:root {
  --ink: #0c1118;
  --muted: #647084;
  --soft: #f4f6f8;
  --line: rgba(15, 23, 42, .1);
  --blue: #0066cc;
  --blue-2: #0a84ff;
  --gold: #b89662;
  --graphite: #111820;
  --panel: #ffffff;
  --shadow: 0 28px 80px rgba(9, 15, 26, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: #fff; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.66;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.topbar { display: none; }

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 251, 253, .76);
  border-bottom: 1px solid rgba(15, 23, 42, .08);
  backdrop-filter: saturate(190%) blur(24px);
  transition: background .24s ease, box-shadow .24s ease;
}
.nav.is-scrolled {
  background: rgba(255,255,255,.84);
  box-shadow: 0 14px 44px rgba(9,15,26,.08);
}
.nav-inner {
  max-width: 1240px;
  min-height: 64px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 850;
  font-size: 15px;
  white-space: nowrap;
}
.brand-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 8px 18px rgba(0, 79, 170, .2));
}
.links {
  display: flex;
  align-items: center;
  gap: 26px;
  color: rgba(17, 24, 39, .78);
  font-size: 14px;
  font-weight: 650;
}
.links a { transition: color .18s ease, transform .18s ease; }
.links a:hover { color: var(--blue); transform: translateY(-1px); }
.links .nav-cta {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
  border-radius: 999px;
  padding: 8px 16px;
  box-shadow: 0 12px 26px rgba(0, 102, 204, .22);
}

.wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

.hero {
  min-height: calc(100vh - 64px);
  position: relative;
  overflow: hidden;
  display: grid;
  align-items: end;
  background:
    linear-gradient(180deg, rgba(3, 8, 16, .32), rgba(3, 8, 16, .04) 38%, rgba(3, 8, 16, .86)),
    linear-gradient(90deg, rgba(3, 8, 16, .7), rgba(3, 8, 16, .08) 48%, rgba(3, 8, 16, .44)),
    url("/assets/hero-glass-partition.webp") center/cover;
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 18%;
  background: linear-gradient(180deg, rgba(255,255,255,0), #fff);
  pointer-events: none;
}
.hero .wrap {
  z-index: 1;
  width: 100%;
  padding-top: 120px;
  padding-bottom: min(12vh, 110px);
  text-align: left;
}
.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.86);
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  padding: 8px 14px;
  backdrop-filter: blur(18px);
}
.hero h1 {
  max-width: 920px;
  margin: 22px 0 22px;
  color: #fff;
  font-size: clamp(50px, 6.7vw, 94px);
  font-weight: 900;
  letter-spacing: 0;
  line-height: .98;
  text-wrap: balance;
  text-shadow: 0 18px 70px rgba(0,0,0,.42);
}
.hero .lead {
  max-width: 760px;
  margin: 0;
  color: rgba(255,255,255,.86);
  font-size: clamp(19px, 2vw, 26px);
  line-height: 1.46;
  font-weight: 520;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}
.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--blue-2));
  color: #fff;
  font-weight: 800;
  box-shadow: 0 16px 36px rgba(0, 102, 204, .24);
  transition: transform .18s ease, box-shadow .18s ease;
}
.cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 48px rgba(0, 102, 204, .32);
}
.cta.secondary {
  color: #111827;
  background: rgba(255,255,255,.9);
  box-shadow: 0 16px 40px rgba(0,0,0,.18);
}
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 820px;
  margin-top: 26px;
}
.hero-proof span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  color: rgba(255,255,255,.86);
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(18px);
  font-size: 13px;
  font-weight: 760;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: .02em;
}
h1, h2, h3 { line-height: 1.08; letter-spacing: 0; }
h1, h2 {
  margin: 0;
  font-weight: 900;
}
h2 {
  font-size: clamp(34px, 4.8vw, 68px);
  text-wrap: balance;
}
h3 {
  margin: 0 0 12px;
  font-size: clamp(22px, 2vw, 30px);
  font-weight: 880;
}
.lead {
  max-width: 820px;
  margin: 0 auto;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.52;
}
.muted { color: var(--muted); font-size: 18px; }

