/* ===== 使用说明页 page-disclaimer ===== */

.page-disclaimer {
  background: var(--c-turf);
  color: var(--c-lamp);
}

/* ---- 页头 ---- */
.page-disclaimer .doc-head {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: 24px 0 36px;
  border-bottom: 1px solid var(--line-hair);
}

.page-disclaimer .doc-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 72px;
  height: 2px;
  background: var(--c-score);
}

.page-disclaimer .doc-head-main {
  min-width: 0;
}

.page-disclaimer .doc-title {
  margin: 20px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 7vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--c-lamp);
}

.page-disclaimer .doc-lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-disclaimer .doc-quick {
  margin: 24px 0 0;
}

.page-disclaimer .doc-quick .btn {
  font-size: var(--fs-14);
}

.page-disclaimer .doc-figure {
  margin: 0;
  border: 1px solid var(--line-hair);
}

.page-disclaimer .doc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.92;
}

@media (min-width: 960px) {
  .page-disclaimer .doc-head {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 56px;
    align-items: center;
    padding: 44px 0 60px;
  }

  .page-disclaimer .doc-lede {
    font-size: var(--fs-18);
  }
}

/* ---- 条目索引 ---- */
.page-disclaimer .clause-nav {
  border-bottom: 1px solid var(--line-hair);
  padding: 12px 0;
}

.page-disclaimer .clause-nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-nav-list li {
  display: flex;
  align-items: center;
}

.page-disclaimer .clause-nav-list li + li::before {
  content: "";
  display: block;
  width: 1px;
  height: 14px;
  background: var(--line-soft);
}

.page-disclaimer .clause-nav a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 14px;
  color: var(--ink-dim);
  font-size: var(--fs-14);
  line-height: 1.4;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-disclaimer .clause-nav a:hover,
.page-disclaimer .clause-nav a:focus-visible {
  color: var(--c-lamp);
  border-bottom-color: var(--c-score);
}

.page-disclaimer .clause-nav .cn-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-score);
}

.page-disclaimer .clause-nav .cn-txt {
  white-space: nowrap;
}

/* ---- 条款区块 ---- */
.page-disclaimer .clause-stack {
  padding-bottom: 8px;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 32px 0;
  border-top: 1px solid var(--line-hair);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause-no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--c-score);
}

.page-disclaimer .clause-main {
  min-width: 0;
}

.page-disclaimer .clause-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-22);
  line-height: 1.35;
  color: var(--c-lamp);
}

.page-disclaimer .clause-text {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-disclaimer .clause-note {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--ink-faint);
}

.page-disclaimer .clause-note--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  color: var(--ink-dim);
}

.page-disclaimer .hl {
  color: var(--c-lamp);
  border-bottom: 2px solid var(--c-score);
  padding-bottom: 1px;
  word-break: break-all;
}

@media (min-width: 900px) {
  .page-disclaimer .clause {
    grid-template-columns: 72px minmax(0, 1fr) minmax(0, 320px);
    gap: 0 40px;
    padding: 40px 0;
    align-items: start;
  }

  .page-disclaimer .clause-no {
    padding-top: 5px;
  }

  .page-disclaimer .clause-title {
    font-size: 26px;
  }

  .page-disclaimer .clause-note {
    padding: 2px 0 0 18px;
    border-top: 0;
    border-left: 2px solid var(--line-soft);
  }
}

/* ---- 页脚说明带 ---- */
.page-disclaimer .doc-foot {
  border-top: 1px solid var(--line-hair);
  padding: 30px 0 56px;
}

.page-disclaimer .doc-foot p {
  margin: 0;
  max-width: 76ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-disclaimer .doc-foot a {
  color: var(--c-lamp);
  text-decoration: none;
  border-bottom: 1px solid var(--c-data);
  transition: border-color 160ms ease, color 160ms ease;
}

.page-disclaimer .doc-foot a:hover,
.page-disclaimer .doc-foot a:focus-visible {
  border-bottom-color: var(--c-score);
}

/* ---- 窄屏收敛 ---- */
@media (max-width: 600px) {
  .page-disclaimer .clause-nav-list li + li::before {
    display: none;
  }

  .page-disclaimer .clause-nav a {
    padding: 6px 12px 6px 0;
  }

  .page-disclaimer .clause-nav .cn-txt {
    white-space: normal;
  }

  .page-disclaimer .clause {
    padding: 26px 0;
  }

  .page-disclaimer .doc-quick .btn {
    width: 100%;
    text-align: center;
  }
}