:root {
  --bg: #070708;
  --bg-2: #0c0c0e;
  --bg-3: #111114;
  --bg-4: #17171b;
  --gold: #c9a55a;
  --gold-2: #e6d3a1;
  --gold-3: #8d7236;
  --gold-soft: rgba(201, 165, 90, 0.14);
  --line: rgba(230, 211, 161, 0.12);
  --line-2: rgba(230, 211, 161, 0.22);
  --text: #f3eee4;
  --text-2: #b8b1a3;
  --text-3: #7d776c;
  --serif: "Cormorant Garamond", "Noto Serif SC", "Songti SC", serif;
  --sans: "Outfit", "Noto Sans SC", "PingFang SC", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --nav-h: 84px;
}

html[lang="zh-TW"] { --sans: "Outfit", "Noto Sans TC", "PingFang TC", sans-serif; }
html[lang="ko"] { --sans: "Outfit", "Noto Sans KR", "Apple SD Gothic Neo", sans-serif; }
html[lang="en"] { --sans: "Outfit", sans-serif; }

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
html, body { background: var(--bg); color: var(--text); }
body {
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.7;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
}
button { cursor: pointer; }
::selection { background: var(--gold); color: #111; }

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 80;
  opacity: 0.09;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed;
  width: 420px;
  height: 420px;
  margin: -210px 0 0 -210px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  background: radial-gradient(circle, rgba(201,165,90,.09), transparent 68%);
  opacity: 0;
  transition: opacity .4s;
}
body.is-fine .cursor-glow { opacity: 1; }

.preloader {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  background: #050506;
  transition: opacity .8s var(--ease), visibility .8s;
}
.preloader.is-done {
  opacity: 0;
  visibility: hidden;
}
.preloader-inner { text-align: center; }
.preloader-mark {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  color: var(--gold);
}
.preloader-name {
  font-family: var(--serif);
  letter-spacing: 0.42em;
  font-size: 13px;
  color: var(--gold-2);
  margin-bottom: 22px;
}
.preloader-bar {
  width: 120px;
  height: 1px;
  margin: 0 auto;
  background: rgba(201,165,90,.2);
  overflow: hidden;
}
.preloader-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--gold);
  animation: load 1.35s var(--ease) forwards;
}
@keyframes load { to { width: 100%; } }

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: var(--nav-h);
  border-bottom: 1px solid transparent;
  transition: background .4s, border-color .4s, transform .45s var(--ease);
}
.nav.is-solid {
  background: rgba(7,7,8,.72);
  border-bottom-color: var(--line);
  backdrop-filter: blur(18px);
}
.nav.is-hide { transform: translateY(-100%); }
.nav-inner {
  height: 100%;
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 168px;
}
.brand-mark { width: 28px; height: 28px; color: var(--gold); }
.brand-en {
  display: block;
  font-family: var(--serif);
  letter-spacing: 0.28em;
  font-size: 14px;
  line-height: 1;
}
.brand-cn {
  display: block;
  margin-top: 5px;
  font-size: 10px;
  letter-spacing: 0.28em;
  color: var(--text-3);
}
.nav-links {
  display: flex;
  gap: 34px;
}
.nav-links a {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--text-2);
  position: relative;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width .35s var(--ease);
}
.nav-links a:hover { color: var(--gold-2); }
.nav-links a:hover::after { width: 100%; }
.nav-aside {
  display: flex;
  align-items: center;
  gap: 16px;
}
.lang { position: relative; }
.lang-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--text-2);
  padding: 8px 0;
}
.lang-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 148px;
  list-style: none;
  padding: 8px;
  background: #121214;
  border: 1px solid var(--line-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: .28s var(--ease);
}
.lang.is-open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.lang-menu button {
  width: 100%;
  text-align: left;
  padding: 9px 12px;
  font-size: 13px;
  color: var(--text-2);
}
.lang-menu button:hover { color: var(--gold-2); background: var(--gold-soft); }
.nav-cta {
  border: 1px solid var(--gold-3);
  color: var(--gold-2);
  font-size: 12px;
  letter-spacing: 0.16em;
  padding: 10px 16px;
  transition: .3s;
}
.nav-cta:hover { background: var(--gold); color: #111; border-color: var(--gold); }
.menu-toggle {
  display: none;
  width: 28px;
  height: 18px;
  position: relative;
}
.menu-toggle span {
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--text);
  transition: .3s;
}
.menu-toggle span:first-child { top: 5px; }
.menu-toggle span:last-child { bottom: 5px; }
.menu-toggle.is-open span:first-child { top: 8px; transform: rotate(40deg); }
.menu-toggle.is-open span:last-child { bottom: 9px; transform: rotate(-40deg); }

