/* ===== 使用条款与免责说明 · 页面专属样式 ===== */
.page-disclaimer {
  --disclaimer-toc-width: 660px;
  --disclaimer-toc-line: linear-gradient(90deg, var(--color-pitch) 0%, var(--color-electric) 32%, var(--color-gold) 68%, var(--color-ember) 100%);
  --clause-stripe: var(--color-pitch);
  --fig-radius: 28px;
  position: relative;
  isolation: isolate;
  box-sizing: border-box;
  padding: 28px 20px 72px;
  min-height: 100vh;
  background-color: var(--color-cream);
  background-image:
    radial-gradient(52% 28% at 50% 0%, rgba(217, 162, 27, 0.12), transparent 74%),
    linear-gradient(rgba(26, 74, 58, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 74, 58, 0.05) 1px, transparent 1px);
  background-size: 100% 100%, 52px 52px, 52px 52px;
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  left: 8%;
  top: -210px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(26, 74, 58, 0.09);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  background: radial-gradient(circle, transparent 0 46%, rgba(26, 74, 58, 0.06) 47% 48%, transparent 49% 68%, rgba(26, 74, 58, 0.05) 69% 70%, transparent 71%);
}

.page-disclaimer__container {
  max-width: 1080px;
  margin: 0 auto;
}

.page-disclaimer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.page-disclaimer .breadcrumb {
  margin: 0;
  font-size: var(--fs-caption);
}

.page-disclaimer__edition {
  font-family: var(--font-data);
  font-size: var(--fs-caption);
  color: var(--color-brick);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: rgba(255, 249, 239, 0.68);
  padding: 7px 14px;
  white-space: nowrap;
}

.page-disclaimer__hero {
  margin-bottom: 34px;
}

.page-disclaimer__hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-data);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-brick);
}

.page-disclaimer__hero-tag::before {
  content: "";
  width: 30px;
  height: 4px;
  background: var(--color-brick);
  clip-path: polygon(0 0, 100% 0, 82% 100%, 0 100%);
}

.page-disclaimer__title {
  margin: 16px 0 18px;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  line-height: 1.06;
}

.page-disclaimer__lede {
  max-width: 640px;
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: rgba(28, 27, 26, 0.72);
}

/* 横向高亮条款范围条 */
.page-disclaimer__toc {
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  margin: 32px -20px 0;
  padding: 0 20px;
}

.page-disclaimer__toc::-webkit-scrollbar {
  display: none;
}

.page-disclaimer__toc-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: var(--disclaimer-toc-width);
  margin: 0;
  padding: 0 0 12px;
  position: relative;
}

.page-disclaimer__toc-list::before {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 50%;
  height: 4px;
  transform: translateY(-50%);
  border-radius: 999px;
  background: var(--disclaimer-toc-line);
  z-index: 0;
}

.page-disclaimer__toc-item {
  flex: 0 0 auto;
  position: relative;
  z-index: 1;
}

.page-disclaimer__toc-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 999px;
  background: var(--color-cream);
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  font-size: var(--fs-caption);
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer__toc-link:hover,
.page-disclaimer__toc-link:focus-visible {
  background: var(--color-pitch);
  border-color: var(--color-pitch);
  color: var(--color-cream);
  transform: translateY(-2px);
}

.page-disclaimer__toc-link:focus-visible {
  outline: 2px solid var(--color-electric);
  outline-offset: 2px;
}

.page-disclaimer__toc-num {
  font-family: var(--font-data);
  font-weight: 600;
  color: var(--color-ember);
}

.page-disclaimer__toc-link:hover .page-disclaimer__toc-num,
.page-disclaimer__toc-link:focus-visible .page-disclaimer__toc-num {
  color: var(--color-gold);
}

/* 首屏下方信息图 */
.page-disclaimer__hero-figure {
  margin: 40px 0 48px;
}

.page-disclaimer__hero-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--fig-radius);
  box-shadow: var(--shadow-md);
  object-fit: cover;
  background: var(--color-night);
}

.page-disclaimer__figcap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  font-family: var(--font-data);
  font-size: var(--fs-caption);
  color: rgba(28, 27, 26, 0.6);
}

.page-disclaimer__figcap::before {
  content: "";
  width: 32px;
  height: 2px;
  background: var(--color-ember);
  flex: 0 0 auto;
}

/* 条款主体区 */
.page-disclaimer__content {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.page-disclaimer__clause {
  --clause-stripe: var(--color-pitch);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 30px 24px 34px;
  border-radius: var(--radius-lg);
  background: rgba(255, 249, 239, 0.86);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  scroll-margin-top: 90px;
}

.page-disclaimer__clause:nth-child(even) {
  border-radius: 14px 32px 14px 32px;
  background: rgba(255, 249, 239, 0.74);
}

