:root {
  --legal-primary: #17385f;
  --legal-primary-deep: #0b213c;
  --legal-accent: #b72c27;
  --legal-ink: #0f172a;
  --legal-copy: #475569;
  --legal-muted: #64748b;
  --legal-line: #dce4ed;
  --legal-soft: #f5f8fb;
  --legal-white: #fff;
  --legal-focus: #2563eb;
  --legal-shadow: 0 18px 48px rgba(15, 35, 60, 0.08);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  color: var(--legal-ink);
  background: var(--legal-soft);
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--legal-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--legal-accent);
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.35);
  outline-offset: 4px;
  border-radius: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 16px;
  color: #fff;
  background: var(--legal-primary-deep);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  color: #fff;
  transform: translateY(0);
}

.legal-shell {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.legal-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(220, 228, 237, 0.9);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.legal-header-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.legal-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--legal-ink);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.legal-brand:hover {
  color: var(--legal-ink);
}

.legal-brand img {
  display: block;
  width: 132px;
  height: 44px;
  object-fit: cover;
  object-position: left center;
}

.legal-header-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
}

.legal-header-nav a {
  color: var(--legal-copy);
  text-decoration: none;
  transition: color 160ms ease;
}

.legal-header-nav a:hover {
  color: var(--legal-accent);
}

.legal-hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 76px;
  color: #fff;
  background:
    radial-gradient(circle at 84% 18%, rgba(60, 126, 205, 0.38), transparent 32%),
    linear-gradient(135deg, #081a31 0%, #123b63 100%);
}

.legal-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
}

.legal-hero-content {
  position: relative;
  z-index: 1;
  max-width: 850px;
}

.legal-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  color: #cbdcf0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.legal-eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: #e5ad54;
}

.legal-hero h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 760;
  line-height: 1.18;
  letter-spacing: -0.035em;
}

.legal-hero-lead {
  max-width: 720px;
  margin: 22px 0 0;
  color: #d9e5f2;
  font-size: 18px;
  line-height: 1.8;
}

.legal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 30px;
  color: #b8cbe0;
  font-size: 14px;
}

.legal-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.legal-meta span::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #e5ad54;
}

.legal-main {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  align-items: start;
  gap: 44px;
  padding: 54px 0 84px;
}

.legal-main > * {
  min-width: 0;
}

.legal-toc {
  position: sticky;
  top: 100px;
  padding: 22px;
  border: 1px solid var(--legal-line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.84);
}

.legal-toc h2 {
  margin: 0 0 14px;
  color: var(--legal-ink);
  font-size: 14px;
  font-weight: 700;
}

.legal-toc ol {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: toc;
}

.legal-toc li {
  counter-increment: toc;
}

.legal-toc a {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 4px;
  padding: 6px 8px;
  color: var(--legal-muted);
  border-radius: 7px;
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 160ms ease, background-color 160ms ease;
}

.legal-toc a::before {
  content: counter(toc, decimal-leading-zero);
  color: #94a3b8;
  font-variant-numeric: tabular-nums;
}

.legal-toc a:hover {
  color: var(--legal-primary);
  background: #edf3f9;
}

.legal-mobile-toc {
  display: none;
}

.legal-article {
  padding: clamp(28px, 4vw, 54px);
  border: 1px solid var(--legal-line);
  border-radius: 18px;
  background: var(--legal-white);
  box-shadow: var(--legal-shadow);
}

.legal-intro {
  margin: 0 0 36px;
  padding: 20px 22px;
  color: #334155;
  border-left: 4px solid var(--legal-accent);
  border-radius: 0 10px 10px 0;
  background: #fff7f6;
}

.legal-section {
  padding: 8px 0 40px;
  border-bottom: 1px solid #e8edf3;
}

.legal-section + .legal-section {
  padding-top: 40px;
}

.legal-section:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.legal-section h2 {
  margin: 0 0 20px;
  color: var(--legal-primary-deep);
  font-size: clamp(24px, 3vw, 30px);
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.legal-section h3 {
  margin: 28px 0 12px;
  color: var(--legal-ink);
  font-size: 18px;
  line-height: 1.5;
}

