.page-disclaimer {
  --disc-rule: rgba(23, 26, 31, .14);
  --disc-rule-ink: rgba(242, 246, 251, .14);
  --disc-measure: 36rem;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  padding-block: 2.6rem 3rem;
  background-image:
    radial-gradient(120% 90% at 88% 0%, rgba(47, 111, 181, .28) 0%, rgba(10, 26, 47, 0) 62%),
    linear-gradient(180deg, rgba(10, 26, 47, 0) 0%, rgba(10, 26, 47, .55) 100%);
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  gap: 2.25rem;
}

.page-disclaimer .disc-hero__text {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.page-disclaimer .disc-hero .arc-breadcrumb {
  margin-bottom: .4rem;
}

.page-disclaimer .disc-hero__title {
  margin: 0;
  max-width: 16ch;
  color: var(--snow);
  letter-spacing: .05em;
  line-height: 1.06;
}

.page-disclaimer .disc-hero__lede {
  margin: 0;
  max-width: 40ch;
  color: rgba(242, 246, 251, .82);
}

.page-disclaimer .disc-hero__fig {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-line);
  background: var(--ink-800);
  box-shadow: var(--shadow-float);
}

.page-disclaimer .disc-hero__fig .arc-figure__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-disclaimer .disc-hero__fig .arc-figure__caption {
  padding: .85rem 1rem 1rem;
  font-size: .82rem;
  line-height: 1.6;
  color: rgba(242, 246, 251, .66);
  background: rgba(10, 26, 47, .78);
}

/* ---------- 版本切换条 ---------- */
.page-disclaimer .disc-versions {
  padding-block: 2.5rem 2.75rem;
  background: var(--ink-800);
  border-top: 1px solid var(--disc-rule-ink);
  border-bottom: 1px solid var(--disc-rule-ink);
}

.page-disclaimer .disc-versions__top {
  display: grid;
  gap: .9rem;
  margin-bottom: 1.5rem;
}

.page-disclaimer .disc-versions__label {
  color: var(--flag-yellow);
  margin: 0 0 .45rem;
}

.page-disclaimer .disc-versions__head {
  margin: 0;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(1.3rem, 3.2vw, 1.85rem);
  line-height: 1.35;
  letter-spacing: .02em;
  color: var(--snow);
}

.page-disclaimer .disc-versions__note {
  margin: 0;
  max-width: 44ch;
  font-size: .92rem;
  line-height: 1.75;
  color: rgba(242, 246, 251, .72);
}

.page-disclaimer .disc-versionchips {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.page-disclaimer .disc-versionchip {
  display: inline-flex;
  align-items: center;
  padding: .5rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-line);
  background: var(--glass);
  color: var(--snow);
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .06em;
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
}

.page-disclaimer .disc-versionchip:hover,
.page-disclaimer .disc-versionchip:focus-visible {
  border-color: var(--flag-yellow);
  color: var(--flag-yellow);
}

.page-disclaimer .disc-versionchip:focus-visible {
  outline: 2px solid var(--flag-yellow);
  outline-offset: 2px;
}

.page-disclaimer .disc-vpanel {
  display: none;
  margin-top: 1.5rem;
  padding: 1.15rem 1.25rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-line);
  background: rgba(10, 26, 47, .55);
  border-left: 3px solid var(--flag-yellow);
}

.page-disclaimer .disc-vpanel--current {
  display: block;
}

.page-disclaimer .disc-vpanel:target {
  display: block;
}

.page-disclaimer .disc-vpanels:has(.disc-vpanel:target) .disc-vpanel--current:not(:target) {
  display: none;
}

.page-disclaimer .disc-vpanel__title {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--flag-yellow);
}

.page-disclaimer .disc-vpanel p {
  margin: 0;
  max-width: 62ch;
  font-size: .95rem;
  line-height: 1.8;
  color: rgba(242, 246, 251, .84);
}

/* ---------- 正文布局 ---------- */
.page-disclaimer .disc-doc-section {
  padding-block: 2.75rem 3.5rem;
}

.page-disclaimer .disc-layout {
  display: grid;
  gap: 2rem;
}

.page-disclaimer .disc-spy {
  align-self: start;
}

.page-disclaimer .disc-spy__head {
  margin: 0 0 .85rem;
  color: var(--muted);
}

.page-disclaimer .disc-spy__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .5rem;
}

