.page-disclaimer {
  --dc-line: rgba(53, 214, 196, 0.22);
  --dc-line-soft: rgba(53, 214, 196, 0.12);
  --dc-glow: rgba(255, 139, 61, 0.2);
  background: var(--deep);
  color: var(--mist);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-disclaimer * {
  box-sizing: border-box;
}

.page-disclaimer .container {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-disclaimer a:focus-visible,
.page-disclaimer button:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* 首屏 */
.page-disclaimer .dc-hero {
  position: relative;
  padding-block: calc(var(--bar-h) + clamp(32px, 6vw, 72px)) clamp(28px, 5vw, 52px);
  background:
    radial-gradient(680px 320px at 84% 6%, var(--dc-glow), transparent 70%),
    radial-gradient(540px 300px at 8% 94%, rgba(53, 214, 196, 0.13), transparent 72%),
    var(--deep);
}

.page-disclaimer .dc-hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--dc-line), transparent);
}

.page-disclaimer .breadcrumb {
  margin-bottom: clamp(20px, 4vw, 36px);
}

.page-disclaimer .breadcrumb__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
}

.page-disclaimer .breadcrumb__link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-disclaimer .breadcrumb__link:hover {
  border-bottom-color: var(--orange);
}

.page-disclaimer .breadcrumb__sep,
.page-disclaimer .breadcrumb__item span {
  color: var(--mist);
}

.page-disclaimer .dc-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
}

.page-disclaimer .dc-hero__title {
  margin: 0;
  font-size: clamp(2.9rem, 10vw, 7rem);
  font-weight: 200;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-disclaimer .dc-hero__lede {
  margin: clamp(20px, 3.5vw, 32px) 0 0;
  max-width: 68ch;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--mist);
}

.page-disclaimer .dc-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--dc-line);
}

.page-disclaimer .dc-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 130px;
}

.page-disclaimer .dc-hero__facts span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
}

.page-disclaimer .dc-hero__facts strong {
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}

.page-disclaimer .dc-hero__media {
  margin-top: clamp(28px, 5vw, 52px);
}

.page-disclaimer .dc-hero__media .media-frame {
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

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

.page-disclaimer .media-frame__caption {
  margin: 0;
  padding: 12px 16px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--mist);
  border-top: 1px solid var(--dc-line-soft);
}

/* 目录 */
.page-disclaimer .dc-toc {
  padding-block: clamp(28px, 4.5vw, 52px);
  background: linear-gradient(180deg, rgba(23, 63, 99, 0.4), rgba(6, 24, 38, 0.1));
  border-bottom: 1px solid var(--dc-line);
}

.page-disclaimer .dc-toc__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 18px;
}

.page-disclaimer .dc-toc__title {
  margin: 0;
  font-size: clamp(1.1rem, 2.6vw, 1.45rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-disclaimer .dc-toc__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
}

.page-disclaimer .dc-toc__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
}

.page-disclaimer .dc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--dc-line-soft);
  color: var(--paper);
  font-size: 0.98rem;
  text-decoration: none;
  transition: color 160ms ease, border-color 160ms ease, padding-left 160ms ease;
}

.page-disclaimer .dc-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
}

.page-disclaimer .dc-toc__link:hover {
  color: var(--orange-soft);
  border-bottom-color: var(--orange);
  padding-left: 8px;
}

.page-disclaimer .dc-toc__link:hover .dc-toc__num {
  color: var(--orange);
}

/* 条款长卷 */
.page-disclaimer .dc-clause {
  padding-block: clamp(36px, 6vw, 76px);
  border-bottom: 1px solid var(--dc-line-soft);
}

.page-disclaimer .dc-clause:nth-child(even) {
  background: linear-gradient(180deg, rgba(11, 37, 64, 0.85), rgba(6, 24, 38, 0.6));
}

