:root {
  --bg: #121826;
  --nav-bg: #121826;
  --dark-1: #171E2D;
  --dark-2: #1C2333;
  --dark-3: #21293B;
  --gold: #F1D18A;
  --gold-hover: #E0BC6A;
  --text: #E8ECF3;
  --text-soft: #C7CEDD;
  --muted: #AAB3C5;
  --card: #1A2130;
  --footer: #0E1420;
  --footer-text: #D6DCEC;
  --line: rgba(241,209,138,0.14);
  --shadow: 0 14px 36px rgba(0,0,0,0.25);
  --radius: 24px;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
}
body { line-height: 1.75; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
p { margin: 0 0 16px; color: var(--text-soft); }
h1, h2, h3, h4 { color: var(--gold); line-height: 1.25; margin: 0; font-weight: 800; }
ul { margin: 0; padding: 0; list-style: none; }
main { position: relative; z-index: 1; }

.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 9999;
  background: var(--nav-bg);
  box-shadow: 0 8px 24px rgba(0,0,0,0.22);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(241,209,138,0.1);
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  min-height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand-logo img { width: 132px; height: auto; }
.site-nav { display: flex; align-items: center; gap: 4px; flex: 1; justify-content: center; }
.site-nav a {
  position: relative;
  color: var(--gold);
  font-size: 14px;
  padding: 10px 11px;
  border-radius: 999px;
  white-space: nowrap;
  transition: 0.25s ease;
}
.site-nav a:hover, .site-nav a.active {
  background: rgba(241,209,138,0.08);
  color: var(--gold);
}
.site-nav a.active::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 3px;
  height: 2px;
  background: var(--gold);
  border-radius: 999px;
  box-shadow: 0 0 16px rgba(241,209,138,0.55);
}
.main-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--gold);
  color: #1A1F2B;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(241,209,138,0.18);
  transition: 0.25s ease;
  border: 0;
  cursor: pointer;
  white-space: nowrap;
}
.main-btn:hover { background: var(--gold-hover); transform: translateY(-1px); }
.header-btn { flex: 0 0 auto; }
.mobile-header-bar { display: none; }
.drawer-mask, .mobile-drawer { display: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 78px 0; }
.section.tight { padding: 48px 0; }
.section-head { max-width: 760px; margin-bottom: 32px; }
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold);
  border: 1px solid var(--line);
  background: rgba(241,209,138,0.07);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 16px rgba(241,209,138,0.65);
}
.section-title { font-size: clamp(28px, 3vw, 44px); margin-bottom: 16px; }
.section-desc { color: var(--text-soft); font-size: 16px; }
.gold-line { width: 80px; height: 3px; background: var(--gold); border-radius: 999px; margin: 18px 0 0; box-shadow: 0 0 18px rgba(241,209,138,0.36); }
.center .gold-line { margin-left: auto; margin-right: auto; }

.hero-section {
  background:
    radial-gradient(circle at 18% 20%, rgba(241,209,138,0.14) 0%, rgba(241,209,138,0) 30%),
    linear-gradient(135deg, #121826 0%, #171E2D 52%, #1C2333 100%);
  padding: 76px 0 44px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.95fr);
  gap: 36px;
  align-items: center;
}
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.hero-tags span, .tag {
  color: var(--gold);
  border: 1px solid rgba(241,209,138,0.22);
  background: rgba(241,209,138,0.08);
  padding: 6px 13px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}
.hero-title { font-size: clamp(34px, 5vw, 62px); letter-spacing: -1px; margin-bottom: 18px; }
.hero-text { font-size: 17px; max-width: 650px; color: var(--text-soft); }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; margin-top: 28px; }
.text-link { color: var(--gold); font-weight: 800; border-bottom: 1px solid rgba(241,209,138,0.35); padding-bottom: 2px; }
.text-link:hover { color: var(--gold-hover); }
.hero-visual {
  position: relative;
  padding: 22px;
  border-radius: 34px;
  background:
    radial-gradient(circle at 70% 18%, rgba(241,209,138,0.18), transparent 34%),
    linear-gradient(145deg, rgba(33,41,59,0.95), rgba(18,24,38,0.95));
  border: 1px solid rgba(241,209,138,0.24);
  box-shadow: 0 20px 56px rgba(0,0,0,0.36), inset 0 0 0 1px rgba(255,255,255,0.03);
}
.hero-visual img {
  width: 100%;
  max-height: 420px;
  object-fit: contain;
  border-radius: 24px;
  margin: 0 auto;
}
.hero-visual-info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 14px;
}
.hero-visual-info span {
  text-align: center;
  background: rgba(18,24,38,0.72);
  border: 1px solid var(--line);
  color: var(--text-soft);
  border-radius: 14px;
  padding: 10px 8px;
  font-size: 13px;
}
.hero-service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 34px;
}
.service-mini, .card, .zone-card, .info-card, .glass-card {
  background: #1A2130;
  border: 1px solid rgba(241,209,138,0.14);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}
.service-mini { padding: 20px; }
.service-mini strong { display: block; color: var(--gold); font-size: 18px; margin-bottom: 6px; }
.service-mini span { color: var(--muted); font-size: 14px; }

