/* ===== 用户协议页 · page-disclaimer ===== */

.page-disclaimer {
  background: var(--ly-abyss);
}

/* ---------- 顶部标题区 ---------- */
.page-disclaimer .disc-top {
  position: relative;
  overflow: hidden;
  padding-block: 22px 0;
  background:
    radial-gradient(88% 118% at 90% -12%, rgba(53, 232, 210, 0.16), transparent 62%),
    radial-gradient(64% 86% at 2% 24%, rgba(255, 90, 31, 0.10), transparent 60%);
}

.page-disclaimer .disc-top .ly-wrap {
  padding-bottom: clamp(30px, 5vw, 56px);
}

.page-disclaimer .disc-eyebrow {
  margin: 28px 0 0;
  color: var(--ly-cyan);
}

.page-disclaimer .disc-title {
  margin: 14px 0 0;
  max-width: 16em;
  font-family: var(--ly-font-sans);
  font-weight: 800;
  font-size: clamp(33px, 7vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--ly-mist);
}

.page-disclaimer .disc-lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(15.5px, 1.5vw, 18px);
  line-height: 1.8;
  color: rgba(232, 237, 234, 0.78);
}

.page-disclaimer .disc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--ly-line);
}

.page-disclaimer .disc-meta__item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  line-height: 1.5;
}

.page-disclaimer .disc-meta__item dt {
  font-family: var(--ly-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--ly-gold);
}

.page-disclaimer .disc-meta__item dd {
  margin: 0;
  color: var(--ly-slate);
}

/* ---------- 条款索引 ---------- */
.page-disclaimer .disc-index {
  border-top: 1px solid var(--ly-line);
  border-bottom: 1px solid var(--ly-line);
  padding-block: 16px;
}

.page-disclaimer .disc-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--ly-line);
  border-radius: 2px;
  color: var(--ly-mist);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  transition:
    border-color 180ms var(--ly-ease),
    color 180ms var(--ly-ease),
    background-color 180ms var(--ly-ease);
}

.page-disclaimer .disc-index__link:hover,
.page-disclaimer .disc-index__link:focus-visible {
  border-color: var(--ly-cyan);
  color: var(--ly-cyan);
  background: rgba(53, 232, 210, 0.08);
}

.page-disclaimer .disc-index__num {
  font-family: var(--ly-font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--ly-orange);
}

/* ---------- 奶油底条款区 ---------- */
.page-disclaimer .disc-sheet {
  background: var(--ly-cream);
  color: var(--ly-ink);
  padding-block: clamp(34px, 6vw, 68px);
}

.page-disclaimer .disc-sheet a {
  color: var(--ly-paper-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .disc-sheet a:hover {
  color: var(--ly-paper-accent);
}

.page-disclaimer .disc-clause {
  position: relative;
  padding-block: clamp(20px, 3.2vw, 34px);
  border-top: 1px solid rgba(26, 23, 18, 0.14);
}

.page-disclaimer .disc-clause:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .disc-clause::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: transparent;
  transition: background-color 200ms var(--ly-ease);
}

.page-disclaimer .disc-clause[open]::before {
  background: var(--ly-paper-link);
}

.page-disclaimer .disc-clause__summary {
  display: grid;
  grid-template-columns: 40px 1fr 22px;
  gap: 10px;
  align-items: baseline;
  padding: 4px 0;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .disc-clause__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-clause__summary::marker {
  content: "";
}

.page-disclaimer .disc-clause__summary:focus-visible {
  outline: 2px solid var(--ly-paper-link);
  outline-offset: 4px;
}

.page-disclaimer .disc-clause__num {
  font-family: var(--ly-font-mono);
  font-weight: 700;
  font-size: clamp(24px, 5vw, 40px);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--ly-paper-accent);
}

.page-disclaimer .disc-clause__title {
  margin: 0;
  font-family: var(--ly-font-sans);
  font-weight: 800;
  font-size: clamp(18px, 2.6vw, 25px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--ly-ink);
}

.page-disclaimer .disc-clause__sign {
  position: relative;
  justify-self: end;
  align-self: center;
  width: 20px;
  height: 20px;
}

.page-disclaimer .disc-clause__sign::before,
.page-disclaimer .disc-clause__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--ly-paper-link);
  transition: transform 200ms var(--ly-ease);
}

.page-disclaimer .disc-clause__sign::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-disclaimer .disc-clause__sign::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%) scaleY(1);
}

.page-disclaimer .disc-clause[open] .disc-clause__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-disclaimer .disc-clause__body {
  display: grid;
  gap: 13px;
  margin-top: 16px;
}

