:root {
  --green-950: #174f77;
  --green-900: #247cb5;
  --green-800: #49a8df;
  --green-100: #e4f4fd;
  --paper: #f5faff;
  --cream: #fffefd;
  --gold: #ff9e47;
  --gold-light: #ffd38b;
  --ink: #334f68;
  --muted: #718399;
  --line: rgba(51, 139, 194, .17);
  --shadow: 0 24px 70px rgba(42, 130, 185, .15);
  --radius: 26px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 10px max(5vw, 28px);
  color: white;
  background: rgba(34, 119, 173, .94);
  border-bottom: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(14px);
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand img { width: 48px; height: 48px; border-radius: 14px; object-fit: cover; }
.brand span { display: flex; flex-direction: column; line-height: 1.25; }
.brand strong { font-family: "Noto Serif SC", "Songti SC", serif; font-size: 18px; letter-spacing: .14em; }
.brand small { margin-top: 4px; color: rgba(255,255,255,.66); font-size: 10px; letter-spacing: .18em; }
nav { display: flex; align-items: center; gap: 30px; font-size: 14px; }
nav a { color: rgba(255,255,255,.78); transition: color .2s ease; }
nav a:hover { color: white; }
.nav-cta { padding: 9px 18px; color: var(--green-950) !important; background: var(--gold-light); border-radius: 999px; font-weight: 700; }

.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  align-items: center;
  min-height: 720px;
  padding: 80px max(7vw, 36px);
  color: var(--ink);
  background:
    radial-gradient(circle at 86% 25%, rgba(255, 192, 94, .25), transparent 25%),
    radial-gradient(circle at 10% 18%, rgba(102, 193, 240, .2), transparent 28%),
    linear-gradient(128deg, #f1faff, #dceffd 56%, #fff9e9);
}
.hero::after { content: ""; position: absolute; inset: auto -10% -44% 28%; height: 65%; border: 1px solid rgba(67, 158, 214, .16); border-radius: 50%; transform: rotate(-8deg); }
.hero-copy { position: relative; z-index: 2; max-width: 680px; }
.eyebrow, .section-kicker { display: block; margin: 0 0 18px; color: #9a6e29; font-size: 12px; font-weight: 800; letter-spacing: .22em; text-transform: uppercase; }
.hero .eyebrow { color: #ee8730; }
.section-kicker.light { color: var(--gold-light); }
.hero h1 { margin: 0; font-family: "Noto Serif SC", "Songti SC", serif; font-size: clamp(46px, 6vw, 82px); font-weight: 600; line-height: 1.16; letter-spacing: -.04em; }
.hero h1 em { color: #f18d35; font-style: normal; }
.hero-text { max-width: 620px; margin: 28px 0 0; color: #6c8194; font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 24px; border-radius: 999px; font-size: 15px; font-weight: 750; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button.primary { color: white; background: linear-gradient(135deg, #2d91c9, #62b9e8); box-shadow: 0 12px 30px rgba(48, 144, 200, .24); }
.button.secondary { color: var(--green-950); background: rgba(255,255,255,.55); border: 1px solid rgba(49, 133, 185, .24); }
.button.gold { color: var(--green-950); background: var(--gold-light); }
.trust-list { display: flex; gap: 26px; margin: 40px 0 0; padding: 0; list-style: none; color: #688097; font-size: 13px; }
.trust-list li::before { content: "✓"; margin-right: 8px; color: #f18d35; }
.hero-visual { position: relative; z-index: 1; display: grid; place-items: center; min-height: 480px; }
.logo-card { position: relative; z-index: 2; overflow: hidden; width: min(390px, 76%); aspect-ratio: 1; background: url("/official-assets/logo.png") center 29% / 143% no-repeat; border: 1px solid rgba(255,255,255,.78); border-radius: 42px; box-shadow: 0 44px 90px rgba(48, 139, 194, .23); transform: rotate(3deg); }
.logo-card img { width: 100%; height: 100%; opacity: 0; }
.orbit { position: absolute; border: 1px solid rgba(67, 158, 214, .2); border-radius: 50%; }
.orbit-one { width: 500px; height: 500px; }
.orbit-two { width: 610px; height: 360px; transform: rotate(52deg); }

.section { padding: 110px max(7vw, 36px); }
.intro { background: var(--cream); }
.intro-grid { display: grid; grid-template-columns: 1.18fr .82fr; gap: 80px; align-items: start; }
.intro h2, .section-heading h2, .safety h2, .steps h2, .contact h2 { margin: 0; font-family: "Noto Serif SC", "Songti SC", serif; font-size: clamp(34px, 4vw, 54px); line-height: 1.3; font-weight: 600; }
.intro-grid p { margin: 0 0 18px; color: var(--muted); font-size: 17px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 50px; margin-bottom: 45px; }
.section-heading p { max-width: 360px; margin: 0; color: var(--muted); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card { min-height: 310px; padding: 34px; background: rgba(255,255,255,.58); border: 1px solid var(--line); border-radius: var(--radius); }
.service-card.featured { color: white; background: var(--green-900); box-shadow: var(--shadow); transform: translateY(-12px); }
.card-number { display: block; margin-bottom: 70px; color: #9d7432; font: 700 13px/1 system-ui; letter-spacing: .16em; }
.featured .card-number { color: var(--gold-light); }
.service-card h3 { margin: 0 0 12px; font: 600 26px/1.3 "Noto Serif SC", "Songti SC", serif; }
.service-card p { margin: 0; color: var(--muted); }
.featured p { color: rgba(255,255,255,.68); }