.section {
  padding: 118px 0;
  position: relative;
  overflow: hidden;
}
.section:not(.clean):not(.geo-archive) {
  background: #f6f7f9;
}
.section.clean {
  background: #fff;
}
.statement {
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
}
.statement h2 {
  max-width: 960px;
  margin: 0 auto;
  font-size: clamp(42px, 6.4vw, 84px);
}
.statement p:not(.eyebrow) {
  max-width: 760px;
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 22px;
}

.feature-dark {
  min-height: 760px;
  display: grid;
  align-items: end;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(8, 12, 18, .04), rgba(8, 12, 18, .78)),
    linear-gradient(90deg, rgba(8, 12, 18, .82), rgba(8, 12, 18, .08)),
    url("/assets/case-office-wide.webp") center/cover;
}
.feature-dark .wrap {
  padding-top: 120px;
  padding-bottom: 88px;
}
.feature-dark h2 {
  max-width: 900px;
  color: #fff;
  font-size: clamp(42px, 6.2vw, 82px);
}
.feature-dark .lead {
  margin: 24px 0 0;
  color: rgba(255,255,255,.78);
}

.media-split {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(34px, 7vw, 92px);
  align-items: center;
}
.media-split h2 {
  max-width: 640px;
}
.photo-panel {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: #eef2f7;
  box-shadow: var(--shadow);
}
.photo-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,.34);
  border-radius: inherit;
  pointer-events: none;
}
.photo-panel img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
  transform: scale(1.01);
}

.section-title {
  max-width: 920px;
  margin: 0 auto 52px;
  text-align: center;
}
.section-title p:not(.eyebrow) {
  max-width: 740px;
  margin: 14px auto 0;
  color: var(--muted);
  font-size: 20px;
}

.product-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.product-tile {
  min-height: 640px;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: #101820;
  box-shadow: 0 32px 88px rgba(10, 16, 24, .14);
}
.product-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .55s ease;
}
.product-tile:hover img { transform: scale(1.035); }
.product-tile::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(0,0,0,.62), rgba(0,0,0,.04) 48%, rgba(0,0,0,.32));
}
.product-tile:not(.dark)::before {
  background: linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.22) 44%, rgba(255,255,255,.06));
}
.product-tile .tile-copy {
  position: absolute;
  z-index: 2;
  left: 38px;
  right: 38px;
  top: 38px;
  color: #111827;
}
.product-tile.dark .tile-copy { color: #fff; }
.product-tile .tile-copy p {
  max-width: 430px;
  margin: 0;
  color: rgba(17,24,39,.72);
  font-size: 18px;
}
.product-tile.dark .tile-copy p { color: rgba(255,255,255,.82); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.card {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, .08);
  border-radius: 8px;
  padding: 30px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 18px 60px rgba(15, 23, 42, .06);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 102, 204, .22);
  box-shadow: 0 32px 86px rgba(15, 23, 42, .12);
}
.card img {
  width: calc(100% + 60px);
  height: 224px;
  margin: -30px -30px 26px;
  object-fit: cover;
  display: block;
}
.card.detail img {
  object-fit: contain;
  padding: 22px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.9), rgba(236,240,246,.96));
}
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.case-strip {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr 1fr;
  gap: 16px;
  align-items: stretch;
}
.case-strip img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 20px 70px rgba(15, 23, 42, .12);
}
.case-strip img:first-child {
  height: 440px;
  grid-row: span 2;
}

.facts {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 0;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, .08);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 60px rgba(15, 23, 42, .05);
}
.facts b, .facts span {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(15, 23, 42, .08);
}
.facts b {
  color: #344054;
  background: #f8fafc;
}
.facts span:nth-last-child(1), .facts b:nth-last-child(2) { border-bottom: 0; }

