.page-disclaimer {
  --disclaimer-hero-height: 300px;
  --disclaimer-sidebar-width: 240px;
  --disclaimer-content-gap: 60px;
  --disclaimer-section-gap: 48px;
  --disclaimer-number-size: 3rem;
  --disclaimer-quote-border: 4px;
  --disclaimer-accent-line: #FF6B35;
  --disclaimer-divider-color: rgba(192, 192, 192, 0.25);
  font-family: var(--font-body, Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif);
  color: var(--color-text, #1A1A2E);
  background: var(--color-bg, #F5F5F5);
  overflow-x: hidden;
}

/* ── Hero 区 ── */
.page-disclaimer .disclaimer-hero {
  position: relative;
  height: var(--disclaimer-hero-height);
  overflow: hidden;
  background: var(--gradient-header, linear-gradient(135deg, #0B1D3A, #1A2A4A));
}

.page-disclaimer .disclaimer-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-disclaimer .disclaimer-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: 0.2;
  filter: blur(2px) saturate(0.8);
}

.page-disclaimer .disclaimer-hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(135deg, rgba(11, 29, 58, 0.88) 0%, rgba(26, 42, 74, 0.72) 60%, rgba(11, 29, 58, 0.88) 100%);
}

.page-disclaimer .disclaimer-hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
  padding-top: 0;
  padding-bottom: 0;
}

.page-disclaimer .breadcrumb {
  margin-bottom: 16px;
}

.page-disclaimer .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 8px 4px;
  font-family: var(--font-mono, 'Courier New', Consolas, monospace);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.page-disclaimer .breadcrumb-link {
  color: var(--color-silver, #C0C0C0);
  text-decoration: none;
  transition: color var(--transition-fast, 0.2s);
}

.page-disclaimer .breadcrumb-link:hover,
.page-disclaimer .breadcrumb-link:focus-visible {
  color: var(--color-accent, #FF6B35);
  outline: none;
}

.page-disclaimer .breadcrumb-list li + li::before {
  content: "/";
  color: var(--color-silver, #C0C0C0);
  margin-right: 4px;
  opacity: 0.5;
}

.page-disclaimer .breadcrumb-current {
  color: var(--color-accent, #FF6B35);
  font-weight: 600;
}

.page-disclaimer .disclaimer-title {
  font-family: var(--font-heading, Impact, 'Arial Narrow', 'Franklin Gothic Medium', sans-serif);
  font-size: clamp(1.8rem, 4.5vw, 3.2rem);
  font-weight: 700;
  color: var(--color-white, #ffffff);
  margin: 0 0 6px 0;
  line-height: 1.1;
  letter-spacing: -0.01em;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.page-disclaimer .disclaimer-subtitle {
  font-size: clamp(0.9rem, 1.4vw, 1.1rem);
  color: var(--color-silver-light, #d8d8d8);
  margin: 0;
  font-weight: 400;
  opacity: 0.85;
}

/* ── 布局：侧栏 + 主内容 ── */
.page-disclaimer .disclaimer-layout {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: var(--max-width, 1200px);
  margin: 0 auto;
  padding: 40px 20px 64px;
  position: relative;
}

.page-disclaimer .disclaimer-sidebar {
  display: none;
}

.page-disclaimer .disclaimer-content {
  flex: 1;
  min-width: 0;
}

/* ── 章节 ── */
.page-disclaimer .disclaimer-section {
  position: relative;
  padding-bottom: var(--disclaimer-section-gap);
  margin-bottom: var(--disclaimer-section-gap);
  border-bottom: 1px solid var(--disclaimer-divider-color);
}

.page-disclaimer .disclaimer-section.section-last {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .section-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
}

.page-disclaimer .section-number {
  font-family: var(--font-mono, 'Courier New', Consolas, monospace);
  font-size: var(--disclaimer-number-size);
  font-weight: 700;
  color: var(--color-accent, #FF6B35);
  line-height: 1;
  letter-spacing: -0.03em;
  flex-shrink: 0;
  opacity: 0.75;
  transition: opacity var(--transition-base, 0.35s);
}

.page-disclaimer .disclaimer-section:hover .section-number {
  opacity: 1;
}

.page-disclaimer .section-heading {
  font-family: var(--font-heading, Impact, 'Arial Narrow', 'Franklin Gothic Medium', sans-serif);
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  font-weight: 700;
  color: var(--color-primary, #0B1D3A);
  margin: 0;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-disclaimer .section-body {
  padding-left: 0;
}

.page-disclaimer .section-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text, #1A1A2E);
  margin: 0 0 16px 0;
}

.page-disclaimer .section-text:last-child {
  margin-bottom: 0;
}

.page-disclaimer .text-link {
  color: var(--color-accent, #FF6B35);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast, 0.2s), color var(--transition-fast, 0.2s);
}

.page-disclaimer .text-link:hover,
.page-disclaimer .text-link:focus-visible {
  color: var(--color-accent-hover, #e85a2a);
  border-bottom-color: var(--color-accent-hover, #e85a2a);
  outline: none;
}

/* ── 引用块 ── */
.page-disclaimer .section-quote {
  position: relative;
  margin: 24px 0 24px 0;
  padding: 16px 20px 16px 28px;
  background: rgba(11, 29, 58, 0.04);
  border-radius: 0 var(--radius-md, 8px) var(--radius-md, 8px) 0;
}

.page-disclaimer .quote-line {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--disclaimer-quote-border);
  background: var(--disclaimer-accent-line);
  border-radius: 2px;
}

