rgba(44,82,120,.08);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%,-9px);
  transform-origin: top center;
  transition: opacity .2s ease, transform .28s cubic-bezier(.22,.8,.32,1), visibility 0s linear .28s;
}
.nav-item.is-open .mega-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%,0);
  transition-delay: 0s;
}
.mega-panel-inner { padding: 25px 28px 28px; }
.mega-panel-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding: 0 4px 20px;
  border-bottom: 1px solid rgba(74,107,141,.12);
}
.mega-eyebrow {
  display: block;
  margin-bottom: 6px;
  color: #66829b;
  font-size: 9px;
  font-weight: 750;
  letter-spacing: .19em;
}
.mega-panel-head h2 {
  margin: 0;
  color: #172b3e;
  font-size: 22px;
  font-weight: 720;
  letter-spacing: .02em;
}
.mega-panel-head p {
  margin: 5px 0 0;
  color: #728294;
  font-size: 12px;
}
.mega-panel-all {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding: 9px 14px;
  border: 1px solid rgba(59,130,246,.18);
  border-radius: 999px;
  color: #325d85;
  background: rgba(255,255,255,.64);
  font-size: 12px;
  font-weight: 650;
  transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease;
}
.mega-panel-all:hover {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
  transform: translateY(-1px);
}
.mega-grid {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  gap: 7px;
  padding-top: 14px;
}
.mega-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-width: 0;
  min-height: 80px;
  padding: 13px 34px 13px 12px;
  border: 1px solid transparent;
  border-radius: 14px;
  color: #20374c;
  transition: transform .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.mega-card:hover,
.mega-card:focus-visible {
  border-color: rgba(59,130,246,.15);
  background: rgba(255,255,255,.9);
  box-shadow: 0 12px 25px rgba(36,75,113,.08);
  transform: translateY(-2px);
  outline: none;
}
.mega-icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 35px;
  height: 35px;
  border: 1px solid rgba(59,130,246,.14);
  border-radius: 10px;
  color: #3977aa;
  background: linear-gradient(145deg,rgba(255,255,255,.9),rgba(226,241,250,.82));
  box-shadow: inset 0 1px 0 #fff;
}
.mega-icon svg { width: 20px; height: 20px; }
.mega-copy { min-width: 0; }
.mega-copy b {
  display: block;
  margin: 1px 0 5px;
  color: #20374c;
  font-size: 13px;
  font-weight: 680;
}
.mega-copy small {
  display: block;
  color: #78889a;
  font-size: 10px;
  line-height: 1.55;
}
.mega-arrow {
  position: absolute;
  top: 20px;
  right: 13px;
  color: var(--blue);
  font-size: 14px;
  opacity: 0;
  transform: translateX(-5px);
  transition: opacity .2s ease, transform .2s ease;
}
.mega-card:hover .mega-arrow,
.mega-card:focus-visible .mega-arrow { opacity: 1; transform: translateX(0); }

.mobile-nav-shell {
  display: flex;
  flex-direction: column;
  padding: 8px 18px 20px;
  color: #31465a;
}
.mobile-nav-direct,
.mobile-nav-toggle {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  min-height: 46px;
  padding: 0 7px;
  border: 0;
  border-bottom: 1px solid rgba(66,96,126,.1);
  color: inherit;
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 620;
  text-align: left;
}
.mobile-nav-toggle { cursor: pointer; }
.mobile-nav-toggle:focus-visible {
  border-radius: 7px;
  box-shadow: inset 0 0 0 2px rgba(59,130,246,.25);
}
.mobile-nav-toggle svg {
  width: 11px;
  height: 7px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform .22s ease;
}
.mobile-nav-group.is-open .mobile-nav-toggle { color: var(--blue); }
.mobile-nav-group.is-open .mobile-nav-toggle svg { transform: rotate(180deg); }
.mobile-nav-sub {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 0 8px;
  max-height: 0;
  padding: 0 4px;
  overflow: hidden;
  opacity: 0;
  transition: max-height .38s cubic-bezier(.22,.8,.32,1), opacity .2s ease, padding .3s ease;
}
.mobile-nav-group.is-open .mobile-nav-sub {
  max-height: 520px;
  padding-top: 8px;
  padding-bottom: 10px;
  opacity: 1;
}
.mobile-nav-sub a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  min-width: 0;
  padding: 9px 8px;
  border-radius: 9px;
  color: #5e7183;
  font-size: 12px;
  line-height: 1.35;
}
.mobile-nav-sub a:hover,
.mobile-nav-sub a:focus-visible { color: var(--blue); background: rgba(59,130,246,.07); outline: none; }
.mobile-nav-sub a span { color: #7895ae; }
.mobile-nav-sub .mobile-nav-all { grid-column: 1 / -1; color: #356e9e; font-weight: 650; }
.mobile-nav-quote {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 45px;
  margin-top: 13px;
  padding: 0 17px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(105deg,var(--blue),#3d9bc1);
  box-shadow: 0 10px 24px rgba(59,130,246,.2);
  font-size: 13px;
  font-weight: 700;
}
#mobile-menu {
  max-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
}
#mobile-menu.open { max-height: calc(100vh - 64px); }

@media (max-width: 1180px) and (min-width: 1024px) {
  .desktop-nav-enhanced { gap: 11px !important; }
  #navbar .desktop-nav-enhanced .nav-link { font-size: 12px; }
  .nav-item { gap: 3px; }
  .mega-panel { width: calc(100vw - 24px); }
  .mega-panel-inner { padding-left: 22px; padding-right: 22px; }
  .mega-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}

@media (max-width: 1023px) {
  .mega-panel { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .mega-panel,
  .mega-card,
  .mega-panel-all,
  .nav-chevron,
  .mobile-nav-sub,
  .mobile-nav-toggle svg { transition: none !important; }
}

/* ---------- 手机端性能模式：减少合成层、滤镜与持续 GPU 占用 ---------- */
@media (max-width: 767px) {
  body.mobile-static-bg {
    background:
      radial-gradient(circle at 82% 9%, rgba(99,179,225,.15), transparent 32%),
      radial-gradient(circle at 8% 32%, rgba(255,169,111,.1), transparent 28%),
      linear-gradient(180deg, #f5f9fd 0%, #eaf2fa 58%, #f7fafd 100%);
  }
  #bg3d,
  #bg2d { display: none !important; }
  .bg-scrim {
    position: absolute;
    min-height: 100vh;
    background: linear-gradient(180deg, rgba(247,250,253,.2), rgba(234,242,250,.18));
  }
  #navbar,
  #navbar.nav-scrolled,
  #mobile-menu,
  .language-trigger,
  .language-menu,
  .metal-panel,
  .hero-carousel-arrow,
  .product-render-badge,
  .product-render-interactive {
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
  }
  #navbar.nav-scrolled { background: rgba(250,252,255,.97); }
  .language-trigger,
  .language-menu { background: rgba(251,253,255,.98); }
  .metal-panel { background: rgba(255,255,255,.91); }
  .reveal,
  .sheet-unfold {
    filter: none !important;
    will-change: auto;
    transform: translateY(10px);
    transition: opacity .34s ease, transform .34s ease;
  }
  .reveal.visible,
  .sheet-unfold.visible { transform: none; }
  .reveal-d1,
  .reveal-d2,
  .reveal-d3 { transition-delay: .02s; }
  .media-loaded { transition-duration: .22s; }
  .hero-product-stage::before { filter: none; opacity: .72; }
  .hero-product-slide {
    will-change: auto;
    transform: translate3d(14px,0,0) scale(.992);
    transition: opacity .4s ease, transform .4s cubic-bezier(.22,.8,.32,1), visibility 0s linear .4s;
  }
  .hero-product-slide.is-leaving { transform: translate3d(-12px,0,0) scale(.992); }
  .hero-product-slide img {
    filter: none;
    -webkit-mask-image: none;
    mask-image: none;
    will-change: auto;
    transition: transform .32s ease;
  }
  .real-product-card {
    content-visibility: auto;
    contain-intrinsic-size: auto 380px;
  }
  #intro-overlay,
  #intro-overlay canvas { transition-duration: .68s; }
  #intro-overlay.handoff #intro-copy,
  #intro-overlay.handoff #intro-status,
  #intro-overlay.handoff #intro-skip { transition-duration: .42s; }
}

/* ---------- 首页：交互式制造能力展示 ---------- */
.capability-section {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 42%, rgba(73,159,205,.08), transparent 31%),
    linear-gradient(180deg,rgba(255,255,255,.55),rgba(239,246,251,.72));
}
.capability-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .34;
  background-image:
    linear-gradient(rgba(83,120,151,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(83,120,151,.07) 1px,transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(to bottom,transparent,#000 24%,#000 80%,transparent);
  mask-image: linear-gradient(to bottom,transparent,#000 24%,#000 80%,transparent);
}
.capability-section > div { position: relative; z-index: 1; }
.capability-heading {
  max-width: 780px;
  margin: 0 auto 35px;
  text-align: center;
}
.capability-heading > span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 10px;
  color: #67839a;
  font-size: 9px;
  font-weight: 750;
  letter-spacing: .24em;
}
.capability-heading > span::before,
.capability-heading > span::after {
  content: "";
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg,transparent,var(--cyan));
}
.capability-heading > span::after { transform: scaleX(-1); }
.capability-heading h2 {
  margin: 0;
  color: #172b3e;
  font-size: clamp(30px,3vw,43px);
  font-weight: 820;
  letter-spacing: .025em;
}
.capability-heading p {
  margin: 11px 0 0;
  color: #6f8192;
  font-size: 14px;
}
.capability-tabs {
  display: grid;
  grid-template-columns: repeat(5,minmax(0,1fr));
  max-width: 1050px;
  margin: 0 auto 28px;
  border-bottom: 1px solid rgba(75,107,137,.16);
}
.capability-tab {
  position: relative;
  min-height: 54px;
  padding: 4px 12px 15px;
  border: 0;
  color: #67798a;
  background: transparent;
  font-size: 14px;
  font-weight: 620;
  letter-spacing: .02em;
  cursor: pointer;
  transition: color .22s ease, transform .22s ease;
}
.capability-tab::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: 0;
  height: 3px;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(90deg,var(--blue),var(--cyan));
  transform: translateX(-50%);
  transition: width .28s cubic-bezier(.22,.8,.32,1);
}
.capability-tab:hover { color: #274b69; }
.capability-tab.is-active { color: #205f8f; font-weight: 760; }
.capability-tab.is-active::after { width: 64px; }
.capability-tab:focus { outline: none; }
.capability-tab:focus-visible {
  border-radius: 9px;
  box-shadow: inset 0 0 0 2px rgba(59,130,246,.28);
}
.capability-stage {
  position: relative;
  min-height: 514px;
  overflow: hidden;
  border: 1px solid rgba(69,105,137,.12);
  border-radius: 28px;
  background: rgba(250,252,255,.83);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  box-shadow: 0 28px 70px rgba(39,77,113,.11), inset 0 1px 0 rgba(255,255,255,.9);
}
.capability-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg,rgba(255,255,255,.72),transparent 40%),
    radial-gradient(circle at 85% 18%,rgba(84,190,229,.11),transparent 30%);
}
.capability-pane {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0,.9fr) minmax(440px,1.1fr);
  align-items: center;
  gap: 42px;
  min-height: 514px;
  padding: 42px 46px 42px 54px;
}
.capability-pane[hidden] { display: none; }
.capability-pane.is-active { animation: capability-enter .46s cubic-bezier(.22,.8,.32,1) both; }
@keyframes capability-enter {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.capability-copy { max-width: 490px; }
.capability-index {
  display: block;
  margin-bottom: 14px;
  color: #4c8cb6;
  font-family: "Arial Narrow","Aptos",sans-serif;
  font-size: 9px;
  font-weight: 760;
  letter-spacing: .2em;
}
.capability-copy h3 {
  margin: 0;
  color: #172b3e;
  font-size: clamp(27px,2.4vw,37px);
  font-weight: 800;
  letter-spacing: .02em;
}
.capability-copy > p {
  margin: 18px 0 22px;
  color: #637688;
  font-size: 14px;
  line-height: 1.9;
}
.capability-copy ul {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.capability-copy li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #445d73;
  font-size: 13px;
  line-height: 1.55;
}
.capability-copy li > span {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 19px;
  height: 19px;
  margin-top: 1px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg,#3b82f6,#45b9d8);
  box-shadow: 0 4px 10px rgba(59,130,246,.18);
  font-size: 10px;
}
.capability-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 27px;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(48,112,159,.26);
  color: #2f6f9f;
  font-size: 12px;
  font-weight: 690;
  transition: color .2s ease, border-color .2s ease;
}
.capability-link span { transition: transform .2s ease; }
.capability-link:hover { color: var(--blue); border-color: var(--blue); }
.capability-link:hover span { transform: translateX(4px); }
.capability-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 410px;
  overflow: hidden;
  border: 1px solid rgba(72,108,140,.11);
  border-radius: 24px;
  background:
    radial-gradient(circle at 50% 48%,rgba(255,255,255,.96),rgba(226,237,245,.78) 68%,rgba(215,229,239,.9)),
    #edf4f8;
  box-shadow: inset 0 1px 0 #fff, 0 18px 42px rgba(48,81,111,.08);
}
.capability-visual::before,
.capability-visual::after {
  content: "";
  position: absolute;
  pointer-events: none;
  border: 1px solid rgba(60,117,154,.1);
  border-radius: 50%;
}
.capability-visual::before { width: 370px; height: 370px; }
.capability-visual::after { width: 286px; height: 286px; border-style: dashed; }
.capability-visual img {
  position: relative;
  z-index: 2;
  width: 88%;
  height: 350px;
  object-fit: contain;
  filter: drop-shadow(0 24px 22px rgba(28,48,65,.18));
  transition: transform .45s cubic-bezier(.22,.8,.32,1), filter .3s ease;
}
.capability-bending-picture {
  position: relative;
  z-index: 2;
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
}
.capability-visual .capability-bending-picture img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: none;
}
.capability-equipment-picture {
  position: relative;
  z-index: 2;
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
}
.capability-visual.capability-equipment-carousel {
  overflow: visible;
  border: 0;
  background: transparent;
  box-shadow: none;
}
.capability-visual.capability-equipment-carousel::before,
.capability-visual.capability-equipment-carousel::after { display: none; }
.capability-equipment-slides {
  position: absolute;
  inset: 30px 0 32px;
  z-index: 2;
}
.capability-equipment-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transform: translate3d(3%,0,0) scale(.985);
  transition: opacity .58s cubic-bezier(.22,.8,.32,1), transform .7s cubic-bezier(.22,.8,.32,1), visibility 0s linear .7s;
  will-change: opacity, transform;
}
.capability-equipment-slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: translate3d(0,0,0) scale(1);
  transition-delay: 0s;
}
.capability-visual .capability-equipment-image {
  width: 96%;
  height: 360px;
  object-fit: contain;
  filter: drop-shadow(0 27px 23px rgba(28,48,65,.22));
}
.capability-equipment-carousel:hover .capability-equipment-image {
  transform: none;
  filter: drop-shadow(0 27px 23px rgba(28,48,65,.22));
}
.capability-equipment-controls {
  position: absolute;
  z-index: 5;
  left: 18px;
  bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 7px;
  border: 1px solid rgba(75,108,134,.12);
  border-radius: 999px;
  background: rgba(255,255,255,.82);
  box-shadow: 0 10px 24px rgba(41,74,104,.1);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.capability-equipment-controls button {
  display: grid;
  width: 29px;
  height: 29px;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: #315b7a;
  background: transparent;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  transition: color .2s ease, background-color .2s ease, transform .2s ease;
}
.capability-equipment-controls button:hover { color: #fff; background: #3b82f6; }
.capability-equipment-controls button:active { transform: scale(.92); }
.capability-equipment-controls button:focus-visible { outline: 2px solid #3b82f6; outline-offset: 2px; }
.capability-equipment-dots { display: flex; align-items: center; gap: 5px; }
.capability-equipment-dots i {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #b8c8d5;
  transition: width .3s ease, background-color .3s ease;
}
.capability-equipment-dots i.is-active { width: 19px; background: #3b82f6; }
.capability-visual:hover img {
  transform: translateY(-5px) scale(1.025);
  filter: drop-shadow(0 30px 26px rgba(28,48,65,.21));
}
.capability-spec {
  position: absolute;
  z-index: 4;
  right: 18px;
  bottom: 17px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 77px;
  min-height: 77px;
  padding: 9px;
  border: 1px solid rgba(255,255,255,.72);
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(145deg,rgba(48,104,149,.95),rgba(65,171,205,.94));
  box-shadow: 0 13px 27px rgba(35,95,140,.22), inset 0 1px 0 rgba(255,255,255,.3);
  font-family: "Arial Narrow","Aptos",sans-serif;
  font-size: 16px;
  font-weight: 780;
  line-height: 1;
}
.capability-spec b { font: inherit; }
.capability-spec small {
  margin-top: 6px;
  font-family: inherit;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: .07em;
}

@media (max-width: 1023px) {
  .capability-pane {
    grid-template-columns: minmax(0,.94fr) minmax(370px,1.06fr);
    gap: 25px;
    padding: 36px 30px;
  }
  .capability-copy > p { font-size: 13px; }
  .capability-visual { min-height: 365px; }
  .capability-visual img { height: 305px; }
  .capability-visual .capability-equipment-image { height: 322px; }
}

@media (max-width: 767px) {
  .capability-heading { margin-bottom: 24px; }
  .capability-heading p { font-size: 12px; line-height: 1.7; }
  .capability-tabs {
    display: flex;
    justify-content: flex-start;
    gap: 6px;
    margin: 0 -16px 18px;
    padding: 0 16px 2px;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
  }
  .capability-tabs::-webkit-scrollbar { display: none; }
  .capability-tab {
    flex: 0 0 auto;
    min-height: 45px;
    padding: 4px 12px 12px;
    scroll-snap-align: start;
    font-size: 12px;
    white-space: nowrap;
  }
  .capability-tab.is-active::after { width: 46px; }
  .capability-stage { min-height: 0; border-radius: 22px; }
  .capability-pane {
    grid-template-columns: 1fr;
    gap: 28px;
    min-height: 0;
    padding: 28px 20px 20px;
  }
  .capability-copy { max-width: none; }
  .capability-copy > p { margin: 14px 0 18px; line-height: 1.75; }
  .capability-copy li { font-size: 12px; }
  .capability-link { margin-top: 22px; }
  .capability-visual { min-height: 310px; border-radius: 18px; }
  .capability-visual img { width: 96%; height: 268px; }
  .capability-visual .capability-equipment-image { width: 100%; height: 270px; }
  .capability-equipment-slides { inset: 22px 0 33px; }
  .capability-equipment-controls { left: 10px; bottom: 10px; }
  .capability-visual::before { width: 280px; height: 280px; }
  .capability-visual::after { width: 215px; height: 215px; }
  .capability-spec { right: 12px; bottom: 12px; min-width: 66px; min-height: 66px; font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .capability-equipment-slide,
  .capability-equipment-dots i { transition: none !important; }
}

