.page-disclaimer {
  --doc-body-text: #C9D6EC;
  --doc-measure: 74ch;
  display: block;
  background: var(--ink-900);
  color: var(--paper);
  overflow-wrap: break-word;
}

/* 首屏横幅 */
.page-disclaimer .doc-hero {
  position: relative;
  overflow: hidden;
  border-bottom: var(--edge) solid var(--line-blue);
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(63, 224, 255, .10), transparent 62%),
    linear-gradient(180deg, var(--ink-800), var(--ink-900));
}

.page-disclaimer .doc-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(26px, 6vw, 58px) clamp(24px, 5vw, 50px);
}

.page-disclaimer .breadcrumb {
  margin-bottom: clamp(18px, 4vw, 32px);
}

.page-disclaimer .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--cyan);
}

.page-disclaimer .doc-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-disclaimer .doc-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 11vw, 88px);
  line-height: .95;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-disclaimer .doc-lead {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.9;
  color: var(--muted);
}

.page-disclaimer .doc-hero__figure {
  margin: clamp(26px, 5vw, 44px) 0 0;
  border: var(--edge) solid var(--line-blue);
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .doc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

.page-disclaimer .doc-hero__figure .media-caption {
  display: block;
  padding: 10px 14px;
  border-top: 1px solid var(--line-blue);
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: .03em;
  color: var(--muted);
}

.page-disclaimer .doc-hero__rule {
  height: 38px;
  border-top: 1px solid var(--line-blue);
  background:
    repeating-linear-gradient(90deg, var(--cyan) 0 1px, transparent 1px 128px) left top / 100% 20px repeat-x,
    repeating-linear-gradient(90deg, var(--line-blue) 0 1px, transparent 1px 16px) left top / 100% 9px repeat-x;
  opacity: .85;
}

/* 正文外壳 */
.page-disclaimer .doc-shell {
  padding-block: clamp(28px, 5vw, 54px) clamp(40px, 7vw, 84px);
}

.page-disclaimer .doc-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: clamp(22px, 4vw, 36px);
  margin-bottom: clamp(6px, 1.6vw, 14px);
  border-bottom: var(--edge) solid var(--line-blue);
}

.page-disclaimer .doc-index__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--line-blue);
  background: var(--ink-800);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.25;
  text-decoration: none;
  transition: border-color .2s var(--ease), color .2s var(--ease),
              transform .2s var(--ease), background-color .2s var(--ease);
}

.page-disclaimer .doc-index__item:hover,
.page-disclaimer .doc-index__item:focus-visible {
  border-color: var(--cyan);
  background: rgba(14, 111, 127, .28);
  color: var(--paper);
  transform: translateY(-2px);
}

.page-disclaimer .doc-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-disclaimer .doc-index__item:nth-child(2) .doc-index__num { color: var(--gold); }
.page-disclaimer .doc-index__item:nth-child(3) .doc-index__num { color: var(--signal); }
.page-disclaimer .doc-index__item:nth-child(4) .doc-index__num { color: var(--mint); }
.page-disclaimer .doc-index__item:nth-child(5) .doc-index__num { color: var(--gold); }

.page-disclaimer .doc-body {
  max-width: var(--doc-measure);
  margin: 0 auto;
}

/* 编号章节 */
.page-disclaimer .doc-sec {
  position: relative;
  padding: clamp(24px, 4.5vw, 40px) 0 clamp(24px, 4.5vw, 40px) clamp(16px, 3vw, 28px);
  border-top: 1px solid var(--line-blue);
  scroll-margin-top: 120px;
  transition: background-color .25s var(--ease);
}

.page-disclaimer .doc-sec:first-of-type {
  border-top: 0;
}

.page-disclaimer .doc-sec::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(30px, 5vw, 46px);
  width: 3px;
  height: 38px;
  background: var(--cyan);
}

.page-disclaimer .doc-sec--gold::before { background: var(--gold); }
.page-disclaimer .doc-sec--signal::before { background: var(--signal); }
.page-disclaimer .doc-sec--mint::before { background: var(--mint); }

.page-disclaimer .doc-sec:target {
  background-color: rgba(63, 224, 255, .06);
}

.page-disclaimer .doc-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: clamp(14px, 2.4vw, 20px);
}

.page-disclaimer .doc-sec__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-disclaimer .doc-sec--gold .doc-sec__num { color: var(--gold); }
.page-disclaimer .doc-sec--signal .doc-sec__num { color: var(--signal); }
.page-disclaimer .doc-sec--mint .doc-sec__num { color: var(--mint); }

.page-disclaimer .doc-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 4.4vw, 30px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .doc-sec__body {
  font-size: clamp(15px, 2.3vw, 16.5px);
  line-height: 1.92;
  color: var(--doc-body-text);
}

.page-disclaimer .doc-sec__body p {
  max-width: 66ch;
  margin: 0 0 1.15em;
}

.page-disclaimer .doc-sec__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .doc-sec__body ul {
  max-width: 66ch;
  margin: 0 0 1.15em;
  padding: 0;
  list-style: none;
}

.page-disclaimer .doc-sec__body li {
  position: relative;
  padding: 11px 0 11px 22px;
  border-bottom: 1px dashed var(--line-blue);
}

.page-disclaimer .doc-sec__body li:first-child {
  border-top: 1px dashed var(--line-blue);
}

.page-disclaimer .doc-sec__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.35em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .doc-sec__body strong {
  color: var(--paper);
  font-weight: 700;
}

.page-disclaimer .doc-sec__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-deep);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-disclaimer .doc-sec__body a:hover,
.page-disclaimer .doc-sec__body a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 暖金时效标签 */
.page-disclaimer .doc-flag {
  position: relative;
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--gold);
  background: rgba(245, 185, 66, .12);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  line-height: 1.5;
  cursor: help;
}

.page-disclaimer .doc-flag__tip {
  position: absolute;
  left: 0;
  top: calc(100% + 8px);
  width: min(290px, calc(100vw - 56px));
  padding: 10px 12px;
  border: 1px solid var(--gold);
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.7;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s;
  z-index: 6;
}

.page-disclaimer .doc-flag:hover .doc-flag__tip,
.page-disclaimer .doc-flag:focus .doc-flag__tip,
.page-disclaimer .doc-flag:focus-visible .doc-flag__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-disclaimer .doc-flag:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* 页尾 */
.page-disclaimer .doc-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  max-width: var(--doc-measure);
  margin: clamp(8px, 2vw, 18px) auto 0;
  padding-top: clamp(24px, 4vw, 36px);
  border-top: var(--edge) solid var(--line-blue);
}

.page-disclaimer .doc-foot__text {
  margin: 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

@media (min-width: 720px) {
  .page-disclaimer .doc-body,
  .page-disclaimer .doc-foot {
    padding-inline: clamp(0px, 2vw, 20px);
  }

  .page-disclaimer .doc-index {
    gap: 10px;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .doc-hero__rule {
    height: 46px;
    background:
      repeating-linear-gradient(90deg, var(--cyan) 0 1px, transparent 1px 168px) left top / 100% 24px repeat-x,
      repeating-linear-gradient(90deg, var(--line-blue) 0 1px, transparent 1px 21px) left top / 100% 11px repeat-x;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-index__item,
  .page-disclaimer .doc-sec,
  .page-disclaimer .doc-flag__tip,
  .page-disclaimer .doc-sec__body a {
    transition: none;
  }

  .page-disclaimer .doc-index__item:hover,
  .page-disclaimer .doc-index__item:focus-visible {
    transform: none;
  }
}