.page-disclaimer {
  --dc-cool: rgba(79, 134, 198, 0.09);
  --dc-warm: rgba(255, 90, 43, 0.07);
  --dc-gap: clamp(18px, 3vw, 26px);
  position: relative;
  color: var(--text-hi);
  padding-bottom: clamp(48px, 8vw, 96px);
  background-color: var(--ink-950);
  background-image: linear-gradient(180deg, rgba(79, 134, 198, 0.09) 0%, rgba(6, 9, 13, 0) 320px);
  overflow-x: hidden;
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: linear-gradient(to right, var(--grid-600) 1px, transparent 1px);
  background-size: 72px 100%;
  opacity: 0.18;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0) 72%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0) 72%);
}

.page-disclaimer > * {
  position: relative;
  z-index: 1;
}

.page-disclaimer .container {
  padding-top: clamp(16px, 3vw, 36px);
}

/* 首屏 */
.page-disclaimer .dc-hero {
  max-width: 920px;
  padding: clamp(20px, 4.5vw, 52px) 0 clamp(24px, 4vw, 42px);
}

.page-disclaimer .dc-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--signal);
}

.page-disclaimer .dc-hero__eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--signal);
  flex: none;
}

.page-disclaimer .dc-hero h1 {
  margin: 0 0 clamp(14px, 2.4vw, 22px);
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.85rem, 8.2vw, 4rem);
  line-height: 1.1;
  letter-spacing: 0.03em;
  color: var(--text-hi);
}

.page-disclaimer .dc-hero__lead {
  margin: 0;
  max-width: 64ch;
  font-size: clamp(0.94rem, 2.3vw, 1.05rem);
  line-height: 1.85;
  color: var(--text-mid);
}

/* 顶部数据链 */
.page-disclaimer .dc-chain {
  display: grid;
  grid-template-columns: 1fr;
  margin: 0 0 clamp(24px, 4.4vw, 46px);
  border: 1px solid var(--grid-600);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(105deg, rgba(79, 134, 198, 0.14) 0%, rgba(6, 9, 13, 0) 44%, rgba(255, 90, 43, 0.12) 100%);
}

.page-disclaimer .dc-chain__node {
  position: relative;
  padding: clamp(18px, 3.2vw, 26px) clamp(18px, 3vw, 28px);
  border-bottom: 1px solid var(--grid-600);
}

.page-disclaimer .dc-chain__node:last-child {
  border-bottom: 0;
}

.page-disclaimer .dc-chain__dot {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-bottom: 13px;
  background: var(--plateau);
  box-shadow: 0 0 0 4px rgba(79, 134, 198, 0.16), 0 0 14px rgba(79, 134, 198, 0.75);
}

.page-disclaimer .dc-chain__dot--teal {
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(47, 216, 176, 0.16), 0 0 14px rgba(47, 216, 176, 0.75);
}

.page-disclaimer .dc-chain__dot--amber {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 194, 75, 0.16), 0 0 14px rgba(255, 194, 75, 0.75);
}

.page-disclaimer .dc-chain__step {
  margin: 0 0 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--text-hi);
}

.page-disclaimer .dc-chain__text {
  margin: 0;
  max-width: 46ch;
  font-size: 0.89rem;
  line-height: 1.78;
  color: var(--text-mid);
}

/* 章节画板 */
.page-disclaimer .dc-sec {
  padding: clamp(22px, 4vw, 40px) clamp(18px, 3.5vw, 38px);
  margin-bottom: var(--dc-gap);
  background: var(--ink-850);
  border: 1px solid var(--grid-600);
  border-radius: var(--radius);
}

.page-disclaimer .dc-sec__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 15px;
  margin-bottom: clamp(16px, 2.6vw, 22px);
  border-bottom: 1px solid var(--grid-600);
}

.page-disclaimer .dc-sec__idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--signal);
}

.page-disclaimer .dc-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.32rem, 4.6vw, 2.05rem);
  line-height: 1.22;
  letter-spacing: 0.04em;
  color: var(--text-hi);
}

.page-disclaimer .dc-sec__lead {
  margin: 0 0 clamp(16px, 2.6vw, 22px);
  max-width: 68ch;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--text-mid);
}

.page-disclaimer .dc-sec__lead--after {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding-top: clamp(14px, 2.4vw, 20px);
  border-top: 1px solid var(--grid-600);
  font-size: 0.89rem;
}

.page-disclaimer .dc-sec__lead a {
  color: var(--signal-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 92, 0.4);
}