/* ---------- 设备实力：高清3D实机展示 ---------- */
.equipment-showcase-section {
  position: relative;
  padding: 0 0 72px;
  background: transparent;
}
.equipment-fullscreen {
  position: relative;
  isolation: isolate;
  width: 100%;
  min-height: calc(100svh - 74px);
  display: grid;
  overflow: hidden;
  place-items: center;
  background: transparent;
  box-shadow: none;
}
.equipment-fullscreen[id] {
  scroll-margin-top: 92px;
}
.equipment-fullscreen:target {
  opacity: 1;
  transform: none;
}
.equipment-fullscreen::before {
  content: "";
  position: absolute;
  z-index: 0;
  left: 50%;
  top: 48%;
  width: min(84vw,1260px);
  aspect-ratio: 1.65;
  border-radius: 50%;
  background: radial-gradient(ellipse at center,rgba(255,255,255,.86) 0 28%,rgba(224,238,248,.38) 55%,rgba(224,238,248,0) 76%);
  filter: blur(10px);
  transform: translate(-50%,-50%);
  pointer-events: none;
}
.equipment-fullscreen::after {
  display: none;
}
.equipment-fullscreen picture {
  position: relative;
  z-index: 2;
  width: 100%;
  height: calc(100svh - 74px);
  display: grid;
  place-items: center;
}
.equipment-fullscreen img {
  --equipment-scale: 1;
  --equipment-hover-scale: 1.008;
  width: min(90vw,1620px);
  height: calc(100svh - 112px);
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 30px 34px rgba(28,52,70,.18));
  transform: translate3d(0,0,0) scale(var(--equipment-scale));
  transition: transform .7s cubic-bezier(.22,.8,.32,1), filter .55s ease;
}
.equipment-fullscreen--cnc {
  margin-top: clamp(26px,4vw,58px);
}
.equipment-fullscreen--cnc img {
  --equipment-scale: 1.18;
  --equipment-hover-scale: 1.19;
  filter: drop-shadow(0 27px 32px rgba(28,52,70,.16));
}
@media (hover: hover) and (pointer: fine) {
  .equipment-fullscreen:hover img {
    transform: translate3d(0,-4px,0) scale(var(--equipment-hover-scale));
    filter: drop-shadow(0 34px 38px rgba(28,52,70,.2));
  }
}
.equipment-fullscreen-copy {
  padding-top: 30px;
  padding-bottom: 34px;
  display: grid;
  grid-template-columns: minmax(0,.8fr) minmax(320px,1.2fr);
  gap: 44px;
  align-items: end;
  border-bottom: 1px solid rgba(70,109,138,.13);
}
.equipment-fullscreen-copy h2 {
  color: #1c3142;
  font-size: clamp(27px,3.1vw,42px);
  font-weight: 860;
  letter-spacing: .01em;
}
.equipment-fullscreen-copy p {
  color: #647c8e;
  font-size: 14px;
  line-height: 1.8;
  text-align: right;
}
.equipment-vmp-section {
  padding-top: clamp(72px,8vw,112px);
  scroll-margin-top: 92px;
}
.equipment-vmp-gallery {
  display: grid;
  grid-template-columns: minmax(0,1.72fr) minmax(280px,.72fr);
  gap: 10px;
  min-height: 630px;
}
.equipment-vmp-stack {
  display: grid;
  grid-template-rows: repeat(2,minmax(0,1fr));
  gap: 10px;
}
.equipment-vmp-media {
  position: relative;
  display: grid;
  min-width: 0;
  overflow: hidden;
  place-items: center;
  border-radius: 0;
  background: transparent;
}
.equipment-vmp-media picture {
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
}
.equipment-vmp-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 22px 24px rgba(25,52,72,.14));
  transform: translateZ(0);
  transition: transform .65s cubic-bezier(.22,.8,.32,1);
}
.equipment-vmp-media--main img { padding: 18px; }
.equipment-vmp-stack .equipment-vmp-media img { padding: 12px; }
.equipment-vmp-media--detail img {
  padding: 4px 0;
  object-fit: cover;
  object-position: 78% 50%;
  filter: drop-shadow(0 18px 20px rgba(25,52,72,.13));
}
@media (hover: hover) and (pointer: fine) {
  .equipment-vmp-media:hover img { transform: scale(1.018); }
}
.equipment-vmp-copy {
  display: grid;
  grid-template-columns: minmax(0,.9fr) minmax(340px,1.1fr);
  gap: 44px;
  align-items: end;
  padding: 30px 0 38px;
  border-bottom: 1px solid rgba(70,109,138,.13);
}
.equipment-vmp-copy h2 {
  color: #1c3142;
  font-size: clamp(27px,3.1vw,42px);
  font-weight: 860;
  letter-spacing: .01em;
}
.equipment-vmp-copy p {
  color: #647c8e;
  font-size: 14px;
  line-height: 1.8;
  text-align: right;
}
.equipment-secondary-heading {
  margin-top: 62px;
}
.equipment-secondary-grid {
  grid-template-columns: repeat(3,minmax(0,1fr));
}
.equipment-showcase-heading {
  margin-bottom: 30px;
  text-align: center;
}
.equipment-showcase-heading h2,
.equipment-capability-heading h2 {
  color: #1c3142;
  font-size: clamp(25px,3vw,36px);
  font-weight: 850;
  letter-spacing: .02em;
}
.equipment-showcase-heading p {
  margin-top: 9px;
  color: #718494;
  font-size: 13px;
}
.equipment-3d-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 20px;
}
.equipment-3d-card {
  overflow: hidden;
  border: 1px solid rgba(79,116,147,.14);
  border-radius: 14px;
  background: rgba(255,255,255,.82);
  box-shadow: 0 16px 36px rgba(44,77,106,.09);
}
.equipment-3d-media {
  position: relative;
  display: grid;
  min-height: 305px;
  overflow: hidden;
  place-items: center;
  background:
    radial-gradient(circle at 50% 42%,rgba(255,255,255,.99),rgba(230,239,246,.82) 65%,rgba(215,229,239,.9)),
    #ecf4f8;
}
.equipment-3d-media picture {
  position: relative;
  z-index: 2;
  display: grid;
  width: 100%;
  height: 305px;
  place-items: center;
}
.equipment-3d-media img {
  width: 96%;
  height: 286px;
  object-fit: contain;
  filter: drop-shadow(0 24px 20px rgba(23,43,60,.23));
  transition: transform .45s cubic-bezier(.22,.8,.32,1), filter .35s ease;
}
.equipment-3d-card:hover .equipment-3d-media img {
  transform: translateY(-4px) scale(1.02);
  filter: drop-shadow(0 31px 25px rgba(23,43,60,.26));
}
.equipment-3d-media--photo img {
  width: 100%;
  height: 305px;
  object-fit: cover;
  filter: saturate(.86) contrast(1.04);
}
.equipment-3d-card--photo:hover .equipment-3d-media img {
  transform: scale(1.025);
  filter: saturate(.96) contrast(1.04);
}
.equipment-3d-copy {
  padding: 20px 22px 23px;
  border-top: 1px solid rgba(77,112,139,.08);
}
.equipment-3d-copy h3 {
  color: #1d3445;
  font-size: 17px;
  font-weight: 800;
}
.equipment-3d-copy p {
  margin-top: 6px;
  color: #668095;
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: .03em;
}
.equipment-source-note {
  max-width: 68em;
  margin: 18px auto 0;
  color: #667d8e;
  font-size: 12px;
  line-height: 1.7;
  text-align: center;
}
.equipment-capability-heading {
  margin: 62px 0 25px;
}
.equipment-capability-heading h2 { font-size: clamp(22px,2.4vw,30px); }

@media (max-width: 900px) {
  .equipment-fullscreen-copy { grid-template-columns: 1fr; gap: 14px; }
  .equipment-fullscreen-copy p { text-align: left; }
  .equipment-vmp-gallery { grid-template-columns: minmax(0,1.45fr) minmax(230px,.75fr); min-height: 520px; }
  .equipment-vmp-copy { grid-template-columns: 1fr; gap: 14px; }
  .equipment-vmp-copy p { text-align: left; }
  .equipment-3d-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 640px) {
  .equipment-showcase-section { padding-bottom: 52px; }
  .equipment-fullscreen[id] { scroll-margin-top: 76px; }
  .equipment-fullscreen { min-height: 68svh; }
  .equipment-fullscreen picture { height: 68svh; }
  .equipment-fullscreen img {
    width: 108vw;
    max-width: none;
    height: 61svh;
    --equipment-scale: 1;
    --equipment-hover-scale: 1;
  }
  .equipment-fullscreen--cnc { margin-top: 22px; }
  .equipment-fullscreen--cnc img { width: 104vw; height: 59svh; }
  .equipment-fullscreen::before { width: 118vw; filter: blur(7px); }
  .equipment-fullscreen-copy { padding-top: 22px; padding-bottom: 25px; }
  .equipment-fullscreen-copy h2 { font-size: 26px; }
  .equipment-fullscreen-copy p { font-size: 12px; line-height: 1.7; }
  .equipment-vmp-section { padding-top: 62px; scroll-margin-top: 76px; }
  .equipment-vmp-gallery { grid-template-columns: 1fr; gap: 9px; min-height: 0; }
  .equipment-vmp-media--main { min-height: 350px; }
  .equipment-vmp-stack { grid-template-columns: repeat(2,minmax(0,1fr)); grid-template-rows: none; gap: 9px; }
  .equipment-vmp-stack .equipment-vmp-media { min-height: 190px; }
  .equipment-vmp-media--main img { padding: 10px; }
  .equipment-vmp-stack .equipment-vmp-media img { padding: 6px; }
  .equipment-vmp-media--detail img { padding: 0; object-position: 76% 50%; }
  .equipment-vmp-copy { padding: 24px 0 28px; }
  .equipment-vmp-copy h2 { font-size: 26px; }
  .equipment-vmp-copy p { font-size: 12px; line-height: 1.7; }
  .equipment-secondary-heading { margin-top: 45px; }
  .equipment-showcase-heading { margin-bottom: 21px; text-align: left; }
  .equipment-showcase-heading p { max-width: 26em; line-height: 1.65; }
  .equipment-3d-grid { grid-template-columns: 1fr; gap: 16px; }
  .equipment-3d-media { min-height: 245px; }
  .equipment-3d-media picture { height: 245px; }
  .equipment-3d-media img { width: 98%; height: 226px; }
  .equipment-3d-media--photo img { width: 100%; height: 245px; }
  .equipment-3d-copy { padding: 17px 18px 20px; }
  .equipment-source-note { margin-top: 16px; text-align: left; }
  .equipment-capability-heading { margin: 46px 0 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .equipment-fullscreen img { transition: none !important; transform: none !important; }
}

@media (prefers-reduced-motion: reduce) {
  .capability-pane.is-active { animation: none; }
  .capability-tab,
  .capability-tab::after,
  .capability-visual img,
  .capability-link,
  .capability-link span { transition: none !important; }
}

/* ---------- 首页：为什么选择华晟 ---------- */
.why-section {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 88% 18%,rgba(58,180,221,.23),transparent 33%),
    radial-gradient(circle at 7% 86%,rgba(34,119,166,.25),transparent 31%),
    linear-gradient(118deg,#10283a 0%,#123c55 47%,#0d5a70 100%);
}
.why-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .3;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(circle at 62% 50%,#000,transparent 72%);
  mask-image: radial-gradient(circle at 62% 50%,#000,transparent 72%);
}
.why-section::after {
  content: "";
  position: absolute;
  right: -180px;
  top: 50%;
  width: 560px;
  height: 560px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 50%;
  transform: translateY(-50%);
  box-shadow: 0 0 0 86px rgba(255,255,255,.018),0 0 0 172px rgba(255,255,255,.012);
  pointer-events: none;
}
.why-section > div { position: relative; z-index: 1; }
.why-heading {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.why-heading > span {
  display: block;
  margin-bottom: 9px;
  color: #90d7ee;
  font-size: 9px;
  font-weight: 760;
  letter-spacing: .23em;
}
.why-heading h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(30px,3.1vw,44px);
  font-weight: 820;
  letter-spacing: .025em;
}
.why-heading p {
  margin: 12px 0 0;
  color: rgba(222,239,248,.72);
  font-size: 14px;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 22px 28px;
  margin-top: 52px;
}
.why-item {
  position: relative;
  display: grid;
  grid-template-columns: 47px minmax(0,1fr);
  align-items: start;
  gap: 17px;
  min-height: 190px;
  padding: 24px 22px;
  border: 1px solid rgba(207,235,246,.08);
  border-radius: 18px;
  background: rgba(255,255,255,.018);
  transition: transform .24s ease, background-color .24s ease, border-color .24s ease, box-shadow .24s ease;
}
.why-item:hover {
  border-color: rgba(136,216,240,.22);
  background: rgba(255,255,255,.07);
  box-shadow: 0 18px 38px rgba(4,25,38,.16), inset 0 1px 0 rgba(255,255,255,.06);
  transform: translateY(-4px);
}
.why-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(145deg,rgba(61,155,211,.94),rgba(71,203,211,.9));
  box-shadow: 0 10px 24px rgba(5,33,52,.25),inset 0 1px 0 rgba(255,255,255,.35);
}
.why-icon svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.why-number {
  display: block;
  margin-bottom: 7px;
  color: rgba(139,211,235,.66);
  font-family: "Arial Narrow","Aptos",sans-serif;
  font-size: 9px;
  font-weight: 720;
  letter-spacing: .17em;
}
.why-item h3 {
  margin: 0;
  color: #fff;
  font-size: 17px;
  font-weight: 730;
  line-height: 1.45;
  letter-spacing: .012em;
}
.why-item p {
  margin: 10px 0 0;
  color: rgba(220,237,246,.72);
  font-size: 12px;
  line-height: 1.8;
}
.why-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 30px;
  padding: 20px 24px;
  border: 1px solid rgba(207,235,246,.12);
  border-radius: 16px;
  background: rgba(255,255,255,.055);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.why-footer p {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px 18px;
  margin: 0;
}
.why-footer strong { color: #fff; font-size: 13px; letter-spacing: .045em; }
.why-footer p > span { color: rgba(220,237,246,.64); font-size: 11px; }
.why-footer > a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  flex: 0 0 auto;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid rgba(255,255,255,.34);
  border-radius: 999px;
  color: #173a50;
  background: linear-gradient(110deg,#fff,#dff4fa);
  box-shadow: 0 10px 24px rgba(3,28,44,.18);
  font-size: 12px;
  font-weight: 720;
  transition: color .2s ease, background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.why-footer > a span { transition: transform .2s ease; }
.why-footer > a:hover {
  color: #fff;
  background: linear-gradient(110deg,var(--blue),var(--cyan));
  box-shadow: 0 13px 28px rgba(4,26,42,.25);
  transform: translateY(-2px);
}
.why-footer > a:hover span { transform: translateX(4px); }

@media (max-width: 1023px) {
  .why-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 640px) {
  .why-heading p { font-size: 12px; line-height: 1.7; }
  .why-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 34px; }
  .why-item { min-height: 0; padding: 20px 17px; border-radius: 15px; }
  .why-item h3 { font-size: 16px; }
  .why-footer { align-items: stretch; flex-direction: column; margin-top: 20px; padding: 18px; }
  .why-footer > a { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .why-item,
  .why-footer > a,
  .why-footer > a span { transition: none !important; }
}

/* 联系页轻量位置示意：不加载完整地图应用，避免登录、扫码弹层和滚动卡顿 */
.contact-map-card {
  overflow: hidden;
  background: rgba(248,251,254,.96);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  contain: layout paint;
}

.contact-map-wrap {
  position: relative;
  min-height: 420px;
  height: 100%;
  overflow: hidden;
  border-radius: 10px;
  background: linear-gradient(145deg, #eaf1f7, #dce7f0);
}

.contact-map-canvas {
  position: absolute;
  inset: 0;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 75% 18%, rgba(86,171,231,.2), transparent 32%),
    linear-gradient(145deg, #edf5fa, #dce9f2);
}

.contact-map-canvas::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: .52;
  background-image:
    linear-gradient(rgba(62,113,164,.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(62,113,164,.1) 1px, transparent 1px);
  background-size: 42px 42px;
}

.contact-map-canvas::after {
  position: absolute;
  right: -70px;
  top: -90px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  content: "";
  background: rgba(97,185,225,.12);
}

.contact-map-roads {
  position: absolute;
  inset: 0;
}

.contact-map-road {
  position: absolute;
  display: block;
  height: 18px;
  border: 1px solid rgba(129,157,181,.28);
  border-radius: 999px;
  background: rgba(255,255,255,.9);
  box-shadow: 0 5px 14px rgba(60,91,121,.1);
}

.contact-map-road::after {
  position: absolute;
  top: 50%;
  right: 0;
  left: 0;
  border-top: 1px dashed rgba(105,139,169,.44);
  content: "";
}

.contact-map-road-a {
  top: 31%;
  left: -12%;
  width: 120%;
  transform: rotate(-12deg);
}

.contact-map-road-b {
  top: 56%;
  right: -12%;
  width: 88%;
  transform: rotate(24deg);
}

.contact-map-road-c {
  top: 75%;
  left: -15%;
  width: 74%;
  height: 12px;
  transform: rotate(8deg);
}

.contact-map-area {
  position: absolute;
  z-index: 1;
  padding: 5px 7px;
  border-radius: 6px;
  color: #6f86a0;
  background: rgba(247,251,255,.82);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
}

.contact-map-area-a {
  top: 17%;
  left: 10%;
}

.contact-map-area-b {
  right: 8%;
  top: 67%;
}

.contact-map-marker {
  position: absolute;
  z-index: 2;
  top: 33%;
  left: 56%;
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translate(-50%, -50%);
}

.contact-map-marker svg {
  width: 48px;
  height: 58px;
  overflow: visible;
  filter: drop-shadow(0 10px 16px rgba(34,76,118,.24));
}

.contact-map-marker path {
  fill: #367dcc;
  stroke: #fff;
  stroke-width: 2;
}

.contact-map-marker circle {
  fill: #ff794b;
  stroke: #fff;
  stroke-width: 2;
}

.contact-map-marker span {
  display: flex;
  flex-direction: column;
  padding: 9px 11px;
  border: 1px solid rgba(113,148,177,.24);
  border-radius: 10px;
  background: rgba(255,255,255,.95);
  box-shadow: 0 10px 24px rgba(42,77,111,.14);
}

.contact-map-marker b {
  color: #173c62;
  font-size: 13px;
  line-height: 1.35;
}

.contact-map-marker small {
  margin-top: 2px;
  color: #70859a;
  font-size: 10px;
  line-height: 1.35;
}

.contact-map-coordinates {
  position: absolute;
  z-index: 2;
  top: 16px;
  right: 16px;
  padding: 7px 9px;
  border-radius: 8px;
  color: #5b7491;
  background: rgba(255,255,255,.88);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .11em;
}

.contact-map-info {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 2;
  width: min(370px, calc(100% - 36px));
  padding: 16px 18px;
  border: 1px solid rgba(117,151,180,.2);
  border-radius: 12px;
  background: #f8fbfe;
  box-shadow: 0 12px 32px rgba(30,58,88,.14);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.contact-map-info strong {
  display: block;
  color: #1e293b;
  font-size: 15px;
}

.contact-map-info p {
  margin: 6px 0 12px;
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
}

.contact-map-info a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #ea6410;
  font-size: 13px;
  font-weight: 700;
  transition: color .2s ease, transform .2s ease;
}

.contact-map-info a:hover {
  color: #c94d05;
  transform: translateX(2px);
}

@media (max-width: 640px) {
  .contact-map-wrap { min-height: 390px; }

  .contact-map-marker {
    top: 31%;
    left: 52%;
  }

  .contact-map-marker span { display: none; }

  .contact-map-coordinates {
    top: 12px;
    right: 12px;
  }

  .contact-map-info {
    left: 12px;
    bottom: 12px;
    width: calc(100% - 24px);
    padding: 14px 15px;
  }
}

/* 关于页：企业简介与资质证照 */
.about-profile-copy { position: relative; z-index: 1; }

.about-profile-text {
  display: grid;
  gap: 15px;
  color: #5c6f84;
  font-size: 14px;
  line-height: 1.95;
}

.about-profile-text p { margin: 0; }

.about-profile-facts {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid rgba(255,255,255,.82);
  border-radius: 28px;
  background:
    radial-gradient(circle at 88% 12%, rgba(54,179,235,.20), transparent 29%),
    linear-gradient(145deg, rgba(255,255,255,.94), rgba(224,238,249,.78));
  box-shadow: 0 22px 60px rgba(54,82,112,.14);
  isolation: isolate;
}

.about-profile-facts::before,
.about-profile-facts::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}

.about-profile-facts::before {
  width: 260px;
  height: 260px;
  right: -120px;
  top: -135px;
  border: 1px solid rgba(41,137,217,.16);
  border-radius: 50%;
  box-shadow: 0 0 0 38px rgba(41,137,217,.04), 0 0 0 76px rgba(41,137,217,.025);
}

.about-profile-facts::after {
  width: 180px;
  height: 1px;
  right: 22px;
  bottom: 42px;
  background: linear-gradient(90deg, transparent, rgba(255,122,24,.55));
  transform: rotate(-22deg);
  transform-origin: right;
}

.about-profile-since {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "label year" "copy copy";
  align-items: end;
  gap: 0 14px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(64,95,126,.12);
}

.about-profile-since > span {
  grid-area: label;
  padding-bottom: 7px;
  color: #4d779f;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .28em;
}

.about-profile-since > strong {
  grid-area: year;
  color: #1d2f43;
  font-size: clamp(44px, 7vw, 72px);
  font-weight: 850;
  line-height: .88;
  letter-spacing: -.06em;
}

.about-profile-since > p {
  grid-area: copy;
  margin: 16px 0 0;
  color: #64778b;
  font-size: 13px;
  line-height: 1.7;
}

.about-profile-fact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
  margin-top: 18px;
}

.about-profile-fact-grid article {
  min-width: 0;
  padding: 18px;
  border: 1px solid rgba(60,105,147,.10);
  border-radius: 17px;
  background: rgba(255,255,255,.66);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.about-profile-fact-grid article:hover {
  transform: translateY(-3px);
  border-color: rgba(47,144,224,.22);
  box-shadow: 0 13px 28px rgba(50,81,113,.10);
}

.about-profile-fact-grid strong {
  display: block;
  color: #263a50;
  font-size: clamp(25px, 3.5vw, 34px);
  font-weight: 830;
  line-height: 1;
  letter-spacing: -.035em;
}

.about-profile-fact-grid strong small {
  margin-left: 2px;
  color: #ff7a18;
  font-size: .44em;
  letter-spacing: 0;
}

.about-profile-fact-grid span {
  display: block;
  margin-top: 10px;
  color: #75879a;
  font-size: 11px;
  letter-spacing: .05em;
}

.qualification-section {
  position: relative;
  overflow: clip;
  border-top: 1px solid rgba(51,73,94,.07);
  border-bottom: 1px solid rgba(51,73,94,.07);
  background: rgba(248,250,252,.84);
}

.qualification-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 38px;
}

.qualification-heading h2 {
  max-width: 15ch;
  margin: 0;
  line-height: 1.2;
  letter-spacing: -.025em;
}

.qualification-heading > p {
  max-width: 510px;
  margin: 0 0 1px;
  color: #5f7182;
  font-size: 14px;
  line-height: 1.8;
}

.qualification-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 36px 24px;
}

.qualification-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 0;
  border: 0;
  border-radius: 14px;
  color: inherit;
  text-align: left;
  background: transparent;
  cursor: zoom-in;
  transition: transform .24s cubic-bezier(.22,.8,.32,1);
}

