.page-disclaimer {
  --d-gold: var(--c-gold);
  --d-gold-bright: var(--c-gold-bright);
  --d-cyan: var(--c-cyan);
  --d-text: var(--c-text);
  --d-muted: var(--c-muted);
  --d-card: var(--c-card);
  --d-line: rgba(230, 233, 240, 0.12);
  --d-bg: var(--c-ink);
  --d-night: var(--c-night);
  --d-danger: var(--c-danger);

  position: relative;
  padding-top: var(--header-offset);
  background: var(--d-bg);
  color: var(--d-text);
  line-height: 1.75;
  overflow-x: hidden;
}

/* ===== 面包屑 ===== */
.page-disclaimer .breadcrumbs {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--content-gutter);
  font-size: 0.85rem;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--d-muted);
  margin-bottom: 0.5rem;
}
.page-disclaimer .breadcrumbs a {
  color: var(--d-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-disclaimer .breadcrumbs a:hover,
.page-disclaimer .breadcrumbs a:focus-visible {
  color: var(--d-cyan);
  border-bottom-color: rgba(0, 229, 204, 0.5);
}
.page-disclaimer .breadcrumbs__current {
  color: var(--d-gold-bright);
}

/* ===== 声明首屏 ===== */
.page-disclaimer .disclaimer-intro {
  position: relative;
  padding: clamp(3rem, 8vw, 5.5rem) var(--content-gutter) clamp(2rem, 5vw, 3.5rem);
  background:
    linear-gradient(135deg, rgba(201, 162, 39, 0.1), transparent 42%),
    radial-gradient(ellipse at 78% 18%, rgba(0, 229, 204, 0.1), transparent 46%),
    repeating-linear-gradient(135deg, rgba(230, 233, 240, 0.025) 0 1px, transparent 1px 14px);
}
.page-disclaimer .disclaimer-intro::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 162, 39, 0.4), transparent);
}
.page-disclaimer .disclaimer-intro > * {
  max-width: var(--content-max);
  margin-left: auto;
  margin-right: auto;
}
.page-disclaimer .disclaimer-intro__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--d-muted);
}
.page-disclaimer .disclaimer-intro__index {
  color: var(--d-gold);
}
.page-disclaimer .disclaimer-intro__version {
  border: 1px solid rgba(230, 233, 240, 0.14);
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  font-size: 0.7rem;
}
.page-disclaimer .disclaimer-intro__title {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--d-text);
  display: flex;
  flex-direction: column;
  gap: 0.3em;
  margin-block: 0 2rem;
}
.page-disclaimer .disclaimer-intro__sub {
  display: block;
  font-size: 0.55em;
  font-weight: 700;
  color: var(--d-gold);
  letter-spacing: 0.02em;
}
.page-disclaimer .disclaimer-intro__lead {
  max-width: 760px;
  margin-top: 0;
  padding-top: 1.5rem;
  border-top: 3px solid rgba(201, 162, 39, 0.35);
  color: var(--d-muted);
  font-size: clamp(1rem, 2.4vw, 1.125rem);
  line-height: 2;
}
.page-disclaimer .disclaimer-intro__pillars {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.page-disclaimer .disclaimer-intro__pillars li {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(0, 229, 204, 0.25);
  border-radius: 999px;
  background: rgba(0, 229, 204, 0.06);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--d-cyan);
}

/* ===== 数据链路图表 ===== */
.page-disclaimer .disclaimer-flow {
  position: relative;
  padding: 2.5rem var(--content-gutter) 3rem;
  background:
    linear-gradient(160deg, rgba(15, 46, 42, 0.9), rgba(10, 22, 40, 0.85)),
    repeating-linear-gradient(45deg, transparent 0 16px, rgba(230, 233, 240, 0.02) 16px 17px);
  border-block: 1px solid rgba(230, 233, 240, 0.08);
}
.page-disclaimer .disclaimer-flow__heading {
  max-width: var(--content-max);
  margin: 0 auto 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
}
.page-disclaimer .disclaimer-flow__heading h2 {
  font-size: clamp(1.25rem, 3.2vw, 1.75rem);
  font-weight: 700;
  color: var(--d-text);
  margin: 0;
  letter-spacing: 0.02em;
}
.page-disclaimer .disclaimer-flow__diagram {
  max-width: var(--content-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem 0.5rem;
}
.page-disclaimer .disclaimer-flow__stage {
  flex: 1 1 100%;
  max-width: none;
  padding: 1.25rem 1.25rem 1.5rem;
  background:
    linear-gradient(160deg, rgba(201, 162, 39, 0.06), transparent 70%),
    var(--d-card);
  border: 1px solid var(--d-line);
  border-radius: var(--radius-soft);
  position: relative;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.page-disclaimer .disclaimer-flow__stage:hover {
  border-color: rgba(201, 162, 39, 0.5);
  transform: translateY(-2px);
}
.page-disclaimer .disclaimer-flow__stage::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--d-gold), var(--d-cyan));
  opacity: 0.5;
  border-start-start-radius: var(--radius-soft);
}
.page-disclaimer .disclaimer-flow__stage-index {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--d-gold);
  letter-spacing: 0.15em;
}
.page-disclaimer .disclaimer-flow__stage strong {
  display: block;
  margin-top: 0.75rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--d-text);
  letter-spacing: 0.04em;
}
.page-disclaimer .disclaimer-flow__stage small {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--d-muted);
  font-family: var(--font-mono);
}
.page-disclaimer .disclaimer-flow__edge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.page-disclaimer .disclaimer-flow__edge svg {
  display: block;
  width: 80px;
  height: 24px;
}
.page-disclaimer .disclaimer-flow__note {
  max-width: var(--content-max);
  margin: 2rem auto 0;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-left: 2px solid var(--d-danger);
  background: rgba(255, 77, 79, 0.07);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--d-muted);
}
.page-disclaimer .disclaimer-flow__note-mark {
  flex: 0 0 auto;
  width: 1.5rem;
  height: 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--d-danger);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
}

