/* ===== 使用说明页专属样式 ===== */
.page-disclaimer {
  --disclaimer-warning-bg: #fff6f0;
  --disclaimer-warning-border: #FF6B35;
  --disclaimer-warning-icon: #FF6B35;
  --disclaimer-hero-bg: #1C1C1E;
  --disclaimer-hero-text: #FFFFFF;
  --disclaimer-number-color: #FFD700;
  --disclaimer-number-bg: rgba(255, 215, 0, 0.08);
  --disclaimer-section-gap: 2.5rem;
  --disclaimer-toc-max-width: 480px;

  display: flex;
  flex-direction: column;
  background: var(--color-light, #F5F5F7);
  font-family: var(--font-body, 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif);
  color: var(--color-text, #333333);
  line-height: 1.7;
}

/* ===== Hero 区域 ===== */
.page-disclaimer .disclaimer-hero {
  position: relative;
  background: var(--disclaimer-hero-bg);
  color: var(--disclaimer-hero-text);
  padding: var(--spacing-xl, 3rem) 0 var(--spacing-lg, 2rem);
  overflow: hidden;
}

.page-disclaimer .hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1C1C1E 0%, #2a2a2e 60%, #3a3a3e 100%);
  opacity: 0.9;
  z-index: 0;
}

.page-disclaimer .hero-bg::after {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 50%;
  height: 160%;
  background: radial-gradient(ellipse at center, rgba(255, 107, 53, 0.12) 0%, transparent 70%);
  transform: rotate(-15deg);
  pointer-events: none;
}

.page-disclaimer .hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm, 1rem);
}

/* 面包屑 */
.page-disclaimer .breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--spacing-sm, 1rem);
}

.page-disclaimer .breadcrumb-link {
  color: var(--color-gold, #FFD700);
  text-decoration: none;
  transition: opacity var(--transition, 0.3s);
  font-weight: 500;
}

.page-disclaimer .breadcrumb-link:hover,
.page-disclaimer .breadcrumb-link:focus-visible {
  opacity: 0.8;
  text-decoration: underline;
}

.page-disclaimer .breadcrumb-sep {
  color: rgba(255, 255, 255, 0.4);
  font-size: 1.1rem;
  line-height: 1;
}

.page-disclaimer .breadcrumb-current {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 400;
}

/* 标题 */
.page-disclaimer .disclaimer-title {
  font-family: var(--font-heading, 'Montserrat', 'SF Pro Display', sans-serif);
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin: 0;
  letter-spacing: -0.02em;
  color: var(--disclaimer-hero-text);
}

.page-disclaimer .disclaimer-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--color-gold, #FFD700);
  margin-top: var(--spacing-sm, 1rem);
  border-radius: 4px;
}

.page-disclaimer .disclaimer-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.125rem);
  color: rgba(255, 255, 255, 0.8);
  max-width: 640px;
  margin: 0;
  font-weight: 300;
  line-height: 1.6;
}

.page-disclaimer .hero-action {
  display: flex;
  gap: var(--spacing-sm, 1rem);
  margin-top: var(--spacing-xs, 0.5rem);
}

.page-disclaimer .print-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--color-orange, #FF6B35);
  color: #fff;
  border: none;
  border-radius: var(--radius-full, 48px);
  transition: background var(--transition, 0.3s), transform var(--transition, 0.3s);
  box-shadow: 0 4px 14px rgba(255, 107, 53, 0.35);
}

.page-disclaimer .print-btn:hover,
.page-disclaimer .print-btn:focus-visible {
  background: #e55a2b;
  transform: translateY(-2px);
}

/* ===== 视觉图片 ===== */
.page-disclaimer .disclaimer-visual {
  margin: 0;
  padding: 0;
  line-height: 0;
  overflow: hidden;
  background: var(--color-dark, #1C1C1E);
}

.page-disclaimer .visual-img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  object-position: center 30%;
}

/* ===== 内容主体 ===== */
.page-disclaimer .disclaimer-body {
  padding-top: var(--spacing-xl, 3rem);
  padding-bottom: var(--spacing-xxl, 4rem);
  display: flex;
  flex-direction: column;
  gap: var(--disclaimer-section-gap);
}

/* ===== 目录卡片 ===== */
.page-disclaimer .toc-card {
  background: var(--color-white, #FFFFFF);
  border-radius: var(--radius-md, 16px);
  box-shadow: var(--shadow-sm, 0 2px 8px rgba(0,0,0,0.06));
  padding: var(--spacing-md, 1.5rem) var(--spacing-lg, 2rem);
  max-width: var(--disclaimer-toc-max-width);
  border-left: 4px solid var(--color-orange, #FF6B35);
  align-self: flex-start;
}

.page-disclaimer .toc-heading {
  font-family: var(--font-heading, 'Montserrat', 'SF Pro Display', sans-serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 var(--spacing-sm, 1rem);
  color: var(--color-text, #333333);
}

.page-disclaimer .toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-disclaimer .toc-link {
  display: inline-block;
  color: var(--color-blue, #1A73E8);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: color var(--transition, 0.3s), border-color var(--transition, 0.3s);
}