.answer-box {
  margin: 16px 0;
  padding: 22px;
  border: 1px solid rgba(0, 102, 204, .18);
  border-radius: 8px;
  background: linear-gradient(180deg, #eff6ff, #fff);
  font-size: 17px;
}
.geo-archive {
  background: #f8fafc;
}
.geo-archive .section-title h2 {
  font-size: clamp(30px, 4vw, 54px);
}
.geo-archive .grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.geo-archive .card {
  background: #fff;
  box-shadow: none;
}
.consult-title {
  text-align: left;
  max-width: 1160px;
  margin-left: 0;
}
.consult-title h2 {
  max-width: 860px;
}
.consult-title p:not(.eyebrow) {
  margin-left: 0;
  max-width: 760px;
}
.consult-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.consult-item {
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px;
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.98), rgba(243,247,252,.9));
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 22px 70px rgba(9,15,26,.06);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.consult-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0,102,204,.28);
  box-shadow: 0 34px 100px rgba(9,15,26,.12);
}
.consult-item span {
  color: var(--blue);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: .08em;
}
.consult-item h3 {
  margin-top: auto;
  font-size: clamp(24px, 2vw, 32px);
}
.consult-item p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

details {
  border-top: 1px solid var(--line);
  padding: 22px 0;
}
details:last-child { border-bottom: 1px solid var(--line); }
summary {
  cursor: pointer;
  font-weight: 850;
  font-size: 21px;
}

.hero-visual {
  width: min(680px, calc(100vw - 48px));
  height: 260px;
  margin: 44px auto 0;
  position: relative;
  perspective: 1000px;
}
.glass-plane {
  position: absolute;
  inset: 0;
  border-radius: 8px;
  background:
    linear-gradient(115deg, rgba(255,255,255,.08), rgba(255,255,255,.72) 38%, rgba(255,255,255,.16) 62%),
    repeating-linear-gradient(90deg, rgba(255,255,255,.36) 0 2px, rgba(210,218,228,.46) 2px 4px, rgba(255,255,255,.15) 4px 34px);
  border: 1px solid rgba(255,255,255,.72);
  box-shadow: 0 28px 80px rgba(18,24,32,.22), inset 0 0 0 1px rgba(0,0,0,.08);
  transform: rotateX(58deg) rotateZ(-4deg) translateY(-8px);
}
.glass-rail {
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: 20%;
  height: 18px;
  border-radius: 999px;
  background: linear-gradient(90deg, #1b2028, #8b95a3 45%, #222832);
  box-shadow: 0 16px 28px rgba(0,0,0,.2);
}

footer {
  background: #080c12;
  color: rgba(255,255,255,.64);
  padding: 38px 0;
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
footer a { color: #fff; }

@media (max-width: 980px) {
  .nav-inner {
    min-height: auto;
    align-items: flex-start;
    flex-direction: column;
    padding: 13px 18px;
  }
  .links {
    width: 100%;
    gap: 14px;
    overflow-x: auto;
    padding-bottom: 2px;
  }
  .links a:not(.nav-cta) { display: none; }
  .hero { min-height: 760px; }
  .hero .wrap { padding-top: 86px; padding-bottom: 76px; }
  .hero h1 { font-size: clamp(44px, 13vw, 68px); }
  .section { padding: 78px 0; }
  .statement h2 { font-size: clamp(34px, 10vw, 56px); }
  .media-split,
  .product-feature,
  .grid,
  .geo-archive .grid {
    grid-template-columns: 1fr;
  }
  .product-tile { min-height: 500px; }
  .case-strip { grid-template-columns: 1fr 1fr; }
  .case-strip img,
  .case-strip img:first-child {
    height: 260px;
    grid-row: auto;
  }
  .facts { grid-template-columns: 1fr; }
  .facts b { border-bottom: 0; padding-bottom: 4px; }
  .facts span { padding-top: 0; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 18px; }
  .brand { font-size: 14px; }
  .hero { min-height: 720px; }
  .hero .lead { font-size: 18px; }
  .hero-actions { gap: 10px; }
  .cta { width: 100%; }
  .statement p:not(.eyebrow),
  .section-title p:not(.eyebrow) {
    font-size: 17px;
  }
  .product-tile { min-height: 420px; }
  .product-tile .tile-copy { left: 24px; right: 24px; top: 26px; }
  .case-strip { grid-template-columns: 1fr; }
  .card { padding: 24px; }
  .card img {
    width: calc(100% + 48px);
    margin: -24px -24px 22px;
  }
}

