.page-disclaimer {
  --dc-rail: 208px;
  --dc-gap: clamp(1.25rem, 4vw, 3rem);
  --dc-line: rgba(22, 225, 232, .22);
  display: block;
  background: var(--c-ink);
  color: var(--c-paper);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .doc-hero {
  position: relative;
  padding: clamp(1.5rem, 5vw, 3rem) 0 clamp(1.75rem, 5vw, 3rem);
  background:
    radial-gradient(115% 85% at 10% 0%, rgba(22, 225, 232, .18), transparent 58%),
    radial-gradient(90% 80% at 95% 14%, rgba(255, 122, 41, .15), transparent 62%),
    var(--c-ink);
  border-bottom: 1px solid var(--dc-line);
  overflow: hidden;
}

.page-disclaimer .doc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(180deg, rgba(243, 239, 228, .04) 0 1px, transparent 1px 7px);
  pointer-events: none;
}

.page-disclaimer .doc-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .doc-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.75rem, 6vw, 3.35rem);
  line-height: 1.16;
  letter-spacing: -.01em;
  margin: .55rem 0 0;
  max-width: 20em;
  color: var(--c-paper);
  text-shadow: 0 0 42px rgba(22, 225, 232, .35);
}

.page-disclaimer .doc-hero__lead {
  margin: 1rem 0 0;
  max-width: 40em;
  font-size: clamp(1rem, 2.4vw, 1.0625rem);
  line-height: 1.85;
  color: var(--c-mist);
}

.page-disclaimer .doc-hero__meta {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

/* ---------- 主体骨架 ---------- */
.page-disclaimer .doc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--dc-gap);
  padding-top: clamp(2rem, 5vw, 3.25rem);
  padding-bottom: clamp(2.5rem, 7vw, 4.5rem);
}

/* 左侧章节细栏 */
.page-disclaimer .doc-rail {
  padding-left: .9rem;
  border-left: 2px solid var(--dc-line);
  max-width: 100%;
}

.page-disclaimer .doc-rail__title {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-disclaimer .doc-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 .4rem;
  display: flex;
  gap: .85rem;
  overflow-x: auto;
  max-width: 100%;
  scrollbar-width: thin;
}

.page-disclaimer .doc-rail__list li {
  flex: 0 0 auto;
}

.page-disclaimer .doc-rail__list a {
  display: flex;
  align-items: baseline;
  gap: .4rem;
  padding: .3rem .1rem;
  font-size: .875rem;
  white-space: nowrap;
  text-decoration: none;
  color: var(--c-mist);
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .doc-rail__list a:hover,
.page-disclaimer .doc-rail__list a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-disclaimer .doc-rail__num {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--c-orange);
}

.page-disclaimer .doc-body {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-disclaimer .doc-sec {
  margin-bottom: clamp(1.75rem, 5vw, 2.75rem);
  padding-top: clamp(1.1rem, 3vw, 1.6rem);
  scroll-margin-top: 6.5rem;
}

.page-disclaimer .doc-sec__head {
  display: flex;
  align-items: center;
  gap: .7rem;
  flex-wrap: wrap;
  margin: 0 0 .55rem;
}

.page-disclaimer .doc-sec__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.3rem, 3.8vw, 1.9rem);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--c-paper);
}

.page-disclaimer .doc-sec__lead {
  max-width: 36em;
  margin: 0 0 1.35rem;
  padding-left: .85rem;
  border-left: 3px solid var(--c-orange);
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--c-paper);
}

.page-disclaimer .doc-sec .prose p {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--c-mist);
}

.page-disclaimer .doc-sec .prose p:last-child {
  margin-bottom: 0;
}

/* ---------- 01 覆盖范围卡片 ---------- */
.page-disclaimer .scope-list {
  list-style: none;
  margin: 0 0 1.35rem;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .75rem;
}

.page-disclaimer .scope-item {
  position: relative;
  padding: 1rem 1.05rem 1.1rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(36, 21, 66, .85), rgba(14, 16, 48, .6));
  overflow: hidden;
}

.page-disclaimer .scope-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3.25rem;
  height: 3px;
  background: var(--c-cyan);
}

.page-disclaimer .scope-item__stat {
  margin: 0 0 .2rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -.02em;
  color: var(--c-cyan);
}

.page-disclaimer .scope-item__stat small {
  margin-left: .25rem;
  font-size: .75rem;
  font-weight: 400;
  color: var(--c-mist);
}

.page-disclaimer .scope-item__topic {
  margin: 0 0 .45rem;
  font-size: 1rem;
  font-weight: 800;
  color: var(--c-paper);
}

.page-disclaimer .scope-item__desc {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--c-mist);
}

