.page-disclaimer {
  --disc-gap: clamp(20px, 3vw, 34px);
  --disc-rule: 1px solid var(--c-line-soft);
}

/* 面包屑 */
.page-disclaimer .breadcrumb {
  padding-top: 18px;
  font-size: var(--fs-small);
}

/* 首屏 */
.page-disclaimer .disc-hero {
  padding: clamp(20px, 3.5vw, 34px) 0 clamp(16px, 3vw, 26px);
}

.page-disclaimer .disc-hero-box {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 44px);
  background: var(--c-surface);
}

.page-disclaimer .disc-hero-box::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, var(--c-accent) 0%, var(--c-hot) 100%);
}

.page-disclaimer .disc-hero-box .eyebrow {
  color: var(--c-line);
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
}

.page-disclaimer .disc-hero-box .display-title {
  margin: 10px 0 0;
  font-size: clamp(30px, 5.2vw, 56px);
  font-weight: 300;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--c-head);
}

.page-disclaimer .disc-lead {
  margin: 18px 0 0;
  max-width: 64ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--c-ink-soft);
}

.page-disclaimer .disc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-disclaimer .disc-elder {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  background: var(--c-bg);
  color: var(--c-head);
  font: inherit;
  font-size: var(--fs-small);
  font-weight: 700;
  cursor: pointer;
  transition: background var(--dur) ease, color var(--dur) ease, border-color var(--dur) ease;
}

.page-disclaimer .disc-elder svg {
  width: 20px;
  height: 20px;
}

.page-disclaimer .disc-elder:hover,
.page-disclaimer .disc-elder:focus-visible {
  background: var(--c-soft);
  border-color: var(--c-accent);
  outline: none;
}

.page-disclaimer .disc-elder[aria-pressed="true"] {
  background: var(--c-head);
  border-color: var(--c-head);
  color: var(--c-ondark);
}

/* 摘要清单 */
.page-disclaimer .disc-summary {
  padding: clamp(26px, 4.5vw, 52px) 0 clamp(30px, 5vw, 58px);
}

.page-disclaimer .disc-section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--c-line-soft);
}

.page-disclaimer .disc-section-head .index-no {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.14em;
  color: var(--c-accent);
}

.page-disclaimer .disc-section-head h2 {
  margin: 0;
  font-size: clamp(21px, 3vw, 31px);
  font-weight: 700;
  line-height: 1.32;
  color: var(--c-head);
}

.page-disclaimer .disc-summary-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--disc-gap);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-disclaimer .disc-checks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .disc-check {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  background: var(--c-soft);
  border-left: 3px solid var(--c-hot);
  border-radius: 4px var(--radius) var(--radius) 4px;
}

.page-disclaimer .disc-check-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--c-surface);
  color: var(--c-accent);
}

.page-disclaimer .disc-check-icon svg {
  width: 22px;
  height: 22px;
}

.page-disclaimer .disc-check h3 {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-ink);
}

.page-disclaimer .disc-check p {
  margin: 5px 0 0;
  font-size: var(--fs-small);
  line-height: 1.72;
  color: var(--c-ink-soft);
}

.page-disclaimer .disc-summary-figure {
  margin: 0;
}

.page-disclaimer .disc-summary-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--c-line-soft);
  box-shadow: var(--shadow-paper);
}

.page-disclaimer .disc-summary-figure figcaption {
  margin-top: 10px;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--c-ink-soft);
}

/* 正文长卷 */
.page-disclaimer .disc-main {
  padding: clamp(28px, 4.5vw, 56px) 0 clamp(40px, 7vw, 84px);
  background: var(--c-bg);
  border-top: 1px solid var(--c-line-soft);
}

.page-disclaimer .disc-main-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 38px);
}

.page-disclaimer .disc-toc {
  background: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.page-disclaimer .disc-toc-head {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: var(--c-line);
}

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

.page-disclaimer .disc-toc-list li {
  flex: 0 0 auto;
}

.page-disclaimer .disc-toc-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--c-bg);
  color: var(--c-ink);
  font-size: var(--fs-small);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur) ease, border-color var(--dur) ease;
}

.page-disclaimer .disc-toc-list a span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--c-accent);
}

.page-disclaimer .disc-toc-list a:hover {
  background: var(--c-soft);
  border-color: var(--c-line-soft);
}

.page-disclaimer .disc-toc-list a:focus-visible {
  outline: 3px solid var(--c-hot);
  outline-offset: 2px;
}

