.page-disclaimer {
  background: var(--paper-100);
  color: var(--ink-900);
}

.page-disclaimer a {
  color: var(--celadon-500);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer a:hover {
  color: var(--ink-900);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .pd-hero {
  position: relative;
  padding-block: clamp(24px, 4vw, 48px) clamp(32px, 4.5vw, 60px);
  background: linear-gradient(180deg, var(--paper-50) 0%, var(--paper-100) 100%);
}

.page-disclaimer .pd-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: min(46%, 460px);
  height: 5px;
  background: linear-gradient(90deg, var(--celadon-500), var(--gold-400), var(--coral-500));
}

.page-disclaimer .pd-hero .breadcrumb {
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-disclaimer .pd-hero__text {
  max-width: 64ch;
}

.page-disclaimer .pd-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.85rem, 4.6vw, 3.35rem);
  line-height: 1.14;
  letter-spacing: -0.012em;
  margin: 0.5rem 0 0;
}

.page-disclaimer .pd-hero__lede {
  margin: clamp(0.9rem, 1.6vw, 1.25rem) 0 0;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.85;
  color: var(--ink-700);
  max-width: 60ch;
}

.page-disclaimer .pd-hero__media {
  position: relative;
  margin: clamp(28px, 4vw, 48px) 0 0;
  box-shadow: var(--shadow-hard-lg);
}

.page-disclaimer .pd-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.page-disclaimer .pd-hero__badge {
  position: absolute;
  top: -14px;
  right: -14px;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  background: var(--gold-400);
  color: var(--ink-900);
  border: var(--edge);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-disclaimer .pd-hero__badge span:last-child {
  font-family: var(--font-body);
  letter-spacing: 0;
}

@media (max-width: 620px) {
  .page-disclaimer .pd-hero__badge {
    top: 8px;
    right: 8px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .pd-hero__media {
    margin-left: clamp(0px, 7vw, 110px);
  }
}

/* ---------- 目录条 ---------- */

.page-disclaimer .pd-toc {
  background: var(--ink-900);
  padding-block: clamp(12px, 1.8vw, 18px);
}

.page-disclaimer .pd-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .pd-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  color: var(--paper-100);
  text-decoration: none;
  font-size: 0.875rem;
  line-height: 1.6;
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .pd-toc__list a:hover,
.page-disclaimer .pd-toc__list a:focus-visible {
  color: var(--gold-400);
  border-bottom-color: var(--gold-400);
}

.page-disclaimer .pd-toc__list .mono {
  font-size: 0.75rem;
  color: var(--gold-400);
}

/* ---------- 章节骨架 ---------- */

.page-disclaimer .pd-block {
  padding-block: clamp(48px, 6.5vw, 92px);
}

.page-disclaimer .pd-block--tint {
  background: var(--paper-50);
  border-top: 1px solid rgba(90, 107, 120, 0.22);
  border-bottom: 1px solid rgba(90, 107, 120, 0.22);
}

.page-disclaimer .pd-block--closing {
  background:
    linear-gradient(180deg, rgba(191, 220, 214, 0.4) 0%, rgba(245, 241, 232, 0) 62%);
}

.page-disclaimer .pd-block__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0 1rem;
  align-items: start;
  margin-bottom: clamp(24px, 3.4vw, 44px);
}

.page-disclaimer .pd-block__num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(1.5rem, 3.4vw, 2.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--celadon-500);
}

.page-disclaimer .pd-block h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.2;
  margin: 0;
}

.page-disclaimer .pd-block__lede {
  margin: 0.85rem 0 0;
  max-width: 62ch;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-disclaimer .pd-block__more {
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding-left: clamp(0px, 2vw, 3.5rem);
  max-width: 62ch;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--slate-500);
}

/* ---------- 双栏对照 ---------- */

.page-disclaimer .pd-pairs {
  display: grid;
  gap: clamp(22px, 3.2vw, 38px);
}

.page-disclaimer .pd-pair {
  display: grid;
  gap: 0.75rem;
}

.page-disclaimer .pd-pair__head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.page-disclaimer .pd-pair__idx {
  flex: none;
  display: inline-block;
  min-width: 2.1rem;
  text-align: center;
  padding: 0.15rem 0.35rem;
  background: var(--ink-900);
  color: var(--paper-100);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
}

.page-disclaimer .pd-pair h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.0625rem, 1.9vw, 1.25rem);
  line-height: 1.45;
  margin: 0;
}

.page-disclaimer .pd-pair__cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid rgba(11, 27, 43, 0.18);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.page-disclaimer .pd-pair__col {
  padding: clamp(14px, 2vw, 22px);
  min-width: 0;
}

.page-disclaimer .pd-pair__col--do {
  background: var(--paper-50);
}

.page-disclaimer .pd-pair__col--note {
  background: rgba(191, 220, 214, 0.3);
  border-top: 1px dashed rgba(47, 127, 118, 0.45);
}

.page-disclaimer .pd-pair__col p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  overflow-wrap: anywhere;
}

.page-disclaimer .pd-pair__kicker {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--celadon-500);
  margin-bottom: 0.55rem;
}

.page-disclaimer .pd-pair__col--note .pd-pair__kicker {
  color: var(--coral-500);
}

@media (hover: hover) {
  .page-disclaimer .pd-pair:hover .pd-pair__cols {
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-hard);
  }
}

@media (min-width: 760px) {
  .page-disclaimer .pd-pair__cols {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-disclaimer .pd-pair__col--note {
    border-top: 0;
    border-left: 1px dashed rgba(47, 127, 118, 0.45);
  }

  .page-disclaimer .pd-pair__col {
    padding: clamp(18px, 2.2vw, 26px);
  }
}

/* ---------- 锚点偏移 ---------- */

.page-disclaimer #scope,
.page-disclaimer #steps,
.page-disclaimer #versions,
.page-disclaimer #downloads,
.page-disclaimer #devices,
.page-disclaimer #help {
  scroll-margin-top: calc(var(--topbar-h) + 20px);
}

/* ---------- 窄屏收束 ---------- */

@media (max-width: 560px) {
  .page-disclaimer .pd-block__head {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.5rem;
  }

  .page-disclaimer .pd-block__num {
    font-size: 1.35rem;
  }

  .page-disclaimer .pd-toc__list {
    gap: 0.25rem 1.1rem;
  }

  .page-disclaimer .pd-toc__list a {
    font-size: 0.8125rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .pd-pair__cols,
  .page-disclaimer .pd-toc__list a {
    transition: none;
  }

  .page-disclaimer .pd-pair:hover .pd-pair__cols {
    transform: none;
  }
}