:root {
  --bg: #050b16;
  --bg-soft: #0a1424;
  --panel: rgba(10, 18, 34, 0.78);
  --panel-strong: rgba(12, 21, 38, 0.92);
  --gold: #c8a866;
  --gold-strong: #dbbc7a;
  --gold-soft: rgba(200, 168, 102, 0.18);
  --line: rgba(200, 168, 102, 0.24);
  --text: #f4efe6;
  --muted: rgba(244, 239, 230, 0.74);
  --muted-strong: rgba(244, 239, 230, 0.88);
  --danger: #f1d9a2;
  --shadow: 0 28px 72px rgba(0, 0, 0, 0.45);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --content-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Inter", "Noto Sans SC", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 18% 12%, rgba(200, 168, 102, 0.11), transparent 18%),
    radial-gradient(circle at 80% 82%, rgba(67, 90, 130, 0.2), transparent 24%),
    linear-gradient(180deg, #07111f 0%, var(--bg) 45%, #02060d 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.45;
  background:
    radial-gradient(circle at 50% 106%, rgba(200, 168, 102, 0.16) 0, transparent 4%),
    repeating-radial-gradient(circle at 50% 112%, rgba(200, 168, 102, 0.08) 0 2px, transparent 2px 52px);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: rgba(4, 9, 18, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.nav-shell,
.section-shell,
.footer-shell {
  width: min(calc(100% - 40px), var(--content-width));
  margin: 0 auto;
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-link img {
  width: 220px;
  height: auto;
}

.brand-tag {
  padding-left: 14px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 8px;
  padding-left: 14px;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.lang-switch a,
.lang-switch span {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lang-switch span {
  color: var(--gold-strong);
}

.nav-links a {
  color: var(--muted);
  font-size: 14px;
  padding: 10px 14px;
  border-radius: 999px;
  transition: 180ms ease;
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
  transition: 180ms ease;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.06);
}

.nav-toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.cta-link {
  border: 1px solid var(--line);
  color: var(--gold-strong) !important;
}

main {
  padding: 28px 0 80px;
}

.hero {
  width: min(calc(100% - 40px), var(--content-width));
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
    radial-gradient(circle at 14% 18%, rgba(200, 168, 102, 0.12), transparent 20%),
    radial-gradient(circle at 86% 86%, rgba(200, 168, 102, 0.08), transparent 28%),
    linear-gradient(180deg, rgba(7, 17, 31, 0.94), rgba(4, 10, 20, 0.96));
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero::before,
.feature-panel::before,
.contact-panel::before,
.page-hero::before,
.statement::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, rgba(200, 168, 102, 0.08), transparent 24%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 16%, transparent 84%, rgba(200, 168, 102, 0.05)),
    linear-gradient(90deg, rgba(200, 168, 102, 0.12), transparent 6%, transparent 94%, rgba(200, 168, 102, 0.08));
}

.hero-grid,
.page-hero-grid,
.contact-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.85fr);
  gap: 34px;
  padding: 80px 68px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--gold);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 600;
}

.hero-title,
.page-title,
.section-title,
.contact-title {
  margin: 0;
  font-family: "Playfair Display", "Noto Serif SC", "Songti SC", serif;
  letter-spacing: 0.01em;
}

.hero-title {
  font-size: clamp(42px, 7vw, 74px);
  line-height: 1.05;
}

.page-title {
  font-size: clamp(34px, 5vw, 60px);
  line-height: 1.08;
}

.title-en,
.section-title-en,
.card-title-en,
.metric-label,
.small-cap {
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.title-en {
  margin-top: 16px;
  font-size: 14px;
}

.hero-subtitle,
.page-subtitle,
.lede,
.contact-copy,
.card-copy,
.metric-copy,
.list-copy,
.footer-copy {
  color: var(--muted-strong);
  font-size: 17px;
  line-height: 1.82;
}

.hero-subtitle,
.page-subtitle {
  margin: 24px 0 0;
  max-width: 760px;
}

.button-row {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  transition: 180ms ease;
}

.button {
  color: #15110a;
  background: linear-gradient(180deg, #d4b57a 0%, #bf995a 100%);
}

.button:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
}

.button-secondary {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.hero-aside,
.page-hero-aside {
  display: grid;
  gap: 18px;
  align-content: end;
}