.hero {
  position: relative;
  min-height: 100vh;
  padding: calc(var(--nav-h) + 72px) 40px 48px;
  max-width: 1480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}
.hero-orb-a {
  width: 520px;
  height: 520px;
  right: -80px;
  top: 80px;
  background: radial-gradient(circle, rgba(201,165,90,.16), transparent 70%);
}
.hero-orb-b {
  width: 360px;
  height: 360px;
  left: -60px;
  bottom: 40px;
  background: radial-gradient(circle, rgba(120,90,40,.12), transparent 70%);
}
.hero-watermark {
  position: absolute;
  right: -2%;
  top: 18%;
  font-family: var(--serif);
  font-size: clamp(90px, 16vw, 220px);
  letter-spacing: 0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201,165,90,.12);
  pointer-events: none;
  z-index: 0;
  user-select: none;
  line-height: 0.8;
}
.hero-frame {
  position: absolute;
  inset: 110px 40px 40px;
  border: 1px solid var(--line);
  pointer-events: none;
}
.hero-frame::before,
.hero-frame::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  border: 1px solid var(--gold);
}
.hero-frame::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.hero-frame::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.hero-meta,
.hero-title,
.hero-lead,
.hero-actions,
.hero-foot { position: relative; z-index: 2; }
.hero-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 36px;
}
.hero-meta-line {
  width: 56px;
  height: 1px;
  background: var(--gold-3);
}
.hero-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(56px, 9vw, 128px);
  line-height: 0.92;
  letter-spacing: -0.02em;
}
.hero-line { display: block; }
.hero-title .italic {
  font-style: italic;
  color: var(--gold-2);
}
.hero-lead {
  max-width: 640px;
  margin: 36px 0 40px;
  color: var(--text-2);
  font-size: 16px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-top: 90px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--text-3);
}
.hero-index span {
  display: block;
  font-family: var(--serif);
  font-size: 22px;
  color: var(--gold);
  letter-spacing: 0;
  margin-bottom: 4px;
}
.hero-coords { text-align: right; }
.hero-coords span { display: block; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 26px;
  font-size: 13px;
  letter-spacing: 0.16em;
  transition: .35s var(--ease);
}
.btn-gold { background: var(--gold); color: #14110c; }
.btn-gold:hover { background: var(--gold-2); }
.btn-ghost {
  border: 1px solid var(--line-2);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-2); }
.btn-full { width: 100%; }
.btn-arrow { font-style: normal; transition: transform .3s; }
.btn:hover .btn-arrow { transform: translateX(4px); }

.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 16px 0;
}
.marquee-track {
  display: flex;
  align-items: center;
  gap: 28px;
  width: max-content;
  animation: slide 38s linear infinite;
  font-family: var(--serif);
  letter-spacing: 0.22em;
  font-size: 13px;
  color: var(--text-3);
}
.marquee-track i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold-3);
}
@keyframes slide {
  to { transform: translateX(-50%); }
}

.section {
  max-width: 1480px;
  margin: 0 auto;
  padding: 132px 40px;
}
.section-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}
.idx {
  font-family: var(--serif);
  color: var(--gold);
  letter-spacing: 0.08em;
}
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--text-3);
  text-transform: uppercase;
}
.display {
  font-family: var(--serif);
  font-size: clamp(36px, 5vw, 68px);
  line-height: 1.12;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.display-sm { max-width: 860px; margin-bottom: 48px; }