.page-disclaimer__clause--ip {
  --clause-stripe: var(--color-electric);
}

.page-disclaimer__clause--data {
  --clause-stripe: var(--color-gold);
}

.page-disclaimer__clause--user {
  --clause-stripe: var(--color-ember);
}

.page-disclaimer__clause--contact {
  --clause-stripe: var(--color-brick);
}

.page-disclaimer__clause::after {
  content: "";
  position: absolute;
  right: -12px;
  top: 64px;
  width: 64px;
  height: 10px;
  background: var(--clause-stripe);
  clip-path: polygon(0 0, 100% 0, calc(100% - 16px) 100%, 0 100%);
  opacity: 0.18;
  pointer-events: none;
}

.page-disclaimer__clause-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  width: 64px;
  height: 40px;
  flex: 0 0 auto;
  background: var(--clause-stripe);
  color: var(--color-cream);
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}

.page-disclaimer__clause--data .page-disclaimer__clause-index {
  color: var(--color-ink);
}

.page-disclaimer__clause-body {
  min-width: 0;
  color: rgba(28, 27, 26, 0.78);
  font-size: var(--fs-body);
  line-height: 1.9;
}

.page-disclaimer__clause-body p {
  margin: 0 0 16px;
}

.page-disclaimer__clause-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer__clause-title {
  margin: 0 0 14px;
  font-size: var(--fs-h2);
  line-height: 1.2;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

.page-disclaimer__mark-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 18px 0 4px;
  border-top: 1px dashed var(--color-line);
  display: grid;
  gap: 10px;
}

.page-disclaimer__mark-list li {
  position: relative;
  padding-left: 24px;
}

.page-disclaimer__mark-list li::before {
  content: "//";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-data);
  font-weight: 600;
  color: var(--clause-stripe);
}

.page-disclaimer__notice {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 20px;
  padding: 18px 20px;
  background: rgba(232, 82, 46, 0.08);
  border-left: 4px solid var(--color-ember);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-ink);
  font-size: 15px;
  line-height: 1.75;
}

.page-disclaimer__notice strong {
  color: var(--color-brick);
}

.page-disclaimer__notice-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 11px;
  border-radius: 50%;
  background: var(--color-ember);
  box-shadow: 0 0 0 4px rgba(232, 82, 46, 0.14);
}

.page-disclaimer__contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 22px;
}

.page-disclaimer__contact-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(245, 240, 232, 0.8);
}

.page-disclaimer__contact-label {
  font-family: var(--font-data);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-brick);
}

.page-disclaimer__contact-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  word-break: break-word;
}

/* 相关页面 */
.page-disclaimer__related {
  margin-top: 20px;
}

.page-disclaimer__related-kicker {
  margin: 0 0 16px;
  font-family: var(--font-data);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-pitch);
  text-transform: uppercase;
}

.page-disclaimer__related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-disclaimer__related-card {
  display: grid;
  grid-template-columns: 44px 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  row-gap: 6px;
  padding: 22px 20px;
  border-radius: var(--radius-lg);
  background: var(--color-paper);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: var(--color-ink);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-disclaimer__related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.page-disclaimer__related-card:focus-visible {
  outline: 2px solid var(--color-electric);
  outline-offset: 2px;
}

.page-disclaimer__related-index {
  grid-row: 1 / 3;
  font-family: var(--font-data);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ember);
}

.page-disclaimer__related-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--color-ink);
}

.page-disclaimer__related-desc {
  font-size: var(--fs-caption);
  color: rgba(28, 27, 26, 0.62);
}

/* 可见的返回顶部 */
.page-disclaimer__to-top {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: fit-content;
  margin: 56px auto 0;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: var(--color-night);
  color: var(--color-cream);
  font-size: var(--fs-caption);
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-disclaimer__to-top:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.page-disclaimer__to-top:focus-visible {
  outline: 2px solid var(--color-electric);
  outline-offset: 2px;
}

.page-disclaimer__to-top-symbol {
  font-family: var(--font-data);
  color: var(--color-gold);
}

/* 平板及以上 */
@media (min-width: 700px) {
  .page-disclaimer {
    padding: 48px 32px 96px;
  }

  .page-disclaimer__toc {
    margin: 44px -32px 0;
    padding: 0 32px;
  }

  .page-disclaimer__clause {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 20px 44px;
    padding: 34px 32px 38px;
  }

  .page-disclaimer__clause-index {
    width: 120px;
    height: 48px;
    align-self: start;
    font-size: 16px;
  }

  .page-disclaimer__contact-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer__related-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* 稍大桌面增强 */
@media (min-width: 960px) {
  .page-disclaimer__clause {
    gap: 48px;
  }

  .page-disclaimer__figcap {
    font-size: 14px;
  }
}