.page-disclaimer{
  --doc-num-size: clamp(2.4rem, 8vw, 4.4rem);
  --doc-hair: rgba(143, 163, 191, .22);
  background: var(--ink-950);
  color: var(--paper-100);
  overflow-x: clip;
  padding-bottom: clamp(36px, 6vw, 72px);
}

/* 顶部区 */
.page-disclaimer .doc-hero{
  position: relative;
  padding: clamp(22px, 5vw, 52px) 0 clamp(22px, 4vw, 38px);
  background-image:
    linear-gradient(180deg, rgba(23, 224, 200, .10), rgba(6, 11, 20, 0) 68%),
    repeating-linear-gradient(90deg, var(--line-hair) 0 1px, transparent 1px 78px);
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .breadcrumb ol{
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0 0 clamp(20px, 4vw, 34px);
  padding: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate-400);
}
.page-disclaimer .breadcrumb li + li::before{
  content: "/";
  margin-right: 6px;
  color: var(--line-strong);
}
.page-disclaimer .breadcrumb a{
  color: var(--slate-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible{
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

.page-disclaimer .doc-hero__copy{
  max-width: 900px;
}

.page-disclaimer .doc-hero__copy h1{
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 6vw, 3.9rem);
  line-height: 1.02;
  letter-spacing: -.015em;
  color: var(--paper-100);
  max-width: 16em;
}

.page-disclaimer .doc-hero__lede{
  margin: clamp(14px, 2.4vw, 22px) 0 0;
  max-width: 64ch;
  font-size: clamp(15px, 2.6vw, 17px);
  line-height: 1.78;
  color: var(--paper-100);
  opacity: .92;
}

.page-disclaimer .doc-hero__facts{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  margin: clamp(20px, 3.4vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--slate-400);
}
.page-disclaimer .doc-hero__facts li{
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}
.page-disclaimer .doc-hero__fact-num{
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--cyan-400);
  letter-spacing: .02em;
}

/* 横幅图 */
.page-disclaimer .doc-banner{
  position: relative;
  margin: clamp(22px, 4vw, 36px) 0 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--line-hair);
}
.page-disclaimer .doc-banner img{
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* 版本条 */
.page-disclaimer .version-bar{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 26px;
  margin-top: clamp(18px, 3vw, 26px);
  padding: 14px 18px;
  border: 1px solid var(--line-hair);
  border-left: 3px solid var(--amber-400);
  background: var(--ink-800);
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate-400);
}
.page-disclaimer .version-bar__dot{
  width: 8px;
  height: 8px;
  flex: none;
  background: var(--amber-400);
  box-shadow: 0 0 0 4px rgba(255, 194, 77, .14);
}
.page-disclaimer .version-bar__item{
  font-family: var(--font-mono);
  letter-spacing: .01em;
}
.page-disclaimer .version-bar__item strong{
  font-family: var(--font-body);
  font-weight: 700;
  color: var(--amber-400);
  letter-spacing: .06em;
}

/* 目录 */
.page-disclaimer .doc-toc{
  margin-top: clamp(26px, 4vw, 42px);
  padding-top: clamp(18px, 3vw, 26px);
  border-top: 1px solid var(--line-soft);
}
.page-disclaimer .doc-toc .eyebrow{
  margin-bottom: 14px;
}
.page-disclaimer .doc-toc__list{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-hair);
  border: 1px solid var(--line-hair);
}
.page-disclaimer .doc-toc__list a{
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 13px 16px;
  background: var(--ink-900);
  color: var(--paper-100);
  text-decoration: none;
  font-size: 15px;
  transition: background-color .2s var(--ease), color .2s var(--ease);
}
.page-disclaimer .doc-toc__list a:hover,
.page-disclaimer .doc-toc__list a:focus-visible{
  background: var(--ink-800);
  color: var(--cyan-400);
}
.page-disclaimer .doc-toc__idx{
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--orange-500);
  letter-spacing: .06em;
  flex: none;
}
.page-disclaimer .doc-toc__label{
  min-width: 0;
}

/* 条款块 */
.page-disclaimer .clause-list{
  margin-top: clamp(14px, 3vw, 26px);
}

.page-disclaimer .clause{
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px 26px;
  padding: clamp(20px, 3.6vw, 32px) 0;
  overflow: hidden;
}