.qualification-card:hover,
.qualification-card:focus-visible {
  z-index: 1;
  transform: translateY(-4px);
}

.qualification-card:focus-visible {
  outline: 2px solid rgba(42,124,190,.55);
  outline-offset: 6px;
}

.qualification-crop {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  aspect-ratio: 10 / 7;
  padding: 0;
  border-radius: 12px;
  background: #202b34;
  box-shadow: 0 13px 34px rgba(31,47,63,.16);
  transition: box-shadow .24s ease;
}

.qualification-card:hover .qualification-crop,
.qualification-card:focus-visible .qualification-crop {
  box-shadow: 0 20px 46px rgba(31,47,63,.19);
}

.qualification-crop img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  transition: transform .3s cubic-bezier(.22,.8,.32,1);
}

.qualification-card:hover .qualification-crop img { transform: scale(1.012); }

.qualification-card-copy {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  min-height: 0;
  padding: 15px 2px 0;
}

.qualification-card-copy strong {
  display: block;
  color: #26384a;
  font-size: 15px;
  font-weight: 730;
  line-height: 1.5;
}

.qualification-card-copy em {
  flex: 0 0 auto;
  color: #59758c;
  font-size: 11px;
  font-style: normal;
  text-decoration: underline;
  text-decoration-color: rgba(89,117,140,.32);
  text-underline-offset: 4px;
}

.qualification-note {
  max-width: 76ch;
  margin: 30px 0 0;
  color: #687b8d;
  font-size: 11px;
  line-height: 1.8;
}

.qualification-viewer[hidden] { display: none; }

.qualification-viewer {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  padding: 20px;
  opacity: 0;
  background: rgba(11,23,36,.82);
  transition: opacity .22s ease;
}

.qualification-viewer.is-open { opacity: 1; }

.qualification-viewer-panel {
  display: grid;
  grid-template-rows: auto auto minmax(0,1fr) auto;
  width: min(1080px, 100%);
  max-height: calc(100vh - 40px);
  overflow: hidden;
  border-radius: 16px;
  background: #f6f8fa;
  box-shadow: 0 28px 90px rgba(0,0,0,.36);
  transform: translateY(15px) scale(.985);
  transition: transform .25s cubic-bezier(.2,.75,.25,1);
}

.qualification-viewer.is-open .qualification-viewer-panel { transform: translateY(0) scale(1); }

.qualification-viewer-panel > header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 13px 18px 13px 24px;
  border-bottom: 1px solid rgba(45,76,106,.10);
  background: rgba(255,255,255,.88);
}

.qualification-viewer-panel > header h2 {
  margin: 0;
  color: #22364b;
  font-size: 17px;
  font-weight: 780;
}

.qualification-viewer-panel > header small {
  display: block;
  margin-top: 4px;
  color: #708190;
  font-size: 10px;
  font-weight: 650;
  letter-spacing: .04em;
}

.qualification-viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 9px;
  min-height: 54px;
  padding: 7px 18px 8px 24px;
  border-bottom: 1px solid rgba(45,76,106,.10);
  background: #f7f9fb;
}

.qualification-viewer-modes {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px;
  border-radius: 10px;
  background: #e8edf1;
}

.qualification-viewer-toolbar button,
#qualification-close {
  min-height: 39px;
  border: 1px solid rgba(54,109,154,.18);
  color: #345879;
  background: #eef6fb;
  font-size: 12px;
  font-weight: 700;
  transition: color .18s ease, background .18s ease, border-color .18s ease, transform .18s ease;
}

.qualification-viewer-modes button {
  min-height: 32px;
  padding: 0 13px;
  border-color: transparent;
  border-radius: 7px;
  color: #687a89;
  background: transparent;
}

.qualification-viewer-modes button.is-active {
  color: #253f56;
  background: #fff;
  box-shadow: 0 2px 8px rgba(39,59,75,.11);
}

#qualification-zoom {
  padding: 0 15px;
  border-radius: 9px;
}

#qualification-close {
  display: grid;
  width: 39px;
  padding: 0;
  place-items: center;
  border-radius: 50%;
  font-size: 22px;
  font-weight: 400;
}

.qualification-viewer-toolbar button:hover,
.qualification-viewer-toolbar button:focus-visible,
#qualification-close:hover,
#qualification-close:focus-visible {
  border-color: #448fca;
  color: #fff;
  background: #448fca;
  transform: translateY(-1px);
}

.qualification-viewer-modes button.is-active:hover,
.qualification-viewer-modes button.is-active:focus-visible {
  border-color: rgba(54,109,154,.18);
  color: #253f56;
  background: #fff;
}

.qualification-document-scroll {
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  padding: 24px;
  background: #e8edf1;
}

#qualification-document {
  display: block;
  width: min(900px, 100%);
  height: auto;
  max-width: none;
  margin: 0 auto;
  border-radius: 2px;
  box-shadow: 0 15px 44px rgba(26,44,63,.24);
  cursor: zoom-in;
  transform-origin: top center;
}

.qualification-viewer.is-zoomed #qualification-document { width: min(1280px, 150%); }
.qualification-viewer.is-zoomed #qualification-document { cursor: zoom-out; }

.qualification-viewer-panel > footer {
  padding: 11px 24px 13px;
  border-top: 1px solid rgba(45,76,106,.10);
  color: #788a9b;
  background: rgba(255,255,255,.90);
  font-size: 10px;
  line-height: 1.5;
}

body.qualification-viewer-open { overflow: hidden; }

body.qualification-viewer-open .contact-rail {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

@media (max-width: 900px) {
  .qualification-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 640px) {
  .about-profile-text { gap: 13px; font-size: 13px; line-height: 1.88; }
  .about-profile-facts { padding: 24px 19px; border-radius: 22px; }
  .about-profile-fact-grid article { padding: 16px 13px; }
  .about-profile-fact-grid span { font-size: 10px; letter-spacing: .02em; }
  .qualification-heading { display: block; margin-bottom: 25px; }
  .qualification-heading > p { margin-top: 13px; font-size: 12px; }
  .qualification-grid { grid-template-columns: 1fr; gap: 15px; }
  .qualification-card { display: flex; border-radius: 13px; }
  .qualification-crop { aspect-ratio: 10 / 7; min-height: 0; border-radius: 11px; }
  .qualification-card-copy { min-height: 0; padding: 13px 2px 0; }
  .qualification-card-copy strong { font-size: 15px; }
  .qualification-card-copy em { font-size: 10px; }
  .qualification-viewer { padding: 0; place-items: stretch; }
  .qualification-viewer-panel {
    width: 100%;
    max-height: 100dvh;
    min-height: 100dvh;
    border: 0;
    border-radius: 0;
  }
  .qualification-viewer-panel > header { min-height: 68px; padding: 10px 12px 10px 16px; }
  .qualification-viewer-panel > header h2 {
    max-width: 42vw;
    overflow: hidden;
    font-size: 14px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .qualification-viewer-toolbar { min-height: 50px; padding: 6px 12px; }
  .qualification-viewer-modes { gap: 2px; }
  .qualification-viewer-modes button { min-height: 34px; padding: 0 9px; font-size: 10px; }
  #qualification-zoom { min-height: 36px; padding: 0 10px; font-size: 10px; }
  #qualification-close { width: 36px; min-height: 36px; }
  .qualification-document-scroll { padding: 14px; }
  .qualification-viewer.is-zoomed #qualification-document { width: 165%; }
  .qualification-viewer-panel > footer { padding: 9px 14px 11px; font-size: 9px; }
}

@media (prefers-reduced-motion: reduce) {
  .about-profile-fact-grid article,
  .qualification-card,
  .qualification-card::after,
  .qualification-crop img,
  .qualification-viewer,
  .qualification-viewer-panel,
  .qualification-viewer-toolbar button,
  #qualification-document { transition: none !important; }
}

/* Capacity overview — equipment page */
.capacity-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(72px, 8vw, 116px) 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(88,165,227,.16), transparent 29%),
    radial-gradient(circle at 92% 36%, rgba(255,126,70,.10), transparent 28%),
    linear-gradient(135deg, #f7fbff 0%, #edf5fc 52%, #f9fbfe 100%);
}

.capacity-section::before,
.capacity-section::after {
  position: absolute;
  z-index: -1;
  content: "";
  pointer-events: none;
}

.capacity-section::before {
  inset: 0;
  opacity: .42;
  background-image:
    linear-gradient(rgba(85,139,185,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(85,139,185,.07) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, transparent, #000 18%, #000 80%, transparent);
}

.capacity-section::after {
  top: 58px;
  right: -120px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(63,128,184,.13);
  border-radius: 50%;
  box-shadow: 0 0 0 68px rgba(63,128,184,.035), 0 0 0 136px rgba(63,128,184,.025);
}

.capacity-heading {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 32px;
  align-items: end;
}

.capacity-heading-copy { max-width: 790px; }

.capacity-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
  color: #4083b9;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .22em;
}

.capacity-kicker::before {
  width: 30px;
  height: 2px;
  border-radius: 99px;
  background: #ff7c46;
  content: "";
}

.capacity-heading h2 {
  margin: 0;
  color: #182b40;
  font-size: clamp(34px, 4.2vw, 58px);
  font-weight: 900;
  letter-spacing: -.045em;
  line-height: 1.08;
}

.capacity-heading p {
  max-width: 720px;
  margin: 20px 0 0;
  color: #62778c;
  font-size: clamp(14px, 1.35vw, 17px);
  line-height: 1.85;
}

.capacity-heading-link {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: 12px;
  padding: 0 4px 6px;
  border-bottom: 1px solid rgba(45,111,166,.35);
  color: #276ca5;
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
  transition: color .2s ease, border-color .2s ease, gap .2s ease;
}

.capacity-heading-link svg,
.capacity-quote-button svg {
  width: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.capacity-heading-link:hover,
.capacity-heading-link:focus-visible { gap: 17px; border-color: #ff7b45; color: #eb6532; }

.capacity-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 18px;
  margin-top: clamp(40px, 5vw, 66px);
}

.capacity-card {
  --capacity-accent: #4e98d4;
  --capacity-soft: rgba(78,152,212,.11);
  --capacity-x: 50%;
  --capacity-y: 36%;
  position: relative;
  overflow: hidden;
  min-height: 430px;
  padding: clamp(25px, 3.2vw, 38px);
  border: 1px solid rgba(255,255,255,.92);
  border-radius: 28px;
  outline: none;
  background: linear-gradient(145deg, rgba(255,255,255,.94), rgba(246,250,254,.83));
  box-shadow: 0 22px 52px rgba(42,76,108,.10), inset 0 0 0 1px rgba(67,118,163,.07);
  transition: transform .26s cubic-bezier(.2,.8,.2,1), box-shadow .26s ease, border-color .26s ease;
}

.capacity-card--cabinet { --capacity-accent: #6978dd; --capacity-soft: rgba(105,120,221,.11); }
.capacity-card--sample { --capacity-accent: #e47b48; --capacity-soft: rgba(228,123,72,.11); }
.capacity-card--quality { --capacity-accent: #29a188; --capacity-soft: rgba(41,161,136,.11); }

.capacity-card::before {
  position: absolute;
  inset: 0;
  opacity: .85;
  background: radial-gradient(320px circle at var(--capacity-x) var(--capacity-y), var(--capacity-soft), transparent 68%);
  content: "";
  pointer-events: none;
  transition: opacity .2s ease;
}

.capacity-card::after {
  position: absolute;
  top: 0;
  left: 38px;
  width: 88px;
  height: 3px;
  border-radius: 0 0 6px 6px;
  background: var(--capacity-accent);
  box-shadow: 0 5px 20px var(--capacity-soft);
  content: "";
}

.capacity-card:hover,
.capacity-card:focus-visible {
  z-index: 2;
  border-color: color-mix(in srgb, var(--capacity-accent) 32%, white);
  box-shadow: 0 28px 68px rgba(31,69,104,.16), inset 0 0 0 1px var(--capacity-soft);
  transform: translateY(-7px);
}

.capacity-card > * { position: relative; z-index: 1; }

.capacity-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: #62809b;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .18em;
}

.capacity-live {
  display: inline-flex;
  min-height: 27px;
  align-items: center;
  gap: 7px;
  padding: 0 10px;
  border: 1px solid var(--capacity-soft);
  border-radius: 999px;
  color: var(--capacity-accent);
  background: var(--capacity-soft);
  font-size: 10px;
  letter-spacing: .06em;
  white-space: nowrap;
}

.capacity-live i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 0 var(--capacity-soft);
  animation: capacityPulse 2.2s ease-out infinite;
}

@keyframes capacityPulse {
  0% { box-shadow: 0 0 0 0 var(--capacity-soft); }
  60%, 100% { box-shadow: 0 0 0 7px transparent; }
}

.capacity-value-row {
  display: flex;
  align-items: flex-end;
  gap: 17px;
  margin-top: 31px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(54,91,123,.10);
}

.capacity-value-row .stat-num {
  color: var(--capacity-accent);
  font-size: clamp(46px, 5.3vw, 70px);
  font-weight: 900;
  letter-spacing: -.06em;
  line-height: .92;
  white-space: nowrap;
}

.capacity-value-row small {
  padding-bottom: 5px;
  color: #6e8195;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
}

.capacity-card h3 {
  margin: 25px 0 10px;
  color: #21384e;
  font-size: clamp(20px, 2vw, 25px);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.3;
}

.capacity-card > p {
  min-height: 58px;
  margin: 0;
  color: #6b7e91;
  font-size: 13px;
  line-height: 1.78;
}

.capacity-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 19px;
}

.capacity-tags span {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 0 10px;
  border: 1px solid rgba(80,119,153,.11);
  border-radius: 8px;
  color: #61798f;
  background: rgba(236,244,250,.72);
  font-size: 10px;
  font-weight: 700;
}

.capacity-flow {
  display: grid;
  grid-template-columns: auto minmax(16px,1fr) auto minmax(16px,1fr) auto;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  color: #536d84;
  font-size: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.capacity-flow i {
  position: relative;
  height: 1px;
  overflow: visible;
  background: linear-gradient(90deg, var(--capacity-accent) 50%, transparent 50%);
  background-size: 6px 1px;
}

.capacity-flow i::after {
  position: absolute;
  top: -2px;
  right: -1px;
  width: 5px;
  height: 5px;
  border-top: 1px solid var(--capacity-accent);
  border-right: 1px solid var(--capacity-accent);
  content: "";
  transform: rotate(45deg);
}

.capacity-conversion {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0,1fr) auto auto;
  gap: 28px;
  align-items: center;
  overflow: hidden;
  margin-top: 18px;
  padding: clamp(29px, 4vw, 46px);
  border: 1px solid rgba(71,126,168,.18);
  border-radius: 28px;
  color: #17324a;
  background:
    radial-gradient(circle at 84% 8%, rgba(130,194,231,.24), transparent 30%),
    linear-gradient(122deg, rgba(255,255,255,.97) 0%, rgba(243,249,253,.96) 54%, rgba(229,241,249,.94) 100%);
  box-shadow: 0 22px 56px rgba(37,78,111,.13), inset 0 1px 0 rgba(255,255,255,.95);
  transition: transform .28s cubic-bezier(.2,.8,.25,1), box-shadow .28s ease, border-color .28s ease;
}

.capacity-conversion::before {
  position: absolute;
  top: -115px;
  right: 16%;
  width: 310px;
  height: 310px;
  border: 1px solid rgba(65,130,177,.13);
  border-radius: 50%;
  box-shadow: 0 0 0 52px rgba(65,130,177,.035), 0 0 0 104px rgba(65,130,177,.022);
  content: "";
  pointer-events: none;
}

@media (hover: hover) and (pointer: fine) {
  .capacity-conversion:hover {
    border-color: rgba(71,126,168,.28);
    box-shadow: 0 29px 66px rgba(37,78,111,.17), inset 0 1px 0 #fff;
    transform: translateY(-3px);
  }
}

.capacity-conversion > * { position: relative; z-index: 1; }

.capacity-conversion-copy > span {
  color: #367fae;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .21em;
}

.capacity-conversion-copy h3 {
  margin: 9px 0 7px;
  color: #17324a;
  font-size: clamp(20px, 2.2vw, 29px);
  font-weight: 900;
  letter-spacing: -.025em;
  line-height: 1.35;
}

.capacity-conversion-copy p {
  max-width: 670px;
  margin: 0;
  color: #587187;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.8;
}

.capacity-conversion-meta {
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
  justify-content: flex-end;
  max-width: 190px;
}

.capacity-conversion-meta span {
  display: inline-flex;
  min-height: 29px;
  align-items: center;
  padding: 0 10px;
  border: 1px solid rgba(65,121,163,.19);
  border-radius: 999px;
  color: #35566f;
  background: rgba(255,255,255,.72);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.94);
  font-size: 10px;
  font-weight: 700;
  white-space: nowrap;
}

.capacity-quote-button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 11px;
  padding: 0 22px;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, #ff955f, #ff7040);
  box-shadow: 0 12px 30px rgba(255,112,64,.28);
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
  transition: transform .2s ease, box-shadow .2s ease, gap .2s ease;
}

.capacity-quote-button:hover,
.capacity-quote-button:focus-visible {
  gap: 16px;
  box-shadow: 0 17px 36px rgba(255,112,64,.38);
  transform: translateY(-2px);
}

@media (max-width: 980px) {
  .capacity-heading { grid-template-columns: 1fr; gap: 16px; }
  .capacity-heading-link { width: max-content; }
  .capacity-conversion { grid-template-columns: 1fr auto; }
  .capacity-conversion-copy { grid-column: 1 / -1; }
  .capacity-conversion-meta { justify-content: flex-start; max-width: none; }
}

@media (max-width: 720px) {
  .capacity-section { padding: 62px 0; }
  .capacity-section::before { background-size: 46px 46px; }
  .capacity-section::after { width: 250px; height: 250px; }
  .capacity-heading h2 { max-width: 11em; font-size: 31px; }
  .capacity-heading p { margin-top: 15px; font-size: 13px; line-height: 1.75; }
  .capacity-heading-link { min-height: 42px; font-size: 12px; }
  .capacity-grid { grid-template-columns: 1fr; gap: 14px; margin-top: 35px; }
  .capacity-card { min-height: 0; padding: 24px 20px; border-radius: 22px; }
  .capacity-card:hover,
  .capacity-card:focus-visible { transform: none; }
  .capacity-card-top { gap: 10px; letter-spacing: .11em; }
  .capacity-live { min-height: 25px; padding: 0 8px; font-size: 9px; }
  .capacity-value-row { gap: 12px; margin-top: 25px; padding-bottom: 20px; }
  .capacity-value-row .stat-num { font-size: 50px; }
  .capacity-value-row small { font-size: 10px; }
  html[data-language]:not([data-language="zh"]) .capacity-value-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
  }
  html[data-language]:not([data-language="zh"]) .capacity-value-row .stat-num { font-size: 44px; }
  html[data-language]:not([data-language="zh"]) .capacity-value-row small { padding-bottom: 0; }
  .capacity-card h3 { margin-top: 21px; font-size: 20px; }
  .capacity-card > p { min-height: 0; font-size: 12px; }
  .capacity-tags { margin-top: 16px; }
  .capacity-flow { gap: 7px; margin-top: 21px; font-size: 9px; }
  html[data-language]:not([data-language="zh"]) .capacity-flow {
    grid-template-columns: 1fr;
    gap: 5px;
    white-space: normal;
  }
  html[data-language]:not([data-language="zh"]) .capacity-flow i {
    width: 1px;
    height: 11px;
    margin-left: 4px;
    background: linear-gradient(180deg, var(--capacity-accent) 50%, transparent 50%);
    background-size: 1px 5px;
  }
  html[data-language]:not([data-language="zh"]) .capacity-flow i::after {
    top: auto;
    right: -2px;
    bottom: -1px;
    transform: rotate(135deg);
  }
  .capacity-conversion { grid-template-columns: 1fr; gap: 20px; padding: 27px 21px; border-radius: 22px; }
  .capacity-conversion-copy { grid-column: auto; }
  .capacity-conversion-copy h3 { font-size: 21px; }
  .capacity-conversion-meta { justify-content: flex-start; }
  .capacity-quote-button { width: 100%; padding: 12px 16px; line-height: 1.35; text-align: center; white-space: normal; }
}

@media (prefers-reduced-motion: reduce) {
  .capacity-conversion,
  .capacity-card,
  .capacity-heading-link,
  .capacity-quote-button { transition: none !important; }
  .capacity-live i { animation: none !important; }
}

/* Representative manufacturing cases */
.case-hero {
  position: relative;
  overflow: hidden;
  padding: 142px 0 86px;
  background:
    radial-gradient(circle at 78% 34%, rgba(84, 152, 255, .18), transparent 31%),
    linear-gradient(135deg, #edf5ff 0%, #f9fbff 48%, #eaf3ff 100%);
}

.case-hero::before,
.case-library::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(59, 123, 208, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 123, 208, .055) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .78), transparent 82%);
}

.case-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr);
  gap: clamp(44px, 6vw, 94px);
  align-items: center;
}

.case-eyebrow,
.case-project-type {
  color: #3477cb;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.case-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
}

.case-eyebrow::before {
  content: "";
  width: 36px;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, #ff7747, #55a6ff);
}

.case-hero-copy h1 {
  max-width: none;
  margin: 24px 0 20px;
  color: #14243b;
  font-size: clamp(42px, 3.6vw, 58px);
  font-weight: 950;
  line-height: 1.08;
  letter-spacing: -.045em;
  white-space: nowrap;
  text-wrap: nowrap;
}

