.page-disclaimer {
  --ld-bg-soft: rgba(17, 30, 56, .72);
  --ld-grid: rgba(34, 49, 79, .55);
  --ld-paper-ink: #16233D;
}

/* ---------- 页头 ---------- */
.page-disclaimer .legal-head {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line-steel);
  background:
    radial-gradient(120% 150% at 8% -25%, rgba(255, 138, 43, .16), transparent 58%),
    linear-gradient(180deg, var(--ink-void) 0%, var(--ink-base) 100%);
}

.page-disclaimer .legal-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, var(--ld-grid) 0 1px, transparent 1px 92px),
    repeating-linear-gradient(0deg, rgba(34, 49, 79, .32) 0 1px, transparent 1px 92px);
  opacity: .65;
  z-index: 0;
  pointer-events: none;
}

.page-disclaimer .legal-head__tex {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .2;
  z-index: 0;
  pointer-events: none;
}

.page-disclaimer .legal-head::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(5, 10, 20, .95) 0%, rgba(5, 10, 20, .8) 46%, rgba(5, 10, 20, .52) 100%);
  z-index: 1;
  pointer-events: none;
}

.page-disclaimer .legal-head__inner {
  position: relative;
  z-index: 2;
  padding: 30px 0 46px;
}

.page-disclaimer .legal-head h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7vw, 58px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--fog);
  max-width: 20ch;
}

.page-disclaimer .legal-head__lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--blue-gray);
}

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

/* ---------- 主体布局 ---------- */
.page-disclaimer .legal-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding: 34px 0 68px;
}

.page-disclaimer .legal-index {
  border: 1px solid var(--line-steel);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, var(--ink-raised), var(--ink-base));
  padding: 18px 16px 14px;
}

.page-disclaimer .legal-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-disclaimer .legal-index__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--blue-gray);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}

.page-disclaimer .legal-index__list a:hover,
.page-disclaimer .legal-index__list a:focus-visible {
  color: var(--fog);
  background: rgba(63, 224, 208, .08);
  border-left-color: var(--cyan);
  outline: none;
}

.page-disclaimer .legal-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}

.page-disclaimer .legal-index__meta {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-steel);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- 长文章节 ---------- */
.page-disclaimer .legal-body {
  min-width: 0;
}

.page-disclaimer .legal-sec {
  padding: 28px 0 30px;
  border-top: 1px solid var(--line-steel);
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-disclaimer .legal-sec:first-of-type {
  border-top: 0;
  padding-top: 4px;
}

.page-disclaimer .legal-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-disclaimer .legal-sec__num {
  flex: none;
  display: inline-block;
  padding: 2px 7px;
  border: 1px solid var(--line-steel);
  border-bottom: 2px solid var(--orange);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-disclaimer .legal-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.6vw, 30px);
  line-height: 1.25;
  letter-spacing: -.005em;
  color: var(--fog);
}

.page-disclaimer .legal-body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--blue-gray);
}

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

.page-disclaimer .legal-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 208, .4);
}

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

.page-disclaimer .legal-link-line {
  font-size: 14.5px;
  color: var(--muted);
}

.page-disclaimer .legal-list {
  list-style: none;
  margin: 6px 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .legal-list li {
  padding: 10px 0 10px 14px;
  border-left: 2px solid var(--line-steel);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--blue-gray);
}

.page-disclaimer .legal-list__k {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--cyan);
}

/* ---------- 规则要点卡 ---------- */
.page-disclaimer .rule-card {
  position: relative;
  margin: 34px 0 38px;
  padding: 24px 20px 18px;
  background: var(--paper);
  color: var(--ld-paper-ink);
  border: 1px solid var(--ld-paper-ink);
  border-radius: var(--radius-sm);
  box-shadow: 8px 8px 0 0 rgba(5, 10, 20, .9), 0 0 0 6px rgba(245, 241, 232, .05);
}

.page-disclaimer .rule-card__stamp {
  display: inline-block;
  margin: 0 0 12px;
  padding: 3px 9px;
  background: var(--ld-paper-ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
}

.page-disclaimer .rule-card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3.4vw, 26px);
  line-height: 1.25;
  color: var(--ld-paper-ink);
}

.page-disclaimer .rule-card__lead {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(22, 35, 61, .8);
}

.page-disclaimer .rule-card__item {
  border-top: 1px dashed rgba(22, 35, 61, .3);
  padding: 4px 0;
}

.page-disclaimer .rule-card__item summary {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 11px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ld-paper-ink);
}

.page-disclaimer .rule-card__item summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .rule-card__item summary::before {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange-deep);
}

.page-disclaimer .rule-card__item[open] summary::before {
  content: "－";
}

.page-disclaimer .rule-card__item summary:focus-visible {
  outline: 2px solid var(--orange-deep);
  outline-offset: 3px;
}

.page-disclaimer .rule-card__body p {
  margin: 0 0 14px;
  padding-left: 24px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(22, 35, 61, .88);
}

/* ---------- 版本条带 ---------- */
.page-disclaimer .legal-stamp {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--line-steel);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--muted);
}

.page-disclaimer .legal-stamp__mark {
  padding: 4px 9px;
  border-radius: var(--radius-xs);
  background: linear-gradient(135deg, var(--orange), var(--orange-deep));
  color: var(--ink-void);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: .06em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .legal-head__inner {
    padding: 38px 0 56px;
  }

  .page-disclaimer .legal-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2px 8px;
  }

  .page-disclaimer .rule-card {
    padding: 30px 28px 22px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .legal-layout {
    grid-template-columns: 272px minmax(0, 1fr);
    gap: 56px;
    padding: 46px 0 84px;
  }

  .page-disclaimer .legal-index {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
    padding: 22px 18px 16px;
  }

  .page-disclaimer .legal-index__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-disclaimer .legal-sec {
    padding: 34px 0 38px;
  }

  .page-disclaimer .legal-body p {
    font-size: 16.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .legal-index__list a {
    transition: none;
  }
}