.quick-nav-wrap { background: #171E2D; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.quick-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.quick-pill {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  border-radius: 18px;
  background: rgba(26,33,48,0.86);
  border: 1px solid rgba(241,209,138,0.13);
  transition: 0.25s ease;
}
.quick-pill:hover { transform: translateY(-2px); border-color: rgba(241,209,138,0.32); }
.quick-pill b { color: var(--gold); font-size: 15px; }
.quick-pill strong { display: block; color: var(--text); line-height: 1.3; }
.quick-pill span { display: block; color: var(--muted); font-size: 13px; line-height: 1.45; margin-top: 3px; }

.strip-card { padding: 26px 30px; border-radius: var(--radius); background: linear-gradient(120deg, #171E2D, #1C2333); border: 1px solid var(--line); box-shadow: var(--shadow); }
.strip-card p { font-size: 17px; margin: 0; color: var(--text-soft); }
.core-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.core-card { padding: 28px; }
.num { display: inline-flex; color: var(--gold); font-weight: 900; margin-bottom: 12px; letter-spacing: 1px; }
.core-card h3 { font-size: 23px; margin-bottom: 12px; }
.point-list { display: grid; gap: 9px; margin-top: 16px; }
.point-list li { color: var(--text-soft); padding-left: 18px; position: relative; }
.point-list li::before { content: ""; position: absolute; left: 0; top: 12px; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }

.feature-stack { display: grid; gap: 34px; }
.feature-row {
  display: grid;
  grid-template-columns: minmax(280px, 0.88fr) minmax(0, 1fr);
  gap: 34px;
  align-items: center;
  padding: 24px;
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(26,33,48,0.92), rgba(23,30,45,0.92));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.feature-row.reverse { grid-template-columns: minmax(0, 1fr) minmax(280px, 0.88fr); }
.feature-image {
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 24px;
  background: radial-gradient(circle at 50% 15%, rgba(241,209,138,0.16), transparent 38%), #121826;
  border: 1px solid rgba(241,209,138,0.1);
  overflow: hidden;
  padding: 18px;
}
.content-img, .zone-card img, .app-section img, .hero-visual img, .page-visual img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
}
.feature-image img { max-height: 310px; margin: 0 auto; }
.feature-copy { padding: 12px; }
.feature-copy h2, .feature-copy h3 { font-size: clamp(24px, 2.5vw, 34px); margin-bottom: 14px; }
.feature-copy p { color: var(--text-soft); }
.link-row { margin-top: 18px; }

.zone-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.zone-card { overflow: hidden; }
.zone-media {
  min-height: 190px;
  background: #121826;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
}
.zone-media img { max-height: 190px; object-fit: contain; margin: auto; }
.zone-body { padding: 22px; }
.zone-body h3 { font-size: 22px; margin: 10px 0; }
.zone-icon {
  min-height: 190px;
  border-bottom: 1px solid var(--line);
  display: grid;
  place-items: center;
  background: radial-gradient(circle, rgba(241,209,138,0.16), transparent 48%), #121826;
  color: var(--gold);
  font-size: 42px;
  font-weight: 900;
  letter-spacing: 4px;
}

