.page-disclaimer {
  --guide-num: clamp(2.4rem, 6vw, 4.2rem);
  background: var(--ink-0);
  color: var(--text);
  padding-bottom: clamp(56px, 9vw, 104px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .guide-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(104px, 15vw, 172px);
  padding-bottom: clamp(20px, 4vw, 36px);
}

.page-disclaimer .guide-hero::before {
  content: "";
  position: absolute;
  top: -14%;
  right: -16%;
  width: min(620px, 78vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 255, 61, 0.14) 0%, rgba(198, 255, 61, 0) 62%);
  pointer-events: none;
}

.page-disclaimer .guide-hero-head {
  position: relative;
  max-width: 920px;
  margin-top: clamp(22px, 4vw, 34px);
}

.page-disclaimer .guide-title {
  margin: 16px 0 0;
  font-size: clamp(2.05rem, 6.4vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
}

.page-disclaimer .guide-lead {
  margin: 20px 0 0;
  max-width: 58ch;
  color: var(--muted);
  line-height: 1.78;
}

/* ---------- 流程带 ---------- */
.page-disclaimer .guide-flow {
  position: relative;
  overflow: hidden;
  margin-top: clamp(28px, 5vw, 48px);
  padding: clamp(20px, 3.4vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-1);
}

.page-disclaimer .guide-flow-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.34;
}

.page-disclaimer .guide-flow-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-disclaimer .guide-flow::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    100deg,
    rgba(5, 7, 14, 0.94) 0%,
    rgba(5, 7, 14, 0.6) 46%,
    rgba(19, 30, 51, 0.9) 100%
  );
  pointer-events: none;
}

.page-disclaimer .guide-flow-steps {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 10px;
}

.page-disclaimer .guide-flow-step {
  flex: 1 1 190px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(11, 18, 32, 0.76);
}

.page-disclaimer .guide-flow-step .numeric {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-disclaimer .guide-flow-step strong {
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-disclaimer .guide-flow-step span:last-child {
  font-size: 13px;
  line-height: 1.62;
  color: var(--muted);
}

.page-disclaimer .guide-flow-arrow {
  align-self: center;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--lime);
}

/* ---------- 章节目录 ---------- */
.page-disclaimer .guide-toc-section {
  padding-top: clamp(28px, 4vw, 40px);
  padding-bottom: clamp(20px, 3vw, 32px);
}

.page-disclaimer .guide-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .guide-toc-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 14px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-disclaimer .guide-toc-link .numeric {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-disclaimer .guide-toc-link:hover,
.page-disclaimer .guide-toc-link:focus-visible {
  color: var(--text);
  border-color: var(--lime);
  background-color: rgba(198, 255, 61, 0.08);
}

/* ---------- 编号分块 ---------- */
.page-disclaimer .guide-list {
  border-top: 1px solid var(--line);
}

.page-disclaimer .guide-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: clamp(26px, 4vw, 42px) 0 clamp(26px, 4vw, 42px) 20px;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h-stuck) + 28px);
}

.page-disclaimer .guide-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(26px, 4vw, 42px);
  bottom: clamp(26px, 4vw, 42px);
  width: 3px;
  border-radius: var(--r-pill);
  background: var(--lime);
  transform: scaleY(0);
  transform-origin: top;
  opacity: 0;
  transition: transform 0.18s var(--ease), opacity 0.18s var(--ease);
}

.page-disclaimer .guide-item:hover::before,
.page-disclaimer .guide-item:focus-within::before {
  transform: scaleY(1);
  opacity: 1;
}

.page-disclaimer .guide-num {
  font-size: clamp(1.7rem, 8vw, 2.4rem);
  line-height: 0.9;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--lime);
  opacity: 0.78;
  transition: color 0.18s var(--ease), opacity 0.18s var(--ease);
}

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

.page-disclaimer .guide-body h2 {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: clamp(1.28rem, 2.6vw, 1.78rem);
  line-height: 1.34;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--text);
}

.page-disclaimer .guide-body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

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

.page-disclaimer .guide-body > p:first-of-type {
  color: var(--text);
}

.page-disclaimer .guide-body a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, 0.42);
  transition: border-color 0.18s var(--ease);
}

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

/* 引用示例卡 */
.page-disclaimer .guide-quote {
  margin: 0 0 16px;
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: var(--paper);
}

.page-disclaimer .guide-body .guide-quote p {
  margin: 0;
}

.page-disclaimer .guide-body .guide-quote .guide-quote-text {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--paper-ink);
  margin-bottom: 8px;
  word-break: break-word;
}

.page-disclaimer .guide-body .guide-quote .guide-quote-note {
  font-size: 13px;
  line-height: 1.66;
  color: var(--paper-muted);
}

/* 差异提醒块 */
.page-disclaimer .guide-warn {
  margin: 0 0 16px;
  padding: 16px 20px;
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(255, 122, 47, 0.08);
}

.page-disclaimer .guide-warn .tag {
  display: inline-block;
  margin-bottom: 10px;
}

.page-disclaimer .guide-body .guide-warn p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .guide-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: rgba(11, 18, 32, 0.9);
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  backdrop-filter: blur(6px);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-disclaimer .guide-top:hover,
.page-disclaimer .guide-top:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

/* ---------- 响应式 ---------- */
@media (max-width: 719px) {
  .page-disclaimer .guide-flow-step {
    flex-basis: 100%;
  }

  .page-disclaimer .guide-flow-arrow {
    align-self: center;
    transform: rotate(90deg);
    margin: -2px 0;
  }

  .page-disclaimer .guide-item {
    padding-left: 16px;
  }
}

@media (min-width: 860px) {
  .page-disclaimer .guide-item {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 52px);
    align-items: start;
    padding-left: 26px;
  }

  .page-disclaimer .guide-num {
    position: sticky;
    top: calc(var(--header-h-stuck) + 32px);
    font-size: var(--guide-num);
    color: var(--line);
    opacity: 1;
  }

  .page-disclaimer .guide-item:hover .guide-num,
  .page-disclaimer .guide-item:focus-within .guide-num {
    color: var(--lime);
  }

  .page-disclaimer .guide-quote {
    max-width: 560px;
  }

  .page-disclaimer .guide-warn {
    max-width: 620px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .guide-item {
    grid-template-columns: 148px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .guide-item::before,
  .page-disclaimer .guide-num,
  .page-disclaimer .guide-toc-link,
  .page-disclaimer .guide-top {
    transition: none;
  }
}