.page-disclaimer {
  --dc-pad: clamp(16px, 5vw, 44px);
  --dc-maxw: 1080px;
  --dc-hair: rgba(31, 111, 120, .42);
  --dc-ink-soft: rgba(251, 250, 246, .84);
  padding-bottom: 76px;
  background:
    radial-gradient(115% 55% at 10% 0%, rgba(18, 60, 70, .8) 0%, rgba(10, 42, 48, 0) 64%),
    linear-gradient(180deg, rgba(10, 42, 48, 0) 70%, rgba(18, 60, 70, .35) 100%);
  color: var(--by-paper);
  font-family: var(--by-sans);
}

.page-disclaimer .dc-shell {
  width: 100%;
  max-width: var(--dc-maxw);
  margin-inline: auto;
  padding-inline: var(--dc-pad);
}

/* 面包屑 */
.page-disclaimer .dc-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 24px;
  font-family: var(--by-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--by-mist);
}

.page-disclaimer .dc-crumbs a {
  color: var(--by-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--by-t) var(--by-ease), border-color var(--by-t) var(--by-ease);
}

.page-disclaimer .dc-crumbs a:hover,
.page-disclaimer .dc-crumbs a:focus-visible {
  color: var(--by-cyan);
  border-bottom-color: var(--by-cyan);
}

.page-disclaimer .dc-crumbs__cur {
  color: var(--by-paper);
}

/* 首屏 */
.page-disclaimer .dc-head {
  display: grid;
  gap: 26px;
  padding-top: 26px;
}

.page-disclaimer .dc-kicker {
  margin: 0 0 14px;
  font-family: var(--by-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--by-cyan);
}

.page-disclaimer .dc-h1 {
  margin: 0;
  font-size: clamp(29px, 6.2vw, 48px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--by-paper);
}

.page-disclaimer .dc-h1::after {
  content: "";
  display: block;
  width: 68px;
  height: 3px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--by-cyan), var(--by-lime));
}

.page-disclaimer .dc-lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--dc-ink-soft);
}

.page-disclaimer .dc-head__fig {
  margin: 0;
  padding: 8px;
  border: 1px solid var(--dc-hair);
  background: rgba(18, 60, 70, .38);
}

.page-disclaimer .dc-head__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

.page-disclaimer .dc-head__fig .by-media__cap {
  display: block;
  margin-top: 9px;
  font-family: var(--by-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--by-mist);
}

/* 顶部刻度进度线 */
.page-disclaimer .dc-scale {
  position: relative;
  height: 14px;
  margin-top: 30px;
  background-image: repeating-linear-gradient(90deg, rgba(31, 111, 120, .85) 0 1px, transparent 1px 22px);
  background-repeat: repeat-x;
  background-position: 0 100%;
  background-size: auto 7px;
}

.page-disclaimer .dc-scale__fill {
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--by-cyan), var(--by-lime));
  transition: width 140ms linear;
}

/* 条目索引 */
.page-disclaimer .dc-index {
  margin-top: 32px;
}

.page-disclaimer .dc-index__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-index__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 15px;
  border: 1px solid var(--dc-hair);
  background: rgba(18, 60, 70, .34);
  color: var(--by-paper);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: transform var(--by-t) var(--by-ease), border-color var(--by-t) var(--by-ease), background var(--by-t) var(--by-ease);
}

.page-disclaimer .dc-index__item:hover,
.page-disclaimer .dc-index__item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--by-cyan);
  background: rgba(18, 60, 70, .58);
}

.page-disclaimer .dc-index__n {
  flex: none;
  font-family: var(--by-mono);
  font-size: 12px;
  color: var(--by-cyan);
}

/* 章节 */
.page-disclaimer .dc-sec {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--dc-hair);
  scroll-margin-top: 84px;
}

.page-disclaimer .dc-sec__h {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-size: clamp(19px, 3.6vw, 25px);
  line-height: 1.35;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--by-paper);
}

.page-disclaimer .dc-sec__n {
  flex: none;
  padding: 3px 7px;
  font-family: var(--by-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--by-deep);
  background: var(--by-cyan);
}

.page-disclaimer .dc-sec__body p {
  margin: 0 0 14px;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--dc-ink-soft);
}

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

.page-disclaimer .dc-sec__body strong {
  font-weight: 700;
  color: var(--by-cyan);
}

.page-disclaimer .dc-callout {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 18px;
  padding: 14px 16px 14px 14px;
  border-left: 3px solid var(--by-orange);
  background: rgba(255, 106, 43, .08);
}

.page-disclaimer .dc-callout__mark {
  flex: none;
  padding: 3px 6px;
  font-family: var(--by-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--by-deep);
  background: var(--by-orange);
  transform: rotate(-1.5deg);
}

.page-disclaimer .dc-callout p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--by-paper);
}

.page-disclaimer .dc-sec__ref {
  margin: 18px 0 0;
  font-family: var(--by-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--by-mist);
}

.page-disclaimer .dc-sec__ref a {
  color: var(--by-mist);
  text-decoration: none;
  border-bottom: 1px solid var(--dc-hair);
  transition: color var(--by-t) var(--by-ease), border-color var(--by-t) var(--by-ease);
}

.page-disclaimer .dc-sec__ref a:hover,
.page-disclaimer .dc-sec__ref a:focus-visible {
  color: var(--by-cyan);
  border-bottom-color: var(--by-cyan);
}

/* 底部咨询条 */
.page-disclaimer .dc-cta {
  margin-top: 46px;
  padding: 28px clamp(18px, 4vw, 34px) 30px;
  border: 1px solid var(--by-line-strong);
  background: linear-gradient(140deg, rgba(18, 60, 70, .94) 0%, rgba(10, 42, 48, .7) 72%);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
}

.page-disclaimer .dc-cta__h {
  margin: 0 0 12px;
  font-size: clamp(19px, 3.4vw, 23px);
  font-weight: 900;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--by-paper);
}

.page-disclaimer .dc-cta__p {
  margin: 0 0 20px;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--dc-ink-soft);
}

.page-disclaimer .dc-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .dc-cta__meta {
  margin: 18px 0 0;
  font-family: var(--by-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--by-mist);
  word-break: break-word;
}

.page-disclaimer a:focus-visible {
  outline: 2px solid var(--by-cyan);
  outline-offset: 2px;
}

@media (min-width: 720px) {
  .page-disclaimer .dc-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dc-head {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 1fr);
    gap: 46px;
    align-items: center;
    padding-top: 42px;
  }

  .page-disclaimer .dc-sec {
    margin-top: 40px;
  }
}

@media (max-width: 520px) {
  .page-disclaimer .dc-index__item {
    font-size: 14.5px;
  }

  .page-disclaimer .dc-cta__acts .by-btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}