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

.page-disclaimer {
  display: block;
  font-family: var(--df-font-body);
  color: var(--df-white);
}

/* ---- 首屏 ---- */
.page-disclaimer .dc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 26px 0 44px;
  background: var(--df-ink);
  border-bottom: 1px solid var(--df-line);
}

.page-disclaimer .dc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: .42;
}

.page-disclaimer .dc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(10, 17, 32, .30) 0%, rgba(10, 17, 32, .74) 58%, var(--df-ink) 100%),
    linear-gradient(90deg, rgba(10, 17, 32, .88) 0%, rgba(10, 17, 32, .22) 72%);
}

.page-disclaimer .dc-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dc-hero__title {
  margin: 12px 0 0;
  font-family: var(--df-font-head);
  font-weight: 900;
  font-size: clamp(46px, 14vw, 104px);
  line-height: .94;
  letter-spacing: -.02em;
  color: var(--df-white);
}

.page-disclaimer .dc-hero__title::after {
  content: "";
  display: block;
  width: 76px;
  height: 3px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--df-red) 0%, var(--df-gold) 100%);
}

.page-disclaimer .dc-hero__lede {
  margin: 20px 0 0;
  max-width: 40ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--df-muted);
}

.page-disclaimer .dc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

/* ---- 顶部锚点 ---- */
.page-disclaimer .dc-anchors {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 17, 32, .94);
  border-bottom: 1px solid var(--df-line);
  backdrop-filter: blur(10px);
}

.page-disclaimer .dc-anchors__inner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 9px;
  padding-bottom: 9px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-disclaimer .dc-anchors__inner::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .dc-anchors__label {
  flex: none;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--df-gold);
}

.page-disclaimer .dc-anchors__list {
  display: flex;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
  white-space: nowrap;
}

.page-disclaimer .dc-anchor {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border: 1px solid transparent;
  border-radius: 2px;
  color: var(--df-muted);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  transition: color .22s var(--df-ease), border-color .22s var(--df-ease), background-color .22s var(--df-ease);
}

.page-disclaimer .dc-anchor .df-mono {
  font-size: 10px;
  color: var(--df-line);
  transition: color .22s var(--df-ease);
}

.page-disclaimer .dc-anchor:hover,
.page-disclaimer .dc-anchor:focus-visible {
  color: var(--df-gold-soft);
  border-color: var(--df-line);
  background: rgba(233, 184, 92, .07);
  outline: none;
}

.page-disclaimer .dc-anchor:hover .df-mono,
.page-disclaimer .dc-anchor:focus-visible .df-mono {
  color: var(--df-gold);
}

/* ---- 章节卡片 ---- */
.page-disclaimer .dc-cards {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 34px 0 10px;
}

.page-disclaimer .dc-card {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--df-line);
  border-radius: 0;
  background: linear-gradient(180deg, rgba(18, 28, 48, .74) 0%, rgba(18, 28, 48, .34) 100%);
  scroll-margin-top: 76px;
  transition: border-color .28s var(--df-ease), box-shadow .28s var(--df-ease);
}

.page-disclaimer .dc-card:target {
  border-color: rgba(233, 184, 92, .62);
  box-shadow: 0 0 0 1px rgba(233, 184, 92, .16);
}

.page-disclaimer .dc-card__head {
  padding: 22px 18px 18px;
  border-bottom: 1px solid var(--df-line);
}

.page-disclaimer .dc-card__no {
  display: block;
  font-size: 24px;
  line-height: 1;
  letter-spacing: .06em;
  color: var(--df-red);
}

.page-disclaimer .dc-card__no::after {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-top: 12px;
  background: var(--df-gold);
}

.page-disclaimer .dc-card__title {
  margin: 16px 0 0;
  font-family: var(--df-font-head);
  font-weight: 800;
  font-size: clamp(20px, 5vw, 27px);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--df-white);
}

.page-disclaimer .dc-card__sum {
  margin: 9px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--df-muted);
}

.page-disclaimer .dc-card__body {
  padding: 20px 18px 24px;
}

.page-disclaimer .dc-card__body > p {
  margin: 0 0 15px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 245, 250, .88);
}

.page-disclaimer .dc-card__body > p:last-child {
  margin-bottom: 0;
}

/* ---- 折叠说明 ---- */
.page-disclaimer .df-fold {
  margin-top: 18px;
  padding-top: 0;
  border-top: 1px dashed var(--df-line);
}

.page-disclaimer .df-fold > summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 13px;
  list-style: none;
  cursor: pointer;
  font-size: 13px;
  line-height: 1.6;
  color: var(--df-gold-soft);
}

.page-disclaimer .df-fold > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .df-fold > summary::before {
  content: "+";
  font-family: var(--df-font-mono);
  font-size: 14px;
  color: var(--df-gold);
}

.page-disclaimer .df-fold[open] > summary::before {
  content: "–";
}

.page-disclaimer .df-fold__body {
  padding: 10px 0 2px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--df-muted);
}

.page-disclaimer .df-fold__body p {
  margin: 0;
}

/* ---- 更新节奏刻度 ---- */
.page-disclaimer .dc-scale {
  margin: 4px 0 18px;
  padding: 14px 16px;
  border: 1px solid var(--df-line);
  border-left: 2px solid var(--df-mint);
  background: rgba(79, 214, 196, .05);
}

