.page-disclaimer {
  --dc-shell: min(880px, 100% - 40px);
  --dc-text: #2a3846;
  --dc-card: #ffffff;
  background: var(--paper);
  color: var(--on-paper);
  overflow-x: clip;
}

.page-disclaimer a {
  color: inherit;
}

/* 面包屑 */
.page-disclaimer .dc-crumb {
  padding-top: 20px;
  padding-bottom: 6px;
  background: var(--paper);
}

.page-disclaimer .dc-crumb .breadcrumb {
  font-size: 13px;
  color: var(--on-paper-dim);
  letter-spacing: 0.02em;
}

.page-disclaimer .dc-crumb .breadcrumb a {
  color: var(--on-paper-dim);
  text-decoration: none;
}

.page-disclaimer .dc-crumb .breadcrumb a:hover {
  color: var(--ink-text);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-underline-offset: 3px;
}

/* 首屏 */
.page-disclaimer .dc-hero {
  position: relative;
  padding: 32px 0 40px;
  color: var(--on-dark);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(44, 229, 210, 0.16), transparent 62%),
    linear-gradient(155deg, var(--ink-deep) 0%, var(--indigo) 68%, #0b1d33 100%);
  border-bottom: 3px solid var(--cyan);
  overflow: hidden;
}

.page-disclaimer .dc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(44, 229, 210, 0.09) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(216, 222, 230, 0.07) 0 1px, transparent 1px 96px);
  pointer-events: none;
}

.page-disclaimer .dc-hero__grid {
  position: relative;
  display: grid;
  gap: 28px;
}

.page-disclaimer .dc-hero__title {
  margin: 14px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7vw, 3.6rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.page-disclaimer .dc-hero__title span {
  display: block;
  color: var(--cyan);
}

.page-disclaimer .dc-hero__lead {
  max-width: 62ch;
  margin: 0;
  color: var(--on-dark-dim);
  font-size: 16px;
  line-height: 1.8;
}

.page-disclaimer .dc-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--hair);
}

.page-disclaimer .dc-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-disclaimer .dc-fact__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 19px;
  color: var(--orange);
  letter-spacing: -0.01em;
}

.page-disclaimer .dc-fact__label {
  font-size: 12.5px;
  color: var(--on-dark-dim);
  letter-spacing: 0.04em;
}

.page-disclaimer .dc-hero__figure {
  margin: 0;
}

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

.page-disclaimer .dc-hero__figure .media__caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--on-dark-dim);
}

/* 章节目录 */
.page-disclaimer .dc-toc {
  background: var(--dc-card);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .dc-toc__inner {
  width: var(--dc-shell);
  margin: 0 auto;
}

.page-disclaimer .dc-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 14px 0;
  list-style: none;
  overflow-x: auto;
}

.page-disclaimer .dc-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--on-paper-dim);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .dc-toc__link:hover,
.page-disclaimer .dc-toc__link:focus-visible {
  border-color: var(--cyan);
  color: var(--ink-text);
}

.page-disclaimer .dc-toc__link .t-mono {
  color: var(--orange);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* 正文 */
.page-disclaimer .dc-body {
  padding: 40px 0 60px;
  background: var(--paper);
}

.page-disclaimer .dc-shell {
  width: var(--dc-shell);
  margin: 0 auto;
}

.page-disclaimer .dc-clause {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
  padding: 24px 20px;
  background: var(--dc-card);
  border: 1px solid var(--line);
  scroll-margin-top: 96px;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-disclaimer .dc-clause.is-current {
  border-color: var(--cyan);
  box-shadow: 5px 5px 0 rgba(44, 229, 210, 0.16);
}

.page-disclaimer .dc-clause__index {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--gray);
  transition: color 0.25s var(--ease);
}

.page-disclaimer .dc-clause__index .t-mono {
  font-size: 13px;
  letter-spacing: 0.14em;
}

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

.page-disclaimer .dc-clause.is-current .dc-clause__index {
  color: var(--orange);
}

.page-disclaimer .dc-clause__title {
  margin: 0 0 14px;
  font-size: clamp(1.35rem, 3.4vw, 1.7rem);
  line-height: 1.3;
  color: var(--ink-text);
}

