.page-disclaimer {
  --doc-gold-line: linear-gradient(90deg, var(--gold) 0%, var(--lake) 52%, rgba(28, 143, 196, 0) 100%);
  --doc-surface: rgba(24, 34, 52, 0.72);
  --doc-text: rgba(238, 244, 250, 0.68);
  --doc-text-strong: var(--star);
}

/* 面包屑 */
.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 22px 0 4px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: rgba(238, 244, 250, 0.5);
}

.page-disclaimer .breadcrumb a {
  color: var(--star);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 163, 61, 0.4);
  padding-bottom: 1px;
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold);
}

.page-disclaimer .breadcrumb__sep {
  color: rgba(238, 244, 250, 0.28);
}

/* 印刷式封面块 */
.page-disclaimer .doc-head {
  position: relative;
  margin-top: clamp(30px, 4.5vw, 48px);
  padding: clamp(34px, 5.5vw, 56px) clamp(20px, 4vw, 46px) clamp(28px, 4vw, 42px);
  border: 1px solid rgba(232, 163, 61, 0.3);
  border-radius: var(--radius);
  background:
    linear-gradient(152deg, rgba(232, 163, 61, 0.12), rgba(14, 21, 34, 0) 44%),
    linear-gradient(0deg, rgba(28, 143, 196, 0.12), rgba(14, 21, 34, 0) 58%),
    var(--ink-800);
  box-shadow: var(--shadow-card);
}

.page-disclaimer .doc-head__stitch {
  position: absolute;
  top: 0;
  left: clamp(20px, 4vw, 46px);
  transform: translateY(-50%);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: calc(100% - clamp(40px, 8vw, 92px));
}

.page-disclaimer .doc-head__kicker {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-disclaimer .doc-head h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(28px, 5.4vw, 52px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--star);
}

.page-disclaimer .doc-head__lede {
  margin: 0;
  max-width: 66ch;
  font-size: clamp(14.5px, 1.7vw, 16.5px);
  line-height: 1.85;
  color: rgba(238, 244, 250, 0.74);
}

/* 顶部横幅 */
.page-disclaimer .doc-banner {
  position: relative;
  margin: clamp(22px, 3vw, 34px) 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: linear-gradient(120deg, rgba(232, 163, 61, 0.14), rgba(28, 143, 196, 0.16));
}

.page-disclaimer .doc-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
  opacity: 0.5;
}

/* 正文网格 */
.page-disclaimer .doc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.6vw, 44px);
  padding-block: clamp(30px, 5vw, 56px) clamp(38px, 6vw, 76px);
}

/* 章节索引 */
.page-disclaimer .chapter-index {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .chapter-index::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .chapter-index__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  font-size: 12.5px;
  line-height: 1.4;
  color: rgba(238, 244, 250, 0.68);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-disclaimer .chapter-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--lake);
}

.page-disclaimer .chapter-index__link[aria-current] {
  color: var(--gold-soft);
  border-color: rgba(232, 163, 61, 0.46);
  background-color: rgba(232, 163, 61, 0.1);
}

.page-disclaimer .chapter-index__link[aria-current] .chapter-index__num {
  color: var(--gold);
}

/* 章节 */
.page-disclaimer .doc-section {
  position: relative;
}

.page-disclaimer .doc-section::after {
  content: "";
  display: block;
  height: 1px;
  margin-top: clamp(26px, 4vw, 42px);
  background: var(--doc-gold-line);
  opacity: 0.5;
}

.page-disclaimer .doc-section:last-of-type::after {
  display: none;
}

.page-disclaimer .doc-section + .doc-section {
  padding-top: clamp(26px, 4vw, 42px);
}

.page-disclaimer .doc-section__head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 1.8vw, 18px);
  margin-bottom: 12px;
}

.page-disclaimer .doc-section__num {
  flex: 0 0 auto;
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--gold);
  opacity: 0.85;
}

.page-disclaimer .doc-section h2 {
  margin: 0;
  font-size: clamp(20px, 3.2vw, 29px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--star);
}

.page-disclaimer .doc-section__lede {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  max-width: 64ch;
  font-size: clamp(14px, 1.6vw, 15.5px);
  line-height: 1.85;
  color: rgba(238, 244, 250, 0.7);
}