.case-hero-copy > p {
  max-width: none;
  margin: 0;
  color: #64758e;
  font-size: 15px;
  line-height: 1.9;
  white-space: nowrap;
}

.case-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.case-primary-link,
.case-secondary-link,
.case-quote-link,
.case-conversion-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 23px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background-color .2s ease;
}

.case-primary-link,
.case-conversion-button {
  color: #fff;
  background: linear-gradient(135deg, #ff8a54, #ff6941);
  box-shadow: 0 15px 30px rgba(255, 105, 65, .25);
}

.case-secondary-link {
  color: #28425f;
  border: 1px solid rgba(47, 90, 141, .18);
  background: rgba(255, 255, 255, .72);
  box-shadow: 0 12px 28px rgba(46, 81, 124, .08);
}

.case-primary-link:hover,
.case-primary-link:focus-visible,
.case-secondary-link:hover,
.case-secondary-link:focus-visible,
.case-quote-link:hover,
.case-quote-link:focus-visible,
.case-conversion-button:hover,
.case-conversion-button:focus-visible {
  transform: translateY(-2px);
}

.case-primary-link:hover,
.case-primary-link:focus-visible,
.case-conversion-button:hover,
.case-conversion-button:focus-visible {
  box-shadow: 0 19px 38px rgba(255, 105, 65, .34);
}

.case-hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 38px;
}

.case-hero-facts > span {
  display: block;
  min-width: 0;
  padding: 16px 14px;
  border: 1px solid rgba(57, 111, 177, .12);
  border-radius: 18px;
  background: rgba(255, 255, 255, .58);
  box-shadow: inset 0 1px rgba(255, 255, 255, .8);
  backdrop-filter: blur(10px);
}

.case-hero-facts b {
  display: block;
  color: #162a46;
  font-size: 20px;
  line-height: 1.1;
  margin-bottom: 7px;
}

.case-hero-facts > span {
  display: block;
  margin-top: 0;
  overflow-wrap: anywhere;
  color: #71819a;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .06em;
}

.case-hero-scene {
  position: relative;
  min-height: 530px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 34px;
  background: linear-gradient(145deg, #dce8f5, #f7fbff);
  box-shadow: 0 32px 75px rgba(32, 66, 108, .2);
  transform: perspective(1100px) rotateY(-3deg);
}

.case-hero-scene::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 48%, rgba(10, 24, 43, .72) 100%);
  pointer-events: none;
}

.case-hero-scene img {
  width: 100%;
  height: 530px;
  object-fit: cover;
  filter: saturate(.82) contrast(1.05);
}

.case-hero-scene figcaption,
.case-hero-scene-note {
  position: absolute;
  z-index: 2;
}

.case-hero-scene figcaption {
  right: 25px;
  bottom: 23px;
  left: 25px;
  color: rgba(255, 255, 255, .82);
  font-size: 10px;
  letter-spacing: .08em;
}

.case-hero-scene-note {
  top: 25px;
  left: 25px;
  max-width: 245px;
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, .52);
  border-radius: 18px;
  color: #19304e;
  background: rgba(247, 251, 255, .84);
  box-shadow: 0 14px 32px rgba(24, 56, 94, .12);
  backdrop-filter: blur(14px);
}

.case-hero-scene-note small,
.case-hero-scene-note strong { display: block; }
.case-hero-scene-note small { color: #ff7043; font-size: 9px; font-weight: 900; letter-spacing: .16em; }
.case-hero-scene-note strong { margin-top: 6px; font-size: 15px; line-height: 1.45; }

.case-library {
  position: relative;
  overflow: hidden;
  padding: 96px 0 112px;
  background: #f5f9ff;
}

.case-library-heading {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(360px, 1.2fr);
  gap: 60px;
  align-items: end;
}

.case-library-heading h2 {
  margin: 14px 0 0;
  color: #17283f;
  font-size: clamp(34px, 3.7vw, 54px);
  line-height: 1.1;
  letter-spacing: -.045em;
  text-wrap: balance;
}

.case-library-heading > div > span {
  color: #3878c2;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .18em;
}

.case-library-heading p {
  margin: 0;
  color: #6b7d95;
  font-size: 14px;
  line-height: 1.85;
}

.case-filter-bar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 39px;
  overflow-x: auto;
  scrollbar-width: none;
}

.case-filter-bar::-webkit-scrollbar { display: none; }

.case-filter-bar button {
  flex: 0 0 auto;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid rgba(42, 89, 145, .13);
  border-radius: 999px;
  color: #536780;
  background: rgba(255, 255, 255, .72);
  font: inherit;
  font-size: 12px;
  font-weight: 850;
  cursor: pointer;
  transition: color .18s ease, background-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.case-filter-bar button:hover,
.case-filter-bar button:focus-visible { transform: translateY(-1px); }

.case-filter-bar button[aria-pressed="true"] {
  color: #fff;
  border-color: transparent;
  background: #26466d;
  box-shadow: 0 11px 22px rgba(25, 56, 95, .17);
}

.case-filter-status {
  position: relative;
  z-index: 1;
  min-height: 20px;
  margin: 14px 0 0;
  color: #8290a3;
  font-size: 10px;
  letter-spacing: .06em;
}

.case-project-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 25px;
}

.case-project-card {
  --case-x: 50%;
  --case-y: 30%;
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(72, 116, 169, .12);
  border-radius: 29px;
  background:
    radial-gradient(circle at var(--case-x) var(--case-y), rgba(102, 177, 255, .13), transparent 32%),
    rgba(255, 255, 255, .9);
  box-shadow: 0 20px 50px rgba(40, 73, 112, .09);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease, opacity .18s ease;
}

.case-project-card:hover,
.case-project-card:focus-within {
  border-color: rgba(73, 142, 220, .25);
  box-shadow: 0 27px 62px rgba(40, 73, 112, .15);
  transform: translateY(-5px);
}

.case-project-card.is-filtered-out {
  opacity: 0;
  pointer-events: none;
  transform: scale(.975);
}

.case-project-card.is-filtered-in { animation: caseCardIn .34s cubic-bezier(.22, .8, .25, 1); }

@keyframes caseCardIn {
  from { opacity: 0; transform: translateY(14px) scale(.985); }
  to { opacity: 1; transform: none; }
}

.case-project-media {
  position: relative;
  height: 330px;
  overflow: hidden;
  background: linear-gradient(145deg, #e8f1fb, #fdfefe);
}

.case-project-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 64%, rgba(13, 31, 53, .28));
  pointer-events: none;
}

.case-project-media picture,
.case-project-media img { width: 100%; height: 100%; }
.case-project-media img {
  object-fit: cover;
  transition: transform .6s cubic-bezier(.2, .75, .2, 1), filter .3s ease;
}

.case-project-card:hover .case-project-media img,
.case-project-card:focus-within .case-project-media img { transform: scale(1.035); }

.case-real-badge,
.case-project-no {
  position: absolute;
  z-index: 2;
  top: 18px;
}

.case-real-badge {
  left: 18px;
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, .8);
  border-radius: 999px;
  color: #24456b;
  background: rgba(255, 255, 255, .84);
  box-shadow: 0 8px 20px rgba(25, 53, 86, .1);
  backdrop-filter: blur(10px);
  font-size: 9px;
  font-weight: 950;
  letter-spacing: .13em;
}

.case-project-no {
  right: 18px;
  color: rgba(255, 255, 255, .86);
  font-size: 38px;
  font-weight: 950;
  line-height: 1;
  text-shadow: 0 5px 18px rgba(8, 26, 48, .28);
}

.case-project-content { padding: 29px 29px 26px; }
.case-project-type {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.case-project-type b {
  color: #78899d;
  font-size: 10px;
  letter-spacing: 0;
  white-space: nowrap;
}
.case-project-content h2 {
  margin: 11px 0 13px;
  color: #172a43;
  font-size: 27px;
  line-height: 1.25;
  letter-spacing: -.025em;
  text-wrap: balance;
}

.case-project-content > p {
  min-height: 75px;
  margin: 0;
  color: #687a92;
  font-size: 13px;
  line-height: 1.85;
}

.case-focus { margin-top: 22px; }
.case-focus strong { color: #2c4563; font-size: 11px; }
.case-focus {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.case-focus strong { flex: 0 0 100%; }
.case-focus > span {
  padding: 7px 10px;
  border-radius: 999px;
  color: #5b718c;
  background: #edf4fc;
  font-size: 10px;
  font-weight: 750;
}

.case-process {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 23px;
  padding: 14px 0;
  border-top: 1px solid rgba(65, 105, 153, .1);
  border-bottom: 1px solid rgba(65, 105, 153, .1);
}

.case-process span {
  position: relative;
  color: #637790;
  font-size: 10px;
  font-weight: 850;
  text-align: center;
}

.case-process i {
  align-self: center;
  width: 10px;
  height: 1px;
  background: #ff8a5a;
}

.case-process {
  grid-template-columns: minmax(0, 1fr) 10px minmax(0, 1fr) 10px minmax(0, 1fr);
}

.case-details { margin-top: 18px; }
.case-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 44px;
  color: #2f6fb8;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
  list-style: none;
}

.case-details summary::-webkit-details-marker { display: none; }
.case-details summary b {
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #3d78bd;
  font-size: 17px;
  font-weight: 400;
  transition: transform .22s ease, background-color .22s ease;
}

.case-details[open] summary b { transform: rotate(45deg); background: #ff7549; }
.case-details-body {
  display: grid;
  gap: 16px;
  padding: 4px 0 2px;
  animation: caseDetailsIn .28s ease both;
}

@keyframes caseDetailsIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

.case-details-body section {
  padding: 17px 18px;
  border-radius: 17px;
  background: #f4f8fd;
}

.case-details-body h3 { margin: 0; color: #223c5c; font-size: 12px; }
.case-details-body p { margin: 8px 0 0; color: #6a7d95; font-size: 11px; line-height: 1.8; }
.case-details-body > a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: start;
  min-height: 42px;
  padding: 0 17px;
  border-radius: 999px;
  color: #da542c;
  border: 1px solid rgba(255, 112, 64, .26);
  background: #fff8f4;
  font-size: 12px;
  font-weight: 900;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}

.case-details-body > a:hover,
.case-details-body > a:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(255, 112, 64, .12);
}

.case-conversion-section {
  padding: 0 0 105px;
  background: #f5f9ff;
}

.case-conversion {
  display: grid;
  grid-template-columns: minmax(260px, .8fr) minmax(420px, 1.2fr) auto;
  gap: 38px;
  align-items: center;
  padding: 42px 46px;
  overflow: hidden;
  border: 1px solid rgba(76, 128, 180, .16);
  border-radius: 31px;
  color: #1b3651;
  background:
    radial-gradient(circle at 79% 24%, rgba(68, 151, 241, .18), transparent 30%),
    radial-gradient(circle at 16% 100%, rgba(255, 133, 82, .08), transparent 30%),
    linear-gradient(135deg, #fbfdff 0%, #eaf4ff 55%, #dceafb 100%);
  box-shadow: 0 28px 65px rgba(45, 88, 132, .16), inset 0 1px 0 rgba(255, 255, 255, .92);
}

.case-conversion > div:first-child > span { color: #ee6d3f; font-size: 9px; font-weight: 900; letter-spacing: .14em; }
.case-conversion > div:first-child h2 { margin: 8px 0 0; color: #17324f; font-size: 28px; line-height: 1.25; text-shadow: 0 1px 0 rgba(255, 255, 255, .7); }
.case-conversion > div:first-child p { margin: 10px 0 0; color: #526a80; font-size: 12px; font-weight: 560; line-height: 1.75; }
.case-conversion-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 15px minmax(0, 1fr) 15px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
}

.case-conversion-steps span { display: flex; flex-direction: column; gap: 5px; min-width: 0; color: #27445f; font-size: 11px; font-weight: 850; line-height: 1.35; }
.case-conversion-steps b { color: #ee6d3f; font-size: 10px; letter-spacing: .12em; }
.case-conversion-steps i { width: 15px; height: 1px; background: rgba(48, 91, 132, .3); }
.case-conversion-button { white-space: nowrap; }

html[data-language]:not([data-language="zh"]) .case-hero-copy h1,
html[data-language]:not([data-language="zh"]) .case-library-heading h2,
html[data-language]:not([data-language="zh"]) .case-project-content h2,
html[data-language]:not([data-language="zh"]) .case-conversion h2 {
  word-break: normal;
  overflow-wrap: normal;
  hyphens: auto;
}

html[data-language]:not([data-language="zh"]) .case-hero-copy h1 {
  max-width: 13em;
  font-size: clamp(39px, 4vw, 62px);
  letter-spacing: -.04em;
  white-space: normal;
  text-wrap: balance;
}

html[data-language]:not([data-language="zh"]) .case-hero-copy > p { white-space: normal; }

html[data-language]:not([data-language="zh"]) .case-project-content h2 { font-size: 24px; }

@media (max-width: 1080px) {
  .case-hero-grid { grid-template-columns: 1fr 430px; gap: 38px; }
  .case-hero-scene,
  .case-hero-scene img { height: 470px; min-height: 470px; }
  .case-conversion { grid-template-columns: 1fr 1.3fr; }
  .case-conversion-button { grid-column: 1 / -1; width: max-content; }
}

@media (max-width: 900px) {
  .case-hero { padding-top: 118px; }
  .case-hero-grid { grid-template-columns: 1fr; }
  .case-hero-copy h1 { max-width: 12em; }
  .case-hero-scene { transform: none; }
  .case-library-heading { grid-template-columns: 1fr; gap: 18px; }
  .case-project-grid { grid-template-columns: 1fr; }
  .case-project-content > p { min-height: 0; }
}

@media (max-width: 640px) {
  .case-hero { padding: 98px 0 58px; }
  .case-hero::before,
  .case-library::before { background-size: 42px 42px; }
  .case-hero-copy h1 { margin-top: 17px; font-size: 38px; white-space: normal; text-wrap: balance; }
  .case-hero-copy > p { font-size: 13px; line-height: 1.8; white-space: normal; }
  .case-hero-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 24px; }
  .case-primary-link,
  .case-secondary-link { min-height: 46px; padding: 0 12px; font-size: 11px; }
  .case-hero-facts { gap: 7px; margin-top: 28px; }
  .case-hero-facts > span { padding: 13px 9px; border-radius: 14px; font-size: 8px; letter-spacing: 0; }
  .case-hero-facts b { font-size: 17px; }
  .case-hero-scene,
  .case-hero-scene img { height: 390px; min-height: 390px; }
  .case-hero-scene { border-radius: 24px; }
  .case-hero-scene-note { top: 15px; left: 15px; padding: 12px 14px; }
  .case-hero-scene figcaption { right: 16px; bottom: 16px; left: 16px; font-size: 8px; }
  .case-library { padding: 66px 0 77px; }
  .case-library-heading h2 { font-size: 34px; }
  .case-library-heading p { font-size: 12px; }
  .case-filter-bar { margin-right: -18px; margin-top: 28px; padding-right: 18px; }
  .case-filter-bar button { min-height: 39px; padding: 0 14px; font-size: 10px; }
  .case-project-grid { gap: 16px; margin-top: 20px; }
  .case-project-card { border-radius: 23px; }
  .case-project-card:hover,
  .case-project-card:focus-within { transform: none; }
  .case-project-media { height: 245px; }
  .case-project-content { padding: 23px 20px 21px; }
  .case-project-content h2 { font-size: 22px; }
  .case-project-content > p { font-size: 12px; }
  .case-process { gap: 4px; }
  .case-process span { font-size: 8px; }
  .case-details-body section { padding: 15px; }
  .case-conversion-section { padding-bottom: 72px; }
  .case-conversion { grid-template-columns: 1fr; gap: 25px; padding: 29px 22px; border-radius: 24px; }
  .case-conversion > div:first-child h2 { font-size: 24px; }
  .case-conversion-steps { gap: 5px; }
  .case-conversion-steps span { font-size: 9px; }
  .case-conversion-button { grid-column: auto; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .case-project-card,
  .case-project-media img,
  .case-details summary b,
  .case-primary-link,
  .case-secondary-link,
  .case-quote-link,
  .case-conversion-button { animation: none !important; transition: none !important; }
}

/* Home product systems: real industry imagery + expandable capability detail */
.product-systems-section {
  position: relative;
  overflow: hidden;
  padding: 88px 0 94px;
  background:
    radial-gradient(circle at 9% 18%, rgba(92, 161, 238, .12), transparent 28%),
    radial-gradient(circle at 91% 82%, rgba(255, 126, 79, .09), transparent 24%),
    linear-gradient(180deg, rgba(247, 250, 255, .96), rgba(237, 245, 254, .92));
}

.product-systems-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(73, 130, 198, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(73, 130, 198, .045) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: linear-gradient(to bottom, transparent, #000 13%, #000 82%, transparent);
}

.product-systems-heading {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
  gap: 48px;
  align-items: center;
}

.product-systems-heading h2 {
  max-width: 13em;
  margin: 0 0 14px;
  color: #17283f;
  font-size: clamp(34px, 3.5vw, 50px);
  font-weight: 950;
  line-height: 1.12;
  letter-spacing: -.035em;
  text-wrap: balance;
}

.product-systems-heading > div:first-child > p {
  max-width: 690px;
  margin: 0;
  color: #667b95;
  font-size: 14px;
  line-height: 1.9;
}

.product-systems-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 16px;
  border: 1px solid rgba(56, 104, 163, .11);
  border-radius: 18px;
  background: rgba(255, 255, 255, .64);
  box-shadow: 0 18px 45px rgba(37, 71, 112, .08), inset 0 1px rgba(255, 255, 255, .9);
  backdrop-filter: blur(15px);
}

.product-systems-proof > span {
  min-width: 0;
  color: #667991;
  font-size: 10px;
  font-weight: 850;
  text-align: center;
  white-space: nowrap;
}

.product-systems-proof b {
  display: block;
  margin-bottom: 5px;
  color: #ff7247;
  font-size: 9px;
  letter-spacing: .15em;
}

.product-systems-proof a {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  margin-top: 6px;
  padding: 0 16px;
  border-radius: 15px;
  color: #fff;
  background: #24476f;
  font-size: 11px;
  font-weight: 900;
  text-decoration: none;
  transition: background-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.product-systems-proof a:hover,
.product-systems-proof a:focus-visible {
  background: #2f5c8f;
  box-shadow: 0 12px 24px rgba(31, 68, 110, .2);
  transform: translateY(-1px);
}

.product-systems-proof a i { font-style: normal; transition: transform .2s ease; }
.product-systems-proof a:hover i { transform: translateX(4px); }

.product-systems-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.product-system-card {
  --system-x: 50%;
  --system-y: 24%;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(58, 107, 166, .12);
  border-radius: 20px;
  background:
    radial-gradient(circle at var(--system-x) var(--system-y), rgba(85, 160, 240, .13), transparent 30%),
    rgba(255, 255, 255, .9);
  box-shadow: 0 18px 42px rgba(32, 66, 106, .09);
  transition: transform .26s cubic-bezier(.2, .8, .2, 1), box-shadow .26s ease, border-color .26s ease;
}

.product-system-card:hover,
.product-system-card:focus-within {
  border-color: rgba(66, 139, 221, .27);
  box-shadow: 0 24px 54px rgba(32, 66, 106, .14);
  transform: translateY(-3px);
}

.product-system-media {
  position: relative;
  height: 220px;
  min-height: 220px;
  margin: 0;
  overflow: hidden;
  background: #dbe7f4;
}

.product-system-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 23, 40, .03), transparent 48%, rgba(8, 23, 40, .74)),
    linear-gradient(120deg, rgba(66, 125, 195, .12), transparent 45%);
  pointer-events: none;
}

.product-system-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.78) contrast(1.07) brightness(.98);
  transition: transform .65s cubic-bezier(.2, .75, .2, 1), filter .3s ease;
}

.product-system-media-portrait img { object-position: center 42%; }
.product-system-card:hover .product-system-media img,
.product-system-card:focus-within .product-system-media img {
  filter: saturate(.95) contrast(1.08) brightness(1.01);
  transform: scale(1.045);
}

.product-system-content {
  display: flex;
  flex: 1 1 auto;
  min-width: 0;
  padding: 24px 24px 22px;
  flex-direction: column;
}

.product-system-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.product-system-label span {
  color: #377bc5;
  font-size: 9px;
  font-weight: 950;
  letter-spacing: .17em;
}

.product-system-label b {
  flex: 0 0 auto;
  padding: 6px 9px;
  border-radius: 999px;
  color: #dd5c33;
  background: #fff0e9;
  font-size: 9px;
}

.product-system-content h3 {
  margin: 14px 0 10px;
  color: #172a42;
  font-size: 22px;
  font-weight: 930;
  line-height: 1.28;
  letter-spacing: -.025em;
  text-wrap: balance;
}

.product-system-content > p {
  margin: 0;
  color: #687b93;
  font-size: 12px;
  line-height: 1.75;
}

.product-system-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 15px 0 0;
  padding: 0;
  list-style: none;
}

.product-system-tags li {
  padding: 7px 9px;
  border: 1px solid rgba(55, 111, 176, .08);
  border-radius: 999px;
  color: #5f748e;
  background: #eff5fc;
  font-size: 9px;
  font-weight: 800;
}