.page-disclaimer .dc-clause__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-disclaimer .dc-clause__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 6vw, 3rem);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-disclaimer .dc-clause:nth-child(even) .dc-clause__num {
  color: var(--orange);
}

.page-disclaimer .dc-clause__title {
  margin: 10px 0 0;
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-disclaimer .dc-clause__lead {
  margin: 0 0 18px;
  padding-left: 16px;
  border-left: 2px solid var(--orange);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.85;
  color: var(--paper);
}

.page-disclaimer .dc-clause__text p {
  margin: 0 0 14px;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--mist);
}

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

.page-disclaimer .dc-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--dc-line);
}

.page-disclaimer .dc-link:hover {
  color: var(--orange-soft);
  border-bottom-color: var(--orange);
}

.page-disclaimer .dc-list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
  padding: 0;
}

.page-disclaimer .dc-list li {
  position: relative;
  padding-left: 24px;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .dc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  transform: rotate(45deg);
}

/* 可展开补充 */
.page-disclaimer .dc-acc {
  margin-top: 22px;
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  background: rgba(11, 37, 64, 0.72);
  overflow: hidden;
}

.page-disclaimer .dc-acc .accordion__item + .accordion__item {
  border-top: 1px solid var(--dc-line-soft);
}

.page-disclaimer .dc-acc .accordion__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 15px 16px;
  background: none;
  border: 0;
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 0.96rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.page-disclaimer .dc-acc .accordion__trigger:hover {
  background: rgba(53, 214, 196, 0.08);
}

.page-disclaimer .dc-acc .accordion__label {
  flex: 1 1 auto;
}

.page-disclaimer .dc-acc .accordion__state {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan);
}

.page-disclaimer .dc-acc .accordion__panel {
  padding: 0 16px 16px;
}

.page-disclaimer .dc-acc .accordion__panel p {
  margin: 0 0 10px;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--mist);
}

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

.page-disclaimer .dc-acc .accordion__item.is-open .accordion__state,
.page-disclaimer .dc-acc .accordion__item.is-open .status-dot {
  color: var(--orange);
}

.page-disclaimer .dc-acc .status-dot {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-disclaimer .dc-acc .status-dot--orange {
  background: var(--orange);
}

/* 收尾回到顶部 */
.page-disclaimer .dc-end {
  background: linear-gradient(135deg, var(--panel), var(--steel));
  border-top: 1px solid var(--dc-line);
  padding-block: clamp(26px, 4vw, 42px);
}

.page-disclaimer .dc-end__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-disclaimer .dc-end__text {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: var(--mono-ls);
  color: var(--cyan-soft);
}

.page-disclaimer .dc-end__back {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border: 2px solid var(--orange);
  border-radius: 999px;
  color: var(--paper);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.page-disclaimer .dc-end__back:hover {
  background: var(--orange);
  color: var(--ink);
  transform: translateY(-2px);
}

.page-disclaimer .dc-end__icon {
  flex: 0 0 auto;
}

/* 平板及以上 */
@media (min-width: 720px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 36px;
  }

  .page-disclaimer .dc-clause__num {
    font-size: clamp(2.4rem, 4vw, 3.2rem);
  }
}

/* 桌面：非对称十二列，宽窄章节交替 */
@media (min-width: 900px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .dc-clause__inner {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 24px;
    row-gap: 0;
  }

  .page-disclaimer .dc-clause__head {
    grid-column: 1 / span 3;
  }

  .page-disclaimer .dc-clause__content {
    grid-column: 5 / span 8;
  }

  .page-disclaimer .dc-clause--narrow .dc-clause__head {
    grid-column: 2 / span 3;
  }

  .page-disclaimer .dc-clause--narrow .dc-clause__content {
    grid-column: 6 / span 6;
  }

  .page-disclaimer .dc-clause__lead {
    font-size: 1.1rem;
  }
}

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

  .page-disclaimer .dc-end__back:hover {
    transform: none;
  }
}