:root {
  --void: #ffffff;
  --void-2: #f4f8fc;
  --ink: #0d2438;
  --muted: #5a6d7e;
  --line: rgba(10, 58, 110, 0.12);
  --paper: #ffffff;
  --white: #ffffff;
  --deep: #0a3a6e;
  --light: #9dd4f0;
  --yellow: #f6e9b0;
  --green: #c5e8c4;
  --orange: #0a3a6e;
  --orange-deep: #072c54;
  --steel: #5a6d7e;
  --brass: #0a3a6e;
  --signal: #2f7db8;
  --radius: 12px;
  --gutter: clamp(24px, 4.2vw, 40px);
  --wrap: min(1180px, calc(100% - 2 * var(--gutter)));
  --gap: 32px;
  --section-y: clamp(72px, 9vw, 120px);
  --header-h: 112px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { background: var(--void); }
body {
  font-family: "Plus Jakarta Sans", "Noto Sans SC", sans-serif;
  color: var(--ink);
  background: transparent;
  line-height: 1.6;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }
.wrap { width: var(--wrap); margin: 0 auto; }

.sky {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.028;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
#app { position: relative; z-index: 2; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: transparent;
  border-bottom: 0;
  transition:
    transform 0.52s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.42s ease;
}
.site-header.is-away {
  transform: translateY(-110%);
  opacity: 0;
  pointer-events: none;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: var(--header-h);
}
.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo img {
  height: 80px;
  width: auto;
  max-width: 260px;
  object-fit: contain;
}
.nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
}
.nav a, .nav .drop > button {
  color: var(--muted);
  background: none;
  border: 0;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  white-space: nowrap;
}
.nav a.active, .nav a:hover, .nav .drop > button:hover { color: var(--ink); }
.drop { position: relative; }
.drop-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(10, 58, 110, 0.1);
  border-radius: 12px;
  padding: 8px;
  box-shadow: 0 16px 40px rgba(10, 58, 110, 0.08);
}
.drop:hover .drop-menu, .drop:focus-within .drop-menu { display: block; }
.drop-menu a { display: block; color: var(--ink); padding: 8px 10px; border-radius: 8px; }
.drop-menu a:hover { background: rgba(157, 212, 240, 0.28); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  flex-shrink: 0;
}
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}
.search-box {
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 2px 2px 14px;
  background: transparent;
}
.search-box input {
  width: 132px;
  background: transparent;
  border: 0;
  color: var(--ink);
  outline: none;
}
.search-box input::placeholder { color: var(--muted); }
.search-box button {
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.hero {
  min-height: auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 0;
  padding: 0 0 48px;
}
.hero-stage {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 0 auto;
  padding: 8px 0 24px;
}
.hero-stage .hero-title-mark {
  /* 与正常档粒子标题同等的视觉尺度：使用去除上方留白的宽版徽标（1024×696），
     以 hero 区高度为上限、宽度铺满（最大 92vw），等比 contain 不溢出、不变形 */
  height: calc(100svh - 148px);
  width: auto;
  max-width: 92vw;
  object-fit: contain;
}
.hero-copy {
  width: var(--wrap);
  margin: 0 auto;
  padding: clamp(72px, 14vh, 160px) 0 28px;
}
.hero h1 {
  font-size: clamp(16px, calc(100vw / 28), 44px);
  line-height: 1.2;
  margin: 0 0 22px;
  font-weight: 600;
  letter-spacing: -0.04em;
  white-space: nowrap;
}
.hero p {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 17px;
  max-width: 34em;
}
.btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}
.btn-orange { background: var(--deep); color: #fff; }
.btn-orange:hover { background: #072c54; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--deep); }
.btn-navy { background: transparent; color: var(--ink); border-color: var(--line); }

.hero-icon {
  position: fixed !important;
  top: 18vh !important;
  right: 8vw !important;
  left: auto !important;
  bottom: auto !important;
  width: min(118px, 11.5vw);
  height: min(118px, 11.5vw);
  margin: 0;
  border-radius: 50%;
  z-index: 6;
  pointer-events: auto;
  transform: none !important;
  display: block;
}
.hero-icon[hidden] {
  display: none !important;
}
.hero-icon canvas {
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
}
.hero-icon.is-ready canvas { opacity: 1; }
.hero-icon img.hero-fallback {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.45s ease;
}
.hero-icon.is-ready img.hero-fallback { opacity: 1; }
html.render-tier-low .hero-icon,
html.render-tier-minimal .hero-icon {
  display: none !important;
}
.stats { border: 0; background: transparent; }
.stats-inner {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px 24px;
  width: var(--wrap);
  margin: 0 auto;
  padding-top: 28px;
  border-top: 1px solid rgba(10, 58, 110, 0.08);
}
.stat { padding: 4px 4px 0; }
.stat b {
  display: block;
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
}
.stat span { color: var(--muted); font-size: 13px; }