.page-disclaimer .dc-clause__summary {
  margin: 0 0 18px;
  padding-left: 16px;
  border-left: 3px solid var(--orange);
  font-size: 1.03rem;
  font-weight: 600;
  line-height: 1.68;
  color: var(--ink-text);
}

.page-disclaimer .dc-clause__content p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--dc-text);
}

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

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

.page-disclaimer .dc-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--dc-text);
}

.page-disclaimer .dc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

.page-disclaimer .dc-list--amber li::before {
  background: var(--amber);
}

.page-disclaimer .dc-list strong {
  color: var(--ink-text);
  font-weight: 600;
}

.page-disclaimer .dc-clause__content a {
  color: var(--ink-text);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-underline-offset: 3px;
}

.page-disclaimer .dc-clause__content a:hover {
  text-decoration-color: var(--orange);
}

/* 版本刻度 */
.page-disclaimer .dc-timeline {
  display: grid;
  gap: 0;
  margin: 20px 0 20px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-disclaimer .dc-timeline li {
  position: relative;
  display: grid;
  gap: 3px;
  padding: 14px 0 14px 20px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .dc-timeline li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

.page-disclaimer .dc-timeline li:last-child::before {
  background: var(--orange);
}

.page-disclaimer .dc-timeline__label {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-disclaimer .dc-timeline__text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--dc-text);
}

/* 底部收束条带 */
.page-disclaimer .dc-strip {
  padding: 44px 0 32px;
  color: var(--on-dark);
  background:
    radial-gradient(100% 120% at 10% 0%, rgba(44, 229, 210, 0.14), transparent 58%),
    linear-gradient(118deg, var(--ink-deep) 0%, var(--indigo) 58%, var(--jewel) 135%);
  border-top: 3px solid var(--cyan);
}

.page-disclaimer .dc-strip__inner {
  display: grid;
  gap: 28px;
  width: var(--dc-shell);
  margin: 0 auto;
}

.page-disclaimer .dc-strip__title {
  margin: 12px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.3rem, 3.2vw, 1.7rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.page-disclaimer .dc-strip__text {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--on-dark-dim);
}

.page-disclaimer .dc-strip__contact {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-strip__contact li {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan-mist);
  letter-spacing: -0.01em;
}

.page-disclaimer .dc-strip__contact span {
  display: block;
  margin-top: 3px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--on-dark-dim);
}

.page-disclaimer .dc-strip__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .dc-strip .btn--ghost {
  color: var(--cyan-mist);
  border-color: rgba(44, 229, 210, 0.45);
}

.page-disclaimer .dc-strip .btn--ghost:hover {
  border-color: var(--cyan);
  color: #ffffff;
}

.page-disclaimer .dc-strip__legal {
  margin: 22px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--hair);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--on-dark-dim);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-disclaimer {
    --dc-shell: min(880px, 100% - 64px);
  }

  .page-disclaimer .dc-hero {
    padding: 52px 0 56px;
  }

  .page-disclaimer .dc-body {
    padding: 56px 0 76px;
  }

  .page-disclaimer .dc-clause {
    grid-template-columns: 92px 1fr;
    gap: 30px;
    padding: 34px 30px;
    margin-bottom: 22px;
  }

  .page-disclaimer .dc-clause__index {
    display: block;
    align-items: start;
  }

  .page-disclaimer .dc-clause__index::after {
    display: none;
  }

  .page-disclaimer .dc-clause__index .t-mono {
    font-size: 24px;
    letter-spacing: 0.04em;
  }

  .page-disclaimer .dc-timeline {
    grid-template-columns: repeat(3, 1fr);
    border-bottom: 1px solid var(--line);
  }

  .page-disclaimer .dc-timeline li {
    border-bottom: none;
    border-right: 1px solid var(--line);
    padding-right: 18px;
  }

  .page-disclaimer .dc-timeline li:last-child {
    border-right: none;
  }

  .page-disclaimer .dc-strip {
    padding: 56px 0 40px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .dc-hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 52px;
    align-items: end;
  }

  .page-disclaimer .dc-strip__inner {
    grid-template-columns: 1.35fr 1fr;
    gap: 48px;
    align-items: end;
  }
}