.page-disclaimer {
  --dc-shadow: rgba(126, 154, 146, 0.22);
  background: var(--warm);
  color: var(--carbon);
  overflow-x: clip;
}

/* 首屏：深色刊头区 */
.page-disclaimer .dc-hero {
  background: var(--ink);
  color: var(--warm);
  padding: clamp(24px, 5vw, 44px) 0 clamp(30px, 6vw, 56px);
  border-bottom: 3px solid var(--cyan);
}

.page-disclaimer .dc-hero .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 26px);
  color: var(--mute);
  font-size: 13px;
}

.page-disclaimer .dc-hero .breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
}

.page-disclaimer .dc-hero .breadcrumb a:hover,
.page-disclaimer .dc-hero .breadcrumb a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 版本刻度条 */
.page-disclaimer .dc-version {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(16px, 3vw, 26px);
}

.page-disclaimer .dc-version__label {
  font-family: var(--font-heading);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mute);
}

.page-disclaimer .dc-version__num {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-disclaimer .dc-version__ticks {
  flex: 1 1 60px;
  min-width: 40px;
  height: 9px;
  background: repeating-linear-gradient(
    90deg,
    var(--line-strong) 0 1px,
    transparent 1px 9px
  );
  border-bottom: 1px solid var(--line-strong);
}

.page-disclaimer .dc-hero__title {
  font-family: var(--font-display);
  font-size: clamp(38px, 9vw, 74px);
  line-height: 1.06;
  letter-spacing: 0.05em;
  font-weight: 700;
  margin: 0 0 clamp(14px, 2.5vw, 22px);
}

.page-disclaimer .dc-hero__lead {
  max-width: 56ch;
  margin: 0;
  font-size: clamp(15px, 2.6vw, 17px);
  line-height: 1.85;
  color: var(--paper);
}

.page-disclaimer .dc-hero__figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border: 1px solid var(--line-strong);
  background: var(--ink-2);
}

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

/* 条款目录 */
.page-disclaimer .dc-toc {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: clamp(18px, 4vw, 26px) 0;
}

.page-disclaimer .dc-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--mute);
}

.page-disclaimer .dc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-disclaimer .dc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  font-family: var(--font-heading);
  font-size: 15px;
  letter-spacing: 0.05em;
  color: var(--ink-2);
  text-decoration: none;
  transition: background-color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-disclaimer .dc-toc__list a:hover,
.page-disclaimer .dc-toc__list a:focus-visible {
  background: var(--warm);
  border-left-color: var(--blue);
  color: var(--ink);
}

.page-disclaimer .dc-toc__num {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--blue);
}

/* 条款主体 */
.page-disclaimer .dc-body {
  padding: clamp(30px, 5vw, 60px) 0 clamp(26px, 4vw, 44px);
}

.page-disclaimer .dc-clause {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 0 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 5px 5px 0 0 var(--dc-shadow);
  padding: 20px 16px;
  margin-bottom: clamp(22px, 4vw, 34px);
  scroll-margin-top: 96px;
  transition: transform 0.24s var(--ease), opacity 0.24s var(--ease),
    box-shadow 0.24s var(--ease);
}

.page-disclaimer .dc-clause:hover {
  box-shadow: 7px 7px 0 0 var(--dc-shadow);
}

.page-disclaimer .dc-clause__index {
  font-size: 26px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--blue);
  padding-top: 3px;
}

.page-disclaimer .dc-clause__main {
  min-width: 0;
}

.page-disclaimer .dc-clause__title {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: clamp(19px, 4vw, 24px);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.page-disclaimer .dc-clause__main p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--carbon);
}

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

.page-disclaimer .dc-clause__main a {
  color: var(--ink-2);
  text-decoration: underline;
  text-decoration-color: var(--blue);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

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

.page-disclaimer .dc-callout {
  border-left: 3px solid var(--amber);
  padding: 10px 12px 10px 14px;
  background: linear-gradient(90deg, rgba(240, 169, 60, 0.16), transparent 72%);
  font-family: var(--font-heading);
  font-size: 15px;
  letter-spacing: 0.03em;
  line-height: 1.8;
  color: var(--ink);
}

/* 收口区 */
.page-disclaimer .dc-close {
  background: var(--ink-2);
  color: var(--warm);
  padding: clamp(32px, 6vw, 62px) 0;
  border-top: 3px solid var(--amber);
}

.page-disclaimer .dc-close__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(24px, 5vw, 36px);
  letter-spacing: 0.04em;
  font-weight: 700;
  color: var(--warm);
}

.page-disclaimer .dc-close__text {
  max-width: 60ch;
  margin: 0 0 24px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--paper);
}

.page-disclaimer .dc-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 640px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-disclaimer .dc-clause {
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 0 22px;
    padding: 26px 26px;
  }

  .page-disclaimer .dc-clause__index {
    font-size: 30px;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
  }

  .page-disclaimer .dc-clause {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 0 36px;
    padding: 32px 40px;
  }

  .page-disclaimer .dc-clause__index {
    font-size: 36px;
    position: sticky;
    top: 104px;
  }

  .page-disclaimer .dc-clause__main p {
    max-width: 74ch;
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-clause,
  .page-disclaimer .dc-toc__list a {
    transition: none;
  }
}