.page-disclaimer {
  --doc-num-size: clamp(2.25rem, 5vw, 3.5rem);
  --doc-indent: 72px;
}

/* ---------- 顶部 ---------- */
.page-disclaimer .doc-hero {
  position: relative;
  padding-top: 24px;
  overflow: hidden;
}

.page-disclaimer .doc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(47, 224, 208, 0.28) 1px, transparent 1.6px),
    repeating-linear-gradient(0deg, rgba(30, 58, 85, 0.5) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(90deg, rgba(30, 58, 85, 0.28) 0 1px, transparent 1px 72px);
  background-size: 26px 26px, auto, auto;
  -webkit-mask-image: radial-gradient(130% 95% at 78% -5%, #000 0%, transparent 76%);
  mask-image: radial-gradient(130% 95% at 78% -5%, #000 0%, transparent 76%);
}

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

.page-disclaimer .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 28px;
  align-items: end;
}

.page-disclaimer .hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 16ch;
}

.page-disclaimer .hero-copy .lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .hero-meta {
  display: grid;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--hair);
}

.page-disclaimer .meta-item {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
}

.page-disclaimer .meta-k {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--steel);
}

.page-disclaimer .meta-v {
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-disclaimer .hero-media {
  position: relative;
  z-index: 1;
  margin: 36px 0 0;
  overflow: hidden;
  border-top: 1px solid var(--hair);
  background: var(--ink-800);
}

.page-disclaimer .hero-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 280px;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.04);
}

.page-disclaimer .hero-media .media-caption {
  padding: 12px clamp(20px, 4vw, 40px);
  border-top: 1px solid var(--hair);
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 正文与索引 ---------- */
.page-disclaimer .doc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-top: 8px;
  padding-bottom: 64px;
}

.page-disclaimer .doc-body {
  min-width: 0;
}

.page-disclaimer .doc-section {
  position: relative;
  padding: 30px 0 34px;
  border-top: 1px solid var(--hair);
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-disclaimer .doc-section:first-child {
  border-top: 0;
  padding-top: 10px;
}

.page-disclaimer .doc-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px 18px;
  align-items: start;
}

.page-disclaimer .doc-num {
  display: inline-block;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: var(--doc-num-size);
  font-weight: 600;
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: var(--coral);
  text-decoration: none;
  transition: color var(--ease), transform var(--ease);
}

.page-disclaimer .doc-num:hover,
.page-disclaimer .doc-num:focus-visible {
  color: var(--cyan);
  transform: translateY(-2px);
}

.page-disclaimer .doc-num:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-disclaimer .doc-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .doc-sub {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  line-height: 1.6;
  letter-spacing: 0.03em;
  color: var(--steel);
}

.page-disclaimer .doc-text {
  margin-top: 18px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--mist);
  max-width: 68ch;
}

.page-disclaimer .doc-text p {
  margin: 0 0 14px;
}

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

.page-disclaimer .inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 224, 208, 0.45);
  transition: color var(--ease), border-color var(--ease);
}

.page-disclaimer .inline-link:hover,
.page-disclaimer .inline-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--coral);
}

.page-disclaimer .inline-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 数据条 ---------- */
.page-disclaimer .fact-row {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-disclaimer .fact-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--ink-800);
}

.page-disclaimer .fact-num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-disclaimer .fact-label {
  font-size: var(--fs-12);
  line-height: 1.5;
  color: var(--mist);
}

/* ---------- 使用清单 ---------- */
.page-disclaimer .use-list {
  list-style: none;
  margin: 22px 0 24px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-disclaimer .use-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 16px;
  background: var(--ink-800);
}

.page-disclaimer .use-mark {
  justify-self: start;
  padding: 3px 8px;
  border: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.page-disclaimer .use-item--ok .use-mark {
  color: var(--green);
}