.app-section {
  background: linear-gradient(135deg, #171E2D 0%, #1C2333 58%, #21293B 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.app-card {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 34px;
  align-items: center;
  padding: 34px;
  border-radius: 32px;
  background: rgba(18,24,38,0.48);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.app-visual { display: flex; align-items: center; justify-content: center; background: rgba(18,24,38,0.45); border-radius: 26px; padding: 18px; border: 1px solid rgba(241,209,138,0.12); }
.app-visual img { max-height: 420px; margin: 0 auto; }
.check-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 20px 0; }
.check-grid span, .help-item {
  background: rgba(241,209,138,0.07);
  border: 1px solid rgba(241,209,138,0.12);
  color: var(--text-soft);
  border-radius: 16px;
  padding: 12px 14px;
}
.help-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.help-item strong { color: var(--gold); display: block; margin-bottom: 6px; }

.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.faq-item { padding: 22px; }
.faq-item h3 { font-size: 19px; margin-bottom: 10px; }
.faq-list { display: grid; gap: 16px; }
.faq-list .faq-item { background: #1A2130; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.compliance-box {
  padding: 30px;
  border-radius: 28px;
  border: 1px solid rgba(241,209,138,0.23);
  background:
    radial-gradient(circle at 18% 20%, rgba(241,209,138,0.12), transparent 30%),
    linear-gradient(135deg, #171E2D, #1C2333);
  box-shadow: var(--shadow);
}
.compliance-box h2 { margin-bottom: 14px; }
.compliance-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 18px; }
.compliance-list li { color: var(--text-soft); background: rgba(18,24,38,0.5); border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; }

.page-hero {
  padding: 70px 0 52px;
  background:
    radial-gradient(circle at 12% 16%, rgba(241,209,138,0.14), transparent 30%),
    linear-gradient(135deg, #121826 0%, #171E2D 54%, #1C2333 100%);
  border-bottom: 1px solid var(--line);
}
.page-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 0.78fr); gap: 34px; align-items: center; }
.page-hero h1 { font-size: clamp(32px, 4vw, 54px); margin-bottom: 16px; }
.page-hero p { font-size: 17px; }
.page-visual { padding: 20px; border: 1px solid rgba(241,209,138,0.2); border-radius: 30px; background: radial-gradient(circle at 60% 20%, rgba(241,209,138,0.13), transparent 36%), #171E2D; box-shadow: var(--shadow); }
.page-visual img { max-height: 330px; margin: 0 auto; border-radius: 20px; }
.article-grid { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 28px; align-items: start; }
.article-card { padding: 30px; }
.article-card h2 { font-size: 28px; margin: 28px 0 12px; }
.article-card h2:first-child { margin-top: 0; }
.article-card h3 { font-size: 22px; margin: 22px 0 10px; }
.article-card p { color: var(--text-soft); }
.sidebar-card { position: sticky; top: 96px; padding: 24px; }
.sidebar-card h3 { font-size: 22px; margin-bottom: 12px; }
.sidebar-list { display: grid; gap: 12px; }
.sidebar-list a, .sidebar-list span { color: var(--text-soft); padding: 10px 0; border-bottom: 1px solid rgba(241,209,138,0.1); }
.sidebar-list a:hover { color: var(--gold); }
.info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 20px 0; }
.info-card { padding: 20px; }
.info-card h3 { font-size: 20px; margin-bottom: 8px; }
.info-card p { margin: 0; }
.notice-card { padding: 22px; border-radius: 22px; background: rgba(241,209,138,0.07); border: 1px solid rgba(241,209,138,0.17); margin-top: 22px; }
.notice-card strong { color: var(--gold); display: block; margin-bottom: 8px; }
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 24px; }
.contact-card { padding: 24px; }

