/* FAQ Redesigned - Youth-Friendly Styles */
/* ======================================== */

/* Custom CSS Variables for FAQ Page */
:root {
    /* FAQ-specific colors */
    --faq-primary: #6366f1;
    --faq-primary-light: #818cf8;
    --faq-primary-dark: #4f46e5;
    --faq-secondary: #64748b;
    --faq-accent: #f59e0b;
    
    /* Status colors */
    --faq-success: #22c55e;
    --faq-warning: #f59e0b;
    --faq-danger: #ef4444;
    --faq-info: #3b82f6;
    --faq-purple: #a855f7;
    --faq-pink: #ec4899;
    --faq-cyan: #06b6d4;
    --faq-orange: #f97316;
    
    /* Background colors */
    --faq-bg-primary: #ffffff;
    --faq-bg-secondary: #f8fafc;
    --faq-bg-tertiary: #f1f5f9;
    --faq-bg-dark: #0f172a;
    
    /* Text colors */
    --faq-text-primary: #1e293b;
    --faq-text-secondary: #64748b;
    --faq-text-muted: #94a3b8;
    --faq-text-inverse: #ffffff;
    
    /* Border colors */
    --faq-border-light: #e2e8f0;
    --faq-border-medium: #cbd5e1;
    --faq-border-dark: #94a3b8;
    
    /* Shadow styles */
    --faq-shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.08);
    --faq-shadow-md: 0 4px 12px rgba(15, 23, 42, 0.1);
    --faq-shadow-lg: 0 8px 24px rgba(15, 23, 42, 0.12);
    --faq-shadow-xl: 0 16px 40px rgba(15, 23, 42, 0.15);
    
    /* Animation durations */
    --faq-transition-fast: 0.15s;
    --faq-transition-normal: 0.3s;
    --faq-transition-slow: 0.5s;
    
    /* Border radius */
    --faq-radius-sm: 0.375rem;
    --faq-radius-md: 0.5rem;
    --faq-radius-lg: 0.75rem;
    --faq-radius-xl: 1rem;
    --faq-radius-2xl: 1.5rem;
    --faq-radius-full: 9999px;
    
    /* Spacing */
    --faq-space-xs: 0.25rem;
    --faq-space-sm: 0.5rem;
    --faq-space-md: 1rem;
    --faq-space-lg: 1.5rem;
    --faq-space-xl: 2rem;
    --faq-space-2xl: 3rem;
    --faq-space-3xl: 4rem;
  }
  
  /* Reset and Base Styles */
  /* ===================== */
  .faq-page-container {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--faq-bg-secondary) 0%, var(--faq-bg-primary) 100%);
  }
  
  /* Breadcrumb Navigation */
  /* ==================== */
  .breadcrumb-nav {
    background: transparent;
    padding: var(--faq-space-md) 0;
  }
  
  .breadcrumb {
    background: none;
    margin: 0;
    padding: 0;
  }
  
  .breadcrumb-link {
    color: var(--faq-text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: color var(--faq-transition-fast);
    font-weight: 500;
  }
  
  .breadcrumb-link:hover {
    color: var(--faq-primary);
  }
  
  .breadcrumb-text {
    color: var(--faq-text-muted);
    font-weight: 500;
  }
  
  .breadcrumb-item.active .breadcrumb-text {
    color: var(--faq-primary);
    font-weight: 600;
  }
  
  /* Hero Section */
  /* ============ */
  .faq-hero {
    position: relative;
    padding: var(--faq-space-3xl) 0;
    overflow: hidden;
    background: linear-gradient(135deg, var(--faq-primary) 0%, var(--faq-primary-dark) 100%);
    color: var(--faq-text-inverse);
  }
  
  .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
      radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
      radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: heroGlow 8s ease-in-out infinite alternate;
  }
  
  @keyframes heroGlow {
    from { opacity: 0.5; transform: scale(1); }
    to { opacity: 1; transform: scale(1.05); }
  }
  
  .hero-content {
    position: relative;
    z-index: 2;
  }
  
  .hero-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--faq-space-sm) var(--faq-space-lg);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--faq-radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--faq-space-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--faq-space-lg);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  }
  
  .text-gradient {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #f97316 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    opacity: 0.9;
    margin-bottom: var(--faq-space-2xl);
    max-width: 600px;
  }
  
  .hero-stats {
    display: flex;
    gap: var(--faq-space-2xl);
    flex-wrap: wrap;
  }
  
  .stat-item {
    text-align: center;
  }
  
  .stat-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--faq-accent);
    display: block;
    margin-bottom: var(--faq-space-xs);
  }
  
