/* ============================================================
   法律声明页 · page-disclaimer
   ============================================================ */

.page-disclaimer {
  --dis-rail: 232px;
  --dis-line: rgba(143, 163, 184, .2);
}

/* ---------- 页首 ---------- */
.page-disclaimer .legal-hero {
  position: relative;
  padding: 26px 0 0;
  overflow: hidden;
}

.page-disclaimer .legal-hero::before {
  content: "";
  position: absolute;
  inset: -140px -18% auto -18%;
  height: 440px;
  background:
    radial-gradient(58% 100% at 20% 0%, rgba(23, 195, 178, .16), transparent 70%),
    radial-gradient(48% 92% at 88% 8%, rgba(122, 92, 255, .14), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .legal-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-disclaimer .legal-crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 28px;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--slate);
}

.page-disclaimer .legal-crumb .crumb {
  color: var(--slate);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-disclaimer .legal-crumb a.crumb:hover,
.page-disclaimer .legal-crumb a.crumb:focus-visible {
  color: var(--teal-soft);
}

.page-disclaimer .legal-crumb .crumb-sep {
  color: rgba(143, 163, 184, .45);
}

.page-disclaimer .legal-kicker {
  margin: 0;
  color: var(--violet);
}

.page-disclaimer .legal-hero .display {
  margin: 14px 0 0;
  font-size: clamp(2.05rem, 6.4vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--text-1);
}

.page-disclaimer .legal-lede {
  margin: 22px 0 0;
  max-width: 40em;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text-2);
}

/* 页首长条 */
.page-disclaimer .legal-banner {
  position: relative;
  z-index: 1;
  margin: 36px 0 0;
}

.page-disclaimer .legal-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 主体栅格 ---------- */
.page-disclaimer .legal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 6px 0 76px;
  min-width: 0;
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .legal-rail {
  min-width: 0;
}

.page-disclaimer .legal-rail-title {
  margin: 0 0 12px;
  color: var(--slate);
}

.page-disclaimer .legal-rail .index-rail {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 0 0 8px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .legal-rail .index-rail::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .index-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--dis-line);
  background: rgba(11, 26, 43, .5);
  color: var(--slate);
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .index-no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--violet);
}

.page-disclaimer .index-link:hover {
  color: var(--teal-soft);
  border-color: var(--teal-line);
}

.page-disclaimer .index-link[aria-current="true"] {
  color: var(--text-1);
  border-color: var(--teal);
  background: rgba(23, 195, 178, .14);
}

/* ---------- 条款卡片 ---------- */
.page-disclaimer .legal-articles {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-disclaimer .legal-item {
  position: relative;
  padding: 26px 22px 28px;
  background: linear-gradient(152deg, rgba(18, 41, 63, .8) 0%, rgba(11, 26, 43, .58) 72%);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
  scroll-margin-top: calc(var(--header-h) + 32px);
  transition: background .25s var(--ease);
}

.page-disclaimer .legal-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--teal) 0%, var(--violet) 58%, rgba(122, 92, 255, 0) 100%);
}

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

.page-disclaimer .legal-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--violet);
}

.page-disclaimer .legal-item-head h2 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.36;
  letter-spacing: -.01em;
  color: var(--text-1);
}

.page-disclaimer .legal-item .prose p {
  margin: 0 0 12px;
  max-width: 48em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-disclaimer .legal-item .prose p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .legal-item .prose a {
  color: var(--teal);
  text-decoration: underline;
  text-decoration-color: var(--teal-line);
  text-underline-offset: 3px;
  transition: color .2s var(--ease);
}

.page-disclaimer .legal-item .prose a:hover {
  color: var(--teal-soft);
}

/* ---------- 焦点可见 ---------- */
.page-disclaimer a:focus-visible,
.page-disclaimer .index-link:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 420px) {
  .page-disclaimer .legal-item {
    padding: 22px 18px 24px;
  }

  .page-disclaimer .legal-item-head {
    gap: 9px;
  }

  .page-disclaimer .legal-hero .display {
    font-size: 1.9rem;
  }
}

/* ---------- 桌面：左目录 + 右条款 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .legal-hero {
    padding-top: 44px;
  }

  .page-disclaimer .legal-banner {
    margin-top: 52px;
  }

  .page-disclaimer .legal-grid {
    grid-template-columns: var(--dis-rail) minmax(0, 1fr);
    gap: 56px;
    padding: 18px 0 104px;
  }

  .page-disclaimer .legal-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-disclaimer .legal-rail .index-rail {
    flex-direction: column;
    gap: 3px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .index-link {
    border-radius: 8px;
    border-color: transparent;
    background: transparent;
    padding: 9px 12px;
    white-space: normal;
  }

  .page-disclaimer .index-link[aria-current="true"] {
    border-color: transparent;
    background: rgba(23, 195, 178, .12);
    box-shadow: inset 3px 0 0 var(--teal);
  }

  .page-disclaimer .legal-item {
    padding: 34px 38px 36px;
  }

  .page-disclaimer .legal-item-head h2 {
    font-size: 1.48rem;
  }

  .page-disclaimer .legal-item .prose p {
    font-size: 16.5px;
  }
}
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