/* Strong design layer: static, no external CDN, inspired by open-source design-system tokens. */
body {
  background:
    linear-gradient(180deg, #f7f9fc 0, #fff 420px, #f4f7fb 100%);
}
.nav {
  background: rgba(255,255,255,.62);
  border-bottom: 1px solid rgba(15,23,42,.08);
}
.nav-inner {
  max-width: 1320px;
}
.hero {
  min-height: calc(100vh - 64px);
  align-items: center;
  background:
    radial-gradient(circle at 78% 26%, rgba(0,102,204,.28), rgba(0,102,204,0) 28%),
    radial-gradient(circle at 20% 76%, rgba(184,150,98,.18), rgba(184,150,98,0) 30%),
    linear-gradient(135deg, #05080d 0%, #101722 48%, #e8edf4 48.2%, #f9fbff 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(90deg, rgba(0,0,0,.6), rgba(0,0,0,.08));
  pointer-events: none;
}
.hero::after {
  height: 12%;
  background: linear-gradient(180deg, rgba(247,249,252,0), #f7f9fc);
}
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  gap: clamp(36px, 6vw, 86px);
  align-items: center;
  max-width: 1320px;
  padding-top: 80px;
  padding-bottom: 80px;
}
.hero-copy {
  position: relative;
  z-index: 4;
}
.hero h1 {
  max-width: 660px;
  font-size: clamp(52px, 6vw, 92px);
  line-height: .96;
}
.hero .lead {
  max-width: 610px;
}
.hero-showcase {
  position: relative;
  min-height: 620px;
  isolation: isolate;
}
.hero-showcase::before {
  content: "";
  position: absolute;
  inset: 7% 3% 6% 12%;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.92), rgba(255,255,255,.38)),
    radial-gradient(circle at 30% 20%, rgba(255,255,255,.9), rgba(255,255,255,0) 42%);
  border: 1px solid rgba(255,255,255,.7);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.9),
    0 36px 120px rgba(9,15,26,.22);
  transform: rotate(-2deg);
}
.showcase-card {
  position: absolute;
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(255,255,255,.78);
  box-shadow: 0 30px 90px rgba(6,12,24,.24);
  transform-style: preserve-3d;
  transition: transform .2s ease, box-shadow .2s ease;
}
.showcase-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.showcase-card figcaption {
  position: absolute;
  left: 18px;
  bottom: 16px;
  color: #fff;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-shadow: 0 8px 24px rgba(0,0,0,.42);
}
.showcase-main {
  z-index: 2;
  left: 7%;
  right: 2%;
  top: 16%;
  height: 360px;
  transform: rotate(-1.6deg);
}
.showcase-main::after,
.showcase-float::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0), rgba(0,0,0,.24));
  pointer-events: none;
}
.showcase-float {
  z-index: 3;
  width: 300px;
  height: 190px;
}
.showcase-float.top {
  right: 0;
  top: 2%;
  transform: rotate(5deg);
}
.showcase-float.bottom {
  left: 0;
  bottom: 7%;
  transform: rotate(-5deg);
}
.signature-strip {
  max-width: 1320px;
  margin: -42px auto 0;
  padding: 0 24px 108px;
  display: grid;
  grid-template-columns: .9fr 1.15fr .95fr;
  gap: 16px;
  position: relative;
  z-index: 5;
}
.signature-panel {
  min-height: 360px;
  border-radius: 8px;
  padding: 34px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 28px 86px rgba(9,15,26,.1);
  transform-style: preserve-3d;
  transition: transform .2s ease, box-shadow .2s ease;
}
.signature-panel span {
  display: block;
  margin-bottom: 72px;
  color: rgba(255,255,255,.48);
  font-weight: 900;
}
.signature-panel h2 {
  font-size: clamp(34px, 3.2vw, 54px);
}
.signature-panel p {
  max-width: 360px;
  margin: 16px 0 0;
  color: rgba(255,255,255,.72);
  font-size: 18px;
}
.dark-panel {
  color: #fff;
  background:
    linear-gradient(160deg, rgba(10,132,255,.22), rgba(10,18,31,0) 38%),
    #070b12;
}
.image-panel {
  padding: 0;
}
.image-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.image-panel::after {
  content: "MINGJIA PROJECT";
  position: absolute;
  left: 24px;
  bottom: 22px;
  color: #fff;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .12em;
  text-shadow: 0 12px 34px rgba(0,0,0,.62);
}
.light-panel {
  background:
    linear-gradient(145deg, rgba(255,255,255,.96), rgba(232,238,247,.92));
  color: #0b1220;
}
.light-panel span {
  color: rgba(0,102,204,.45);
}
.light-panel p {
  color: #607086;
}
.section.clean:first-of-type {
  padding-top: 24px;
}
.statement {
  text-align: left;
  max-width: 1180px;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 70px;
  align-items: end;
}
.statement h2 {
  margin: 0;
  max-width: 620px;
  font-size: clamp(42px, 5.8vw, 82px);
}
.statement p:not(.eyebrow) {
  margin: 0;
  max-width: 520px;