.section { padding: var(--section-y) 0; background: transparent; }
.section.alt { border: 0; background: transparent; }
.section-head {
  max-width: 36em;
  margin: 0 0 clamp(28px, 3.5vw, 48px);
}
.section-head .lead { margin: 0; }
.section h2, .page-hero h1, .cta-band h2, .section-head h2 {
  margin: 0 0 12px;
  font-size: clamp(30px, 3.6vw, 48px);
  letter-spacing: -0.035em;
  font-weight: 600;
}
.lead { color: var(--muted); margin: 0 0 36px; max-width: 36em; font-size: 17px; }
.center { text-align: left; }

.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gap); align-items: start; }
.card {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(10, 58, 110, 0.08);
  border-radius: 18px;
  padding: 26px 24px;
  min-height: 0;
  height: auto;
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}
a.card {
  display: flex;
  flex-direction: column;
  color: inherit;
  cursor: pointer;
}
.card:hover {
  border-color: rgba(10, 58, 110, 0.35);
  transform: translateY(-3px);
}
.card h3 { margin: 0 0 10px; font-size: 22px; letter-spacing: -0.02em; }
.card p { margin: 0 0 16px; color: var(--muted); }
.card p:last-child, .card .list { margin-bottom: 0; }
.more { color: var(--deep); font-weight: 600; font-size: 14px; }
.card-media {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: contain;
  object-position: center;
  background: rgba(244, 248, 252, 0.9);
  border: 1px solid rgba(10, 58, 110, 0.06);
  border-radius: 10px;
  margin: 0 0 16px;
}

.product-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gap);
}
.product-tile {
  min-height: 228px;
  padding: 28px 28px 24px;
  border: 1px solid rgba(10, 58, 110, 0.08);
  border-radius: 24px;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: transform .25s ease, border-color .25s ease;
  position: relative;
  overflow: hidden;
}
.product-tile:hover {
  transform: translateY(-4px);
  border-color: rgba(10, 58, 110, 0.4);
}
.product-tile .idx {
  position: absolute;
  top: 24px;
  left: 28px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--deep);
  text-shadow: none;
}
.product-tile .tile-icon {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 48px;
  height: 48px;
  border-radius: 0;
  background: transparent;
  color: var(--deep);
  display: grid;
  place-items: center;
  filter: none;
}
.product-tile .tile-icon svg {
  width: 28px;
  height: 28px;
  display: block;
  stroke: var(--deep);
  fill: none;
}
.product-tile h3 { margin: 0 0 8px; font-size: 32px; letter-spacing: -0.03em; }
.product-tile p { margin: 0 0 16px; color: var(--muted); max-width: 42ch; }

.home-services { overflow-x: clip; }
.home-service-stack {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 7vh, 88px);
  width: 100%;
}
.home-service-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.8fr);
  grid-template-areas: "media body";
  align-self: flex-start;
  width: 80vw;
  height: 60vh;
  min-height: 420px;
  border: 1px solid rgba(10, 58, 110, 0.1);
  border-radius: 28px;
  background: #ffffff;
  overflow: hidden;
  color: inherit;
  position: relative;
  transition: border-color .25s ease;
}
.home-service-panel.is-right {
  align-self: flex-end;
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
  grid-template-areas: "body media";
}
.home-service-panel:hover { border-color: rgba(10, 58, 110, 0.4); }
.home-service-media {
  grid-area: media;
  margin: 0;
  min-width: 0;
  min-height: 0;
  height: 100%;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(157, 212, 240, 0.18), rgba(244, 248, 252, 0.92));
  position: relative;
}
.home-service-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.home-service-media.is-diagram img {
  object-fit: contain;
  object-position: center;
  padding: 18px;
  box-sizing: border-box;
  background: #fff;
}
.home-service-media:has(img) .home-service-media-frame { display: none; }
.home-service-media-frame {
  position: absolute;
  inset: 22px;
  border: 1px dashed rgba(10, 58, 110, 0.18);
  border-radius: 16px;
  pointer-events: none;
}
.home-service-media-frame::before,
.home-service-media-frame::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  border: 2px solid var(--deep);
  opacity: 0.35;
}
.home-service-media-frame::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}
.home-service-media-frame::after {
  right: -1px;
  bottom: -1px;
  border-left: 0;
  border-top: 0;
}
.home-service-body {
  grid-area: body;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 36px 40px 32px;
  position: relative;
  min-width: 0;
}
.home-service-panel .idx {
  position: static;
  margin-bottom: 10px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--deep);
}
.home-service-panel .tile-icon {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 48px;
  height: 48px;
  border-radius: 0;
  background: transparent;
  color: var(--deep);
  display: grid;
  place-items: center;
}
.home-service-panel .tile-icon svg {
  width: 28px;
  height: 28px;
  display: block;
  stroke: var(--deep);
  fill: none;
}
.home-service-panel h3 {
  margin: 0 0 10px;
  font-size: clamp(28px, 3.2vw, 44px);
  letter-spacing: -0.03em;
  line-height: 1.15;
}
.home-service-panel p {
  margin: 0 0 18px;
  color: var(--muted);
  max-width: 36ch;
}

