.page-disclaimer {
  --ds-toc-w: 248px;
  --ds-rule: 1px solid var(--line-soft);
  position: relative;
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(47, 243, 208, .028) 23px 24px),
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(47, 243, 208, .028) 23px 24px);
  color: var(--white);
}

.page-disclaimer::before {
  content: "";
  display: block;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--cyan-dim) 48%, transparent 100%);
}

.page-disclaimer .ds-hero {
  padding: clamp(26px, 4vw, 42px) 0 clamp(30px, 4.5vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .ds-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.page-disclaimer .ds-hero__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6.2vw, 3.6rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-disclaimer .ds-hero__lede {
  max-width: 62ch;
  margin: 0;
  color: var(--muted);
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.8;
}

.page-disclaimer .ds-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 22px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-disclaimer .ds-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.page-disclaimer .ds-hero__facts .mono {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan-dim);
}

.page-disclaimer .ds-hero__figure {
  margin: clamp(24px, 4vw, 38px) 0 0;
  border: 1px solid var(--line);
}

.page-disclaimer .ds-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .ds-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding: clamp(30px, 4.5vw, 52px) 0 clamp(56px, 8vw, 96px);
}

/* ---------- 目录 ---------- */
.page-disclaimer .ds-toc {
  min-width: 0;
}

.page-disclaimer .ds-toc__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--cyan-dim);
}

.page-disclaimer .ds-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .ds-toc__item {
  flex: none;
}

.page-disclaimer .ds-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 9px 13px;
  font-size: 13px;
  line-height: 1;
  color: var(--muted);
  text-decoration: none;
  background: var(--ink-2);
  border: 1px solid var(--line-soft);
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-disclaimer .ds-toc__num {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--orange);
}

.page-disclaimer .ds-backtop {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .ds-clauses {
  min-width: 0;
}

.page-disclaimer .ds-clause {
  position: relative;
  padding: 28px 0 28px 16px;
  scroll-margin-top: 24px;
}

.page-disclaimer .ds-clause::before {
  content: "";
  position: absolute;
  inset: 28px auto 28px 0;
  width: 2px;
  background: var(--cyan);
  opacity: 0;
  transition: opacity .2s var(--ease);
}

.page-disclaimer .ds-clause + .ds-clause {
  border-top: var(--ds-rule);
}

.page-disclaimer .ds-clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-disclaimer .ds-clause__num {
  flex: none;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--orange);
}

.page-disclaimer .ds-clause__title {
  margin: 0;
  font-size: clamp(1.18rem, 2.4vw, 1.5rem);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: .01em;
  color: var(--white);
}

.page-disclaimer .ds-clause__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 66ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-disclaimer .ds-clause__body p {
  margin: 0;
}

.page-disclaimer .ds-clause__body a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .ds-clause__body a:hover,
.page-disclaimer .ds-clause__body a:focus-visible {
  color: var(--white);
}

.page-disclaimer .ds-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 16px 18px;
  list-style: none;
  border-left: 2px solid var(--orange);
  background: var(--ink-2);
  font-size: 14px;
  line-height: 1.6;
}

.page-disclaimer .ds-contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
}

.page-disclaimer .ds-contact .mono {
  min-width: 68px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--orange-soft);
}

.page-disclaimer .ds-note {
  font-size: 13px;
  color: var(--orange-soft);
  letter-spacing: .02em;
}

/* ---------- 当前条款高亮 ---------- */
.page-disclaimer .ds-clause:target::before {
  opacity: 1;
}

.page-disclaimer .ds-clause:target .ds-clause__title {
  color: var(--cyan);
}

.page-disclaimer .ds-toc__link:hover,
.page-disclaimer .ds-toc__link:focus-visible {
  color: var(--white);
  border-color: var(--cyan);
}

.page-disclaimer .ds-backtop:hover,
.page-disclaimer .ds-backtop:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-disclaimer .ds-body:has(#clause-01:target) .ds-toc__link[href="#clause-01"],
.page-disclaimer .ds-body:has(#clause-02:target) .ds-toc__link[href="#clause-02"],
.page-disclaimer .ds-body:has(#clause-03:target) .ds-toc__link[href="#clause-03"],
.page-disclaimer .ds-body:has(#clause-04:target) .ds-toc__link[href="#clause-04"],
.page-disclaimer .ds-body:has(#clause-05:target) .ds-toc__link[href="#clause-05"],
.page-disclaimer .ds-body:has(#clause-06:target) .ds-toc__link[href="#clause-06"],
.page-disclaimer .ds-body:has(#clause-07:target) .ds-toc__link[href="#clause-07"] {
  color: var(--white);
  border-color: var(--cyan);
  background: rgba(47, 243, 208, .08);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .ds-body {
    grid-template-columns: var(--ds-toc-w) minmax(0, 1fr);
    column-gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

  .page-disclaimer .ds-toc {
    position: sticky;
    top: 24px;
    align-self: start;
  }

  .page-disclaimer .ds-toc__list {
    display: block;
    overflow: visible;
    padding: 0;
    border-left: 1px solid var(--line);
  }

  .page-disclaimer .ds-toc__item + .ds-toc__item {
    margin-top: 2px;
  }

  .page-disclaimer .ds-toc__link {
    display: flex;
    width: 100%;
    white-space: normal;
    padding: 9px 12px;
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
  }

  .page-disclaimer .ds-toc__link:hover,
  .page-disclaimer .ds-toc__link:focus-visible {
    border-color: transparent;
    border-left-color: var(--cyan);
  }

  .page-disclaimer .ds-body:has(#clause-01:target) .ds-toc__link[href="#clause-01"],
  .page-disclaimer .ds-body:has(#clause-02:target) .ds-toc__link[href="#clause-02"],
  .page-disclaimer .ds-body:has(#clause-03:target) .ds-toc__link[href="#clause-03"],
  .page-disclaimer .ds-body:has(#clause-04:target) .ds-toc__link[href="#clause-04"],
  .page-disclaimer .ds-body:has(#clause-05:target) .ds-toc__link[href="#clause-05"],
  .page-disclaimer .ds-body:has(#clause-06:target) .ds-toc__link[href="#clause-06"],
  .page-disclaimer .ds-body:has(#clause-07:target) .ds-toc__link[href="#clause-07"] {
    border-left-color: var(--cyan);
  }

  .page-disclaimer .ds-clause {
    padding: 32px 0 32px 20px;
  }

  .page-disclaimer .ds-clause::before {
    inset: 32px auto 32px 0;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .ds-hero__figure {
    margin-top: 40px;
  }

  .page-disclaimer .ds-clause__body {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .ds-toc__link,
  .page-disclaimer .ds-clause::before,
  .page-disclaimer .ds-backtop {
    transition: none;
  }
}

@media print {
  .page-disclaimer {
    background: #fff;
    background-image: none;
  }

  .page-disclaimer .ds-toc,
  .page-disclaimer .ds-backtop {
    display: none;
  }

  .page-disclaimer .ds-body {
    display: block;
    padding: 0;
  }

  .page-disclaimer .ds-clause {
    break-inside: avoid;
    padding-left: 0;
  }

  .page-disclaimer .ds-clause::before {
    display: none;
  }

  .page-disclaimer .ds-hero__title,
  .page-disclaimer .ds-clause__title,
  .page-disclaimer .ds-clause__body {
    color: #111;
  }

  .page-disclaimer .ds-contact {
    background: none;
  }
}