  .stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
    font-weight: 500;
  }
  
  .hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 400px;
  }
  
  .floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
  }
  
  .floating-item {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--faq-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--faq-accent);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: float 6s ease-in-out infinite;
  }
  
  .floating-item:nth-child(1) {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
  }
  
  .floating-item:nth-child(2) {
    top: 20%;
    right: 20%;
    animation-delay: 1s;
  }
  
  .floating-item:nth-child(3) {
    bottom: 30%;
    left: 20%;
    animation-delay: 2s;
  }
  
  .floating-item:nth-child(4) {
    bottom: 20%;
    right: 10%;
    animation-delay: 3s;
  }
  
  @keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
  }
  
  .hero-illustration {
    position: relative;
    z-index: 1;
  }
  
  .hero-icon {
    font-size: 8rem;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  }
  
  /* Quick Search Section */
  /* =================== */
  .quick-search-section {
    padding: var(--faq-space-3xl) 0;
    background: var(--faq-bg-primary);
    position: relative;
  }
  
  .search-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
  }
  
  .search-header {
    margin-bottom: var(--faq-space-2xl);
  }
  
  .search-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-md);
  }
  
  .search-subtitle {
    font-size: 1.125rem;
    color: var(--faq-text-secondary);
    margin: 0;
  }
  
  .search-box {
    margin-bottom: var(--faq-space-xl);
  }
  
  .search-input-group {
    position: relative;
    margin-bottom: var(--faq-space-lg);
  }
  
  .search-icon {
    position: absolute;
    left: var(--faq-space-lg);
    top: 50%;
    transform: translateY(-50%);
    color: var(--faq-text-muted);
    font-size: 1.25rem;
    z-index: 2;
  }
  
  .search-input {
    width: 100%;
    padding: var(--faq-space-lg) var(--faq-space-lg) var(--faq-space-lg) 4rem;
    font-size: 1.125rem;
    border: 2px solid var(--faq-border-light);
    border-radius: var(--faq-radius-2xl);
    background: var(--faq-bg-primary);
    transition: all var(--faq-transition-normal);
    box-shadow: var(--faq-shadow-sm);
  }
  
  .search-input:focus {
    outline: none;
    border-color: var(--faq-primary);
    box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25);
  }
  
  .search-clear {
    position: absolute;
    right: var(--faq-space-lg);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--faq-text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    padding: var(--faq-space-xs);
    border-radius: var(--faq-radius-md);
    transition: all var(--faq-transition-fast);
  }
  
  .search-clear:hover {
    color: var(--faq-danger);
    background: rgba(239, 68, 68, 0.1);
  }
  
  .search-suggestions {
    text-align: center;
  }
  
  .suggestions-label {
    font-size: 0.875rem;
    color: var(--faq-text-muted);
    margin-right: var(--faq-space-md);
    font-weight: 500;
  }
  
  .suggestion-tags {
    display: inline-flex;
    flex-wrap: wrap;
    gap: var(--faq-space-sm);
    justify-content: center;
  }
  
  .suggestion-tag {
    padding: var(--faq-space-xs) var(--faq-space-md);
    background: var(--faq-bg-tertiary);
    border: 1px solid var(--faq-border-light);
    border-radius: var(--faq-radius-full);
    font-size: 0.875rem;
    color: var(--faq-text-secondary);
    cursor: pointer;
    transition: all var(--faq-transition-fast);
    font-weight: 500;
  }
  
  .suggestion-tag:hover {
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    border-color: var(--faq-primary);
    transform: translateY(-2px);
    box-shadow: var(--faq-shadow-md);
  }
  
  .search-results-info {
    margin-top: var(--faq-space-lg);
  }
  
  .results-count {
    font-size: 0.875rem;
    color: var(--faq-text-secondary);
    margin-bottom: var(--faq-space-md);
    font-weight: 500;
  }
  
  .search-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--faq-space-sm);
    justify-content: center;
    align-items: center;
  }
  
  .filters-label {
    font-size: 0.875rem;
    color: var(--faq-text-muted);
    margin-right: var(--faq-space-sm);
    font-weight: 500;
  }
  
  .filter-btn {
    padding: var(--faq-space-xs) var(--faq-space-md);
    background: transparent;
    border: 1px solid var(--faq-border-medium);
    border-radius: var(--faq-radius-full);
    font-size: 0.875rem;
    color: var(--faq-text-secondary);
    cursor: pointer;
    transition: all var(--faq-transition-fast);
    font-weight: 500;
  }
  
  .filter-btn:hover,
  .filter-btn.active {
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    border-color: var(--faq-primary);
  }
  
