.page-disclaimer {
  --dis-lake-soft: rgba(14, 110, 140, .16);
  --dis-ink-soft: rgba(34, 27, 23, .78);
  --dis-ink-mid: rgba(34, 27, 23, .88);
  --dis-ice-soft: rgba(255, 255, 255, .76);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible {
  outline: 2px solid var(--lake);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dis-hero {
  position: relative;
  padding: 6px 0 var(--gap-l);
  overflow: hidden;
}

.page-disclaimer .dis-hero::after {
  content: "";
  position: absolute;
  top: -18%;
  right: -8%;
  width: 62%;
  height: 140%;
  background: var(--lake);
  opacity: .1;
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-disclaimer .dis-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--gap-m);
}

.page-disclaimer .dis-hero__title {
  margin: 10px 0 16px;
  max-width: 15em;
  line-height: 1.18;
}

.page-disclaimer .dis-hero__lede {
  margin: 0 0 var(--gap-m);
  max-width: 34em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--dis-ink-soft);
}

.page-disclaimer .dis-hero__nav {
  max-width: 100%;
}

.page-disclaimer .chapter-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .chapter-index__item {
  min-width: 0;
}

.page-disclaimer .chapter-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, .62);
  color: var(--deep);
  font-size: 13.5px;
  letter-spacing: .03em;
  text-decoration: none;
  white-space: nowrap;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-disclaimer .chapter-link__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--sun);
  transition: color .18s var(--ease);
}

.page-disclaimer .chapter-link:hover,
.page-disclaimer .chapter-link:focus-visible,
.page-disclaimer .chapter-link.is-active {
  background: var(--lake);
  border-color: var(--lake);
  color: var(--ice);
}

.page-disclaimer .chapter-link:hover .chapter-link__idx,
.page-disclaimer .chapter-link:focus-visible .chapter-link__idx,
.page-disclaimer .chapter-link.is-active .chapter-link__idx {
  color: var(--flag-yellow);
}

.page-disclaimer .dis-hero__figure {
  margin: 0;
}

.page-disclaimer .dis-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  box-shadow: 14px 16px 0 -1px var(--dis-lake-soft);
}

/* ---------- 手册式章节 ---------- */
.page-disclaimer .dis-section {
  padding: var(--gap-l) 0;
  border-top: 1px dashed var(--line-strong);
}

.page-disclaimer .dis-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  margin-bottom: 16px;
}

.page-disclaimer .dis-section__idx {
  padding-top: 9px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--sun);
}

.page-disclaimer .dis-section__idx::after {
  content: "";
  display: block;
  width: 22px;
  height: 2px;
  margin-top: 9px;
  background: var(--flag-yellow);
}

.page-disclaimer .dis-section__title {
  margin: 0;
  line-height: 1.25;
}

.page-disclaimer .dis-section__intro {
  margin: 0 0 var(--gap-m);
  max-width: 42em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--dis-ink-soft);
}

.page-disclaimer .dis-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--gap-s);
}

.page-disclaimer .dis-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px;
  background: var(--ice);
  border: 1px solid var(--line);
  border-left: 3px solid var(--sun);
  border-radius: var(--radius);
}

.page-disclaimer .dis-item__num {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: var(--sand);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--deep);
}

.page-disclaimer .dis-item__text {
  min-width: 0;
}

.page-disclaimer .dis-item__title {
  margin: 2px 0 6px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.5;
  color: var(--ink);
}

.page-disclaimer .dis-item__body {
  margin: 0;
  max-width: 44em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--dis-ink-soft);
}

/* ---------- 季度核验刻度 ---------- */
.page-disclaimer .quarter-rail {
  position: relative;
  padding-top: 26px;
}

.page-disclaimer .quarter-rail::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--sage), var(--lake) 46%, var(--sun));
  opacity: .7;
}

.page-disclaimer .quarter-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--gap-s);
}

.page-disclaimer .quarter-rail__item {
  min-width: 0;
}

.page-disclaimer .quarter {
  position: relative;
  background: var(--ice);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-disclaimer .quarter::before {
  content: "";
  position: absolute;
  top: -19px;
  left: 18px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--lake);
}

.page-disclaimer .quarter__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .quarter__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .quarter__q {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--sun);
}