.stat-card,
.mini-card,
.metric-card,
.feature-panel,
.statement,
.contact-panel,
.form-panel,
.info-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: var(--panel);
}

.stat-card,
.mini-card,
.metric-card,
.contact-panel,
.form-panel,
.info-card {
  padding: 26px;
}

.stat-card strong,
.metric-card strong,
.info-card strong {
  display: block;
  font-size: 34px;
  color: var(--gold-strong);
  font-weight: 600;
}

.stat-card span,
.metric-card span,
.info-card span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}

.mini-card-grid,
.card-grid,
.metric-grid,
.info-grid,
.split-grid,
.timeline {
  display: grid;
  gap: 18px;
}

.mini-card-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.section {
  margin-top: 28px;
}

.section-shell {
  padding: 54px 0 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-title {
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.12;
}

.section-title-en {
  margin-top: 12px;
  font-size: 13px;
}

.lede {
  margin: 20px 0 0;
}

.card-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-panel,
.statement {
  padding: 30px;
}

.feature-panel > *,
.statement > * {
  position: relative;
  z-index: 1;
}

.card-title {
  margin: 0;
  font-size: 24px;
  line-height: 1.2;
  font-weight: 700;
}

.card-title-en {
  margin-top: 12px;
  font-size: 12px;
}

.card-copy {
  margin: 18px 0 0;
  font-size: 15px;
}

.statement {
  min-height: 100%;
}

.statement-mark {
  width: 44px;
  height: 2px;
  margin-bottom: 18px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.9), rgba(200, 168, 102, 0.3));
}

.split-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric-grid,
.info-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.metric-label {
  font-size: 11px;
}

.metric-value {
  margin: 12px 0 0;
  color: var(--text);
  font-size: 25px;
  font-weight: 700;
}

.metric-copy {
  margin: 12px 0 0;
  font-size: 15px;
}

.list-block {
  padding: 30px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: var(--panel-strong);
}

.bullet-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.bullet-panel {
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(255, 255, 255, 0.02);
}

.bullet-panel h4 {
  margin: 0;
  font-size: 18px;
}

.bullet-list {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted-strong);
  line-height: 1.85;
  font-size: 15px;
}

.rules-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.rule-card {
  padding: 26px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(9, 17, 31, 0.84);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.24);
}

.rule-no {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.rule-name {
  margin: 14px 0 0;
  font-size: 24px;
  line-height: 1.2;
}

.rule-sub {
  margin: 12px 0 0;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.rule-copy {
  margin: 16px 0 0;
  color: var(--muted-strong);
  font-size: 15px;
  line-height: 1.84;
}

.audit-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.audit-list li {
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted-strong);
  line-height: 1.8;
  font-size: 15px;
}

.list-block h3 {
  margin: 0;
  font-size: 24px;
}

.list-block .title-en {
  margin-top: 10px;
}

.list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.list li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  align-items: start;
}

.list li::before {
  content: "";
  margin-top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 6px rgba(200, 168, 102, 0.08);
}

.list-copy {
  margin: 0;
  font-size: 15px;
}

.page-hero,
.contact-wrap {
  width: min(calc(100% - 40px), var(--content-width));
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.05);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    radial-gradient(circle at 88% 80%, rgba(200, 168, 102, 0.09), transparent 28%),
    linear-gradient(180deg, rgba(6, 14, 26, 0.96), rgba(4, 10, 20, 0.98));
  box-shadow: var(--shadow);
}

.page-hero-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
}

.page-hero-card h3 {
  margin: 0;
  font-size: 22px;
}

.page-hero-card p {
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.timeline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.timeline-step {
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: var(--panel-strong);
}

.timeline-step strong {
  display: block;
  color: var(--gold);
  font-size: 14px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.timeline-step h3 {
  margin: 14px 0 0;
  font-size: 22px;
}

.timeline-step p {
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.contact-wrap {
  margin-top: 28px;
}

.contact-grid {
  align-items: start;
}

.contact-copy {
  margin-top: 20px;
}

.contact-panel h3,
.form-panel h3,
.info-card h3 {
  margin: 0;
  font-size: 24px;
}

.contact-panel p,
.info-card p {
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.contact-points {
  margin-top: 22px;
  display: grid;
  gap: 14px;
}

.contact-points-wide {
  margin-top: 0;
  margin-bottom: 24px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-points a,
.contact-points span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
}

