.page-disclaimer {
  --dc-cut: 14px;
  --dc-pad: clamp(20px, 2.6vw, 30px);
  position: relative;
  background:
    radial-gradient(1100px 620px at 92% -8%, rgba(79, 195, 217, 0.10), transparent 62%),
    radial-gradient(760px 480px at 4% 32%, rgba(242, 193, 78, 0.05), transparent 66%),
    var(--c-space);
  color: var(--c-white);
  overflow-x: clip;
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-disclaimer .breadcrumb {
  padding-top: clamp(14px, 2.2vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  padding-block: clamp(24px, 4vw, 52px) clamp(40px, 5.6vw, 74px);
}

.page-disclaimer .dc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(circle at 1px 1px, rgba(167, 176, 204, 0.18) 1px, transparent 0);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(115deg, rgba(0, 0, 0, 0.9), transparent 72%);
  mask-image: linear-gradient(115deg, rgba(0, 0, 0, 0.9), transparent 72%);
}

.page-disclaimer .dc-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  align-items: center;
}

.page-disclaimer .dc-hero__title,
.page-disclaimer .dc-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(30px, 5.2vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  font-weight: 900;
  max-width: 16em;
}

.page-disclaimer .dc-hero__lede {
  margin: 18px 0 0;
  max-width: 36em;
  color: var(--c-muted);
  font-size: clamp(15.5px, 1.2vw, 17px);
  line-height: 1.85;
}

.page-disclaimer .dc-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-disclaimer .dc-hero__figure {
  margin: 0;
  position: relative;
}

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

/* ---------- 三条数字说明条 ---------- */
.page-disclaimer .dc-stats {
  position: relative;
  border-block: 1px solid var(--c-line);
  background: linear-gradient(180deg, rgba(22, 32, 74, 0.72), rgba(6, 10, 30, 0.88));
}

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

.page-disclaimer .dc-stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(20px, 2.8vw, 32px) clamp(16px, 2.2vw, 28px);
  border-top: 1px solid var(--c-line);
}

.page-disclaimer .dc-stat:first-child {
  border-top: 0;
}

.page-disclaimer .dc-stat__num {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .dc-stat__num .stat-num {
  font-size: clamp(42px, 5.6vw, 68px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-gold);
}

.page-disclaimer .dc-stat__unit {
  font-size: clamp(15px, 1.6vw, 20px);
  color: var(--c-gold);
}

.page-disclaimer .dc-stat__label {
  margin: 0;
  max-width: 26em;
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 区块标题 ---------- */
.page-disclaimer .dc-sec-head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 3vw, 40px);
}

.page-disclaimer .dc-sec-head h2 {
  margin: 10px 0 0;
  font-size: clamp(23px, 3.1vw, 36px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 800;
}

.page-disclaimer .dc-sec-head__desc {
  margin: 14px 0 0;
  color: var(--c-muted);
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 屏幕区间刻度 ---------- */
.page-disclaimer .dc-scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-disclaimer .dc-scale__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 18px 16px 22px;
  background: var(--c-panel);
  border-top: 3px solid var(--c-cyan);
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-disclaimer .dc-scale__item:hover,
.page-disclaimer .dc-scale__item:focus {
  border-top-color: var(--c-gold);
  background: linear-gradient(180deg, rgba(242, 193, 78, 0.12), rgba(22, 32, 74, 1));
  outline: none;
}

.page-disclaimer .dc-scale__w {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(17px, 1.9vw, 22px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-white);
}

.page-disclaimer .dc-scale__u {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--c-muted);
}

.page-disclaimer .dc-scale__name {
  margin-top: 4px;
  font-size: 13.5px;
  color: var(--c-gold);
}

.page-disclaimer .dc-scale__tip {
  position: absolute;
  top: 100%;
  left: 50%;
  z-index: 3;
  width: max-content;
  max-width: 230px;
  margin-top: 4px;
  padding: 9px 11px;
  transform: translate(-50%, 6px);
  background: var(--c-orbit);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-gold);
  color: var(--c-muted);
  font-size: 12.5px;
  line-height: 1.65;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
}

.page-disclaimer .dc-scale__item:hover .dc-scale__tip,
.page-disclaimer .dc-scale__item:focus .dc-scale__tip,
.page-disclaimer .dc-scale__item:focus-within .dc-scale__tip {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

/* ---------- 浏览顺序 ---------- */
.page-disclaimer .dc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 1.8vw, 22px);
}

.page-disclaimer .dc-steps > li {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--dc-pad);
  background: linear-gradient(160deg, rgba(22, 32, 74, 0.9), rgba(11, 18, 48, 0.55));
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-cyan);
}

.page-disclaimer .dc-steps > li:nth-child(1) {
  border-left-color: var(--c-gold);
}

.page-disclaimer .dc-steps > li:nth-child(3) {
  border-left-color: var(--c-green);
}

.page-disclaimer .dc-steps__idx {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--c-muted);
}

.page-disclaimer .dc-steps h3 {
  margin: 0;
  font-size: clamp(18px, 1.8vw, 21px);
  line-height: 1.35;
  font-weight: 800;
}

