.page-disclaimer {
  --disc-ink: #111614;
  --disc-ink-soft: rgba(17, 22, 20, .76);
  --disc-line: rgba(17, 22, 20, .16);
  --disc-line-soft: rgba(17, 22, 20, .08);
  --disc-depth: clamp(28px, 5vw, 64px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .breadcrumbs {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-disclaimer .disc-head {
  padding: clamp(20px, 4vw, 40px) 0 clamp(18px, 3vw, 30px);
}

.page-disclaimer .disc-head .page-head__title {
  font-family: var(--font-display);
  font-size: clamp(40px, 9vw, 76px);
  line-height: .96;
  letter-spacing: -.02em;
  margin: 10px 0 0;
  color: var(--fg);
}

.page-disclaimer .disc-head .page-head__lede {
  max-width: 60ch;
  margin: 18px 0 0;
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.8;
  color: var(--fg-muted);
}

/* ---------- 顶部窄幅横幅 ---------- */
.page-disclaimer .disc-banner {
  position: relative;
  margin: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-disclaimer .disc-banner img {
  display: block;
  width: 100%;
  height: clamp(140px, 24vw, 250px);
  object-fit: cover;
  object-position: center 42%;
}

.page-disclaimer .disc-banner::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background-image: repeating-linear-gradient(90deg, var(--orange) 0 2px, transparent 2px 26px);
  opacity: .72;
  pointer-events: none;
}

/* ---------- 条款速览 ---------- */
.page-disclaimer .disc-toc {
  padding: var(--disc-depth) 0 clamp(20px, 3vw, 36px);
}

.page-disclaimer .disc-toc__title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 16px;
}

.page-disclaimer .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-disclaimer .toc-list li {
  min-width: 0;
}

.page-disclaimer .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--line);
  color: var(--fg);
  text-decoration: none;
  font-size: 16px;
  line-height: 1.5;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-disclaimer .toc-list li:first-child a {
  border-top: 1px solid var(--line);
}

.page-disclaimer .toc-list a:hover,
.page-disclaimer .toc-list a:focus-visible {
  color: var(--orange-soft);
  border-color: var(--orange);
  background-color: rgba(255, 122, 24, .06);
}

.page-disclaimer .toc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--orange);
  flex: none;
  min-width: 2.4em;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .disc-body {
  padding: var(--disc-depth) 0;
}

.page-disclaimer .rule-list {
  max-width: 82ch;
}

.page-disclaimer .rule {
  border-top: 1px solid var(--disc-line);
  scroll-margin-top: 120px;
}

.page-disclaimer .rule:last-child {
  border-bottom: 1px solid var(--disc-line);
}

.page-disclaimer .rule__sum {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 20px 2px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: clamp(19px, 3.2vw, 27px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--disc-ink);
  transition: color var(--dur) var(--ease);
}

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

.page-disclaimer .rule__sum:hover,
.page-disclaimer .rule__sum:focus-visible {
  color: var(--cyan-deep);
}

.page-disclaimer .rule__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .12em;
  color: var(--cyan-deep);
  flex: none;
  padding-top: .3em;
}

.page-disclaimer .rule__name {
  flex: 1 1 auto;
  min-width: 0;
}

.page-disclaimer .rule__sign {
  flex: none;
  width: 9px;
  height: 9px;
  margin-left: auto;
  margin-top: .35em;
  border-right: 2px solid var(--cyan-deep);
  border-bottom: 2px solid var(--cyan-deep);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-disclaimer .rule[open] .rule__sign {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-disclaimer .rule__body {
  padding: 0 2px clamp(20px, 3vw, 28px);
}

.page-disclaimer .rule__body p {
  margin: 0 0 14px;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--disc-ink-soft);
}

.page-disclaimer .rule__body ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  max-width: 68ch;
}

.page-disclaimer .rule__body li {
  position: relative;
  padding-left: 24px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--disc-ink-soft);
}

.page-disclaimer .rule__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 13px;
  height: 1px;
  background: var(--cyan-deep);
  opacity: .8;
}

/* ---------- 重要限制卡 ---------- */
.page-disclaimer .disc-note {
  padding: 0 0 var(--disc-depth);
}

.page-disclaimer .restrict-card {
  max-width: 82ch;
  border: 1px solid var(--orange);
  border-left-width: 4px;
  background: rgba(255, 122, 24, .07);
  padding: clamp(20px, 3vw, 32px);
}

.page-disclaimer .restrict-card__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer .restrict-card h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.2vw, 30px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--fg);
}

.page-disclaimer .restrict-card p {
  margin: 0 0 10px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--fg-muted);
}

.page-disclaimer .restrict-card p:last-child {
  margin-bottom: 0;
}

/* ---------- 最近更新刻度 ---------- */
.page-disclaimer .disc-update {
  padding: clamp(20px, 3vw, 34px) 0 clamp(48px, 7vw, 88px);
}

.page-disclaimer .update-rail {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  padding: 18px 0 16px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .update-rail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  background-image: repeating-linear-gradient(90deg, var(--cyan) 0 1px, transparent 1px 18px);
  opacity: .42;
  pointer-events: none;
}

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

.page-disclaimer .update-rail__year {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--orange);
}

.page-disclaimer .update-rail__note {
  flex: 1 1 240px;
  min-width: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--fg-faint);
}

.page-disclaimer .disc-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-disclaimer .disc-quick .btn {
  min-width: 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .toc-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 36px;
  }

  .page-disclaimer .toc-list li:nth-child(2) a {
    border-top: 1px solid var(--line);
  }

  .page-disclaimer .rule__sum {
    padding: 24px 2px;
  }

  .page-disclaimer .rule__body {
    padding-left: 46px;
  }

  .page-disclaimer .rule__body p,
  .page-disclaimer .rule__body ul {
    max-width: 64ch;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .disc-head .page-head__lede {
    font-size: 18px;
  }

  .page-disclaimer .rule-list {
    max-width: 76ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-list a,
  .page-disclaimer .rule__sum,
  .page-disclaimer .rule__sign {
    transition: none;
  }
}