.legal-section p {
  margin: 12px 0;
  color: var(--legal-copy);
}

.legal-section ul,
.legal-section ol {
  margin: 14px 0;
  padding-left: 1.35em;
  color: var(--legal-copy);
}

.legal-section li + li {
  margin-top: 8px;
}

.legal-section strong {
  color: #1e293b;
}

.legal-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  margin: 20px 0;
  border: 1px solid var(--legal-line);
  border-radius: 12px;
}

.legal-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  color: var(--legal-copy);
  font-size: 14px;
  line-height: 1.65;
}

.legal-table th,
.legal-table td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--legal-line);
  text-align: left;
  vertical-align: top;
}

.legal-table th {
  color: var(--legal-primary-deep);
  background: #edf3f8;
  font-weight: 700;
}

.legal-table tr:last-child td {
  border-bottom: 0;
}

.legal-note {
  margin: 22px 0;
  padding: 18px 20px;
  border: 1px solid #d7e3ef;
  border-radius: 12px;
  background: #f4f8fc;
}

.legal-note p:first-child {
  margin-top: 0;
}

.legal-note p:last-child {
  margin-bottom: 0;
}

.legal-contact-card {
  margin-top: 20px;
  padding: 22px;
  border: 1px solid #d7e3ef;
  border-radius: 14px;
  background: linear-gradient(135deg, #f4f8fc, #fff);
}

.legal-contact-card dl {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 9px 16px;
  margin: 0;
}

.legal-contact-card dt {
  color: var(--legal-muted);
  font-weight: 400;
}

.legal-contact-card dd {
  margin: 0;
  color: var(--legal-ink);
}

.legal-footer {
  color: #94a3b8;
  background: var(--legal-primary-deep);
}

.legal-footer-inner {
  display: flex;
  min-height: 94px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 13px;
}

.legal-footer p {
  margin: 0;
}

.legal-footer a {
  color: #cbd5e1;
}

@media (max-width: 900px) {
  .legal-main {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .legal-toc {
    display: none;
  }

  .legal-mobile-toc {
    display: block;
    border: 1px solid var(--legal-line);
    border-radius: 12px;
    background: #fff;
  }

  .legal-mobile-toc summary {
    padding: 16px 18px;
    color: var(--legal-primary-deep);
    cursor: pointer;
    font-weight: 700;
  }

  .legal-mobile-toc ol {
    columns: 2;
    margin: 0;
    padding: 0 18px 18px 42px;
  }

  .legal-mobile-toc li {
    break-inside: avoid;
    margin: 7px 0;
  }
}

@media (max-width: 640px) {
  .legal-shell {
    width: min(100% - 28px, 1160px);
  }

  .legal-header-inner {
    min-height: 64px;
  }

  .legal-brand img {
    width: 108px;
    height: 36px;
  }

  .legal-header-nav a:first-child {
    display: none;
  }

  .legal-hero {
    padding: 62px 0 56px;
  }

  .legal-hero-lead {
    font-size: 16px;
  }

  .legal-main {
    padding: 28px 0 54px;
  }

  .legal-mobile-toc ol {
    columns: 1;
  }

  .legal-article {
    padding: 24px 20px;
    border-radius: 14px;
  }

  .legal-intro {
    padding: 16px 17px;
  }

  .legal-section,
  .legal-section + .legal-section {
    padding-top: 30px;
    padding-bottom: 30px;
  }

  .legal-contact-card dl {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .legal-contact-card dd + dt {
    margin-top: 10px;
  }

  .legal-footer-inner {
    padding: 24px 0;
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

@media print {
  body {
    background: #fff;
    font-size: 11pt;
  }

  .legal-header,
  .legal-toc,
  .legal-mobile-toc,
  .legal-footer,
  .skip-link {
    display: none !important;
  }

  .legal-hero {
    padding: 24px 0;
    color: #000;
    background: #fff;
  }

  .legal-hero h1,
  .legal-hero-lead,
  .legal-meta,
  .legal-eyebrow {
    color: #000;
  }

  .legal-main {
    display: block;
    padding: 0;
  }

  .legal-article {
    padding: 0;
    border: 0;
    box-shadow: none;
  }

  .legal-section {
    break-inside: avoid;
  }
}