/* ============================================================
   使用指引 /usage/
   条目清单 + 等宽刻度编号 + 右侧旁注
   ============================================================ */

.page-disclaimer {
  --guide-idx-w: 3.4rem;
  --guide-pad-left: clamp(14px, 2vw, 22px);
  scroll-margin-top: 90px;
}

.page-disclaimer .breadcrumbs {
  margin-top: clamp(20px, 4vw, 40px);
  margin-bottom: clamp(18px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .guide-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
  margin-bottom: clamp(48px, 7vw, 88px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(120% 150% at 0% 0%, rgba(198, 255, 61, 0.11), transparent 56%),
    radial-gradient(90% 130% at 100% 100%, rgba(111, 227, 210, 0.08), transparent 60%),
    linear-gradient(150deg, var(--stand), var(--night) 64%);
  overflow: hidden;
}

.page-disclaimer .guide-hero__copy .eyebrow {
  margin: 0 0 clamp(14px, 2vw, 22px);
}

.page-disclaimer .guide-hero__copy h1 {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(31px, 5.6vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-disclaimer .guide-hero__copy .lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--muted);
}

.page-disclaimer .guide-hero__art {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--mask);
  overflow: hidden;
}

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

@media (min-width: 900px) {
  .page-disclaimer .guide-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }
}

/* ---------- 章节 ---------- */

.page-disclaimer .guide-block {
  padding-top: clamp(32px, 5vw, 52px);
  border-top: 1px solid var(--line);
  margin-bottom: clamp(44px, 6.5vw, 76px);
}

.page-disclaimer .guide-block__head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2vw, 18px);
  margin-bottom: clamp(10px, 1.6vw, 16px);
}

.page-disclaimer .guide-block__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.3vw, 14px);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--lime);
  padding-top: 0.42em;
}

.page-disclaimer .guide-block__head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-disclaimer .guide-block__intro {
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

@media (min-width: 760px) {
  .page-disclaimer .guide-block__head {
    display: grid;
    grid-template-columns: var(--guide-idx-w) minmax(0, 1fr);
    gap: 0 clamp(20px, 3vw, 32px);
  }

  .page-disclaimer .guide-block__intro {
    padding-left: calc(var(--guide-idx-w) + clamp(20px, 3vw, 32px));
  }
}

/* ---------- 条目清单 ---------- */

.page-disclaimer .guide-rules {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .guide-rule {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 4px 14px;
  align-items: start;
  padding: clamp(18px, 2.4vw, 24px) 0 clamp(18px, 2.4vw, 24px) var(--guide-pad-left);
  border-left: 3px solid transparent;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .guide-rule:last-child {
  border-bottom: none;
}

.page-disclaimer .guide-rule__idx {
  grid-column: 1;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-disclaimer .guide-rule__main {
  grid-column: 2;
  min-width: 0;
}

.page-disclaimer .guide-rule__main h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-disclaimer .guide-rule__main p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-disclaimer .guide-rule__main a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-deep);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-disclaimer .guide-rule__note {
  grid-column: 2;
  margin: 10px 0 0;
  padding-left: 10px;
  border-left: 2px solid var(--line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--cyan);
}

/* 重点条目：警示橙 */

.page-disclaimer .guide-rule--alert {
  border-left-color: var(--alert);
  background: linear-gradient(90deg, rgba(255, 122, 47, 0.10), rgba(255, 122, 47, 0) 66%);
}

.page-disclaimer .guide-rule--alert .guide-rule__idx {
  color: var(--alert);
}

.page-disclaimer .guide-rule--alert .guide-rule__note {
  border-left-color: var(--alert);
  color: var(--alert);
}

@media (min-width: 760px) {
  .page-disclaimer .guide-rule {
    grid-template-columns: var(--guide-idx-w) minmax(0, 1fr) 11rem;
    gap: 0 clamp(20px, 3vw, 32px);
    padding-top: clamp(20px, 2.6vw, 26px);
    padding-bottom: clamp(20px, 2.6vw, 26px);
  }

  .page-disclaimer .guide-rule__note {
    grid-column: 3;
    margin-top: 2px;
    padding-left: 12px;
  }
}

@media (max-width: 379px) {
  .page-disclaimer .guide-rule {
    grid-template-columns: 2.2rem minmax(0, 1fr);
    gap: 4px 10px;
  }
}

/* ---------- 相关入口 ---------- */

.page-disclaimer .guide-links {
  margin-top: clamp(48px, 7vw, 80px);
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(158deg, var(--stand), var(--night) 72%);
}

.page-disclaimer .guide-links h2 {
  margin: 0 0 clamp(14px, 2.2vw, 22px);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 28px);
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-disclaimer .guide-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .guide-links li + li {
  border-top: 1px solid var(--line);
}

.page-disclaimer .guide-links a {
  display: block;
  padding: 14px 6px 14px 0;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-disclaimer .guide-links a::before {
  content: "→";
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-mono);
  color: var(--lime-deep);
  transition: color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-disclaimer .guide-links a:hover,
.page-disclaimer .guide-links a:focus-visible {
  color: var(--white);
  padding-left: 8px;
}

.page-disclaimer .guide-links a:hover::before,
.page-disclaimer .guide-links a:focus-visible::before {
  color: var(--lime);
}

/* ---------- 页脚按钮 ---------- */

.page-disclaimer .guide-foot {
  margin: clamp(28px, 4vw, 44px) 0 0;
  display: flex;
  justify-content: flex-start;
}
<<<END>>>