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: end;
}
.lede {
  font-size: 18px;
  color: var(--text);
  margin-bottom: 22px;
}
.about-right p + p { color: var(--text-2); }
.about-sign {
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.sign-name {
  display: block;
  font-family: var(--serif);
  letter-spacing: 0.22em;
  color: var(--gold);
  margin-bottom: 6px;
}
.about-sign span:last-child { color: var(--text-3); font-size: 13px; }
.manifesto {
  margin-top: 88px;
  padding: 48px 56px;
  border-left: 1px solid var(--gold);
  background: linear-gradient(90deg, rgba(201,165,90,.06), transparent);
}
.manifesto blockquote {
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.45;
  font-style: italic;
  color: var(--gold-2);
}

.stats { background: var(--bg-2); }
.stats-grid {
  max-width: 1480px;
  margin: 0 auto;
  padding: 72px 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat {
  padding: 8px 12px;
  border-left: 1px solid var(--line);
}
.stat-num {
  font-family: var(--serif);
  font-size: 64px;
  line-height: 1;
  color: var(--gold-2);
}
.stat-num::after {
  content: "+";
  font-size: 32px;
  margin-left: 4px;
  color: var(--gold-3);
}
.stat p {
  margin-top: 14px;
  color: var(--text-2);
  font-size: 14px;
}

.services-intro {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 64px;
}
.services-intro p { color: var(--text-2); }
.service-list { display: grid; }
.service {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 24px;
  align-items: start;
  padding: 34px 8px;
  border-top: 1px solid var(--line);
  transition: background .35s;
}
.service:last-child { border-bottom: 1px solid var(--line); }
.service:hover { background: rgba(201,165,90,.04); }
.service-no {
  font-family: var(--serif);
  color: var(--gold);
  font-size: 20px;
}
.service h3 {
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 10px;
}
.service p { color: var(--text-2); max-width: 720px; }
.service-tag {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--text-3);
  padding-top: 10px;
}

.ind-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.ind {
  background: var(--bg);
  min-height: 180px;
  padding: 28px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: background .35s;
}
.ind:hover { background: var(--bg-3); }
.ind span { color: var(--gold); font-family: var(--serif); }
.ind h3 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
}

.capabilities { padding-top: 0; }
.cap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.cap-copy p { color: var(--text-2); margin: 24px 0 32px; }
.cap-list {
  list-style: none;
}
.cap-list li {
  padding: 14px 0 14px 22px;
  border-bottom: 1px solid var(--line);
  position: relative;
  color: var(--text);
}
.cap-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 8px;
  height: 1px;
  background: var(--gold);
}
.cap-card {
  background:
    linear-gradient(180deg, rgba(201,165,90,.08), transparent 30%),
    var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 40px 36px;
}
.cap-kicker {
  display: block;
  letter-spacing: 0.32em;
  font-size: 11px;
  color: var(--gold);
  margin-bottom: 28px;
}
.stack > div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.stack b { font-weight: 500; color: var(--text); }
.stack span { color: var(--text-3); text-align: right; }

.work-head {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 56px;
}
.work-head p { color: var(--text-2); }
.work-list {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 20px;
}
.work-item { min-width: 0; }
.work-visual {
  position: relative;
  height: 360px;
  border: 1px solid var(--line);
  overflow: hidden;
  margin-bottom: 22px;
}
.work-visual-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 36px 36px;
  opacity: .7;
}
.v1 { background: radial-gradient(circle at 30% 20%, rgba(201,165,90,.28), transparent 42%), #101013; }
.v2 { background: radial-gradient(circle at 70% 80%, rgba(160,120,50,.26), transparent 46%), #101013; }
.v3 { background: radial-gradient(circle at 50% 40%, rgba(201,165,90,.18), transparent 50%), #101013; }
.work-net {
  position: absolute;
  inset: 36px 20px 20px;
  width: calc(100% - 40px);
  height: calc(100% - 56px);
  color: rgba(230, 211, 161, 0.45);
  z-index: 1;
}
.work-net circle,
.work-net rect { stroke: currentColor; fill: rgba(201,165,90,.08); }
.work-year {
  position: absolute;
  top: 18px;
  left: 18px;
  z-index: 2;
  font-family: var(--serif);
  color: var(--gold-2);
  letter-spacing: 0.12em;
}
.work-cat {
  display: block;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin-bottom: 10px;
}
.work-info h3 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 10px;
}
.work-info p { color: var(--text-2); font-size: 14px; }