.product-system-details { margin-top: 15px; }
.product-system-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 42px;
  gap: 16px;
  border-top: 1px solid rgba(56, 102, 157, .1);
  color: #2f6eb6;
  font-size: 11px;
  font-weight: 900;
  cursor: pointer;
  list-style: none;
}

.product-system-details summary::-webkit-details-marker { display: none; }
.product-system-details summary i {
  display: grid;
  width: 25px;
  height: 25px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #3677bd;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  transition: transform .22s ease, background-color .22s ease;
}

.product-system-details[open] summary i { background: #ff7449; transform: rotate(45deg); }
.product-system-details > div {
  display: grid;
  gap: 9px;
  padding-bottom: 11px;
  animation: productSystemDetails .28s ease both;
}

@keyframes productSystemDetails {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

.product-system-details section {
  padding: 13px 14px;
  border-radius: 14px;
  background: #f3f7fc;
}

.product-system-details strong { color: #273f5d; font-size: 10px; }
.product-system-details p { margin: 5px 0 0; color: #708199; font-size: 10px; line-height: 1.7; }

.product-system-link {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 9px;
  margin-top: auto;
  padding-top: 14px;
  color: #e45d33;
  font-size: 11px;
  font-weight: 900;
  text-decoration: none;
}

.product-system-link span { transition: transform .2s ease; }
.product-system-link:hover span,
.product-system-link:focus-visible span { transform: translateX(5px); }

.product-system-source {
  position: relative;
  z-index: 1;
  margin: 24px 0 0;
  color: #8a98aa;
  font-size: 9px;
  line-height: 1.7;
}

.product-system-source a { color: #6e83a0; text-decoration: underline; text-underline-offset: 3px; }

html[data-language]:not([data-language="zh"]) .product-systems-heading h2,
html[data-language]:not([data-language="zh"]) .product-system-content h3 {
  word-break: normal;
  overflow-wrap: normal;
  hyphens: auto;
}

html[data-language]:not([data-language="zh"]) .product-systems-heading h2 {
  max-width: 15em;
  font-size: clamp(34px, 3.6vw, 50px);
  letter-spacing: -.035em;
}

html[data-language]:not([data-language="zh"]) .product-system-content h3 { font-size: 21px; }
html[data-language]:not([data-language="zh"]) .product-systems-proof > span { white-space: normal; }

@media (max-width: 1060px) {
  .product-systems-heading { grid-template-columns: 1fr; gap: 30px; }
  .product-systems-proof { max-width: 560px; }
  .product-system-media { height: 205px; min-height: 205px; }
}

@media (max-width: 700px) {
  .product-systems-section { padding: 62px 0 70px; }
  .product-systems-section::before { background-size: 44px 44px; }
  .product-systems-heading h2 { font-size: 32px; }
  .product-systems-heading > div:first-child > p { font-size: 12px; }
  .product-systems-proof { gap: 5px; padding: 13px; border-radius: 19px; }
  .product-systems-proof > span { font-size: 8px; }
  .product-systems-proof a { min-height: 42px; }
  .product-systems-grid { grid-template-columns: 1fr; gap: 16px; margin-top: 30px; }
  .product-system-card { border-radius: 18px; }
  .product-system-card:hover,
  .product-system-card:focus-within { transform: none; }
  .product-system-media { height: 178px; min-height: 178px; }
  .product-system-media-portrait img { object-position: center 43%; }
  .product-system-content { padding: 21px 18px 19px; }
  .product-system-content h3 { margin-top: 13px; font-size: 21px; }
  html[data-language]:not([data-language="zh"]) .product-system-content h3 { font-size: 20px; }
  .product-system-details section { padding: 12px; }
  .product-system-source { font-size: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .product-system-card,
  .product-system-media img,
  .product-system-details summary i,
  .product-systems-proof a,
  .product-system-link span { animation: none !important; transition: none !important; }
}

/* ---------- About: manufacturing team capability ---------- */
.team-capability-section {
  position: relative;
  overflow: hidden;
  padding: clamp(78px, 8vw, 116px) 0;
  background:
    radial-gradient(circle at 8% 13%, rgba(76, 157, 222, .13), transparent 26%),
    linear-gradient(180deg, rgba(247, 251, 255, .96), rgba(235, 244, 252, .84));
}

.team-capability-section::before {
  position: absolute;
  inset: 0;
  opacity: .45;
  background-image: linear-gradient(rgba(70, 135, 194, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(70, 135, 194, .08) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 48%);
  mask-image: linear-gradient(90deg, #000, transparent 48%);
  content: "";
  pointer-events: none;
}

.team-capability-section > div { position: relative; z-index: 1; }

.team-capability-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: end;
}

.team-capability-heading > div { max-width: 840px; }

.team-capability-kicker {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: #3b82bd;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .22em;
}

.team-capability-kicker::before { width: 31px; height: 2px; border-radius: 9px; background: #ff7a47; content: ""; }

.team-capability-heading h2 {
  margin: 16px 0 0;
  color: #172b42;
  font-size: clamp(34px, 4.1vw, 56px);
  font-weight: 950;
  letter-spacing: -.045em;
  line-height: 1.13;
}

.team-capability-heading p {
  max-width: 760px;
  margin: 20px 0 0;
  color: #647a91;
  font-size: 14px;
  line-height: 1.9;
}

.team-heading-link {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: 11px;
  padding: 0 4px 6px;
  border-bottom: 1px solid rgba(45, 111, 166, .32);
  color: #276da7;
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
  transition: color .2s ease, gap .2s ease, border-color .2s ease;
}

.team-heading-link:hover,
.team-heading-link:focus-visible { gap: 16px; color: #eb6735; border-color: #eb6735; }

.team-command {
  --team-x: 68%;
  --team-y: 18%;
  position: relative;
  display: grid;
  grid-template-columns: minmax(300px, .76fr) minmax(0, 1.5fr);
  gap: 18px;
  overflow: hidden;
  margin-top: clamp(42px, 5vw, 68px);
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 32px;
  background:
    radial-gradient(520px circle at var(--team-x) var(--team-y), rgba(81, 163, 223, .19), transparent 68%),
    linear-gradient(128deg, #142c47, #204c73 67%, #193b59);
  box-shadow: 0 32px 78px rgba(25, 59, 91, .22);
}

.team-command::after {
  position: absolute;
  top: -188px;
  right: -95px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(255, 255, 255, .07);
  border-radius: 50%;
  box-shadow: 0 0 0 55px rgba(255,255,255,.018), 0 0 0 110px rgba(255,255,255,.012);
  content: "";
  pointer-events: none;
}

.team-command > * { position: relative; z-index: 1; }

.team-total-card {
  display: flex;
  min-width: 0;
  padding: clamp(25px, 3vw, 38px);
  border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 24px;
  flex-direction: column;
  background: rgba(8, 27, 45, .31);
  box-shadow: inset 0 1px rgba(255,255,255,.05);
}

.team-total-top { display: flex; align-items: center; justify-content: space-between; color: #90badb; font-size: 9px; font-weight: 900; letter-spacing: .19em; }
.team-total-top i { position: relative; width: 34px; height: 8px; border-top: 1px solid #70c9ff; border-bottom: 1px solid rgba(112,201,255,.35); }
.team-total-top i::after { position: absolute; right: 0; bottom: -2px; width: 4px; height: 4px; border-radius: 50%; background: #ff8654; box-shadow: 0 0 13px #ff8654; content: ""; }

.team-total-value { display: flex; align-items: flex-end; gap: 14px; margin-top: 30px; }
.team-total-value strong { color: #fff; font-size: clamp(64px, 7vw, 94px); font-weight: 950; letter-spacing: -.07em; line-height: .86; }
.team-total-value > span { padding-bottom: 7px; color: #91b5d2; font-size: 12px; font-weight: 800; }
.team-total-card > p { margin: 24px 0 0; color: rgba(218,235,247,.72); font-size: 12px; line-height: 1.78; }

.team-tech-ratio { display: grid; grid-template-columns: 90px minmax(0, 1fr); gap: 18px; align-items: center; margin-top: 28px; padding: 20px 0; border-top: 1px solid rgba(255,255,255,.1); border-bottom: 1px solid rgba(255,255,255,.1); }
.team-ratio-ring { display: grid; width: 86px; height: 86px; place-items: center; border-radius: 50%; background: radial-gradient(circle, #173754 61%, transparent 63%), conic-gradient(#63bff0 0 80%, rgba(255,255,255,.1) 80%); box-shadow: 0 0 25px rgba(70,170,230,.15); }
.team-ratio-ring strong { color: #fff; font-size: 20px; font-weight: 950; letter-spacing: -.04em; }
.team-tech-ratio b { display: block; color: #fff; font-size: 13px; }
.team-tech-ratio span { display: block; margin-top: 7px; color: rgba(210,230,245,.62); font-size: 10px; line-height: 1.65; }

.team-assurance-list { display: grid; gap: 9px; margin-top: auto; padding-top: 24px; }
.team-assurance-list span { display: flex; min-height: 35px; align-items: center; gap: 11px; color: #cfe3f2; font-size: 10px; }
.team-assurance-list i { display: grid; width: 27px; height: 27px; place-items: center; border: 1px solid rgba(112,196,244,.25); border-radius: 8px; color: #78c6f1; background: rgba(84,167,220,.08); font-size: 8px; font-style: normal; }

.team-role-workbench { min-width: 0; overflow: hidden; border: 1px solid rgba(255,255,255,.85); border-radius: 24px; background: rgba(249,252,255,.96); }
.team-role-tabs { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 1px; padding: 1px; border-bottom: 1px solid rgba(56,105,150,.1); background: rgba(65,113,157,.08); }

.team-role-tab {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 154px;
  padding: 20px 18px;
  border: 0;
  color: #536d86;
  background: rgba(250,253,255,.94);
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  cursor: pointer;
  transition: background-color .22s ease, color .22s ease, transform .22s ease;
}

.team-role-tab::after { position: absolute; right: 18px; bottom: 0; left: 18px; height: 3px; border-radius: 4px 4px 0 0; background: linear-gradient(90deg, #4ba8df, #ff8151); content: ""; transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.team-role-tab:hover { color: #265f8d; background: #f3f9fd; }
.team-role-tab.is-active { color: #214c70; background: #fff; }
.team-role-tab.is-active::after { transform: scaleX(1); }
.team-role-tab:focus-visible { z-index: 2; outline: 3px solid rgba(68,153,211,.25); outline-offset: -3px; }
.team-role-code { color: #4a91c4; font-size: 8px; font-weight: 950; letter-spacing: .18em; }
.team-role-tab strong { margin-top: 10px; color: #ef6d3c; font-size: 27px; font-weight: 950; letter-spacing: -.04em; line-height: 1; }
.team-role-tab strong em { margin-left: 3px; font-size: .42em; font-style: normal; letter-spacing: 0; }
.team-role-tab b { margin-top: 11px; color: #203b56; font-size: 12px; font-weight: 900; line-height: 1.35; }
.team-role-tab small { margin-top: 6px; color: #8595a6; font-size: 8px; line-height: 1.45; }

.team-role-panels { min-height: 355px; padding: clamp(27px, 3.5vw, 42px); }
.team-role-panel { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(250px, .85fr); gap: 42px; align-items: center; animation: teamPanelIn .34s cubic-bezier(.2,.78,.2,1) both; }
.team-role-panel[hidden] { display: none; }
@keyframes teamPanelIn { from { opacity: 0; transform: translateY(9px); } to { opacity: 1; transform: none; } }
.team-role-panel > div > span { color: #438bc1; font-size: 9px; font-weight: 900; letter-spacing: .18em; }
.team-role-panel h3 { max-width: 500px; margin: 14px 0 14px; color: #19324c; font-size: clamp(23px, 2.4vw, 31px); font-weight: 950; letter-spacing: -.035em; line-height: 1.28; }
.team-role-panel > div > p { margin: 0; color: #697d92; font-size: 12px; line-height: 1.85; }
.team-role-panel ol { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.team-role-panel li { position: relative; display: grid; grid-template-columns: 82px minmax(0,1fr); gap: 13px; align-items: center; min-height: 58px; padding: 12px 14px; border: 1px solid rgba(67,122,169,.1); border-radius: 14px; background: #eff6fb; }
.team-role-panel li::before { position: absolute; top: 50%; left: -23px; width: 13px; height: 1px; background: #7db9e1; content: ""; }
.team-role-panel li b { color: #294b69; font-size: 10px; }
.team-role-panel li span { color: #76899b; font-size: 9px; line-height: 1.55; }

.team-delivery-flow { position: relative; overflow: hidden; margin-top: 18px; padding: clamp(28px, 4vw, 45px); border: 1px solid rgba(255,255,255,.92); border-radius: 28px; background: rgba(255,255,255,.8); box-shadow: 0 20px 55px rgba(51,89,124,.1); }
.team-delivery-flow::before { position: absolute; top: -90px; right: -40px; width: 280px; height: 280px; border: 1px solid rgba(62,139,199,.08); border-radius: 50%; box-shadow: 0 0 0 44px rgba(62,139,199,.025), 0 0 0 88px rgba(62,139,199,.018); content: ""; }
.team-delivery-flow > * { position: relative; z-index: 1; }
.team-delivery-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.team-delivery-heading span { color: #4389bd; font-size: 9px; font-weight: 900; letter-spacing: .19em; }
.team-delivery-heading h3 { margin: 8px 0 0; color: #1c354e; font-size: clamp(22px,2.3vw,30px); font-weight: 950; letter-spacing: -.025em; }
.team-delivery-flow > ol { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 0; margin: 34px 0 0; padding: 0; list-style: none; }
.team-delivery-flow > ol li { position: relative; display: flex; min-width: 0; padding-right: 18px; flex-direction: column; }
.team-delivery-flow > ol li:not(:last-child)::after { position: absolute; top: 14px; right: 8px; left: 42px; height: 1px; background: linear-gradient(90deg, #76b7df 55%, transparent 55%); background-size: 7px 1px; content: ""; }
.team-delivery-flow > ol b { position: relative; z-index: 1; display: grid; width: 30px; height: 30px; place-items: center; border: 1px solid rgba(65,141,194,.22); border-radius: 50%; color: #3984b9; background: #f6fbff; font-size: 8px; }
.team-delivery-flow > ol span { margin-top: 12px; color: #506a82; font-size: 10px; font-weight: 800; line-height: 1.55; }
.team-delivery-cta { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 24px; align-items: center; margin-top: 34px; padding-top: 26px; border-top: 1px solid rgba(61,111,155,.11); }
.team-delivery-cta p { margin: 0; }
.team-delivery-cta p strong { display: block; color: #263f58; font-size: 13px; }
.team-delivery-cta p span { display: block; margin-top: 7px; color: #71859a; font-size: 10px; line-height: 1.6; }
.team-delivery-cta > a { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 10px; padding: 0 20px; border-radius: 13px; color: #fff; background: linear-gradient(135deg,#ff955f,#ff7040); box-shadow: 0 12px 27px rgba(255,112,64,.25); font-size: 12px; font-weight: 950; transition: transform .2s ease, box-shadow .2s ease, gap .2s ease; }
.team-delivery-cta > a:hover, .team-delivery-cta > a:focus-visible { gap: 15px; box-shadow: 0 16px 34px rgba(255,112,64,.34); transform: translateY(-2px); }

html[data-language]:not([data-language="zh"]) .team-capability-heading h2,
html[data-language]:not([data-language="zh"]) .team-role-panel h3 { word-break: normal; overflow-wrap: normal; hyphens: auto; }
html[data-language]:not([data-language="zh"]) .team-role-tab { min-height: 178px; }
html[data-language]:not([data-language="zh"]) .team-role-tab b { font-size: 10px; }

@media (max-width: 1060px) {
  .team-command { grid-template-columns: 1fr; }
  .team-total-card { display: grid; grid-template-columns: minmax(0,1fr) minmax(260px,.8fr); column-gap: 30px; }
  .team-total-top, .team-total-value, .team-total-card > p { grid-column: 1; }
  .team-tech-ratio { grid-column: 2; grid-row: 1 / span 3; margin: 0; padding: 0; border: 0; }
  .team-assurance-list { grid-column: 1 / -1; grid-template-columns: repeat(3,1fr); margin-top: 24px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.1); }
}

@media (max-width: 760px) {
  .team-capability-section { padding: 68px 0 76px; }
  .team-capability-heading { grid-template-columns: 1fr; gap: 16px; }
  .team-capability-heading h2 { font-size: 32px; }
  .team-capability-heading p { margin-top: 16px; font-size: 12px; line-height: 1.78; }
  .team-heading-link { width: max-content; min-height: 42px; }
  .team-command { margin-top: 35px; padding: 9px; border-radius: 24px; }
  .team-total-card { display: flex; padding: 25px 20px; border-radius: 18px; }
  .team-total-value strong { font-size: 70px; }
  .team-tech-ratio { display: grid; margin-top: 23px; padding: 19px 0; border-top: 1px solid rgba(255,255,255,.1); border-bottom: 1px solid rgba(255,255,255,.1); }
  .team-assurance-list { display: grid; grid-template-columns: 1fr; margin-top: 0; border: 0; }
  .team-role-workbench { border-radius: 18px; }
  .team-role-tabs { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .team-role-tab, html[data-language]:not([data-language="zh"]) .team-role-tab { min-height: 138px; padding: 17px 15px; }
  .team-role-tab strong { font-size: 24px; }
  .team-role-panels { min-height: 0; padding: 24px 18px; }
  .team-role-panel { grid-template-columns: 1fr; gap: 23px; }
  .team-role-panel h3 { font-size: 23px; }
  .team-role-panel li::before { display: none; }
  .team-delivery-flow { padding: 27px 20px; border-radius: 22px; }
  .team-delivery-flow > ol { grid-template-columns: 1fr; gap: 9px; margin-top: 25px; }
  .team-delivery-flow > ol li { min-height: 48px; padding: 0 0 0 44px; justify-content: center; }
  .team-delivery-flow > ol li:not(:last-child)::after { top: 31px; right: auto; bottom: -12px; left: 15px; width: 1px; height: auto; background: linear-gradient(180deg,#76b7df 55%,transparent 55%); background-size: 1px 7px; }
  .team-delivery-flow > ol b { position: absolute; top: 9px; left: 0; }
  .team-delivery-flow > ol span { margin: 0; }
  .team-delivery-cta { grid-template-columns: 1fr; gap: 19px; }
  .team-delivery-cta > a { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .team-heading-link, .team-role-tab, .team-role-panel, .team-delivery-cta > a { animation: none !important; transition: none !important; }
}

/* ---------- About: factory scenes and equipment ledger ---------- */
.factory-story-section { background: #edf3f7; }

#factory,
#equipment-list,
#team { scroll-margin-top: 112px; }

.factory-story-heading,
.equipment-ledger-heading {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(430px, 1.2fr);
  gap: 44px;
  align-items: end;
  margin-bottom: 34px;
}

.factory-story-heading h2,
.equipment-ledger-heading h2 {
  margin: 0;
  color: #18344d;
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 950;
  letter-spacing: -.03em;
  line-height: 1.2;
}

.factory-story-heading p,
.equipment-ledger-heading p {
  max-width: 68ch;
  margin: 0;
  color: #536b7f;
  font-size: 14px;
  line-height: 1.85;
}

.factory-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.factory-scene {
  position: relative;
  min-width: 0;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: 14px;
  background: #d8e2e9;
  box-shadow: 0 14px 30px rgba(28, 61, 84, .13);
  isolation: isolate;
}

.factory-scene::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  background: rgba(24, 59, 81, .11);
  content: "";
  mix-blend-mode: multiply;
  pointer-events: none;
}

.factory-scene img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.08) brightness(.94);
  transition: transform .55s cubic-bezier(.16, 1, .3, 1), filter .4s ease;
}

.factory-gallery > :nth-child(1) img { object-position: center 47%; }
.factory-gallery > :nth-child(3) img { object-position: center 52%; }
.factory-gallery > :nth-child(6) img { object-position: center 48%; }
.factory-gallery > :nth-child(8) img { object-position: center 48%; }
.factory-gallery > :nth-child(10) img { object-position: center 46%; }
.factory-gallery > :nth-child(11) img { object-position: center 45%; }
.factory-gallery > :nth-child(12) img { object-position: center 47%; }
.factory-gallery > :nth-child(13) img { object-position: center 48%; }
.factory-gallery > :nth-child(14) img { object-position: center 45%; }
.factory-gallery > :nth-child(15) img { object-position: center 48%; }
.factory-gallery > :nth-child(16) img { object-position: center 43%; }

.factory-scene figcaption {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  min-height: 61px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 16px;
  color: #243d52;
  border-top: 1px solid rgba(235, 116, 68, .2);
  background: rgba(249, 252, 254, .94);
  box-shadow: 0 -12px 30px rgba(25, 58, 82, .06);
}

.factory-scene figcaption strong { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 900; }
.factory-scene figcaption strong::before { width: 6px; height: 6px; flex: 0 0 6px; border-radius: 50%; background: #eb7444; content: ""; }
.factory-scene figcaption span { color: #6a7f90; font-size: 10px; white-space: nowrap; }
.factory-scene:hover img { filter: saturate(.82) contrast(1.06) brightness(.98); transform: scale(1.025); }

.equipment-ledger-note a {
  color: #c55f38;
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: rgba(39, 111, 159, .32);
  text-underline-offset: 3px;
}

.equipment-ledger-heading { grid-template-columns: minmax(0, 1fr) auto; }
.equipment-ledger-heading > div:first-child p { margin-top: 10px; }

