.page-disclaimer {
  --page-line: rgba(200, 208, 216, 0.14);
  --page-accent-line: rgba(0, 255, 136, 0.45);
  --page-doc-max: 920px;
  background-image:
    radial-gradient(ellipse at 15% 6%, rgba(91, 155, 213, 0.1) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 15%, rgba(91, 155, 213, 0.06) 0%, transparent 45%),
    linear-gradient(115deg, transparent 25%, rgba(200, 208, 216, 0.03) 38%, transparent 52%),
    linear-gradient(35deg, transparent 72%, rgba(91, 155, 213, 0.05) 82%, transparent 90%);
}

.page-disclaimer .breadcrumb {
  margin-top: var(--space-4);
}

.page-disclaimer .page-title {
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.2;
}

.page-disclaimer .page-subtitle {
  color: var(--cool-gray);
  max-width: 640px;
}

/* Hero 横幅区 */
.page-disclaimer .disclaimer-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  align-items: center;
  margin-top: var(--space-5);
}

.page-disclaimer .hero-copy p {
  color: var(--metal-silver);
  font-size: 15px;
  line-height: 1.75;
  margin: 14px 0 0;
}

.page-disclaimer .hero-figure {
  margin: 0;
}

.page-disclaimer .hero-figure img {
  display: block;
  width: 100%;
  max-width: 400px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.page-disclaimer .hero-figure figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cool-gray);
}

/* 索引跳转 */
.page-disclaimer .disclaimer-index {
  margin-top: var(--space-5);
}

.page-disclaimer .index-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.page-disclaimer .index-card {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 8px 16px;
  border: 1px solid var(--page-line);
  border-radius: var(--radius-pill);
  background: rgba(6, 16, 24, 0.5);
  color: var(--metal-silver);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.page-disclaimer .index-card:hover,
.page-disclaimer .index-card:focus-visible {
  border-color: var(--neon-green);
  background: rgba(0, 255, 136, 0.06);
  color: var(--ice-white);
}

.page-disclaimer .index-card .mono-value {
  font-size: 12px;
  color: var(--neon-green);
}

/* 文档正文 */
.page-disclaimer .disclaimer-doc {
  margin-top: var(--space-5);
}

.page-disclaimer .doc-layout {
  position: relative;
  max-width: var(--page-doc-max);
}

.page-disclaimer .doc-timeline {
  display: none;
}

.page-disclaimer .declaration-item {
  background: rgba(6, 16, 24, 0.55);
  border: 1px solid var(--page-line);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  margin-bottom: 12px;
  transition: border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.page-disclaimer .declaration-item:hover,
.page-disclaimer .declaration-item:focus-within {
  border-color: var(--page-accent-line);
  background: rgba(11, 29, 46, 0.78);
}

.page-disclaimer .declaration-item[open] {
  box-shadow: var(--shadow-sm);
}

.page-disclaimer .declaration-item:target {
  border-color: var(--neon-green);
  box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.page-disclaimer .declaration-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  padding: 4px 0;
  color: var(--ice-white);
}

.page-disclaimer .declaration-item summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .declaration-num {
  font-size: 13px;
  color: var(--neon-green);
}

.page-disclaimer .declaration-heading {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-disclaimer .declaration-item summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cool-gray);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.page-disclaimer .declaration-item[open] summary::after {
  content: "－";
  color: var(--neon-green);
  transform: rotate(180deg);
}

.page-disclaimer .declaration-content {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(200, 208, 216, 0.1);
}

.page-disclaimer .declaration-content p {
  margin: 0 0 12px;
  color: var(--metal-silver);
  font-size: 15px;
  line-height: 1.75;
}

.page-disclaimer .declaration-content p:last-child {
  margin-bottom: 0;
}

/* 外部链接与隐私说明 */
.page-disclaimer .disclaimer-note {
  margin-top: var(--space-5);
}

.page-disclaimer .note-grid {
  display: grid;
  gap: 14px;
}

.page-disclaimer .note-grid .panel-card {
  padding: 22px;
  border-radius: var(--radius-lg);
}

.page-disclaimer .note-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 17px;
  font-weight: 800;
  color: var(--ice-white);
  margin: 0 0 12px;
}

.page-disclaimer .note-title .index-label {
  margin-bottom: 0;
}

.page-disclaimer .note-grid .panel-card p {
  color: var(--metal-silver);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

.page-disclaimer .note-grid a {
  color: var(--neon-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 255, 136, 0.35);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.page-disclaimer .note-grid a:hover,
.page-disclaimer .note-grid a:focus-visible {
  border-bottom-color: var(--neon-green);
  color: var(--neon-green);
}

/* 同意确认区 */
.page-disclaimer .disclaimer-consent {
  margin-top: var(--space-6);
}

.page-disclaimer .consent-card {
  background:
    radial-gradient(circle at 88% 0%, rgba(0, 255, 136, 0.16) 0%, transparent 42%),
    linear-gradient(135deg, rgba(6, 16, 24, 0.92) 0%, rgba(11, 29, 46, 0.82) 100%);
  border: 1px solid rgba(0, 255, 136, 0.24);
  border-radius: var(--radius-xl);
  padding: 32px 20px;
  text-align: center;
}

.page-disclaimer .consent-card h2 {
  font-size: 24px;
  font-weight: 800;
  color: var(--ice-white);
  margin: 14px 0 8px;
}

.page-disclaimer .consent-card p {
  color: var(--cool-gray);
  font-size: 15px;
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 22px;
}

.page-disclaimer .consent-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.page-disclaimer .consent-actions .btn-primary:active,
.page-disclaimer .consent-actions .btn-ghost:active {
  transform: translateY(1px) scale(0.99);
}

/* 桌面端 */
@media (min-width: 768px) {
  .page-disclaimer .disclaimer-hero {
    grid-template-columns: 1fr minmax(280px, 400px);
    gap: var(--space-5);
  }

  .page-disclaimer .doc-layout {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-disclaimer .doc-timeline {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 22px;
  }

  .page-disclaimer .timeline-circle {
    width: 14px;
    height: 14px;
    border: 2px solid var(--neon-green);
    border-radius: 50%;
    background: var(--night-blue);
    flex-shrink: 0;
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.25);
  }

  .page-disclaimer .timeline-line {
    width: 2px;
    flex: 1;
    background: repeating-linear-gradient(
      to bottom,
      rgba(0, 255, 136, 0.3) 0 5px,
      transparent 5px 12px
    );
  }

  .page-disclaimer .note-grid {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }

  .page-disclaimer .consent-card {
    padding: 44px 32px;
  }
}