.process-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.process-list li {
  padding-top: 22px;
  border-top: 1px solid var(--gold-3);
}
.process-list span {
  font-family: var(--serif);
  color: var(--gold);
}
.process-list h3 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
  margin: 16px 0 12px;
}
.process-list p { color: var(--text-2); font-size: 14px; }

.contact {
  background:
    radial-gradient(circle at 80% 20%, rgba(201,165,90,.08), transparent 28%),
    var(--bg);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}
.contact-copy p { color: var(--text-2); margin: 22px 0 36px; }
.contact-meta { display: grid; gap: 22px; }
.contact-meta dt {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--text-3);
  margin-bottom: 6px;
}
.contact-meta dd, .contact-meta a { color: var(--text); }
.contact-meta a:hover { color: var(--gold-2); }
.wechat-card {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 32px 28px 28px;
  text-align: center;
}
.wechat-kicker {
  letter-spacing: 0.32em;
  font-size: 11px;
  color: var(--gold);
  margin-bottom: 20px;
}
.wechat-frame {
  background: #fff;
  padding: 10px;
  border: 1px solid var(--gold-3);
}
.wechat-frame img {
  width: 100%;
  height: auto;
  display: block;
}
.wechat-name {
  margin-top: 22px;
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
}
.wechat-co {
  margin-top: 6px;
  color: var(--text-2);
  font-size: 14px;
}
.wechat-hint {
  margin-top: 14px;
  color: var(--text-3);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.field { margin-bottom: 22px; }
.field label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--text-3);
  margin-bottom: 8px;
}
.field input,
.field textarea {
  width: 100%;
  border-bottom: 1px solid var(--line-2);
  padding: 10px 0;
  outline: none;
  resize: vertical;
}
.field input:focus,
.field textarea:focus { border-bottom-color: var(--gold); }
.form-note {
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-3);
}
.form-note.is-ok { color: var(--gold-2); }

.footer {
  border-top: 1px solid var(--line);
  padding: 72px 40px 32px;
  max-width: 1480px;
  margin: 0 auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line);
}
.footer-logo {
  font-family: var(--serif);
  letter-spacing: 0.32em;
  font-size: 22px;
}
.footer-brand p {
  margin-top: 12px;
  color: var(--text-3);
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-cols h4 {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 16px;
  font-weight: 500;
}
.footer-cols a,
.footer-cols span {
  display: block;
  color: var(--text-2);
  font-size: 14px;
  margin-bottom: 10px;
}
.footer-cols a:hover { color: var(--gold-2); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 24px;
  color: var(--text-3);
  font-size: 12px;
}
.footer-legal { display: flex; gap: 10px; }

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (max-width: 1100px) {
  .about-grid,
  .services-intro,
  .cap-grid,
  .work-head,
  .contact-grid,
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .stats-grid,
  .process-list,
  .work-list { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .nav-links.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(7,7,8,.96);
    padding: 28px 40px 36px;
    border-bottom: 1px solid var(--line);
    gap: 20px;
  }
  .menu-toggle { display: block; }
  .nav-cta { display: none; }
  .hero-frame { inset: 100px 20px 24px; }
}

@media (max-width: 720px) {
  .nav-inner, .hero, .section, .stats-grid, .footer { padding-left: 20px; padding-right: 20px; }
  .stats-grid,
  .ind-grid,
  .process-list,
  .work-list,
  .footer-cols,
  .footer-bottom { grid-template-columns: 1fr; }
  .service { grid-template-columns: 48px 1fr; }
  .service-tag { display: none; }
  .hero-title { font-size: 48px; }
  .hero-watermark { display: none; }
  .hero-foot { flex-direction: column; align-items: flex-start; gap: 20px; }
  .hero-coords { text-align: left; }
  .manifesto { padding: 28px 22px; }
  .wechat-card { padding: 24px 16px; }
  .work-visual { height: 240px; }
  .stat-num { font-size: 48px; }
}