/* ===== 使用条款 · 页面专属样式 ===== */
.page-disclaimer {
  --disc-measure: 44rem;
  --disc-panel: var(--ink-800);
  --disc-grid: 120px;
  position: relative;
  isolation: isolate;
  background: var(--ink-900);
  color: var(--mist);
  padding-block: 0 72px;
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: var(--disc-grid) var(--disc-grid);
  opacity: 0.22;
  pointer-events: none;
}

.page-disclaimer .breadcrumbs {
  padding-top: 20px;
  margin-bottom: 8px;
}

.page-disclaimer .terms-shell {
  max-width: 64rem;
  margin-inline: auto;
  padding-top: 24px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  border-bottom: 1px solid var(--line);
  padding-bottom: 36px;
}

.page-disclaimer .terms-hero__media {
  margin-bottom: 28px;
  overflow: hidden;
}

.page-disclaimer .terms-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.95);
}

.page-disclaimer .terms-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 11vw, 4.6rem);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-disclaimer .terms-hero__lead {
  margin: 18px 0 0;
  max-width: var(--disc-measure);
  font-size: 1.0625rem;
  line-height: 1.9;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-disclaimer .terms-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-disclaimer .terms-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 26px 0 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-disclaimer .fact {
  background: var(--disc-panel);
  padding: 14px 16px;
}

.page-disclaimer .fact__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--graphite);
}

.page-disclaimer .fact__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.125rem;
  letter-spacing: 0.02em;
  color: var(--cyan-soft);
}

/* ---------- 章节索引 ---------- */
.page-disclaimer .clause-index {
  position: sticky;
  top: 0;
  z-index: 6;
  margin-top: 32px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(4, 16, 29, 0.94);
  backdrop-filter: blur(6px);
}

.page-disclaimer .clause-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 10px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .clause-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line);
  color: var(--mist);
  font-size: 0.875rem;
  white-space: nowrap;
  text-decoration: none;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-disclaimer .clause-index__link:hover,
.page-disclaimer .clause-index__link:focus-visible {
  color: var(--white);
  border-color: var(--cyan);
  background: rgba(47, 227, 210, 0.08);
}

.page-disclaimer .clause-index__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 条款主体 ---------- */
.page-disclaimer .clause {
  padding: 40px 0 8px;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 84px;
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-disclaimer .clause__num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.6rem, 6vw, 2.4rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-disclaimer .clause__body p {
  margin: 0 0 1.2em;
  max-width: var(--disc-measure);
  font-size: 1rem;
  line-height: 1.9;
  letter-spacing: 0.01em;
}

.page-disclaimer .clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 210, 0.45);
}

.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

.page-disclaimer .terms-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-list > li {
  position: relative;
  margin-bottom: 14px;
  padding-left: 62px;
  max-width: var(--disc-measure);
  font-size: 1rem;
  line-height: 1.9;
  letter-spacing: 0.01em;
}

.page-disclaimer .terms-list > li::before {
  content: attr(data-clause);
  position: absolute;
  left: 0;
  top: 0.42em;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

/* ---------- 引用规则对照表（移动端堆叠） ---------- */
.page-disclaimer .cite-table-wrap {
  margin: 24px 0 8px;
}

.page-disclaimer .cite-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  line-height: 1.8;
}

.page-disclaimer .cite-table thead {
  display: none;
}

.page-disclaimer .cite-table tr {
  display: block;
  margin-bottom: 12px;
  border: 1px solid var(--line);
  background: var(--disc-panel);
}

.page-disclaimer .cite-table td {
  display: block;
  padding: 14px 16px;
  border: 0;
  border-top: 1px solid var(--line-soft);
  color: var(--mist);
}

.page-disclaimer .cite-table td:first-child {
  border-top: 0;
  background: var(--ink-700);
  color: var(--white);
  font-weight: 600;
}

.page-disclaimer .cite-table td[data-label]::before {
  content: attr(data-label);
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

/* ---------- 商业用途提示 ---------- */
.page-disclaimer .callout {
  margin-top: 22px;
  padding: 20px;
  border-left: 3px solid var(--orange);
  background: var(--disc-panel);
}

.page-disclaimer .callout__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-disclaimer .callout p:last-child {
  margin: 0;
  max-width: var(--disc-measure);
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--mist);
}

.page-disclaimer .callout a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 210, 0.45);
}

/* ---------- 相关通道 ---------- */
.page-disclaimer .terms-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 48px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-disclaimer .terms-link {
  display: block;
  padding: 22px 20px;
  background: var(--disc-panel);
  text-decoration: none;
  color: inherit;
  transition: background-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-disclaimer .terms-link:hover,
.page-disclaimer .terms-link:focus-visible {
  background: var(--ink-700);
  transform: translateY(-2px);
}

.page-disclaimer .terms-link__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-disclaimer .terms-link__text {
  display: block;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .terms-foot {
  margin: 32px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  max-width: var(--disc-measure);
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--graphite);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .terms-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-disclaimer .cite-table-wrap {
    overflow-x: auto;
  }

  .page-disclaimer .cite-table {
    border-collapse: collapse;
  }

  .page-disclaimer .cite-table thead {
    display: table-header-group;
  }

  .page-disclaimer .cite-table tr {
    display: table-row;
    margin: 0;
    border: 0;
    background: transparent;
  }

  .page-disclaimer .cite-table th,
  .page-disclaimer .cite-table td {
    display: table-cell;
    padding: 14px 16px;
    border: 1px solid var(--line);
    vertical-align: top;
  }

  .page-disclaimer .cite-table thead th {
    background: var(--ink-700);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.16em;
    color: var(--cyan-soft);
    text-align: left;
  }

  .page-disclaimer .cite-table td:first-child {
    background: var(--disc-panel);
    color: var(--mist);
    font-weight: 500;
  }

  .page-disclaimer .cite-table td[data-label]::before {
    content: none;
  }

  .page-disclaimer .terms-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1000px) {
  .page-disclaimer {
    padding-bottom: 96px;
  }

  .page-disclaimer .breadcrumbs {
    padding-top: 28px;
  }

  .page-disclaimer .terms-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .page-disclaimer .terms-hero__lead {
    font-size: 1.125rem;
  }

  .page-disclaimer .clause {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr);
    column-gap: 24px;
    padding: 48px 0 12px;
  }

  .page-disclaimer .clause__head {
    display: block;
    margin-bottom: 0;
  }

  .page-disclaimer .clause__num {
    display: block;
    margin-bottom: 10px;
    font-size: 1.75rem;
  }

  .page-disclaimer .clause__title {
    font-size: 1.9rem;
  }

  .page-disclaimer .clause__body,
  .page-disclaimer .cite-table-wrap,
  .page-disclaimer .callout {
    grid-column: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-index__link,
  .page-disclaimer .terms-link {
    transition: none;
  }

  .page-disclaimer .terms-link:hover,
  .page-disclaimer .terms-link:focus-visible {
    transform: none;
  }
}