.page-disclaimer .quote-text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-primary-light, #1A2A4A);
  font-style: italic;
  margin: 0;
  opacity: 0.88;
}

/* ── 列表 ── */
.page-disclaimer .disclaimer-list {
  list-style: none;
  margin: 20px 0 20px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-disclaimer .disclaimer-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-text, #1A1A2E);
}

.page-disclaimer .item-marker {
  flex-shrink: 0;
  color: var(--color-accent, #FF6B35);
  font-size: 1.1rem;
  line-height: 1.65;
  opacity: 0.7;
}

.page-disclaimer .item-text {
  flex: 1;
}

/* ── 版权通知 ── */
.page-disclaimer .copyright-notice {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding: 14px 20px;
  background: var(--color-primary, #0B1D3A);
  color: var(--color-white, #ffffff);
  border-radius: var(--radius-sm, 4px);
  font-size: 0.9rem;
  line-height: 1.4;
  font-family: var(--font-mono, 'Courier New', Consolas, monospace);
}

.page-disclaimer .notice-icon {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-accent, #FF6B35);
  flex-shrink: 0;
}

.page-disclaimer .notice-text {
  opacity: 0.92;
}

.page-disclaimer .notice-text .text-link {
  color: var(--color-accent, #FF6B35);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-disclaimer .notice-text .text-link:hover {
  color: var(--color-accent-hover, #e85a2a);
}

/* ── 更新日期 ── */
.page-disclaimer .update-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 16px 0 20px 0;
  padding: 12px 16px;
  background: rgba(0, 212, 170, 0.08);
  border-left: 3px solid var(--color-data-green, #00D4AA);
  border-radius: 0 var(--radius-sm, 4px) var(--radius-sm, 4px) 0;
  font-family: var(--font-mono, 'Courier New', Consolas, monospace);
  font-size: 0.85rem;
}

.page-disclaimer .meta-label {
  color: var(--color-primary-light, #1A2A4A);
  font-weight: 600;
  opacity: 0.8;
}

.page-disclaimer .meta-date {
  color: var(--color-data-green, #00D4AA);
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* ── 侧栏索引（桌面） ── */
@media (min-width: 768px) {
  .page-disclaimer .disclaimer-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--disclaimer-content-gap);
    padding: 48px 32px 80px;
  }

  .page-disclaimer .disclaimer-sidebar {
    display: block;
    width: var(--disclaimer-sidebar-width);
    flex-shrink: 0;
  }

  .page-disclaimer .sidebar-sticky {
    position: sticky;
    top: calc(var(--header-height, 64px) + 24px);
    padding: 24px 0 16px 0;
    border-left: 2px solid var(--disclaimer-divider-color);
    padding-left: 20px;
  }

  .page-disclaimer .sidebar-heading {
    font-family: var(--font-heading, Impact, 'Arial Narrow', 'Franklin Gothic Medium', sans-serif);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-primary, #0B1D3A);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0 0 16px 0;
    opacity: 0.6;
  }

  .page-disclaimer .sidebar-index {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .page-disclaimer .index-link {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-primary-light, #1A2A4A);
    text-decoration: none;
    padding: 6px 0 6px 12px;
    border-left: 2px solid transparent;
    margin-left: -22px;
    transition: color var(--transition-fast, 0.2s), border-color var(--transition-fast, 0.2s), padding-left var(--transition-fast, 0.2s);
    line-height: 1.4;
  }

  .page-disclaimer .index-link:hover,
  .page-disclaimer .index-link:focus-visible {
    color: var(--color-accent, #FF6B35);
    border-left-color: var(--color-accent, #FF6B35);
    padding-left: 16px;
    outline: none;
  }

  .page-disclaimer .sidebar-speedline {
    margin-top: 24px;
    height: 1px;
    background: linear-gradient(90deg, var(--color-accent, #FF6B35) 0%, transparent 100%);
    opacity: 0.3;
    border-radius: 1px;
  }

  .page-disclaimer .section-body {
    padding-left: 0;
  }

  .page-disclaimer .section-number {
    font-size: calc(var(--disclaimer-number-size) * 1.1);
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disclaimer-layout {
    padding: 56px 40px 96px;
  }

  .page-disclaimer .disclaimer-sidebar {
    width: calc(var(--disclaimer-sidebar-width) + 20px);
  }

  .page-disclaimer .disclaimer-content {
    max-width: 780px;
  }

  .page-disclaimer .section-quote {
    padding: 20px 28px 20px 36px;
    margin: 28px 0 28px 0;
  }

  .page-disclaimer .section-text {
    font-size: 1.05rem;
    line-height: 1.75;
  }

  .page-disclaimer .disclaimer-item {
    font-size: 1rem;
  }
}

/* ── 极小屏适配 ── */
@media (max-width: 480px) {
  .page-disclaimer .disclaimer-hero {
    height: 220px;
  }

  .page-disclaimer .disclaimer-layout {
    padding: 24px 16px 48px;
  }

  .page-disclaimer .section-header {
    gap: 8px;
    margin-bottom: 14px;
  }

  .page-disclaimer .section-number {
    font-size: 2rem;
  }

  .page-disclaimer .section-quote {
    padding: 12px 14px 12px 20px;
    margin: 16px 0 16px 0;
  }

  .page-disclaimer .copyright-notice {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 12px 16px;
    font-size: 0.8rem;
  }

  .page-disclaimer .update-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 10px 14px;
    font-size: 0.8rem;
  }
}