.equipment-process-map {
  display: flex;
  min-height: 42px;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  border-radius: 12px;
  color: #45647d;
  background: #edf4f8;
  font-size: 10px;
  font-weight: 850;
  white-space: nowrap;
}

.equipment-process-map i { width: 13px; height: 1px; background: #91a9bb; }

.equipment-ledger {
  overflow: hidden;
  border: 1px solid #cbd9e3;
  border-radius: 16px;
  background: #fff;
}

.equipment-ledger-summary {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  padding: 22px 26px;
  color: #d7e7f2;
  background: #173e5b;
}

.equipment-ledger-summary strong { color: #fff; font-size: 18px; font-weight: 900; }
.equipment-ledger-summary p { max-width: 86ch; margin: 0; font-size: 11px; line-height: 1.7; }
.equipment-table-wrap { overflow-x: auto; scrollbar-color: #8ba6ba #e7eef3; scrollbar-width: thin; }

.equipment-matrix {
  width: 100%;
  min-width: 1080px;
  border-collapse: separate;
  border-spacing: 0;
  color: #516779;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.equipment-matrix thead th {
  padding: 15px 18px;
  border-bottom: 1px solid #cbd9e3;
  color: #315a78;
  background: #edf4f8;
  font-size: 10px;
  font-weight: 900;
  text-align: left;
}

.equipment-matrix tbody td,
.equipment-matrix tbody th {
  padding: 14px 18px;
  border-bottom: 1px solid #e4ebf0;
  vertical-align: middle;
  text-align: left;
}

.equipment-matrix tbody tr:last-child td,
.equipment-matrix tbody tr:last-child th { border-bottom: 0; }
.equipment-matrix tbody tr:hover td { background: #f5f9fb; }
.equipment-matrix tbody td b { color: #243f56; font-size: 12px; font-weight: 850; }
.equipment-matrix tbody td:nth-child(3),
.equipment-matrix tbody td:nth-child(4) { color: #385b75; font-weight: 750; }

.equipment-matrix tbody th[scope="rowgroup"] {
  width: 148px;
  border-right: 1px solid #d9e4eb;
  color: #fff;
  background: #2a6389;
  vertical-align: top;
}

.equipment-matrix tbody th[scope="rowgroup"] strong { display: block; font-size: 13px; font-weight: 900; }
.equipment-matrix tbody th[scope="rowgroup"] span { display: block; margin-top: 7px; color: #c8dfed; font-size: 9px; font-weight: 650; }

.equipment-ledger-note {
  margin: 15px 0 0;
  color: #63788a;
  font-size: 11px;
  line-height: 1.7;
}

/* ---------- About: manufacturing team capability refinement ---------- */
.team-capability-section {
  padding: clamp(76px, 8vw, 108px) 0;
  background: #f2f4f3;
}

.team-capability-section::before { display: none; }

.team-capability-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: end;
}

.team-capability-heading > div { max-width: none; }

.team-capability-heading h2 {
  margin: 0;
  color: #2c3841;
  font-size: clamp(30px, 3.1vw, 39px);
  font-weight: 950;
  letter-spacing: -.03em;
  line-height: 1.2;
}

.team-capability-heading p {
  max-width: none;
  margin: 13px 0 0;
  color: #5b6973;
  font-size: 14px;
  line-height: 1.75;
}

@media (min-width: 1120px) {
  .team-capability-heading h2,
  .team-capability-heading p { white-space: nowrap; }
}

.team-heading-link {
  min-height: 42px;
  padding-bottom: 4px;
  color: #c96038;
  border-color: rgba(201, 96, 56, .32);
  font-size: 12px;
}

.team-command {
  position: relative;
  display: grid;
  grid-template-columns: minmax(330px, .82fr) minmax(0, 1.6fr);
  gap: 0;
  overflow: hidden;
  margin-top: 38px;
  padding: 0;
  border: 1px solid #d6dde1;
  border-radius: 16px;
  background: #fff;
  box-shadow: none;
}

.team-command::after { display: none; }

.team-total-card {
  display: block;
  min-width: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  color: #2d3942;
  border-right: 1px solid #d6dde1;
  background: #f7f2ec;
  box-shadow: none;
}

.team-total-photo { position: relative; height: 224px; overflow: hidden; margin: 0; background: #dfe4e5; }
.team-total-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 48%; filter: saturate(.72) contrast(1.08) brightness(.94); }
.team-total-photo::after { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 54%, rgba(30, 31, 30, .46)); content: ""; }
.team-total-photo figcaption { position: absolute; z-index: 1; right: 16px; bottom: 14px; left: 16px; color: #fff; font-size: 10px; font-weight: 850; text-align: right; }
.team-total-content { padding: 26px; }

.team-total-value { display: flex; align-items: flex-end; gap: 12px; margin: 0; }
.team-total-value strong { color: #d96438; font-size: clamp(54px, 5vw, 72px); font-weight: 950; letter-spacing: -.04em; line-height: .9; }
.team-total-value > span { padding-bottom: 6px; color: #4d5e69; font-size: 12px; font-weight: 800; }
.team-total-content > p { margin: 18px 0 0; color: #596872; font-size: 11px; line-height: 1.75; }

.team-tech-ratio {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  margin-top: 22px;
  padding: 15px;
  border: 1px solid #e4d9d0;
  border-radius: 12px;
  background: #fff;
}

.team-tech-ratio > strong { color: #d96438; font-size: 25px; font-weight: 950; letter-spacing: -.03em; }
.team-tech-ratio b { display: block; color: #34414a; font-size: 11px; }
.team-tech-ratio span { display: block; margin-top: 4px; color: #69767f; font-size: 9px; line-height: 1.55; }

.team-assurance-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 18px;
  padding: 0;
  background: #e3ddd7;
}

.team-assurance-list span {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 8px;
  color: #4e5c65;
  background: #fffaf6;
  font-size: 9px;
  font-weight: 750;
  text-align: center;
}

.team-role-workbench { display: flex; min-width: 0; overflow: hidden; border: 0; border-radius: 0; background: #fff; flex-direction: column; }
.team-role-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; padding: 0; border-bottom: 1px solid #d9e4eb; background: #fff; }

.team-role-tab {
  min-height: 132px;
  padding: 18px 16px;
  border: 0;
  border-right: 1px solid #e0e8ed;
  color: #60788b;
  background: #fff;
  transition: color .22s ease, background-color .22s ease, box-shadow .22s ease;
}

.team-role-tab:last-child { border-right: 0; }
.team-role-tab::after { display: none; }
.team-role-tab:hover { color: #9f4f31; background: #fff8f4; }
.team-role-tab.is-active { color: #343f47; background: #fff3ec; box-shadow: inset 0 -3px #ed7b4b; }
.team-role-tab:focus-visible { z-index: 2; outline: 3px solid rgba(221, 105, 61, .3); outline-offset: -3px; }
.team-role-code { color: #c66a46; font-size: 8px; letter-spacing: .16em; }
.team-role-tab strong { margin-top: 9px; color: #dc6536; font-size: 25px; }
.team-role-tab b { margin-top: 9px; color: #39464e; font-size: 11px; }
.team-role-tab small { margin-top: 5px; color: #707c84; font-size: 8px; }

.team-role-panels { display: flex; min-height: 344px; padding: clamp(27px, 3.3vw, 40px); flex: 1; align-items: center; }
.team-role-panel { width: 100%; }
.team-role-panel { grid-template-columns: minmax(0, 1.12fr) minmax(250px, .88fr); gap: 36px; }
.team-role-panel > div > span { color: #bd6341; font-size: 10px; font-weight: 850; letter-spacing: .02em; }
.team-role-panel h3 { margin: 12px 0; color: #2f3a42; font-size: clamp(22px, 2.2vw, 29px); letter-spacing: -.025em; }
.team-role-panel > div > p { color: #5e6b74; font-size: 11px; line-height: 1.8; }
.team-role-panel ol { gap: 8px; }
.team-role-panel li { grid-template-columns: 78px minmax(0, 1fr); min-height: 56px; padding: 11px 13px; border: 0; border-radius: 10px; background: #f4f2ef; }
.team-role-panel li::before { display: none; }
.team-role-panel li b { color: #39464e; font-size: 10px; }
.team-role-panel li span { color: #6a767e; font-size: 9px; }

.team-delivery-flow {
  overflow: hidden;
  margin-top: 18px;
  padding: clamp(28px, 3.5vw, 40px);
  border: 1px solid #cbd9e3;
  border-radius: 16px;
  background: #fff;
  box-shadow: none;
}

.team-delivery-flow::before { display: none; }
.team-delivery-heading { display: block; }
.team-delivery-heading h3 { margin: 0; color: #2f3a42; font-size: clamp(22px, 2.2vw, 29px); letter-spacing: -.025em; }
.team-delivery-flow > ol { margin-top: 28px; }
.team-delivery-flow > ol li:not(:last-child)::after { background: linear-gradient(90deg, #dfa185 55%, transparent 55%); background-size: 7px 1px; }
.team-delivery-flow > ol b { border-color: rgba(213, 105, 62, .24); color: #c65f38; background: #fff3ec; }
.team-delivery-flow > ol span { color: #4e5d67; font-size: 10px; }
.team-delivery-cta { margin-top: 28px; padding-top: 23px; }
.team-delivery-cta p strong { color: #34414a; }
.team-delivery-cta p span { color: #66737c; }
.team-delivery-cta > a { border-radius: 12px; background: #eb7444; box-shadow: 0 12px 25px rgba(181, 79, 40, .2); }
.team-delivery-cta > a:hover,
.team-delivery-cta > a:focus-visible { background: #d96031; box-shadow: 0 15px 30px rgba(181, 79, 40, .26); }

@media (max-width: 1060px) {
  .factory-story-heading,
  .equipment-ledger-heading { grid-template-columns: 1fr; gap: 14px; }
  .factory-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .equipment-process-map { width: max-content; }
  .team-command { grid-template-columns: 1fr; }
  .team-total-card { display: grid; grid-template-columns: minmax(260px, .72fr) minmax(0, 1fr); border-right: 0; border-bottom: 1px solid #d6dde1; }
  .team-total-photo { height: 100%; min-height: 360px; }
  .team-total-content { padding: 30px; }
  .team-assurance-list { margin-top: 20px; }
}

@media (max-width: 760px) {
  .factory-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .factory-scene figcaption { min-height: 55px; padding: 11px 13px; }
  .factory-scene figcaption strong { font-size: 11px; }
  .factory-scene figcaption span { font-size: 8px; }
  .equipment-process-map { max-width: 100%; overflow-x: auto; }
  .equipment-ledger-summary { grid-template-columns: 1fr; gap: 7px; padding: 19px; }
  .equipment-matrix { font-size: 10px; }
  .team-capability-heading { grid-template-columns: 1fr; gap: 13px; }
  .team-capability-heading h2 { font-size: 30px; }
  .team-capability-heading p { font-size: 12px; }
  .team-command { margin-top: 30px; border-radius: 14px; }
  .team-total-card { display: block; }
  .team-total-photo { height: 230px; min-height: 0; }
  .team-total-content { padding: 24px 20px; }
  .team-total-value strong { font-size: 62px; }
  .team-tech-ratio { margin-top: 19px; }
  .team-assurance-list { grid-template-columns: 1fr; }
  .team-assurance-list span { min-height: 39px; justify-content: flex-start; padding-left: 13px; text-align: left; }
  .team-role-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .team-role-tab { min-height: 126px; }
  .team-role-tab:nth-child(2) { border-right: 0; }
  .team-role-tab:nth-child(-n+2) { border-bottom: 1px solid #e0e8ed; }
  .team-role-panels { display: block; min-height: 0; }
  .team-role-panel { grid-template-columns: 1fr; gap: 22px; }
  .team-delivery-flow { border-radius: 14px; }
}

@media (max-width: 520px) {
  .factory-gallery { grid-template-columns: 1fr; }
  .equipment-process-map { padding: 0 10px; gap: 6px; }
  .equipment-process-map i { width: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .factory-scene img,
  .team-role-tab { transition: none !important; }
}

/* ---------- Global quick contact rail ---------- */
.contact-rail {
  position: fixed;
  z-index: 80;
  top: 50%;
  right: max(18px, env(safe-area-inset-right));
  display: flex;
  align-items: center;
  color: #173b57;
  transform: translateY(-50%);
  isolation: isolate;
}

.contact-rail-head {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: 100%;
  display: flex;
  width: 86px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 14px 14px 0 0;
  color: #fff;
  background: #173f5e;
  box-shadow: 0 10px 22px rgba(18, 55, 82, .18);
}

.contact-rail-head span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .04em;
}

.contact-rail-head i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f49a61;
  box-shadow: 0 0 0 4px rgba(244, 154, 97, .16);
}

.contact-rail-actions {
  position: relative;
  z-index: 2;
  display: grid;
  overflow: hidden;
  width: 86px;
  border-radius: 0 0 14px 14px;
  background: #f7fafc;
  box-shadow: 0 18px 42px rgba(25, 63, 91, .18);
}

.contact-rail-action {
  position: relative;
  display: flex;
  min-width: 0;
  height: 82px;
  align-items: center;
  justify-content: center;
  border: 0;
  color: #31536d;
  background: transparent;
  flex-direction: column;
  gap: 7px;
  cursor: pointer;
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease;
}

.contact-rail-action + .contact-rail-action::before {
  position: absolute;
  top: 0;
  right: 14px;
  left: 14px;
  height: 1px;
  background: rgba(49, 83, 109, .12);
  content: "";
}

.contact-rail-action:hover,
.contact-rail-action:focus-visible,
.contact-rail-action.is-active {
  color: #fff;
  background: #236f9f;
}

.contact-rail-action:hover:not(.is-active) {
  color: #d55e2d;
  background: #fff;
}

.contact-rail-action:hover .contact-rail-icon,
.contact-rail-action:focus-visible .contact-rail-icon,
.contact-rail-action.is-active .contact-rail-icon { transform: translateY(-1px) scale(1.04); }

.contact-rail-action:focus-visible {
  z-index: 1;
  outline: 3px solid rgba(59, 130, 246, .28);
  outline-offset: -3px;
}

.contact-rail-icon {
  display: grid;
  width: 29px;
  height: 29px;
  place-items: center;
  transition: transform .24s cubic-bezier(.16, 1, .3, 1);
}

.contact-rail-icon svg,
.contact-panel-close svg,
.contact-panel-header svg,
.contact-channel-icon svg,
.contact-action-icon svg,
.contact-call-icon svg,
.contact-panel-footer svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-rail-label {
  display: grid;
  gap: 3px;
  text-align: center;
  line-height: 1.1;
}

.contact-rail-label strong {
  font-size: 13px;
  font-weight: 850;
  letter-spacing: .03em;
}

.contact-rail-label small {
  color: #748ba0;
  font-size: 9px;
  font-weight: 650;
  letter-spacing: .02em;
}

.contact-rail-action.is-active .contact-rail-label small,
.contact-rail-action:focus-visible .contact-rail-label small { color: rgba(255, 255, 255, .72); }

.contact-rail-action:hover:not(.is-active) .contact-rail-label small { color: #a96c50; }

.contact-rail-action > svg {
  width: 18px;
  height: 18px;
}

.contact-rail-panel {
  position: absolute;
  z-index: 1;
  top: 50%;
  right: 102px;
  width: 406px;
  max-height: calc(100vh - 40px);
  visibility: hidden;
  overflow-y: auto;
  padding: 26px;
  border-radius: 16px;
  opacity: 0;
  background: #f8fbfd;
  box-shadow: 0 26px 64px rgba(24, 58, 84, .22);
  pointer-events: none;
  transform: translate(14px, -50%) scale(.975);
  transform-origin: right center;
  transition: opacity .2s ease, transform .3s cubic-bezier(.16, 1, .3, 1), visibility 0s linear .3s;
  scrollbar-color: #aac2d3 transparent;
  scrollbar-width: thin;
}

.contact-rail-panel.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translate(0, -50%) scale(1);
  transition-delay: 0s;
}

.contact-rail-panel::selection,
.contact-rail-panel *::selection { color: #fff; background: #286f9c; }

.contact-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 19px;
  border-bottom: 1px solid rgba(41, 83, 112, .13);
}

.contact-panel-brand {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 13px;
}

.contact-panel-logo {
  display: grid;
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(43, 91, 125, .13);
  border-radius: 13px;
  background: #fff;
}

.contact-panel-logo img { width: 31px; height: 31px; }
.contact-panel-brand > span:last-child { display: grid; min-width: 0; gap: 4px; }
.contact-panel-brand strong {
  color: #183a55;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.2;
}

.contact-panel-brand small {
  color: #6c8295;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
}

.contact-panel-close {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(50, 88, 115, .13);
  border-radius: 11px;
  color: #657d90;
  background: #fff;
  cursor: pointer;
  transition: color .2s ease, background-color .2s ease;
}

.contact-panel-close svg { width: 18px; height: 18px; }
.contact-panel-close:hover,
.contact-panel-close:focus-visible { color: #c95125; background: #fff4ed; }

.contact-panel-intro {
  margin: 18px 0;
  color: #516d82;
  font-size: 13px;
  line-height: 1.7;
}

.contact-channel-card,
.contact-email-card {
  padding: 18px;
  border-radius: 15px;
  background: #e9f2f7;
}

.contact-channel-top {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 14px;
}

.contact-channel-icon {
  display: grid;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 14px;
  color: #25749f;
  background: #fff;
}

.contact-channel-icon svg { width: 25px; height: 25px; }
.contact-channel-top > span:last-child { display: grid; min-width: 0; gap: 3px; }
.contact-channel-top small {
  color: #5d7689;
  font-size: 10px;
  font-weight: 750;
  letter-spacing: .05em;
}

.contact-channel-top b {
  overflow: hidden;
  color: #173f5e;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.contact-primary-action,
.contact-secondary-action {
  display: flex;
  width: 100%;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 16px;
  padding: 0 15px 0 17px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: #fff;
  background: #236f9f;
  font-size: 12px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease, transform .2s ease;
}

.contact-primary-action:hover,
.contact-primary-action:focus-visible { color: #fff; background: #185d87; transform: translateY(-1px); }
.contact-primary-action.is-copied,
.contact-secondary-action.is-copied { color: #fff; background: #1d7b5a; border-color: #1d7b5a; }
.contact-action-icon { display: grid; width: 18px; height: 18px; flex: 0 0 auto; place-items: center; }

.contact-step-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.contact-step-list li {
  display: grid;
  min-width: 0;
  gap: 8px;
  padding: 0 11px;
  color: #567086;
  font-size: 10px;
  line-height: 1.45;
}

.contact-step-list li:first-child { padding-left: 0; }
.contact-step-list li:last-child { padding-right: 0; }
.contact-step-list li + li { border-left: 1px solid rgba(39, 82, 112, .13); }
.contact-step-list i {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 7px;
  color: #fff;
  background: #d86635;
  font-size: 10px;
  font-style: normal;
  font-weight: 900;
}

.contact-phone-list { display: grid; gap: 10px; }
.contact-phone-list a {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 15px 14px 17px;
  border: 1px solid rgba(43, 86, 116, .13);
  border-radius: 14px;
  color: #244b66;
  background: #fff;
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease, transform .2s ease;
}

.contact-phone-list a:hover,
.contact-phone-list a:focus-visible { color: #c85327; background: #fff8f3; transform: translateX(-2px); }
.contact-phone-list a > span:first-child { display: grid; min-width: 0; gap: 3px; }
.contact-phone-list small { color: #60798c; font-size: 10px; font-weight: 750; }
.contact-phone-list b { font-size: 20px; font-weight: 900; letter-spacing: -.01em; font-variant-numeric: tabular-nums; }
.contact-phone-list em { color: #718698; font-size: 9px; font-style: normal; }
.contact-call-icon {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 12px;
  color: #236f9f;
  background: #e8f2f8;
}
.contact-call-icon svg { width: 21px; height: 21px; }

.contact-email-actions { display: grid; grid-template-columns: 1.18fr .82fr; gap: 9px; }
.contact-secondary-action {
  color: #275573;
  border-color: rgba(43, 86, 116, .18);
  background: #fff;
}
.contact-secondary-action:hover,
.contact-secondary-action:focus-visible { color: #c85327; background: #fff8f3; transform: translateY(-1px); }

.contact-panel-note {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-radius: 12px;
  color: #5d7487;
  background: #eef3f6;
  font-size: 10px;
  line-height: 1.6;
}
.contact-panel-note strong { color: #2c516c; font-weight: 850; }

.contact-panel-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 21px;
  padding-top: 17px;
  border-top: 1px solid rgba(41, 83, 112, .13);
}

.contact-panel-footer a {
  color: #60798c;
  font-size: 10px;
  font-weight: 750;
  text-decoration: none;
  text-underline-offset: 3px;
}
.contact-panel-footer a:first-child { display: flex; align-items: center; gap: 7px; color: #216b98; font-size: 11px; }
.contact-panel-footer a:hover,
.contact-panel-footer a:focus-visible { color: #c85327; text-decoration: underline; }
.contact-panel-footer svg { width: 15px; height: 15px; }