.partners-band {
  overflow: hidden;
  padding: var(--section-y) 0;
  background: transparent;
  border: 0;
}
.partners-band .section-head { margin-bottom: 28px; }
.partners-marquee {
  overflow: hidden;
  padding: 48px 0;
  background: rgba(255, 255, 255, 0.9);
  border-block: 1px solid rgba(10, 58, 110, 0.1);
}
.partners-fade {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.partners-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: partners-move 46s linear infinite;
}
.partners-set {
  display: flex;
  align-items: center;
  gap: 88px;
  padding-right: 88px;
}
.partners-set img {
  height: 132px;
  width: auto;
  max-width: none;
  object-fit: contain;
  flex-shrink: 0;
  background: transparent;
  padding: 0;
}
@keyframes partners-move {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.grid-3 > .card {
  background: #ffffff;
}

.page-hero { padding: 56px 0 8px; }
.page-hero p { margin: 0; color: var(--muted); font-size: 17px; max-width: 36em; }
.page-hero a { color: var(--deep); }
.page-hero + .section { padding-top: 36px; }

.chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  width: max-content;
  max-width: 100%;
  margin: 0 0 40px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(10, 58, 110, 0.1);
  border-radius: 20px;
}
.chip {
  border: 0;
  background: transparent;
  border-radius: 999px;
  padding: 8px 16px;
  cursor: pointer;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}
.chip.on, .chip:hover { color: var(--ink); background: rgba(157, 212, 240, 0.35); }
.chip.on {
  background: var(--deep);
  color: #fff;
}

.spec-table { width: 100%; border-collapse: collapse; background: rgba(255,255,255,.22); }
.spec-table th, .spec-table td {
  border: 1px solid var(--line);
  padding: 12px 14px;
  text-align: left;
}
.spec-table th { width: 160px; color: var(--muted); font-weight: 500; }

.list { margin: 0; padding-left: 18px; color: var(--muted); }
.list li { margin: 6px 0; }
.list li strong { display: block; color: var(--ink); font-weight: 600; }
.list li .hint { display: block; margin-top: 4px; font-size: 14px; line-height: 1.55; }

.prose { max-width: 68ch; }
.prose h3 { margin: 28px 0 10px; font-size: 20px; }
.prose p { margin: 0 0 16px; color: var(--muted); }
.form { display: grid; gap: 14px; max-width: 520px; }
.two-col .form { max-width: none; }
.form input, .form textarea, .form select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  background: rgba(255,255,255,.28);
  color: var(--ink);
}
.form textarea { min-height: 140px; resize: vertical; }
.toast { color: #1f7a4d; font-weight: 700; }

.site-footer {
  padding: 64px 0 28px;
  border-top: 0;
  color: var(--muted);
  background: transparent;
}
.foot-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px 40px; }
.site-footer h4 { color: var(--ink); margin: 0 0 14px; font-size: 14px; }
.site-footer p, .site-footer li { margin: 0 0 8px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer a:hover { color: var(--ink); }
.copy {
  margin-top: 36px;
  padding-top: 18px;
  border-top: 0;
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.cta-band { padding: var(--section-y) 0; border-top: 0; background: transparent; }
.cta-band h2 { max-width: none; }
.cta-band p { margin: 0 0 24px; color: var(--muted); font-size: 17px; max-width: 36em; }

.muted { color: var(--muted); }
.kicker {
  color: var(--deep);
  font-weight: 600;
  letter-spacing: 0.08em;
  font-size: 12px;
  margin-bottom: 10px;
  text-transform: uppercase;
}
.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}
.two-col > .card { position: sticky; top: 28px; }
.two-col h2 { margin-top: 32px; }
.two-col h2:first-child, .two-col > div > h3:first-child { margin-top: 0; }
.two-col h3 { margin: 24px 0 10px; font-size: 20px; }
.card .list + p { margin-top: 18px; }
.actions { margin-top: 28px; }

