.page-disclaimer {
  padding-bottom: clamp(48px, 7vw, 88px);
}

/* ---------- 页头抽象视觉 ---------- */
.page-disclaimer .disclaimer-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, transparent 0%, rgba(6, 14, 28, .96) 100%),
    repeating-linear-gradient(90deg, rgba(34, 224, 200, .07) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(34, 224, 200, .05) 0 1px, transparent 1px 48px),
    var(--ink-900);
}

.page-disclaimer .disclaimer-hero img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  opacity: .5;
  mix-blend-mode: luminosity;
}

.page-disclaimer .disclaimer-hero__veil {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(105deg, rgba(6, 14, 28, .92) 0%, rgba(6, 14, 28, .35) 46%, rgba(34, 224, 200, .10) 100%);
}

.page-disclaimer .disclaimer-hero-bar {
  border-bottom: 1px solid var(--line);
  background: var(--ink-800);
}

.page-disclaimer .disclaimer-hero-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  padding: 16px 0;
}

.page-disclaimer .disclaimer-hero-bar__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--mist);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .crumbs {
  padding: 24px 0 0;
}

/* ---------- 主栅格 ---------- */
.page-disclaimer .disclaimer-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: 28px;
}

.page-disclaimer .disclaimer-index {
  border-top: 2px solid var(--cyan-signal);
  padding-top: 14px;
}

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

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

.page-disclaimer .disclaimer-index__link {
  display: block;
  padding: 9px 2px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease;
}

.page-disclaimer .disclaimer-index__link:hover,
.page-disclaimer .disclaimer-index__link:focus-visible {
  color: var(--cyan-signal);
  background: rgba(34, 224, 200, .06);
}

.page-disclaimer .disclaimer-index__foot {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-disclaimer .disclaimer-index__foot a {
  color: var(--violet-link);
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 107, 255, .45);
}

/* ---------- 页头文案 ---------- */
.page-disclaimer .disclaimer-head {
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disclaimer-head__title {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4.2vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .disclaimer-head__note {
  margin: 0;
  max-width: 68ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 分组 ---------- */
.page-disclaimer .disclaimer-group {
  margin-top: clamp(36px, 5vw, 52px);
}

.page-disclaimer .disclaimer-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disclaimer-group__mark {
  display: inline-block;
  flex: none;
  width: 22px;
  height: 3px;
  background: var(--cyan-signal);
}

.page-disclaimer .disclaimer-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .disclaimer-group__note {
  margin: 0 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-disclaimer .disclaimer-group__lead {
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 规则条目 ---------- */
.page-disclaimer .rule-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-disclaimer .rule-item {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: 20px 12px 20px 10px;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .22s ease;
}

.page-disclaimer .rule-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--cyan-signal);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .22s ease;
}

.page-disclaimer .rule-item:hover,
.page-disclaimer .rule-item:focus-within {
  background: linear-gradient(90deg, rgba(34, 224, 200, .06), rgba(34, 224, 200, 0) 62%);
}

.page-disclaimer .rule-item:hover::before,
.page-disclaimer .rule-item:focus-within::before,
.page-disclaimer .rule-item:target::before {
  transform: scaleY(1);
}

.page-disclaimer .rule-item:target {
  background: linear-gradient(90deg, rgba(34, 224, 200, .10), rgba(34, 224, 200, 0) 68%);
}

.page-disclaimer .rule-item__num {
  display: block;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.8;
  letter-spacing: .06em;
  color: var(--cyan-signal);
}

.page-disclaimer .rule-item__main {
  min-width: 0;
  max-width: 64ch;
}

.page-disclaimer .rule-item__title {
  margin: 0 0 7px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.45;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-disclaimer .rule-item__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-disclaimer .rule-item__text a {
  color: var(--cyan-signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-disclaimer .rule-item__text a:hover,
.page-disclaimer .rule-item__text a:focus-visible {
  background: rgba(34, 224, 200, .12);
}

/* ---------- 展开示例 ---------- */
.page-disclaimer .rule-item__details {
  margin-top: 10px;
}

.page-disclaimer .rule-item__details summary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan-signal);
}

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

.page-disclaimer .rule-item__details summary::before {
  content: "+";
  display: inline-block;
  width: 15px;
  height: 15px;
  line-height: 13px;
  text-align: center;
  font-size: 11px;
  border: 1px solid var(--line-strong);
  color: var(--cyan-signal);
}

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

.page-disclaimer .rule-item__details p {
  margin: 10px 0 2px;
  padding: 12px 14px;
  border-left: 2px solid var(--line-strong);
  background: var(--ink-800);
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper);
}

/* ---------- 尾部 ---------- */
.page-disclaimer .disclaimer-tail {
  margin-top: clamp(40px, 5vw, 56px);
  padding: 24px 20px 26px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange-signal);
  background:
    repeating-linear-gradient(135deg, rgba(34, 224, 200, .05) 0 1px, transparent 1px 12px),
    var(--ink-800);
}

.page-disclaimer .disclaimer-tail__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .disclaimer-tail__text {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-disclaimer .disclaimer-tail__text a {
  color: var(--cyan-signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-disclaimer .disclaimer-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 滚动显现 ---------- */
.page-disclaimer [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .4s ease, transform .4s ease;
}

.page-disclaimer [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .disclaimer-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    padding-top: 34px;
    align-items: start;
  }

  .page-disclaimer .disclaimer-index {
    position: sticky;
    top: 104px;
  }

  .page-disclaimer .rule-item {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 18px;
    padding: 24px 18px 24px 12px;
  }

  .page-disclaimer .rule-item::before {
    top: 24px;
    bottom: 24px;
  }

  .page-disclaimer .disclaimer-head__note {
    font-size: 17px;
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .disclaimer-body {
    padding-right: clamp(0px, 6vw, 96px);
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-disclaimer .rule-item,
  .page-disclaimer .rule-item::before,
  .page-disclaimer .disclaimer-index__link {
    transition: none;
  }
}