  font-size: 23px;
}
.feature-dark {
  min-height: 840px;
  margin: 0 24px;
  border-radius: 8px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(6,10,17,.88), rgba(6,10,17,.18) 55%, rgba(6,10,17,.66)),
    url("/assets/case-office-wide.webp") center/cover;
}
.media-split {
  padding: 42px;
  border-radius: 8px;
  background: linear-gradient(135deg, #f7f9fc, #fff);
  box-shadow: 0 30px 100px rgba(9,15,26,.08);
}
.product-feature {
  gap: 24px;
}
.product-tile {
  min-height: 680px;
  box-shadow: 0 34px 110px rgba(9,15,26,.18);
  transform-style: preserve-3d;
  transition: transform .2s ease, box-shadow .2s ease;
}
.product-tile .tile-copy {
  top: auto;
  bottom: 34px;
}
.product-tile:not(.dark)::before {
  background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.18) 44%, rgba(255,255,255,.9));
}
.grid {
  gap: 22px;
}
.card {
  background: rgba(255,255,255,.92);
  box-shadow: 0 22px 78px rgba(9,15,26,.08);
}
.case-carousel {
  position: relative;
}
.video-section {
  background:
    radial-gradient(circle at 18% 16%, rgba(0,102,204,.14), rgba(0,102,204,0) 26%),
    linear-gradient(180deg, #07101c, #101722);
  color: #fff;
}
.video-section .section-title p:not(.eyebrow) {
  color: rgba(255,255,255,.68);
}
.video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.case-video-title {
  margin-top: 96px;
}
.actual-case-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}
.actual-case-card {
  min-height: 480px;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: #05080d;
  box-shadow: 0 24px 80px rgba(0,0,0,.22);
}
.actual-case-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.01);
}
.actual-case-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0), rgba(0,0,0,.76));
  pointer-events: none;
}
.actual-case-card > div {
  position: absolute;
  z-index: 1;
  left: 18px;
  right: 18px;
  bottom: 18px;
}
.actual-case-card span {
  display: block;
  margin-bottom: 8px;
  color: rgba(255,255,255,.6);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .06em;
}
.actual-case-card h3 {
  color: #fff;
  font-size: 24px;
}
.actual-case-card p {
  margin: 0;
  color: rgba(255,255,255,.72);
  font-size: 14px;
}
.video-card {
  position: relative;
  min-height: 620px;
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: #05080d;
  box-shadow: 0 34px 110px rgba(0,0,0,.28);
}
.video-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.01);
}
.video-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,.68));
  pointer-events: none;
}
.video-copy {
  position: absolute;
  z-index: 1;
  left: 32px;
  right: 32px;
  bottom: 30px;
}
.video-copy span {
  display: block;
  margin-bottom: 10px;
  color: rgba(255,255,255,.64);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.video-copy h3 {
  color: #fff;
  font-size: clamp(28px, 3vw, 44px);
}
.video-copy p {
  max-width: 520px;
  margin: 0;
  color: rgba(255,255,255,.76);
  font-size: 17px;
}
.case-swiper {
  overflow: visible;
  padding: 8px 0 42px;
}
.case-slide {
  position: relative;
  height: 520px;
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: #0b1220;
  box-shadow: 0 28px 90px rgba(9,15,26,.15);
}
.case-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.01);
}
.case-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,.62));
}
.case-slide figcaption {
  position: absolute;
  z-index: 1;
  left: 28px;
  right: 28px;
  bottom: 26px;
  color: #fff;
}
.case-slide figcaption span {
  display: block;
  margin-bottom: 8px;
  color: rgba(255,255,255,.68);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.case-slide figcaption b {
  display: block;
  max-width: 520px;
  font-size: clamp(24px, 2.6vw, 38px);
  line-height: 1.08;
}
.case-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 8px;
}
.case-prev,
.case-next {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: #0b1220;
  box-shadow: 0 14px 34px rgba(9,15,26,.18);
  cursor: pointer;
  font-size: 20px;
  transition: transform .18s ease, background .18s ease;
}
.case-prev:hover,
.case-next:hover {
  transform: translateY(-2px);
  background: var(--blue);
}
.case-pagination {
  width: auto !important;
  display: flex;
  align-items: center;
  gap: 8px;
}
.case-pagination .swiper-pagination-bullet {
  width: 28px;
  height: 5px;
  border-radius: 999px;
  background: rgba(15,23,42,.22);
  opacity: 1;
  transition: width .2s ease, background .2s ease;
}
.case-pagination .swiper-pagination-bullet-active {
  width: 52px;
  background: var(--blue);
}