.product-intro { margin-bottom: 48px; }
.product-intro > h2 { margin-top: 0; }
.product-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin: 28px 0 12px;
}
.gallery-item {
  margin: 0;
  padding: 18px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(10, 58, 110, 0.08);
  border-radius: 16px;
  cursor: zoom-in;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.gallery-item:hover {
  border-color: rgba(10, 58, 110, 0.35);
  transform: translateY(-2px);
}
.gallery-item img {
  width: 100%;
  height: auto;
  max-height: min(780px, 82vh);
  object-fit: contain;
  background: rgba(244, 248, 252, 0.9);
  border-radius: 10px;
  display: block;
}
.gallery-item figcaption {
  margin: 10px 2px 2px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}
.product-gallery.is-single {
  grid-template-columns: minmax(0, 1fr);
}
.product-gallery.is-single .gallery-item img {
  max-height: min(860px, 88vh);
}
.product-highlights {
  margin: 24px 0 8px;
}
.product-highlights .point {
  margin: 0 0 18px;
}
.product-highlights .point:last-child {
  margin-bottom: 0;
}
.product-highlights .point h3 {
  margin: 0 0 8px;
  font-size: 19px;
}
.product-highlights .point p {
  margin: 0;
  color: var(--muted);
}
.case-videos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: 16px;
  margin: 24px 0 8px;
}
.video-item {
  margin: 0;
  padding: 12px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(10, 58, 110, 0.08);
  border-radius: 16px;
}
.video-item video {
  display: block;
  width: 100%;
  max-height: min(520px, 62vh);
  border-radius: 10px;
  background: #000;
  aspect-ratio: 16 / 9;
  object-fit: contain;
}
.video-item figcaption {
  margin: 10px 2px 2px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}
.case-sections {
  margin: 24px 0 8px;
}
.case-section {
  margin: 0 0 26px;
}
.case-section h3 {
  margin: 0 0 10px;
  font-size: 20px;
}
.case-section p {
  margin: 0 0 16px;
  color: var(--muted);
}
.case-section .list {
  margin: 4px 0 16px;
}
.case-section .list li {
  margin: 8px 0;
}
.prose .product-gallery,
.prose .case-videos {
  max-width: none;
}
.case-prose {
  line-height: 1.7;
}
.case-prose p {
  margin: 0 0 16px;
}
.case-prose .list li {
  margin: 8px 0;
}
.case-prose .actions {
  margin-top: 56px;
}