.page-disclaimer .disc-spy__link {
  display: inline-flex;
  align-items: baseline;
  gap: .45rem;
  padding: .3rem .1rem;
  font-size: .87rem;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
}

.page-disclaimer .disc-spy__link:hover,
.page-disclaimer .disc-spy__link:focus-visible {
  color: var(--flag-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-spy__num {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--flag-blue);
}

.page-disclaimer .disc-doc {
  max-width: var(--disc-measure);
  min-width: 0;
}

/* ---------- 条款 ---------- */
.page-disclaimer .disc-clause {
  padding-block: 2.1rem;
  border-top: 1px solid var(--disc-rule);
  scroll-margin-top: 6.5rem;
}

.page-disclaimer .disc-clause:first-child {
  border-top: 2px solid var(--text);
  padding-top: 1.6rem;
}

.page-disclaimer .disc-clause__head {
  display: grid;
  grid-template-columns: 2.6rem 1fr;
  gap: .75rem;
  align-items: baseline;
  margin-bottom: 1.1rem;
}

.page-disclaimer .disc-clause__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--flag-blue);
  text-align: right;
}

.page-disclaimer .disc-clause__title {
  margin: 0;
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(1.3rem, 3.4vw, 1.7rem);
  line-height: 1.35;
  letter-spacing: .02em;
  color: var(--text);
}

.page-disclaimer .disc-clause__body p {
  margin-block: 0 1rem;
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text);
}

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

.page-disclaimer .disc-clause__body a {
  color: var(--flag-blue);
  text-underline-offset: 3px;
}

/* ---------- 引用格式块 ---------- */
.page-disclaimer .disc-cite {
  margin: 1.35rem 0 1.35rem;
  padding: 1.05rem 1.15rem 1.1rem;
  border-left: 3px solid var(--flag-yellow);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--paper-2);
}

.page-disclaimer .disc-cite__text {
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--text);
  overflow-wrap: break-word;
}

.page-disclaimer .disc-cite__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
}

.page-disclaimer .disc-cite__actions .arc-copy__status {
  font-size: .82rem;
  color: var(--flag-green);
}

/* ---------- 禁止清单 ---------- */
.page-disclaimer .disc-forbid {
  margin: 1.2rem 0 1.2rem;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-forbid li {
  position: relative;
  margin-block: 0 .95rem;
  padding-inline-start: 1.65rem;
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text);
}

.page-disclaimer .disc-forbid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 1.05rem;
  height: 2px;
  background: var(--flag-red);
}

.page-disclaimer .disc-forbid strong {
  font-weight: 600;
  color: var(--flag-red);
}

/* ---------- 折叠细节 ---------- */
.page-disclaimer .disc-details {
  margin-top: 1.4rem;
  border: 1px solid var(--disc-rule);
  border-radius: var(--radius-md);
  background: var(--paper-card);
  overflow: hidden;
}

.page-disclaimer .disc-details__summary {
  padding: .9rem 1.1rem;
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--text);
  cursor: pointer;
  background: var(--paper-2);
}

.page-disclaimer .disc-details__summary:focus-visible {
  outline: 2px solid var(--flag-yellow);
  outline-offset: -2px;
}

.page-disclaimer .disc-details__body {
  padding: .6rem 1.1rem 1.1rem;
}

.page-disclaimer .disc-scene {
  padding-block: .85rem;
  border-bottom: 1px solid var(--disc-rule);
}

.page-disclaimer .disc-scene:last-child {
  border-bottom: 0;
  padding-bottom: .2rem;
}

.page-disclaimer .disc-scene__q {
  margin: 0 0 .35rem;
  font-size: .95rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text);
}

.page-disclaimer .disc-scene__a {
  margin: 0;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-hero {
    padding-block: 3.4rem 3.8rem;
  }

  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 3rem;
  }

  .page-disclaimer .disc-versions__top {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: 2.5rem;
  }

  .page-disclaimer .disc-spy__list {
    flex-direction: column;
    gap: .15rem;
  }

  .page-disclaimer .disc-clause__head {
    grid-template-columns: 3.2rem 1fr;
    gap: 1.1rem;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .disc-layout {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 3.5rem;
  }

  .page-disclaimer .disc-spy {
    position: sticky;
    top: 6.5rem;
  }

  .page-disclaimer .disc-doc-section {
    padding-block: 3.5rem 5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-versionchip {
    transition: none;
  }
}