.js-ready .reveal-item {
  opacity: 0;
}
.js-ready .reveal-item.is-visible {
  opacity: 1;
}
.is-tilting {
  transform: perspective(900px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)) translateY(-2px);
  box-shadow: 0 38px 120px rgba(9,15,26,.2);
}
.cursor-glow {
  position: fixed;
  z-index: 2;
  left: 0;
  top: 0;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,102,204,.14), rgba(0,102,204,0) 62%);
  pointer-events: none;
  transform: translate3d(-999px, -999px, 0);
  translate: -50% -50%;
  mix-blend-mode: multiply;
}

@media (max-width: 980px) {
  .hero {
    background:
      linear-gradient(180deg, rgba(5,8,13,.2), rgba(5,8,13,.72)),
      url("/assets/hero-glass-partition.webp") center/cover;
  }
  .hero .wrap {
    grid-template-columns: 1fr;
  }
  .hero-showcase {
    min-height: 420px;
  }
  .showcase-main {
    left: 4%;
    right: 4%;
    top: 14%;
    height: 260px;
  }
  .showcase-float {
    width: 220px;
    height: 140px;
  }
  .signature-strip {
    grid-template-columns: 1fr;
    margin-top: 0;
  }
  .signature-panel {
    min-height: 260px;
  }
  .statement {
    grid-template-columns: 1fr;
    gap: 22px;
    text-align: left;
  }
  .feature-dark {
    margin: 0;
    border-radius: 0;
  }
  .media-split {
    padding: 24px;
  }
  .video-grid {
    grid-template-columns: 1fr;
  }
  .consult-grid {
    grid-template-columns: 1fr;
  }
  .actual-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .video-card {
    min-height: 520px;
  }
}