.about-copy {
  max-width: 36em;
  margin: 18px 0 0;
}
.about-copy p { margin: 0 0 14px; color: var(--muted); font-size: 17px; }
.about-copy p:last-child { margin-bottom: 0; }
.about-shot {
  margin: 36px 0 0;
  border-radius: 24px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(10, 58, 110, 0.08);
}
.about-shot img {
  width: 100%;
  height: min(44vh, 400px);
  object-fit: cover;
  object-position: center 42%;
}
.page-hero .about-stats,
.section .about-stats {
  width: 100%;
  margin: 36px 0 0;
  padding-top: 28px;
}
.about-stats.is-compact {
  margin: 0 0 36px;
  padding-top: 0;
  border-top: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.timeline {
  position: relative;
  max-width: 46em;
}
.timeline-item {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 28px;
  padding-bottom: 44px;
  position: relative;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 64px;
  bottom: 4px;
  width: 1px;
  background: rgba(10, 58, 110, 0.12);
}
.timeline-mark {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--deep);
  display: grid;
  place-items: center;
  overflow: hidden;
  flex-shrink: 0;
}
.timeline-mark img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  mix-blend-mode: lighten;
}
.timeline-item .year {
  color: var(--deep);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.14em;
  margin-bottom: 8px;
}
.timeline-item h3 {
  margin: 0 0 10px;
  font-size: 22px;
  letter-spacing: -0.02em;
}
.timeline-item p { margin: 0; }
.culture-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(140px, 200px) minmax(0, 1fr);
  grid-template-areas:
    "nw vis ne"
    "sw vis se";
  gap: 20px 28px;
  align-items: stretch;
}
.culture-board .card[data-slot="nw"] { grid-area: nw; }
.culture-board .card[data-slot="ne"] { grid-area: ne; }
.culture-board .card[data-slot="sw"] { grid-area: sw; }
.culture-board .card[data-slot="se"] { grid-area: se; }
.culture-board .card { background: #ffffff; }
.culture-visual {
  grid-area: vis;
  width: min(180px, 100%);
  margin: 0;
  align-self: center;
  justify-self: center;
}
.culture-visual img {
  width: 100%;
  height: auto;
  mix-blend-mode: screen;
}
.cert-stage {
  position: relative;
  height: min(680px, 76vh);
  margin: 8px auto 0;
  max-width: 1200px;
}
.cert-stage-track {
  position: absolute;
  inset: 0;
}
.cert-nav {
  position: absolute;
  top: 50%;
  z-index: 8;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(10, 58, 110, 0.12);
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  cursor: pointer;
  transform: translateY(-50%);
}
.cert-nav.is-prev { left: 0; }
.cert-nav.is-next { right: 0; }
.cert-nav:hover { border-color: var(--deep); }
.cert-frame {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(230px, 24vw);
  margin: 0;
  padding: 10px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0.4);
  transition:
    transform 0.55s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.4s ease,
    width 0.55s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1;
}
.cert-wm {
  position: absolute;
  inset: 10px;
  border-radius: 10px;
  pointer-events: none;
  z-index: 3;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='150' viewBox='0 0 260 150'%3E%3Ctext x='130' y='86' text-anchor='middle' fill='%230a3a6e' fill-opacity='0.28' font-size='18' font-family='Noto Sans SC, Microsoft YaHei, sans-serif' transform='rotate(-26 130 75)'%3E%E6%80%9D%E8%BE%BE%E7%9D%BF%20%C2%B7%20STARRYNET%3C/text%3E%3C/svg%3E");
  background-size: 220px 126px;
  mix-blend-mode: multiply;
}
.cert-frame.is-on {
  opacity: 1;
  pointer-events: auto;
}
.cert-frame.is-center {
  width: min(430px, 46vw);
  z-index: 6;
  transform: translate(-50%, -50%) scale(1);
}
.cert-frame.is-l1 {
  z-index: 3;
  transform: translate(calc(-50% - min(40vw, 340px)), calc(-50% - 150px)) scale(0.78);
}
.cert-frame.is-l2 {
  z-index: 3;
  transform: translate(calc(-50% - min(40vw, 340px)), calc(-50% + 150px)) scale(0.78);
}
.cert-frame.is-r1 {
  z-index: 3;
  transform: translate(calc(-50% + min(40vw, 340px)), calc(-50% - 150px)) scale(0.78);
}
.cert-frame.is-r2 {
  z-index: 3;
  transform: translate(calc(-50% + min(40vw, 340px)), calc(-50% + 150px)) scale(0.78);
}
.cert-stage.is-skills .cert-frame { width: min(300px, 30vw); }
.cert-stage.is-skills .cert-frame.is-center { width: min(580px, 60vw); }
.cert-stage.is-skills .cert-frame.is-l1,
.cert-stage.is-skills .cert-frame.is-l2 {
  transform: translate(calc(-50% - min(48vw, 420px)), calc(-50% - 130px)) scale(0.76);
}
.cert-stage.is-skills .cert-frame.is-r1,
.cert-stage.is-skills .cert-frame.is-r2 {
  transform: translate(calc(-50% + min(48vw, 420px)), calc(-50% - 130px)) scale(0.76);
}
.cert-stage.is-skills .cert-frame.is-l2 {
  transform: translate(calc(-50% - min(48vw, 420px)), calc(-50% + 130px)) scale(0.76);
}
.cert-stage.is-skills .cert-frame.is-r2 {
  transform: translate(calc(-50% + min(48vw, 420px)), calc(-50% + 130px)) scale(0.76);
}
.cert-frame img {
  width: 100%;
  height: auto;
  max-height: min(340px, 40vh);
  object-fit: contain;
  background: rgba(244, 248, 252, 0.9);
  border-radius: 10px;
  display: block;
}
.cert-frame.is-center img {
  max-height: min(580px, 66vh);
}
.cert-stage.is-skills .cert-frame img {
  max-height: min(200px, 24vh);
}
.cert-stage.is-skills .cert-frame.is-center img {
  max-height: min(420px, 52vh);
}
.particle-block {
  overflow: visible;
  border-radius: 18px;
}
.particle-block .card {
  background: rgba(255, 255, 255, 0.9);
}
.news-board {
  display: grid;
  gap: 16px;
}
.news-item {
  padding: 22px 24px;
  max-width: none;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(10, 58, 110, 0.08);
  border-radius: 18px;
}
.news-item .meta { color: var(--deep); font-size: 12px; font-weight: 600; }
.news-item h3 { margin: 8px 0; font-size: 24px; letter-spacing: -0.02em; }
.news-item h3 a:hover { color: var(--deep); }
.prose .btn { display: inline-flex; margin-top: 8px; }

