.page-disclaimer {
  --legal-wrap-max: 1240px;
  --legal-rule: rgba(42, 31, 26, 0.14);
  --legal-rule-dark: rgba(201, 210, 220, 0.28);
  background: var(--bw-cream);
  color: var(--bw-ink);
  font-family: var(--bw-font-body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

.page-disclaimer .legal-wrap {
  width: 100%;
  max-width: var(--legal-wrap-max);
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- 封面 ---------- */

.page-disclaimer .legal-cover {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 90% 4%, rgba(18, 60, 110, 0.92) 0%, rgba(7, 20, 38, 0) 62%),
    linear-gradient(162deg, var(--bw-inkblue) 0%, var(--bw-navy) 56%, #0d2748 100%);
  color: var(--bw-cream);
  padding-block: calc(var(--bw-bar-h) + 34px) 46px;
}

.page-disclaimer .legal-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(201, 210, 220, 0.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(201, 210, 220, 0.09) 1px, transparent 1px);
  background-size: 84px 84px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.08) 80%, transparent);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.08) 80%, transparent);
}

.page-disclaimer .legal-cover__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .legal-cover__base {
  position: relative;
  z-index: 1;
  height: 8px;
  background-image: linear-gradient(
    90deg,
    var(--bw-orange) 0 34%,
    var(--bw-green) 34% 46%,
    var(--bw-red) 46% 52%,
    var(--bw-silver) 52% 100%
  );
}

.page-disclaimer .legal-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 30px;
  font-size: 13px;
  color: rgba(245, 239, 227, 0.6);
}

.page-disclaimer .legal-crumbs a {
  color: rgba(245, 239, 227, 0.85);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .legal-crumbs a:hover,
.page-disclaimer .legal-crumbs a:focus-visible {
  color: #ffffff;
  border-bottom-color: var(--bw-orange);
}

.page-disclaimer .legal-crumbs__sep {
  color: var(--bw-orange);
}

.page-disclaimer .legal-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--bw-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--bw-orange);
}

.page-disclaimer .legal-eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--bw-orange);
  flex: none;
}

.page-disclaimer .legal-cover h1 {
  margin: 0;
  font-family: var(--bw-font-display);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(2.4rem, 9vw, 5rem);
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.page-disclaimer .legal-cover__lede {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: rgba(245, 239, 227, 0.82);
}

.page-disclaimer .legal-meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .legal-meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--legal-rule-dark);
  background: rgba(245, 239, 227, 0.06);
  font-size: 13px;
  min-width: 0;
}

.page-disclaimer .legal-meta__k {
  font-family: var(--bw-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(245, 239, 227, 0.62);
  flex: none;
}

.page-disclaimer .legal-meta__v {
  color: #ffffff;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.page-disclaimer .legal-cover__grid {
  display: grid;
  gap: 32px;
}

.page-disclaimer .legal-cover__figure {
  margin: 0;
  padding: 8px;
  border: 1px solid var(--legal-rule-dark);
  background: rgba(7, 20, 38, 0.5);
}

.page-disclaimer .legal-cover__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 正文布局 ---------- */

.page-disclaimer .legal-layout {
  display: grid;
  gap: 34px;
  padding-block: 46px 66px;
}

.page-disclaimer .legal-toc {
  border-top: 2px solid var(--bw-navy);
  padding-top: 16px;
  min-width: 0;
}

.page-disclaimer .legal-toc__label {
  margin: 0 0 14px;
  font-family: var(--bw-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--bw-orange);
}

.page-disclaimer .legal-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .legal-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 8px 9px 0;
  border-bottom: 1px solid var(--legal-rule);
  color: var(--bw-ink);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.5;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-disclaimer .legal-toc__list a:hover,
.page-disclaimer .legal-toc__list a:focus-visible {
  color: var(--bw-orange);
  padding-left: 8px;
}

.page-disclaimer .legal-toc__no {
  flex: none;
  font-family: var(--bw-font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--bw-blue);
}

.page-disclaimer .legal-chapters {
  min-width: 0;
}

.page-disclaimer .legal-clause {
  border-top: 1px solid var(--legal-rule);
  padding-block: 30px;
  scroll-margin-top: calc(var(--bw-bar-h) + 20px);
}

