.page-disclaimer {
  --toc-width: 232px;
  --terms-rule: var(--border-thin) solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-ink);
  display: block;
}

.page-disclaimer .terms-container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .terms-banner {
  position: relative;
  isolation: isolate;
  background: var(--color-surface-deep);
  border-bottom: var(--border-thick) solid var(--color-contrast-surface);
}

.page-disclaimer .terms-banner img {
  display: block;
  width: 100%;
  height: clamp(260px, 44vw, 430px);
  object-fit: cover;
  object-position: center 40%;
}

.page-disclaimer .terms-banner-scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
  pointer-events: none;
}

.page-disclaimer .terms-banner-inner {
  position: absolute;
  inset: auto 0 0 0;
  padding-block: var(--space-4) var(--space-6);
  color: var(--color-contrast-ink);
}

.page-disclaimer .terms-kicker {
  margin: 0 0 var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-contrast-accent);
}

.page-disclaimer .terms-banner h1 {
  margin: 0 0 var(--space-2);
  max-width: 24ch;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-disclaimer .terms-lede {
  margin: 0;
  max-width: 60ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.92;
}

/* ---------- 面包屑地层条 ---------- */

.page-disclaimer .terms-crumb-bar {
  background: var(--color-surface-alt);
  border-bottom: var(--terms-rule);
  padding-block: var(--space-2);
}

.page-disclaimer .crumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-disclaimer .crumb-item + .crumb-item::before {
  content: "/";
  margin-right: var(--space-1);
  color: var(--color-ink-muted);
}

.page-disclaimer .crumb-item a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
  transition: color 160ms ease, border-color 160ms ease;
}

.page-disclaimer .crumb-item a:hover,
.page-disclaimer .crumb-item a:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- 主体分栏 ---------- */

.page-disclaimer .terms-layout {
  padding-block: var(--space-6) var(--space-8);
  background: var(--color-surface);
}

.page-disclaimer .terms-layout-inner {
  display: grid;
  gap: var(--space-6);
}

.page-disclaimer .terms-layout-inner > * {
  min-width: 0;
}

/* ---------- 章节目录轨道 ---------- */

.page-disclaimer .terms-toc {
  border-top: var(--border-thick) solid var(--color-primary);
  padding-top: var(--space-2);
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.page-disclaimer .toc-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-disclaimer .toc-groups {
  display: flex;
  gap: var(--space-4);
  padding-bottom: var(--space-1);
}

.page-disclaimer .toc-group {
  flex: 0 0 auto;
}

.page-disclaimer .toc-group + .toc-group {
  margin-top: 0;
}

.page-disclaimer .toc-group-label {
  margin: 0 0 var(--space-1);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-primary);
}

.page-disclaimer .toc-list {
  display: flex;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .toc-link {
  display: block;
  white-space: nowrap;
  padding: var(--space-1);
  font-size: var(--text-sm);
  line-height: 1.4;
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid transparent;
  border-radius: var(--radius-sm);
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.page-disclaimer .toc-link:hover,
.page-disclaimer .toc-link:focus-visible {
  color: var(--color-accent);
  background: var(--color-highlight);
  border-bottom-color: var(--color-accent);
}

.page-disclaimer .toc-link:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 条款正文 ---------- */

.page-disclaimer .terms-body {
  min-width: 0;
}

.page-disclaimer .terms-section {
  position: relative;
  padding-block: var(--space-6);
  padding-left: var(--space-3);
  border-top: var(--terms-rule);
  scroll-margin-top: var(--space-6);
}

.page-disclaimer .terms-section:nth-child(2n) {
  padding-left: var(--space-4);
}

.page-disclaimer .terms-section:nth-child(3n) {
  padding-left: var(--space-2);
}

.page-disclaimer .terms-section::before {
  content: "";
  position: absolute;
  left: 0;
  top: var(--space-6);
  width: var(--border-thick);
  height: 30px;
  background: var(--color-primary);
  transition: height 200ms ease, background-color 200ms ease;
}

