.page-disclaimer {
  --disc-num-col: 13.5rem;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding: 2.25rem 0 2.75rem;
  background: var(--void);
  color: var(--paper);
  border-top: 6px solid transparent;
  background-image:
    linear-gradient(var(--void), var(--void)),
    linear-gradient(100deg, var(--flame), var(--lava) 45%, var(--cyan));
  background-origin: border-box;
  background-clip: padding-box, border-box;
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 110px;
  background: linear-gradient(96deg, rgba(255, 90, 31, 0.26), rgba(0, 180, 216, 0.16));
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
}

.page-disclaimer .disc-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-crumb {
  margin-bottom: 1.25rem;
}

.page-disclaimer .disc-crumb a {
  color: rgba(244, 239, 231, 0.7);
  text-decoration: none;
}

.page-disclaimer .disc-crumb a:hover,
.page-disclaimer .disc-crumb a:focus-visible {
  color: var(--flame);
}

.page-disclaimer .disc-eyebrow {
  color: var(--amber);
}

.page-disclaimer .disc-title {
  margin: 0.5rem 0 1rem;
  max-width: 24ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 7.2vw, 5rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-disclaimer .disc-lede {
  max-width: 40em;
  color: rgba(244, 239, 231, 0.78);
}

.page-disclaimer .disc-hero-media {
  margin: 2.25rem 0 0;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: #000;
}

.page-disclaimer .disc-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 章节导航 ---------- */
.page-disclaimer .disc-toc {
  background: var(--ink);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.page-disclaimer .disc-toc-inner {
  display: flex;
  gap: 0.5rem;
  padding: 0.7rem 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .disc-toc-inner a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--paper);
  font-size: var(--fs-14);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-disclaimer .disc-toc-inner a:hover,
.page-disclaimer .disc-toc-inner a:focus-visible {
  border-color: var(--flame);
  color: var(--flame);
}

.page-disclaimer .disc-toc-num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--flame);
}

/* ---------- 章节骨架 ---------- */
.page-disclaimer .disc-chapter {
  scroll-margin-top: 96px;
}

.page-disclaimer .disc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-disclaimer .disc-head {
  padding-top: 0.85rem;
  border-top: 3px solid var(--flame);
}

.page-disclaimer .disc-head-title {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 4.4vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.page-disclaimer .section-dark .disc-head-title,
.page-disclaimer .section-void .disc-head-title {
  color: var(--white);
}

.page-disclaimer .disc-chapter:target .disc-head-title {
  color: var(--flame);
}

.page-disclaimer .disc-intro {
  max-width: 36em;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--gray);
}

.page-disclaimer .section-dark .disc-intro {
  color: rgba(244, 239, 231, 0.75);
}

/* ---------- 条文清单 ---------- */
.page-disclaimer .disc-rules {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-disclaimer .disc-rule {
  position: relative;
  padding: 1.25rem 0 1.25rem 1.2rem;
}

.page-disclaimer .disc-rule + .disc-rule {
  border-top: 1px solid var(--rule);
}

.page-disclaimer .disc-rule::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.65rem;
  width: 3px;
  height: 1.05rem;
  background: var(--flame);
}

.page-disclaimer .disc-rule-lead {
  max-width: 38em;
  margin: 0;
  font-size: var(--fs-16);
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
}

.page-disclaimer .disc-rule-note {
  max-width: 38em;
  margin: 0.4rem 0 0;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--gray);
}

.page-disclaimer .disc-rule-note a {
  color: var(--cyan-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-rule-note a:hover,
.page-disclaimer .disc-rule-note a:focus-visible {
  color: var(--flame);
}

.page-disclaimer .section-dark .disc-rule + .disc-rule {
  border-top-color: rgba(255, 255, 255, 0.14);
}

.page-disclaimer .section-dark .disc-rule-lead {
  color: var(--white);
}

.page-disclaimer .section-dark .disc-rule-note {
  color: rgba(244, 239, 231, 0.66);
}

