/* ============================================================
   使用说明 / page-disclaimer
   ============================================================ */

.page-disclaimer {
  --disc-rail-w: 212px;
  --disc-accent: var(--neon);
  display: block;
  padding-bottom: clamp(56px, 8vw, 120px);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .disc-intro {
  border-top: 0;
  padding-top: clamp(20px, 4vw, 44px);
  padding-bottom: clamp(28px, 5vw, 60px);
}

.page-disclaimer .disc-head {
  margin-top: clamp(18px, 3vw, 34px);
  display: grid;
  gap: clamp(12px, 2vw, 18px);
}

.page-disclaimer .disc-h1 {
  margin: 0;
  max-width: 15em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6.6vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--text);
}

.page-disclaimer .disc-lede {
  margin: 0;
  max-width: 46em;
  font-family: var(--font-body);
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.78;
  color: var(--muted);
}

.page-disclaimer .disc-hero {
  margin: clamp(28px, 5vw, 56px) 0 0;
  display: block;
}

/* ---------- 主体网格 ---------- */

.page-disclaimer .disc-main {
  border-top: 0;
  padding-top: clamp(8px, 2vw, 24px);
}

.page-disclaimer .disc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(34px, 5vw, 56px);
  align-items: start;
}

/* ---------- 编号条目 ---------- */

.page-disclaimer .disc-list {
  display: grid;
  gap: clamp(30px, 4.2vw, 56px);
  min-width: 0;
}

.page-disclaimer .disc-item {
  --disc-accent: var(--neon);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: clamp(12px, 2.2vw, 28px);
  padding-top: clamp(18px, 2.6vw, 30px);
  border-top: var(--edge) solid var(--line);
  scroll-margin-top: 112px;
}

.page-disclaimer .disc-item--access { --disc-accent: var(--amber); }
.page-disclaimer .disc-item--alert  { --disc-accent: var(--alert); }
.page-disclaimer .disc-item--update { --disc-accent: var(--violet); }

.page-disclaimer .disc-item-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 4.6vw, 54px);
  font-weight: 700;
  line-height: 0.86;
  letter-spacing: -0.03em;
  color: var(--disc-accent);
}

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

.page-disclaimer .disc-item-title {
  position: relative;
  margin: 0;
  padding-bottom: 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 30px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-disclaimer .disc-item-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 48px;
  height: 3px;
  background: var(--disc-accent);
}

.page-disclaimer .disc-item-lead {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.72;
  color: var(--text);
}

/* ---------- 折叠补充说明 ---------- */

.page-disclaimer .disc-more {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-more > summary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 2px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--disc-accent);
  transition: opacity 160ms var(--ease);
}

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

.page-disclaimer .disc-more > summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 17px;
  height: 17px;
  border: 1.5px solid currentColor;
  font-size: 12px;
  line-height: 1;
}

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

.page-disclaimer .disc-more > summary:hover {
  opacity: 0.78;
}

.page-disclaimer .disc-more > summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.page-disclaimer .disc-more-body {
  padding: 16px 0 2px;
  max-width: 48em;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
}

.page-disclaimer .disc-more-body strong {
  color: var(--text);
  font-weight: 600;
}

.page-disclaimer .disc-more-body a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color 160ms var(--ease);
}

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

.page-disclaimer .disc-note {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--disc-accent);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 条目内列表 ---------- */

.page-disclaimer .disc-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-disclaimer .disc-facts li {
  position: relative;
  padding-left: 19px;
}

.page-disclaimer .disc-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--disc-accent);
}

.page-disclaimer .disc-steps {
  list-style: none;
  counter-reset: discstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-disclaimer .disc-steps li {
  counter-increment: discstep;
  position: relative;
  padding-left: 40px;
  line-height: 1.75;
}

.page-disclaimer .disc-steps li::before {
  content: counter(discstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  width: 28px;
  padding-bottom: 3px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--disc-accent);
  border-bottom: 2px solid var(--disc-accent);
}

/* ---------- 右侧阅读刻度 ---------- */

.page-disclaimer .disc-rail {
  border-top: var(--edge) solid var(--line);
  padding-top: 16px;
}

.page-disclaimer .disc-rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-disclaimer .disc-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.page-disclaimer .disc-rail-link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  text-decoration: none;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  transition: color 160ms var(--ease);
}

.page-disclaimer .disc-rail-link:hover,
.page-disclaimer .disc-rail-link:focus-visible {
  color: var(--neon);
}

.page-disclaimer .disc-rail-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--neon);
}

/* ---------- 收尾操作区 ---------- */

.page-disclaimer .disc-outro {
  border-top: 0;
  padding-top: clamp(28px, 4vw, 48px);
  padding-bottom: 0;
}

.page-disclaimer .disc-cta {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 3vw, 34px);
  border: var(--edge) solid var(--line);
  border-left: 6px solid var(--neon);
  background: var(--panel);
  box-shadow: 6px 6px 0 var(--shadow);
}

.page-disclaimer .disc-cta-text {
  margin: 0;
  max-width: 34em;
  font-size: clamp(17px, 1.9vw, 22px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--text);
}

.page-disclaimer .disc-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 桌面：右侧纵向刻度 ---------- */

@media (min-width: 1080px) {
  .page-disclaimer .disc-body {
    grid-template-columns: minmax(0, 1fr) var(--disc-rail-w);
    gap: clamp(40px, 5vw, 80px);
  }

  .page-disclaimer .disc-rail {
    position: sticky;
    top: 104px;
    border-top: 0;
    border-left: var(--edge) solid var(--line);
    padding: 8px 0 8px 22px;
  }

  .page-disclaimer .disc-rail-list {
    display: block;
  }

  .page-disclaimer .disc-rail-list > li {
    position: relative;
    padding: 10px 0;
  }

  .page-disclaimer .disc-rail-list > li::before {
    content: "";
    position: absolute;
    left: -29px;
    top: 50%;
    width: 14px;
    height: 14px;
    margin-top: -7px;
    box-sizing: border-box;
    border: 2px solid var(--neon);
    border-radius: 50%;
    background: var(--night);
  }

  .page-disclaimer .disc-rail-list > li:nth-child(3)::before { border-color: var(--amber); }
  .page-disclaimer .disc-rail-list > li:nth-child(4)::before { border-color: var(--alert); }
  .page-disclaimer .disc-rail-list > li:nth-child(5)::before { border-color: var(--violet); }

  .page-disclaimer .disc-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

/* ---------- 中屏细节 ---------- */

@media (min-width: 720px) and (max-width: 1079px) {
  .page-disclaimer .disc-rail-list {
    gap: 10px 22px;
  }
}

/* ---------- 小屏收敛 ---------- */

@media (max-width: 479px) {
  .page-disclaimer .disc-item {
    column-gap: 10px;
  }

  .page-disclaimer .disc-item-num {
    font-size: 26px;
  }

  .page-disclaimer .disc-item-title::after {
    width: 36px;
  }

  .page-disclaimer .disc-steps li {
    padding-left: 34px;
  }

  .page-disclaimer .disc-cta-actions .btn {
    flex: 1 1 100%;
    justify-content: center;
  }
}

/* ---------- 动效降级 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-more > summary,
  .page-disclaimer .disc-rail-link,
  .page-disclaimer .disc-more-body a {
    transition: none;
  }

  .page-disclaimer .disc-rail {
    position: static;
  }
}
<<<END>>>