.page-disclaimer .dc-sec__lead a:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* 信息图 */
.page-disclaimer .dc-figure {
  margin: 0 0 clamp(20px, 3.4vw, 30px);
  border: 1px solid var(--grid-600);
  border-radius: 10px;
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-disclaimer .dc-figure__caption {
  padding: 11px 16px;
  border-top: 1px solid var(--grid-600);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--text-mid);
}

/* 对照条目 */
.page-disclaimer .dc-cmp-list {
  display: grid;
  gap: clamp(12px, 2vw, 16px);
}

.page-disclaimer .dc-cmp {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--grid-600);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-disclaimer .dc-cmp__side {
  padding: clamp(14px, 2.4vw, 18px) clamp(15px, 2.6vw, 20px);
}

.page-disclaimer .dc-cmp__side--a {
  background: var(--dc-cool);
  border-left: 2px solid var(--plateau);
  border-bottom: 1px solid var(--grid-600);
  transition: border-left-color 0.25s var(--ease);
}

.page-disclaimer .dc-cmp__side--b {
  background: var(--dc-warm);
  border-left: 2px solid var(--signal);
  transition: border-left-color 0.25s var(--ease);
}

.page-disclaimer .dc-cmp:hover {
  border-color: rgba(255, 90, 43, 0.42);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.42), 0 0 0 1px rgba(255, 90, 43, 0.18);
}

.page-disclaimer .dc-cmp:hover .dc-cmp__side--a {
  border-left-color: var(--teal);
}

.page-disclaimer .dc-cmp:hover .dc-cmp__side--b {
  border-left-color: var(--amber);
}

.page-disclaimer .dc-cmp__tag {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
}

.page-disclaimer .dc-cmp__side--a .dc-cmp__tag {
  color: var(--plateau);
}

.page-disclaimer .dc-cmp__side--b .dc-cmp__tag {
  color: var(--signal-soft);
}

.page-disclaimer .dc-cmp__num {
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  color: var(--text-mid);
}

.page-disclaimer .dc-cmp__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-hi);
}

.page-disclaimer .dc-cmp__side--a .dc-cmp__text {
  color: var(--text-mid);
}

/* 常见情况折叠列表 */
.page-disclaimer .dc-faq {
  border-top: 1px solid var(--grid-600);
}

.page-disclaimer .dc-faq:last-of-type {
  border-bottom: 1px solid var(--grid-600);
}

.page-disclaimer .dc-faq summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: clamp(14px, 2.4vw, 18px) 0;
  list-style: none;
  cursor: pointer;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--text-hi);
  transition: color 0.2s var(--ease);
}

.page-disclaimer .dc-faq summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .dc-faq summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  padding-left: 12px;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--signal);
}

.page-disclaimer .dc-faq[open] summary::after {
  content: "\2013";
  color: var(--signal-soft);
}

.page-disclaimer .dc-faq summary:hover {
  color: var(--signal-soft);
}

.page-disclaimer .dc-faq summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.page-disclaimer .dc-faq__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-mid);
}

.page-disclaimer .dc-faq__a {
  padding: 0 0 clamp(16px, 2.6vw, 20px) 33px;
}

.page-disclaimer .dc-faq__a p {
  margin: 0;
  max-width: 66ch;
  font-size: 0.89rem;
  line-height: 1.85;
  color: var(--text-mid);
}

.page-disclaimer .dc-faq__a a {
  color: var(--signal-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 92, 0.4);
}

.page-disclaimer .dc-faq__a a:hover {
  color: var(--signal);
}

/* 收尾行动带 */
.page-disclaimer .cta-band {
  margin-top: clamp(28px, 5vw, 54px);
}

@media (min-width: 760px) {
  .page-disclaimer .dc-hero {
    padding-top: clamp(34px, 5vw, 64px);
  }

  .page-disclaimer .dc-chain {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-disclaimer .dc-chain__node {
    border-bottom: 0;
    border-right: 1px solid var(--grid-600);
  }

  .page-disclaimer .dc-chain__node:last-child {
    border-right: 0;
  }

  .page-disclaimer .dc-sec__head {
    flex-direction: row;
    align-items: baseline;
    gap: 18px;
  }

  .page-disclaimer .dc-cmp {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .dc-cmp__side--a {
    border-bottom: 0;
    border-right: 1px solid var(--grid-600);
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .dc-sec {
    padding-left: clamp(30px, 3.4vw, 46px);
    padding-right: clamp(30px, 3.4vw, 46px);
  }

  .page-disclaimer .dc-faq__a {
    padding-left: 0;
    padding-right: clamp(60px, 8vw, 120px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-cmp,
  .page-disclaimer .dc-cmp__side--a,
  .page-disclaimer .dc-cmp__side--b,
  .page-disclaimer .dc-faq summary {
    transition-duration: 0.01ms;
  }
}