.page-disclaimer {
  --dc-measure: 66ch;
  --dc-rail: 92px;
  position: relative;
  background: var(--ink);
  color: var(--fog);
  overflow-x: clip;
}

.page-disclaimer .breadcrumb {
  padding-top: clamp(16px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  padding: clamp(20px, 3.6vw, 42px) 0 clamp(30px, 5vw, 58px);
}

.page-disclaimer .dc-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.2vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--snow);
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  max-width: 20ch;
}

.page-disclaimer .dc-hero__lede {
  max-width: 60ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--fog);
  margin: 0;
}

/* ---------- 横幅 ---------- */
.page-disclaimer .dc-band {
  margin: 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: var(--ink-deep);
  line-height: 0;
}

.page-disclaimer .dc-band img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

/* ---------- 摘要卡 ---------- */
.page-disclaimer .dc-brief {
  padding: clamp(36px, 6vw, 76px) 0;
}

.page-disclaimer .dc-brief__card {
  position: relative;
  overflow: hidden;
  background: var(--slate);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(22px, 3.4vw, 40px) clamp(20px, 3.4vw, 44px);
  box-shadow: inset 0 1px 0 rgba(242, 246, 252, 0.07);
}

.page-disclaimer .dc-brief__card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan) 52%, rgba(51, 224, 208, 0) 100%);
}

.page-disclaimer .dc-brief__title {
  font-family: var(--font-head);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--snow);
  margin: 0 0 8px;
}

.page-disclaimer .dc-brief__hint {
  margin: 0 0 clamp(16px, 2.2vw, 24px);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-disclaimer .dc-brief__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .dc-brief__item + .dc-brief__item {
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .dc-brief__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: clamp(12px, 2.4vw, 24px);
  padding: clamp(13px, 1.9vw, 19px) 0;
  color: var(--fog);
  text-decoration: none;
  transition: color 180ms var(--ease);
}

.page-disclaimer .dc-brief__link:hover,
.page-disclaimer .dc-brief__link:focus-visible {
  color: var(--snow);
}

.page-disclaimer .dc-brief__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--blue);
}

.page-disclaimer .dc-brief__label {
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.65;
}

.page-disclaimer .dc-brief__arrow {
  font-size: 15px;
  color: var(--mist);
  transition: transform 180ms var(--ease), color 180ms var(--ease);
}

.page-disclaimer .dc-brief__link:hover .dc-brief__arrow,
.page-disclaimer .dc-brief__link:focus-visible .dc-brief__arrow {
  transform: translateX(4px);
  color: var(--cyan);
}

/* ---------- 正文 ---------- */
.page-disclaimer .dc-body {
  background: var(--ink-deep);
  border-top: 1px solid var(--line-soft);
  padding: clamp(44px, 7vw, 92px) 0 clamp(56px, 8vw, 108px);
}

.page-disclaimer .dc-doc {
  display: grid;
  gap: clamp(46px, 6vw, 86px);
  max-width: 980px;
  margin-inline: auto;
}

.page-disclaimer .dc-sec {
  display: grid;
  gap: clamp(14px, 2.4vw, 30px);
  scroll-margin-top: 96px;
}

.page-disclaimer .dc-sec__mark {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-disclaimer .dc-sec__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-disclaimer .dc-sec__tick {
  display: block;
  width: 28px;
  height: 1px;
  background: var(--line-strong);
}

.page-disclaimer .dc-sec__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 31px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--snow);
  margin: 0 0 clamp(14px, 2vw, 20px);
}

.page-disclaimer .dc-sec__body p {
  max-width: var(--dc-measure);
  font-size: clamp(15.5px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--fog);
  margin: 0 0 clamp(14px, 1.8vw, 20px);
}

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

/* ---------- 数值块 ---------- */
.page-disclaimer .dc-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(10px, 1.6vw, 16px);
  margin: 0 0 clamp(18px, 2.4vw, 26px);
}

.page-disclaimer .dc-fact {
  background: var(--slate);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: clamp(14px, 2vw, 20px);
}

.page-disclaimer .dc-fact__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.5vw, 26px);
  font-weight: 600;
  line-height: 1.2;
  color: var(--cyan);
  margin-bottom: 7px;
}

.page-disclaimer .dc-fact__label {
  display: block;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 提示列表 ---------- */
.page-disclaimer .dc-hints {
  list-style: none;
  margin: 0 0 clamp(16px, 2vw, 22px);
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: var(--dc-measure);
}

.page-disclaimer .dc-hints li {
  position: relative;
  padding-left: 22px;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.8;
  color: var(--fog);
}

.page-disclaimer .dc-hints li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 12px;
  height: 1px;
  background: var(--blue);
}

/* ---------- 两类引用范围 ---------- */
.page-disclaimer .dc-scope {
  display: grid;
  gap: clamp(12px, 2vw, 18px);
  margin: 0 0 clamp(18px, 2.4vw, 26px);
}

.page-disclaimer .dc-scope__col {
  border-radius: var(--radius-sm);
  padding: clamp(16px, 2.2vw, 24px);
  border: 1px solid var(--line-soft);
}

.page-disclaimer .dc-scope__col--yes {
  background: rgba(45, 125, 255, 0.09);
  border-color: rgba(45, 125, 255, 0.35);
}

.page-disclaimer .dc-scope__col--note {
  background: rgba(255, 138, 61, 0.08);
  border-color: rgba(255, 138, 61, 0.34);
}

.page-disclaimer .dc-scope__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--snow);
  max-width: none;
}

.page-disclaimer .dc-scope__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.page-disclaimer .dc-scope__col--yes .dc-scope__dot {
  background: var(--cyan);
}

.page-disclaimer .dc-scope__col--note .dc-scope__dot {
  background: var(--orange);
}

.page-disclaimer .dc-scope__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .dc-scope__list li {
  position: relative;
  padding-left: 14px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--fog);
}

.page-disclaimer .dc-scope__list li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--mist);
}

/* ---------- 页内导航 ---------- */
.page-disclaimer .dc-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 28px;
  margin-top: clamp(42px, 6vw, 74px);
  padding-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .dc-foot__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 2px;
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-disclaimer .dc-foot__link::before {
  content: "↑";
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
}

.page-disclaimer .dc-foot__link:hover,
.page-disclaimer .dc-foot__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: rgba(51, 224, 208, 0.45);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .dc-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .dc-scope {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面端：左侧编号轨道 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .dc-sec {
    grid-template-columns: var(--dc-rail) minmax(0, 1fr);
    gap: clamp(24px, 3vw, 46px);
  }

  .page-disclaimer .dc-sec__mark {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding-top: 4px;
  }

  .page-disclaimer .dc-sec__tick {
    width: 1px;
    height: 46px;
    background: linear-gradient(180deg, var(--blue), rgba(45, 125, 255, 0));
  }

  .page-disclaimer .dc-sec__num {
    font-size: 14px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .dc-doc {
    max-width: 1020px;
  }

  .page-disclaimer .dc-brief__card {
    padding-inline: 52px;
  }
}
</main>