.page-disclaimer {
  --disc-rule: rgba(91, 114, 144, .28);
  --disc-body: rgba(242, 232, 213, .84);
  --disc-dim: rgba(242, 232, 213, .62);
}

.page-disclaimer .breadcrumb {
  padding: 26px 0 6px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  padding-bottom: 20px;
}

.page-disclaimer .disc-hero-grid {
  display: grid;
  gap: 26px;
  align-items: end;
}

.page-disclaimer .disc-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer .disc-hero h1 {
  margin: 0;
  font-size: clamp(32px, 7vw, 62px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -.012em;
  color: var(--cream);
}

.page-disclaimer .disc-lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--disc-body);
  max-width: 62ch;
}

.page-disclaimer .disc-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--disc-dim);
}

.page-disclaimer .disc-note a,
.page-disclaimer .usage-rule a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 255, 59, .38);
}

.page-disclaimer .disc-note a:hover,
.page-disclaimer .usage-rule a:hover {
  border-bottom-color: var(--lime);
}

.page-disclaimer .disc-banner {
  margin: 34px 0 0;
}

.page-disclaimer .disc-banner .media-frame {
  height: 190px;
  border-radius: var(--radius-m);
}

.page-disclaimer .disc-banner .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-m);
}

.page-disclaimer .disc-banner .figure-caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--disc-dim);
}

/* ---------- 三条常见做法 ---------- */
.page-disclaimer .disc-quick {
  padding: 48px 0 8px;
}

.page-disclaimer .disc-h2 {
  margin: 0 0 6px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
  font-size: clamp(21px, 3.4vw, 28px);
  font-weight: 300;
  letter-spacing: .005em;
  color: var(--cream);
}

.page-disclaimer .disc-quick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-disclaimer .disc-quick-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--disc-rule);
}

.page-disclaimer .disc-quick-num {
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .disc-quick-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-disclaimer .disc-quick-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--disc-body);
}

/* ---------- 章节跳转 ---------- */
.page-disclaimer .disc-index {
  margin-top: 48px;
  margin-bottom: 56px;
  padding: 22px 22px 24px;
  border-radius: var(--radius-m);
}

.page-disclaimer .disc-index-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-disclaimer .disc-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
}

.page-disclaimer .disc-index-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--cream);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-disclaimer .disc-index-list a:hover {
  color: #fff;
  border-bottom-color: var(--orange);
}

.page-disclaimer .disc-index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--vermilion);
}

/* ---------- 对照条款 ---------- */
.page-disclaimer .disc-section {
  padding-bottom: 58px;
}

.page-disclaimer .usage-table {
  margin-top: 8px;
  border-top: 1px solid var(--line-strong);
}

.page-disclaimer .usage-row {
  display: grid;
  gap: 10px;
  padding: 22px 0;
  border-bottom: 1px solid var(--disc-rule);
}

.page-disclaimer .usage-scene {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  line-height: 1.6;
  color: var(--orange);
}

.page-disclaimer .usage-row--stop .usage-scene {
  color: var(--vermilion);
}

.page-disclaimer .usage-row--stop .usage-rule {
  border-left: 2px solid var(--vermilion);
  padding-left: 14px;
}

.page-disclaimer .usage-rule p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--disc-body);
}

/* ---------- 修订记录 ---------- */
.page-disclaimer .disc-revision {
  padding-bottom: 76px;
}

.page-disclaimer .disc-revision-band {
  padding: 26px 22px 28px;
  border-radius: var(--radius-m);
  display: grid;
  gap: 18px;
}

.page-disclaimer .disc-revision-title {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-disclaimer .disc-revision-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--disc-dim);
}

.page-disclaimer .disc-details summary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  color: var(--lime);
  border-bottom: 1px solid rgba(182, 255, 59, .4);
  padding-bottom: 3px;
}

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

.page-disclaimer .disc-details summary::after {
  content: "▾";
  font-size: 11px;
  transition: transform .22s var(--ease);
}

.page-disclaimer .disc-details[open] summary::after {
  transform: rotate(180deg);
}

.page-disclaimer .disc-revision-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-disclaimer .disc-revision-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 14px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--disc-body);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--disc-rule);
}

.page-disclaimer .disc-revision-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .disc-hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
  }

  .page-disclaimer .disc-banner .media-frame {
    height: 230px;
  }

  .page-disclaimer .disc-quick-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 30px;
  }

  .page-disclaimer .disc-quick-item {
    border-bottom: 0;
    border-top: 1px solid var(--line);
    padding: 22px 0 6px;
  }

  .page-disclaimer .disc-revision-band {
    padding: 30px 32px 32px;
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .usage-row {
    grid-template-columns: minmax(180px, 3fr) 7fr;
    gap: 40px;
    align-items: start;
    padding: 26px 0;
  }

  .page-disclaimer .disc-banner .media-frame {
    height: 260px;
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .disc-index {
    padding: 26px 32px 28px;
  }
}
</style>