.page-disclaimer {
  --disc-ink: #101828;
  --disc-muted: #5B6675;
  --disc-line: #DCE4EF;
  --disc-line-soft: rgba(27, 75, 143, 0.10);
  --disc-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --disc-read: 66ch;
  background: var(--yb-surface);
  padding-bottom: var(--yb-gap-4);
}

/* ---------- 顶部深色说明区 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding: 40px 0 80px;
  background:
    radial-gradient(120% 140% at 88% 0%, rgba(14, 158, 143, 0.34) 0%, rgba(14, 158, 143, 0) 58%),
    linear-gradient(155deg, #0F2F5C 0%, #1B4B8F 62%, #163a6e 100%);
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 58px 58px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.15));
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.15));
}

.page-disclaimer .disc-shell {
  position: relative;
  z-index: 1;
  width: min(100% - 32px, 760px);
  margin-inline: auto;
}

.page-disclaimer .disc-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: var(--yb-gap-2);
  font-size: 13px;
}

.page-disclaimer .disc-crumb a,
.page-disclaimer .disc-crumb span {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
}

.page-disclaimer .disc-crumb a {
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  padding-bottom: 1px;
}

.page-disclaimer .disc-crumb a:hover {
  color: #FFFFFF;
  border-bottom-color: rgba(255, 255, 255, 0.8);
}

.page-disclaimer .disc-crumb span[aria-current="page"] {
  color: #FFFFFF;
}

.page-disclaimer .disc-hero__title {
  margin: 0 0 var(--yb-gap-1);
  font-size: clamp(34px, 8vw, 56px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.page-disclaimer .disc-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: 16.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.84);
}

/* ---------- 顶部横幅图 ---------- */
.page-disclaimer .disc-banner {
  position: relative;
  z-index: 2;
  width: min(100% - 32px, 760px);
  margin: -44px auto 0;
  padding: 0;
  border-radius: var(--yb-r-lg);
  overflow: hidden;
  background: var(--yb-ice);
  box-shadow: var(--yb-shadow-soft);
}

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

/* ---------- 条目锚点条 ---------- */
.page-disclaimer .disc-anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  width: min(100% - 32px, 760px);
  margin: var(--yb-gap-2) auto 0;
  padding: 12px;
  border: 1px solid var(--disc-line);
  border-radius: var(--yb-r-sm);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.page-disclaimer .disc-anchors__link {
  display: inline-block;
  padding: 6px 13px;
  border: 1px solid transparent;
  border-radius: var(--yb-r-pill);
  font-size: 13px;
  line-height: 1.5;
  color: var(--disc-muted);
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.page-disclaimer .disc-anchors__link:hover {
  background: var(--yb-ice);
  border-color: var(--disc-line);
  color: var(--yb-blue);
}

.page-disclaimer .disc-anchors__link.is-active,
.page-disclaimer .disc-anchors__link[aria-current="true"] {
  background: var(--yb-blue);
  border-color: var(--yb-blue);
  color: #FFFFFF;
}

/* ---------- 条款章节 ---------- */
.page-disclaimer .disc-section {
  width: min(100% - 32px, 760px);
  margin: var(--yb-gap-3) auto 0;
  padding-top: var(--yb-gap-2);
  border-top: 1px solid var(--disc-line);
  scroll-margin-top: 96px;
}

.page-disclaimer .disc-section__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--disc-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: #93A0B4;
}

.page-disclaimer .disc-section__title {
  margin: 0 0 12px;
  font-size: clamp(22px, 4.4vw, 30px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--disc-ink);
}

.page-disclaimer .disc-copy {
  margin: 0;
  max-width: var(--disc-read);
  font-size: 16px;
  line-height: 1.8;
  color: var(--disc-muted);
}

.page-disclaimer .disc-terms {
  counter-reset: disc-term;
  list-style: none;
  margin: var(--yb-gap-1) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-disclaimer .disc-terms li {
  position: relative;
  padding-left: 44px;
  max-width: var(--disc-read);
  font-size: 16px;
  line-height: 1.8;
  color: var(--disc-ink);
}

.page-disclaimer .disc-terms li::before {
  counter-increment: disc-term;
  content: counter(disc-term, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 5px;
  font-family: var(--disc-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #A7B2C2;
}

.page-disclaimer .disc-terms a,
.page-disclaimer .disc-copy a,
.page-disclaimer .disc-contact a {
  color: var(--yb-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(27, 75, 143, 0.32);
  transition: color 180ms ease, border-color 180ms ease;
}

.page-disclaimer .disc-terms a:hover,
.page-disclaimer .disc-copy a:hover,
.page-disclaimer .disc-contact a:hover {
  color: var(--yb-teal);
  border-bottom-color: rgba(14, 158, 143, 0.55);
}

/* ---------- 联系提示卡 ---------- */
.page-disclaimer .disc-contact {
  width: min(100% - 32px, 760px);
  margin: var(--yb-gap-4) auto 0;
  padding: 28px 26px 24px;
  border: 1px solid var(--disc-line);
  border-left: 4px solid var(--yb-teal);
  border-radius: var(--yb-r-sm);
  background: #FFFFFF;
  box-shadow: var(--yb-shadow-line);
}

.page-disclaimer .disc-contact__title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--disc-ink);
}

.page-disclaimer .disc-contact__text {
  margin: 0 0 var(--yb-gap-1);
  max-width: var(--disc-read);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--disc-muted);
}

.page-disclaimer .disc-contact__rows {
  margin: 0;
  padding: 0;
  border-top: 1px dashed var(--disc-line);
}

.page-disclaimer .disc-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--disc-line-soft);
}

.page-disclaimer .disc-contact__row dt {
  flex: 0 0 88px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #93A0B4;
}

.page-disclaimer .disc-contact__row dd {
  margin: 0;
  font-family: var(--disc-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--yb-blue);
  word-break: break-word;
}

.page-disclaimer .disc-contact__note {
  margin: var(--yb-gap-1) 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--disc-muted);
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .yb-top {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 40;
  margin: 0;
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (max-width: 640px) {
  .page-disclaimer .disc-hero {
    padding: 28px 0 68px;
  }

  .page-disclaimer .disc-hero__lead {
    font-size: 15.5px;
  }

  .page-disclaimer .disc-banner {
    margin-top: -36px;
    border-radius: var(--yb-r-sm);
  }

  .page-disclaimer .disc-anchors {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-top: var(--yb-gap-1);
  }

  .page-disclaimer .disc-anchors::-webkit-scrollbar {
    display: none;
  }

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

  .page-disclaimer .disc-section {
    margin-top: var(--yb-gap-2);
    padding-top: var(--yb-gap-1);
  }

  .page-disclaimer .disc-terms li {
    padding-left: 36px;
    font-size: 15.5px;
  }

  .page-disclaimer .disc-contact {
    padding: 22px 18px 20px;
    margin-top: var(--yb-gap-3);
  }

  .page-disclaimer .disc-contact__row dt {
    flex: 0 0 100%;
  }

  .page-disclaimer .yb-top {
    right: 14px;
    bottom: 16px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disc-section {
    margin-top: 64px;
  }
}