:root {
  --bg: #090e1b;
  --panel: #10192a;
  --panel-soft: rgba(17, 29, 47, .7);
  --line: rgba(222, 207, 177, .15);
  --text: #f4f1e9;
  --muted: #a8adba;
  --accent: #e8bd72;
  --accent-soft: #8fb9d8;
  --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--text); background:
    radial-gradient(circle at 100% 12%, rgba(58, 100, 135, .16), transparent 31rem),
    radial-gradient(circle at 2% 47%, rgba(175, 121, 58, .10), transparent 28rem), var(--bg);
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif; line-height: 1.7; overflow-x: hidden;
}
a { color: inherit; text-decoration: none; } button { font: inherit; }
.grain {
  position: fixed; z-index: -1; inset: 0; opacity: .25; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,.17) .6px, transparent .6px);
  background-size: 9px 9px; mask-image: linear-gradient(to bottom, black, transparent 80%);
}
.site-header {
  width: min(calc(100% - 48px), var(--max)); height: 86px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 13px; }
.brand-mark {
  display: grid; place-items: center; width: 43px; height: 43px; border-radius: 50%;
  color: #171109; background: var(--accent); font-family: STKaiti, KaiTi, serif; font-size: 23px; font-weight: 900;
  box-shadow: 0 0 0 6px rgba(232,189,114,.07);
}
.brand strong, .brand small { display: block; }.brand strong { letter-spacing: .18em; }
.brand small { color: #8e96a5; font-size: 8px; letter-spacing: .16em; }
.nav-links { display: flex; align-items: center; gap: 30px; color: #c6c8ce; font-size: 14px; }
.nav-links a:hover { color: var(--accent); }.nav-cta { padding: 9px 18px; border: 1px solid rgba(232,189,114,.36); border-radius: 4px; }
.menu-button { display: none; color: var(--text); background: transparent; border: 1px solid var(--line); border-radius: 4px; padding: 7px 12px; }

.hero {
  width: min(calc(100% - 48px), var(--max)); min-height: 660px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr .92fr; align-items: center; gap: 75px;
}
.eyebrow { color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: .24em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin: 20px 0 26px; font-size: clamp(48px, 6.1vw, 82px); line-height: 1.08; letter-spacing: -.04em; }
h1 span { color: var(--accent); }
.hero-lead { max-width: 590px; color: var(--muted); font-size: 18px; }
.hero-actions { display: flex; gap: 14px; margin-top: 34px; }
.button { display: inline-flex; min-height: 48px; padding: 0 24px; align-items: center; justify-content: center; border-radius: 4px; font-weight: 700; transition: .25s; }
.button:hover { transform: translateY(-2px); }.button.primary { color: #171109; background: var(--accent); }.button.secondary { border: 1px solid var(--line); }

.hero-board { position: relative; padding: 34px; border: 1px solid var(--line); background: rgba(14,24,40,.78); box-shadow: 0 30px 90px rgba(0,0,0,.3); overflow: hidden; }
.board-title { display: flex; justify-content: space-between; padding-bottom: 20px; border-bottom: 1px solid var(--line); font-size: 10px; letter-spacing: .2em; }
.board-title span { color: var(--muted); }.board-title em { color: var(--accent); font-style: normal; }
.flow-row { position: relative; z-index: 2; display: grid; grid-template-columns: 42px 1fr 20px; gap: 17px; align-items: center; padding: 24px 0; border-bottom: 1px solid var(--line); }
.flow-row:last-of-type { border: 0; }.flow-row i { color: var(--accent); font-style: normal; font-family: Georgia, serif; }
.flow-row strong, .flow-row small { display: block; }.flow-row small { color: var(--muted); font-size: 12px; }.flow-row b { color: var(--accent-soft); }
.board-glow { position: absolute; width: 220px; height: 220px; right: -100px; bottom: -110px; border-radius: 50%; background: rgba(232,189,114,.1); filter: blur(15px); }

.trust-bar {
  width: min(calc(100% - 48px), var(--max)); margin: 0 auto 30px; padding: 22px 28px;
  display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid var(--line); color: #aeb3bd; font-size: 12px; letter-spacing: .12em; text-align: center;
}
.trust-bar span + span { border-left: 1px solid var(--line); }
.section { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 110px 0; }
.section-heading { max-width: 720px; margin-bottom: 52px; }
.section-heading h2, .tech-copy h2, .contact h2 { margin: 12px 0 20px; font-size: clamp(34px, 4.3vw, 58px); line-height: 1.2; letter-spacing: -.035em; }
.section-heading > p:last-child, .tech-copy > p { color: var(--muted); }

