:root {
  --legal-page-bg: #ffffff;
  --legal-surface: #ffffff;
  --legal-surface-subtle: #f8fafc;
  --legal-text: #111827;
  --legal-text-muted: #475569;
  --legal-text-faint: #64748b;
  --legal-border: #e2e8f0;
  --legal-border-strong: #cbd5e1;
  --legal-accent: #075985;
  --legal-accent-soft: #e0f2fe;
  --legal-focus: #0284c7;
  --legal-code-bg: #f1f5f9;
  --legal-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}

html.dark {
  --legal-page-bg: #141210;
  --legal-surface: #1b1917;
  --legal-surface-subtle: #211f1c;
  --legal-text: #f4f4f5;
  --legal-text-muted: #d4d4d8;
  --legal-text-faint: #a1a1aa;
  --legal-border: rgba(255, 255, 255, 0.11);
  --legal-border-strong: rgba(255, 255, 255, 0.2);
  --legal-accent: #7dd3fc;
  --legal-accent-soft: rgba(14, 116, 144, 0.24);
  --legal-focus: #38bdf8;
  --legal-code-bg: rgba(255, 255, 255, 0.08);
  --legal-shadow: 0 22px 54px rgba(0, 0, 0, 0.24);
}

* {
  box-sizing: border-box;
}

html,
body.portal-legal-page {
  max-width: 100%;
  overflow-x: clip;
}

body.portal-legal-page {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--legal-page-bg);
  color: var(--legal-text);
  font-family: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.75;
}

body.portal-legal-page > nav.sticky + main.portal-page-main.legal-page-shell {
  width: min(1240px, calc(100% - 40px)) !important;
  max-width: 1240px !important;
  min-width: 0 !important;
  margin-right: auto !important;
  margin-left: auto !important;
  padding: clamp(32px, 4vw, 56px) 0 clamp(52px, 6vw, 80px) !important;
  flex: 1 0 auto;
}

.legal-page-header {
  width: min(880px, calc(100% - 252px));
  min-width: 0;
  margin: 0 0 30px 252px;
}

.legal-page-header h1 {
  margin: 0;
  color: var(--legal-text);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.legal-page-header .meta {
  margin: 12px 0 0;
  color: var(--legal-text-muted);
  font-size: 14px;
  line-height: 1.6;
}

.legal-page-grid {
  display: grid;
  grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  min-width: 0;
}

.legal-reading-column {
  width: min(880px, 100%);
  min-width: 0;
}

.legal-toc-desktop {
  position: sticky;
  top: 104px;
  align-self: start;
  max-height: calc(100vh - 128px);
  overflow-y: auto;
  padding: 8px 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.legal-toc-desktop .legal-toc-list {
  position: relative;
  padding-left: 18px;
}

.legal-toc-desktop .legal-toc-list::before {
  content: "";
  position: absolute;
  top: 0.2rem;
  bottom: 0.2rem;
  left: 1px;
  width: 2px;
  border-radius: 999px;
  background: var(--legal-border);
  pointer-events: none;
}

.legal-toc-desktop .legal-toc-list a {
  padding: 7px 0;
  border-radius: 0;
  transition: color 180ms ease, transform 180ms ease;
}

.legal-toc-desktop .legal-toc-list a:hover {
  color: var(--legal-accent);
  background: transparent;
  transform: translateX(2px);
}

@media (prefers-reduced-motion: reduce) {
  .legal-toc-desktop .legal-toc-list a {
    transition: none;
  }
}

.legal-toc-mobile {
  display: none;
  margin: 0 0 24px;
  border: 1px solid var(--legal-border);
  border-radius: 12px;
  background: var(--legal-surface-subtle);
}

.legal-toc-mobile summary {
  padding: 14px 16px;
  color: var(--legal-text);
  font-size: 15px;
  font-weight: 650;
  cursor: pointer;
}

.legal-toc-mobile[open] summary {
  border-bottom: 1px solid var(--legal-border);
}

.legal-toc-label {
  margin: 0 0 10px;
  color: var(--legal-text-faint);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.legal-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.legal-toc-mobile .legal-toc-list {
  padding: 12px 16px 16px;
}

.legal-toc-list li {
  margin: 0;
}

.legal-toc-list a {
  display: block;
  padding: 7px 8px;
  border-radius: 7px;
  color: var(--legal-text-muted);
  font-size: 14px;
  line-height: 1.45;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease;
}

.legal-toc-list a:hover {
  background: var(--legal-accent-soft);
  color: var(--legal-accent);
}

body.portal-legal-page main.legal-page-shell .legal-reading-column > article.article {
  min-width: 0;
  margin: 0 !important;
  padding: 0 !important;
  color: var(--legal-text);
  background: transparent;
  border: 0;
}

#legal-article h1 {
  margin: 0 0 12px;
  color: var(--legal-text);
  font-size: 2rem;
  line-height: 1.2;
}

#legal-article h2,
.legal-support-contact h2 {
  margin: 36px 0 12px;
  color: var(--legal-text);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
  scroll-margin-top: 112px;
}

#legal-article h3 {
  margin: 24px 0 8px;
  color: var(--legal-text);
  font-size: 18px;
  line-height: 1.45;
  scroll-margin-top: 112px;
}

#legal-article p,
#legal-article li,
.legal-support-contact p,
.legal-support-contact .portal-contact-line {
  color: var(--legal-text);
  font-size: 16px;
  line-height: 1.8;
}

#legal-article p {
  margin: 12px 0;
}

#legal-article ul,
#legal-article ol {
  margin: 10px 0 16px;
  padding-left: 1.5rem;
}

