.page-disclaimer {
  --doc-measure: 44rem;
  --doc-wide: 74rem;

  display: block;
  background:
    radial-gradient(120% 70% at 50% -10%, rgba(47, 227, 192, 0.10), rgba(6, 11, 31, 0) 62%),
    var(--ink);
  color: var(--white);
  font-family: var(--font-sans);
  padding: 0 var(--gutter) clamp(56px, 9vw, 112px);
  overflow-x: hidden;
}

.page-disclaimer img {
  max-width: 100%;
  height: auto;
}

/* ---------- 页首 ---------- */
.page-disclaimer .disclaimer-hero {
  max-width: var(--doc-wide);
  margin: 0 auto;
  padding: clamp(28px, 5vw, 60px) 0 0;
  min-width: 0;
}

.page-disclaimer .disclaimer-hero .coord-label {
  margin: clamp(22px, 3.4vw, 36px) 0 0;
}

.page-disclaimer .disclaimer-hero .display-1 {
  margin: clamp(12px, 2vw, 20px) 0 0;
}

.page-disclaimer .disclaimer-hero .lede {
  max-width: 42rem;
  margin: clamp(18px, 3vw, 28px) 0 0;
  font-size: clamp(16px, 2.1vw, 19px);
  line-height: 1.85;
  color: var(--white);
}

.page-disclaimer .disclaimer-hero__art {
  position: relative;
  margin: clamp(30px, 5vw, 54px) 0 0;
}

.page-disclaimer .disclaimer-hero__art::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, var(--neon), rgba(47, 227, 192, 0) 68%);
}

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

/* ---------- 章节目录 ---------- */
.page-disclaimer .disclaimer-toc {
  max-width: var(--doc-wide);
  margin: clamp(28px, 4.4vw, 46px) auto 0;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.page-disclaimer .disclaimer-toc__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-disclaimer .disclaimer-toc__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disclaimer-toc__link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 2px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.26s var(--ease), padding-left 0.26s var(--ease);
}

.page-disclaimer .disclaimer-toc__link:hover,
.page-disclaimer .disclaimer-toc__link:focus-visible {
  color: var(--neon);
  padding-left: 8px;
}

.page-disclaimer .disclaimer-toc__num {
  flex: 0 0 auto;
  min-width: 2em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

/* ---------- 正文 ---------- */
.page-disclaimer .disclaimer-doc {
  max-width: var(--doc-measure);
  margin: 0 auto;
  min-width: 0;
  overflow-wrap: break-word;
}

.page-disclaimer .disclaimer-section {
  padding-top: clamp(40px, 6.5vw, 72px);
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-disclaimer .disclaimer-section__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disclaimer-section__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-disclaimer .disclaimer-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 3.4vw, 31px);
  line-height: 1.32;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-disclaimer .disclaimer-section p {
  margin: 18px 0 0;
  font-size: clamp(16px, 2.1vw, 17.5px);
  line-height: 1.9;
  color: var(--white);
}

.page-disclaimer .disclaimer-section p a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 192, 0.45);
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-disclaimer .disclaimer-section p a:hover,
.page-disclaimer .disclaimer-section p a:focus-visible {
  color: var(--neon-soft);
  border-bottom-color: var(--neon-soft);
}

.page-disclaimer .disclaimer-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disclaimer-list li {
  position: relative;
  margin-top: 11px;
  padding-left: 24px;
  font-size: clamp(15.5px, 2vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-disclaimer .disclaimer-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 13px;
  height: 1px;
  background: var(--neon);
}

/* ---------- 版本对应表 ---------- */
.page-disclaimer .disclaimer-matrix {
  max-width: var(--doc-wide);
  margin: clamp(50px, 7.5vw, 92px) auto 0;
  padding-top: clamp(30px, 4.6vw, 48px);
  border-top: 1px solid var(--line);
  min-width: 0;
}

.page-disclaimer .disclaimer-matrix .coord-label {
  margin: 0;
}

.page-disclaimer .disclaimer-matrix__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.34;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-disclaimer .disclaimer-matrix__intro {
  max-width: 40rem;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-disclaimer .disclaimer-table {
  margin-top: clamp(24px, 3.6vw, 36px);
  border-top: 1px solid var(--line);
  min-width: 0;
}

.page-disclaimer .disclaimer-table__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 18px 12px;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 0.3s var(--ease);
}

.page-disclaimer .disclaimer-table__row:hover {
  background: linear-gradient(90deg, rgba(47, 227, 192, 0.12), rgba(47, 227, 192, 0) 72%);
}

.page-disclaimer .disclaimer-table__row--head {
  display: none;
}

.page-disclaimer .disclaimer-table__cell {
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--muted);
  min-width: 0;
}

.page-disclaimer .disclaimer-table__cell--key {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .disclaimer-back {
  margin: clamp(44px, 6vw, 72px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disclaimer-back__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.24s var(--ease);
}

.page-disclaimer .disclaimer-back__link::before {
  content: "↑";
  color: var(--neon);
}

.page-disclaimer .disclaimer-back__link:hover,
.page-disclaimer .disclaimer-back__link:focus-visible {
  color: var(--neon-soft);
}

/* ---------- 窄屏 ---------- */
@media (max-width: 719px) {
  .page-disclaimer .disclaimer-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-disclaimer .disclaimer-table__cell::before {
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: 0.1em;
    color: var(--orange);
  }

  .page-disclaimer .disclaimer-table__cell--key::before {
    color: var(--neon);
  }

  .page-disclaimer .disclaimer-table__cell:nth-child(1)::before {
    content: "内容类别 · ";
  }

  .page-disclaimer .disclaimer-table__cell:nth-child(2)::before {
    content: "对应版本 · ";
  }

  .page-disclaimer .disclaimer-table__cell:nth-child(3)::before {
    content: "更新节奏 · ";
  }

  .page-disclaimer .disclaimer-table__cell:nth-child(4)::before {
    content: "适用场景 · ";
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disclaimer-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 40px);
  }

  .page-disclaimer .disclaimer-toc__list li:nth-last-child(-n + 1) .disclaimer-toc__link {
    border-bottom: 1px solid var(--line-soft);
  }

  .page-disclaimer .disclaimer-table__row {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr) minmax(0, 1.25fr) minmax(0, 1.2fr);
    align-items: baseline;
    gap: 24px;
    padding: 18px 12px;
  }

  .page-disclaimer .disclaimer-table__row--head {
    display: grid;
    padding: 14px 12px;
    border-bottom: 1px solid var(--line);
  }

  .page-disclaimer .disclaimer-table__row--head .disclaimer-table__cell {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--muted);
  }

  .page-disclaimer .disclaimer-table__cell {
    font-size: 15.5px;
  }
}

/* ---------- 大屏微调 ---------- */
@media (min-width: 1080px) {
  .page-disclaimer .disclaimer-hero .lede {
    max-width: 46rem;
  }

  .page-disclaimer .disclaimer-section__head {
    gap: 22px;
  }
}

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