.page-disclaimer {
  --doc-measure: 42em;
  --doc-rail: 34px;
  --gold-soft: rgba(243, 179, 61, .12);
  --cyan-soft: rgba(33, 230, 210, .1);
  --violet-soft: rgba(139, 92, 255, .14);
  padding-bottom: var(--s-6);
}

/* ---------- 页头 ---------- */
.page-disclaimer .doc-head {
  max-width: var(--doc-measure);
  margin: var(--s-5) 0 0;
}

.page-disclaimer .doc-head h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.25;
  letter-spacing: -.01em;
  margin: var(--s-3) 0 0;
  color: var(--text);
  text-shadow: 0 0 26px rgba(139, 92, 255, .32);
}

.page-disclaimer .doc-head .lead {
  margin-top: var(--s-3);
  max-width: var(--doc-measure);
}

.page-disclaimer .doc-head__meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-3);
  margin: var(--s-5) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .doc-head__meta > div {
  padding: var(--s-3);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--ink-800);
}

.page-disclaimer .doc-head__meta dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-dim);
}

.page-disclaimer .doc-head__meta dd {
  margin: 6px 0 0;
  font-size: 20px;
  color: var(--text);
}

.page-disclaimer .doc-head__meta dd.is-gold {
  color: var(--gold);
}

/* ---------- 顶部横幅 ---------- */
.page-disclaimer .doc-banner {
  margin-top: var(--s-5);
}

.page-disclaimer .doc-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .doc-banner figcaption {
  margin-top: var(--s-2);
}

/* ---------- 页内目录 ---------- */
.page-disclaimer .doc-toc {
  margin-top: var(--s-6);
  padding: var(--s-4) 0 var(--s-4);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .doc-toc__title {
  margin: 0 0 var(--s-3);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--text-dim);
}

.page-disclaimer .doc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-2);
}

.page-disclaimer .doc-toc__link {
  display: flex;
  align-items: baseline;
  gap: var(--s-3);
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: var(--ink-800);
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.page-disclaimer .doc-toc__link:hover,
.page-disclaimer .doc-toc__link:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: var(--shadow-cyan);
}

.page-disclaimer .doc-toc__link[aria-current="true"],
.page-disclaimer .doc-toc__link[aria-current="page"] {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: var(--shadow-cyan);
}

.page-disclaimer .doc-toc__idx {
  font-size: 12px;
  color: var(--violet);
  letter-spacing: .06em;
}

.page-disclaimer .doc-toc__link[aria-current="true"] .doc-toc__idx,
.page-disclaimer .doc-toc__link[aria-current="page"] .doc-toc__idx {
  color: var(--cyan);
}

/* ---------- 长文主脉 ---------- */
.page-disclaimer .doc-flow {
  position: relative;
  margin-top: var(--s-6);
  padding-left: 18px;
}

.page-disclaimer .doc-flow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--violet), var(--cyan) 48%, var(--gold));
  opacity: .5;
}

.page-disclaimer .doc-section + .doc-section {
  margin-top: var(--s-6);
}

.page-disclaimer .doc-section__head {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.page-disclaimer .doc-section__idx {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--ink-700);
  color: var(--violet);
  font-size: 13px;
  letter-spacing: .04em;
}

.page-disclaimer .doc-section h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 26px);
  line-height: 1.3;
  margin: 0;
  color: var(--text);
}

.page-disclaimer .doc-section .prose {
  margin-top: var(--s-3);
}

.page-disclaimer .doc-section a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 210, .45);
}

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

/* ---------- 步骤清单 ---------- */
.page-disclaimer .step-list {
  list-style: none;
  margin: var(--s-4) 0 0;
  padding: 0;
  display: grid;
  gap: var(--s-3);
}

.page-disclaimer .step {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-2);
  padding: var(--s-4);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  transition: border-color .18s ease, transform .18s ease;
}

.page-disclaimer .step:hover {
  border-color: var(--line);
  transform: translateY(-2px);
}

.page-disclaimer .step__badge {
  display: inline-block;
  align-self: start;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(139, 92, 255, .5);
  background: var(--violet-soft);
  color: var(--violet);
  font-size: 12px;
  letter-spacing: .06em;
  width: max-content;
}

.page-disclaimer .step__body h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.page-disclaimer .step__body p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
  max-width: var(--doc-measure);
}

/* ---------- 提示块 ---------- */
.page-disclaimer .note {
  margin-top: var(--s-4);
  padding: var(--s-3) var(--s-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-disclaimer .note__tag {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-dim);
}