.page-disclaimer .dc-steps p {
  margin: 0;
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-disclaimer .dc-link {
  align-self: flex-start;
  color: var(--c-cyan);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px dashed rgba(79, 195, 217, 0.55);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .dc-steps .dc-link {
  margin-top: auto;
}

.page-disclaimer .dc-link:hover,
.page-disclaimer .dc-link:focus-visible {
  color: var(--c-gold);
  border-color: rgba(242, 193, 78, 0.6);
}

/* ---------- 可展开说明组 ---------- */
.page-disclaimer .dc-acc {
  border-top: 1px solid var(--c-line);
}

.page-disclaimer .dc-acc details {
  border-bottom: 1px solid var(--c-line);
}

.page-disclaimer .dc-acc summary {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: clamp(10px, 1.6vw, 20px);
  padding: clamp(16px, 2.2vw, 24px) 6px;
  list-style: none;
  cursor: pointer;
  transition: background 0.25s var(--ease);
}

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

.page-disclaimer .dc-acc summary:hover {
  background: rgba(79, 195, 217, 0.05);
}

.page-disclaimer .dc-acc summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  background: var(--c-gold);
  transform: scaleY(0);
  transform-origin: center top;
  transition: transform 0.28s var(--ease);
}

.page-disclaimer .dc-acc details[open] summary {
  background: rgba(242, 193, 78, 0.06);
}

.page-disclaimer .dc-acc details[open] summary::before {
  transform: scaleY(1);
}

.page-disclaimer .dc-acc__idx {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--c-gold);
}

.page-disclaimer .dc-acc__title {
  font-size: clamp(16.5px, 1.6vw, 20px);
  font-weight: 700;
  line-height: 1.45;
}

.page-disclaimer .dc-acc__mark {
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--c-muted);
  transition: transform 0.28s var(--ease), color 0.28s var(--ease);
}

.page-disclaimer .dc-acc details[open] .dc-acc__mark {
  transform: rotate(45deg);
  color: var(--c-gold);
}

.page-disclaimer .dc-acc__body {
  padding: 0 6px clamp(20px, 2.4vw, 30px) clamp(26px, 3vw, 44px);
}

.page-disclaimer .dc-acc__body ul {
  margin: 0;
  padding-left: 1.1em;
  display: grid;
  gap: 10px;
}

.page-disclaimer .dc-acc__body li {
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-disclaimer .dc-acc__body li::marker {
  color: var(--c-cyan);
}

.page-disclaimer .dc-acc__body .dc-link {
  display: inline;
  border-bottom-width: 1px;
}

.page-disclaimer .dc-acc__tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed var(--c-line);
}

.page-disclaimer .dc-acc__tool-label {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--c-muted);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .dc-exit {
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
}

.page-disclaimer .dc-exit h2 {
  margin: 10px 0 0;
  font-size: clamp(23px, 3.1vw, 36px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 800;
}

.page-disclaimer .dc-exit__desc {
  margin: 14px 0 0;
  max-width: 40em;
  color: var(--c-muted);
  font-size: 15.5px;
  line-height: 1.85;
}

.page-disclaimer .dc-exit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-disclaimer .dc-contact {
  padding: var(--dc-pad);
}

.page-disclaimer .dc-contact__title {
  margin: 0 0 18px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-disclaimer .dc-contact dl {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-disclaimer .dc-contact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-muted);
}

.page-disclaimer .dc-contact dd {
  margin: 5px 0 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--c-white);
  word-break: break-word;
}

.page-disclaimer .dc-contact a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(79, 195, 217, 0.5);
}

.page-disclaimer .dc-contact a:hover,
.page-disclaimer .dc-contact a:focus-visible {
  color: var(--c-gold);
  border-color: rgba(242, 193, 78, 0.6);
}

/* ---------- 响应式 ---------- */
@media (min-width: 780px) {
  .page-disclaimer .dc-stats__row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .dc-stat {
    border-top: 0;
    border-left: 1px solid var(--c-line);
  }

  .page-disclaimer .dc-stat:first-child {
    border-left: 0;
  }

  .page-disclaimer .dc-scale {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dc-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-disclaimer .dc-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .dc-exit {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (max-width: 779px) {
  .page-disclaimer .dc-scale__tip {
    position: static;
    width: auto;
    max-width: none;
    margin-top: 8px;
    transform: none;
    opacity: 1;
    visibility: visible;
  }

  .page-disclaimer .dc-scale__item:hover,
  .page-disclaimer .dc-scale__item:focus {
    background: var(--c-panel);
    border-top-color: var(--c-cyan);
  }
}

@media (max-width: 640px) {
  .page-disclaimer .dc-hero h1,
  .page-disclaimer .dc-hero__title {
    max-width: none;
  }

  .page-disclaimer .dc-hero__quick .btn,
  .page-disclaimer .dc-exit__actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }

  .page-disclaimer .dc-acc__body {
    padding-left: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-scale__item,
  .page-disclaimer .dc-scale__tip,
  .page-disclaimer .dc-acc summary,
  .page-disclaimer .dc-acc summary::before,
  .page-disclaimer .dc-acc__mark,
  .page-disclaimer .dc-link,
  .page-disclaimer .dc-contact a {
    transition-duration: 0.2s;
  }

  .page-disclaimer .dc-acc details[open] .dc-acc__mark {
    transform: none;
  }
}