.page-disclaimer {
  display: block;
  background: var(--paper);
  color: var(--char);
  overflow-x: clip;
}

/* ---------- 顶部横幅 ---------- */
.page-disclaimer .disc-banner {
  position: relative;
  isolation: isolate;
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}

.page-disclaimer .disc-banner__figure {
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: -1;
}

.page-disclaimer .disc-banner__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: .22;
}

.page-disclaimer .disc-banner__body {
  padding-top: var(--s4);
  padding-bottom: var(--s4);
}

.page-disclaimer .disc-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 var(--s3);
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: rgba(247, 243, 234, .66);
}

.page-disclaimer .disc-crumbs .crumbs__item {
  color: inherit;
  text-decoration: none;
}

.page-disclaimer .disc-crumbs a.crumbs__item {
  border-bottom: 1px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-disclaimer .disc-crumbs a.crumbs__item:hover,
.page-disclaimer .disc-crumbs a.crumbs__item:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--amber);
  outline: none;
}

.page-disclaimer .disc-eyebrow {
  margin: 0 0 var(--s2);
  font-family: var(--mono);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-disclaimer .disc-title {
  margin: 0 0 var(--s3);
  max-width: 22ch;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.7rem, 4.6vw, 3rem);
  line-height: 1.22;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-disclaimer .disc-lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(.94rem, 1.5vw, 1.05rem);
  line-height: 1.9;
  color: rgba(247, 243, 234, .78);
}

/* ---------- 主布局 ---------- */
.page-disclaimer .disc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s4);
  padding-top: var(--s4);
  padding-bottom: var(--s5);
}

/* ---------- 目录 ---------- */
.page-disclaimer .disc-toc {
  border-top: 2px solid var(--amber);
  padding-top: var(--s2);
}

.page-disclaimer .disc-toc__title {
  margin: 0 0 var(--s2);
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--char-mute);
}

.page-disclaimer .disc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 2px 20px;
}

.page-disclaimer .disc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  font-size: .82rem;
  line-height: 1.5;
  color: var(--char-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-disclaimer .disc-toc__link:hover,
.page-disclaimer .disc-toc__link:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--amber);
  outline: none;
}

.page-disclaimer .disc-toc__no {
  flex: none;
  font-family: var(--mono);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--amber);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .disc-body {
  background: linear-gradient(180deg, rgba(197, 138, 52, .05), transparent 280px);
}

.page-disclaimer .disc-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s2);
  padding: var(--s3) 0 var(--s4);
  border-top: 1px solid var(--rule);
  scroll-margin-top: var(--s4);
}

.page-disclaimer .disc-item:first-child {
  border-top-color: var(--amber);
}

.page-disclaimer .disc-item__num {
  font-family: var(--mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-disclaimer .disc-item__title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-disclaimer .disc-item__content {
  max-width: 62ch;
  font-size: .93rem;
  line-height: 1.9;
  color: var(--char-soft);
}

.page-disclaimer .disc-item__content p {
  margin: 0 0 var(--s2);
}

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

/* 工具条目行 */
.page-disclaimer .disc-rows {
  margin: var(--s3) 0;
  border-top: 1px solid var(--rule-strong);
}

.page-disclaimer .disc-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: var(--s2) 0;
  border-bottom: 1px solid var(--rule);
}

.page-disclaimer .disc-row__key {
  font-family: var(--mono);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-disclaimer .disc-row__val {
  margin: 0;
  font-size: .91rem;
  line-height: 1.85;
  color: var(--char-soft);
}

/* 结尾行动区 */
.page-disclaimer .disc-item--cta {
  border-top-color: var(--rule-strong);
}

.page-disclaimer .disc-cta {
  margin-top: var(--s3);
}

/* 返回顶部 */
.page-disclaimer .disc-top {
  position: fixed;
  right: 18px;
  bottom: 22px;
  z-index: 40;
  padding: 10px 14px;
  font-family: var(--mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--line-dark);
  border-radius: 2px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s var(--ease);
}

.page-disclaimer .disc-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.page-disclaimer .disc-top:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .disc-banner__body {
    padding-top: var(--s5);
    padding-bottom: var(--s4);
    min-height: 400px;
  }

  .page-disclaimer .disc-item {
    grid-template-columns: 68px minmax(0, 1fr);
    column-gap: var(--s3);
    row-gap: var(--s2);
  }

  .page-disclaimer .disc-item__num {
    grid-column: 1;
    grid-row: 1;
    padding-top: .45em;
    font-size: .85rem;
  }

  .page-disclaimer .disc-item__title {
    grid-column: 2;
    grid-row: 1;
  }

  .page-disclaimer .disc-item__content {
    grid-column: 2;
    grid-row: 2;
  }

  .page-disclaimer .disc-row {
    grid-template-columns: 152px minmax(0, 1fr);
    gap: var(--s3);
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-banner__body {
    padding-top: 112px;
    padding-bottom: var(--s5);
    min-height: 460px;
  }

  .page-disclaimer .disc-layout {
    grid-template-columns: minmax(160px, 204px) minmax(0, 1fr);
    gap: var(--s5);
    align-items: start;
    padding-top: var(--s5);
  }

  .page-disclaimer .disc-toc {
    position: sticky;
    top: var(--s3);
  }

  .page-disclaimer .disc-toc__list {
    flex-direction: column;
    gap: 0;
  }

  .page-disclaimer .disc-toc__link {
    justify-content: flex-start;
    border-bottom-color: var(--rule-soft);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-top,
  .page-disclaimer .disc-toc__link,
  .page-disclaimer .disc-crumbs a.crumbs__item {
    transition-duration: .01ms;
  }
}