.page-disclaimer{
  --clause-gap: clamp(1.6rem, 4vw, 2.8rem);
  --note-color: var(--slate);
}

.page-disclaimer .shell{
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* 首屏 */
.page-disclaimer .breadcrumb{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem;
  padding-top: clamp(1.1rem, 3vw, 1.8rem);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-disclaimer .breadcrumb a{
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-disclaimer .breadcrumb a:hover{
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-disclaimer .breadcrumb__sep{
  color: var(--hairline-strong);
}

.page-disclaimer .terms-hero{
  position: relative;
  padding-block: clamp(1.4rem, 4vw, 2.4rem) clamp(2.2rem, 5vw, 3.6rem);
  background: radial-gradient(120% 130% at 6% -18%, rgba(43,75,216,.48), transparent 62%),
              radial-gradient(70% 90% at 96% 0%, rgba(63,214,176,.12), transparent 70%);
}

.page-disclaimer .terms-hero .eyebrow{
  margin: 0;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--mint);
}

.page-disclaimer .terms-hero h1{
  margin: .7rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--paper);
  max-width: 18ch;
}

.page-disclaimer .terms-hero .lede{
  margin: 1.1rem 0 0;
  max-width: 52ch;
  font-size: clamp(.98rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: var(--mist);
  opacity: .88;
}

.page-disclaimer .terms-hero__meta{
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.4rem;
  margin: 1.4rem 0 0;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .05em;
  color: var(--slate);
}

.page-disclaimer .terms-hero__meta span{
  position: relative;
  padding-left: .9rem;
}

.page-disclaimer .terms-hero__meta span::before{
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: skewX(-6deg);
}

.page-disclaimer .media-frame{
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  overflow: hidden;
  clip-path: var(--cut);
  border: 1px solid var(--hairline);
  background: var(--ink-1);
}

.page-disclaimer .media-frame img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* 两栏结构 */
.page-disclaimer .terms-layout{
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.6rem);
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
}

/* 左侧章节索引 */
.page-disclaimer .terms-toc{
  border-top: 1px solid var(--hairline);
  padding-top: .9rem;
}

.page-disclaimer .terms-toc__title{
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-disclaimer .terms-toc__list{
  display: flex;
  gap: .45rem;
  margin: 0;
  padding: 0 0 .3rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-disclaimer .terms-toc__list::-webkit-scrollbar{
  display: none;
}

.page-disclaimer .toc-link{
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  min-height: 44px;
  padding: .5rem .85rem;
  border: 1px solid var(--hairline);
  color: var(--mist);
  font-size: .86rem;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease),
              background-color var(--dur-fast) var(--ease);
}

.page-disclaimer .toc-link .toc-link__num{
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--mint);
}

.page-disclaimer .toc-link:hover,
.page-disclaimer .toc-link:focus-visible{
  border-color: var(--gold);
  color: var(--gold);
}

.page-disclaimer .toc-link[aria-current]{
  color: var(--gold);
  border-color: var(--gold);
  background: rgba(255,194,74,.08);
}

.page-disclaimer .toc-link[aria-current] .toc-link__num{
  color: var(--gold);
}

/* 条文 */
.page-disclaimer .clause{
  display: grid;
  gap: .5rem 1.4rem;
  border-top: 1px solid var(--hairline);
  padding-top: clamp(1.3rem, 3vw, 1.9rem);
  margin-top: var(--clause-gap);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

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

.page-disclaimer .clause__num{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  letter-spacing: .1em;
  color: var(--mint);
  line-height: 1.3;
}

.page-disclaimer .clause h2{
  margin: 0 0 .75rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.22rem, 2.8vw, 1.7rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .clause p{
  margin: 0 0 .9rem;
  max-width: 62ch;
  font-size: .98rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-disclaimer .clause p.clause__note{
  margin-top: 1rem;
  margin-bottom: 0;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--note-color);
  padding-left: .9rem;
  border-left: 2px solid var(--hairline-strong);
}