  /* FAQ Categories Section */
  /* ====================== */
  .faq-categories-section {
    padding: var(--faq-space-3xl) 0;
    background: var(--faq-bg-secondary);
  }
  
  .categories-header {
    text-align: center;
    margin-bottom: var(--faq-space-3xl);
  }
  
  .section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-md);
  }
  
  .section-subtitle {
    font-size: 1.125rem;
    color: var(--faq-text-secondary);
    margin: 0;
    max-width: 600px;
    margin: 0 auto;
  }
  
  .categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--faq-space-lg);
  }
  
  .category-card {
    background: var(--faq-bg-primary);
    border-radius: var(--faq-radius-2xl);
    padding: var(--faq-space-2xl);
    border: 1px solid var(--faq-border-light);
    transition: all var(--faq-transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: var(--faq-shadow-sm);
  }
  
  .category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--faq-primary) 0%, var(--faq-primary-light) 100%);
    opacity: 0;
    transition: opacity var(--faq-transition-normal);
    z-index: 0;
  }
  
  .category-card:hover::before {
    opacity: 0.05;
  }
  
  .category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--faq-shadow-xl);
    border-color: var(--faq-primary-light);
  }
  
  .category-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--faq-radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: var(--faq-space-lg);
    position: relative;
    z-index: 1;
    transition: transform var(--faq-transition-normal);
  }
  
  .category-card:hover .category-icon {
    transform: scale(1.1) rotate(5deg);
  }
  
  .category-icon.primary {
    background: linear-gradient(135deg, var(--faq-primary) 0%, var(--faq-primary-light) 100%);
    color: var(--faq-text-inverse);
  }
  
  .category-icon.success {
    background: linear-gradient(135deg, var(--faq-success) 0%, #34d399 100%);
    color: var(--faq-text-inverse);
  }
  
  .category-icon.warning {
    background: linear-gradient(135deg, var(--faq-warning) 0%, #fbbf24 100%);
    color: var(--faq-text-inverse);
  }
  
  .category-icon.info {
    background: linear-gradient(135deg, var(--faq-info) 0%, #60a5fa 100%);
    color: var(--faq-text-inverse);
  }
  
  .category-icon.purple {
    background: linear-gradient(135deg, var(--faq-purple) 0%, #c084fc 100%);
    color: var(--faq-text-inverse);
  }
  
  .category-icon.pink {
    background: linear-gradient(135deg, var(--faq-pink) 0%, #f472b6 100%);
    color: var(--faq-text-inverse);
  }
  
  .category-icon.cyan {
    background: linear-gradient(135deg, var(--faq-cyan) 0%, #22d3ee 100%);
    color: var(--faq-text-inverse);
  }
  
  .category-icon.orange {
    background: linear-gradient(135deg, var(--faq-orange) 0%, #fb923c 100%);
    color: var(--faq-text-inverse);
  }
  
  .category-info {
    position: relative;
    z-index: 1;
  }
  
  .category-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-xs);
  }
  
  .category-count {
    font-size: 0.875rem;
    color: var(--faq-text-muted);
    margin: 0;
    font-weight: 500;
  }
  
  .category-arrow {
    position: absolute;
    top: var(--faq-space-lg);
    right: var(--faq-space-lg);
    color: var(--faq-text-muted);
    font-size: 1.25rem;
    transition: all var(--faq-transition-normal);
    z-index: 1;
  }
  
  .category-card:hover .category-arrow {
    color: var(--faq-primary);
    transform: translateX(4px);
  }
  
  /* FAQ Content Section */
  /* =================== */
  .faq-content-section {
    padding: var(--faq-space-3xl) 0;
    background: var(--faq-bg-primary);
  }
  
  /* Sidebar */
  .faq-sidebar {
    background: var(--faq-bg-secondary);
    border-radius: var(--faq-radius-2xl);
    padding: var(--faq-space-xl);
    border: 1px solid var(--faq-border-light);
    box-shadow: var(--faq-shadow-sm);
  }
  
  .sticky-sidebar {
    position: sticky;
    top: 2rem;
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
  }
  
  .sidebar-header {
    margin-bottom: var(--faq-space-lg);
    padding-bottom: var(--faq-space-lg);
    border-bottom: 1px solid var(--faq-border-light);
  }
  
  .sidebar-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--faq-text-primary);
    margin: 0;
  }
  
  .sidebar-nav {
    /* Custom scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--faq-border-medium) transparent;
  }
  
  .sidebar-nav::-webkit-scrollbar {
    width: 6px;
  }
  
  .sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
  }
  
  .sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--faq-border-medium);
    border-radius: var(--faq-radius-full);
  }
  
