.page-disclaimer {
  --legal-text: #C4CFE6;
  --legal-dot: rgba(147, 160, 192, 0.16);
  --legal-cut: 16px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .legal-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(40px, 7vw, 76px) clamp(36px, 6vw, 62px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .legal-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--legal-dot) 1px, transparent 1px);
  background-size: 24px 24px;
  -webkit-mask-image: linear-gradient(118deg, #000 0%, rgba(0, 0, 0, 0.35) 55%, transparent 82%);
  mask-image: linear-gradient(118deg, #000 0%, rgba(0, 0, 0, 0.35) 55%, transparent 82%);
  pointer-events: none;
}

.page-disclaimer .legal-hero-grid {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
}

.page-disclaimer .legal-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(28px, 5.4vw, 44px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper);
}

.page-disclaimer .legal-lede {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--legal-text);
}

.page-disclaimer .legal-hero-figure {
  margin: 0;
}

.page-disclaimer .legal-hero-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

/* ---------- 主栏 + 目录栏 ---------- */
.page-disclaimer .legal-layout {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  padding-block: clamp(40px, 6vw, 72px);
  align-items: start;
}

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

.page-disclaimer .legal-index-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .legal-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .legal-index-link {
  display: flex;
  gap: 10px;
  padding: 9px 10px 9px 12px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--legal-text);
  text-decoration: none;
  border-left: 2px solid var(--line);
  transition: color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease);
}

.page-disclaimer .legal-index-link:hover,
.page-disclaimer .legal-index-link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background-color: rgba(53, 230, 210, 0.07);
}

.page-disclaimer .legal-index-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--orange);
  padding-top: 3px;
}

.page-disclaimer .legal-index-dots {
  margin-top: 28px;
  height: 116px;
  background-image: radial-gradient(var(--legal-dot) 1px, transparent 1px);
  background-size: 18px 18px;
  opacity: 0.85;
}

/* ---------- 编号条款卡片 ---------- */
.page-disclaimer .legal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-disclaimer .legal-item {
  background-color: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--legal-cut)) 0, 100% var(--legal-cut), 100% 100%, 0 100%);
  transition: border-color var(--t-fast) var(--ease);
}

.page-disclaimer .legal-item:hover {
  border-color: rgba(53, 230, 210, 0.32);
}

.page-disclaimer .legal-item[open] {
  border-color: rgba(53, 230, 210, 0.42);
}

.page-disclaimer .legal-item-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .legal-item-head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .legal-item-head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-disclaimer .legal-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-disclaimer .legal-title {
  font-size: clamp(17px, 2.4vw, 20px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .legal-chev {
  position: relative;
  flex: none;
  margin-left: auto;
  width: 16px;
  height: 16px;
}

.page-disclaimer .legal-chev::before,
.page-disclaimer .legal-chev::after {
  content: "";
  position: absolute;
  background-color: var(--cyan);
  border-radius: 1px;
  transition: transform var(--t-fast) var(--ease),
    opacity var(--t-fast) var(--ease);
}

.page-disclaimer .legal-chev::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-disclaimer .legal-chev::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-disclaimer .legal-item[open] .legal-chev::after {
  transform: rotate(90deg);
  opacity: 0;
}

.page-disclaimer .legal-body {
  padding: 16px 20px 22px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .legal-body p {
  margin: 0 0 12px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--legal-text);
}

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

.page-disclaimer .legal-note {
  margin-top: 16px;
  padding: 12px 16px;
  background-color: var(--mist);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.72;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

.page-disclaimer .legal-note strong {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--orange-deep);
}

/* ---------- 页尾帮助区 ---------- */
.page-disclaimer .legal-help {
  padding-block: clamp(28px, 4.5vw, 44px) clamp(52px, 8vw, 88px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .legal-help h2 {
  margin: 0 0 10px;
  font-size: clamp(20px, 3vw, 26px);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .legal-help p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.76;
  color: var(--legal-text);
}

.page-disclaimer .legal-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-disclaimer .legal-help-note {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.95;
  color: var(--muted);
}

.page-disclaimer .legal-help-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 210, 0.4);
}

.page-disclaimer .legal-help-note a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .legal-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 40;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  color: var(--on-orange);
  background-color: var(--orange);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: transform var(--t-fast) var(--ease);
}

.page-disclaimer .legal-top:hover {
  transform: translateY(-3px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .legal-item-head {
    padding: 20px 26px;
  }

  .page-disclaimer .legal-body {
    padding: 18px 26px 26px;
  }
}

@media (min-width: 780px) {
  .page-disclaimer .legal-help {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 22px 40px;
    align-items: center;
  }

  .page-disclaimer .legal-help-actions {
    margin-top: 0;
  }

  .page-disclaimer .legal-help-note {
    grid-column: 1 / -1;
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .legal-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-disclaimer .legal-lede {
    font-size: 17px;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .legal-layout {
    grid-template-columns: minmax(0, 1fr) 236px;
    gap: clamp(40px, 5vw, 72px);
  }

  .page-disclaimer .legal-index {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .legal-item,
  .page-disclaimer .legal-index-link,
  .page-disclaimer .legal-chev::before,
  .page-disclaimer .legal-chev::after,
  .page-disclaimer .legal-top {
    transition: none;
  }

  .page-disclaimer .legal-top:hover {
    transform: none;
  }
}