.page-disclaimer .clause p.clause__note a{
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(63,214,176,.4);
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-disclaimer .clause p.clause__note a:hover{
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 条目列表 */
.page-disclaimer .terms-list{
  list-style: none;
  margin: .4rem 0 0;
  padding: 0;
}

.page-disclaimer .terms-list li{
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: .7rem;
  padding: .62rem 0;
  border-bottom: 1px dashed var(--hairline);
  font-size: .96rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .terms-list li > span:first-child{
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--mint-deep);
  padding-top: .2rem;
}

.page-disclaimer .terms-list li a{
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(63,214,176,.4);
}

.page-disclaimer .terms-list li a:hover{
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 版本优先提示块 */
.page-disclaimer .version-note{
  margin-top: .3rem;
  padding: clamp(1.1rem, 3vw, 1.8rem);
  background: linear-gradient(150deg, var(--ink-1), var(--ink-2));
  border-left: 4px solid var(--gold);
  clip-path: var(--cut);
}

.page-disclaimer .version-note .version-note__lead{
  margin: 0 0 .7rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.05rem, 2.4vw, 1.28rem);
  line-height: 1.45;
  color: var(--gold);
  letter-spacing: -.01em;
}

.page-disclaimer .version-note p{
  margin: 0 0 .6rem;
  color: var(--mist);
  max-width: 54ch;
}

.page-disclaimer .version-note details{
  margin-top: 1rem;
  padding-top: .9rem;
  border-top: 1px solid var(--hairline-strong);
}

.page-disclaimer .version-note summary{
  display: flex;
  align-items: center;
  min-height: 44px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .84rem;
  letter-spacing: .03em;
  color: var(--coral);
  transition: color var(--dur-fast) var(--ease);
}

.page-disclaimer .version-note summary:hover{
  color: var(--gold);
}

.page-disclaimer .version-note summary:focus-visible{
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-disclaimer .version-note details p{
  margin: .2rem 0 0;
  font-size: .94rem;
}

/* 回到顶部 */
.page-disclaimer .back-top{
  position: fixed;
  right: clamp(.8rem, 3vw, 1.6rem);
  bottom: clamp(.8rem, 3vw, 1.6rem);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .6rem .95rem;
  background: var(--ink-1);
  border: 1px solid var(--hairline-strong);
  clip-path: var(--cut-sm);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease),
              background-color var(--dur-fast) var(--ease);
}

.page-disclaimer .back-top:hover,
.page-disclaimer .back-top:focus-visible{
  color: var(--ink-0);
  background: var(--gold);
  border-color: var(--gold);
}

/* 中等屏：编号独立成栏 */
@media (min-width: 720px){
  .page-disclaimer .clause{
    grid-template-columns: 72px minmax(0, 1fr);
    gap: .35rem 1.6rem;
  }

  .page-disclaimer .clause__num{
    padding-top: .18rem;
  }
}

/* 桌面：章节索引固定在左侧 */
@media (min-width: 900px){
  .page-disclaimer .terms-layout{
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
  }

  .page-disclaimer .terms-toc{
    position: sticky;
    top: calc(var(--header-h) + 20px);
    border-top: none;
    padding-top: 0;
    border-left: 1px solid var(--hairline);
    padding-left: 1.2rem;
  }

  .page-disclaimer .terms-toc__list{
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .toc-link{
    min-height: 0;
    width: 100%;
    justify-content: flex-start;
    padding: .58rem 0;
    border: 0;
    border-bottom: 1px solid var(--hairline);
    background: transparent;
    color: var(--slate);
  }

  .page-disclaimer .toc-link[aria-current]{
    background: transparent;
    color: var(--gold);
    border-bottom-color: var(--gold);
  }

  .page-disclaimer .toc-link:hover{
    background: transparent;
  }

  .page-disclaimer .terms-hero h1{
    max-width: 22ch;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-disclaimer .toc-link,
  .page-disclaimer .back-top,
  .page-disclaimer .breadcrumb a,
  .page-disclaimer .version-note summary{
    transition: none;
  }
}