.transit {
  position: fixed;
  inset: 0;
  z-index: 80;
  pointer-events: none;
}
.transit.is-on { pointer-events: auto; }
html:not(.is-home-boot) .transit.is-boot { display: none; }
.transit-panel {
  position: absolute;
  inset: 0;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(102%);
}
.transit.is-mark .transit-panel { background: #000000; }
.transit.is-cover .transit-panel {
  transform: translateY(0);
  transition: transform 0.72s cubic-bezier(0.77, 0, 0.18, 1);
}
.transit.is-boot .transit-panel {
  transform: none;
  transition: none;
}
.transit.is-leave .transit-panel {
  transform: translateY(-102%);
  transition: transform 0.72s cubic-bezier(0.77, 0, 0.18, 1);
}
.transit-mark {
  width: min(78vw, 640px);
  height: auto;
  display: none;
  opacity: 0;
  transform: scale(0.92);
}
.transit.is-mark .transit-mark { display: block; }
.transit.is-cover.is-mark .transit-mark {
  opacity: 1;
  transform: none;
  transition: opacity 0.5s ease 0.18s, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.18s;
}
.transit.is-boot.is-mark .transit-mark {
  opacity: 1;
  transform: none;
  animation: transit-mark-in 0.9s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.transit.is-leave .transit-mark {
  opacity: 0;
  transition: opacity 0.22s ease;
}
@keyframes transit-mark-in {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: none; }
}
.transit-label {
  display: none;
  align-items: center;
  gap: 18px;
  color: #ffffff;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 600;
  letter-spacing: -0.04em;
  opacity: 0;
  transform: translateY(12px);
}
.transit.is-title .transit-label { display: flex; }
.transit.is-cover.is-title .transit-label {
  opacity: 1;
  transform: none;
  transition: opacity 0.35s ease 0.28s, transform 0.35s ease 0.28s;
}
.transit.is-leave .transit-label {
  opacity: 0;
  transition: opacity 0.2s ease;
}
.transit-bracket {
  width: 16px;
  height: 52px;
  flex-shrink: 0;
}
.transit-bracket.is-right { transform: scaleX(-1); }

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.62s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0ms),
    transform 0.62s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0ms);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
.hero-copy .reveal.is-exit-up,
.hero-copy .reveal.is-exit-down {
  opacity: 1;
  transform: none;
}
.reveal.is-exit-up {
  opacity: 0;
  transform: translateY(-36px);
}
.reveal.is-exit-down {
  opacity: 0;
  transform: translateY(36px);
}
.reveal.is-in.card:hover { transform: translateY(-3px); }
.reveal.is-in.product-tile:hover { transform: translateY(-4px); }
.reveal.is-in.home-service-panel:hover { transform: none; }
.reveal.is-in.news-item:hover { transform: translateY(-2px); }
.home-service-panel.reveal {
  opacity: 0;
  transform: translate3d(-32vw, 0, 0);
  transition:
    opacity 0.82s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0ms),
    transform 0.82s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0ms);
}
.home-service-panel.is-right.reveal {
  transform: translate3d(32vw, 0, 0);
}
.home-service-panel.reveal.is-in {
  opacity: 1;
  transform: none;
}
.home-service-panel.is-left.reveal.is-exit-up,
.home-service-panel.is-left.reveal.is-exit-down {
  opacity: 0;
  transform: translate3d(-32vw, 0, 0);
}
.home-service-panel.is-right.reveal.is-exit-up,
.home-service-panel.is-right.reveal.is-exit-down {
  opacity: 0;
  transform: translate3d(32vw, 0, 0);
}
/* 低配档：保持原先轻量上下显隐，不平移 80vw 大图板块 */
html.render-tier-low .home-service-panel.reveal,
html.render-tier-low .home-service-panel.is-right.reveal {
  transform: translateY(28px);
  transition:
    opacity 0.62s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0ms),
    transform 0.62s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0ms);
}
html.render-tier-low .home-service-panel.reveal.is-in,
html.render-tier-low .reveal.is-in.home-service-panel:hover {
  transform: none;
}
html.render-tier-low .home-service-panel.is-left.reveal.is-exit-up,
html.render-tier-low .home-service-panel.is-right.reveal.is-exit-up {
  transform: translateY(-36px);
}
html.render-tier-low .home-service-panel.is-left.reveal.is-exit-down,
html.render-tier-low .home-service-panel.is-right.reveal.is-exit-down {
  transform: translateY(36px);
}
.two-col > .card.reveal,
.two-col > .card.reveal.is-in,
.two-col > .card.reveal.is-exit-up,
.two-col > .card.reveal.is-exit-down {
  transform: none;
}
.cert-stage .cert-frame.is-center:hover { transform: translate(-50%, -50%) scale(1); }
.cert-stage .cert-frame.is-l1:hover { transform: translate(calc(-50% - min(40vw, 340px)), calc(-50% - 150px)) scale(0.78); }
.cert-stage .cert-frame.is-l2:hover { transform: translate(calc(-50% - min(40vw, 340px)), calc(-50% + 150px)) scale(0.78); }
.cert-stage .cert-frame.is-r1:hover { transform: translate(calc(-50% + min(40vw, 340px)), calc(-50% - 150px)) scale(0.78); }
.cert-stage .cert-frame.is-r2:hover { transform: translate(calc(-50% + min(40vw, 340px)), calc(-50% + 150px)) scale(0.78); }
.cert-stage.is-skills .cert-frame.is-center:hover { transform: translate(-50%, -50%) scale(1); }
.cert-stage.is-skills .cert-frame.is-l1:hover { transform: translate(calc(-50% - min(48vw, 420px)), calc(-50% - 130px)) scale(0.76); }
.cert-stage.is-skills .cert-frame.is-l2:hover { transform: translate(calc(-50% - min(48vw, 420px)), calc(-50% + 130px)) scale(0.76); }
.cert-stage.is-skills .cert-frame.is-r1:hover { transform: translate(calc(-50% + min(48vw, 420px)), calc(-50% - 130px)) scale(0.76); }
.cert-stage.is-skills .cert-frame.is-r2:hover { transform: translate(calc(-50% + min(48vw, 420px)), calc(-50% + 130px)) scale(0.76); }

