.page-disclaimer {
  --pd-rule: rgba(8, 19, 15, 0.14);
  --pd-rule-soft: rgba(8, 19, 15, 0.08);
  --pd-text: rgba(8, 19, 15, 0.82);
  --pd-text-dim: rgba(8, 19, 15, 0.6);
  --pd-cyan-wash: rgba(47, 227, 206, 0.16);
  background: var(--paper);
  color: var(--ink-900);
  display: block;
  overflow-x: hidden;
}

/* ---------- 顶部概述带 ---------- */
.page-disclaimer__hero {
  position: relative;
  isolation: isolate;
  background: var(--ink-900);
  color: var(--paper);
  overflow: hidden;
}

.page-disclaimer__texture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.55) contrast(1.08);
  z-index: 0;
}

.page-disclaimer__hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(8, 19, 15, 0.78) 0%, rgba(8, 19, 15, 0.9) 58%, rgba(8, 19, 15, 0.97) 100%),
    repeating-linear-gradient(90deg, rgba(47, 227, 206, 0.07) 0 1px, transparent 1px 88px);
}

.page-disclaimer__hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  z-index: 3;
  pointer-events: none;
  background: linear-gradient(90deg, transparent 0%, var(--cyan-deep) 18%, var(--cyan-electric) 50%, var(--cyan-deep) 82%, transparent 100%);
}

.page-disclaimer__hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: clamp(56px, 9vw, 108px) var(--pad) clamp(44px, 6.5vw, 80px);
}

.page-disclaimer .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--neutral-400);
}

.page-disclaimer .breadcrumbs a {
  color: var(--cyan-electric);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.page-disclaimer .breadcrumbs a:hover,
.page-disclaimer .breadcrumbs a:focus-visible {
  border-bottom-color: currentColor;
}

.page-disclaimer__sep {
  color: rgba(154, 166, 160, 0.55);
}

.page-disclaimer__hero-label {
  margin: 30px 0 0;
  color: var(--cyan-electric);
  letter-spacing: 0.22em;
}

.page-disclaimer__title {
  margin: 16px 0 20px;
  font-family: var(--font-display);
  font-weight: 250;
  font-size: clamp(2rem, 6.2vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--paper);
  max-width: 17ch;
  text-wrap: balance;
}

.page-disclaimer__lede {
  max-width: 64ch;
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--paper-dim);
}

/* ---------- 主体栅格 ---------- */
.page-disclaimer__layout {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: clamp(36px, 6vw, 72px) var(--pad) clamp(24px, 4vw, 48px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

.page-disclaimer__rail {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
}

.page-disclaimer__rail::-webkit-scrollbar {
  display: none;
}

.page-disclaimer__rail-link {
  flex: none;
  white-space: nowrap;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--pd-text-dim);
  text-decoration: none;
  padding: 7px 13px;
  border: 1px solid var(--pd-rule);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.42);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-disclaimer__rail-link:hover,
.page-disclaimer__rail-link:focus-visible,
.page-disclaimer__rail-link.is-active {
  color: var(--ink-900);
  border-color: var(--cyan-deep);
  background: var(--pd-cyan-wash);
}

/* ---------- 条款主体 ---------- */
.page-disclaimer__clauses {
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 4.6vw, 54px);
  min-width: 0;
}

.page-disclaimer .clause {
  padding-top: clamp(20px, 2.8vw, 30px);
  border-top: 1px solid var(--pd-rule);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause:first-child {
  border-top-color: rgba(47, 227, 206, 0.42);
}

.page-disclaimer .clause__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(1.12rem, 2.1vw, 1.5rem);
  font-weight: 650;
  letter-spacing: -0.012em;
  line-height: 1.35;
  color: var(--ink-900);
}

.page-disclaimer .clause__num {
  flex: none;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
  padding: 5px 7px;
  color: var(--ink-900);
  border: 1px solid var(--cyan-deep);
  border-radius: var(--r-sm);
  background: var(--pd-cyan-wash);
  transform: translateY(-2px);
}

.page-disclaimer .clause__anchor {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .clause__anchor:hover,
.page-disclaimer .clause__anchor:focus-visible {
  border-bottom-color: var(--cyan-deep);
}

.page-disclaimer .clause__list {
  list-style: none;
  counter-reset: pd-item;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 13px;
  max-width: 68ch;
}

.page-disclaimer .clause__list > li {
  counter-increment: pd-item;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pd-text);
}

.page-disclaimer .clause__list > li::before {
  content: counter(pd-item, decimal-leading-zero);
  font-family: var(--font-data);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 2.1;
  color: var(--cyan-deep);
}

/* ---------- 页尾索引 ---------- */
.page-disclaimer__tail {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: clamp(22px, 3.4vw, 34px) var(--pad) clamp(56px, 8vw, 92px);
  border-top: 1px solid var(--pd-rule);
}

.page-disclaimer__tail .index-label {
  display: block;
  margin: 0;
  color: var(--pd-text-dim);
  letter-spacing: 0.2em;
}

.page-disclaimer__tail-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-disclaimer__tail-list a {
  display: inline-block;
  padding: 8px 15px;
  border: 1px solid var(--pd-rule);
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-900);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-disclaimer__tail-list a:hover,
.page-disclaimer__tail-list a:focus-visible {
  border-color: var(--cyan-deep);
  background: var(--pd-cyan-wash);
}

/* ---------- 桌面端：非对称侧栏 + 窄版心 ---------- */
@media (min-width: 900px) {
  .page-disclaimer__layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 76px);
    align-items: start;
  }

  .page-disclaimer__rail {
    flex-direction: column;
    align-items: stretch;
    overflow: visible;
    padding-bottom: 0;
    position: sticky;
    top: 104px;
    gap: 0;
  }

  .page-disclaimer__rail-link {
    border: 0;
    border-left: 2px solid var(--pd-rule);
    border-radius: 0;
    background: transparent;
    padding: 9px 0 9px 15px;
    color: var(--pd-text-dim);
  }

  .page-disclaimer__rail-link:hover,
  .page-disclaimer__rail-link:focus-visible,
  .page-disclaimer__rail-link.is-active {
    background: transparent;
    border-left-color: var(--cyan-electric);
    color: var(--ink-900);
  }

  .page-disclaimer__clause .clause__list {
    max-width: 62ch;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .clause__list > li {
    font-size: 17px;
  }
}

/* ---------- 深色带上的微调 ---------- */
@media (max-width: 560px) {
  .page-disclaimer__title {
    max-width: 100%;
  }

  .page-disclaimer .clause__list > li {
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 10px;
    font-size: 15.5px;
  }

  .page-disclaimer .clause__title {
    gap: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}