.page-disclaimer .use-item--ask .use-mark {
  color: var(--amber);
}

.page-disclaimer .use-text {
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 强调条款 ---------- */
.page-disclaimer .doc-section--copy,
.page-disclaimer .doc-section--scope {
  padding-left: 18px;
  margin-left: -3px;
  border-left: 3px solid var(--coral);
}

.page-disclaimer .doc-section--scope {
  border-left-color: var(--steel);
}

.page-disclaimer .doc-section--scope .doc-sub {
  color: var(--mist);
}

/* ---------- 索引栏 ---------- */
.page-disclaimer .doc-index {
  order: -1;
  padding: 18px 16px;
  border: 1px solid var(--hair);
  background: var(--ink-800);
}

.page-disclaimer .index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-disclaimer .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-disclaimer .index-link {
  display: grid;
  grid-template-columns: auto auto;
  gap: 8px;
  align-items: baseline;
  padding: 8px 12px;
  border: 1px solid var(--hair);
  border-radius: 3px;
  background: var(--ink-900);
  color: var(--mist);
  text-decoration: none;
  font-size: var(--fs-14);
  line-height: 1.5;
  white-space: nowrap;
  transition: color var(--ease), border-color var(--ease), background-color var(--ease);
}

.page-disclaimer .index-link:hover,
.page-disclaimer .index-link:focus-visible {
  color: var(--paper);
  border-color: var(--coral);
  background: var(--ink-800);
}

.page-disclaimer .index-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .index-num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--coral);
}

.page-disclaimer .index-tip {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--hair);
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 底部行动 ---------- */
.page-disclaimer .doc-cta {
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  background:
    radial-gradient(80% 120% at 92% 0%, rgba(47, 224, 208, 0.10), transparent 62%),
    var(--ink-800);
  padding: 40px 0;
}

.page-disclaimer .cta-inner {
  display: grid;
  gap: 24px;
}

.page-disclaimer .cta-copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .cta-copy p {
  margin: 10px 0 0;
  max-width: 52ch;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .cta-actions .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (max-width: 480px) {
  .page-disclaimer .meta-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

@media (min-width: 640px) {
  .page-disclaimer .use-item {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-disclaimer .doc-text,
  .page-disclaimer .fact-row,
  .page-disclaimer .use-list {
    padding-left: var(--doc-indent);
  }

  .page-disclaimer .doc-section--copy,
  .page-disclaimer .doc-section--scope {
    padding-left: 26px;
  }

  .page-disclaimer .hero-copy .lede {
    font-size: var(--fs-18);
  }
}

@media (min-width: 800px) {
  .page-disclaimer .cta-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 48px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .hero-grid {
    grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr);
    gap: 64px;
    margin-top: 40px;
  }

  .page-disclaimer .hero-media img {
    max-height: 360px;
  }

  .page-disclaimer .doc-layout {
    grid-template-columns: minmax(0, 1fr) 264px;
    gap: 72px;
    padding-top: 20px;
    padding-bottom: 88px;
  }

  .page-disclaimer .doc-index {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
    order: 0;
    padding: 20px 18px;
  }

  .page-disclaimer .index-list {
    display: grid;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .index-link {
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 10px;
    padding: 10px 0;
    border: 0;
    border-bottom: 1px solid rgba(30, 58, 85, 0.75);
    border-radius: 0;
    background: transparent;
    white-space: normal;
  }

  .page-disclaimer .index-item:last-child .index-link {
    border-bottom: 0;
  }

  .page-disclaimer .index-link:hover,
  .page-disclaimer .index-link:focus-visible {
    background: transparent;
    border-bottom-color: var(--coral);
    padding-left: 4px;
  }

  .page-disclaimer .index-item:last-child .index-link:hover,
  .page-disclaimer .index-item:last-child .index-link:focus-visible {
    border-bottom-color: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-num,
  .page-disclaimer .index-link,
  .page-disclaimer .inline-link {
    transition: none;
  }

  .page-disclaimer .doc-num:hover,
  .page-disclaimer .doc-num:focus-visible {
    transform: none;
  }
}