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

/* ---------- 页首 ---------- */
.page-disclaimer .doc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--deep);
  border-bottom: var(--bd-heavy) solid var(--ink);
  padding: clamp(26px, 6vw, 54px) 0 clamp(32px, 6vw, 64px);
}

.page-disclaimer .doc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
  filter: contrast(1.08) saturate(0.72);
}

.page-disclaimer .doc-hero__inner {
  position: relative;
}

.page-disclaimer .doc-hero .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-disclaimer .doc-hero .breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-disclaimer .doc-hero .breadcrumbs li + li::before {
  content: "/";
  color: var(--line);
}

.page-disclaimer .doc-hero .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.page-disclaimer .doc-hero .breadcrumbs a:hover,
.page-disclaimer .doc-hero .breadcrumbs a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--coral);
  outline: none;
}

.page-disclaimer .doc-hero .eyebrow {
  margin: 0 0 14px;
}

.page-disclaimer .doc-hero .h-display {
  margin: 0;
  max-width: 18ch;
  color: var(--white);
  line-height: 1.06;
  text-wrap: balance;
}

.page-disclaimer .doc-hero__lead {
  margin: clamp(16px, 3vw, 24px) 0 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: clamp(0.98rem, 1.7vw, 1.08rem);
  line-height: 1.85;
}

.page-disclaimer .doc-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
}

/* ---------- 主体两栏 ---------- */
.page-disclaimer .doc-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  padding-top: clamp(30px, 5vw, 58px);
  padding-bottom: clamp(42px, 7vw, 86px);
}

/* ---------- 侧边标签目录 ---------- */
.page-disclaimer .doc-tabs {
  background: var(--paper);
  border: var(--bd-heavy) solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 16px 14px 18px;
  min-width: 0;
}

.page-disclaimer .doc-tabs__title {
  margin: 0 0 12px;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--deep);
}

.page-disclaimer .doc-tabs__list {
  display: flex;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .doc-tabs__list li {
  flex: 0 0 auto;
}

.page-disclaimer .doc-tabs__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 10px;
  white-space: nowrap;
  text-decoration: none;
  color: var(--deep);
  font-family: var(--font-label);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  border-left: 3px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .doc-tabs__list a:hover,
.page-disclaimer .doc-tabs__list a:focus-visible {
  background: var(--paper-light);
  border-left-color: var(--coral);
  color: var(--ink);
  outline: none;
}

.page-disclaimer .doc-tabs__no {
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--coral);
}

.page-disclaimer .doc-tabs__back {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--deep);
  text-decoration: none;
  border-bottom: 2px solid var(--coral);
}

.page-disclaimer .doc-tabs__back:hover,
.page-disclaimer .doc-tabs__back:focus-visible {
  color: var(--coral);
  outline: none;
}

/* ---------- 章节 ---------- */
.page-disclaimer .doc-sections {
  min-width: 0;
}

.page-disclaimer .doc-sec {
  border-top: var(--bd-heavy) solid var(--ink);
  padding-top: clamp(20px, 3vw, 30px);
  margin-bottom: clamp(34px, 5vw, 58px);
  scroll-margin-top: 26px;
}

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

.page-disclaimer .doc-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(14px, 2.4vw, 22px);
}

.page-disclaimer .doc-sec__no {
  flex: none;
  font-size: clamp(1.05rem, 2.6vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--coral);
}

.page-disclaimer .doc-sec .h-section {
  margin: 0;
}

.page-disclaimer .doc-sec .prose {
  max-width: 68ch;
}

.page-disclaimer .doc-sections .prose a {
  color: var(--deep);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--coral);
}

.page-disclaimer .doc-sections .prose a:hover,
.page-disclaimer .doc-sections .prose a:focus-visible {
  color: var(--coral);
  outline: none;
}

/* ---------- 双栏对照 ---------- */
.page-disclaimer .doc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-disclaimer .doc-split__col {
  background: var(--paper-light);
  border: var(--bd) solid var(--ink);
  border-left-width: 7px;
  padding: 16px 18px 18px;
}

.page-disclaimer .doc-split__col--ok {
  border-left-color: var(--mint);
}

.page-disclaimer .doc-split__col--ask {
  border-left-color: var(--coral);
}

.page-disclaimer .doc-split__label {
  margin: 0 0 10px;
  font-family: var(--font-label);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--deep);
}

.page-disclaimer .doc-list {
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .doc-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.94rem;
  line-height: 1.72;
  color: var(--ink);
}

.page-disclaimer .doc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--line);
}

.page-disclaimer .doc-split__col--ok .doc-list li::before {
  background: var(--mint);
}

.page-disclaimer .doc-split__col--ask .doc-list li::before {
  background: var(--coral);
}

/* ---------- 版本记录条目 ---------- */
.page-disclaimer .doc-notes {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  border-top: var(--bd) solid var(--line);
}

.page-disclaimer .doc-notes li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 2px;
  border-bottom: var(--bd) solid var(--line);
}

.page-disclaimer .doc-notes__k {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--deep);
}

.page-disclaimer .doc-notes__v {
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-disclaimer .doc-notes__v a {
  color: var(--deep);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--coral);
}

.page-disclaimer .doc-notes__v a:hover,
.page-disclaimer .doc-notes__v a:focus-visible {
  color: var(--coral);
  outline: none;
}

/* ---------- 联系面板 ---------- */
.page-disclaimer .doc-callout {
  margin-top: clamp(18px, 3vw, 28px);
  background: var(--deep);
  color: var(--white);
  border: var(--bd-heavy) solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: clamp(20px, 3.4vw, 30px);
}

.page-disclaimer .doc-callout__lead {
  margin: 0 0 16px;
  max-width: 46ch;
  color: var(--mist);
  font-size: 1.02rem;
  line-height: 1.75;
}

.page-disclaimer .doc-callout .copy-btn {
  margin-bottom: 14px;
}

.page-disclaimer .doc-callout__note {
  margin: 0;
  max-width: 58ch;
  color: var(--mist);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-disclaimer .doc-callout__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 16px 0 0;
}

.page-disclaimer .doc-callout__links a {
  font-family: var(--font-label);
  font-weight: 700;
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 2px solid rgba(55, 224, 176, 0.45);
}

.page-disclaimer .doc-callout__links a:hover,
.page-disclaimer .doc-callout__links a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--coral);
  outline: none;
}

/* ---------- 中等屏 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .doc-split {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }

  .page-disclaimer .doc-notes li {
    grid-template-columns: 176px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

/* ---------- 桌面侧栏 ---------- */
@media (min-width: 960px) {
  .page-disclaimer .doc-body {
    grid-template-columns: 238px minmax(0, 1fr);
    gap: clamp(34px, 4.5vw, 68px);
    align-items: start;
  }

  .page-disclaimer .doc-tabs {
    position: sticky;
    top: 26px;
  }

  .page-disclaimer .doc-tabs__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .doc-tabs__list li {
    flex: 0 0 auto;
  }

  .page-disclaimer .doc-tabs__list a {
    white-space: normal;
  }

  .page-disclaimer .doc-hero .h-display {
    max-width: 22ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-tabs__list a,
  .page-disclaimer .doc-tabs__back,
  .page-disclaimer .doc-callout__links a {
    transition: none;
  }
}