.page-disclaimer {
  position: relative;
  overflow-x: hidden;
  background: var(--c-obsidian);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .notice-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(38px, 8vw, 92px) 0 clamp(34px, 6vw, 68px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .notice-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: saturate(0.7);
}

.page-disclaimer .notice-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(115% 85% at 8% 0%, rgba(34, 227, 210, 0.16), transparent 58%),
    radial-gradient(80% 70% at 96% 8%, rgba(139, 92, 246, 0.2), transparent 60%),
    linear-gradient(180deg, rgba(11, 13, 18, 0.42), rgba(11, 13, 18, 0.9) 72%, var(--c-obsidian));
}

.page-disclaimer .notice-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -34%;
  width: 64%;
  height: 148%;
  z-index: -1;
  pointer-events: none;
  transform: skewX(-15deg);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.16), rgba(34, 227, 210, 0.07) 58%, transparent 78%);
}

.page-disclaimer .notice-hero__inner {
  position: relative;
}

.page-disclaimer .notice-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: clamp(22px, 4vw, 44px);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--c-text-dim);
}

.page-disclaimer .notice-hero .breadcrumb a {
  color: var(--c-text-dim);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .notice-hero .breadcrumb a:hover,
.page-disclaimer .notice-hero .breadcrumb a:focus-visible {
  color: var(--c-cyan);
}

.page-disclaimer .notice-hero .breadcrumb__sep {
  margin: 0 9px;
  opacity: 0.5;
}

.page-disclaimer .notice-hero .eyebrow {
  margin: 0;
  color: var(--c-cyan);
  letter-spacing: 0.2em;
}

.page-disclaimer .notice-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(46px, 13vw, 120px);
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--c-paper);
}

.page-disclaimer .notice-hero__lead {
  max-width: 36em;
  margin: 22px 0 0;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--c-text);
}

.page-disclaimer .notice-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 26px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--c-text-dim);
}

.page-disclaimer .notice-hero__meta .mono {
  margin-right: 8px;
  color: var(--c-cyan);
  letter-spacing: 0.12em;
}

/* ---------- 编号索引 ---------- */
.page-disclaimer .notice-index {
  background: var(--c-ink);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .notice-index__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.page-disclaimer .notice-index__label {
  flex: none;
  font-size: 10.5px;
  letter-spacing: 0.24em;
  color: var(--c-cyan);
}

.page-disclaimer .notice-index__list {
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 2px 2px 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .notice-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 13px;
  white-space: nowrap;
  text-decoration: none;
  color: var(--c-text-dim);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-disclaimer .notice-index__list a:hover,
.page-disclaimer .notice-index__list a:focus-visible {
  color: var(--c-paper);
  border-color: var(--line);
  background: rgba(34, 227, 210, 0.05);
}

.page-disclaimer .notice-index__list .mono {
  font-size: 11px;
  color: var(--c-cyan);
  letter-spacing: 0.08em;
}

/* ---------- 条款 ---------- */
.page-disclaimer .clause {
  position: relative;
  padding: clamp(34px, 7vw, 76px) 0;
  background: var(--c-obsidian);
  scroll-margin-top: 88px;
}

.page-disclaimer .clause--alt {
  background: var(--c-ink);
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(var(--shell), calc(100% - 2 * var(--gutter)));
  height: 1px;
  background: var(--line-soft);
}

.page-disclaimer .clause::after {
  content: "";
  position: absolute;
  top: 0;
  right: max(var(--gutter), calc((100% - var(--shell)) / 2));
  width: 60px;
  height: 2px;
  background: var(--c-cyan);
  box-shadow: 0 0 14px rgba(34, 227, 210, 0.55);
}

.page-disclaimer .clause__grid {
  display: grid;
  grid-template-columns: 1fr;
  row-gap: 12px;
}

.page-disclaimer .clause__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--c-cyan);
}

.page-disclaimer .clause__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 5.4vw, 34px);
  line-height: 1.28;
  letter-spacing: -0.015em;
  color: var(--c-paper);
}

.page-disclaimer .clause__main p {
  max-width: 40em;
  margin: 0 0 14px;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--c-text);
}

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

.page-disclaimer .clause__main a {
  color: var(--c-cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-disclaimer .notice-tip {
  color: var(--c-paper);
  border-bottom: 1px dashed rgba(34, 227, 210, 0.55);
  cursor: help;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .notice-tip:hover {
  color: var(--c-cyan);
}

/* ---------- 折叠 ---------- */
.page-disclaimer .clause__fold {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .clause__fold summary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-size: 13.5px;
  letter-spacing: 0.02em;
  color: var(--c-cyan-soft);
}

.page-disclaimer .clause__fold summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause__fold summary::before {
  content: "+";
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  color: var(--c-cyan);
}

.page-disclaimer .clause__fold[open] summary::before {
  content: "−";
}

.page-disclaimer .clause__fold summary:hover {
  color: var(--c-cyan);
}

.page-disclaimer .clause__fold .fold__body {
  padding-top: 14px;
}

.page-disclaimer .clause__fold .fold__body p {
  max-width: 40em;
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-text-dim);
}

.page-disclaimer .clause__fold .fold__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .notice-index__list {
    gap: 8px;
  }

  .page-disclaimer .clause__grid {
    row-gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .notice-hero__inner {
    padding-right: 12%;
  }

  .page-disclaimer .clause__grid {
    grid-template-columns: 96px minmax(0, 1fr) minmax(0, 0.55fr);
    column-gap: 32px;
    row-gap: 0;
    align-items: start;
  }

  .page-disclaimer .clause__no {
    grid-column: 1;
    grid-row: 1;
    padding-top: 6px;
    font-family: var(--font-mono);
    font-size: 38px;
    line-height: 1;
    letter-spacing: 0;
    color: rgba(34, 227, 210, 0.86);
  }

  .page-disclaimer .clause__main {
    grid-column: 2;
    grid-row: 1;
  }

  .page-disclaimer .clause__title {
    margin-top: -6px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .clause__no {
    font-size: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .notice-index__list a,
  .page-disclaimer .clause__main a,
  .page-disclaimer .notice-tip {
    transition: none;
  }
}