.page-disclaimer .legal-clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .legal-clause__no {
  display: inline-block;
  margin: 0 0 10px;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--bw-orange);
  font-family: var(--bw-font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--bw-orange);
}

.page-disclaimer .legal-clause__title {
  margin: 0 0 16px;
  font-family: var(--bw-font-display);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(1.3rem, 3.6vw, 1.7rem);
  line-height: 1.22;
  letter-spacing: -0.005em;
  color: var(--bw-navy);
}

.page-disclaimer .legal-clause__main {
  min-width: 0;
}

.page-disclaimer .legal-clause__main p {
  margin: 0 0 14px;
  max-width: 68ch;
  color: var(--bw-ink);
}

.page-disclaimer .legal-clause__main p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .legal-clause__main a {
  color: var(--bw-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 60, 110, 0.35);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .legal-clause__main a:hover,
.page-disclaimer .legal-clause__main a:focus-visible {
  color: var(--bw-orange);
  border-bottom-color: var(--bw-orange);
}

/* ---------- 列表 ---------- */

.page-disclaimer .legal-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 68ch;
}

.page-disclaimer .legal-list li {
  position: relative;
  padding-left: 22px;
}

.page-disclaimer .legal-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--bw-orange);
}

/* ---------- 折叠条款 ---------- */

.page-disclaimer .legal-fold {
  margin: 18px 0 0;
  max-width: 68ch;
  border: 1px solid var(--legal-rule);
  background: rgba(255, 255, 255, 0.55);
}

.page-disclaimer .legal-fold > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--bw-navy);
}

.page-disclaimer .legal-fold > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .legal-fold > summary::before {
  content: "+";
  flex: none;
  width: 16px;
  text-align: center;
  font-family: var(--bw-font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--bw-orange);
}

.page-disclaimer .legal-fold[open] > summary::before {
  content: "–";
}

.page-disclaimer .legal-fold__body {
  border-top: 1px solid var(--legal-rule);
  padding: 14px 18px 18px 42px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(42, 31, 26, 0.9);
}

.page-disclaimer .legal-fold__body p {
  margin: 0;
}

/* ---------- 页尾说明条 ---------- */

.page-disclaimer .legal-footnote {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 24px;
  border-top: 1px solid var(--legal-rule);
  margin-top: -18px;
  padding-block: 22px 40px;
}

.page-disclaimer .legal-footnote__icp {
  margin: 0;
  font-family: var(--bw-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: rgba(42, 31, 26, 0.62);
}

.page-disclaimer .legal-footnote__top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--legal-rule);
  font-family: var(--bw-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--bw-navy);
  text-decoration: none;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-disclaimer .legal-footnote__top:hover,
.page-disclaimer .legal-footnote__top:focus-visible {
  border-color: var(--bw-orange);
  color: var(--bw-orange);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-disclaimer .legal-wrap {
    padding-inline: 32px;
  }

  .page-disclaimer .legal-cover {
    padding-block: calc(var(--bw-bar-h) + 46px) 54px;
  }

  .page-disclaimer .legal-cover__lede {
    font-size: 17.5px;
  }

  .page-disclaimer .legal-clause {
    display: grid;
    grid-template-columns: 84px minmax(0, 1fr);
    column-gap: 28px;
    padding-block: 36px;
  }

  .page-disclaimer .legal-clause__no {
    margin-bottom: 0;
    justify-self: start;
  }

  .page-disclaimer .legal-clause__main {
    grid-column: 2;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .legal-cover__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 56px;
    align-items: end;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .legal-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    column-gap: 64px;
    align-items: start;
    padding-block: 68px 88px;
  }

  .page-disclaimer .legal-toc {
    position: sticky;
    top: calc(var(--bw-bar-h) + 28px);
  }

  .page-disclaimer .legal-clause {
    grid-template-columns: 96px minmax(0, 1fr);
    column-gap: 36px;
    padding-block: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .legal-toc__list a,
  .page-disclaimer .legal-crumbs a,
  .page-disclaimer .legal-clause__main a,
  .page-disclaimer .legal-footnote__top {
    transition: none;
  }
}