.page-disclaimer {
  --dis-rule: rgba(43, 31, 23, 0.2);
  --dis-grid: rgba(43, 31, 23, 0.055);
  --dis-ink-soft: rgba(43, 31, 23, 0.78);
  --dis-lava-ink: #241109;
  background: var(--ink-900);
}

/* ---------- 页首 ---------- */
.page-disclaimer .notice-hero {
  position: relative;
  padding: clamp(18px, 4vw, 40px) 0 clamp(22px, 4vw, 40px);
  background:
    repeating-linear-gradient(90deg, rgba(169, 183, 198, 0.07) 0 1px, transparent 1px 76px),
    radial-gradient(120% 90% at 12% 0%, rgba(45, 226, 230, 0.14), transparent 56%),
    radial-gradient(90% 80% at 94% 8%, rgba(255, 107, 53, 0.13), transparent 62%),
    var(--ink-900);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .notice-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(18px, 3vw, 28px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-disclaimer .notice-crumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .notice-crumb a:hover,
.page-disclaimer .notice-crumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  outline: none;
}

.page-disclaimer .notice-crumb [aria-current="page"] {
  color: var(--white);
}

.page-disclaimer .notice-title {
  margin: 0 0 clamp(12px, 2vw, 18px);
  font-size: clamp(38px, 8vw, 74px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  font-weight: 800;
  color: var(--white);
}

.page-disclaimer .notice-lede {
  max-width: 640px;
  margin: 0;
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.85;
  color: var(--mist);
}

.page-disclaimer .notice-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-disclaimer .notice-meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-disclaimer .notice-meta b {
  color: var(--white);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-disclaimer .notice-figure {
  position: relative;
  margin: clamp(20px, 3.4vw, 36px) 0 0;
  border: 1px solid var(--line-strong);
  background: var(--panel);
}

.page-disclaimer .notice-figure::before,
.page-disclaimer .notice-figure::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--cyan);
  pointer-events: none;
  z-index: 1;
}

.page-disclaimer .notice-figure::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-disclaimer .notice-figure::after {
  right: -1px;
  bottom: 32px;
  border-left: 0;
  border-top: 0;
}

.page-disclaimer .notice-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-disclaimer .notice-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.09em;
  color: var(--mist);
}

/* ---------- 章节目录 ---------- */
.page-disclaimer .notice-toc {
  background: var(--ink-800);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .notice-toc__list {
  display: flex;
  margin: 0;
  padding: 0 0 0 var(--pad-x);
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .notice-toc__list li {
  flex: 0 0 auto;
  border-right: 1px solid var(--line);
}

.page-disclaimer .notice-toc__list li:first-child {
  border-left: 1px solid var(--line);
}

.page-disclaimer .notice-toc a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 13px 18px;
  font-size: 13px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-disclaimer .notice-toc a:hover {
  color: var(--white);
  background: var(--cyan-08);
}

.page-disclaimer .notice-toc a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-disclaimer .notice-toc__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

/* ---------- 条款长卷 ---------- */
.page-disclaimer .notice-body {
  padding: clamp(30px, 5vw, 72px) 0 clamp(44px, 7vw, 96px);
  color: var(--paper-ink);
  background:
    repeating-linear-gradient(0deg, var(--dis-grid) 0 1px, transparent 1px 104px),
    var(--paper);
}

.page-disclaimer .clause {
  padding: clamp(24px, 3.6vw, 44px) 0;
  border-top: 1px solid var(--dis-rule);
}

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

.page-disclaimer .clause__idx {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-disclaimer .clause__num {
  font-family: var(--font-mono);
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: rgba(43, 31, 23, 0.32);
}

.page-disclaimer .clause__lab {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--lava);
  text-transform: uppercase;
}

.page-disclaimer .clause__title {
  max-width: 24em;
  margin: 0 0 16px;
  font-size: clamp(20px, 2.7vw, 28px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--paper-ink);
}

.page-disclaimer .clause__list {
  max-width: 720px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause__list li {
  position: relative;
  margin-bottom: 12px;
  padding-left: 24px;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.85;
  color: var(--dis-ink-soft);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 12px;
  height: 2px;
  background: var(--lava);
}

.page-disclaimer .clause__list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__list strong {
  color: var(--paper-ink);
  font-weight: 700;
}

.page-disclaimer .notice-body a {
  color: var(--paper-ink);
  text-decoration: underline;
  text-decoration-color: var(--lava);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-disclaimer .notice-body a:hover,
.page-disclaimer .notice-body a:focus-visible {
  color: var(--lava);
  outline: none;
}

/* ---------- 版本差异提示带 ---------- */
.page-disclaimer .version-callout {
  max-width: 720px;
  margin: 20px 0 0;
  border: 1px solid var(--lava);
  background: rgba(255, 107, 53, 0.09);
}

.page-disclaimer .version-callout summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  background: var(--lava);
  color: var(--dis-lava-ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .version-callout summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .version-callout summary::after {
  content: "+";
  margin-left: auto;
  font-size: 18px;
  line-height: 1;
}

.page-disclaimer .version-callout[open] summary::after {
  content: "\2013";
}

.page-disclaimer .version-callout summary:focus-visible {
  outline: 3px solid var(--paper-ink);
  outline-offset: 2px;
}

.page-disclaimer .version-callout__body {
  padding: 16px 16px 18px;
}

.page-disclaimer .version-callout__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .version-callout__body li {
  position: relative;
  margin-bottom: 10px;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dis-ink-soft);
}

.page-disclaimer .version-callout__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 6px;
  height: 6px;
  background: var(--lava);
}

.page-disclaimer .version-callout__body li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .version-callout__body strong {
  color: var(--paper-ink);
  font-weight: 700;
}

/* ---------- 页尾链接条 ---------- */
.page-disclaimer .notice-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
  margin-top: clamp(28px, 4vw, 48px);
  padding: 16px 18px;
  border: 1px solid var(--dis-rule);
  border-left: 3px solid var(--lava);
  background: rgba(255, 255, 255, 0.34);
}

.page-disclaimer .notice-links__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--dis-ink-soft);
}

.page-disclaimer .notice-links a {
  font-size: 14px;
  font-weight: 600;
  color: var(--paper-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--lava);
  padding-bottom: 1px;
}

.page-disclaimer .notice-links a:hover,
.page-disclaimer .notice-links a:focus-visible {
  color: var(--lava);
  outline: none;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .clause {
    display: grid;
    grid-template-columns: 156px minmax(0, 1fr);
    column-gap: 48px;
    align-items: start;
  }

  .page-disclaimer .clause__idx {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 0;
    position: sticky;
    top: calc(var(--head-h) + 20px);
  }

  .page-disclaimer .notice-lede {
    max-width: 700px;
  }

  .page-disclaimer .notice-toc a {
    padding: 15px 22px;
    font-size: 13px;
  }
}

@media (min-width: 1240px) {
  .page-disclaimer .notice-title {
    font-size: 80px;
  }

  .page-disclaimer .clause__list,
  .page-disclaimer .version-callout {
    max-width: 760px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .notice-crumb a,
  .page-disclaimer .notice-toc a,
  .page-disclaimer .notice-body a,
  .page-disclaimer .version-callout summary {
    transition: none;
  }
}