/* 条目 */
.page-disclaimer .doc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .doc-item {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 4px 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .doc-item__num {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--lake);
  padding-top: 3px;
}

.page-disclaimer .doc-item__title {
  margin: 0 0 5px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--star);
}

.page-disclaimer .doc-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--doc-text);
}

.page-disclaimer .doc-item__text a {
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(28, 143, 196, 0.5);
}

.page-disclaimer .doc-item__text a:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold);
}

/* 可展开字段条目 */
.page-disclaimer .doc-item--fold {
  display: block;
  padding: 0;
}

.page-disclaimer .doc-fold {
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .doc-fold__summary {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr) 1.4rem;
  align-items: center;
  gap: 10px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--star);
}

.page-disclaimer .doc-fold__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .doc-fold__summary::after {
  content: "＋";
  font-size: 14px;
  line-height: 1;
  text-align: right;
  color: var(--gold);
  transition: transform 0.25s ease;
}

.page-disclaimer .doc-fold[open] .doc-fold__summary::after {
  transform: rotate(45deg);
}

.page-disclaimer .doc-fold[open] .doc-fold__summary {
  color: var(--gold-soft);
}

.page-disclaimer .doc-fold__num {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--lake);
}

.page-disclaimer .doc-fold[open] .doc-fold__num {
  color: var(--gold);
}

.page-disclaimer .doc-fold__text {
  margin: 0;
  padding: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--doc-text);
}

/* 收束条 */
.page-disclaimer .doc-outro {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(30px, 4.6vw, 52px);
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3.6vw, 34px);
  border: 1px solid rgba(232, 163, 61, 0.3);
  border-radius: var(--radius);
  background:
    linear-gradient(100deg, rgba(232, 163, 61, 0.22) 0%, rgba(28, 143, 196, 0.2) 62%, rgba(14, 21, 34, 0) 100%),
    var(--ink-800);
}

.page-disclaimer .doc-outro__text {
  margin: 0;
  flex: 1 1 320px;
  min-width: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(238, 244, 250, 0.8);
}

@media (min-width: 760px) {
  .page-disclaimer .doc-item {
    grid-template-columns: 3.4rem 11.5rem minmax(0, 1fr);
    gap: 0 18px;
    align-items: start;
  }

  .page-disclaimer .doc-item__num {
    padding-top: 4px;
  }

  .page-disclaimer .doc-item__title {
    margin: 0;
    font-size: 15px;
  }

  .page-disclaimer .doc-fold__summary {
    grid-template-columns: 3.4rem 11.5rem minmax(0, 1fr) 1.4rem;
    gap: 18px;
  }

  .page-disclaimer .doc-fold__text {
    padding-left: calc(3.4rem + 18px);
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .doc-grid {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .chapter-index {
    position: sticky;
    top: 34px;
    flex-direction: column;
    overflow: visible;
    gap: 2px;
    padding-bottom: 0;
  }

  .page-disclaimer .chapter-index__link {
    border-radius: 0 8px 8px 0;
    border-color: transparent;
    border-left: 2px solid var(--line-soft);
    padding: 10px 12px;
    white-space: normal;
    background-image: none;
  }

  .page-disclaimer .chapter-index__link[aria-current] {
    border-left-color: var(--gold);
    background-color: transparent;
    background-image: linear-gradient(90deg, rgba(232, 163, 61, 0.14), rgba(232, 163, 61, 0));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .chapter-index__link,
  .page-disclaimer .doc-fold__summary::after {
    transition: none;
  }
}

@media print {
  .page-disclaimer .chapter-index,
  .page-disclaimer .doc-banner,
  .page-disclaimer .doc-outro,
  .page-disclaimer .doc-head__stitch,
  .page-disclaimer .breadcrumb {
    display: none !important;
  }

  .page-disclaimer .doc-head {
    border: 1px solid #000;
    box-shadow: none;
    background: none;
  }

  .page-disclaimer .doc-head h1,
  .page-disclaimer .doc-section h2,
  .page-disclaimer .doc-item__title,
  .page-disclaimer .doc-fold__summary {
    color: #000;
  }

  .page-disclaimer .doc-section__lede,
  .page-disclaimer .doc-item__text,
  .page-disclaimer .doc-fold__text {
    color: #222;
  }

  .page-disclaimer .doc-section::after {
    background: none;
    border-top: 1px solid #666;
    opacity: 1;
  }
}