.page-disclaimer {
  --dis-sticky-top: calc(var(--header-h) + 6px);
  display: block;
  background: var(--ink-900);
  color: var(--moon);
}

/* ── 首屏 ───────────────────────────────────────────── */
.page-disclaimer .doc-hero {
  position: relative;
  overflow: hidden;
  padding-bottom: clamp(40px, 6vw, 68px);
}

.page-disclaimer .doc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-disclaimer .doc-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-disclaimer .doc-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(110% 70% at 80% 0%, rgba(124, 92, 255, .3), transparent 60%),
    radial-gradient(90% 60% at 10% 100%, rgba(61, 227, 206, .12), transparent 62%),
    linear-gradient(180deg, rgba(5, 7, 15, .58) 0%, rgba(5, 7, 15, .88) 54%, var(--ink-900) 100%);
}

.page-disclaimer .doc-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: calc(var(--header-h) + clamp(34px, 6vw, 72px));
}

.page-disclaimer .doc-hero .crumbs {
  margin: 0 0 clamp(22px, 4vw, 40px);
}

.page-disclaimer .doc-hero__head .eyebrow {
  margin: 0 0 12px;
}

.page-disclaimer .doc-hero__head .display {
  margin: 0;
  font-size: clamp(36px, 6.6vw, 70px);
  line-height: 1.08;
  letter-spacing: -.015em;
  font-weight: 900;
  color: var(--moon);
}

.page-disclaimer .doc-hero__lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(14.5px, 1.6vw, 16.5px);
  line-height: 1.85;
  color: rgba(233, 238, 247, .66);
  font-weight: 300;
}

@media (min-width: 900px) {
  .page-disclaimer .doc-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, .78fr);
    gap: clamp(32px, 6vw, 88px);
    align-items: end;
  }

  .page-disclaimer .doc-hero__lead {
    margin-top: 0;
    padding-bottom: 6px;
    max-width: 46ch;
  }
}

/* ── 章节导航 ───────────────────────────────────────── */
.page-disclaimer .doc-nav {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  background: rgba(12, 18, 32, .93);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-disclaimer .doc-nav__scroll {
  display: flex;
  gap: 8px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 11px var(--gutter);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .doc-nav__scroll::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .doc-nav__link {
  flex: 0 0 auto;
  padding: 7px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--dust);
  text-decoration: none;
  white-space: nowrap;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-disclaimer .doc-nav__link:hover,
.page-disclaimer .doc-nav__link:focus-visible {
  color: var(--cyan);
  border-color: rgba(61, 227, 206, .5);
  background: rgba(61, 227, 206, .09);
}

/* ── 条款块 ─────────────────────────────────────────── */
.page-disclaimer .doc-body {
  padding: clamp(32px, 5vw, 62px) 0 clamp(36px, 5vw, 68px);
}

.page-disclaimer .doc-block {
  position: relative;
  max-width: 68ch;
  padding: clamp(22px, 3vw, 30px) clamp(20px, 3vw, 34px) clamp(24px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(12, 18, 32, .82), rgba(5, 7, 15, .48));
  scroll-margin-top: calc(var(--header-h) + 74px);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-disclaimer .doc-block + .doc-block {
  margin-top: clamp(14px, 2vw, 22px);
}

.page-disclaimer .doc-block:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-disclaimer .doc-block__num {
  position: absolute;
  top: 14px;
  right: 20px;
  font-family: var(--font-mono);
  font-size: clamp(34px, 4.4vw, 48px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--moon);
  opacity: .07;
  pointer-events: none;
}

.page-disclaimer .doc-block__title {
  margin: 0 0 14px;
  padding-right: 58px;
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--moon);
}

.page-disclaimer .doc-block__text {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(14.5px, 1.5vw, 16px);
  font-weight: 300;
  line-height: 1.82;
  color: rgba(233, 238, 247, .7);
}

.page-disclaimer .doc-block__list {
  margin: 15px 0 0;
  padding: 0;
  max-width: 66ch;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-disclaimer .doc-block__list li {
  position: relative;
  padding-left: 19px;
  font-size: clamp(13.5px, 1.45vw, 15.5px);
  font-weight: 300;
  line-height: 1.78;
  color: rgba(233, 238, 247, .62);
}

.page-disclaimer .doc-block__list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: .8em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: .75;
}

.page-disclaimer .doc-mark {
  display: inline-block;
  padding: 1px 9px 2px;
  margin: 0 2px;
  border-radius: 6px;
  background: rgba(255, 138, 61, .13);
  border: 1px solid rgba(255, 138, 61, .34);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: .88em;
  letter-spacing: .01em;
  white-space: nowrap;
}

/* 桌面端错落宽度，避免等宽等高网格 */
@media (min-width: 901px) {
  .page-disclaimer .doc-block {
    max-width: 66ch;
  }

  .page-disclaimer .doc-block:nth-child(2) {
    max-width: 82ch;
    margin-left: auto;
  }

  .page-disclaimer .doc-block:nth-child(3) {
    max-width: 58ch;
    margin-left: 7%;
  }

  .page-disclaimer .doc-block:nth-child(4) {
    max-width: 80ch;
    margin-left: auto;
  }

  .page-disclaimer .doc-block:nth-child(5) {
    max-width: 64ch;
  }

  .page-disclaimer .doc-block:nth-child(6) {
    max-width: 76ch;
    margin-left: auto;
    margin-right: 4%;
  }
}

/* ── 底部信息条 ─────────────────────────────────────── */
.page-disclaimer .doc-foot {
  border-top: 1px solid var(--line);
  padding: 20px 0 46px;
}

.page-disclaimer .doc-foot__line {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--dust);
  opacity: .6;
  word-break: break-word;
}

/* ── 窄屏收敛 ───────────────────────────────────────── */
@media (max-width: 900px) {
  .page-disclaimer .doc-block {
    max-width: none;
    margin-left: 0;
    margin-right: 0;
  }

  .page-disclaimer .doc-block__title {
    padding-right: 48px;
  }

  .page-disclaimer .doc-mark {
    white-space: normal;
  }
}

@media (max-width: 600px) {
  .page-disclaimer .doc-block__num {
    font-size: 32px;
    top: 12px;
    right: 16px;
  }

  .page-disclaimer .doc-block__title {
    padding-right: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-block,
  .page-disclaimer .doc-nav__link {
    transition: none;
  }

  .page-disclaimer .doc-block:hover {
    transform: none;
  }
}