.page-disclaimer{
  --disc-num: clamp(44px, 7.5vw, 140px);
  --disc-hair: rgba(94,142,139,.28);
  position: relative;
  background-color: var(--ink);
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 80px 80px;
  background-position: center top;
  color: var(--silver);
}

/* ── 封面 ─────────────────────────────── */

.page-disclaimer .disc-cover{
  position: relative;
  overflow: hidden;
  padding-block: clamp(48px, 8vw, 96px) clamp(44px, 7vw, 88px);
  border-bottom: 1px solid var(--disc-hair);
}

.page-disclaimer .disc-cover__img{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: .36;
  filter: saturate(.55) contrast(1.06);
}

.page-disclaimer .disc-cover__veil{
  position: absolute;
  inset: 0;
  background:
    linear-gradient(104deg, rgba(11,13,14,.95) 0%, rgba(11,13,14,.78) 48%, rgba(11,13,14,.44) 100%),
    linear-gradient(to top, var(--ink) 3%, rgba(11,13,14,0) 62%);
}

.page-disclaimer .disc-cover__inner{
  position: relative;
  z-index: 2;
  max-width: var(--shell);
}

.page-disclaimer .crumbs ol{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 clamp(26px, 4vw, 44px);
  padding: 0;
  list-style: none;
}

.page-disclaimer .crumbs li{
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-disclaimer .crumbs li + li::before{
  content: "/";
  color: var(--slate);
}

.page-disclaimer .crumbs a{
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

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

.page-disclaimer .disc-cover__title{
  margin: 16px 0 0;
  max-width: 20ch;
  font-size: clamp(34px, 7vw, 78px);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: -.03em;
  color: var(--mist);
}

.page-disclaimer .disc-cover__lede{
  margin-top: clamp(20px, 3vw, 32px);
  max-width: 58ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--silver);
}

.page-disclaimer .disc-cover__rule{
  height: 1px;
  margin-top: clamp(28px, 4vw, 52px);
  background: linear-gradient(to right, var(--cyan) 0%, var(--cyan-soft) 16%, var(--disc-hair) 46%, rgba(94,142,139,0) 100%);
}

/* ── 主体两栏 ─────────────────────────── */

.page-disclaimer .disc-body{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  padding-block: clamp(44px, 7vw, 104px) clamp(64px, 9vw, 132px);
}

.page-disclaimer .disc-body__main{
  min-width: 0;
}

.page-disclaimer .disc-body__aside{
  order: -1;
  min-width: 0;
}

/* ── 条款 ─────────────────────────────── */

.page-disclaimer .clause{
  display: grid;
  grid-template-columns: var(--disc-num) minmax(0, 1fr);
  gap: 0 clamp(16px, 3vw, 40px);
  padding-block: clamp(26px, 4vw, 46px);
  border-top: 1px solid var(--disc-hair);
}

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

.page-disclaimer .clause__num{
  margin: 0;
  padding-top: .5em;
  font-size: clamp(13px, 1.35vw, 16px);
  line-height: 1.15;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-disclaimer .clause__num a{
  color: inherit;
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-disclaimer .clause__num a:hover,
.page-disclaimer .clause__num a:focus-visible{
  color: var(--cyan);
}

.page-disclaimer .clause__title{
  margin: 0 0 14px;
  font-size: clamp(20px, 2.8vw, 32px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--mist);
}

.page-disclaimer .clause__text{
  max-width: 66ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver);
}

.page-disclaimer .clause__text + .clause__text{
  margin-top: 14px;
}

.page-disclaimer .clause__text a,
.page-disclaimer .version-mark__tip a{
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-soft);
  transition: border-color .18s var(--ease);
}

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

/* ── 版本标记 ─────────────────────────── */

.page-disclaimer .version-mark{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--disc-hair);
  background: rgba(14, 42, 42, .62);
}

.page-disclaimer .version-mark::before{
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 24px;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .version-mark__label{
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-disclaimer .version-mark__value{
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-disclaimer .version-mark__tip{
  margin: 0;
  max-width: 34ch;
  font-size: 12px;
  line-height: 1.75;
  color: var(--slate);
}

/* ── 桌面：右侧留白与吸顶版本标记 ─────── */

@media (min-width: 1024px){

  .page-disclaimer .disc-body{
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: clamp(48px, 6vw, 104px);
  }

  .page-disclaimer .disc-body__aside{
    order: 0;
    position: sticky;
    top: 120px;
    align-self: start;
  }

  .page-disclaimer .version-mark__tip{
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: opacity .22s var(--ease), max-height .26s var(--ease);
  }

  .page-disclaimer .version-mark:hover .version-mark__tip,
  .page-disclaimer .version-mark:focus-within .version-mark__tip,
  .page-disclaimer .version-mark:focus .version-mark__tip{
    opacity: 1;
    max-height: 160px;
  }
}

/* ── 窄屏修正 ─────────────────────────── */

@media (max-width: 640px){

  .page-disclaimer .disc-cover{
    padding-block: 40px 40px;
  }

  .page-disclaimer .disc-cover__title{
    max-width: none;
    letter-spacing: -.02em;
  }

  .page-disclaimer .disc-cover__lede{
    font-size: 15.5px;
  }

  .page-disclaimer .clause{
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 0 12px;
    padding-block: 26px;
  }

  .page-disclaimer .clause__num{
    font-size: 12px;
    padding-top: .45em;
  }

  .page-disclaimer .clause__text{
    font-size: 15.5px;
    line-height: 1.8;
  }
}

@media (prefers-reduced-motion: reduce){

  .page-disclaimer .crumbs a,
  .page-disclaimer .clause__num a,
  .page-disclaimer .version-mark__tip{
    transition-duration: .12s;
  }
}
<<<END>>>