/* ===== 使用须知 / page-disclaimer ===== */

.page-disclaimer {
  --dl-rule: var(--c-line);
  --dl-gap: clamp(16px, 3vw, 28px);
  background: var(--c-ink);
  color: var(--c-text);
}

/* ---------- 页首 ---------- */
.page-disclaimer .dl-intro {
  position: relative;
  overflow: hidden;
  border-bottom: var(--bw) solid var(--dl-rule);
  padding-block: clamp(20px, 4vw, 36px) clamp(28px, 5vw, 56px);
}

.page-disclaimer .dl-intro::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(43, 69, 96, 0.65) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(43, 69, 96, 0.65) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.22;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 76%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 76%);
}

.page-disclaimer .dl-intro-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
}

.page-disclaimer .dl-intro-main {
  min-width: 0;
}

.page-disclaimer h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.6vw, 54px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--c-white);
}

.page-disclaimer .dl-lede {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--c-text);
}

.page-disclaimer .dl-points {
  list-style: none;
  margin: 24px 0 0;
  padding: 18px 0 0;
  border-top: var(--bw) solid var(--dl-rule);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-disclaimer .dl-points li {
  display: grid;
  gap: 3px;
  padding-left: 12px;
  border-left: 3px solid var(--c-line);
  min-width: 0;
}

.page-disclaimer .dl-points li:nth-child(1) { border-left-color: var(--c-cyan); }
.page-disclaimer .dl-points li:nth-child(2) { border-left-color: var(--c-amber); }
.page-disclaimer .dl-points li:nth-child(3) { border-left-color: var(--c-grey); }

.page-disclaimer .dl-point-k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-text-2);
}

.page-disclaimer .dl-point-v {
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-text);
}

.page-disclaimer .dl-cover {
  margin: 0;
  border: var(--bw) solid var(--dl-rule);
  background: var(--c-panel);
  box-shadow: var(--shadow-hard);
  min-width: 0;
}

.page-disclaimer .dl-cover img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-disclaimer .dl-cover-cap {
  padding: 8px 12px;
  border-top: 1px solid var(--dl-rule);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.5;
  color: var(--c-text-2);
}

/* ---------- 主体：细线目录 + 编号章节 ---------- */
.page-disclaimer .dl-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  padding-block: clamp(28px, 5vw, 56px);
}

.page-disclaimer .dl-index {
  border-left: 3px solid var(--c-cyan);
  padding: 2px 0 2px 14px;
  min-width: 0;
}

.page-disclaimer .dl-index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-text-2);
}

.page-disclaimer .dl-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .dl-index-list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 7px 8px 7px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-text-2);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .dl-index-list a:hover,
.page-disclaimer .dl-index-list a:focus-visible {
  color: var(--c-white);
  background: var(--c-panel-2);
}

.page-disclaimer .dl-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

.page-disclaimer .dl-legend {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--dl-rule);
  display: grid;
  gap: 8px;
}

.page-disclaimer .dl-legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-text-2);
}

.page-disclaimer .dl-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-line);
}

.page-disclaimer .dl-dot--cyan { background: var(--c-cyan); }
.page-disclaimer .dl-dot--amber { background: var(--c-amber); }
.page-disclaimer .dl-dot--grey { background: var(--c-grey); }

.page-disclaimer .dl-sections {
  min-width: 0;
}

.page-disclaimer .dl-sec {
  padding-block: clamp(24px, 4vw, 36px);
  border-top: var(--bw) solid var(--dl-rule);
}

.page-disclaimer .dl-sec:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .dl-sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 12px;
}

.page-disclaimer .dl-sec-num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3.4vw, 26px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--c-cyan);
}

.page-disclaimer .dl-sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.6vw, 30px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.005em;
  color: var(--c-white);
  min-width: 0;
}

.page-disclaimer .dl-anchor {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--c-text-2);
  text-decoration: none;
  border: 1px solid var(--dl-rule);
  padding: 3px 7px;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .dl-anchor:hover,
.page-disclaimer .dl-anchor:focus-visible {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
}

.page-disclaimer .dl-sec-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 3vw, 26px);
  margin-top: 16px;
}

.page-disclaimer .dl-text p {
  margin: 0 0 12px;
  max-width: 66ch;
  font-size: clamp(14.5px, 1.5vw, 16px);
  line-height: 1.8;
  color: var(--c-text);
}

.page-disclaimer .dl-text p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dl-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .dl-list li {
  position: relative;
  padding-left: 18px;
  font-size: clamp(14px, 1.4vw, 15px);
  line-height: 1.7;
  color: var(--c-text);
}

.page-disclaimer .dl-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--c-cyan);
}

.page-disclaimer .dl-note {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 14px 16px;
  background: var(--c-panel);
  border-left: 3px solid var(--c-line);
  min-width: 0;
}

.page-disclaimer .dl-note--cyan { border-left-color: var(--c-cyan); }
.page-disclaimer .dl-note--amber { border-left-color: var(--c-amber); }
.page-disclaimer .dl-note--grey { border-left-color: var(--c-grey); }

.page-disclaimer .dl-note-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-text-2);
}

.page-disclaimer .dl-note p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--c-text-2);
}

/* ---------- 出口 ---------- */
.page-disclaimer .dl-next {
  border-top: var(--bw) solid var(--dl-rule);
  background: var(--c-panel);
  padding-block: clamp(28px, 5vw, 52px);
}

.page-disclaimer .dl-next-head {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.8vw, 32px);
  font-weight: 700;
  line-height: 1.24;
  color: var(--c-white);
}

.page-disclaimer .dl-next-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-disclaimer .dl-next-link {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 18px 44px 18px 16px;
  border: var(--bw) solid var(--dl-rule);
  background: var(--c-ink);
  color: var(--c-text);
  text-decoration: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-disclaimer .dl-next-link:hover,
.page-disclaimer .dl-next-link:focus-visible {
  transform: translate(-2px, -2px);
  border-color: var(--c-cyan);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .dl-next-k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
}

.page-disclaimer .dl-next-v {
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-text);
}

.page-disclaimer .dl-next-arrow {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-text-2);
}

.page-disclaimer .dl-top-wrap {
  margin: 26px 0 0;
}

.page-disclaimer .dl-top {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-text-2);
  text-decoration: none;
  border-bottom: 1px solid var(--dl-rule);
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .dl-top:hover,
.page-disclaimer .dl-top:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .dl-points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 18px;
  }

  .page-disclaimer .dl-next-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dl-intro-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(250px, 0.8fr);
    align-items: start;
  }

  .page-disclaimer .dl-sec-body {
    grid-template-columns: minmax(0, 1fr) minmax(200px, 246px);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .dl-body {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .dl-index {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dl-index-list a,
  .page-disclaimer .dl-anchor,
  .page-disclaimer .dl-next-link,
  .page-disclaimer .dl-top {
    transition: none;
  }

  .page-disclaimer .dl-next-link:hover,
  .page-disclaimer .dl-next-link:focus-visible {
    transform: none;
  }
}
<<<END>>>