.service-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.service-card {
  position: relative; min-height: 280px; padding: 30px; display: grid; grid-template-columns: 45px 1fr; gap: 20px;
  border: 1px solid var(--line); background: linear-gradient(135deg, rgba(18,30,49,.93), rgba(12,20,34,.78)); transition: .3s;
}
.service-card:hover { border-color: rgba(232,189,114,.42); transform: translateY(-4px); }
.service-card.wide { grid-column: span 2; min-height: 320px; grid-template-columns: 60px 1fr; }
.service-card > span { color: var(--accent); font-family: Georgia, serif; font-size: 27px; }
.service-card p { margin: 4px 0 27px; color: #79879b; font-size: 10px; letter-spacing: .18em; }
.service-card h3 { font-size: 27px; }.service-card div div { max-width: 640px; color: var(--muted); }
.service-card > strong { position: absolute; right: 26px; bottom: 20px; color: rgba(232,189,114,.3); font-size: 12px; letter-spacing: .2em; }

.process-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.process-list { margin: 0; padding: 0; list-style: none; }
.process-list li { display: grid; grid-template-columns: 55px 1fr; gap: 25px; padding: 27px 0; border-top: 1px solid var(--line); }
.process-list b { color: var(--accent); font-size: 12px; }.process-list h3 { margin-bottom: 4px; }.process-list p { margin: 0; color: var(--muted); font-size: 14px; }

.tech-section {
  min-height: 570px; padding-left: 70px; padding-right: 70px; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  border: 1px solid var(--line); background: linear-gradient(120deg, rgba(17,29,47,.94), rgba(10,17,30,.72));
}
.text-link { color: var(--accent); font-weight: 700; }.text-link span { margin-left: 9px; }
.tech-console { padding: 24px; background: #080d17; border: 1px solid rgba(143,185,216,.22); box-shadow: 0 22px 70px rgba(0,0,0,.35); }
.console-top { display: flex; gap: 7px; align-items: center; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.console-top i { width: 7px; height: 7px; border-radius: 50%; background: #4c5a6e; }.console-top i:first-child { background: var(--accent); }
.console-top span { margin-left: auto; color: #667488; font-size: 9px; letter-spacing: .18em; }
.tech-console code { display: grid; grid-template-columns: 32px 1fr auto; padding: 18px 0; border-bottom: 1px dashed rgba(255,255,255,.07); color: #b4c0ce; font-size: 11px; }
.tech-console code em { color: #536278; font-style: normal; }.tech-console code b { color: #73cba9; font-weight: 500; }
.console-line { width: 55%; height: 2px; margin-top: 24px; background: linear-gradient(90deg, var(--accent), transparent); }

.values-section { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.values-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; align-self: end; }
.values-grid article { min-height: 190px; padding: 23px; border-top: 2px solid var(--accent); background: var(--panel-soft); }
.values-grid span { color: var(--accent); font-size: 22px; font-weight: 700; }.values-grid p { margin-top: 32px; color: var(--muted); font-size: 13px; }

.contact {
  width: min(calc(100% - 48px), var(--max)); margin: 50px auto 120px; padding: 70px;
  display: flex; align-items: center; justify-content: space-between; gap: 40px; border: 1px solid rgba(232,189,114,.24);
  background: linear-gradient(110deg, rgba(120,87,42,.16), rgba(26,47,68,.18));
}
.contact h2 { margin-bottom: 8px; }.contact p:not(.eyebrow) { margin: 0; color: var(--muted); }
.site-footer {
  width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 42px 0;
  display: flex; justify-content: space-between; align-items: flex-end; gap: 28px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px;
}
.site-footer strong { color: var(--text); font-size: 18px; letter-spacing: .15em; }.site-footer p { margin: 3px 0 0; }
.filings { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 18px; }.filings a { display: inline-flex; align-items: center; gap: 5px; }
.filings a:hover { color: var(--accent); }.filings img { width: 18px; height: 18px; }
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .menu-button { display: block; }.nav-links {
    display: none; position: absolute; z-index: 10; top: 72px; left: 24px; right: 24px; padding: 20px;
    flex-direction: column; align-items: stretch; gap: 14px; background: #10192a; border: 1px solid var(--line);
  }
  .nav-links.open { display: flex; }.hero { grid-template-columns: 1fr; padding: 80px 0; }
  .hero-board { width: min(100%, 590px); }.process-section, .tech-section, .values-section { grid-template-columns: 1fr; gap: 35px; }
  .tech-section { padding: 70px 45px; }.values-grid { align-self: auto; }
}
@media (max-width: 600px) {
  .site-header, .hero, .trust-bar, .section, .contact, .site-footer { width: min(calc(100% - 32px), var(--max)); }
  .hero { min-height: 0; }.hero-actions { flex-direction: column; }.button { width: 100%; }
  .trust-bar { grid-template-columns: 1fr 1fr; gap: 18px; }.trust-bar span + span { border: 0; }
  .service-grid { grid-template-columns: 1fr; }.service-card, .service-card.wide { grid-column: auto; grid-template-columns: 40px 1fr; }
  .section { padding: 78px 0; }.tech-section { padding: 55px 22px; }.values-grid { grid-template-columns: 1fr; }
  .contact { padding: 50px 22px; flex-direction: column; align-items: flex-start; }
  .site-footer { align-items: flex-start; flex-direction: column; }.filings { justify-content: flex-start; flex-direction: column; gap: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }.reveal { opacity: 1; transform: none; transition: none; }
}