.page-disclaimer {
  --d-rail: 84px;
  --d-aside: 250px;
  --d-gap: 40px;
  padding-bottom: 96px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .legal-hero {
  padding-top: 116px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0;
}

.page-disclaimer .legal-hero__grid {
  display: grid;
  gap: 24px;
  align-items: end;
  margin-top: 28px;
}

.page-disclaimer .legal-hero__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 14px;
}

.page-disclaimer .legal-hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 30px;
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--text);
  margin: 0;
  max-width: 20ch;
}

.page-disclaimer .legal-hero__lead {
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0;
  max-width: 60ch;
}

.page-disclaimer .legal-hero__figure {
  margin: 40px 0 0;
}

.page-disclaimer .legal-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  background: var(--panel);
}

/* ---------- 章节锚点 ---------- */
.page-disclaimer .legal-jump {
  margin-top: 36px;
}

.page-disclaimer .legal-jump__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .legal-jump__list li {
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .legal-jump__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 2px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  transition: color 120ms var(--ease);
}

.page-disclaimer .legal-jump__list a:hover,
.page-disclaimer .legal-jump__list a:focus-visible {
  color: var(--cyan);
}

.page-disclaimer .legal-jump__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* ---------- 正文主体 ---------- */
.page-disclaimer .legal-body {
  counter-reset: clause;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .clause:first-of-type {
  border-top: 0;
  padding-top: 48px;
}

.page-disclaimer .clause__rail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-disclaimer .clause__rail::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line-soft);
}

.page-disclaimer .clause__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-disclaimer .clause__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--text);
  margin: 0 0 16px;
}

.page-disclaimer .clause__main p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  margin: 0 0 16px;
  max-width: 66ch;
}

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

.page-disclaimer .clause__main a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
  transition: text-decoration-color 120ms var(--ease);
}

.page-disclaimer .clause__main a:hover,
.page-disclaimer .clause__main a:focus-visible {
  text-decoration-color: var(--cyan);
}

/* ---------- 旁注 ---------- */
.page-disclaimer .clause__aside {
  display: grid;
  gap: 0;
}

.page-disclaimer .clause__note {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0 0 12px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
}

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

/* ---------- 引用规范列表 ---------- */
.page-disclaimer .rules {
  list-style: none;
  margin: 0 0 20px;
  padding: 8px 0 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .rules li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}

.page-disclaimer .rules__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 22px;
  height: 24px;
  text-align: center;
  color: var(--cyan);
  border: 1px solid var(--line);
}

/* ---------- 署名模板 ---------- */
.page-disclaimer .signature {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 16px;
}

.page-disclaimer .signature__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
}

.page-disclaimer .signature__copy {
  display: block;
  width: 100%;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.75;
  color: var(--cyan-soft);
  background: var(--panel-2);
  border: 1px solid var(--line);
  padding: 12px;
  cursor: pointer;
  word-break: break-all;
  transition: border-color 120ms var(--ease), color 120ms var(--ease);
}

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

.page-disclaimer .signature__copy[data-copied] {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-disclaimer .signature__copy[data-copied]::after {
  content: " ／ 已复制";
  color: var(--amber);
}

/* ---------- 页尾 ---------- */
.page-disclaimer .legal-foot {
  display: flex;
  justify-content: flex-end;
  margin-top: 8px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .legal-foot__top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  padding: 10px 16px;
  border: 1px solid var(--line);
  transition: color 120ms var(--ease), border-color 120ms var(--ease);
}

.page-disclaimer .legal-foot__top::after {
  content: "↑";
  font-size: 14px;
}

.page-disclaimer .legal-foot__top:hover,
.page-disclaimer .legal-foot__top:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .legal-hero {
    padding-top: 140px;
  }

  .page-disclaimer .legal-hero__figure img {
    aspect-ratio: 16 / 5;
    object-fit: cover;
  }

  .page-disclaimer .legal-jump__list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    border-bottom: 1px solid var(--line);
  }

  .page-disclaimer .legal-jump__list li {
    border-bottom: 0;
    border-top: 1px solid var(--line);
    border-right: 1px solid var(--line-soft);
  }

  .page-disclaimer .legal-jump__list li:nth-child(3n) {
    border-right: 0;
  }

  .page-disclaimer .legal-jump__list a {
    padding: 16px 18px;
    flex-direction: column;
    gap: 6px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .legal-hero {
    padding-top: 168px;
  }

  .page-disclaimer .legal-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: 56px;
    align-items: end;
  }

  .page-disclaimer .legal-hero h1 {
    font-size: 50px;
    line-height: 1.12;
  }

  .page-disclaimer .legal-hero__lead {
    font-size: 17px;
    padding-bottom: 6px;
  }

  .page-disclaimer .legal-jump__list {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-disclaimer .legal-jump__list li {
    border-right: 1px solid var(--line-soft);
  }

  .page-disclaimer .legal-jump__list li:nth-child(3n) {
    border-right: 1px solid var(--line-soft);
  }

  .page-disclaimer .legal-jump__list li:last-child {
    border-right: 0;
  }

  .page-disclaimer .clause {
    grid-template-columns: var(--d-rail) minmax(0, 1fr) var(--d-aside);
    column-gap: var(--d-gap);
    row-gap: 0;
    align-items: start;
    padding: 52px 0;
  }

  .page-disclaimer .clause__rail {
    display: block;
  }

  .page-disclaimer .clause__rail::after {
    display: none;
  }

  .page-disclaimer .clause__no {
    display: block;
    font-size: 32px;
    line-height: 1;
    letter-spacing: 0.04em;
    color: var(--line);
  }

  .page-disclaimer .clause__title {
    font-size: 30px;
    margin-bottom: 22px;
  }

  .page-disclaimer .clause__aside {
    border-top: 1px solid var(--line-soft);
    padding-top: 18px;
  }

  .page-disclaimer .legal-foot {
    margin-top: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .legal-jump__list a,
  .page-disclaimer .clause__main a,
  .page-disclaimer .signature__copy,
  .page-disclaimer .legal-foot__top {
    transition: none;
  }
}