.page-disclaimer .disc-articles {
  min-width: 0;
}

.page-disclaimer .disc-clause {
  padding: clamp(20px, 3vw, 32px);
  margin-bottom: clamp(16px, 2.4vw, 24px);
  background: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
}

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

.page-disclaimer .disc-clause-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--c-line-soft);
}

.page-disclaimer .disc-clause-no {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--c-accent);
}

.page-disclaimer .disc-clause-head h2 {
  margin: 0;
  font-size: clamp(19px, 2.4vw, 25px);
  font-weight: 700;
  line-height: 1.38;
  color: var(--c-head);
}

.page-disclaimer .disc-clause-body p {
  margin: 0 0 13px;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--c-ink);
}

.page-disclaimer .disc-clause-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-clause-body a {
  color: var(--c-accent);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-clause-body a:focus-visible {
  outline: 3px solid var(--c-hot);
  outline-offset: 2px;
}

.page-disclaimer .disc-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-small);
  line-height: 1.78;
  color: var(--c-ink);
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--c-hot);
  transform: rotate(45deg);
}

.page-disclaimer .disc-note {
  margin: 14px 0 0;
  padding: 12px 16px;
  border-left: 4px solid var(--c-warn);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(166, 61, 47, 0.07);
  font-size: var(--fs-small);
  font-weight: 500;
  line-height: 1.75;
  color: var(--c-warn);
}

/* 折叠条款 */
.page-disclaimer .disc-fold {
  margin-top: 14px;
  padding: 0 16px;
  border: 1px dashed var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-bg);
}

.page-disclaimer .disc-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  list-style: none;
  cursor: pointer;
  font-size: var(--fs-small);
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-head);
}

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

.page-disclaimer .disc-fold summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--c-accent);
}

.page-disclaimer .disc-fold[open] summary::after {
  content: "–";
}

.page-disclaimer .disc-fold summary:focus-visible {
  outline: 3px solid var(--c-hot);
  outline-offset: 2px;
}

.page-disclaimer .disc-fold-body {
  padding: 0 0 14px;
  font-size: var(--fs-small);
  line-height: 1.78;
  color: var(--c-ink-soft);
}

/* 联系卡片 */
.page-disclaimer .disc-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0 0 16px;
}

.page-disclaimer .disc-contact-item {
  padding: 14px 16px;
  background: var(--c-bg);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius-sm);
}

.page-disclaimer .disc-contact-item dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--c-line);
}

.page-disclaimer .disc-contact-item dd {
  margin: 0;
  font-size: var(--fs-small);
  font-weight: 700;
  line-height: 1.6;
  color: var(--c-head);
  overflow-wrap: anywhere;
}

/* 平板及以上 */
@media (min-width: 640px) {
  .page-disclaimer .disc-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-disclaimer .disc-summary-grid {
    grid-template-columns: 1.12fr 0.88fr;
    align-items: start;
  }

  .page-disclaimer .disc-summary-figure {
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .disc-main-grid {
    grid-template-columns: 250px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .disc-aside {
    position: sticky;
    top: 96px;
  }

  .page-disclaimer .disc-toc {
    padding: 18px;
  }

  .page-disclaimer .disc-toc-list {
    flex-direction: column;
    gap: 2px;
    padding: 0;
    overflow: visible;
  }

  .page-disclaimer .disc-toc-list li {
    flex: none;
  }

  .page-disclaimer .disc-toc-list a {
    border-radius: var(--radius-sm);
    white-space: normal;
    padding: 10px 12px;
    background: transparent;
  }
}

/* 长辈模式下的阅读加强 */
html[data-elder="on"] .page-disclaimer .disc-clause-body p,
html[data-elder="on"] .page-disclaimer .disc-lead {
  font-size: 22px;
  line-height: 1.9;
}

html[data-elder="on"] .page-disclaimer .disc-list li,
html[data-elder="on"] .page-disclaimer .disc-check p,
html[data-elder="on"] .page-disclaimer .disc-note,
html[data-elder="on"] .page-disclaimer .disc-fold-body {
  font-size: 20px;
  line-height: 1.85;
}

html[data-elder="on"] .page-disclaimer .disc-elder {
  min-height: 56px;
  padding: 0 24px;
  font-size: 20px;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-elder,
  .page-disclaimer .disc-toc-list a {
    transition: none;
  }
}