.page-disclaimer .toc-link:hover,
.page-disclaimer .toc-link:focus-visible {
  color: var(--color-orange, #FF6B35);
  border-bottom-color: var(--color-orange, #FF6B35);
}

/* ===== 章节通用 ===== */
.page-disclaimer .disclaimer-section {
  display: flex;
  gap: var(--spacing-md, 1.5rem);
  align-items: flex-start;
  scroll-margin-top: calc(var(--header-height, 72px) + 1.5rem);
}

.page-disclaimer .section-number {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading, 'Montserrat', 'SF Pro Display', sans-serif);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--disclaimer-number-color);
  background: var(--disclaimer-number-bg);
  border-radius: var(--radius-md, 16px);
  line-height: 1;
}

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

.page-disclaimer .section-heading {
  font-family: var(--font-heading, 'Montserrat', 'SF Pro Display', sans-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin: 0 0 var(--spacing-xs, 0.5rem);
  color: var(--color-text, #333333);
  line-height: 1.2;
}

.page-disclaimer .section-intro {
  font-size: 1rem;
  color: var(--color-gray, #8E8E93);
  margin: 0 0 var(--spacing-md, 1.5rem);
  max-width: 720px;
  line-height: 1.6;
}

.page-disclaimer .section-intro a {
  color: var(--color-blue, #1A73E8);
  text-decoration: underline;
  font-weight: 500;
}

/* ===== 条款网格 ===== */
.page-disclaimer .clause-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md, 1.5rem);
}

.page-disclaimer .clause-item {
  background: var(--color-white, #FFFFFF);
  border-radius: var(--radius-md, 16px);
  padding: var(--spacing-md, 1.5rem);
  box-shadow: var(--shadow-sm, 0 2px 8px rgba(0,0,0,0.06));
  border-left: 3px solid var(--color-blue, #1A73E8);
  transition: box-shadow var(--transition, 0.3s), transform var(--transition, 0.3s);
}

.page-disclaimer .clause-item:hover {
  box-shadow: var(--shadow-md, 0 8px 24px rgba(0,0,0,0.10));
  transform: translateY(-2px);
}

.page-disclaimer .clause-title {
  font-family: var(--font-heading, 'Montserrat', 'SF Pro Display', sans-serif);
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--color-text, #333333);
}

.page-disclaimer .clause-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-gray, #8E8E93);
  margin: 0;
}

/* ===== 警示区块 (免责声明高亮) ===== */
.page-disclaimer .section-warning .section-body {
  position: relative;
}

.page-disclaimer .warning-block {
  background: var(--disclaimer-warning-bg);
  border-left: 5px solid var(--disclaimer-warning-border);
  border-radius: var(--radius-md, 16px);
  padding: var(--spacing-lg, 2rem);
  display: flex;
  gap: var(--spacing-md, 1.5rem);
  align-items: flex-start;
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.12);
}

.page-disclaimer .warning-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 107, 53, 0.12);
  border-radius: 50%;
  color: var(--disclaimer-warning-icon);
}

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

.page-disclaimer .warning-title {
  font-family: var(--font-heading, 'Montserrat', 'SF Pro Display', sans-serif);
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 var(--spacing-sm, 1rem);
  color: var(--color-orange, #FF6B35);
}

.page-disclaimer .warning-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm, 1rem);
}

.page-disclaimer .warning-list li {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text, #333333);
  padding-left: 1.5rem;
  position: relative;
}

.page-disclaimer .warning-list li::before {
  content: '⚠';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-orange, #FF6B35);
  font-size: 0.9rem;
}

.page-disclaimer .warning-list li strong {
  color: var(--color-orange, #FF6B35);
  font-weight: 600;
}

/* ===== 联系方式胶囊 ===== */
.page-disclaimer .contact-capsule {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md, 1.5rem);
  background: var(--color-white, #FFFFFF);
  border-radius: var(--radius-md, 16px);
  padding: var(--spacing-lg, 2rem);
  box-shadow: var(--shadow-sm, 0 2px 8px rgba(0,0,0,0.06));
  border: 1px solid var(--color-border, #E0E0E0);
  margin-bottom: var(--spacing-md, 1.5rem);
}

.page-disclaimer .contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  min-width: 180px;
}

.page-disclaimer .contact-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-gray, #8E8E93);
}

.page-disclaimer .contact-value {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text, #333333);
  word-break: break-all;
}

.page-disclaimer .contact-value a {
  color: var(--color-blue, #1A73E8);
  text-decoration: none;
}

.page-disclaimer .contact-value a:hover {
  text-decoration: underline;
}

.page-disclaimer .contact-note {
  font-size: 0.9rem;
  color: var(--color-gray, #8E8E93);
  margin: var(--spacing-sm, 1rem) 0 var(--spacing-md, 1.5rem);
  padding: var(--spacing-sm, 1rem) var(--spacing-md, 1.5rem);
  background: rgba(26, 115, 232, 0.06);
  border-radius: var(--radius-sm, 8px);
  border-left: 3px solid var(--color-blue, #1A73E8);
}

.page-disclaimer .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm, 1rem);
}