/* ===== 声明条款区 ===== */
.page-disclaimer .disclaimer-terms {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 3rem var(--content-gutter) 1rem;
  display: grid;
  gap: 1rem;
}
.page-disclaimer .disclaimer-term {
  border: 1px solid var(--d-line);
  border-radius: var(--radius-card);
  background:
    radial-gradient(circle at 95% 20%, rgba(0, 229, 204, 0.05), transparent 40%),
    rgba(28, 40, 56, 0.7);
  overflow: hidden;
}
.page-disclaimer .disclaimer-term .collapse__summary {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--d-text);
  transition: background-color 0.25s var(--ease);
}
.page-disclaimer .disclaimer-term .collapse__summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .disclaimer-term .collapse__summary:hover,
.page-disclaimer .disclaimer-term .collapse__summary:focus-visible {
  background-color: rgba(201, 162, 39, 0.08);
}
.page-disclaimer .disclaimer-term .collapse__icon {
  position: relative;
  flex: 0 0 1.5rem;
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid rgba(201, 162, 39, 0.4);
  border-radius: 50%;
  transition: border-color 0.25s var(--ease);
}
.page-disclaimer .disclaimer-term .collapse__icon::before,
.page-disclaimer .disclaimer-term .collapse__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--d-gold);
  transition: transform 0.25s var(--ease), background-color 0.25s var(--ease);
}
.page-disclaimer .disclaimer-term .collapse__icon::before {
  width: 12px;
  height: 2px;
}
.page-disclaimer .disclaimer-term .collapse__icon::after {
  width: 2px;
  height: 12px;
}
.page-disclaimer .disclaimer-term details[open] .collapse__icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}
.page-disclaimer .disclaimer-term details[open] .collapse__icon {
  border-color: rgba(201, 162, 39, 0.8);
}
.page-disclaimer .disclaimer-term__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--d-gold);
  letter-spacing: 0.1em;
  min-width: 2.2em;
}
.page-disclaimer .disclaimer-term .collapse__body {
  padding: 1.5rem 1.5rem 1.75rem;
  border-block-start: 1px solid rgba(230, 233, 240, 0.06);
}
.page-disclaimer .disclaimer-term__body {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}
.page-disclaimer .disclaimer-term__body--flat p,
.page-disclaimer .disclaimer-term__text p {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 2;
  color: var(--d-muted);
  max-width: 72ch;
}
.page-disclaimer .disclaimer-term__body--flat p:last-child,
.page-disclaimer .disclaimer-term__text p:last-child {
  margin-bottom: 0;
}
.page-disclaimer .disclaimer-term__figure {
  margin: 0;
  padding: 0.5rem 0.5rem 0;
  border: 1px solid rgba(230, 233, 240, 0.1);
  border-radius: var(--radius-soft);
  background: var(--d-bg);
}
.page-disclaimer .disclaimer-term__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: calc(var(--radius-soft) - 0.25rem);
}
.page-disclaimer .disclaimer-term__figure figcaption {
  padding: 0.75rem 0.25rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-align: right;
  letter-spacing: 0.06em;
  color: var(--d-muted);
}

/* ===== 联系反馈区 ===== */
.page-disclaimer .disclaimer-contact {
  position: relative;
  max-width: calc(var(--content-max) - 2 * var(--content-gutter));
  margin: 3rem auto 4rem;
  padding: 2.5rem 1.5rem 2rem;
  background:
    linear-gradient(120deg, rgba(201, 162, 39, 0.1), transparent 60%),
    linear-gradient(240deg, rgba(0, 229, 204, 0.08), transparent 50%),
    var(--d-night);
  border: 1px solid rgba(201, 162, 39, 0.22);
  border-radius: var(--radius-card);
}
.page-disclaimer .disclaimer-contact__inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.page-disclaimer .disclaimer-contact h2 {
  margin: 1rem 0 0.75rem;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  color: var(--d-text);
  letter-spacing: 0.01em;
}
.page-disclaimer .disclaimer-contact__text {
  margin: 0 auto 1.75rem;
  max-width: 48ch;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--d-muted);
}
.page-disclaimer .disclaimer-contact__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}
.page-disclaimer .disclaimer-contact__note {
  margin: 1.5rem auto 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(230, 233, 240, 0.1);
  max-width: 52ch;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--d-muted);
}

/* ===== 移动端竖排链路 ===== */
@media (max-width: 767px) {
  .page-disclaimer .disclaimer-flow__edge {
    padding: 0.25rem 0;
  }
  .page-disclaimer .disclaimer-flow__edge svg {
    transform: rotate(90deg);
  }
}

/* ===== 桌面端栅格 ===== */
@media (min-width: 768px) {
  .page-disclaimer .disclaimer-flow__diagram {
    flex-wrap: nowrap;
  }
  .page-disclaimer .disclaimer-flow__stage {
    flex: 1 1 220px;
    max-width: 300px;
  }
  .page-disclaimer .disclaimer-flow__edge {
    flex: 0 0 auto;
  }
  .page-disclaimer .disclaimer-term__body {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
  .page-disclaimer .disclaimer-term__body--flat {
    grid-template-columns: 1fr;
  }
  .page-disclaimer .disclaimer-contact {
    padding: 3rem 3.5rem 2.5rem;
  }
}
</