/* Legal documents: long-form reading surface for the public site. */
:root {
  --legal-bg: #0b0e10;
  --legal-surface: #121618;
  --legal-surface-raised: #181d20;
  --legal-line: rgba(255, 255, 255, 0.1);
  --legal-line-soft: rgba(255, 255, 255, 0.065);
  --legal-text: #f1f3f2;
  --legal-muted: #a4acaa;
  --legal-dim: #7d8784;
  --legal-accent: #9b6cff;
  --legal-accent-soft: rgba(155, 108, 255, 0.14);
  --legal-max: 1180px;
  --legal-copy: 780px;
}

html {
  min-width: 320px;
  min-height: 100%;
  background: var(--legal-bg);
  scroll-behavior: smooth;
}

body.legal-page {
  min-height: 100vh;
  height: auto;
  display: block;
  overflow-x: hidden;
  overflow-y: auto;
  background: linear-gradient(180deg, rgba(155, 108, 255, 0.07), transparent 260px), var(--legal-bg);
  color: var(--legal-text);
  font-family: "HarmonyOS Sans SC", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.8;
}

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

.legal-page a { color: inherit; text-decoration: none; }
.legal-page a:focus-visible { outline: 2px solid var(--legal-accent); outline-offset: 3px; }

.legal-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--legal-line);
  background: rgba(11, 14, 16, 0.9);
  backdrop-filter: blur(18px);
}

.legal-header-inner {
  width: min(var(--legal-max), calc(100% - 48px));
  min-height: 68px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.legal-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--legal-text);
  font-size: 15px;
  font-weight: 760;
  white-space: nowrap;
}

.legal-brand-mark {
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(155, 108, 255, 0.55);
  border-radius: 5px;
  color: var(--legal-text);
  background: linear-gradient(135deg, #9b6cff, #654cff);
  font-size: 16px;
  line-height: 1;
}

.legal-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--legal-muted);
  font-size: 12px;
}

.legal-nav a { padding: 8px 10px; border-radius: 4px; }
.legal-nav a:hover,
.legal-nav a[aria-current="page"] { color: var(--legal-text); background: var(--legal-accent-soft); }

.legal-main {
  width: min(var(--legal-max), calc(100% - 48px));
  margin: 0 auto;
  padding: 72px 0 96px;
}

.legal-hero { max-width: var(--legal-copy); padding-bottom: 42px; border-bottom: 1px solid var(--legal-line); }
.legal-kicker { margin: 0 0 12px; color: var(--legal-accent); font-size: 11px; font-weight: 700; letter-spacing: 0.12em; }
.legal-hero h1 { margin: 0; color: var(--legal-text); font-size: clamp(30px, 5vw, 48px); font-weight: 780; letter-spacing: 0; line-height: 1.16; }
.legal-hero-meta { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; color: var(--legal-dim); font-size: 12px; }

.legal-layout {
  display: grid;
  grid-template-columns: minmax(190px, 230px) minmax(0, var(--legal-copy));
  align-items: start;
  gap: clamp(32px, 7vw, 92px);
  padding-top: 44px;
}

.legal-toc { position: sticky; top: 96px; padding: 16px 0; border-top: 1px solid var(--legal-line); border-bottom: 1px solid var(--legal-line); }
.legal-toc-title { margin: 0 0 10px; color: var(--legal-text); font-size: 11px; font-weight: 700; }
.legal-toc ol { margin: 0; padding-left: 18px; color: var(--legal-dim); font-size: 12px; line-height: 1.6; }
.legal-toc li + li { margin-top: 4px; }
.legal-toc a:hover { color: var(--legal-text); }

.legal-content { min-width: 0; color: var(--legal-muted); font-size: 15px; }
.legal-content > :first-child { margin-top: 0; }
.legal-content section { scroll-margin-top: 96px; margin-top: 48px; }
.legal-content h2 { margin: 0 0 16px; color: var(--legal-text); font-size: 22px; font-weight: 760; line-height: 1.35; }
.legal-content h3 { margin: 24px 0 8px; color: var(--legal-text); font-size: 16px; font-weight: 700; line-height: 1.45; }
.legal-content p { margin: 0 0 14px; overflow-wrap: anywhere; }
.legal-content strong { color: var(--legal-text); font-weight: 700; }
.legal-content ul,
.legal-content ol { margin: 0 0 16px; padding-left: 1.5em; }
.legal-content li + li { margin-top: 8px; }
.legal-content a { color: var(--legal-accent); text-decoration: underline; text-decoration-color: rgba(155, 108, 255, 0.4); text-underline-offset: 3px; }
.legal-content a:hover { color: var(--legal-text); }

.legal-note { margin: 22px 0 0; padding: 15px 17px; border: 1px solid rgba(155, 108, 255, 0.28); border-top: 2px solid var(--legal-accent); background: var(--legal-accent-soft); color: var(--legal-text); font-size: 14px; }
.legal-table-wrap { margin: 18px 0 20px; overflow-x: auto; border: 1px solid var(--legal-line); background: rgba(18, 22, 24, 0.65); }
.legal-table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 13px; line-height: 1.65; }
.legal-table th,
.legal-table td { padding: 12px 14px; border-bottom: 1px solid var(--legal-line-soft); text-align: left; vertical-align: top; }
.legal-table th { color: var(--legal-text); background: var(--legal-surface-raised); font-weight: 700; }
.legal-table tr:last-child td { border-bottom: 0; }

.legal-footer { border-top: 1px solid var(--legal-line); background: rgba(8, 10, 12, 0.78); }
.legal-footer-inner { width: min(var(--legal-max), calc(100% - 48px)); min-height: 86px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--legal-dim); font-size: 11px; }
.legal-footer-links { display: flex; flex-wrap: wrap; gap: 6px 16px; }
.legal-footer a:hover { color: var(--legal-text); }

@media (max-width: 820px) {
  .legal-main { padding-top: 48px; }
  .legal-layout { display: block; padding-top: 30px; }
  .legal-toc { position: static; margin-bottom: 42px; }
  .legal-toc ol { columns: 2; column-gap: 28px; }
  .legal-toc li { break-inside: avoid; }
}

@media (max-width: 560px) {
  .legal-header-inner,
  .legal-main,
  .legal-footer-inner { width: min(100% - 32px, var(--legal-max)); }
  .legal-header-inner { min-height: 60px; }
  .legal-brand { font-size: 14px; }
  .legal-brand-mark { width: 28px; height: 28px; }
  .legal-nav { gap: 0; font-size: 11px; }
  .legal-nav a { padding: 7px 6px; }
  .legal-hero { padding-bottom: 30px; }
  .legal-hero h1 { font-size: 30px; }
  .legal-hero-meta { display: grid; gap: 4px; }
  .legal-content { font-size: 14px; }
  .legal-content section { margin-top: 38px; }
  .legal-content h2 { font-size: 20px; }
  .legal-toc ol { columns: 1; }
  .legal-footer-inner { align-items: flex-start; flex-direction: column; justify-content: center; padding: 18px 0; }
}

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