/* ---------- 02 四项标注标签卡 ---------- */
.page-disclaimer .chip-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .7rem;
  margin-bottom: 1.5rem;
}

.page-disclaimer .info-chip {
  padding: .8rem .95rem .95rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(36, 21, 66, .55);
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-disclaimer .info-chip[open] {
  border-color: rgba(22, 225, 232, .55);
  background: rgba(22, 225, 232, .07);
}

.page-disclaimer .info-chip__sum {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .info-chip__sum:focus-visible {
  outline: 2px solid var(--c-yellow);
  outline-offset: 4px;
  border-radius: 4px;
}

.page-disclaimer .info-chip__label {
  font-size: 1rem;
  font-weight: 800;
  color: var(--c-paper);
}

.page-disclaimer .info-chip__body {
  margin: .7rem 0 0;
  font-size: .9rem;
  line-height: 1.85;
  color: var(--c-mist);
}

/* 配图 */
.page-disclaimer .doc-figure {
  margin: 0 0 1.35rem;
}

.page-disclaimer .doc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-disclaimer .doc-figure__cap {
  margin: .7rem 0 0;
  padding-left: .75rem;
  border-left: 2px dashed rgba(22, 225, 232, .4);
  font-size: .875rem;
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---------- 横向色带 ---------- */
.page-disclaimer .doc-divider {
  display: flex;
  height: 10px;
  margin: clamp(.75rem, 3vw, 1.25rem) 0 clamp(1.75rem, 5vw, 2.75rem);
  border-radius: 999px;
  overflow: hidden;
  box-shadow: 0 0 26px rgba(22, 225, 232, .22);
}

.page-disclaimer .doc-divider__a {
  flex: 1 1 50%;
  background: linear-gradient(90deg, rgba(22, 225, 232, 1), rgba(22, 225, 232, .68));
}

.page-disclaimer .doc-divider__b {
  flex: 1 1 50%;
  background: linear-gradient(90deg, rgba(255, 122, 41, .72), rgba(255, 122, 41, 1));
}

/* ---------- 03 修订流程 ---------- */
.page-disclaimer .fix-flow {
  list-style: none;
  margin: 0 0 1.35rem;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-disclaimer .fix-flow__step {
  position: relative;
  padding: 1rem 1.05rem 1.1rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(14, 16, 48, .72);
}

.page-disclaimer .fix-flow__step::after {
  content: "↓";
  position: absolute;
  left: 50%;
  bottom: -.95rem;
  transform: translateX(-50%);
  font-size: .9rem;
  line-height: 1;
  color: var(--c-orange);
}

.page-disclaimer .fix-flow__step:last-child::after {
  content: none;
}

.page-disclaimer .fix-flow__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .08em;
  color: var(--c-cyan);
}

.page-disclaimer .fix-flow__step h3 {
  margin: .3rem 0 .45rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--c-paper);
}

.page-disclaimer .fix-flow__step p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--c-mist);
}

.page-disclaimer .doc-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  margin: 1.25rem 0 0;
}

/* ---------- 05 访问约定 ---------- */
.page-disclaimer .term-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .6rem;
}

.page-disclaimer .term-list li {
  position: relative;
  padding: .85rem 1rem .85rem 2.35rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(36, 21, 66, .5);
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--c-mist);
}

.page-disclaimer .term-list li::before {
  content: "◆";
  position: absolute;
  left: .95rem;
  top: .95rem;
  font-size: .68rem;
  line-height: 1.7;
  color: var(--c-cyan);
}

.page-disclaimer .term-list strong {
  font-weight: 800;
  color: var(--c-paper);
}

.page-disclaimer .doc-links {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1.4rem;
}

.page-disclaimer .doc-links .btn {
  flex: 0 1 auto;
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-disclaimer .chip-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 680px) {
  .page-disclaimer .scope-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-disclaimer .fix-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.75rem;
  }

  .page-disclaimer .fix-flow__step::after {
    content: "→";
    left: auto;
    right: -1.35rem;
    bottom: auto;
    top: 50%;
    transform: translateY(-50%);
  }

  .page-disclaimer .fix-flow__step:last-child::after {
    content: none;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .doc-layout {
    grid-template-columns: var(--dc-rail) minmax(0, 1fr);
  }

  .page-disclaimer .doc-rail {
    position: sticky;
    top: 6rem;
    align-self: start;
    padding-left: 1rem;
  }

  .page-disclaimer .doc-rail__list {
    flex-direction: column;
    gap: .12rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .doc-rail__list li {
    flex: 0 1 auto;
  }

  .page-disclaimer .doc-rail__list a {
    white-space: normal;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .chip-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-rail__list a,
  .page-disclaimer .info-chip {
    transition: none;
  }
}