.page-disclaimer .dc-scale__cap {
  display: block;
  margin-bottom: 12px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--df-mint);
}

.page-disclaimer .dc-scale__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-scale__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-disclaimer .dc-scale__t {
  flex: none;
  min-width: 92px;
  font-size: 12px;
  color: var(--df-gold-soft);
}

.page-disclaimer .dc-scale__k {
  font-size: 13px;
  line-height: 1.65;
  color: var(--df-muted);
}

/* ---- 会员等级 ---- */
.page-disclaimer .dc-tiers {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 4px 0 18px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-tier {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 12px 14px;
  border: 1px solid var(--df-line);
  background: rgba(10, 17, 32, .5);
}

.page-disclaimer .dc-tier--hl {
  border-color: rgba(233, 184, 92, .5);
  background: rgba(233, 184, 92, .07);
}

.page-disclaimer .dc-tier__lv {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--df-gold);
}

.page-disclaimer .dc-tier--hl .dc-tier__lv {
  color: var(--df-gold-soft);
}

.page-disclaimer .dc-tier__desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(242, 245, 250, .86);
}

/* ---- 反馈三步 ---- */
.page-disclaimer .dc-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 4px 0 20px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-flow__step {
  padding-left: 16px;
  border-left: 1px solid var(--df-line);
  transition: border-color .25s var(--df-ease);
}

.page-disclaimer .dc-flow__step:hover {
  border-left-color: var(--df-gold);
}

.page-disclaimer .dc-flow__node {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--df-gold);
  border-radius: 50%;
  font-size: 13px;
  color: var(--df-gold);
  transition: background-color .25s var(--df-ease), color .25s var(--df-ease), box-shadow .25s var(--df-ease);
}

.page-disclaimer .dc-flow__step:hover .dc-flow__node {
  background: var(--df-gold);
  color: var(--df-ink);
  box-shadow: 0 0 0 5px rgba(233, 184, 92, .16);
}

.page-disclaimer .dc-flow__title {
  margin: 11px 0 0;
  font-family: var(--df-font-head);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0;
  color: var(--df-white);
}

.page-disclaimer .dc-flow__desc {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--df-muted);
}

/* ---- 收尾 ---- */
.page-disclaimer .dc-outro {
  padding: 40px 0 56px;
}

.page-disclaimer .dc-outro__title {
  margin: 0 0 16px;
  font-family: var(--df-font-head);
  font-weight: 800;
  font-size: clamp(22px, 6vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--df-white);
}

.page-disclaimer .dc-outro__note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(242, 245, 250, .88);
}

.page-disclaimer .dc-outro__actions {
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---- 平板及以上 ---- */
@media (min-width: 760px) {
  .page-disclaimer .dc-hero {
    padding: 40px 0 64px;
  }

  .page-disclaimer .dc-hero__lede {
    font-size: 16px;
  }

  .page-disclaimer .dc-anchors__inner {
    gap: 16px;
    padding-top: 11px;
    padding-bottom: 11px;
    overflow-x: visible;
  }

  .page-disclaimer .dc-cards {
    gap: 22px;
    padding-top: 46px;
  }

  .page-disclaimer .dc-card {
    grid-template-columns: 262px 1fr;
  }

  .page-disclaimer .dc-card__head {
    padding: 28px 24px;
    border-bottom: none;
    border-right: 1px solid var(--df-line);
  }

  .page-disclaimer .dc-card__body {
    padding: 28px 26px 30px;
  }

  .page-disclaimer .dc-scale__list {
    flex-direction: row;
    gap: 0;
  }

  .page-disclaimer .dc-scale__list li {
    flex: 1;
    flex-direction: column;
    gap: 6px;
    padding: 0 14px;
    border-left: 1px solid var(--df-line);
  }

  .page-disclaimer .dc-scale__list li:first-child {
    padding-left: 0;
    border-left: none;
  }

  .page-disclaimer .dc-scale__t {
    min-width: 0;
  }

  .page-disclaimer .dc-tiers {
    flex-direction: row;
    gap: 10px;
  }

  .page-disclaimer .dc-tier {
    flex: 1;
    padding: 14px 16px;
  }

  .page-disclaimer .dc-flow {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    margin-bottom: 22px;
  }

  .page-disclaimer .dc-flow__step {
    padding: 0 18px;
    border-left: 1px solid var(--df-line);
  }

  .page-disclaimer .dc-flow__step:first-child {
    padding-left: 0;
    border-left: none;
  }
}

/* ---- 桌面加宽 ---- */
@media (min-width: 1080px) {
  .page-disclaimer .dc-card {
    grid-template-columns: 300px 1fr;
  }

  .page-disclaimer .dc-card__head {
    padding: 32px 28px;
  }

  .page-disclaimer .dc-card__body {
    padding: 32px 32px 34px;
  }

  .page-disclaimer .dc-card__body > p {
    max-width: 68ch;
  }
}

/* ---- 减少动态效果 ---- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-anchor,
  .page-disclaimer .dc-card,
  .page-disclaimer .dc-flow__node,
  .page-disclaimer .dc-flow__step {
    transition: none;
  }
}
</PAGE_CSS>>>