.page-disclaimer {
  --rule-pad-x: clamp(14px, 2vw, 28px);
  --rule-num-col: 56px;
  --rule-gap: 16px;
  background: var(--paper-050);
  color: var(--ink-900);
  padding-bottom: clamp(56px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .rule-hero {
  display: grid;
  gap: 34px;
  padding-block: clamp(30px, 5vw, 64px) clamp(28px, 4vw, 52px);
}

.page-disclaimer .hero-kicker {
  display: inline-block;
  margin: 0;
  padding-bottom: 5px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .14em;
  color: var(--cyan-700);
  border-bottom: 2px solid var(--cyan-400);
}

.page-disclaimer .hero-h1 {
  margin: 18px 0 0;
  max-width: 13em;
  font-family: var(--font-display);
  font-size: var(--fs-64);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -.012em;
}

.page-disclaimer .hero-lead {
  margin: 20px 0 0;
  max-width: 33em;
  font-size: var(--fs-19);
  line-height: 1.8;
  color: var(--ink-700);
}

.page-disclaimer .mark {
  font-weight: 700;
  color: var(--ink-900);
  background-image: linear-gradient(transparent 62%, rgba(0, 229, 192, .55) 62%);
}

/* 首屏台账刻度 */
.page-disclaimer .hero-gauge {
  display: grid;
  gap: 9px;
  padding: 20px;
  align-self: end;
  background: var(--paper-100);
  border-radius: var(--r-card);
  border: 1px solid var(--hair-soft);
}

.page-disclaimer .gauge-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  color: var(--ink-500);
}

.page-disclaimer .gauge-row i {
  position: relative;
  display: block;
  height: 8px;
  border-radius: var(--r-pill);
  background: var(--white);
  overflow: hidden;
}

.page-disclaimer .gauge-row i::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 50%;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--ink-700), var(--cyan-700));
}

.page-disclaimer .gauge-row:nth-child(1) i::after { width: 88%; }
.page-disclaimer .gauge-row:nth-child(2) i::after { width: 74%; }
.page-disclaimer .gauge-row:nth-child(3) i::after { width: 66%; }
.page-disclaimer .gauge-row:nth-child(4) i::after { width: 81%; }
.page-disclaimer .gauge-row:nth-child(5) i::after { width: 58%; }

.page-disclaimer .gauge-caption {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  color: var(--gray-600);
}

/* ---------- 主题视觉带 ---------- */
.page-disclaimer .band-figure {
  margin: 0;
}

.page-disclaimer .band-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-card);
  object-fit: cover;
  background: var(--ink-900);
}

.page-disclaimer .band-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .04em;
  color: var(--gray-600);
}

/* ---------- 规则清单 ---------- */
.page-disclaimer .rule-section {
  padding-block: clamp(48px, 6vw, 80px) 0;
}

.page-disclaimer .rules-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 2vw, 24px);
  margin-bottom: clamp(24px, 3vw, 36px);
}

.page-disclaimer .rules-num {
  font-family: var(--font-mono);
  font-size: var(--fs-44);
  line-height: 1;
  color: var(--orange-700);
  letter-spacing: -.02em;
}

.page-disclaimer .rules-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-32);
  line-height: 1.22;
  letter-spacing: -.006em;
}

.page-disclaimer .rules-lead {
  margin: 8px 0 0;
  max-width: 40em;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--gray-600);
}

.page-disclaimer .rule-list {
  border-top: 1px solid var(--hair);
}

.page-disclaimer .rule-row {
  border-bottom: 1px solid var(--hair);
  background: var(--white);
  transition: background-color .2s var(--ease);
}