.page-disclaimer .disc-clause__body p {
  margin: 0;
  max-width: 36em;
  font-family: var(--ly-font-sans);
  font-size: clamp(16px, 1.1vw, 17px);
  line-height: 1.8;
  color: var(--ly-paper-ink-soft);
}

/* ---------- 引用规范清单 ---------- */
.page-disclaimer .disc-cites {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 40em;
}

.page-disclaimer .disc-cite {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 11px;
  align-items: start;
  padding: 11px 0;
  border-top: 1px solid rgba(26, 23, 18, 0.1);
}

.page-disclaimer .disc-cite:first-child {
  border-top: 0;
  padding-top: 2px;
}

.page-disclaimer .disc-cite__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  border-radius: 4px;
  background: var(--ly-mint);
  color: var(--ly-paper-link);
}

.page-disclaimer .disc-cite__icon svg {
  display: block;
}

.page-disclaimer .disc-cite__text {
  font-size: 16px;
  line-height: 1.75;
  color: var(--ly-paper-ink-soft);
}

.page-disclaimer .disc-cite__text strong {
  margin-right: 6px;
  font-weight: 700;
  color: var(--ly-ink);
}

.page-disclaimer .disc-copyrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding: 14px 16px;
  border-left: 3px solid var(--ly-paper-link);
  border-radius: 0 12px 0 0;
  background: var(--ly-mint);
}

.page-disclaimer .disc-copyrow__hint {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ly-paper-ink-soft);
}

/* ---------- 深底提示带 ---------- */
.page-disclaimer .disc-alert {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(42px, 7vw, 82px);
  background: var(--ly-abyss);
  border-top: 1px solid var(--ly-line-strong);
  border-bottom: 1px solid var(--ly-line-strong);
}

.page-disclaimer .disc-alert__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  margin: 0;
}

.page-disclaimer .disc-alert__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
}

.page-disclaimer .disc-alert__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    102deg,
    rgba(6, 35, 42, 0.97) 0%,
    rgba(6, 35, 42, 0.85) 44%,
    rgba(12, 58, 69, 0.58) 100%
  );
}

.page-disclaimer .disc-alert__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-alert__kicker {
  margin: 0 0 12px;
  font-family: var(--ly-font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--ly-cyan);
}

.page-disclaimer .disc-alert__title {
  margin: 0;
  max-width: 20em;
  font-family: var(--ly-font-sans);
  font-weight: 800;
  font-size: clamp(22px, 4vw, 36px);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--ly-mist);
}

.page-disclaimer .disc-alert__text {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: clamp(15.5px, 1.1vw, 17px);
  line-height: 1.8;
  color: rgba(232, 237, 234, 0.8);
}

.page-disclaimer .disc-alert__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 46px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--ly-line);
}

.page-disclaimer .disc-alert__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 180px;
}

.page-disclaimer .disc-alert__stat-num {
  font-family: var(--ly-font-mono);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 40px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ly-gold);
}

.page-disclaimer .disc-alert__stat-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ly-slate);
}

/* ---------- 协议版本条 ---------- */
.page-disclaimer .disc-version {
  background: var(--ly-night);
  border-top: 1px solid var(--ly-line-strong);
  padding-block: 18px;
}

.page-disclaimer .disc-version__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 30px;
  font-family: var(--ly-font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ly-slate);
}

.page-disclaimer .disc-version__item b {
  font-weight: 500;
  color: var(--ly-mist);
}

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page-disclaimer .disc-clause__summary {
    grid-template-columns: 34px 1fr 20px;
    gap: 8px;
  }

  .page-disclaimer .disc-clause::before {
    left: -9px;
    width: 2px;
  }

  .page-disclaimer .disc-cite {
    grid-template-columns: 24px 1fr;
    gap: 9px;
  }

  .page-disclaimer .disc-cite__icon {
    width: 24px;
    height: 24px;
  }

  .page-disclaimer .disc-alert__stat {
    min-width: 140px;
  }
}

@media (min-width: 700px) {
  .page-disclaimer .disc-clause__body {
    padding-left: 50px;
  }

  .page-disclaimer .disc-meta {
    gap: 10px 34px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disc-top {
    padding-top: 28px;
  }

  .page-disclaimer .disc-index__list {
    gap: 10px;
  }

  .page-disclaimer .disc-clause__summary {
    grid-template-columns: 46px 1fr 24px;
    gap: 14px;
  }

  .page-disclaimer .disc-clause__body {
    padding-left: 60px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}