/* ===== 用户协议页 ===== */
.page-disclaimer {
  --legal-summary-w: 268px;
  --legal-text: #c9d4e9;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .legal-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(40px, 7vw, 88px) 0 clamp(36px, 5vw, 64px);
  background:
    radial-gradient(120% 130% at 88% -12%, rgba(124, 92, 255, .20), transparent 62%),
    linear-gradient(180deg, rgba(14, 23, 48, .78), transparent 78%);
}

.page-disclaimer .legal-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(43, 232, 201, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 232, 201, .06) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 85% at 8% 0%, #000 0%, rgba(0, 0, 0, .18) 62%, transparent 100%);
  mask-image: radial-gradient(120% 85% at 8% 0%, #000 0%, rgba(0, 0, 0, .18) 62%, transparent 100%);
  pointer-events: none;
}

.page-disclaimer .legal-hero::after {
  content: "";
  position: absolute;
  top: -190px;
  right: -130px;
  width: min(620px, 92vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 232, 201, .16), rgba(124, 92, 255, .13) 45%, transparent 70%);
  pointer-events: none;
}

.page-disclaimer .legal-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .legal-hero .display {
  max-width: 24ch;
  margin: 18px 0 0;
}

.page-disclaimer .legal-hero .lead {
  max-width: 660px;
  margin: 22px 0 0;
}

.page-disclaimer .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 34px;
  margin: 32px 0 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(14, 23, 48, .62);
}

.page-disclaimer .hero-meta > div {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 132px;
}

.page-disclaimer .hero-meta dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-disclaimer .hero-meta dd {
  margin: 0;
  font-size: 15px;
  color: var(--ink);
}

.page-disclaimer .legal-hero__figure {
  margin: clamp(32px, 4vw, 48px) 0 0;
}

.page-disclaimer .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */
.page-disclaimer .legal-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding: clamp(40px, 6vw, 88px) 0 clamp(64px, 9vw, 120px);
}

/* ---------- 浮动摘要 ---------- */
.page-disclaimer .legal-summary {
  min-width: 0;
}

.page-disclaimer .legal-summary__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-disclaimer .summary-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 10px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .summary-list::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .summary-list li {
  flex: 0 0 auto;
}

.page-disclaimer .summary-list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(14, 23, 48, .5);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
}

.page-disclaimer .summary-list a .mono {
  font-size: 12px;
  color: var(--cyan);
}

.page-disclaimer .summary-list a:hover,
.page-disclaimer .summary-list a:focus-visible {
  border-color: rgba(43, 232, 201, .55);
  background: rgba(43, 232, 201, .10);
}

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

/* ---------- 正文 ---------- */
.page-disclaimer .legal-body {
  min-width: 0;
}

.page-disclaimer .legal-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  padding: clamp(28px, 4vw, 48px) 0;
  border-top: 1px solid var(--line);
}

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

.page-disclaimer .legal-section__index {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: .16em;
  line-height: 1;
  color: var(--cyan);
}

.page-disclaimer .legal-section__content > *:last-child {
  margin-bottom: 0;
}

.page-disclaimer .legal-section h2 {
  margin: 0 0 16px;
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-disclaimer .legal-section p {
  max-width: 66ch;
  margin: 0 0 15px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--legal-text);
}

.page-disclaimer .legal-section a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 232, 201, .38);
  transition: border-color .3s var(--ease), color .3s var(--ease);
}

.page-disclaimer .legal-section a:hover,
.page-disclaimer .legal-section a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--cyan);
}

/* ---------- 条目块 ---------- */
.page-disclaimer .legal-list {
  display: grid;
  gap: 10px;
  margin: 22px 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .legal-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(14, 23, 48, .55);
  font-size: 15px;
  line-height: 1.75;
  color: var(--legal-text);
}

.page-disclaimer .legal-list__key {
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: .06em;
}

.page-disclaimer .legal-list--cyan li {
  border-left: 3px solid rgba(43, 232, 201, .55);
}

.page-disclaimer .legal-list--cyan .legal-list__key {
  color: var(--cyan);
}

.page-disclaimer .legal-list--warn li {
  border-left: 3px solid rgba(255, 92, 138, .55);
}

.page-disclaimer .legal-list--warn .legal-list__key {
  color: var(--alert);
}

/* ---------- 历史版本 ---------- */
.page-disclaimer .version-grid {
  display: grid;
  gap: 12px;
  margin: 24px 0;
}

.page-disclaimer .version-item {
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(14, 23, 48, .55);
}

.page-disclaimer .version-item--current {
  border-color: rgba(43, 232, 201, .38);
  background: linear-gradient(160deg, rgba(43, 232, 201, .11), rgba(14, 23, 48, .72) 58%);
}

.page-disclaimer .version-item__tag {
  margin: 0;
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--ink);
}

.page-disclaimer .version-item__state {
  margin: 6px 0 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-disclaimer .version-item--current .version-item__state {
  color: var(--cyan);
}

.page-disclaimer .version-item__desc {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--legal-text);
}

.page-disclaimer .version-item__stamp {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .legal-closing {
  margin-top: clamp(40px, 6vw, 72px);
  padding: clamp(24px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(43, 232, 201, .10), rgba(124, 92, 255, .11) 55%, rgba(255, 138, 60, .08));
}

.page-disclaimer .legal-closing__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-disclaimer .legal-closing__text {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .legal-closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 740px) {
  .page-disclaimer .legal-section {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 0 20px;
  }

  .page-disclaimer .legal-section__index {
    margin: 0;
    padding-top: 9px;
  }

  .page-disclaimer .version-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .legal-shell {
    grid-template-columns: minmax(0, 1fr) var(--legal-summary-w);
    gap: 72px;
    align-items: start;
  }

  .page-disclaimer .legal-summary {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 112px;
    padding: 24px 22px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: rgba(14, 23, 48, .55);
  }

  .page-disclaimer .legal-body {
    grid-column: 1;
    grid-row: 1;
  }

  .page-disclaimer .legal-summary__title {
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
  }

  .page-disclaimer .summary-list {
    flex-direction: column;
    gap: 0;
    padding: 0;
    overflow: visible;
  }

  .page-disclaimer .summary-list li {
    flex: 1 1 auto;
    min-width: 0;
  }

  .page-disclaimer .summary-list a {
    display: flex;
    padding: 11px 12px;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    background: transparent;
    white-space: normal;
    font-size: 14.5px;
  }

  .page-disclaimer .summary-list a:hover,
  .page-disclaimer .summary-list a:focus-visible {
    border-left-color: var(--cyan);
    background: linear-gradient(90deg, rgba(43, 232, 201, .12), transparent 85%);
  }

  .page-disclaimer .legal-summary__note {
    display: block;
    margin: 16px 0 0;
    padding-top: 14px;
    border-top: 1px solid var(--line);
    font-size: 12px;
    letter-spacing: .04em;
    color: var(--muted);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .summary-list a,
  .page-disclaimer .legal-section a {
    transition: none;
  }
}