.page-disclaimer {
  --td-measure: 34em;
  --td-gap: 24px;
  background: var(--paper);
  color: var(--char);
  overflow-x: clip;
  scroll-behavior: smooth;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .td-crumb-wrap {
  padding-top: 24px;
  padding-bottom: 8px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .td-hero {
  background: var(--ink);
  color: var(--paper);
  position: relative;
  border-bottom: 1px solid var(--steel);
}

.page-disclaimer .td-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 96px;
  height: 3px;
  background: var(--yellow);
}

.page-disclaimer .td-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding-block: 40px 48px;
}

.page-disclaimer .td-hero__eyebrow {
  color: var(--yellow);
  margin: 0 0 14px;
}

.page-disclaimer .td-hero__title {
  font-family: var(--f-serif);
  font-weight: 600;
  font-size: clamp(26px, 6.4vw, 42px);
  line-height: 1.24;
  letter-spacing: -0.005em;
  color: var(--paper);
  margin: 0 0 18px;
  max-width: 15em;
}

.page-disclaimer .td-hero__lede {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper-72);
  margin: 0 0 22px;
  max-width: 34em;
}

.page-disclaimer .td-hero__tips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-disclaimer .td-hero__tips li {
  position: relative;
  padding-left: 18px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--paper-45);
  line-height: 1.6;
}

.page-disclaimer .td-hero__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background: var(--teal);
}

.page-disclaimer .td-hero__fig {
  margin: 0;
  border: 1px solid var(--steel);
  padding: 8px;
}

.page-disclaimer .td-hero__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: linear-gradient(150deg, var(--ink-2) 0%, var(--steel) 60%, var(--red-deep) 100%);
}

.page-disclaimer .td-hero__cap {
  margin-top: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--paper-45);
}

/* ---------- 正文骨架 ---------- */
.page-disclaimer .td-body {
  background: var(--paper);
}

.page-disclaimer .td-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--td-gap);
  padding-block: 40px 72px;
}

/* ---------- 目录 ---------- */
.page-disclaimer .td-toc {
  border-top: 2px solid var(--ink);
  padding-top: 14px;
}

.page-disclaimer .td-toc__title {
  font-family: var(--f-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--grey);
  margin: 0 0 12px;
}

.page-disclaimer .td-toc__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-disclaimer .td-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 8px 0;
  text-decoration: none;
  color: var(--char-soft);
  border-bottom: 1px solid var(--line);
  transition: color 160ms ease, border-color 160ms ease;
}

.page-disclaimer .td-toc__link:hover,
.page-disclaimer .td-toc__link:focus-visible {
  color: var(--red-deep);
  border-bottom-color: var(--red);
}

.page-disclaimer .td-toc__num {
  color: var(--grey);
  font-size: 11px;
}

.page-disclaimer .td-toc__text {
  font-family: var(--f-body);
  font-size: 14px;
  line-height: 1.5;
}

.page-disclaimer .td-toc__note {
  margin: 0;
  font-family: var(--f-body);
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey);
}

.page-disclaimer .td-toc__inline,
.page-disclaimer .td-link {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--line-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 160ms ease, text-decoration-color 160ms ease;
}

.page-disclaimer .td-toc__inline:hover,
.page-disclaimer .td-link:hover,
.page-disclaimer .td-toc__inline:focus-visible,
.page-disclaimer .td-link:focus-visible {
  color: var(--red);
  text-decoration-color: var(--red);
}

/* ---------- 条款列表 ---------- */
.page-disclaimer .td-clauses {
  max-width: var(--td-measure);
}

.page-disclaimer .td-clause {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  padding-bottom: 28px;
  scroll-margin-top: 96px;
}

.page-disclaimer .td-clause:first-child {
  border-top: 1px solid var(--line-dark);
  padding-top: 28px;
}

.page-disclaimer .td-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 14px;
}

.page-disclaimer .td-clause__num {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 34px;
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  flex: 0 0 auto;
}

.page-disclaimer .td-clause__title {
  font-family: var(--f-serif);
  font-weight: 600;
  font-size: 21px;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--char);
  margin: 0;
}

.page-disclaimer .td-clause__body p {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--char-soft);
  margin: 0 0 14px;
}

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

/* 唯一的红色强调 */
.page-disclaimer .td-clause--key {
  border-top-color: var(--line-dark);
  border-left: 3px solid var(--red);
  padding-left: 20px;
  margin-left: -3px;
  background: linear-gradient(90deg, rgba(196, 22, 42, 0.05) 0%, rgba(196, 22, 42, 0) 72%);
}

.page-disclaimer .td-clause__summary {
  cursor: pointer;
  list-style: none;
  margin: 0 0 14px;
  position: relative;
  padding-right: 34px;
}

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

.page-disclaimer .td-clause__summary:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 4px;
}

.page-disclaimer .td-clause__toggle {
  position: absolute;
  right: 0;
  top: 0.55em;
  width: 14px;
  height: 14px;
  border: 1px solid var(--line-dark);
}

.page-disclaimer .td-clause__toggle::before,
.page-disclaimer .td-clause__toggle::after {
  content: "";
  position: absolute;
  background: var(--char-soft);
}

.page-disclaimer .td-clause__toggle::before {
  left: 50%;
  top: 3px;
  width: 1px;
  height: 8px;
  transform: translateX(-50%);
}

.page-disclaimer .td-clause__toggle::after {
  top: 50%;
  left: 3px;
  width: 8px;
  height: 1px;
  transform: translateY(-50%);
}

.page-disclaimer .td-clause--key[open] .td-clause__toggle::before {
  display: none;
}

/* ---------- 右侧细线阅读进度 ---------- */
.page-disclaimer .td-rail {
  display: none;
}

.page-disclaimer .td-rail__track {
  position: absolute;
  inset: 0;
  background: var(--line);
}

.page-disclaimer .td-rail__mark {
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 0;
  background: var(--yellow);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .td-crumb-wrap {
    padding-top: 32px;
  }

  .page-disclaimer .td-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 40px;
    padding-block: 56px 64px;
    align-items: start;
  }

  .page-disclaimer .td-body__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
    padding-block: 56px 96px;
  }

  .page-disclaimer .td-clause__num {
    font-size: 40px;
  }

  .page-disclaimer .td-clause__title {
    font-size: 23px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .td-body__grid {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 56px;
    padding-block: 72px 120px;
  }

  .page-disclaimer .td-toc {
    position: sticky;
    top: calc(var(--head-h) + 24px);
    align-self: start;
  }

  .page-disclaimer .td-clause {
    padding-top: 28px;
    padding-bottom: 36px;
  }

  .page-disclaimer .td-clause__head {
    margin-bottom: 16px;
  }
}

@media (min-width: 1500px) {
  .page-disclaimer .td-rail {
    display: block;
    position: fixed;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 168px;
    pointer-events: none;
    z-index: 20;
  }
}

@supports (animation-timeline: scroll()) {
  @media (min-width: 1500px) {
    .page-disclaimer .td-rail__mark {
      animation: td-rail-grow linear both;
      animation-timeline: scroll(root block);
    }
  }
}

@keyframes td-rail-grow {
  from { height: 0; }
  to { height: 168px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer {
    scroll-behavior: auto;
  }

  .page-disclaimer .td-toc__link,
  .page-disclaimer .td-link {
    transition: none;
  }

  .page-disclaimer .td-rail__mark {
    animation: none;
    height: 56px;
  }
}