.page-disclaimer{
  --pd-hair:rgba(53,199,176,.26);
  --pd-toc-top:3.6rem;
  --pd-panel:rgba(18,52,48,.55);
  background:
    radial-gradient(130% 55% at 50% -12%, rgba(30,74,68,.5), transparent 62%),
    var(--ink-900);
  color:var(--ice);
  padding-bottom:clamp(3.5rem,9vw,6rem);
}

.page-disclaimer .wrap{
  width:min(100% - 1.6rem, 900px);
}

.page-disclaimer .breadcrumb{
  padding-top:1.1rem;
}

/* ── 页头 ─────────────────────────────── */
.page-disclaimer .usage-hero{
  position:relative;
  isolation:isolate;
  margin:clamp(1rem,2.6vw,1.6rem) 0 clamp(1.6rem,4vw,2.4rem);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  overflow:hidden;
  background:linear-gradient(155deg, var(--ink-850), var(--ink-900) 78%);
}

.page-disclaimer .usage-hero__bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:50% 40%;
  opacity:.15;
  filter:saturate(.65);
  pointer-events:none;
  z-index:0;
}

.page-disclaimer .usage-hero__inner{
  position:relative;
  z-index:1;
  padding:clamp(1.5rem,5vw,2.8rem) clamp(1.1rem,4vw,2.2rem);
}

.page-disclaimer .usage-hero__title{
  margin:.55rem 0 .9rem;
  font-family:var(--font-display);
  font-size:clamp(1.6rem,6vw,2.35rem);
  font-weight:800;
  line-height:1.18;
  letter-spacing:-.015em;
  color:var(--ice-bright);
  text-wrap:balance;
}

.page-disclaimer .usage-hero__lede{
  margin:0;
  max-width:56ch;
  font-size:1rem;
  line-height:1.75;
  color:var(--ice);
}

.page-disclaimer .usage-hero__stamp{
  margin:1.15rem 0 0;
  padding-top:.85rem;
  border-top:1px solid var(--line);
  font-size:.8rem;
  letter-spacing:.04em;
  color:var(--ice-dim);
}

/* ── 章节目录 ─────────────────────────── */
.page-disclaimer .usage-toc{
  position:sticky;
  top:var(--pd-toc-top);
  z-index:20;
  margin-bottom:clamp(1.8rem,5vw,3rem);
  padding:.4rem 0 .1rem;
  background:linear-gradient(180deg, rgba(11,31,28,.97) 62%, rgba(11,31,28,0));
}

.page-disclaimer .usage-toc__list{
  display:flex;
  gap:.4rem;
  margin:0;
  padding:0 .1rem .45rem;
  list-style:none;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}

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

.page-disclaimer .usage-toc__link{
  display:inline-block;
  white-space:nowrap;
  padding:.38rem .82rem;
  border:1px solid var(--line);
  border-radius:var(--pill);
  font-size:.8rem;
  letter-spacing:.04em;
  color:var(--ice-dim);
  text-decoration:none;
  transition:color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-disclaimer .usage-toc__link:hover{
  color:var(--ice-bright);
  border-color:var(--line-strong);
}

.page-disclaimer .usage-toc__link.is-active{
  color:var(--ink-900);
  background:var(--cyan);
  border-color:var(--cyan);
  font-weight:700;
}

/* ── 章节骨架 ─────────────────────────── */
.page-disclaimer .usage-section{
  scroll-margin-top:calc(var(--pd-toc-top) + 3.6rem);
}

.page-disclaimer .usage-section + .usage-section{
  margin-top:clamp(2.2rem,6vw,3.6rem);
  padding-top:clamp(2.2rem,6vw,3.6rem);
  border-top:1px solid var(--pd-hair);
}

.page-disclaimer .usage-section__head{
  display:grid;
  grid-template-columns:1fr auto;
  align-items:baseline;
  column-gap:1rem;
  margin-bottom:clamp(1rem,2.6vw,1.5rem);
}

.page-disclaimer .usage-section__head .kicker{
  grid-column:1 / -1;
}

.page-disclaimer .usage-section__title{
  grid-column:1;
  margin:0;
  font-family:var(--font-display);
  font-size:clamp(1.3rem,4.4vw,1.72rem);
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ice-bright);
}

.page-disclaimer .usage-section__meta{
  grid-column:2;
  margin:0;
  font-size:.76rem;
  letter-spacing:.06em;
  color:var(--ice-dim);
  text-align:right;
}

.page-disclaimer .usage-body{
  margin:0 0 1rem;
  max-width:62ch;
  font-size:1rem;
  line-height:1.75;
  color:var(--ice);
}

.page-disclaimer .usage-body:last-child{
  margin-bottom:0;
}

/* ── 刷新密度刻度 ─────────────────────── */
.page-disclaimer .cadence-list{
  margin:1.4rem 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:.85rem;
}

.page-disclaimer .cadence{
  padding:.85rem 1rem .9rem;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:linear-gradient(180deg, rgba(18,52,48,.62), rgba(11,31,28,.55));
  transition:border-color .22s var(--ease), background .22s var(--ease);
}

