.page-disclaimer {
  --disclaimer-border-color: var(--color-border, #D4DCE5);
  --disclaimer-accent-bg: rgba(255, 111, 60, 0.06);
  --disclaimer-card-radius: var(--radius-card, 16px);
  --disclaimer-sidebar-width: 220px;
  --disclaimer-gap: 2.5rem;
  --disclaimer-section-gap: 3rem;
  display: block;
  background-color: var(--color-warm-white, #F9F9F7);
  color: var(--color-text, #121212);
  font-family: var(--font-family, "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  line-height: var(--line-height-body, 1.6);
}

/* ===== 框景首屏 ===== */
.page-disclaimer .frame-hero {
  position: relative;
  background-color: var(--color-primary, #0A2540);
  color: #fff;
  padding: 2.5rem 1.25rem 3rem;
  margin-bottom: 0;
}

.page-disclaimer .frame-hero .container {
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-disclaimer .hero-title {
  font-size: 2.4rem;
  font-weight: var(--heading-weight, 800);
  letter-spacing: var(--letter-spacing-headings, -0.02em);
  margin: 0.75rem 0 0.5rem;
  line-height: 1.15;
}

.page-disclaimer .hero-desc {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.78);
  max-width: 540px;
  margin-top: 0.25rem;
  line-height: 1.5;
}

.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 1rem;
}

.page-disclaimer .breadcrumb-link {
  color: var(--color-accent-light, #FF9F6E);
  text-decoration: none;
  transition: color var(--transition-base, 0.3s ease);
}

.page-disclaimer .breadcrumb-link:hover {
  color: var(--color-accent, #FF6F3C);
  text-decoration: underline;
}

.page-disclaimer .breadcrumb-separator {
  color: rgba(255, 255, 255, 0.35);
}

.page-disclaimer .breadcrumb-item {
  color: rgba(255, 255, 255, 0.85);
}

/* ===== 布局容器 ===== */
.page-disclaimer .content-layout {
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* ===== 索引侧边栏 ===== */
.page-disclaimer .index-sidebar {
  flex-shrink: 0;
}

.page-disclaimer .index-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light, #7A8A9A);
  margin: 0 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--disclaimer-border-color);
}

.page-disclaimer .index-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-disclaimer .index-link {
  display: inline-block;
  padding: 0.4rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-medium, #3D4A5C);
  background-color: var(--color-card-bg, #FFFFFF);
  border: 1px solid var(--disclaimer-border-color);
  border-radius: var(--radius-pill, 100px);
  text-decoration: none;
  transition: background-color var(--transition-base, 0.3s ease), color var(--transition-base, 0.3s ease), border-color var(--transition-base, 0.3s ease);
}

.page-disclaimer .index-link:hover {
  background-color: var(--disclaimer-accent-bg);
  color: var(--color-accent, #FF6F3C);
  border-color: var(--color-accent, #FF6F3C);
}

/* ===== 右侧内容区 ===== */
.page-disclaimer .content-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--disclaimer-section-gap);
}

.page-disclaimer .content-section {
  background-color: var(--color-card-bg, #FFFFFF);
  border-radius: var(--disclaimer-card-radius);
  box-shadow: var(--shadow-card, 0 4px 20px rgba(10, 37, 64, 0.08));
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--disclaimer-border-color);
}

.page-disclaimer .section-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.page-disclaimer .badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-pill, 100px);
  background-color: var(--color-silver, #E0E6ED);
  color: var(--color-text-medium, #3D4A5C);
  line-height: 1.4;
}

.page-disclaimer .badge--accent {
  background-color: var(--color-accent, #FF6F3C);
  color: #fff;
}

.page-disclaimer .section-title {
  font-size: 1.5rem;
  font-weight: var(--heading-weight, 800);
  letter-spacing: var(--letter-spacing-headings, -0.02em);
  color: var(--color-primary, #0A2540);
  margin: 0;
  line-height: 1.2;
}

.page-disclaimer .section-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-disclaimer .section-lead {
  font-size: 1rem;
  color: var(--color-text, #121212);
  margin: 0;
  line-height: 1.7;
}

.page-disclaimer .section-lead strong {
  font-weight: 600;
  color: var(--color-primary-dark, #1A3A5C);
}

/* ===== 步骤卡片 ===== */
.page-disclaimer .steps-card {
  background-color: var(--color-warm-white, #F9F9F7);
  border-left: 4px solid var(--color-accent, #FF6F3C);
  padding: 1rem 1.25rem;
  border-radius: 0 12px 12px 0;
}

.page-disclaimer .steps-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary, #0A2540);
  margin: 0 0 0.75rem;
}

.page-disclaimer .steps-list {
  margin: 0;
  padding: 0 0 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-disclaimer .step-item {
  font-size: 0.95rem;
  color: var(--color-text-medium, #3D4A5C);
  line-height: 1.5;
}

.page-disclaimer .step-item .text-accent {
  font-weight: 600;
  color: var(--color-accent, #FF6F3C);
}

