.page-disclaimer {
  --pd-gap: clamp(30px, 5vw, 66px);
  --pd-track: linear-gradient(90deg, var(--lime-signal) 0%, rgba(163, 230, 53, .45) 14%, var(--line) 78%);
  position: relative;
  padding-block: clamp(20px, 3.4vw, 40px) clamp(64px, 9vw, 128px);
  overflow-x: clip;
}

.page-disclaimer .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: end;
  margin-bottom: var(--pd-gap);
  position: relative;
}

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

.page-disclaimer h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 6.6vw, 62px);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--text-primary);
  margin: .32em 0 .5em;
  text-wrap: balance;
}

.page-disclaimer .dc-hero__copy .lede {
  max-width: 60ch;
  font-size: clamp(15px, 1.8vw, 17.5px);
}

.page-disclaimer .dc-hero__art {
  margin: 0;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(70% 70% at 78% 12%, var(--glow-lime), transparent 68%),
    linear-gradient(155deg, var(--panel-ink), var(--turf-deep));
}

.page-disclaimer .dc-hero__art img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-disclaimer .dc-hero__art figcaption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 26px 16px 12px;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .03em;
  color: var(--text-muted);
  background: linear-gradient(to top, rgba(7, 11, 20, .94), rgba(7, 11, 20, 0));
}

/* ---------- 索引条 ---------- */
.page-disclaimer .dc-index {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-block: 12px;
  margin-bottom: var(--pd-gap);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  scrollbar-width: none;
}

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

.page-disclaimer .dc-index__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(19, 32, 51, .55);
  color: var(--text-muted);
  font-size: 13px;
  letter-spacing: .04em;
  text-decoration: none;
  transition: color .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-disclaimer .dc-index__link:hover,
.page-disclaimer .dc-index__link:focus-visible {
  color: var(--text-primary);
  border-color: var(--line-strong);
  background: var(--panel-ink);
}

.page-disclaimer .dc-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .06em;
  color: var(--lime-signal);
}

/* ---------- 章节 ---------- */
.page-disclaimer .dc-section {
  scroll-margin-top: calc(var(--header-h) + var(--band-h) + 22px);
}

.page-disclaimer .dc-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-disclaimer .dc-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.6vw, 15px);
  font-variant-numeric: tabular-nums;
  letter-spacing: .08em;
  color: var(--lime-signal);
}

.page-disclaimer h2 {
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 40px);
  line-height: 1.12;
  letter-spacing: -.012em;
  color: var(--text-primary);
  margin: 0;
  text-wrap: balance;
}

.page-disclaimer .dc-section__lead {
  max-width: 62ch;
  margin: 0 0 20px;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.78;
  color: var(--text-muted);
}

.page-disclaimer .dc-section__lead a {
  color: var(--sky-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(94, 234, 212, .38);
}

.page-disclaimer .dc-section__lead a:hover {
  border-bottom-color: var(--sky-cyan);
}

/* ---------- 要点列表 ---------- */
.page-disclaimer .dc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-disclaimer .dc-list__item {
  position: relative;
  padding-inline-start: 22px;
  font-size: 15.5px;
  line-height: 1.74;
  color: var(--text-primary);
}

.page-disclaimer .dc-list__item::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 1px;
  background: var(--lime-signal);
  box-shadow: 0 0 0 4px var(--glow-lime);
}

.page-disclaimer .dc-list__item strong {
  font-weight: 600;
  color: var(--text-primary);
}

.page-disclaimer .dc-list__item a {
  color: var(--sky-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(94, 234, 212, .34);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

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

/* ---------- 章节间的横向分隔轨道 ---------- */
.page-disclaimer .dc-rule {
  height: 2px;
  margin: clamp(30px, 5.4vw, 66px) 0;
  border-radius: 2px;
  background-image: var(--pd-track);
  opacity: .72;
}

/* ---------- 联系区块 ---------- */
.page-disclaimer .dc-contact {
  display: grid;
  gap: 14px;
  margin-top: 22px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    radial-gradient(90% 90% at 100% 0%, var(--glow-cyan), transparent 62%),
    linear-gradient(160deg, var(--panel-ink), var(--turf-deep));
}

.page-disclaimer .dc-contact__row {
  display: grid;
  gap: 4px;
}

.page-disclaimer .dc-contact__key {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-muted);
}

.page-disclaimer .dc-contact__val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-primary);
  word-break: break-word;
}

.page-disclaimer .dc-contact__val--mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .01em;
}

.page-disclaimer .dc-contact__note {
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.74;
  color: var(--text-muted);
}

/* ---------- 时间轨 ---------- */
.page-disclaimer .dc-timeline {
  margin: var(--pd-gap) 0 0;
  padding-top: clamp(24px, 4vw, 40px);
  border-top: 2px solid transparent;
  border-image: var(--pd-track) 1;
}

.page-disclaimer .dc-timeline__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.page-disclaimer .dc-rail {
  display: grid;
  gap: 22px;
  position: relative;
}

.page-disclaimer .dc-rail__stop {
  position: relative;
  padding-top: 24px;
}

.page-disclaimer .dc-rail__stop::before {
  content: "";
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--lime-signal);
  box-shadow: 0 0 0 5px var(--glow-lime);
}

.page-disclaimer .dc-rail__when {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .1em;
  color: var(--sky-cyan);
  margin-bottom: 6px;
}

.page-disclaimer .dc-rail__title {
  display: block;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: .01em;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.page-disclaimer .dc-rail__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-muted);
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .dc-top {
  position: fixed;
  inset-inline-end: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 30px);
  z-index: 30;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: rgba(19, 32, 51, .88);
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1;
  text-decoration: none;
  backdrop-filter: blur(6px);
  transition: color .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}

.page-disclaimer .dc-top:hover,
.page-disclaimer .dc-top:focus-visible {
  color: var(--lime-signal);
  border-color: var(--lime-signal);
  transform: translateY(-2px);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .dc-contact__row {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: baseline;
    gap: 4px 18px;
  }

  .page-disclaimer .dc-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 32px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dc-hero {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    gap: clamp(34px, 4.4vw, 68px);
  }

  .page-disclaimer .dc-hero__art img {
    aspect-ratio: 4 / 3;
  }

  .page-disclaimer .dc-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 44px);
  }

  .page-disclaimer .dc-rail::before {
    content: "";
    position: absolute;
    inset-inline: 0;
    top: 5px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--lime-signal), var(--sky-cyan) 52%, var(--line-strong));
    opacity: .55;
  }

  .page-disclaimer .dc-rail__stop {
    padding-top: 28px;
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .dc-section__lead {
    font-size: 17px;
  }
}