.page-disclaimer .rule-row:nth-child(even) {
  background: var(--paper-100);
}

.page-disclaimer .rule-row[open] {
  background: var(--white);
}

.page-disclaimer .rule-summary {
  display: grid;
  grid-template-columns: var(--rule-num-col) minmax(0, 1fr) 22px;
  align-items: start;
  gap: var(--rule-gap);
  padding: clamp(18px, 2vw, 24px) var(--rule-pad-x);
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .rule-summary:focus-visible {
  outline: 2px solid var(--cyan-700);
  outline-offset: -3px;
}

.page-disclaimer .rule-num {
  font-family: var(--font-mono);
  font-size: var(--fs-19);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: .02em;
  color: var(--ink-500);
  transition: color .18s var(--ease);
}

.page-disclaimer .rule-row:hover .rule-num,
.page-disclaimer .rule-row[open] .rule-num {
  color: var(--orange-500);
}

.page-disclaimer .rule-title {
  display: block;
  font-size: var(--fs-24);
  font-weight: 700;
  line-height: 1.34;
  letter-spacing: .004em;
}

.page-disclaimer .rule-hint {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .02em;
  color: var(--gray-600);
}

.page-disclaimer .rule-chev {
  width: 10px;
  height: 10px;
  margin-top: 9px;
  border-right: 2px solid var(--ink-500);
  border-bottom: 2px solid var(--ink-500);
  transform: rotate(45deg);
  transition: transform .2s var(--ease), border-color .18s var(--ease);
}

.page-disclaimer .rule-row[open] .rule-chev {
  transform: rotate(-135deg);
  border-color: var(--orange-500);
}

.page-disclaimer .rule-body {
  display: grid;
  grid-template-columns: var(--rule-num-col) minmax(0, 1fr);
  gap: 0 var(--rule-gap);
  padding: 2px var(--rule-pad-x) clamp(22px, 2.4vw, 30px);
}

.page-disclaimer .rule-body > * {
  grid-column: 2;
  max-width: 36em;
}

.page-disclaimer .rule-body p {
  margin: 0 0 14px;
  font-size: var(--fs-17);
  line-height: 1.82;
  color: var(--ink-700);
}

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

.page-disclaimer .rule-body a {
  color: var(--cyan-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .rule-list-points {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .rule-list-points li {
  position: relative;
  margin: 0 0 12px;
  padding-left: 20px;
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--ink-700);
}

.page-disclaimer .rule-list-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 10px;
  height: 2px;
  background: var(--cyan-400);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .rule-outro {
  margin-top: clamp(44px, 6vw, 72px);
  padding-top: clamp(28px, 3vw, 40px);
  border-top: 1px solid var(--hair);
}

.page-disclaimer .outro-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-32);
  line-height: 1.24;
}

.page-disclaimer .outro-text {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--gray-600);
}

.page-disclaimer .outro-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-disclaimer .back-index {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  padding: 9px 18px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: .04em;
  color: var(--cyan-700);
  background: var(--white);
  border: 1px solid var(--hair);
  border-radius: var(--r-pill);
  text-decoration: none;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-disclaimer .back-index:hover,
.page-disclaimer .back-index:focus-visible {
  color: var(--ink-900);
  border-color: var(--cyan-400);
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .rule-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: end;
  }
}

@media (max-width: 720px) {
  .page-disclaimer {
    --rule-num-col: 40px;
    --rule-gap: 10px;
  }

  .page-disclaimer .rule-num {
    font-size: var(--fs-17);
  }

  .page-disclaimer .rule-title {
    font-size: var(--fs-19);
  }

  .page-disclaimer .rule-summary {
    grid-template-columns: var(--rule-num-col) minmax(0, 1fr) 16px;
  }

  .page-disclaimer .rule-body > * {
    max-width: none;
  }

  .page-disclaimer .rule-body p,
  .page-disclaimer .rule-list-points li {
    font-size: var(--fs-15);
  }

  .page-disclaimer .rules-num {
    font-size: var(--fs-32);
  }

  .page-disclaimer .outro-links .btn {
    flex: 1 1 100%;
    justify-content: center;
    text-align: center;
  }
}