@media (max-width: 700px) {
  .contact-rail {
    top: auto;
    right: max(12px, env(safe-area-inset-right));
    bottom: max(12px, env(safe-area-inset-bottom));
    left: max(12px, env(safe-area-inset-left));
    transform: none;
  }
  .contact-rail-head { display: none; }
  .contact-rail-actions { grid-template-columns: repeat(3, minmax(0, 1fr)); width: 100%; border-radius: 15px; }
  .contact-rail-action { height: 66px; gap: 5px; }
  .contact-rail-action + .contact-rail-action::before { top: 12px; right: auto; bottom: 12px; left: 0; width: 1px; height: auto; }
  .contact-rail-icon { width: 24px; height: 24px; }
  .contact-rail-label { display: flex; align-items: baseline; gap: 5px; }
  .contact-rail-label strong { font-size: 12px; }
  .contact-rail-label small { font-size: 8px; }
  .contact-rail-panel {
    top: auto;
    right: 0;
    bottom: 78px;
    width: 100%;
    max-height: calc(100vh - 104px);
    padding: 22px;
    transform: translateY(12px) scale(.98);
    transform-origin: right bottom;
  }
  .contact-rail-panel.is-open { transform: none; }
  .contact-channel-top b { font-size: 20px; }
  .contact-email-actions { grid-template-columns: 1fr; }
  .contact-secondary-action { margin-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .contact-rail-action,
  .contact-rail-icon,
  .contact-rail-panel,
  .contact-panel-close,
  .contact-primary-action,
  .contact-secondary-action,
  .contact-phone-list a { transition: none !important; }
}

/* 首页同款浅色联系坞：液态表面、蓝青交互、暖橙反馈 */
.contact-rail {
  right: max(20px, env(safe-area-inset-right));
  color: #35566e;
}

.contact-rail-actions {
  width: 58px;
  overflow: hidden;
  border-radius: 12px;
  background: rgba(248, 252, 255, .88);
  box-shadow: 0 14px 36px rgba(35, 75, 107, .14), inset 0 1px 0 rgba(255, 255, 255, .96);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  backdrop-filter: blur(18px) saturate(1.3);
}

.contact-rail-action {
  height: 66px;
  gap: 5px;
  color: #496980;
  transition: color .2s ease, background-color .2s ease;
}

.contact-rail-action + .contact-rail-action::before {
  right: 12px;
  left: 12px;
  background: rgba(66, 111, 145, .13);
}

.contact-rail-action::after {
  position: absolute;
  right: 50%;
  bottom: 6px;
  width: 16px;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  content: "";
  transform: translateX(50%) scaleX(0);
  transform-origin: center;
  transition: transform .24s cubic-bezier(.16, 1, .3, 1);
}

.contact-rail-action:hover:not(.is-active),
.contact-rail-action:focus-visible {
  color: #226f9e;
  background: rgba(229, 241, 250, .76);
}

.contact-rail-action.is-active,
.contact-rail-action.is-active:hover {
  color: #245f88;
  background: linear-gradient(112deg, rgba(222, 240, 251, .94), rgba(255, 241, 231, .88));
}

.contact-rail-action.is-active::after { transform: translateX(50%) scaleX(1); }

.contact-rail-action:focus-visible {
  outline: 2px solid rgba(59, 130, 246, .5);
  outline-offset: -3px;
}

.contact-rail-icon {
  width: 23px;
  height: 23px;
}

.contact-rail-label {
  display: block;
  color: inherit;
  font-size: 10px;
  font-weight: 750;
  letter-spacing: .08em;
  line-height: 1;
}

.contact-rail-panel {
  right: 74px;
  width: 342px;
  max-height: calc(100vh - 32px);
  padding: 24px;
  border: 0;
  border-radius: 14px;
  color: #294b63;
  background: rgba(250, 253, 255, .96);
  box-shadow: 0 22px 58px rgba(31, 70, 100, .18), inset 0 1px 0 rgba(255, 255, 255, .98);
  -webkit-backdrop-filter: blur(22px) saturate(1.25);
  backdrop-filter: blur(22px) saturate(1.25);
  transform: translate(10px, -50%) scale(.985);
  transition: opacity .18s ease, transform .28s cubic-bezier(.16, 1, .3, 1), visibility 0s linear .28s;
}

.contact-rail-panel.is-open {
  transform: translate(0, -50%) scale(1);
}

.contact-panel-header {
  align-items: flex-start;
  gap: 16px;
  padding: 0 0 20px;
  border-bottom: 1px solid #dce5ea;
}

.contact-panel-heading {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  gap: 13px;
}

.contact-panel-heading > span:last-child {
  display: grid;
  min-width: 0;
  gap: 5px;
}

.contact-panel-icon {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 10px;
  color: #347fae;
  background: linear-gradient(135deg, rgba(221, 240, 251, .92), rgba(255, 240, 229, .82));
}

.contact-panel-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-panel-heading h2 {
  margin: 0;
  color: #14364d;
  font-size: 18px;
  font-weight: 850;
  letter-spacing: -.02em;
  line-height: 1.2;
}

.contact-panel-heading p {
  max-width: 25em;
  margin: 0;
  color: #597181;
  font-size: 11px;
  line-height: 1.55;
}

.contact-panel-close {
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 9px;
  color: #607787;
  background: transparent;
}

.contact-panel-close:hover,
.contact-panel-close:focus-visible {
  color: #b74f29;
  background: #f2eae6;
  outline: none;
}

.contact-copy-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 21px 0 19px;
  border-bottom: 1px solid #dce5ea;
}

.contact-copy-value {
  display: grid;
  min-width: 0;
  gap: 6px;
}

.contact-copy-value small,
.contact-phone-list small {
  color: #657c8c;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
}

.contact-copy-value b,
.contact-phone-list b {
  overflow: hidden;
  color: #153a52;
  font-size: 20px;
  font-weight: 850;
  letter-spacing: -.02em;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.contact-copy-row-email .contact-copy-value b { font-size: 17px; }

.contact-copy-action {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 13px;
  border: 1px solid rgba(255, 255, 255, .62);
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, rgba(59, 130, 246, .94), rgba(45, 151, 202, .94));
  box-shadow: 0 8px 20px rgba(59, 130, 246, .22), inset 0 1px 0 rgba(255, 255, 255, .4);
  font-size: 11px;
  font-weight: 750;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color .2s ease, transform .2s ease;
}

.contact-copy-action:hover,
.contact-copy-action:focus-visible {
  background: linear-gradient(135deg, #347cf0, #2392c6);
  box-shadow: 0 11px 24px rgba(59, 130, 246, .3), inset 0 1px 0 rgba(255, 255, 255, .48);
  transform: translateY(-1px);
  outline: none;
}

.contact-copy-action:focus-visible { box-shadow: 0 0 0 3px rgba(29, 100, 141, .2); }
.contact-copy-action.is-copied {
  background: #287356;
  box-shadow: 0 8px 20px rgba(40, 115, 86, .2), inset 0 1px 0 rgba(255, 255, 255, .35);
}

.contact-action-icon {
  display: grid;
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  place-items: center;
}

.contact-action-icon svg,
.contact-call-label svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-panel-hint {
  margin: 13px 0 0;
  color: #607686;
  font-size: 10px;
  line-height: 1.6;
}

.contact-phone-list {
  display: grid;
  gap: 0;
  padding-top: 5px;
}

.contact-phone-list a {
  min-height: 68px;
  padding: 14px 2px;
  border: 0;
  border-bottom: 1px solid #dce5ea;
  border-radius: 0;
  color: #163a51;
  background: transparent;
}

.contact-phone-list a:hover,
.contact-phone-list a:focus-visible {
  color: #b64d27;
  background: transparent;
  transform: translateX(-2px);
  outline: none;
}

.contact-phone-list a > span:first-child { gap: 5px; }
.contact-phone-list b { font-size: 19px; }

.contact-call-label {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #1d648d;
  font-size: 10px;
  font-weight: 750;
}

.contact-call-label svg { width: 14px; height: 14px; }

@media (max-width: 700px) {
  .contact-rail {
    right: max(12px, env(safe-area-inset-right));
    bottom: max(14px, env(safe-area-inset-bottom));
    left: auto;
  }

  .contact-rail-actions {
    grid-template-columns: repeat(3, 64px);
    width: 192px;
    border-radius: 12px;
  }

  .contact-rail-action { height: 60px; gap: 4px; }
  .contact-rail-action + .contact-rail-action::before { top: 11px; bottom: 11px; }
  .contact-rail-icon { width: 21px; height: 21px; }
  .contact-rail-label { display: block; font-size: 9px; }

  .contact-rail-panel {
    top: auto;
    right: 0;
    bottom: 72px;
    width: min(342px, calc(100vw - 24px));
    max-height: calc(100vh - 100px);
    padding: 22px;
    transform: translateY(10px) scale(.985);
    transform-origin: right bottom;
  }

  .contact-rail-panel.is-open { transform: none; }
}

@media (max-width: 390px) {
  .contact-copy-row { grid-template-columns: 1fr; gap: 14px; }
  .contact-copy-action { width: 100%; justify-content: space-between; }
  .contact-panel-heading p { max-width: 21em; }
}

@media (prefers-reduced-motion: reduce) {
  .contact-copy-action { transition: none !important; }
}

/* 产品数字展厅：程序化3D检查台与采购决策信息栏 */
body.product-detail-page { overflow-x: clip; overflow-y: visible; }
.product-detail-page .contact-rail { display: none; }

.pd-showcase-section {
  padding: 118px 0 78px;
  background:
    radial-gradient(circle at 16% 22%, rgba(83,154,214,.13), transparent 29%),
    linear-gradient(145deg, #f3f7fa 0%, #e8f0f6 54%, #f7f9fb 100%);
}

.pd-breadcrumb {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 24px;
  color: #536c7e;
  font-size: 11px;
  font-weight: 650;
}

.pd-breadcrumb a {
  color: #49677f;
  text-decoration: none;
  text-underline-offset: 4px;
}

.pd-breadcrumb a:hover,
.pd-breadcrumb a:focus-visible { color: #cb562d; text-decoration: underline; }
.pd-breadcrumb > span:last-child { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.pd-showcase-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(390px, .84fr);
  gap: clamp(32px, 4vw, 58px);
  align-items: start;
}

.pd-viewer-shell {
  position: sticky;
  top: 92px;
  min-width: 0;
  padding: 8px;
  border: 1px solid rgba(75,116,151,.14);
  border-radius: 18px;
  background: rgba(248,251,253,.92);
  box-shadow: 0 28px 70px rgba(36,71,103,.13);
  transform: none;
}

.pd-viewer-shell.sheet-unfold,
.pd-viewer-shell.sheet-unfold.visible { transform: none; }

.pd-viewer-shell .product-detail-visual {
  height: clamp(510px, 51vw, 620px);
  border-radius: 13px;
  background: #dce7ef;
}

.pd-viewer-shell #pd-visual-label {
  position: absolute;
  z-index: 4;
  top: 14px;
  left: 14px;
  color: #346b93;
  font-size: 10px;
  letter-spacing: .08em;
}

.pd-viewer-disclaimer {
  margin: 0;
  padding: 9px 11px 3px;
  color: #536c7e;
  font-size: 10px;
  line-height: 1.6;
  text-align: center;
}

.pd-viewer-shell .product-3d-stage {
  min-height: 0;
  border-radius: 13px;
  cursor: grab;
  touch-action: pan-y;
  background:
    linear-gradient(rgba(67,110,146,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(67,110,146,.055) 1px, transparent 1px),
    radial-gradient(circle at 50% 36%, rgba(255,255,255,.98), rgba(222,234,244,.82) 56%, #cbdbe8 100%);
  background-size: 52px 52px, 52px 52px, auto;
}

.pd-viewer-shell .product-3d-stage::after {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 18px;
  height: 18px;
  border-right: 1px solid rgba(50,91,124,.38);
  border-bottom: 1px solid rgba(50,91,124,.38);
  content: "";
  pointer-events: none;
}

.product-3d-stage canvas { transition: opacity .28s ease; }

.viewer-status {
  position: absolute;
  z-index: 4;
  top: 16px;
  left: 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 9px 11px;
  border-radius: 10px;
  color: #405f75;
  background: rgba(249,252,254,.94);
  box-shadow: 0 8px 20px rgba(38,75,105,.1);
  pointer-events: none;
}

.viewer-status strong { color: #1f4f73; font-size: 10px; font-weight: 850; letter-spacing: .06em; }
.viewer-status span { font-size: 9px; line-height: 1.45; }

.viewer-view-controls {
  position: absolute;
  z-index: 7;
  left: 50%;
  bottom: 66px;
  display: flex;
  gap: 4px;
  padding: 4px;
  border-radius: 11px;
  background: rgba(248,251,253,.95);
  box-shadow: 0 8px 24px rgba(33,69,101,.13);
  transform: translateX(-50%);
}

.viewer-view-controls button,
.viewer-zoom-controls button,
.viewer-auto,
.viewer-reset {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 8px;
  color: #4f6779;
  background: transparent;
  font-size: 10px;
  font-weight: 760;
  cursor: pointer;
  transition: color .2s ease, background-color .2s ease, transform .2s ease;
}

.viewer-view-controls button { min-width: 50px; padding: 0 10px; }
.viewer-view-controls button:hover,
.viewer-view-controls button:focus-visible,
.viewer-view-controls button.is-active { color: #fff; background: #214f73; }

.viewer-zoom-controls {
  position: absolute;
  z-index: 7;
  top: 50%;
  right: 16px;
  display: grid;
  gap: 2px;
  padding: 3px;
  border-radius: 10px;
  background: rgba(248,251,253,.95);
  box-shadow: 0 8px 22px rgba(33,69,101,.12);
  transform: translateY(-50%);
}

.viewer-zoom-controls button { width: 34px; padding: 0; font-size: 17px; font-weight: 520; }
.viewer-zoom-controls button:hover,
.viewer-zoom-controls button:focus-visible { color: #1e557d; background: #e7f0f6; }

.pd-viewer-shell .viewer-toolbar {
  right: 16px;
  bottom: 16px;
  left: 16px;
  align-items: flex-end;
}

.pd-viewer-shell .viewer-toolbar > div { display: flex; gap: 5px; pointer-events: auto; }
.pd-viewer-shell .viewer-hint {
  padding: 8px 10px;
  border: 0;
  border-radius: 9px;
  color: #4f687b;
  background: rgba(248,251,253,.94);
  box-shadow: 0 7px 18px rgba(33,69,101,.1);
  font-size: 9px;
  letter-spacing: .04em;
}

.pd-viewer-shell .viewer-auto,
.pd-viewer-shell .viewer-reset {
  min-height: 34px;
  padding: 0 11px;
  background: rgba(248,251,253,.95);
  box-shadow: 0 7px 18px rgba(33,69,101,.1);
  pointer-events: auto;
}

.pd-viewer-shell .viewer-auto.is-active { color: #fff; background: #cc5b32; }
.pd-viewer-shell .viewer-auto:disabled { opacity: .58; cursor: not-allowed; }
.pd-viewer-shell .viewer-auto:hover,
.pd-viewer-shell .viewer-auto:focus-visible,
.pd-viewer-shell .viewer-reset:hover,
.pd-viewer-shell .viewer-reset:focus-visible { transform: translateY(-1px); }

.pd-viewer-shell .viewer-source-toggle {
  top: 16px;
  right: 16px;
  width: 102px;
  height: 76px;
  border: 3px solid #f9fcfe;
  border-radius: 11px;
  background: #eef4f8;
  box-shadow: 0 10px 26px rgba(31,68,99,.18);
  transition: border-radius .2s ease;
}

.pd-viewer-shell .viewer-source-toggle > span {
  position: absolute;
  right: 6px;
  bottom: 6px;
  padding: 3px 6px;
  border-radius: 6px;
  color: #fff;
  background: rgba(23,49,72,.78);
  font-size: 8px;
  font-weight: 760;
  pointer-events: none;
}

.pd-viewer-shell .product-3d-stage.show-source-photo .viewer-source-toggle {
  width: calc(100% - 32px);
  height: calc(100% - 32px);
  border-radius: 12px;
}

.product-3d-stage.show-source-photo .viewer-status,
.product-3d-stage.show-source-photo .viewer-view-controls,
.product-3d-stage.show-source-photo .viewer-zoom-controls { opacity: .06; pointer-events: none; }

.viewer-loading { background: rgba(231,240,247,.86); }

.pd-info-panel {
  min-width: 0;
  padding: clamp(26px, 3.2vw, 42px);
  border: 1px solid rgba(61,103,137,.14);
  border-radius: 16px;
  background: rgba(252,253,254,.94);
  box-shadow: 0 24px 60px rgba(36,71,103,.1);
}

.pd-meta-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: #40779f;
  font-size: 10px;
  font-weight: 780;
}

.pd-meta-line span:last-child {
  color: #586f80;
  font-variant-numeric: tabular-nums;
  letter-spacing: .08em;
}

.pd-info-header h1 {
  max-width: 13em;
  margin: 0 0 12px;
  color: #172d40;
  font-size: clamp(30px, 3.3vw, 45px);
  font-weight: 920;
  letter-spacing: -.03em;
  line-height: 1.12;
  text-wrap: balance;
}

.pd-info-header > p {
  max-width: 66ch;
  margin: 14px 0 0;
  color: #5c7183;
  font-size: 13px;
  line-height: 1.85;
}

.pd-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 19px;
}

.pd-tag-list span {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 0 9px;
  border-radius: 8px;
  color: #355d7a;
  background: #eaf2f7;
  font-size: 10px;
  font-weight: 720;
}

.pd-quick-ledger {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 28px 0 0;
  padding: 17px 0;
  border-top: 1px solid rgba(50,91,124,.15);
  border-bottom: 1px solid rgba(50,91,124,.15);
}

.pd-quick-ledger > div {
  min-width: 0;
  padding: 0 14px;
}

.pd-quick-ledger > div:first-child { padding-left: 0; }
.pd-quick-ledger > div + div { border-left: 1px solid rgba(50,91,124,.13); }
.pd-quick-ledger dt {
  color: #526a7c;
  font-size: 9px;
  font-weight: 760;
  letter-spacing: .06em;
}

.pd-quick-ledger dd {
  margin: 7px 0 0;
  overflow: hidden;
  color: #1d3c53;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.45;
  text-overflow: ellipsis;
}

.pd-focus-section { margin-top: 31px; }
.pd-section-heading {
  display: grid;
  grid-template-columns: minmax(0, .72fr) minmax(190px, 1fr);
  align-items: end;
  gap: 20px;
}

.pd-section-heading > p {
  margin: 0;
  color: #536b7e;
  font-size: 10px;
  line-height: 1.65;
}

.pd-focus-list {
  margin: 15px 0 0;
  padding: 0;
  list-style: none;
}

.pd-focus-list li {
  display: grid;
  grid-template-columns: 31px minmax(0, 1fr);
  gap: 13px;
  padding: 15px 0;
  border-top: 1px solid rgba(50,91,124,.11);
}

.pd-focus-icon {
  display: grid;
  width: 29px;
  height: 29px;
  margin-top: 1px;
  place-items: center;
  border-radius: 9px;
  color: #245f88;
  background: #e7f0f5;
}

.pd-focus-icon svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.pd-focus-list h3 { margin: 0; color: #23465e; font-size: 12px; font-weight: 840; line-height: 1.35; }
.pd-focus-list p { display: flex; gap: 8px; margin: 5px 0 0; color: #3f5b70; font-size: 10px; line-height: 1.55; }
.pd-focus-list p b { flex: 0 0 auto; color: #bf552f; font-weight: 800; }
.pd-focus-list p span { min-width: 0; }
.pd-focus-list small { display: block; margin-top: 4px; color: #5d7486; font-size: 9px; line-height: 1.55; }

.pd-spec-section {
  margin-top: 32px;
  padding-top: 27px;
  border-top: 1px solid rgba(50,91,124,.14);
}

.pd-spec-section h2,
.pd-section-heading h2,
.pd-collaboration h2 {
  margin: 0;
  color: #1f3c52;
  font-size: 14px;
  font-weight: 850;
  line-height: 1.4;
}

.pd-spec-section dl { margin: 15px 0 0; }
.pd-spec-section dl > div {
  display: grid;
  grid-template-columns: minmax(88px, .72fr) minmax(0, 1.7fr);
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid rgba(50,91,124,.1);
}
.pd-spec-section dl > div:first-child { border-top: 0; }
.pd-spec-section dt { color: #536b7e; font-size: 11px; font-weight: 700; }
.pd-spec-section dd { margin: 0; color: #334e62; font-size: 11px; font-weight: 650; line-height: 1.55; }

.pd-quote-module {
  margin-top: 28px;
  padding: 22px;
  border: 1px solid #d7e3ea;
  border-radius: 14px;
  color: #29495f;
  background: #edf3f6;
}

.pd-quote-heading {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 13px;
  align-items: start;
}

.pd-quote-heading > svg {
  width: 38px;
  height: 38px;
  padding: 9px;
  border-radius: 11px;
  color: #c85b34;
  background: #fff;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.55;
}

.pd-quote-heading h2 { margin: 0; color: #1f3c52; font-size: 17px; font-weight: 860; line-height: 1.25; }
.pd-quote-heading p { margin: 5px 0 0; color: #536b7e; font-size: 10px; line-height: 1.6; }

.pd-quote-checklist {
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid rgba(50,91,124,.14);
  list-style: none;
}

.pd-quote-checklist li {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(50,91,124,.12);
}

