.page-disclaimer {
  --dgap: clamp(1rem, 3vw, 2.25rem);
  --dtoc-w: 236px;
  background: var(--paper);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
}

.page-disclaimer a {
  color: var(--ink);
  text-underline-offset: .22em;
}

.page-disclaimer a:hover {
  color: var(--gold-deep);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  padding: clamp(1.75rem, 6vw, 3.5rem) 0 clamp(2.25rem, 6vw, 3.75rem);
  background:
    radial-gradient(circle at 88% 8%, rgba(224, 166, 74, .18), transparent 58%),
    var(--ink);
  color: var(--invert);
  overflow: hidden;
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 12px;
  background-image: repeating-linear-gradient(90deg, var(--line-invert) 0 1px, transparent 1px 22px);
}

.page-disclaimer .disc-hero .crumb {
  margin-bottom: clamp(1.25rem, 4vw, 2.25rem);
}

.page-disclaimer .disc-hero__kicker {
  margin: 0 0 .85rem;
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-disclaimer .disc-hero__title {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.9rem, 6.4vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--invert);
}

.page-disclaimer .disc-lead {
  max-width: 44ch;
  margin: clamp(1rem, 3vw, 1.6rem) 0 0;
  font-size: 1.02rem;
  color: rgba(251, 247, 239, .86);
}

.page-disclaimer .disc-meta {
  list-style: none;
  display: grid;
  gap: 0;
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-gold);
}

.page-disclaimer .disc-meta__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem .85rem;
  padding: .8rem 0;
  border-bottom: 1px solid var(--line-invert);
}

.page-disclaimer .disc-meta__key {
  flex: 0 0 auto;
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-disclaimer .disc-meta__val {
  font-size: .96rem;
  color: var(--invert);
}

/* ---------- 分栏骨架 ---------- */
.page-disclaimer .disc-layout {
  padding-top: clamp(1.75rem, 5vw, 3rem);
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-disclaimer .disc-toc {
  border: 1px solid var(--line);
  background: var(--shell);
  padding: 1rem 1rem .85rem;
}

.page-disclaimer .disc-toc__title {
  margin: 0 0 .7rem;
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.page-disclaimer .disc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .1rem;
}

.page-disclaimer .disc-toc__link {
  display: flex;
  gap: .7rem;
  align-items: baseline;
  padding: .5rem .55rem;
  border-left: 2px solid transparent;
  text-decoration: none;
  font-size: .93rem;
  line-height: 1.45;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .disc-toc__link:hover,
.page-disclaimer .disc-toc__link:focus-visible {
  border-left-color: var(--gold);
  background: var(--gold-wash);
  color: var(--ink);
}

.page-disclaimer .disc-toc__num {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--gold-deep);
}

.page-disclaimer .disc-toc__hint {
  margin: .8rem 0 0;
  padding-top: .7rem;
  border-top: 1px solid var(--line-soft);
  font-size: .78rem;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* ---------- 条文 ---------- */
.page-disclaimer .disc-clause {
  padding: clamp(1.5rem, 4vw, 2.25rem) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--rail-h) + 1rem);
}

.page-disclaimer .disc-clause:first-child {
  padding-top: .5rem;
}

.page-disclaimer .disc-clause:target {
  background: linear-gradient(90deg, var(--gold-wash), transparent 78%);
}

.page-disclaimer .disc-clause__head {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  margin-bottom: .9rem;
}

.page-disclaimer .disc-clause__num {
  flex: 0 0 auto;
  font-size: 1rem;
  letter-spacing: .04em;
  color: var(--mist);
  transition: color .2s var(--ease);
}

.page-disclaimer .disc-clause:hover .disc-clause__num,
.page-disclaimer .disc-clause:target .disc-clause__num {
  color: var(--gold-deep);
}

.page-disclaimer .disc-clause__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.2rem, 3.4vw, 1.6rem);
  line-height: 1.35;
  letter-spacing: -.005em;
  color: var(--ink);
}

.page-disclaimer .disc-clause__body p {
  max-width: 40em;
  margin: 0 0 1rem;
}

.page-disclaimer .disc-clause__body > p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-points {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-disclaimer .disc-points li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .96rem;
  line-height: 1.7;
  color: var(--text);
}

.page-disclaimer .disc-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 7px;
  background: var(--gold);
}

/* ---------- 引用写法 ---------- */
.page-disclaimer .disc-spec-grid {
  display: grid;
  gap: .85rem;
  margin: 1.25rem 0;
}

.page-disclaimer .disc-spec {
  border: 1px solid var(--line-gold);
  border-left: 3px solid var(--gold);
  background: var(--shell);
  padding: .9rem 1rem;
}

.page-disclaimer .disc-spec__label {
  margin: 0 0 .4rem;
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--gold-deep);
}

.page-disclaimer .disc-spec__text {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .92rem;
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

