.page-disclaimer {
  --rule: rgba(31, 74, 85, 0.16);
  --rule-soft: rgba(31, 74, 85, 0.09);
  --clause-gap: clamp(40px, 6vw, 72px);
  --hero-gap: clamp(28px, 4vw, 56px);
  background: var(--moon);
  color: var(--ink);
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-disclaimer .breadcrumb {
  padding-block: clamp(18px, 3vw, 28px) 0;
}

/* ---------- 首屏：左文右图，竖切 ---------- */
.page-disclaimer .docs-hero {
  padding-block: clamp(20px, 3vw, 36px) clamp(32px, 5vw, 60px);
}

.page-disclaimer .docs-hero__inner {
  display: grid;
  gap: var(--hero-gap);
  align-items: end;
}

.page-disclaimer .docs-hero__text {
  max-width: 46rem;
}

.page-disclaimer .docs-hero__text .eyebrow {
  color: var(--stone);
}

.page-disclaimer .docs-hero__text .display-title {
  margin: 14px 0 20px;
  color: var(--ink);
}

.page-disclaimer .docs-hero__fig {
  margin: 0;
}

.page-disclaimer .docs-hero__fig .media-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

@media (min-width: 900px) {
  .page-disclaimer .docs-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    column-gap: clamp(32px, 4vw, 64px);
  }
  .page-disclaimer .docs-hero__fig {
    align-self: stretch;
    display: flex;
  }
  .page-disclaimer .docs-hero__fig .media-frame {
    width: 100%;
    height: 100%;
  }
}

/* ---------- 条款索引条 ---------- */
.page-disclaimer .clause-index {
  background: var(--paper);
  border-block: 1px solid var(--rule-soft);
}

.page-disclaimer .clause-index__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-block: 14px;
  padding-inline: var(--edge-pad);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-disclaimer .clause-index__inner::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .clause-index__label {
  flex: 0 0 auto;
  color: var(--stone);
}

.page-disclaimer .clause-index__list {
  display: flex;
  flex: 0 0 auto;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-index__list .chip {
  display: inline-block;
  white-space: nowrap;
  font-size: 13px;
  text-decoration: none;
  color: var(--ink);
  background: var(--moon);
  border: 1px solid var(--rule);
  transition: border-color 160ms ease, color 160ms ease, background-color 160ms ease;
}

.page-disclaimer .clause-index__list .chip:hover,
.page-disclaimer .clause-index__list .chip:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

/* ---------- 条款主体 ---------- */
.page-disclaimer .clause-stack {
  padding-top: clamp(8px, 2vw, 20px);
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: 12px;
  padding-block: var(--clause-gap);
  border-top: 1px solid var(--rule);
}

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

.page-disclaimer .clause__box {
  min-width: 0;
}

.page-disclaimer .clause__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "num toggle"
    "title toggle";
  row-gap: 8px;
  column-gap: 16px;
  align-items: start;
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .clause__num {
  grid-area: num;
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: clamp(34px, 5.2vw, 48px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--mountain);
  transition: color 200ms ease;
}

.page-disclaimer .clause__box[open] .clause__num {
  color: var(--orange);
}

.page-disclaimer .clause__title {
  grid-area: title;
  margin: 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 28px);
  line-height: 1.28;
  color: var(--ink);
  max-width: 34ch;
}

.page-disclaimer .clause__toggle {
  grid-area: toggle;
  position: relative;
  width: 26px;
  height: 26px;
  border: 1px solid var(--rule);
  border-radius: var(--pill);
  flex: 0 0 auto;
  align-self: center;
  transition: border-color 160ms ease;
}

.page-disclaimer .clause__head:hover .clause__toggle {
  border-color: var(--orange);
}

.page-disclaimer .clause__toggle::before,
.page-disclaimer .clause__toggle::after {
  content: "";
  position: absolute;
  left: 6px;
  right: 6px;
  top: 50%;
  height: 1px;
  background: var(--stone);
  transition: transform 160ms ease, background-color 160ms ease;
}

.page-disclaimer .clause__toggle::after {
  transform: rotate(90deg);
}

.page-disclaimer .clause__box[open] .clause__toggle::after {
  transform: rotate(0deg);
}

.page-disclaimer .clause__box[open] .clause__toggle::before,
.page-disclaimer .clause__box[open] .clause__toggle::after {
  background: var(--orange);
}

.page-disclaimer .clause__body {
  margin-top: clamp(18px, 2.4vw, 26px);
  max-width: 62ch;
}

.page-disclaimer .clause__body p {
  margin: 0 0 1em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

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

.page-disclaimer .clause__body .num {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--orange);
  padding-inline: 2px;
}

.page-disclaimer .clause__list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mountain);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
  border-radius: var(--pill);
}

/* 右侧纵向注释：窄屏隐藏 */
.page-disclaimer .clause__side {
  display: none;
}

@media (min-width: 1120px) {
  .page-disclaimer .clause {
    grid-template-columns: minmax(0, 1fr) clamp(120px, 12vw, 170px);
    column-gap: clamp(32px, 4vw, 56px);
  }
  .page-disclaimer .clause__side {
    display: block;
    margin: 0;
    align-self: start;
    justify-self: end;
    padding-top: 6px;
    writing-mode: vertical-rl;
    font-family: var(--font-data);
    font-size: 12px;
    letter-spacing: 0.32em;
    color: var(--stone);
  }
}

/* ---------- 收尾色块 ---------- */
.page-disclaimer .docs-end {
  padding-block: clamp(16px, 3vw, 32px) 0;
}

.page-disclaimer .docs-end__panel {
  display: grid;
  gap: clamp(24px, 3.5vw, 40px);
  padding: clamp(28px, 4vw, 52px);
  border-radius: var(--radius-lg);
  background: var(--dai-ink);
  color: var(--moon);
}

.page-disclaimer .docs-end__eyebrow {
  color: var(--cyan);
  margin: 0 0 12px;
}

.page-disclaimer .docs-end__title {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.22;
  color: var(--moon);
  max-width: 24ch;
}

.page-disclaimer .docs-end__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: flex-start;
}

.page-disclaimer .docs-end__actions .btn {
  text-decoration: none;
}

@media (min-width: 860px) {
  .page-disclaimer .docs-end__panel {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: center;
  }
  .page-disclaimer .docs-end__actions {
    justify-content: flex-end;
  }
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .to-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 20;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--pill);
  background: var(--dai-ink);
  color: var(--moon);
  font-family: var(--font-data);
  font-size: 15px;
  line-height: 1;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(12, 26, 30, 0.24);
  transition: background-color 160ms ease, color 160ms ease;
}

.page-disclaimer .to-top:hover,
.page-disclaimer .to-top:focus-visible {
  background: var(--orange);
  color: var(--moon);
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-index__list .chip,
  .page-disclaimer .clause__num,
  .page-disclaimer .clause__toggle,
  .page-disclaimer .clause__toggle::before,
  .page-disclaimer .clause__toggle::after,
  .page-disclaimer .to-top {
    transition: none;
  }
}