.safety { background: var(--cream); }
.safety-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; padding: clamp(36px, 6vw, 76px); color: white; background: var(--green-950); border-radius: 38px; box-shadow: var(--shadow); }
.safety-panel > div > p { color: rgba(255,255,255,.68); }
.text-link { display: inline-flex; gap: 10px; margin-top: 18px; color: var(--gold-light); font-weight: 700; }
.safety-points { display: grid; gap: 14px; }
.safety-points > div { display: grid; grid-template-columns: 54px 1fr; gap: 20px; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.safety-points strong { color: var(--gold-light); }
.safety-points span { color: rgba(255,255,255,.66); }
.safety-points b { display: block; margin-bottom: 3px; color: white; font-size: 17px; }
.steps { text-align: center; }
.steps ol { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 1060px; margin: 56px auto 0; padding: 0; list-style: none; text-align: left; }
.steps li { display: flex; gap: 18px; padding: 26px; background: rgba(255,255,255,.5); border: 1px solid var(--line); border-radius: 20px; }
.steps li > span { display: grid; place-items: center; flex: 0 0 42px; height: 42px; color: var(--green-900); background: var(--green-100); border-radius: 50%; font-weight: 800; }
.steps b { font-size: 17px; }
.steps p { margin: 4px 0 0; color: var(--muted); font-size: 14px; }
.contact { display: flex; align-items: center; justify-content: space-between; gap: 40px; color: white; background: linear-gradient(130deg, #2f91c8, #276f9d); }
.contact > div { max-width: 760px; }
.contact p { margin-bottom: 0; color: rgba(255,255,255,.7); }

footer { display: grid; grid-template-columns: 1.1fr 1fr auto; align-items: center; gap: 30px; padding: 42px max(7vw, 36px); color: rgba(255,255,255,.68); background: #194f73; font-size: 13px; }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand img { width: 54px; height: 54px; object-fit: cover; border-radius: 15px; }
.footer-brand div { display: flex; flex-direction: column; }
.footer-brand strong { color: white; font-family: "Noto Serif SC", "Songti SC", serif; font-size: 18px; }
.footer-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 22px; }
footer p { margin: 0; text-align: right; }

.legal-page { background: var(--cream); }
.legal-page main { padding: 70px 20px 100px; }
.legal-content { max-width: 880px; margin: 0 auto; padding: clamp(28px, 6vw, 68px); background: white; border: 1px solid var(--line); border-radius: 30px; box-shadow: var(--shadow); }
.legal-content h1 { margin: 0; font: 600 clamp(40px, 6vw, 64px)/1.2 "Noto Serif SC", "Songti SC", serif; }
.legal-date { color: var(--muted); font-size: 14px; }
.legal-content h2 { margin: 40px 0 10px; color: var(--green-900); font: 600 22px/1.4 "Noto Serif SC", "Songti SC", serif; }
.legal-content p { color: #52605b; }
.legal-page footer { display: block; text-align: center; }
.legal-page footer p { text-align: center; }

@media (max-width: 900px) {
  nav a:not(.nav-cta) { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 70px; text-align: center; }
  .hero-copy { margin: 0 auto; }
  .hero-actions, .trust-list { justify-content: center; }
  .hero-visual { min-height: 400px; }
  .intro-grid, .safety-panel { grid-template-columns: 1fr; gap: 40px; }
  .card-grid, .steps ol { grid-template-columns: 1fr; }
  .service-card.featured { transform: none; }
  .section-heading, .contact { align-items: flex-start; flex-direction: column; }
  footer { grid-template-columns: 1fr; text-align: center; }
  .footer-brand, .footer-links { justify-content: center; }
  footer p { text-align: center; }
}

@media (max-width: 560px) {
  .site-header { min-height: 66px; padding: 9px 16px; }
  .brand img { width: 42px; height: 42px; }
  .brand strong { font-size: 16px; }
  .brand small { display: none; }
  .nav-cta { padding: 8px 13px; }
  .hero { min-height: auto; padding: 64px 22px 52px; }
  .hero-text { font-size: 16px; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .trust-list { gap: 13px; font-size: 12px; }
  .hero-visual { min-height: 310px; }
  .orbit-one { width: 330px; height: 330px; }
  .orbit-two { width: 390px; height: 220px; }
  .section { padding: 72px 22px; }
  .service-card { min-height: 260px; padding: 28px; }
  .card-number { margin-bottom: 46px; }
  .safety-panel { padding: 30px 24px; border-radius: 26px; }
  .contact { padding-bottom: 76px; }
  footer { padding: 38px 22px; }
  .legal-page main { padding: 30px 12px 70px; }
  .legal-content { padding: 30px 22px; border-radius: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}