.page-disclaimer .quarter__label {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink);
}

.page-disclaimer .quarter__mark {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--sun);
  transition: transform .2s var(--ease);
}

.page-disclaimer .quarter[open] .quarter__mark {
  transform: rotate(45deg);
}

.page-disclaimer .quarter__panel {
  padding: 14px 18px 18px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .quarter__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dis-ink-soft);
}

.page-disclaimer .dis-section__outro {
  margin: var(--gap-m) 0 0;
  padding: 16px 18px;
  background: var(--sand);
  border-left: 3px solid var(--sage);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 页尾更正区 ---------- */
.page-disclaimer .dis-fix {
  position: relative;
  margin-top: var(--gap-l);
  padding: var(--gap-l) 0;
  background: var(--deep);
  color: var(--ice);
  overflow: hidden;
}

.page-disclaimer .dis-fix::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .06) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .06) 0 1px, transparent 1px 48px);
  pointer-events: none;
}

.page-disclaimer .dis-fix__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dis-fix__eyebrow {
  color: var(--flag-yellow);
}

.page-disclaimer .dis-fix__title {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.6vw, 38px);
  letter-spacing: .1em;
  line-height: 1.25;
  color: var(--ice);
}

.page-disclaimer .dis-fix__lede {
  margin: 0 0 var(--gap-m);
  max-width: 36em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--dis-ice-soft);
}

.page-disclaimer .dis-fix__steps {
  list-style: none;
  margin: 0 0 var(--gap-m);
  padding: 0;
  display: grid;
  gap: var(--gap-s);
}

.page-disclaimer .dis-fix__step {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 18px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid var(--line-ice);
  border-radius: var(--radius);
}

.page-disclaimer .dis-fix__num {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--sun);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
}

.page-disclaimer .dis-fix__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .88);
}

.page-disclaimer .dis-fix__after {
  margin: 0 0 var(--gap-s);
  padding-left: 16px;
  border-left: 2px solid var(--flag-crimson);
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dis-ice-soft);
}

.page-disclaimer .dis-fix__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 接着看 ---------- */
.page-disclaimer .dis-next {
  padding: var(--gap-l) 0 var(--gap-m);
}

.page-disclaimer .dis-next__inner {
  display: grid;
  gap: 16px;
}

.page-disclaimer .dis-next__lead {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--sage);
}

.page-disclaimer .dis-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .dis-next__item {
  min-width: 0;
}

.page-disclaimer .dis-next__link {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 15px 18px;
  background: var(--ice);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--deep);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .03em;
  text-decoration: none;
  transition: border-color .18s var(--ease), transform .18s var(--ease);
}

.page-disclaimer .dis-next__link span {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 12.5px;
  letter-spacing: 0;
  color: var(--sage);
}

.page-disclaimer .dis-next__link:hover,
.page-disclaimer .dis-next__link:focus-visible {
  border-color: var(--lake);
  transform: translateX(4px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .quarter-rail__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--gap-s);
  }

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

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

@media (min-width: 900px) {
  .page-disclaimer .dis-hero {
    padding: 12px 0 var(--gap-l);
  }

  .page-disclaimer .dis-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: var(--gap-l);
  }

  .page-disclaimer .dis-hero__lede {
    margin-bottom: var(--gap-l);
  }

  .page-disclaimer .dis-next__inner {
    grid-template-columns: 160px minmax(0, 1fr);
    align-items: start;
  }
}

@media (max-width: 759px) {
  .page-disclaimer .quarter-rail::before,
  .page-disclaimer .quarter::before {
    display: none;
  }

  .page-disclaimer .quarter-rail {
    padding-top: 0;
  }
}

@media (max-width: 480px) {
  .page-disclaimer .dis-item {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
    padding: 14px;
  }

  .page-disclaimer .dis-item__num {
    width: 36px;
    height: 36px;
    font-size: 13px;
  }

  .page-disclaimer .dis-section__head {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .page-disclaimer .dis-section__idx {
    padding-top: 0;
  }

  .page-disclaimer .dis-section__idx::after {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .chapter-link,
  .page-disclaimer .quarter__mark,
  .page-disclaimer .dis-next__link {
    transition: none;
  }
}