.page-disclaimer {
  --disc-gap: clamp(40px, 5vw, 72px);
  --disc-rule: rgba(251, 246, 237, 0.22);
  padding-bottom: clamp(48px, 6vw, 96px);
}

.page-disclaimer .crumb {
  padding: clamp(16px, 2vw, 24px) 0 0;
}

.page-disclaimer .disc-hero {
  padding: clamp(20px, 3vw, 40px) 0 clamp(40px, 6vw, 88px);
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 44px);
}

.page-disclaimer .disc-hero__lead {
  max-width: 40ch;
}

.page-disclaimer .disc-hero__intro {
  margin: 18px 0 0;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--ink);
}

.page-disclaimer .disc-hero__note {
  margin: 22px 0 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--ink);
}

.page-disclaimer .disc-hero__note-label {
  display: inline-block;
  margin-right: 10px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  letter-spacing: 0.18em;
  color: var(--turquoise);
  border: 1px solid var(--turquoise-pale);
  border-radius: 2px;
}

/* 深靛蓝摘要卡 */
.page-disclaimer .disc-summary {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3vw, 38px);
  background: var(--indigo);
  color: var(--warm-white);
  border-radius: 2px;
  border-top: 4px solid var(--butter);
}

.page-disclaimer .disc-summary__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-disclaimer .disc-summary > *:not(.disc-summary__bg) {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-summary__label {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--butter);
}

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

.page-disclaimer .disc-rule {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid var(--disc-rule);
  color: var(--warm-white);
  text-decoration: none;
  transition: color 240ms var(--ease), padding-left 240ms var(--ease);
}

.page-disclaimer .disc-rules li:last-child .disc-rule {
  border-bottom: 1px solid var(--disc-rule);
}

.page-disclaimer .disc-rule:hover,
.page-disclaimer .disc-rule:focus-visible {
  padding-left: 8px;
  color: var(--butter);
}

.page-disclaimer .disc-rule__num {
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  letter-spacing: 0.18em;
  color: var(--butter);
}

.page-disclaimer .disc-rule__text {
  font-size: var(--fs-small);
  line-height: 1.55;
  letter-spacing: 0.04em;
}

.page-disclaimer .disc-rule__arrow {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--turquoise-pale);
}

/* 章节流：宽度交替形成错层 */
.page-disclaimer .disc-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--disc-gap);
  padding-bottom: clamp(40px, 5vw, 80px);
}

.page-disclaimer .disc-item {
  border-top: 1px solid var(--stone);
  padding-top: 22px;
}

.page-disclaimer .disc-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-disclaimer .disc-head__num {
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--cinnabar);
}

.page-disclaimer .disc-head__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: var(--fs-section);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .disc-text {
  margin: 0 0 20px;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--ink);
}

.page-disclaimer .disc-text a,
.page-disclaimer .disc-points a {
  color: var(--turquoise);
  text-decoration: none;
  border-bottom: 1px solid var(--turquoise-pale);
  padding-bottom: 1px;
}

.page-disclaimer .disc-text a:hover,
.page-disclaimer .disc-points a:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.page-disclaimer .disc-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-disclaimer .disc-points li {
  position: relative;
  padding-left: 30px;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .disc-points li::before {
  content: "—";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  color: var(--cinnabar);
}

/* 署名格式块 */
.page-disclaimer .disc-quote {
  margin-top: 24px;
  padding: 20px clamp(18px, 2.4vw, 26px);
  background: var(--stone);
  border-left: 3px solid var(--cinnabar);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
}

.page-disclaimer .disc-quote__label {
  flex: 1 0 100%;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--turquoise);
}

.page-disclaimer .disc-quote__text {
  flex: 1 1 260px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--ink);
  word-break: break-word;
}

.page-disclaimer .disc-quote__btn {
  flex: 0 0 auto;
}

/* 备案窄条 */
.page-disclaimer .disc-strip {
  padding: clamp(20px, 3vw, 30px) clamp(18px, 3vw, 32px);
  background: var(--stone);
  border-radius: 2px;
}

.page-disclaimer .disc-strip__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(36, 31, 29, 0.14);
}

.page-disclaimer .disc-strip__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cinnabar);
}

.page-disclaimer .disc-strip__icp {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: 0.06em;
  color: var(--ink);
}

.page-disclaimer .disc-strip__note {
  margin: 14px 0 0;
  max-width: 68ch;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .disc-backlink {
  margin: clamp(24px, 3vw, 36px) 0 0;
  display: flex;
  justify-content: flex-end;
}

@media (min-width: 768px) {
  .page-disclaimer .disc-points {
    grid-template-columns: 1fr;
  }

  .page-disclaimer .disc-hero__lead {
    max-width: 46ch;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disc-hero__grid {
    grid-template-columns: repeat(12, 1fr);
    align-items: start;
    gap: 0;
  }

  .page-disclaimer .disc-hero__lead {
    grid-column: 1 / span 6;
    max-width: none;
    padding-right: 24px;
  }

  .page-disclaimer .disc-summary {
    grid-column: 8 / span 5;
    margin-top: 48px;
  }

  .page-disclaimer .disc-flow {
    grid-template-columns: repeat(12, 1fr);
    column-gap: 0;
    row-gap: clamp(56px, 6vw, 96px);
  }

  .page-disclaimer .disc-item--a {
    grid-column: 1 / span 7;
    padding-right: 32px;
  }

  .page-disclaimer .disc-item--b {
    grid-column: 4 / 13;
    padding-left: 12px;
  }

  .page-disclaimer .disc-item--b .disc-head {
    margin-left: -12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-rule {
    transition: none;
  }
}