.cert-lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(8, 20, 34, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.cert-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}
.cert-lightbox-figure {
  margin: 0;
  max-width: min(92vw, 1000px);
  max-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.cert-lightbox-figure .cert-wm {
  inset: 0;
  border-radius: 12px;
}
.cert-lightbox-figure img {
  max-width: min(92vw, 1000px);
  max-height: 88vh;
  object-fit: contain;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}
.cert-lightbox-close {
  position: absolute;
  top: 22px;
  right: 26px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}
.cert-lightbox-close:hover { background: rgba(255, 255, 255, 0.26); }
.cert-lightbox-nav {
  position: absolute;
  top: 50%;
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  transform: translateY(-50%);
}
.cert-lightbox-nav:hover { background: rgba(255, 255, 255, 0.26); }
.cert-lightbox-nav.is-prev { left: 22px; }
.cert-lightbox-nav.is-next { right: 22px; }
.cert-frame.is-center { cursor: zoom-in; }
.cert-frame.is-center::after {
  content: "点击放大";
  position: absolute;
  left: 50%;
  bottom: 14px;
  z-index: 4;
  transform: translateX(-50%);
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(10, 58, 110, 0.82);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.02em;
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
  white-space: nowrap;
}
.cert-frame.is-center:hover::after { opacity: 1; }

.shatter-item {
  pointer-events: none;
  animation: shard-break 0.52s cubic-bezier(0.55, 0, 0.2, 1) var(--d, 0ms) forwards;
}
@keyframes shard-break {
  0% { opacity: 1; transform: none; filter: blur(0); }
  55% { filter: blur(0.6px); }
  100% {
    opacity: 0;
    transform: translate(var(--sx, 40px), var(--sy, -24px)) rotate(var(--rot, 12deg)) scale(0.62);
    filter: blur(3px);
  }
}
.reform-item {
  opacity: 0;
  transform: translate(var(--sx, -36px), var(--sy, 28px)) rotate(var(--rot, -10deg)) scale(0.68);
  filter: blur(2px);
  pointer-events: none;
}
.reform-item.is-reformed {
  opacity: 1;
  transform: none;
  filter: none;
  pointer-events: auto;
  transition:
    opacity 0.58s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0ms),
    transform 0.62s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0ms),
    filter 0.5s ease var(--d, 0ms);
}

@media (max-width: 1100px) {
  .search-box { display: none; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats-inner { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-icon { width: min(100px, 12vw); height: min(100px, 12vw); }
}