.page-disclaimer .terms-section:nth-child(2n)::before {
  background: var(--color-accent);
}

.page-disclaimer .terms-section:target::before {
  height: 56px;
  background: var(--color-accent);
}

.page-disclaimer .terms-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1) var(--space-2);
  margin-bottom: var(--space-2);
}

.page-disclaimer .terms-index {
  display: inline-block;
  padding: 4px var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: var(--color-highlight);
  border-radius: var(--radius-sm);
}

.page-disclaimer .terms-section:target .terms-index {
  color: var(--color-accent-ink);
  background: var(--color-accent);
}

.page-disclaimer .terms-head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-disclaimer .terms-section p {
  max-width: var(--measure);
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-disclaimer .terms-inline-link {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-highlight);
  transition: color 160ms ease, border-color 160ms ease;
}

.page-disclaimer .terms-inline-link:hover,
.page-disclaimer .terms-inline-link:focus-visible {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

/* 逐条列表 */

.page-disclaimer .terms-list {
  max-width: var(--measure);
  margin: 0 0 var(--space-3);
  padding: 0;
  list-style: none;
  counter-reset: terms-li;
}

.page-disclaimer .terms-list li {
  position: relative;
  padding-left: var(--space-4);
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-disclaimer .terms-list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .terms-list li::before {
  counter-increment: terms-li;
  content: counter(terms-li) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
}

.page-disclaimer .terms-list--plain {
  counter-reset: none;
}

.page-disclaimer .terms-list--plain li::before {
  content: "";
  counter-increment: none;
  top: 0.72em;
  left: 3px;
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
}

/* 动作块 */

.page-disclaimer .terms-action {
  max-width: var(--measure);
  margin-top: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-deep);
  border-left: var(--border-thick) solid var(--color-accent);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-1);
}

.page-disclaimer .terms-action .action-label {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-accent);
}

.page-disclaimer .terms-action p {
  margin: 0;
  max-width: none;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 响应式 ---------- */

@media (max-width: 719px) {
  .page-disclaimer .terms-banner-scrim {
    display: none;
  }

  .page-disclaimer .terms-banner-inner {
    position: static;
    padding-block: var(--space-4);
    background: var(--color-contrast-surface);
  }

  .page-disclaimer .terms-banner h1 {
    max-width: none;
  }
}

@media (min-width: 720px) {
  .page-disclaimer .terms-banner h1 {
    font-size: var(--text-3xl);
  }

  .page-disclaimer .terms-head h2 {
    font-size: var(--text-xl);
  }
}

@media (min-width: 960px) {
  .page-disclaimer .terms-layout {
    padding-block: var(--section-y) var(--section-y-lg);
  }

  .page-disclaimer .terms-layout-inner {
    grid-template-columns: var(--toc-width) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-disclaimer .terms-toc {
    position: sticky;
    top: var(--space-4);
    max-height: calc(100vh - var(--space-8));
    overflow-x: visible;
    overflow-y: auto;
    overscroll-behavior: contain;
    border-top: 0;
    border-left: var(--border-thick) solid var(--color-primary);
    padding-top: 0;
    padding-left: var(--space-3);
  }

  .page-disclaimer .toc-groups {
    display: grid;
    gap: var(--space-3);
    padding-bottom: 0;
  }

  .page-disclaimer .toc-list {
    display: grid;
    gap: 2px;
  }

  .page-disclaimer .toc-link {
    white-space: normal;
    padding: var(--space-1) var(--space-2);
    border-bottom: 0;
    border-left: var(--border-thin) solid transparent;
  }

  .page-disclaimer .toc-link:hover,
  .page-disclaimer .toc-link:focus-visible {
    border-bottom-color: transparent;
    border-left-color: var(--color-accent);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-link,
  .page-disclaimer .terms-section::before,
  .page-disclaimer .crumb-item a,
  .page-disclaimer .terms-inline-link {
    transition: none;
  }
}