.page-disclaimer {
  --dl-measure: 38em;
  --dl-side-w: 15.5rem;
  display: block;
  background: var(--fb-deep);
  color: var(--fb-white);
}

.page-disclaimer .dl-crumbs-wrap {
  padding-top: 18px;
}

/* ---------- 首屏 ---------- */

.page-disclaimer .dl-hero {
  padding: 22px 0 56px;
  background:
    radial-gradient(120% 90% at 78% 0%, rgba(43, 227, 196, 0.11), transparent 62%),
    linear-gradient(180deg, var(--fb-turf), var(--fb-deep) 82%);
}

.page-disclaimer .dl-hero__title {
  margin: 14px 0 0;
  max-width: 16ch;
  line-height: 1.06;
}

.page-disclaimer .dl-hero__lede {
  margin: 20px 0 0;
  max-width: 42em;
  color: var(--fb-white);
  font-size: var(--fs-18);
  line-height: 1.85;
  opacity: 0.9;
}

.page-disclaimer .dl-hero__figure {
  margin: 34px 0 0;
  border: 1px solid var(--fb-line);
  background: linear-gradient(140deg, var(--fb-turf), var(--fb-graphite));
}

.page-disclaimer .dl-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .dl-hero__figure .fb-figure__cap {
  padding: 10px 14px 0;
  color: var(--fb-mist);
  font-size: var(--fs-13);
}

/* ---------- 主体网格 ---------- */

.page-disclaimer .dl-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  padding-top: 8px;
}

.page-disclaimer .dl-body__main {
  display: grid;
  gap: 56px;
  min-width: 0;
}

/* ---------- 条款条目 ---------- */

.page-disclaimer .dl-clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding-top: 28px;
  border-top: 1px solid var(--fb-line);
  scroll-margin-top: 120px;
}

.page-disclaimer .dl-clause__no {
  margin: 0;
  font-family: var(--fb-mono);
  font-size: var(--fs-22);
  line-height: 1;
  letter-spacing: 0.1em;
  color: var(--fb-cyan);
}

.page-disclaimer .dl-clause__content {
  min-width: 0;
}

.page-disclaimer .dl-clause h2 {
  margin: 0 0 18px;
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-disclaimer .dl-clause__body {
  max-width: var(--dl-measure);
}

.page-disclaimer .dl-clause__body p {
  margin: 0 0 18px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--fb-white);
}

.page-disclaimer .dl-clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dl-clause__body a {
  color: var(--fb-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .dl-clause__body a:hover {
  color: var(--fb-cyan-soft);
}

.page-disclaimer .dl-mail {
  font-family: var(--fb-mono);
  font-size: 0.95em;
  color: var(--fb-orange-soft);
  word-break: break-all;
}

/* ---------- 右侧条款目录 ---------- */

.page-disclaimer .dl-side {
  border-top: 1px solid var(--fb-line);
  padding-top: 20px;
}

.page-disclaimer .dl-side__title {
  margin: 0 0 14px;
  font-family: var(--fb-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.18em;
  color: var(--fb-mist);
}

.page-disclaimer .dl-side__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-disclaimer .dl-side__link {
  display: block;
  padding: 8px 10px 8px 12px;
  border-left: 2px solid transparent;
  color: var(--fb-mist);
  font-size: var(--fs-14);
  line-height: 1.55;
  text-decoration: none;
  transition: color 0.2s var(--fb-ease), border-color 0.2s var(--fb-ease);
}

.page-disclaimer .dl-side__link:hover {
  color: var(--fb-white);
}

.page-disclaimer .dl-side__link.is-active {
  color: var(--fb-cyan);
  border-left-color: var(--fb-cyan);
}

.page-disclaimer .dl-side__note {
  margin: 18px 0 0;
  padding-left: 12px;
  color: var(--fb-mist);
  font-size: var(--fs-13);
  line-height: 1.7;
}

/* ---------- 页脚收束 ---------- */

.page-disclaimer .dl-foot {
  margin-top: 84px;
  border-top: 1px solid var(--fb-line);
  background: linear-gradient(180deg, var(--fb-deep), var(--fb-graphite));
}

.page-disclaimer .dl-foot__inner {
  display: grid;
  gap: 10px;
  padding-top: 26px;
  padding-bottom: 64px;
}

.page-disclaimer .dl-foot__line {
  margin: 0;
  color: var(--fb-white);
  font-size: var(--fs-14);
  line-height: 1.7;
}

.page-disclaimer .dl-foot__note {
  margin: 0;
  color: var(--fb-mist);
  font-size: var(--fs-13);
  line-height: 1.7;
}

/* ---------- 焦点态 ---------- */

.page-disclaimer a:focus-visible,
.page-disclaimer .dl-mail:focus-visible {
  outline: 2px solid var(--fb-cyan);
  outline-offset: 3px;
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-disclaimer .dl-hero {
    padding: 28px 0 72px;
  }

  .page-disclaimer .dl-body__main {
    gap: 64px;
  }

  .page-disclaimer .dl-clause {
    grid-template-columns: 3.5rem minmax(0, 1fr);
    column-gap: 24px;
    padding-top: 34px;
  }

  .page-disclaimer .dl-clause__no {
    font-size: var(--fs-32);
  }
}

@media (min-width: 960px) {
  .page-disclaimer .dl-hero {
    padding: 34px 0 88px;
  }

  .page-disclaimer .dl-body {
    grid-template-columns: minmax(0, 1fr) var(--dl-side-w);
    column-gap: 72px;
    align-items: start;
    padding-top: 24px;
  }

  .page-disclaimer .dl-body__main {
    grid-column: 1;
    grid-row: 1;
  }

  .page-disclaimer .dl-side {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 108px;
    border-top: none;
    border-left: 1px solid var(--fb-line);
    padding: 4px 0 0 22px;
  }

  .page-disclaimer .dl-clause {
    grid-template-columns: 4.5rem minmax(0, 1fr);
    column-gap: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dl-side__link {
    transition: none;
  }
}