@media (max-width: 560px) {
  .hero .wrap {
    padding-top: 56px;
  }
  .hero h1 {
    font-size: clamp(42px, 13vw, 60px);
  }
  .hero-showcase {
    min-height: 340px;
  }
  .showcase-main {
    height: 210px;
  }
  .showcase-float {
    width: 170px;
    height: 108px;
  }
  .signature-strip {
    padding: 0 18px 72px;
  }
  .signature-panel {
    padding: 26px;
    min-height: 230px;
  }
  .signature-panel span {
    margin-bottom: 42px;
  }
  .video-card {
    min-height: 460px;
  }
  .actual-case-grid {
    grid-template-columns: 1fr;
  }
  .actual-case-card {
    min-height: 420px;
  }
  .video-copy {
    left: 22px;
    right: 22px;
    bottom: 22px;
  }
  .case-slide { height: 360px; }
  .case-controls { gap: 12px; }
}

/* WebGL interaction upgrade: Three.js glass stage, case focus and stronger motion states. */
.hero-showcase {
  perspective: 1500px;
}
.glass-stage {
  position: absolute;
  inset: -4% -5% -2% -4%;
  z-index: 1;
  pointer-events: auto;
  filter: drop-shadow(0 38px 90px rgba(0, 32, 78, .24));
}
.glass-stage canvas,
.glass-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.glass-fallback {
  opacity: .56;
  background:
    radial-gradient(circle at 62% 28%, rgba(123,199,255,.34), rgba(123,199,255,0) 30%),
    linear-gradient(128deg, rgba(255,255,255,.58), rgba(167,203,235,.08) 52%, rgba(10,28,48,.18));
  border-radius: 42px;
  transform: rotate(-3deg) scale(.9);
  backdrop-filter: blur(12px);
}
.glass-stage:not(.is-static) .glass-fallback {
  opacity: .18;
}
.showcase-orbit {
  position: absolute;
  z-index: 5;
  left: 9%;
  right: 0;
  top: 9%;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}
.showcase-orbit span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border-radius: 999px;
  color: rgba(7,17,31,.72);
  background: rgba(255,255,255,.62);
  border: 1px solid rgba(255,255,255,.74);
  box-shadow: 0 12px 32px rgba(8,20,36,.08);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
  backdrop-filter: blur(18px);
}
.hero-showcase::before {
  opacity: .72;
  transform: rotate(-2deg) translateZ(-30px);
}
.showcase-card {
  backdrop-filter: blur(22px);
}
.showcase-main {
  z-index: 4;
  left: 0;
  right: auto;
  top: 44%;
  width: min(430px, 62%);
  height: 250px;
  transform: rotate(-5deg) translateZ(80px);
}
.showcase-float.top {
  z-index: 6;
  width: 250px;
  height: 158px;
  right: 4%;
  top: 14%;
  transform: rotate(7deg) translateZ(130px);
}
.showcase-float.bottom {
  z-index: 6;
  width: 260px;
  height: 170px;
  left: auto;
  right: 10%;
  bottom: 4%;
  transform: rotate(-6deg) translateZ(100px);
}
.showcase-meter {
  position: absolute;
  z-index: 7;
  left: 8%;
  right: 8%;
  bottom: 8%;
  padding: 16px 18px 18px;
  border-radius: 8px;
  color: #07111f;
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(255,255,255,.78);
  box-shadow: 0 24px 60px rgba(8,20,36,.12);
  backdrop-filter: blur(24px);
}
.showcase-meter b {
  display: block;
  font-size: 15px;
  line-height: 1.1;
}
.showcase-meter span {
  display: block;
  margin-top: 5px;
  color: rgba(7,17,31,.62);
  font-size: 12px;
  font-weight: 760;
}
.showcase-meter i {
  display: block;
  height: 3px;
  margin-top: 13px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(7,17,31,.1);
}
.showcase-meter i::before {
  content: "";
  display: block;
  width: 42%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), #7bc7ff);
  animation: meterMove 2.8s ease-in-out infinite alternate;
}
@keyframes meterMove {
  from { transform: translateX(0); }
  to { transform: translateX(138%); }
