.page-disclaimer {
  --doc-shell: 880px;
  --doc-rule: var(--line);
  background: var(--deep);
  color: var(--mist);
  padding-bottom: clamp(48px, 8vw, 104px);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55em;
  padding-top: clamp(18px, 3.5vw, 34px);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}

.page-disclaimer .breadcrumbs a {
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-disclaimer .breadcrumbs .slash {
  color: var(--doc-rule);
}

.page-disclaimer .breadcrumbs .bc-current {
  color: var(--cyan);
}

/* ---------- 页首 ---------- */
.page-disclaimer .doc-head {
  max-width: var(--doc-shell);
  margin: 0 auto;
  padding-top: clamp(22px, 4.5vw, 54px);
}

.page-disclaimer .doc-head h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(27px, 5.4vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--mist);
}

.page-disclaimer .doc-head .lead {
  margin: clamp(16px, 2.6vw, 26px) 0 0;
  max-width: 40em;
  font-size: clamp(0.94rem, 1.35vw, 1.06rem);
  line-height: 1.82;
  color: var(--ink-dim);
}

/* ---------- 横向刻度尺 ---------- */
.page-disclaimer .doc-scale {
  max-width: var(--doc-shell);
  margin: clamp(34px, 6vw, 64px) auto 0;
}

.page-disclaimer .scale-svg {
  display: block;
  width: 100%;
  height: clamp(34px, 5vw, 52px);
}

.page-disclaimer .scale-axis {
  stroke: var(--doc-rule);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.page-disclaimer .scale-node {
  fill: var(--cyan);
}

.page-disclaimer .scale-legend {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  text-align: center;
}

.page-disclaimer .scale-legend li {
  min-width: 0;
}

.page-disclaimer .scale-legend a {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3em;
  padding: 4px 2px 6px;
  font-family: var(--font-mono);
  font-size: clamp(0.58rem, 1.5vw, 0.7rem);
  line-height: 1.3;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-disclaimer .scale-legend a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .scale-legend .num {
  font-size: 0.95em;
  color: var(--orange);
  letter-spacing: 0;
}

/* ---------- 首屏氛围图 ---------- */
.page-disclaimer .doc-figure {
  max-width: var(--doc-shell);
  margin: clamp(28px, 5vw, 52px) auto 0;
}

.page-disclaimer .doc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--hull);
  clip-path: var(--cut-md);
}

/* ---------- 章节 ---------- */
.page-disclaimer .doc-block {
  max-width: var(--doc-shell);
  margin: 0 auto;
  padding: clamp(32px, 6vw, 62px) 0;
}

.page-disclaimer .doc-block + .doc-block {
  border-top: 1px solid var(--doc-rule);
}

.page-disclaimer .block-num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--cyan);
  transition: color 0.25s var(--ease);
}

.page-disclaimer .doc-block:target .block-num {
  color: var(--orange);
}

.page-disclaimer .block-body h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.6vw, 1.7rem);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-disclaimer .block-body p {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-disclaimer .block-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 208, 0.42);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

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

.page-disclaimer .block-body a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .mono-addr {
  font-family: var(--font-mono);
  font-size: 0.94em;
  color: var(--cyan);
  word-break: break-all;
}

/* ---------- 要点条 ---------- */
.page-disclaimer .key-list {
  display: grid;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .key-list li {
  position: relative;
  padding: 12px 16px 12px 20px;
  font-size: 0.89rem;
  line-height: 1.7;
  color: var(--ink-dim);
  background: rgba(11, 39, 64, 0.62);
  border-left: 3px solid var(--doc-rule);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: border-left-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .key-list li:hover {
  border-left-color: var(--cyan);
  background: rgba(47, 243, 208, 0.07);
  color: var(--mist);
}

/* ---------- 纠错折叠块 ---------- */
.page-disclaimer .fix-detail {
  max-width: 40em;
  margin: 22px 0 0;
  background: rgba(11, 39, 64, 0.5);
  border: 1px solid var(--doc-rule);
  clip-path: var(--cut-md);
  transition: border-color 0.2s var(--ease);
}

.page-disclaimer .fix-detail[open] {
  border-color: rgba(47, 243, 208, 0.42);
}

.page-disclaimer .fix-detail summary {
  display: flex;
  align-items: center;
  gap: 0.7em;
  padding: 14px 20px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
  transition: color 0.2s var(--ease);
}

.page-disclaimer .fix-detail summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .fix-detail summary::before {
  content: "+";
  flex: 0 0 auto;
  font-size: 1.15em;
  line-height: 1;
  color: var(--orange);
}

.page-disclaimer .fix-detail[open] summary::before {
  content: "–";
}

.page-disclaimer .fix-detail summary:hover {
  color: var(--mist);
}

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

.page-disclaimer .fix-detail ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 2px 22px 20px 40px;
  list-style: none;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-disclaimer .fix-detail li {
  position: relative;
}

.page-disclaimer .fix-detail li::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 0.68em;
  width: 9px;
  height: 1px;
  background: var(--mint);
}

/* ---------- 桌面端双栏编号 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .doc-block {
    display: grid;
    grid-template-columns: 4.6rem minmax(0, 1fr);
    column-gap: clamp(20px, 4vw, 46px);
  }

  .page-disclaimer .block-num {
    margin-bottom: 0;
    padding-top: 0.06em;
    font-size: clamp(1.9rem, 3vw, 2.4rem);
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 420px) {
  .page-disclaimer .doc-head h1 {
    font-size: 1.6rem;
    line-height: 1.2;
  }

  .page-disclaimer .scale-legend a {
    font-size: 0.56rem;
    letter-spacing: 0.02em;
  }

  .page-disclaimer .key-list li {
    padding: 11px 13px 11px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition-duration: 0.01ms !important;
  }
}