.page-disclaimer .cadence:hover,
.page-disclaimer .cadence:focus-visible{
  border-color:var(--line-strong);
  outline:none;
}

.page-disclaimer .cadence__main{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:1rem;
}

.page-disclaimer .cadence__name{
  font-size:.95rem;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--ice-bright);
}

.page-disclaimer .cadence__value{
  font-size:.82rem;
  letter-spacing:.04em;
  color:var(--amber-soft);
  white-space:nowrap;
}

.page-disclaimer .cadence__track{
  position:relative;
  height:4px;
  margin:.62rem 0 .1rem;
  border-radius:var(--pill);
  background:rgba(201,214,211,.12);
  overflow:hidden;
}

.page-disclaimer .cadence__fill{
  display:block;
  width:var(--fill,45%);
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--cyan), var(--amber));
}

.page-disclaimer .cadence__note{
  display:grid;
  grid-template-rows:0fr;
  margin:0;
  opacity:0;
  font-size:.85rem;
  line-height:1.65;
  color:var(--ice-dim);
  transition:grid-template-rows .26s var(--ease), opacity .26s var(--ease), margin-top .26s var(--ease);
}

.page-disclaimer .cadence__note > span{
  overflow:hidden;
  min-height:0;
}

.page-disclaimer .cadence:hover .cadence__note,
.page-disclaimer .cadence:focus-within .cadence__note{
  grid-template-rows:1fr;
  opacity:1;
  margin-top:.58rem;
}

.page-disclaimer .data-note{
  margin-top:1.1rem;
}

/* ── 声明框 ───────────────────────────── */
.page-disclaimer .claim{
  margin:1.4rem 0;
  padding:clamp(1rem,3vw,1.4rem) clamp(1rem,3.4vw,1.6rem);
  border:1px solid var(--line);
  border-left:3px solid var(--amber);
  border-radius:var(--r-md);
  background:var(--pd-panel);
  max-width:62ch;
  font-size:1rem;
  line-height:1.75;
  color:var(--ice);
}

.page-disclaimer .claim strong{
  color:var(--ice-bright);
}

/* ── 条款列表 ─────────────────────────── */
.page-disclaimer .clause-list{
  margin:1.4rem 0 0;
  padding:0;
  list-style:none;
  border-top:1px solid var(--line);
}

.page-disclaimer .clause{
  display:grid;
  grid-template-columns:2.6rem 1fr;
  gap:1rem;
  padding:1rem .2rem;
  border-bottom:1px solid var(--line);
}

.page-disclaimer .clause__idx{
  font-size:.84rem;
  letter-spacing:.06em;
  color:var(--amber);
}

.page-disclaimer .clause__text{
  margin:0;
  max-width:58ch;
  font-size:.96rem;
  line-height:1.72;
  color:var(--ice);
}

/* ── 名称标签 ─────────────────────────── */
.page-disclaimer .name-tags{
  display:flex;
  flex-wrap:wrap;
  gap:.45rem;
  margin:1.3rem 0 0;
  padding:0;
  list-style:none;
}

/* ── 纠错入口 ─────────────────────────── */
.page-disclaimer .path-list{
  margin:1.3rem 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:.6rem;
}

.page-disclaimer .path-list__item{
  display:grid;
  grid-template-columns:minmax(6rem,auto) 1fr;
  align-items:baseline;
  gap:.3rem 1.1rem;
  padding:.85rem 1rem;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:rgba(18,52,48,.42);
  transition:border-color .22s var(--ease);
}

.page-disclaimer .path-list__item:hover{
  border-color:var(--line-strong);
}

.page-disclaimer .path-list__link{
  font-size:.94rem;
  font-weight:700;
  color:var(--amber-soft);
  text-decoration:none;
}

.page-disclaimer .path-list__link:hover,
.page-disclaimer .path-list__link:focus-visible{
  text-decoration:underline;
}

.page-disclaimer .path-list__desc{
  font-size:.9rem;
  line-height:1.65;
  color:var(--ice-dim);
}

/* ── 响应式与降级 ─────────────────────── */
@media (hover:none){
  .page-disclaimer .cadence__note{
    grid-template-rows:1fr;
    opacity:1;
    margin-top:.58rem;
  }
}

@media (max-width:680px){
  .page-disclaimer{
    --pd-toc-top:3.2rem;
  }

  .page-disclaimer .usage-section__head{
    grid-template-columns:1fr;
  }

  .page-disclaimer .usage-section__meta{
    grid-column:1;
    text-align:left;
  }

  .page-disclaimer .cadence__note{
    grid-template-rows:1fr;
    opacity:1;
    margin-top:.58rem;
  }

  .page-disclaimer .clause{
    grid-template-columns:2rem 1fr;
    gap:.7rem;
  }

  .page-disclaimer .path-list__item{
    grid-template-columns:1fr;
  }
}

@media (min-width:1000px){
  .page-disclaimer .wrap{
    width:min(100% - 3rem, 940px);
  }
}

.page-disclaimer {
  --fill: currentColor;
}