.contact-points-wide a,
.contact-points-wide span {
  min-height: 100%;
  padding: 18px 20px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
}

.contact-points .small-cap {
  font-size: 11px;
}

.dual-forms {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.dual-forms .form-panel {
  min-height: 100%;
}

.seat-grid .metric-card {
  min-height: 100%;
}

.seat-grid .metric-value {
  font-size: clamp(24px, 2.7vw, 34px);
  line-height: 1.18;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 10px;
  color: var(--muted-strong);
  font-size: 14px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font: inherit;
}

.contact-form textarea {
  min-height: 160px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(200, 168, 102, 0.4);
  box-shadow: 0 0 0 4px rgba(200, 168, 102, 0.08);
}

.form-note {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.site-footer {
  padding: 34px 0 48px;
}

.footer-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-copy {
  margin: 0;
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted);
  font-size: 14px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 1080px) {
  .hero-grid,
  .page-hero-grid,
  .contact-grid,
  .split-grid,
  .timeline,
  .metric-grid,
  .info-grid,
  .card-grid,
  .rules-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-grid,
  .page-hero-grid,
  .contact-grid {
    padding: 64px 36px;
  }

  .contact-points-wide,
  .dual-forms {
    grid-template-columns: 1fr 1fr;
  }

  .nav-shell {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand-tag {
    display: none;
  }
}

@media (max-width: 760px) {
  .nav-shell,
  .section-shell,
  .footer-shell,
  .hero,
  .page-hero,
  .contact-wrap {
    width: min(calc(100% - 28px), var(--content-width));
  }

  .hero-grid,
  .page-hero-grid,
  .contact-grid,
  .split-grid,
  .timeline,
  .metric-grid,
  .info-grid,
  .card-grid,
  .mini-card-grid,
  .form-row,
  .bullet-columns,
  .rules-grid,
  .contact-points-wide,
  .dual-forms {
    grid-template-columns: 1fr;
  }

  .hero-grid,
  .page-hero-grid,
  .contact-grid {
    padding: 52px 22px;
  }

  .site-header {
    position: static;
  }

  main {
    padding: 18px 0 56px;
  }

  .nav-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
  }

  .nav-toggle {
    display: inline-flex;
    justify-self: end;
  }

  .nav-links {
    display: none;
    grid-column: 1 / -1;
    margin-top: 4px;
    width: 100%;
    gap: 8px;
    padding: 14px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 18px;
    background: rgba(7, 14, 27, 0.96);
    justify-content: flex-start;
    flex-direction: column;
    align-items: stretch;
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    width: 100%;
    padding: 8px 12px;
    font-size: 13px;
  }

  .cta-link {
    order: 98;
  }

  .feature-panel,
  .statement,
  .list-block,
  .contact-panel,
  .form-panel,
  .info-card {
    padding: 24px;
  }

  .brand-link img {
    width: 184px;
  }

  .lang-switch {
    display: flex;
    width: 100%;
    justify-content: flex-start;
    gap: 10px;
    padding: 8px 12px 0;
    margin-top: 2px;
    margin-left: 0;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
  }

  .hero,
  .page-hero,
  .contact-wrap {
    border-radius: 22px;
  }

  .hero-title {
    font-size: clamp(34px, 12vw, 48px);
    line-height: 1.08;
  }

  .page-title {
    font-size: clamp(28px, 10vw, 40px);
    line-height: 1.12;
  }

  .section-title,
  .contact-title {
    font-size: clamp(26px, 8.5vw, 34px);
  }

  .hero-subtitle,
  .page-subtitle,
  .lede,
  .card-copy,
  .metric-copy,
  .list-copy,
  .contact-copy {
    font-size: 16px;
  }

  .button-row {
    gap: 10px;
  }

  .button,
  .button-secondary {
    width: 100%;
    min-height: 46px;
  }

  .stat-card,
  .metric-card,
  .contact-panel,
  .form-panel,
  .info-card,
  .page-hero-card,
  .rule-card {
    padding: 22px;
  }

  .stat-card strong,
  .metric-card strong,
  .info-card strong {
    font-size: 30px;
  }

  .metric-value,
  .rule-name,
  .card-title {
    font-size: 22px;
  }

  .contact-form textarea {
    min-height: 136px;
  }

  .footer-shell {
    flex-direction: column;
    align-items: flex-start;
  }
}