.pd-quote-checklist svg { width: 18px; height: 18px; margin-top: 1px; color: #c85b34; fill: none; stroke: currentColor; stroke-width: 1.8; }
.pd-quote-checklist span { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 8px; align-items: baseline; }
.pd-quote-checklist strong { color: #274a62; font-size: 10px; font-weight: 820; }
.pd-quote-checklist small { color: #526b7d; font-size: 9px; line-height: 1.55; }

.pd-action-row { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .8fr); gap: 9px; margin-top: 20px; }
.pd-primary-action,
.pd-secondary-action {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 16px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 850;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, color .2s ease, background-color .2s ease;
}

.pd-primary-action { color: #fff; background: #d86238; box-shadow: 0 13px 28px rgba(197,83,45,.24); }
.pd-primary-action:hover,
.pd-primary-action:focus-visible { color: #fff; box-shadow: 0 17px 34px rgba(197,83,45,.32); transform: translateY(-2px); }
.pd-secondary-action { color: #35566d; background: #e8f0f5; }
.pd-secondary-action:hover,
.pd-secondary-action:focus-visible { color: #183e59; background: #dce8ef; transform: translateY(-1px); }

.pd-quote-module .pd-primary-action { box-shadow: none; }
.pd-quote-module .pd-secondary-action { color: #35566d; background: #dfe9ef; box-shadow: none; }
.pd-quote-module .pd-secondary-action:hover,
.pd-quote-module .pd-secondary-action:focus-visible { color: #183e59; background: #d3e1e9; }
.pd-action-caption { margin: 10px 0 0; color: #566c7b; font-size: 9px; line-height: 1.5; text-align: center; }

.pd-collaboration { margin-top: 30px; }
.pd-collaboration ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 15px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid rgba(50,91,124,.13);
  list-style: none;
}

.pd-collaboration li { min-width: 0; padding: 0 13px; }
.pd-collaboration li:first-child { padding-left: 0; }
.pd-collaboration li + li { border-left: 1px solid rgba(50,91,124,.12); }
.pd-collaboration li > span { color: #bd542f; font-size: 9px; font-weight: 850; font-variant-numeric: tabular-nums; letter-spacing: .06em; }
.pd-collaboration strong { display: block; margin-top: 7px; color: #274a62; font-size: 10px; font-weight: 820; }
.pd-collaboration p { margin: 5px 0 0; color: #5a7284; font-size: 9px; line-height: 1.55; }

.pd-info-utility {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 25px;
  padding-top: 17px;
  border-top: 1px solid rgba(50,91,124,.12);
  color: #5b7283;
  font-size: 9px;
}

.pd-info-utility a { color: #285f86; font-weight: 780; text-decoration: none; text-underline-offset: 3px; }
.pd-info-utility a:hover,
.pd-info-utility a:focus-visible { color: #bd542f; text-decoration: underline; }

.pd-product-pagination {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
  padding-top: 17px;
  border-top: 1px solid rgba(50,91,124,.13);
}

.pd-product-pagination[hidden] { display: none; }
.pd-product-pagination a { min-width: 0; color: #526a7c; text-decoration: none; }
.pd-product-pagination a:last-child { text-align: right; }
.pd-product-pagination span { display: block; font-size: 9px; }
.pd-product-pagination b {
  display: block;
  margin-top: 5px;
  overflow: hidden;
  color: #294d67;
  font-size: 10px;
  font-weight: 760;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pd-product-pagination a:hover b,
.pd-product-pagination a:focus-visible b { color: #c8572e; }

@media (max-width: 1023px) {
  .pd-showcase-grid { grid-template-columns: 1fr; }
  .pd-viewer-shell { position: relative; top: auto; }
  .pd-viewer-shell .product-detail-visual { height: min(72vw, 590px); }
}

@media (max-width: 640px) {
  .pd-showcase-section { padding: 89px 0 54px; }
  .pd-breadcrumb { margin-bottom: 15px; }
  .pd-showcase-grid { gap: 18px; }
  .pd-viewer-shell { padding: 5px; border-radius: 15px; }
  .pd-viewer-shell .product-detail-visual { height: clamp(350px, 101vw, 410px); border-radius: 11px; }
  .pd-viewer-shell .product-3d-stage { border-radius: 11px; background-size: 40px 40px, 40px 40px, auto; }
  .viewer-status { top: 10px; left: 10px; max-width: 170px; padding: 7px 8px; }
  .viewer-status span { display: none; }
  .pd-viewer-shell .viewer-source-toggle { top: 10px; right: 10px; width: 72px; height: 54px; border-width: 2px; }
  .viewer-view-controls { bottom: 59px; gap: 2px; padding: 3px; }
  .viewer-view-controls button { min-width: 43px; min-height: 32px; padding: 0 7px; font-size: 9px; }
  .viewer-zoom-controls { right: 10px; }
  .viewer-zoom-controls button { width: 32px; min-height: 32px; }
  .pd-viewer-shell .viewer-toolbar { right: 10px; bottom: 10px; left: 10px; }
  .pd-viewer-shell .viewer-hint { display: none; }
  .pd-viewer-shell .viewer-toolbar > div { width: 100%; justify-content: space-between; }
  .pd-viewer-shell .viewer-auto,
  .pd-viewer-shell .viewer-reset { min-height: 38px; padding: 0 12px; }
  .pd-viewer-disclaimer { padding-top: 7px; font-size: 9px; }
  .pd-info-panel { padding: 25px 20px; border-radius: 15px; }
  .pd-info-header h1 { font-size: 30px; }
  .pd-info-header > p { font-size: 12px; }
  .pd-quick-ledger { grid-template-columns: 1fr; padding: 5px 0; }
  .pd-quick-ledger > div,
  .pd-quick-ledger > div:first-child { display: grid; grid-template-columns: 86px minmax(0, 1fr); gap: 10px; padding: 10px 0; }
  .pd-quick-ledger > div + div { border-top: 1px solid rgba(50,91,124,.11); border-left: 0; }
  .pd-quick-ledger dd { margin: 0; }
  .pd-section-heading { grid-template-columns: 1fr; gap: 7px; }
  .pd-focus-list li { gap: 11px; }
  .pd-spec-section { margin-top: 27px; padding-top: 23px; }
  .pd-spec-section dl > div { grid-template-columns: 88px minmax(0, 1fr); gap: 12px; }
  .pd-quote-module { padding: 19px 17px; }
  .pd-quote-checklist span { grid-template-columns: 1fr; gap: 3px; }
  .pd-action-row { grid-template-columns: 1fr; }
  .pd-primary-action,
  .pd-secondary-action { min-height: 48px; }
  .pd-collaboration ol { grid-template-columns: 1fr; padding-top: 3px; }
  .pd-collaboration li,
  .pd-collaboration li:first-child { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 4px 10px; padding: 13px 0; }
  .pd-collaboration li + li { border-top: 1px solid rgba(50,91,124,.11); border-left: 0; }
  .pd-collaboration li > span { grid-row: 1 / span 2; margin-top: 2px; }
  .pd-collaboration strong { margin-top: 0; }
  .pd-collaboration p { margin-top: 3px; }
  .pd-info-utility { align-items: flex-start; flex-direction: column; gap: 7px; }
}

@media (prefers-reduced-motion: reduce) {
  .viewer-view-controls button,
  .viewer-zoom-controls button,
  .viewer-auto,
  .viewer-reset,
  .pd-primary-action,
  .pd-secondary-action { transition: none !important; }
}

/* ===== 知识中心与采购指南 ===== */
.knowledge-page {
  color: #26384a;
  background: #f7f9fb;
}

.knowledge-page .site-ui {
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(238,244,248,.88), rgba(247,249,251,.97) 420px),
    #f7f9fb;
}

.knowledge-hero {
  padding: 142px 0 78px;
  border-bottom: 1px solid rgba(42,77,105,.11);
}

.knowledge-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
  align-items: center;
  gap: clamp(44px, 7vw, 92px);
}

.knowledge-hero-copy { min-width: 0; }

.knowledge-hero-copy h1,
.knowledge-article-header h1 {
  margin: 0;
  max-width: 14ch;
  color: #21364a;
  font-size: clamp(38px, 5vw, 66px);
  font-weight: 850;
  line-height: 1.08;
  letter-spacing: -.035em;
  text-wrap: balance;
}

.knowledge-hero-copy > p,
.knowledge-article-header > p {
  max-width: 68ch;
  margin: 24px 0 0;
  color: #5c7184;
  font-size: 17px;
  line-height: 1.9;
}

.knowledge-hero-media {
  position: relative;
  min-width: 0;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: 16px;
  background: #d9e1e6;
  box-shadow: 0 24px 64px rgba(33,54,74,.16);
}

.knowledge-hero-media img,
.knowledge-article-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.knowledge-hero-media figcaption,
.knowledge-article-cover figcaption {
  position: absolute;
  right: 14px;
  bottom: 12px;
  left: 14px;
  padding: 9px 12px;
  border-radius: 10px;
  color: #f7fbfd;
  background: rgba(18,35,49,.78);
  font-size: 11px;
  line-height: 1.5;
}

.knowledge-fact-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 30px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid rgba(43,78,106,.12);
  color: #526b7d;
  font-size: 12px;
  font-weight: 650;
}

.knowledge-fact-line span { position: relative; }
.knowledge-fact-line span + span::before {
  position: absolute;
  top: 50%;
  left: -13px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #c65b34;
  content: "";
}

.knowledge-index-section { padding: 82px 0 94px; }

.knowledge-index-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 36px;
  margin-bottom: 36px;
}

.knowledge-index-heading h2 {
  margin: 0;
  color: #24394d;
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 820;
  line-height: 1.18;
  letter-spacing: -.025em;
}

.knowledge-index-heading p {
  max-width: 54ch;
  margin: 0;
  color: #667b8d;
  font-size: 13px;
  line-height: 1.8;
}

.knowledge-index-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: clamp(44px, 7vw, 86px);
}

.knowledge-list {
  border-top: 1px solid rgba(42,78,106,.2);
}

.knowledge-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  padding: 30px 2px;
  border-bottom: 1px solid rgba(42,78,106,.15);
}

.knowledge-entry h3 {
  margin: 0;
  color: #263d51;
  font-size: clamp(20px, 2vw, 27px);
  font-weight: 780;
  line-height: 1.35;
  letter-spacing: -.018em;
}

.knowledge-entry p {
  max-width: 68ch;
  margin: 11px 0 0;
  color: #63798b;
  font-size: 14px;
  line-height: 1.8;
}

.knowledge-entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 15px;
  color: #7b8d9a;
  font-size: 10px;
  font-weight: 650;
}

.knowledge-entry > a {
  align-self: center;
  padding: 10px 0 7px;
  color: #bd512e;
  font-size: 12px;
  font-weight: 760;
  text-decoration: underline;
  text-decoration-color: rgba(189,81,46,.28);
  text-underline-offset: 5px;
}

.knowledge-entry > a:hover,
.knowledge-entry > a:focus-visible { color: #8e351e; }

.knowledge-evidence {
  align-self: start;
  position: sticky;
  top: 104px;
  padding: 4px 0 0 26px;
  border-left: 1px solid rgba(42,78,106,.18);
}

.knowledge-evidence h2 {
  margin: 0;
  color: #2b4356;
  font-size: 17px;
  font-weight: 780;
}

.knowledge-evidence > p {
  margin: 11px 0 22px;
  color: #728595;
  font-size: 12px;
  line-height: 1.75;
}

.knowledge-evidence dl { margin: 0; }
.knowledge-evidence dl > div {
  padding: 14px 0;
  border-top: 1px solid rgba(42,78,106,.11);
}
.knowledge-evidence dt { color: #748797; font-size: 10px; }
.knowledge-evidence dd { margin: 5px 0 0; color: #2b4559; font-size: 14px; font-weight: 760; line-height: 1.45; }
.knowledge-evidence a { display: inline-block; margin-top: 20px; color: #b94e2d; font-size: 12px; font-weight: 760; text-decoration: underline; text-underline-offset: 4px; }

.knowledge-article-main { padding: 132px 0 92px; }

.knowledge-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 30px;
  color: #758797;
  font-size: 11px;
}
.knowledge-breadcrumb a { color: #4e6f87; text-decoration: none; }
.knowledge-breadcrumb a:hover,
.knowledge-breadcrumb a:focus-visible { color: #b64c2b; text-decoration: underline; text-underline-offset: 4px; }

.knowledge-article-header { max-width: 940px; }
.knowledge-article-header h1 { max-width: 17ch; font-size: clamp(36px, 5vw, 62px); }

.knowledge-article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 23px;
  color: #758897;
  font-size: 11px;
  font-weight: 650;
}

.knowledge-article-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 7;
  margin: 44px 0 0;
  border-radius: 16px;
  background: #d8e0e5;
}

.knowledge-article-layout {
  display: grid;
  grid-template-columns: minmax(0, 780px) 260px;
  justify-content: space-between;
  gap: clamp(48px, 8vw, 106px);
  margin-top: 54px;
}

.knowledge-prose { min-width: 0; color: #3f5668; }
.knowledge-prose > *:first-child { margin-top: 0; }
.knowledge-prose h2 {
  margin: 58px 0 18px;
  color: #263d50;
  font-size: clamp(25px, 3vw, 34px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.02em;
  text-wrap: balance;
}
.knowledge-prose h3 { margin: 34px 0 12px; color: #2f495d; font-size: 19px; font-weight: 760; line-height: 1.4; }
.knowledge-prose p,
.knowledge-prose li { font-size: 16px; line-height: 1.95; }
.knowledge-prose p { margin: 0 0 19px; }
.knowledge-prose ul,
.knowledge-prose ol { margin: 18px 0 24px; padding-left: 1.35em; }
.knowledge-prose li + li { margin-top: 8px; }
.knowledge-prose a { color: #a94729; text-decoration: underline; text-decoration-color: rgba(169,71,41,.28); text-underline-offset: 4px; }

.knowledge-answer {
  margin: 0 0 40px;
  padding: 24px 27px;
  border: 1px solid rgba(48,89,119,.16);
  border-radius: 14px;
  color: #2e485c;
  background: #edf3f6;
}
.knowledge-answer strong { display: block; margin-bottom: 9px; color: #21435d; font-size: 15px; }
.knowledge-answer p { margin: 0; font-size: 15px; line-height: 1.85; }

.knowledge-table-wrap { overflow-x: auto; margin: 25px 0 34px; border-top: 1px solid rgba(42,78,106,.18); }
.knowledge-table { width: 100%; min-width: 650px; border-collapse: collapse; }
.knowledge-table th,
.knowledge-table td { padding: 14px 12px; border-bottom: 1px solid rgba(42,78,106,.12); text-align: left; vertical-align: top; font-size: 13px; line-height: 1.65; }
.knowledge-table th { color: #2a465b; background: #eef3f6; font-weight: 760; }
.knowledge-table td { color: #596f80; }

.knowledge-faq { margin-top: 58px; }
.knowledge-faq details { border-top: 1px solid rgba(42,78,106,.16); }
.knowledge-faq details:last-child { border-bottom: 1px solid rgba(42,78,106,.16); }
.knowledge-faq summary { padding: 18px 32px 18px 0; color: #2a4457; font-size: 15px; font-weight: 750; line-height: 1.55; cursor: pointer; }
.knowledge-faq details p { margin: -3px 0 20px; color: #627788; font-size: 14px; line-height: 1.85; }

.knowledge-article-aside { align-self: start; position: sticky; top: 104px; }
.knowledge-article-aside nav,
.knowledge-related { padding-left: 22px; border-left: 1px solid rgba(42,78,106,.18); }
.knowledge-article-aside h2 { margin: 0 0 14px; color: #2a4255; font-size: 14px; font-weight: 780; }
.knowledge-article-aside nav a { display: block; padding: 7px 0; color: #667d8e; font-size: 12px; line-height: 1.55; text-decoration: none; }
.knowledge-article-aside nav a:hover,
.knowledge-article-aside nav a:focus-visible { color: #b64d2c; }
.knowledge-related { margin-top: 32px; padding-top: 2px; }
.knowledge-related a { display: block; margin-top: 12px; color: #496a82; font-size: 12px; font-weight: 680; line-height: 1.55; text-decoration: underline; text-decoration-color: rgba(73,106,130,.25); text-underline-offset: 4px; }

.knowledge-source-note {
  margin-top: 54px;
  padding-top: 20px;
  border-top: 1px solid rgba(42,78,106,.15);
  color: #778997;
  font-size: 11px;
  line-height: 1.8;
}

@media (max-width: 960px) {
  .knowledge-hero-grid { grid-template-columns: 1fr; }
  .knowledge-hero-copy > p { max-width: 72ch; }
  .knowledge-hero-media { max-width: 720px; }
  .knowledge-index-layout,
  .knowledge-article-layout { grid-template-columns: 1fr; }
  .knowledge-evidence,
  .knowledge-article-aside { position: static; }
  .knowledge-evidence { padding: 26px 0 0; border-top: 1px solid rgba(42,78,106,.18); border-left: 0; }
  .knowledge-article-aside { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
}

@media (max-width: 640px) {
  .knowledge-hero { padding: 104px 0 52px; }
  .knowledge-hero-grid { gap: 34px; }
  .knowledge-hero-copy h1 { font-size: 39px; }
  .knowledge-hero-copy > p,
  .knowledge-article-header > p { margin-top: 18px; font-size: 15px; line-height: 1.82; }
  .knowledge-hero-media { border-radius: 13px; }
  .knowledge-fact-line { gap: 8px 14px; margin-top: 23px; padding-top: 17px; }
  .knowledge-fact-line span + span::before { display: none; }
  .knowledge-index-section { padding: 55px 0 66px; }
  .knowledge-index-heading { display: block; margin-bottom: 24px; }
  .knowledge-index-heading p { margin-top: 12px; }
  .knowledge-entry { grid-template-columns: 1fr; gap: 6px; padding: 24px 0; }
  .knowledge-entry > a { justify-self: start; }
  .knowledge-article-main { padding: 103px 0 66px; }
  .knowledge-article-header h1 { font-size: 37px; }
  .knowledge-article-cover { aspect-ratio: 4 / 3; margin-top: 31px; border-radius: 13px; }
  .knowledge-article-layout { gap: 43px; margin-top: 38px; }
  .knowledge-prose p,
  .knowledge-prose li { font-size: 16px; line-height: 1.88; }
  .knowledge-prose h2 { margin-top: 48px; }
  .knowledge-answer { padding: 20px; }
  .knowledge-article-aside { grid-template-columns: 1fr; gap: 26px; }
  .knowledge-article-aside nav,
  .knowledge-related { padding-left: 17px; }
}

@media (prefers-reduced-motion: reduce) {
  .knowledge-entry > a,
  .knowledge-article-aside a { transition: none !important; }
}

/* ===== 首页知识入口：编辑式链接，不使用同质化卡片 ===== */
.home-knowledge-section {
  position: relative;
  padding: 86px 0 92px;
  border-top: 1px solid rgba(42, 78, 106, .1);
  background: linear-gradient(180deg, rgba(245, 248, 250, .76), rgba(255, 255, 255, .56));
}
.home-knowledge-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(260px, .65fr);
  gap: 54px;
  align-items: end;
  margin-bottom: 36px;
}
.home-knowledge-kicker {
  display: block;
  margin-bottom: 12px;
  color: #b44a2a;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .19em;
}
.home-knowledge-heading h2 {
  margin: 0;
  max-width: 17ch;
  color: #263f52;
  font-size: clamp(31px, 4vw, 47px);
  font-weight: 850;
  letter-spacing: -.035em;
  line-height: 1.12;
}
.home-knowledge-heading p {
  margin: 0;
  color: #687e8e;
  font-size: 14px;
  line-height: 1.8;
}
.home-knowledge-list { border-top: 1px solid rgba(42, 78, 106, .18); }
.home-knowledge-link {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) 112px;
  gap: 25px;
  align-items: center;
  padding: 25px 0;
  border-bottom: 1px solid rgba(42, 78, 106, .14);
  color: inherit;
  text-decoration: none;
}
.home-knowledge-link small {
  color: #8a9aa6;
  font-size: 10px;
  font-weight: 760;
  letter-spacing: .12em;
}
.home-knowledge-link h3 {
  margin: 0 0 6px;
  color: #2e485c;
  font-size: 19px;
  font-weight: 790;
  line-height: 1.42;
  transition: color .2s ease;
}
.home-knowledge-link p {
  margin: 0;
  color: #718593;
  font-size: 13px;
  line-height: 1.68;
}
.home-knowledge-link b {
  justify-self: end;
  color: #aa4629;
  font-size: 12px;
  font-weight: 780;
}
.home-knowledge-link:hover h3,
.home-knowledge-link:focus-visible h3 { color: #ad4628; }
.home-knowledge-more {
  display: inline-block;
  margin-top: 25px;
  color: #3d617a;
  font-size: 12px;
  font-weight: 780;
  text-decoration: underline;
  text-decoration-color: rgba(61, 97, 122, .25);
  text-underline-offset: 5px;
}
@media (max-width: 720px) {
  .home-knowledge-section { padding: 58px 0 64px; }
  .home-knowledge-heading { grid-template-columns: 1fr; gap: 18px; margin-bottom: 28px; }
  .home-knowledge-heading h2 { font-size: 34px; }
  .home-knowledge-link { grid-template-columns: 1fr; gap: 7px; padding: 23px 0; }
  .home-knowledge-link b { justify-self: start; margin-top: 4px; }
}
@media (prefers-reduced-motion: reduce) {
  .home-knowledge-link h3 { transition: none !important; }
}