}
.video-card,
.actual-case-card {
  cursor: zoom-in;
}
.video-card::before,
.actual-case-card::before {
  content: "点击查看";
  position: absolute;
  z-index: 3;
  right: 18px;
  top: 18px;
  min-height: 30px;
  padding: 0 11px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.13);
  border: 1px solid rgba(255,255,255,.24);
  backdrop-filter: blur(16px);
  font-size: 12px;
  font-weight: 850;
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity .22s ease, transform .22s ease;
}
.video-card:hover::before,
.actual-case-card:hover::before,
.actual-case-card:focus-visible::before {
  opacity: 1;
  transform: translateY(0);
}
.video-card video,
.actual-case-card video {
  transition: transform .7s ease, filter .7s ease;
}
.video-card:hover video,
.actual-case-card:hover video,
.actual-case-card:focus-visible video {
  transform: scale(1.055);
  filter: saturate(1.08) contrast(1.04);
}
.actual-case-card:focus-visible {
  outline: 3px solid rgba(123,199,255,.78);
  outline-offset: 4px;
}
.case-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(3,8,16,.82);
  backdrop-filter: blur(18px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s ease;
}
.case-lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}
.case-lightbox-inner {
  width: min(1120px, 100%);
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: #05080d;
  box-shadow: 0 40px 140px rgba(0,0,0,.46);
  transform: translateY(18px) scale(.98);
  transition: transform .24s ease;
}
.case-lightbox.is-open .case-lightbox-inner {
  transform: translateY(0) scale(1);
}
.case-lightbox video {
  width: 100%;
  max-height: 78vh;
  display: block;
  object-fit: contain;
  background: #05080d;
}
.case-lightbox-copy {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 72px 28px 24px;
  color: #fff;
  background: linear-gradient(180deg, rgba(5,8,13,0), rgba(5,8,13,.84));
  pointer-events: none;
}
.case-lightbox-copy h3 {
  color: #fff;
  font-size: clamp(26px, 4vw, 48px);
}
.case-lightbox-copy p {
  max-width: 680px;
  margin: 0;
  color: rgba(255,255,255,.76);
}
.case-lightbox-close {
  position: absolute;
  z-index: 2;
  right: 14px;
  top: 14px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 999px;
  color: #07111f;
  background: rgba(255,255,255,.86);
  cursor: pointer;
  font-size: 24px;
  line-height: 1;
  box-shadow: 0 12px 32px rgba(0,0,0,.2);
}
.scroll-progress {
  position: fixed;
  z-index: 80;
  left: 0;
  top: 0;
  width: var(--scroll-progress, 0%);
  height: 3px;
  background: linear-gradient(90deg, var(--blue), #7bc7ff, var(--gold));
  box-shadow: 0 0 24px rgba(0,102,204,.34);
  pointer-events: none;
}

@media (max-width: 980px) {
  .hero-copy {
    z-index: 8;
  }
  .glass-stage {
    inset: 5% -10% 4% -10%;
    opacity: .5;
  }
  .showcase-orbit {
    display: none;
  }
  .showcase-meter {
    left: 4%;
    right: 4%;
    bottom: 2%;
  }
  .showcase-main {
    width: min(360px, 70%);
    height: 210px;
    top: 46%;
  }
  .showcase-float.top {
    width: 190px;
    height: 120px;
  }
  .showcase-float.bottom {
    width: 210px;
    height: 136px;
  }
}

@media (max-width: 560px) {
  .glass-stage {
    opacity: .28;
  }
  .showcase-meter {
    display: none;
  }
  .showcase-main {
    width: 76%;
    top: 47%;
    height: 160px;
  }
  .showcase-float.top {
    width: 150px;
    height: 96px;
  }
  .showcase-float.bottom {
    width: 158px;
    height: 104px;
    right: 3%;
  }
  .case-lightbox {
    padding: 12px;
  }
  .case-lightbox-copy {
    padding: 58px 18px 18px;
  }
}