@media (max-width: 960px) {
  .site-header { position: relative; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav {
    display: none;
    position: absolute;
    left: var(--gutter);
    right: var(--gutter);
    top: var(--header-h);
    flex-direction: column;
    align-items: stretch;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 12px;
  }
  .site-header.is-open .nav { display: flex; }
  .header-actions .btn { display: none; }
  .stats-inner, .grid-3, .foot-grid, .two-col, .product-row { grid-template-columns: 1fr; }
  .home-service-panel,
  .home-service-panel.is-right {
    width: 80vw;
    height: auto;
    min-height: 60vh;
    grid-template-columns: 1fr;
    grid-template-areas:
      "media"
      "body";
  }
  .home-service-media { min-height: 32vh; }
  .home-service-body { padding: 28px 24px 24px; }
  .about-stats.is-compact { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .culture-board {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "nw ne"
      "vis vis"
      "sw se";
  }
  .culture-visual { width: min(160px, 42%); }
  .cert-stage { height: min(560px, 72vh); }
  .cert-frame.is-l1 { transform: translate(calc(-50% - 34vw), calc(-50% - 120px)) scale(0.7); }
  .cert-frame.is-l2 { transform: translate(calc(-50% - 34vw), calc(-50% + 120px)) scale(0.7); }
  .cert-frame.is-r1 { transform: translate(calc(-50% + 34vw), calc(-50% - 120px)) scale(0.7); }
  .cert-frame.is-r2 { transform: translate(calc(-50% + 34vw), calc(-50% + 120px)) scale(0.7); }
  .cert-stage.is-skills .cert-frame { width: min(220px, 22vw); }
  .cert-stage.is-skills .cert-frame.is-center { width: min(320px, 48vw); }
  .cert-stage.is-skills .cert-frame.is-l1,
  .cert-stage.is-skills .cert-frame.is-l2 {
    transform: translate(calc(-50% - 34vw), calc(-50% - 108px)) scale(0.62);
  }
  .cert-stage.is-skills .cert-frame.is-r1,
  .cert-stage.is-skills .cert-frame.is-r2 {
    transform: translate(calc(-50% + 34vw), calc(-50% - 108px)) scale(0.62);
  }
  .cert-stage.is-skills .cert-frame.is-l2 {
    transform: translate(calc(-50% - 34vw), calc(-50% + 108px)) scale(0.62);
  }
  .cert-stage.is-skills .cert-frame.is-r2 {
    transform: translate(calc(-50% + 34vw), calc(-50% + 108px)) scale(0.62);
  }
  .partners-set img { height: 96px; }
  .partners-set { gap: 56px; padding-right: 56px; }
  .partners-marquee { padding: 36px 0; }
  .hero { min-height: auto; padding: 0 0 32px; gap: 0; }
  .hero-stage { min-height: calc(100svh - var(--header-h)); }
  .hero-icon { width: min(88px, 26vw); height: min(88px, 26vw); right: 5vw; top: 16vh; }
  .two-col > .card { position: static; }
  .page-hero { padding-top: 36px; }
  .logo img { height: 60px; }
}

@media (prefers-reduced-motion: reduce) {
  .sky { display: none; }
  /* 合作伙伴滚动为纯 transform 平移动效，成本极低；为对齐 mistral.ai 体验，低配/减动效档位也保持运行 */
  .card:hover, .product-tile:hover { transform: none; }
  .reveal, .reveal.is-in, .reveal.is-exit-up, .reveal.is-exit-down,
  .home-service-panel.reveal,
  .home-service-panel.is-right.reveal,
  .home-service-panel.reveal.is-in,
  .home-service-panel.is-left.reveal.is-exit-up,
  .home-service-panel.is-left.reveal.is-exit-down,
  .home-service-panel.is-right.reveal.is-exit-up,
  .home-service-panel.is-right.reveal.is-exit-down,
  .shatter-item, .reform-item, .reform-item.is-reformed {
    opacity: 1;
    transform: none;
    filter: none;
    animation: none;
    transition: none;
  }
  .site-header,
  .site-header.is-away {
    transform: none;
    opacity: 1;
    pointer-events: auto;
    transition: none;
  }
  .transit, .transit-panel { display: none !important; }
}

/* 低配/无独显渲染降级：minimal 档复刻 reduced-motion 静态化 */
html.render-minimal .sky,
html.render-minimal .hero-icon canvas { display: none; }
html.render-minimal .card:hover,
html.render-minimal .product-tile:hover { transform: none; }
/* 合作伙伴滚动（.partners-track）在所有档位保持运行：纯 transform 平移动效成本极低，低配机同样可用 */
html.render-minimal .reveal,
html.render-minimal .reveal.is-in,
html.render-minimal .reveal.is-exit-up,
html.render-minimal .reveal.is-exit-down,
html.render-minimal .home-service-panel.reveal,
html.render-minimal .home-service-panel.is-right.reveal,
html.render-minimal .home-service-panel.reveal.is-in,
html.render-minimal .home-service-panel.is-left.reveal.is-exit-up,
html.render-minimal .home-service-panel.is-left.reveal.is-exit-down,
html.render-minimal .home-service-panel.is-right.reveal.is-exit-up,
html.render-minimal .home-service-panel.is-right.reveal.is-exit-down,
html.render-minimal .shatter-item,
html.render-minimal .reform-item,
html.render-minimal .reform-item.is-reformed {
  opacity: 1;
  transform: none;
  filter: none;
  animation: none;
  transition: none;
}
html.render-minimal .site-header,
html.render-minimal .site-header.is-away {
  transform: none;
  opacity: 1;
  pointer-events: auto;
  transition: none;
}
html.render-minimal .transit,
html.render-minimal .transit-panel { display: none !important; }