.page-disclaimer .contact-actions .btn {
  padding: 0.75rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full, 48px);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition, 0.3s), transform var(--transition, 0.3s), box-shadow var(--transition, 0.3s);
}

.page-disclaimer .contact-actions .btn-primary {
  background: var(--color-orange, #FF6B35);
  color: #fff;
  border: none;
  box-shadow: 0 4px 14px rgba(255, 107, 53, 0.3);
}

.page-disclaimer .contact-actions .btn-primary:hover,
.page-disclaimer .contact-actions .btn-primary:focus-visible {
  background: #e55a2b;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.page-disclaimer .contact-actions .btn-secondary {
  background: transparent;
  color: var(--color-blue, #1A73E8);
  border: 2px solid var(--color-blue, #1A73E8);
}

.page-disclaimer .contact-actions .btn-secondary:hover,
.page-disclaimer .contact-actions .btn-secondary:focus-visible {
  background: rgba(26, 115, 232, 0.06);
  transform: translateY(-2px);
}

/* ===== 底部导航 ===== */
.page-disclaimer .disclaimer-footer-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-sm, 1rem);
  padding-top: var(--spacing-lg, 2rem);
  border-top: 1px solid var(--color-border, #E0E0E0);
  margin-top: var(--spacing-sm, 1rem);
}

.page-disclaimer .back-home-link {
  font-weight: 600;
  color: var(--color-orange, #FF6B35);
  text-decoration: none;
  font-size: 1rem;
  transition: color var(--transition, 0.3s);
}

.page-disclaimer .back-home-link:hover {
  color: #e55a2b;
  text-decoration: underline;
}

.page-disclaimer .sep {
  color: var(--color-border, #E0E0E0);
  font-size: 0.9rem;
  user-select: none;
}

.page-disclaimer .footer-nav-link {
  color: var(--color-blue, #1A73E8);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition, 0.3s);
}

.page-disclaimer .footer-nav-link:hover {
  color: var(--color-orange, #FF6B35);
  text-decoration: underline;
}

/* ===== 桌面端 (≥768px) ===== */
@media (min-width: 768px) {
  .page-disclaimer .disclaimer-hero {
    padding: var(--spacing-xxl, 4rem) 0 var(--spacing-xl, 3rem);
  }

  .page-disclaimer .disclaimer-title {
    font-size: clamp(2.8rem, 5.5vw, 4rem);
  }

  .page-disclaimer .disclaimer-body {
    padding-top: var(--spacing-xxl, 4rem);
    padding-bottom: var(--spacing-xxl, 4rem);
    gap: var(--spacing-xl, 3rem);
  }

  .page-disclaimer .clause-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .clause-item:nth-child(3),
  .page-disclaimer .clause-item:nth-child(4) {
    grid-column: span 1;
  }

  .page-disclaimer .section-number {
    width: 64px;
    height: 64px;
    font-size: 1.75rem;
  }

  .page-disclaimer .warning-block {
    padding: var(--spacing-xl, 3rem);
  }

  .page-disclaimer .contact-capsule {
    flex-wrap: nowrap;
  }

  .page-disclaimer .toc-card {
    padding: var(--spacing-lg, 2rem) var(--spacing-xl, 3rem);
  }
}

/* ===== 大桌面端 (≥1024px) ===== */
@media (min-width: 1024px) {
  .page-disclaimer .disclaimer-body {
    max-width: var(--max-width, 1280px);
    margin-left: auto;
    margin-right: auto;
    width: 100%;
  }

  .page-disclaimer .clause-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .clause-item {
    padding: var(--spacing-lg, 2rem);
  }

  .page-disclaimer .warning-block {
    flex-direction: row;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .page-disclaimer .disclaimer-hero {
    background: #fff !important;
    color: #333 !important;
    padding: 1rem 0;
  }

  .page-disclaimer .disclaimer-title::after {
    background: #333 !important;
  }

  .page-disclaimer .hero-bg,
  .page-disclaimer .hero-bg::after {
    display: none !important;
  }

  .page-disclaimer .breadcrumb-link {
    color: #333 !important;
  }

  .page-disclaimer .print-btn {
    display: none !important;
  }

  .page-disclaimer .visual-img {
    max-height: 200px;
  }

  .page-disclaimer .toc-card {
    border-left-color: #333 !important;
    box-shadow: none !important;
  }

  .page-disclaimer .clause-item {
    box-shadow: none !important;
    border: 1px solid #ddd;
    break-inside: avoid;
  }

  .page-disclaimer .warning-block {
    background: #f9f9f9 !important;
    border-left-color: #999 !important;
    box-shadow: none !important;
  }

  .page-disclaimer .warning-title {
    color: #333 !important;
  }

  .page-disclaimer .contact-capsule {
    box-shadow: none !important;
    border: 1px solid #ddd;
  }

  .page-disclaimer .disclaimer-footer-nav {
    border-top-color: #ccc;
  }

  .page-disclaimer .contact-actions .btn {
    border: 1px solid #999 !important;
    background: #fff !important;
    color: #333 !important;
    box-shadow: none !important;
  }

  .page-disclaimer .section-number {
    background: #eee !important;
    color: #333 !important;
  }
}