.site-footer { background: var(--footer); color: var(--footer-text); border-top: 1px solid rgba(241,209,138,0.12); }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 54px 24px 36px; display: grid; grid-template-columns: 1.35fr 0.75fr 0.75fr 1.05fr; gap: 30px; }
.footer-logo img { width: 138px; margin-bottom: 16px; }
.footer-brand p, .footer-notice p { color: var(--footer-text); opacity: 0.86; }
.footer-links h3, .footer-notice h3 { font-size: 18px; margin-bottom: 14px; }
.footer-links a { display: block; color: var(--footer-text); opacity: 0.82; margin: 8px 0; }
.footer-links a:hover { color: var(--gold); opacity: 1; }
.footer-btn { margin-top: 10px; }
.footer-bottom { border-top: 1px solid rgba(241,209,138,0.1); max-width: 1200px; margin: 0 auto; padding: 18px 24px 24px; display: flex; justify-content: space-between; gap: 18px; color: rgba(214,220,236,0.78); font-size: 14px; }

@media (max-width: 1080px) {
  .desktop-header { display: none; }
  .mobile-header-bar {
    min-height: 66px;
    padding: 0 16px;
    display: grid;
    grid-template-columns: 44px 1fr auto;
    align-items: center;
    gap: 10px;
    background: #121826;
  }
  .mobile-menu-btn {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    border: 1px solid rgba(241,209,138,0.18);
    background: rgba(241,209,138,0.06);
    display: grid;
    place-content: center;
    gap: 5px;
  }
  .mobile-menu-btn span { width: 19px; height: 2px; background: var(--gold); border-radius: 999px; display: block; }
  .mobile-logo { justify-self: center; }
  .mobile-logo img { width: 118px; }
  .mobile-register { min-height: 38px; padding: 0 14px; font-size: 13px; }
  .drawer-mask {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.48);
    opacity: 0;
    pointer-events: none;
    transition: 0.25s ease;
    z-index: 9998;
  }
  .mobile-drawer {
    display: block;
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: min(86vw, 340px);
    background: #121826;
    border-right: 1px solid rgba(241,209,138,0.16);
    box-shadow: 18px 0 50px rgba(0,0,0,0.38);
    padding: 18px;
    transform: translateX(-105%);
    transition: 0.28s ease;
    z-index: 9999;
    overflow-y: auto;
  }
  body.menu-open .drawer-mask { opacity: 1; pointer-events: auto; }
  body.menu-open .mobile-drawer { transform: translateX(0); }
  .drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; }
  .drawer-logo img { width: 126px; }
  .drawer-close { width: 38px; height: 38px; border-radius: 12px; border: 1px solid rgba(241,209,138,0.18); color: var(--gold); background: rgba(241,209,138,0.06); font-size: 24px; line-height: 1; }
  .drawer-nav { display: grid; gap: 8px; }
  .drawer-nav a { color: var(--gold); background: rgba(241,209,138,0.05); border: 1px solid rgba(241,209,138,0.1); border-radius: 16px; padding: 12px 14px; }
  .drawer-nav a.active { background: rgba(241,209,138,0.13); }
  .drawer-cta { width: 100%; margin: 18px 0; }
  .drawer-note { font-size: 13px; color: var(--muted); }
  .hero-grid, .page-hero-grid, .app-card, .article-grid { grid-template-columns: 1fr; }
  .hero-service-cards, .core-grid, .zone-grid, .help-grid, .quick-nav { grid-template-columns: repeat(2, 1fr); }
  .feature-row, .feature-row.reverse { grid-template-columns: 1fr; }
  .feature-row.reverse .feature-copy { order: 2; }
  .feature-row.reverse .feature-image { order: 1; }
  .sidebar-card { position: static; }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .container { padding: 0 16px; }
  .section { padding: 56px 0; }
  .hero-section { padding: 54px 0 36px; }
  .hero-service-cards, .core-grid, .zone-grid, .help-grid, .quick-nav, .faq-grid, .check-grid, .compliance-list, .info-grid, .contact-grid, .footer-inner { grid-template-columns: 1fr; }
  .hero-visual, .feature-row, .app-card, .article-card, .compliance-box { padding: 18px; border-radius: 22px; }
  .hero-visual-info { grid-template-columns: 1fr; }
  .feature-image { min-height: 210px; }
  .zone-media { min-height: 170px; }
  .app-visual img, .page-visual img { max-height: 290px; }
  .mobile-register { padding: 0 12px; }
  .mobile-logo img { width: 104px; }
  .footer-bottom { flex-direction: column; }
  .page-hero { padding: 52px 0 40px; }
}