#legal-article li {
  margin: 6px 0;
}

#legal-article li::marker {
  color: var(--legal-text-faint);
}

#legal-article a,
.legal-support-contact a {
  color: var(--legal-accent);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--legal-accent) 45%, transparent);
  text-underline-offset: 0.18em;
}

#legal-article a:hover,
.legal-support-contact a:hover {
  text-decoration-color: currentColor;
}

#legal-article strong,
.legal-support-contact strong {
  color: var(--legal-text);
  font-weight: 700;
}

#legal-article code {
  padding: 2px 6px;
  border-radius: 5px;
  background: var(--legal-code-bg);
  color: var(--legal-text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
}

.legal-note,
.legal-lang-fallback {
  margin: 18px 0;
  padding: 14px 16px;
  border-left: 3px solid var(--legal-accent);
  background: var(--legal-accent-soft);
  color: var(--legal-text-muted) !important;
}

.legal-table-scroll {
  width: 100%;
  max-width: 100%;
  margin: 18px 0 24px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  border: 1px solid var(--legal-border);
  border-radius: 12px;
  background: var(--legal-surface);
  box-shadow: var(--legal-shadow);
  -webkit-overflow-scrolling: touch;
}

.legal-table-scroll table {
  width: 100%;
  min-width: 720px;
  margin: 0;
  border-collapse: collapse;
  font-size: 14px;
}

.legal-table-scroll th,
.legal-table-scroll td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--legal-border);
  color: var(--legal-text);
  text-align: left;
  vertical-align: top;
}

.legal-table-scroll th {
  background: var(--legal-surface-subtle);
  color: var(--legal-text-muted);
  font-weight: 650;
  white-space: nowrap;
}

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

.legal-support-contact {
  margin-top: 42px;
  padding: 24px;
  border: 1px solid var(--legal-border);
  border-radius: 16px;
  background: var(--legal-surface-subtle);
}

.legal-support-contact h2 {
  margin-top: 0;
}

.legal-support-contact .contact-main {
  margin-bottom: 12px;
}

.legal-support-contact .portal-contact-line {
  display: grid;
  grid-template-columns: minmax(104px, 128px) minmax(0, 1fr);
  gap: 12px 18px;
  align-items: start;
  padding: 12px 0;
  border-bottom: 1px solid var(--legal-border);
}

.legal-support-contact .portal-contact-line:last-child {
  border-bottom: 0;
}

.legal-support-contact .portal-contact-label {
  color: var(--legal-text-muted);
  font-size: 14px;
  font-weight: 650;
}

.legal-support-contact .portal-contact-value,
.legal-support-contact .portal-contact-entry {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  overflow-wrap: anywhere;
}

.legal-support-contact .portal-contact-value {
  flex-direction: column;
  align-items: flex-start;
}

.legal-support-contact .portal-contact-copy {
  min-height: 34px;
  padding: 5px 10px;
  border: 1px solid var(--legal-border-strong);
  border-radius: 8px;
  background: var(--legal-surface);
  color: var(--legal-text);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease;
}

.legal-support-contact .portal-contact-copy:hover {
  border-color: var(--legal-accent);
  background: var(--legal-accent-soft);
}

.legal-support-contact .portal-contact-copy:disabled {
  cursor: default;
  opacity: 0.72;
}

.legal-support-contact > p {
  margin: 16px 0 0;
  color: var(--legal-text-muted);
  font-size: 14px;
  line-height: 1.65;
}

.portal-legal-footer {
  position: static;
  flex: 0 0 auto;
  width: 100%;
  border-top: 1px solid var(--legal-border);
  background: var(--legal-surface);
  color: var(--legal-text-faint);
}

.portal-legal-footer-inner {
  width: min(1240px, calc(100% - 40px));
  min-height: 80px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.portal-legal-footer p {
  margin: 0;
}

.portal-legal-footer p,
.portal-legal-footer a {
  color: inherit;
  white-space: normal;
}

.portal-legal-footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.portal-legal-footer a {
  text-decoration: none;
  transition: color 180ms ease;
}

.portal-legal-footer a:hover {
  color: var(--legal-text);
}

#legal-article a:focus-visible,
.legal-toc-desktop a:focus-visible,
.legal-toc-mobile summary:focus-visible,
.legal-toc-mobile a:focus-visible,
.legal-support-contact a:focus-visible,
.legal-support-contact button:focus-visible,
.portal-legal-footer a:focus-visible {
  outline: 3px solid var(--legal-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (max-width: 1023px) {
  body.portal-legal-page > nav.sticky + main.portal-page-main.legal-page-shell {
    width: min(880px, calc(100% - 32px)) !important;
    padding-top: 28px !important;
  }

  .legal-page-header {
    width: 100%;
    margin: 0 0 24px;
  }

  .legal-page-grid {
    display: block;
  }

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

  .legal-toc-mobile {
    display: block;
  }
}

@media (max-width: 639px) {
  body.portal-legal-page > nav.sticky + main.portal-page-main.legal-page-shell {
    width: min(100% - 24px, 880px) !important;
    padding-top: 22px !important;
    padding-bottom: 44px !important;
  }

  .legal-page-header h1 {
    font-size: 30px;
  }

  #legal-article h2,
  .legal-support-contact h2 {
    margin-top: 30px;
    font-size: 20px;
  }

  .legal-support-contact {
    padding: 18px;
  }

  .legal-support-contact .portal-contact-line {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .portal-legal-footer-inner {
    width: calc(100% - 32px);
    min-height: 0;
    padding: 22px 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .portal-legal-footer-links {
    gap: 12px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .legal-toc-list a,
  .legal-support-contact .portal-contact-copy,
  .portal-legal-footer a {
    transition: none;
  }
}