.page-disclaimer {
  --doc-line: var(--blueprint);
  --doc-head-w: 300px;
  color: var(--text);
}

.page-disclaimer .mono {
  font-family: var(--font-mono);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .doc-hero {
  padding: clamp(112px, 16vw, 184px) 0 clamp(36px, 5.5vw, 68px);
}

.page-disclaimer .crumbs {
  margin-bottom: clamp(28px, 4vw, 52px);
  font-size: 13px;
}

.page-disclaimer .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.page-disclaimer .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--blueprint);
}

.page-disclaimer .crumbs a {
  color: var(--muted);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-disclaimer .crumbs a:hover {
  color: var(--cyan);
}

.page-disclaimer .crumbs [aria-current="page"] {
  color: var(--gold);
}

.page-disclaimer .doc-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: end;
}

.page-disclaimer h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 58px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.01em;
  max-width: 18ch;
}

.page-disclaimer .lede {
  margin: 22px 0 0;
  max-width: 56ch;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.8;
}

/* 章节索引 */
.page-disclaimer .doc-index {
  border-top: 1px solid var(--doc-line);
  padding-top: 18px;
}

.page-disclaimer .doc-index-title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-disclaimer .doc-index ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .doc-index a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 2px;
  border-bottom: 1px solid var(--doc-line);
  color: var(--muted);
  font-size: 14.5px;
  text-decoration: none;
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-disclaimer .doc-index a .mono {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-disclaimer .doc-index a:hover {
  color: var(--gold);
  padding-left: 8px;
}

/* ---------- 章节 ---------- */
.page-disclaimer .doc-section {
  padding: clamp(44px, 6.5vw, 84px) 0;
  border-top: 1px solid var(--doc-line);
}

.page-disclaimer .doc-section--tail {
  padding-bottom: clamp(72px, 10vw, 132px);
}

.page-disclaimer .doc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.5vw, 40px);
}

.page-disclaimer .doc-num {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-disclaimer .doc-num::after {
  content: "";
  flex: 1;
  max-width: 46px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

.page-disclaimer h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.4vw, 34px);
  font-weight: 800;
  line-height: 1.24;
}

.page-disclaimer .doc-body {
  max-width: 68ch;
}

.page-disclaimer .doc-body > p {
  margin: 0 0 1.05em;
  font-size: 16px;
  line-height: 1.82;
  color: var(--text);
}

.page-disclaimer .doc-body > p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .doc-after {
  margin-top: clamp(22px, 3.2vw, 34px) !important;
  padding-left: 18px;
  border-left: 2px solid var(--cyan);
  color: var(--muted) !important;
  font-size: 15px !important;
}

/* ---------- 图表 ---------- */
.page-disclaimer .doc-figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
}

.page-disclaimer .doc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  background: var(--ink-2);
  object-fit: cover;
}

.page-disclaimer .doc-figure figcaption {
  margin-top: 12px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 规格行 ---------- */
.page-disclaimer .spec {
  margin-top: clamp(26px, 4vw, 42px);
  border-top: 1px solid var(--doc-line);
}

.page-disclaimer .spec-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px solid var(--doc-line);
}

.page-disclaimer .spec-key {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-disclaimer .spec-val {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-disclaimer .spec-val .mono {
  color: var(--gold);
  font-size: 13.5px;
  letter-spacing: 0.06em;
}

/* ---------- 可展开组 ---------- */
.page-disclaimer .doc-fold {
  margin-top: clamp(26px, 4vw, 42px);
  border-top: 1px solid var(--doc-line);
}

.page-disclaimer .doc-fold-item {
  border-bottom: 1px solid var(--doc-line);
}

.page-disclaimer .doc-fold-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 17px 0;
  cursor: pointer;
  list-style: none;
  color: var(--text);
  font-size: 15.5px;
  font-weight: 600;
  transition: color .2s var(--ease);
}

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

.page-disclaimer .doc-fold-item summary::after {
  content: "";
  flex: none;
  margin-left: auto;
  width: 9px;
  height: 9px;
  border-right: 1.5px solid var(--gold);
  border-bottom: 1.5px solid var(--gold);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform .24s var(--ease);
}

