.page-disclaimer {
  background: var(--paper);
  color: var(--ink);
}

/* ============ 首屏 ============ */
.page-disclaimer .doc-hero {
  padding-block: clamp(32px, 5vw, 64px) clamp(26px, 4vw, 44px);
}

.page-disclaimer .doc-hero .eyebrow {
  margin: 22px 0 0;
  color: var(--crimson);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
}

.page-disclaimer .doc-hero h1 {
  margin: 12px 0 20px;
  font-size: clamp(38px, 6.6vw, 76px);
  font-weight: 900;
  line-height: 1.03;
  letter-spacing: -0.025em;
  color: var(--ink);
}

.page-disclaimer .doc-hero .lede {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.8;
  color: var(--ink-2);
}

.page-disclaimer .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--edge);
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-2);
}

.page-disclaimer .hero-facts li {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.page-disclaimer .hero-facts li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  flex: none;
}

/* ============ 文档骨架 ============ */
.page-disclaimer .doc-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  padding-block: clamp(30px, 4.6vw, 64px) clamp(64px, 9vw, 112px);
}

.page-disclaimer .doc-body {
  min-width: 0;
}

/* ============ 左侧竖排注释栏 ============ */
.page-disclaimer .doc-rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--edge);
}

.page-disclaimer .rail-note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--ink-2);
}

.page-disclaimer .toc {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .toc-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-2);
  text-decoration: none;
  transition: color 0.18s ease;
}

.page-disclaimer .toc-link::before {
  content: "";
  width: 14px;
  height: 1px;
  background: var(--edge);
  transition: width 0.2s ease, background-color 0.2s ease;
  flex: none;
}

.page-disclaimer .toc-link:hover {
  color: var(--crimson);
}

.page-disclaimer .toc-link:hover::before {
  width: 24px;
  background: var(--gold);
}

.page-disclaimer .toc-link[data-active="true"] {
  color: var(--crimson);
}

.page-disclaimer .toc-link[data-active="true"]::before {
  width: 26px;
  background: var(--gold);
}

.page-disclaimer .toc-link:focus-visible,
.page-disclaimer .next-link:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ============ 编号章节 ============ */
.page-disclaimer .doc-section {
  padding-block: clamp(28px, 4.2vw, 52px);
  border-top: 1px solid var(--edge);
}

.page-disclaimer .doc-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .doc-num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--crimson);
  line-height: 1;
}

.page-disclaimer .doc-section h2 {
  margin: 0 0 16px;
  font-size: clamp(21px, 2.4vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .doc-section p {
  max-width: 64ch;
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.86;
  color: var(--ink-2);
}

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

.page-disclaimer .doc-section a {
  color: var(--crimson);
  text-decoration: none;
  border-bottom: 1px solid rgba(142, 27, 42, 0.35);
  transition: border-color 0.18s ease, color 0.18s ease;
}

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

.page-disclaimer .doc-note {
  max-width: 58ch;
  margin: 20px 0 0;
  padding: 6px 0 6px 18px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ============ 中部图 ============ */
.page-disclaimer .doc-figure {
  margin: clamp(24px, 4vw, 44px) 0;
}

.page-disclaimer .doc-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--edge);
}

.page-disclaimer .doc-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--ink-2);
}

/* ============ 建议清单 ============ */
.page-disclaimer .advice-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .advice-item {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 0 14px;
  align-items: start;
  padding: clamp(16px, 2vw, 22px) 0 clamp(16px, 2vw, 22px) 16px;
  border-top: 1px solid var(--edge);
}

.page-disclaimer .advice-item:last-child {
  border-bottom: 1px solid var(--edge);
}

.page-disclaimer .advice-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 2px;
  height: 0;
  background: var(--gold);
  transform: translateY(-50%);
  transition: height 0.22s ease;
}

.page-disclaimer .advice-item:hover::before {
  height: 62%;
}

.page-disclaimer .advice-idx {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-disclaimer .advice-body {
  min-width: 0;
}

.page-disclaimer .advice-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-disclaimer .advice-text {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ink-2);
}

/* ============ 深色建议区 ============ */
.page-disclaimer .night-zone {
  position: relative;
  overflow: hidden;
  background: var(--midnight);
  border-top: 1px solid var(--gold);
  padding-block: clamp(56px, 8vw, 108px) clamp(64px, 9vw, 116px);
}

.page-disclaimer .night-zone::after {
  content: "";
  position: absolute;
  top: -90px;
  right: -130px;
  width: min(520px, 62vw);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(200, 160, 44, 0.16);
  pointer-events: none;
}

.page-disclaimer .night-inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .night-eyebrow {
  margin: 0 0 clamp(22px, 3vw, 34px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--neon);
}

.page-disclaimer .night-block {
  padding-block: clamp(26px, 3.6vw, 42px);
  border-top: 1px solid rgba(247, 242, 232, 0.16);
}

.page-disclaimer .night-block:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .night-num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.2em;
  line-height: 1;
  color: var(--neon);
}

.page-disclaimer .night-block h2 {
  margin: 0 0 16px;
  font-size: clamp(21px, 2.4vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: #F7F2E8;
}

.page-disclaimer .night-block p {
  max-width: 64ch;
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.86;
  color: rgba(247, 242, 232, 0.74);
}

.page-disclaimer .night-block p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .night-block a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(62, 224, 206, 0.42);
  transition: border-color 0.18s ease;
}

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

/* ============ 相关入口 ============ */
.page-disclaimer .next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(28px, 4vw, 48px);
  padding-top: clamp(24px, 3vw, 36px);
  border-top: 1px solid rgba(200, 160, 44, 0.35);
}

.page-disclaimer .next-link {
  display: inline-flex;
  align-items: center;
  padding: 11px 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--neon);
  text-decoration: none;
  border: 1px solid rgba(62, 224, 206, 0.38);
  border-radius: 999px;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.page-disclaimer .next-link:hover {
  background: var(--neon);
  color: var(--midnight);
  transform: translateY(-2px);
}

/* ============ 断点 ============ */
@media (min-width: 760px) {
  .page-disclaimer .doc-section,
  .page-disclaimer .night-block {
    display: grid;
    grid-template-columns: 80px minmax(0, 1fr);
    gap: 0 clamp(20px, 3vw, 40px);
    align-items: start;
  }

  .page-disclaimer .doc-num,
  .page-disclaimer .night-num {
    font-size: clamp(24px, 2.6vw, 34px);
    letter-spacing: -0.02em;
    margin-bottom: 0;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .doc-shell {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 80px);
  }

  .page-disclaimer .doc-rail {
    position: sticky;
    top: 104px;
    align-self: start;
    flex-direction: column;
    align-items: flex-start;
    gap: 30px;
    padding: 0 22px 0 0;
    border-bottom: 0;
    border-right: 1px solid var(--edge);
    min-height: 300px;
  }

  .page-disclaimer .rail-note {
    writing-mode: vertical-rl;
    letter-spacing: 0.34em;
    padding-top: 4px;
  }

  .page-disclaimer .toc {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 16px;
  }
}

@media (max-width: 759px) {
  .page-disclaimer .advice-item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 0 10px;
  }

  .page-disclaimer .doc-figure .figure-frame {
    aspect-ratio: 4 / 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-link,
  .page-disclaimer .toc-link::before,
  .page-disclaimer .advice-item::before,
  .page-disclaimer .next-link {
    transition: none;
  }

  .page-disclaimer .next-link:hover {
    transform: none;
  }
}