.page-disclaimer .section-dark .disc-rule-note a {
  color: var(--cyan);
}

/* ---------- 数据刻度块 ---------- */
.page-disclaimer .disc-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.16);
}

.page-disclaimer .disc-figure {
  padding: 1.15rem 1rem;
  background: var(--void);
}

.page-disclaimer .disc-figure-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  line-height: 1;
  color: var(--flame);
}

.page-disclaimer .disc-figure-label {
  display: block;
  margin-top: 0.5rem;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: rgba(244, 239, 231, 0.68);
}

/* ---------- 版本对应表 ---------- */
.page-disclaimer .disc-table-wrap {
  margin-top: 2rem;
  border: 1px solid var(--rule);
  background: var(--white);
  overflow-x: auto;
}

.page-disclaimer .disc-table {
  width: 100%;
  border-collapse: collapse;
}

.page-disclaimer .disc-table caption {
  padding: 1rem 1.1rem 0.25rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--gray);
}

.page-disclaimer .disc-table th {
  padding: 0.85rem 1.1rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--cyan-deep);
  white-space: nowrap;
  border-bottom: 2px solid var(--cyan);
}

.page-disclaimer .disc-table td {
  padding: 0.9rem 1.1rem;
  vertical-align: top;
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
}

.page-disclaimer .disc-table td:first-child {
  font-weight: 700;
  white-space: nowrap;
}

.page-disclaimer .disc-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-disclaimer .disc-table tbody tr:hover td {
  background: rgba(255, 90, 31, 0.05);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .disc-cta {
  position: relative;
  overflow: hidden;
}

.page-disclaimer .disc-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  background: linear-gradient(90deg, var(--flame), var(--lava) 50%, var(--cyan));
}

.page-disclaimer .disc-cta-inner {
  max-width: 46rem;
}

.page-disclaimer .disc-cta-title {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 4.6vw, 2.4rem);
  line-height: 1.15;
  color: var(--white);
}

.page-disclaimer .disc-cta-text {
  margin: 0;
  max-width: 38em;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: rgba(244, 239, 231, 0.72);
}

.page-disclaimer .disc-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .disc-top-link {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 1rem;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--flame);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  text-decoration: none;
}

.page-disclaimer .disc-top-link:hover,
.page-disclaimer .disc-top-link:focus-visible {
  background: var(--flame);
  color: var(--void);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-hero {
    padding: 3rem 0 3.5rem;
  }

  .page-disclaimer .disc-grid {
    grid-template-columns: var(--disc-num-col) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }

  .page-disclaimer .disc-head {
    position: sticky;
    top: 6rem;
  }

  .page-disclaimer .disc-rule {
    padding: 1.4rem 0 1.4rem 1.5rem;
  }

  .page-disclaimer .disc-rule::before {
    top: 1.85rem;
  }
}

@media (max-width: 700px) {
  .page-disclaimer .disc-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .page-disclaimer .disc-table,
  .page-disclaimer .disc-table tbody,
  .page-disclaimer .disc-table tr,
  .page-disclaimer .disc-table td {
    display: block;
    width: 100%;
  }

  .page-disclaimer .disc-table tr {
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--rule);
  }

  .page-disclaimer .disc-table tbody tr:last-child {
    border-bottom: 0;
  }

  .page-disclaimer .disc-table td {
    padding: 0.4rem 1.1rem;
    white-space: normal;
    border-bottom: 0;
  }

  .page-disclaimer .disc-table td:first-child {
    white-space: normal;
    font-size: var(--fs-16);
  }

  .page-disclaimer .disc-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 0.15rem;
    font-family: var(--font-mono);
    font-size: var(--fs-12);
    letter-spacing: 0.1em;
    color: var(--cyan-deep);
  }

  .page-disclaimer .disc-table tbody tr:hover td {
    background: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-toc-inner a,
  .page-disclaimer .disc-top-link {
    transition: none;
  }
}