.page-disclaimer .doc-fold-item[open] summary::after {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-disclaimer .doc-fold-item summary:hover {
  color: var(--gold);
}

.page-disclaimer .doc-fold-marker {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-disclaimer .doc-fold-body {
  padding: 0 0 20px;
  max-width: 64ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.82;
}

.page-disclaimer .doc-fold-body p {
  margin: 0;
}

/* ---------- 版本镜像 ---------- */
.page-disclaimer .doc-mirror {
  margin-top: clamp(26px, 4vw, 42px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--doc-line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-disclaimer .mirror-side {
  padding: clamp(20px, 3vw, 30px);
  background: var(--ink-2);
}

.page-disclaimer .mirror-side--cn {
  border-top: 2px solid var(--ruby);
}

.page-disclaimer .mirror-side--apple {
  border-top: 2px solid var(--violet);
}

.page-disclaimer .side-tag {
  margin: 0 0 18px;
  font-size: 11.5px;
  letter-spacing: 0.14em;
}

.page-disclaimer .mirror-side--cn .side-tag {
  color: var(--ruby);
}

.page-disclaimer .mirror-side--apple .side-tag {
  color: var(--violet);
}

.page-disclaimer .mirror-side dl {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-disclaimer .mirror-side dl > div {
  margin: 0;
}

.page-disclaimer .mirror-side dt {
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-disclaimer .mirror-side dd {
  margin: 0;
  font-size: 14.8px;
  line-height: 1.72;
  color: var(--text);
}

/* ---------- 引用条目 ---------- */
.page-disclaimer .quote-list {
  margin: clamp(24px, 3.6vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: quote;
  border-top: 1px solid var(--doc-line);
}

.page-disclaimer .quote-list li {
  counter-increment: quote;
  position: relative;
  padding: 18px 0 18px 50px;
  border-bottom: 1px solid var(--doc-line);
}

.page-disclaimer .quote-list li::before {
  content: counter(quote, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-disclaimer .quote-title {
  margin: 0 0 5px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text);
}

.page-disclaimer .quote-list li p:last-child {
  margin: 0;
  font-size: 14.8px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 更正步骤 ---------- */
.page-disclaimer .fix-steps {
  margin-top: clamp(24px, 3.6vw, 40px);
  display: grid;
  border-top: 1px solid var(--doc-line);
}

.page-disclaimer .fix-step {
  display: grid;
  gap: 6px;
  padding: 17px 0;
  border-bottom: 1px solid var(--doc-line);
}

.page-disclaimer .fix-key {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-disclaimer .fix-step p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-disclaimer .fix-step a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 181, 75, .45);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .fix-step a:hover {
  color: var(--gold-lite);
  border-color: var(--gold-lite);
}

.page-disclaimer .fix-callout {
  margin-top: clamp(26px, 4vw, 40px);
  padding: 4px 0 4px clamp(18px, 3vw, 26px);
  border-left: 2px solid var(--gold);
}

.page-disclaimer .fix-callout p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text);
}

/* ---------- 知识产权 ---------- */
.page-disclaimer .ip-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: clamp(22px, 3.2vw, 32px);
}

.page-disclaimer .ip-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  background: linear-gradient(120deg, rgba(232, 181, 75, .18), rgba(53, 230, 210, .08));
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-disclaimer .ip-note {
  font-size: 13.5px;
  color: var(--muted);
}

/* ---------- 收尾索引 ---------- */
.page-disclaimer .doc-tail {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .doc-tail a {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--doc-line);
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color .2s var(--ease), background-color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .doc-tail a:hover {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .spec-row {
    grid-template-columns: minmax(120px, 168px) minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

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

  .page-disclaimer .fix-step {
    grid-template-columns: minmax(90px, 120px) minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-disclaimer .fix-step .fix-key {
    padding-top: 2px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .doc-hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
  }

  .page-disclaimer .doc-grid {
    grid-template-columns: minmax(200px, var(--doc-head-w)) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 84px);
  }

  .page-disclaimer .doc-head {
    position: sticky;
    top: 128px;
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-fold-item summary::after,
  .page-disclaimer .doc-index a,
  .page-disclaimer .doc-tail a,
  .page-disclaimer .fix-step a {
    transition: none;
  }
}