/* ---------- 版本图例 ---------- */
.page-disclaimer .disc-legend {
  display: grid;
  gap: .85rem;
  margin: 1.25rem 0 0;
}

.page-disclaimer .disc-legend__card {
  border: 1px solid var(--line);
  background: var(--shell);
  padding: 1rem 1rem 1.1rem;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
}

.page-disclaimer .disc-legend__card:hover,
.page-disclaimer .disc-legend__card:focus-within {
  border-color: var(--gold-deep);
  box-shadow: inset 0 0 0 1px var(--line-gold);
  transform: translateY(-2px);
}

.page-disclaimer .disc-legend__chip {
  display: inline-block;
  margin: 0 0 .75rem;
  padding: .2rem .55rem;
  border: 1px solid var(--gold-deep);
  background: var(--gold-wash);
  font-size: .76rem;
  color: var(--ink);
}

.page-disclaimer .disc-legend__name {
  margin: 0 0 .45rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
}

.page-disclaimer .disc-legend__desc {
  margin: 0;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-disclaimer .disc-figure {
  margin: 1.35rem 0 0;
  border: 1px solid var(--line);
  background: var(--shell);
}

.page-disclaimer .disc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-disclaimer .disc-figure figcaption {
  padding: .65rem .9rem;
  border-top: 1px solid var(--line);
  font-size: .82rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

/* ---------- 替换约定 ---------- */
.page-disclaimer .disc-update {
  display: grid;
  gap: 0;
  margin: 1.25rem 0 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-update__row {
  display: grid;
  gap: .25rem;
  padding: .9rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .disc-update__key {
  margin: 0;
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--gold-deep);
}

.page-disclaimer .disc-update__text {
  margin: 0;
  max-width: 42em;
  font-size: .95rem;
  line-height: 1.7;
}

/* ---------- 使用范围 ---------- */
.page-disclaimer .disc-scope {
  display: grid;
  gap: 1.25rem;
  margin: 1.25rem 0;
}

.page-disclaimer .disc-scope__col {
  border: 1px solid var(--line);
  background: var(--shell);
  padding: 1rem 1.05rem 1.1rem;
}

.page-disclaimer .disc-scope__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--ink);
}

.page-disclaimer .disc-scope__col .disc-points {
  margin-top: .75rem;
}

.page-disclaimer .disc-scope__note {
  font-size: .93rem;
  color: var(--ink-soft);
}

/* ---------- 联系 ---------- */
.page-disclaimer .disc-clause--contact {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-contact {
  display: grid;
  gap: 0;
  margin: 1.25rem 0 0;
  background: var(--ink);
  color: var(--invert);
  border-left: 3px solid var(--gold);
}

.page-disclaimer .disc-contact__item {
  padding: .9rem 1.05rem;
  border-bottom: 1px solid var(--line-invert);
}

.page-disclaimer .disc-contact__item:last-child {
  border-bottom: 0;
}

.page-disclaimer .disc-contact__key {
  margin: 0 0 .2rem;
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-disclaimer .disc-contact__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .95rem;
  line-height: 1.55;
  color: var(--invert);
  overflow-wrap: anywhere;
}

.page-disclaimer .disc-contact__note {
  margin: 1rem 0 0;
  max-width: 42em;
  font-size: .9rem;
  color: var(--ink-soft);
}

.page-disclaimer .disc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.25rem;
}

/* ---------- 页尾收束 ---------- */
.page-disclaimer .disc-end {
  padding-bottom: clamp(2.5rem, 7vw, 4.5rem);
}

.page-disclaimer .disc-end__text {
  margin: .85rem 0 0;
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--ink-soft);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .disc-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .disc-meta__item {
    flex-direction: column;
    gap: .3rem;
    padding: 1rem 1rem 1rem 0;
    border-bottom: 1px solid var(--line-invert);
  }

  .page-disclaimer .disc-legend {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .disc-spec-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .disc-update__row {
    grid-template-columns: 9.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.25rem;
  }

  .page-disclaimer .disc-scope {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .disc-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .disc-contact__item:nth-child(odd) {
    border-right: 1px solid var(--line-invert);
  }

  .page-disclaimer .disc-contact__item:nth-last-child(2) {
    border-bottom: 0;
  }
}

/* ---------- 桌面双栏 ---------- */
@media (min-width: 1000px) {
  .page-disclaimer .disc-layout {
    display: grid;
    grid-template-columns: var(--dtoc-w) minmax(0, 1fr);
    gap: clamp(2rem, 4.5vw, 4rem);
    align-items: start;
  }

  .page-disclaimer .disc-toc {
    position: sticky;
    top: 2rem;
  }

  .page-disclaimer .disc-clause {
    scroll-margin-top: 2rem;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-legend__card,
  .page-disclaimer .disc-toc__link,
  .page-disclaimer .disc-clause__num {
    transition: none;
  }
}