.page-disclaimer .clause::before{
  content: "";
  position: absolute;
  top: 0;
  left: -6%;
  right: -6%;
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong), var(--line-hair) 42%, transparent 88%);
  transform: rotate(-3deg);
  transform-origin: 0 50%;
}

.page-disclaimer .clause__num{
  font-family: var(--font-mono);
  font-size: var(--doc-num-size);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.03em;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-strong);
  text-stroke: 1px var(--line-strong);
}

.page-disclaimer .clause__main{
  min-width: 0;
}

.page-disclaimer .clause__title{
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-disclaimer .clause__trigger{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  margin: 0;
  padding: 4px 0 8px;
  border: 0;
  border-bottom: 1px solid transparent;
  background: none;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.08rem, 3.4vw, 1.5rem);
  line-height: 1.32;
  letter-spacing: .01em;
  color: var(--paper-100);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-disclaimer .clause__trigger:hover,
.page-disclaimer .clause__trigger:focus-visible{
  color: var(--cyan-400);
  border-bottom-color: var(--line-strong);
}
.page-disclaimer .clause__trigger[aria-expanded="true"]{
  color: var(--cyan-400);
}
.page-disclaimer .clause__trigger::after{
  content: "+";
  flex: none;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 400;
  line-height: 1;
  color: var(--cyan-400);
  transition: transform .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.page-disclaimer .clause__trigger[aria-expanded="true"]::after{
  content: "\2212";
  border-color: var(--orange-500);
  color: var(--orange-500);
}

.page-disclaimer .clause__panel{
  padding-top: 14px;
  max-width: 74ch;
}
.page-disclaimer .clause__panel p{
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--paper-100);
  opacity: .9;
}
.page-disclaimer .clause__panel p:last-child{
  margin-bottom: 0;
}
.page-disclaimer .clause__panel a{
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-disclaimer .clause__panel a:hover,
.page-disclaimer .clause__panel a:focus-visible{
  color: var(--orange-500);
  border-bottom-color: var(--orange-500);
}

/* 出口 */
.page-disclaimer .doc-exit{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(26px, 4vw, 44px);
  padding: clamp(22px, 4vw, 34px);
  background: linear-gradient(135deg, rgba(23, 224, 200, .07), rgba(20, 37, 31, .9) 62%);
  border: 1px solid var(--line-hair);
  border-top: 2px solid var(--cyan-500);
}
.page-disclaimer .doc-exit__copy h2{
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.2rem, 4vw, 1.7rem);
  line-height: 1.24;
  letter-spacing: .01em;
  color: var(--paper-100);
}
.page-disclaimer .doc-exit__copy p{
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-400);
}
.page-disclaimer .doc-exit__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}
.page-disclaimer .doc-exit__btn{
  flex: 1 1 200px;
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.page-disclaimer .doc-exit__actions .btn--ghost:hover,
.page-disclaimer .doc-exit__actions .btn--ghost:focus-visible{
  border-color: var(--orange-500);
  color: var(--orange-500);
  background: rgba(255, 90, 43, .08);
}

/* 中等屏 */
@media (min-width: 640px){
  .page-disclaimer .doc-toc__list{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-disclaimer .doc-banner{
    aspect-ratio: 1200 / 560;
  }
  .page-disclaimer .doc-exit__actions{
    justify-content: flex-start;
  }
}

/* 桌面 */
@media (min-width: 900px){
  .page-disclaimer .doc-banner{
    aspect-ratio: 1200 / 480;
  }
  .page-disclaimer .doc-toc__list{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-disclaimer .clause{
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 0 34px;
    padding: clamp(26px, 3vw, 38px) 0;
  }
  .page-disclaimer .clause__num{
    padding-top: 2px;
  }
  .page-disclaimer .doc-exit{
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: center;
  }
  .page-disclaimer .doc-exit__actions{
    flex-direction: column;
    flex-wrap: nowrap;
  }
  .page-disclaimer .doc-exit__btn{
    flex: none;
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-disclaimer .clause::before,
  .page-disclaimer .clause__trigger::after,
  .page-disclaimer .doc-exit__btn{
    transition: none;
  }
  .page-disclaimer .clause::before{
    transform: none;
  }
}
<<<END>>>