.page-disclaimer .text-accent {
  color: var(--color-accent, #FF6F3C);
}

/* ===== 图片 ===== */
.page-disclaimer .step-figure {
  margin: 0.5rem 0 0;
  text-align: center;
}

.page-disclaimer .step-img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--disclaimer-border-color);
  box-shadow: 0 2px 12px rgba(10, 37, 64, 0.06);
  object-fit: cover;
}

.page-disclaimer .figure-caption {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-light, #7A8A9A);
  text-align: center;
}

/* ===== 术语折叠 ===== */
.page-disclaimer .term-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 0.25rem;
}

.page-disclaimer .term-fold {
  border: 1px solid var(--disclaimer-border-color);
  border-radius: 12px;
  overflow: hidden;
  background-color: var(--color-warm-white, #F9F9F7);
  transition: box-shadow var(--transition-base, 0.3s ease);
}

.page-disclaimer .term-fold[open] {
  box-shadow: 0 2px 12px rgba(10, 37, 64, 0.06);
}

.page-disclaimer .term-summary {
  padding: 0.7rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary, #0A2540);
  cursor: pointer;
  user-select: none;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--transition-base, 0.3s ease);
}

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

.page-disclaimer .term-summary::before {
  content: "▶";
  font-size: 0.7rem;
  color: var(--color-accent, #FF6F3C);
  transition: transform var(--transition-base, 0.3s ease);
  flex-shrink: 0;
}

.page-disclaimer .term-fold[open] .term-summary::before {
  transform: rotate(90deg);
}

.page-disclaimer .term-summary:hover {
  color: var(--color-accent, #FF6F3C);
}

.page-disclaimer .term-content {
  padding: 0 1rem 0.85rem 1rem;
  font-size: 0.9rem;
  color: var(--color-text-medium, #3D4A5C);
  line-height: 1.6;
}

.page-disclaimer .term-content p {
  margin: 0;
}

/* ===== 分隔装饰 ===== */
.page-disclaimer .section-divider {
  height: 1px;
  background: linear-gradient(to right, var(--disclaimer-border-color) 30%, transparent);
  margin: 0;
}

/* ===== 免责声明专属 ===== */
.page-disclaimer .disclaimer-box {
  background-color: var(--color-warm-white, #F9F9F7);
  border: 1px solid var(--disclaimer-border-color);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-disclaimer .disclaimer-item {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-medium, #3D4A5C);
  line-height: 1.6;
}

.page-disclaimer .disclaimer-mark {
  display: inline-block;
  font-weight: 700;
  color: var(--color-accent, #FF6F3C);
  margin-right: 0.35rem;
}

.page-disclaimer .disclaimer-footer-text {
  font-size: 0.95rem;
  color: var(--color-text-medium, #3D4A5C);
  margin: 0;
  line-height: 1.6;
}

.page-disclaimer .disclaimer-footer-text strong {
  font-weight: 600;
  color: var(--color-primary-dark, #1A3A5C);
}

.page-disclaimer .content-link {
  color: var(--color-accent, #FF6F3C);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 500;
  transition: color var(--transition-base, 0.3s ease);
}

.page-disclaimer .content-link:hover {
  color: var(--color-accent-light, #FF9F6E);
}

/* ===== 桌面端 (≥1024px) ===== */
@media (min-width: 1024px) {
  .page-disclaimer .frame-hero {
    padding: 3.5rem 2rem 4rem;
  }

  .page-disclaimer .hero-title {
    font-size: 3.2rem;
  }

  .page-disclaimer .hero-desc {
    font-size: 1.125rem;
  }

  .page-disclaimer .content-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--disclaimer-gap);
    padding: 3rem 2rem 5rem;
  }

  .page-disclaimer .index-sidebar {
    width: var(--disclaimer-sidebar-width);
    position: sticky;
    top: calc(var(--header-height, 72px) + 2rem);
    padding-top: 0.25rem;
  }

  .page-disclaimer .index-nav {
    flex-direction: column;
    gap: 0.4rem;
  }

  .page-disclaimer .index-link {
    display: block;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: none;
    background-color: transparent;
    font-size: 0.95rem;
  }

  .page-disclaimer .index-link:hover {
    background-color: var(--disclaimer-accent-bg);
    border-color: transparent;
  }

  .page-disclaimer .content-main {
    max-width: calc(100% - var(--disclaimer-sidebar-width) - var(--disclaimer-gap));
  }

  .page-disclaimer .content-section {
    padding: 2.25rem 2.5rem;
  }

  .page-disclaimer .section-title {
    font-size: 1.75rem;
  }

  .page-disclaimer .steps-card {
    padding: 1.25rem 1.75rem;
  }

  .page-disclaimer .step-figure {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .page-disclaimer .step-img {
    max-width: 500px;
    width: 100%;
  }

  .page-disclaimer .disclaimer-box {
    padding: 1.5rem 2rem;
  }
}