.page-disclaimer .note p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
  max-width: var(--doc-measure);
}

.page-disclaimer .note--gold {
  border-color: rgba(243, 179, 61, .55);
  background: linear-gradient(135deg, var(--gold-soft), rgba(12, 30, 27, .9));
}

.page-disclaimer .note--gold .note__tag {
  color: var(--gold);
}

.page-disclaimer .note--cyan {
  border-color: rgba(33, 230, 210, .45);
  background: linear-gradient(135deg, var(--cyan-soft), rgba(12, 30, 27, .9));
}

.page-disclaimer .note--cyan .note__tag {
  color: var(--cyan);
}

/* ---------- 版本块 ---------- */
.page-disclaimer .version-block {
  margin-top: var(--s-4);
  padding: var(--s-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--violet-soft), rgba(33, 230, 210, .07) 60%, rgba(6, 17, 15, .9));
}

.page-disclaimer .version-block__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-dim);
}

.page-disclaimer .version-block__code {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(28px, 7vw, 40px);
  letter-spacing: .06em;
  color: var(--gold);
  text-shadow: 0 0 22px rgba(243, 179, 61, .38);
}

.page-disclaimer .version-block__hint {
  margin: var(--s-2) 0 0;
  font-size: 14px;
  color: var(--text-dim);
  max-width: var(--doc-measure);
}

/* ---------- 折叠补充 ---------- */
.page-disclaimer .doc-more {
  margin-top: var(--s-4);
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-700);
}

.page-disclaimer .doc-more summary {
  cursor: pointer;
  padding: 14px var(--s-4);
  font-size: 15px;
  color: var(--cyan);
  list-style: none;
}

.page-disclaimer .doc-more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .doc-more summary::before {
  content: "＋ ";
  font-family: var(--font-mono);
  color: var(--violet);
}

.page-disclaimer .doc-more[open] summary::before {
  content: "− ";
}

.page-disclaimer .doc-more summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-disclaimer .doc-more__body {
  padding: 0 var(--s-4) var(--s-4);
}

.page-disclaimer .doc-more__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
  max-width: var(--doc-measure);
}

/* ---------- 缩放示意图 ---------- */
.page-disclaimer .scale-wrap {
  margin-top: var(--s-4);
  padding: var(--s-3);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--ink-800);
}

.page-disclaimer .scale-fig {
  display: block;
  width: 100%;
  height: auto;
}

.page-disclaimer .scale-fig__label {
  font-family: var(--font-mono);
  font-size: 13px;
  fill: var(--text-dim);
}

/* ---------- 数据条 ---------- */
.page-disclaimer .stat-strip {
  margin-top: var(--s-4);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--line-soft);
  overflow: hidden;
}

.page-disclaimer .stat-strip__item {
  display: grid;
  gap: 6px;
  padding: var(--s-4);
  background: var(--ink-800);
}

.page-disclaimer .stat-strip__num {
  font-size: 24px;
  letter-spacing: .04em;
  color: var(--text);
}

.page-disclaimer .stat-strip__num.is-cyan {
  color: var(--cyan);
}

.page-disclaimer .stat-strip__num.is-gold {
  color: var(--gold);
}

.page-disclaimer .stat-strip__label {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 联系方式 ---------- */
.page-disclaimer .contact-list {
  list-style: none;
  margin: var(--s-4) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--line-soft);
  overflow: hidden;
}

.page-disclaimer .contact-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: var(--s-3) var(--s-4);
  background: var(--ink-800);
}

.page-disclaimer .contact-list__label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-dim);
}

.page-disclaimer .contact-list__value {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-disclaimer .doc-actions {
  margin-top: var(--s-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}

.page-disclaimer .doc-foot-note {
  margin: var(--s-5) 0 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--text-dim);
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .doc-top {
  position: fixed;
  right: 16px;
  bottom: 18px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(12, 30, 27, .94);
  color: var(--text-dim);
  font-size: 13px;
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.page-disclaimer .doc-top:hover,
.page-disclaimer .doc-top:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .doc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-disclaimer .step {
    grid-template-columns: 128px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .contact-list li {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .doc-flow {
    padding-left: var(--doc-rail);
  }

  .page-disclaimer .doc-toc {
    padding-inline: var(--s-4);
  }

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

  .page-disclaimer .doc-head {
    margin-top: var(--s-6);
  }
}
<<<END>>>