  .faq-content-section .nav-category {
    margin-bottom: var(--faq-space-lg);
  }
  
  .faq-content-section .nav-category-header {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--faq-text-secondary);
    margin-bottom: var(--faq-space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
  }
  
  .faq-content-section  .nav-items {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .faq-content-section .nav-item {
    margin-bottom: var(--faq-space-xs);
  }
  
  .faq-content-section  .nav-link {
    display: block;
    padding: var(--faq-space-sm) var(--faq-space-md);
    color: var(--faq-text-secondary);
    text-decoration: none;
    border-radius: var(--faq-radius-lg);
    transition: all var(--faq-transition-fast);
    font-size: 0.875rem;
    line-height: 1.4;
    position: relative;
  }
  
  .faq-content-section  .nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 2px;
    background: var(--faq-primary);
    transition: width var(--faq-transition-fast);
  }
  
  .faq-content-section  .nav-link:hover::before,
  .faq-content-section  .nav-link.active::before {
    width: 4px;
  }
  
  .faq-content-section  .nav-link:hover,
  .faq-content-section  .nav-link.active {
    color: var(--faq-primary);
    background: rgba(99, 102, 241, 0.1);
    padding-left: var(--faq-space-lg);
  }
  
  /* Main Content */
  .faq-main-content {
    
    /* Empty for now, content styling below */
  }
  
  .faq-category-section {
    margin-bottom: var(--faq-space-3xl);
  }
  
  .category-section-header {
    display: flex;
    align-items: center;
    gap: var(--faq-space-lg);
    margin-bottom: var(--faq-space-2xl);
    padding-bottom: var(--faq-space-lg);
    border-bottom: 1px solid var(--faq-border-light);
  }
  
  .category-section-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--faq-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--faq-text-inverse);
  }
  
  .category-section-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--faq-text-primary);
    margin: 0;
  }
  
  .category-section-subtitle {
    font-size: 1rem;
    color: var(--faq-text-secondary);
    margin: 0;
    font-weight: 500;
  }
  
  .faq-items {
    display: flex;
    flex-direction: column;
    gap: var(--faq-space-lg);
  }
  
  /* FAQ Item */
  .faq-item {
    background: var(--faq-bg-primary);
    border-radius: var(--faq-radius-2xl);
    border: 1px solid var(--faq-border-light);
    box-shadow: var(--faq-shadow-sm);
    transition: all var(--faq-transition-normal);
    overflow: hidden;
  }
  
  .faq-item:hover {
    box-shadow: var(--faq-shadow-md);
    border-color: var(--faq-primary-light);
  }
  
  .faq-question-container {
    /* Container for question button */
  }
  
  .faq-question-btn {
    width: 100%;
    background: none;
    border: none;
    padding: var(--faq-space-xl);
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--faq-space-lg);
    transition: all var(--faq-transition-fast);
  }
  
  .faq-question-btn:hover {
    background: var(--faq-bg-tertiary);
  }
  
  .faq-question-btn[aria-expanded="true"] {
    background: var(--faq-bg-tertiary);
  }
  
  .question-content {
    display: flex;
    align-items: center;
    gap: var(--faq-space-lg);
    flex: 1;
  }
  
  .question-number {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--faq-primary);
    background: rgba(99, 102, 241, 0.1);
    padding: var(--faq-space-xs) var(--faq-space-sm);
    border-radius: var(--faq-radius-md);
    min-width: 40px;
    text-align: center;
  }
  
  .question-text {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--faq-text-primary);
    margin: 0;
    line-height: 1.4;
  }
  
  .question-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--faq-radius-full);
    background: var(--faq-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--faq-transition-normal);
    color: var(--faq-primary);
    flex-shrink: 0;
  }
  
  .faq-question-btn:hover .question-toggle {
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    transform: scale(1.1);
  }
  
  .faq-question-btn[aria-expanded="true"] .question-toggle {
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    transform: rotate(45deg);
  }
  
  .faq-answer-collapse {
    border-top: 1px solid var(--faq-border-light);
  }
  
  .faq-answer-content {
    padding: var(--faq-space-xl);
    color: var(--faq-text-secondary);
    line-height: 1.7;
    font-size: 1rem;
  }
  
  .faq-answer-content h4 {
    color: var(--faq-text-primary);
    font-weight: 600;
    margin-top: var(--faq-space-lg);
    margin-bottom: var(--faq-space-md);
  }
  
  .faq-answer-content ul,
  .faq-answer-content ol {
    margin: var(--faq-space-md) 0;
    padding-left: var(--faq-space-xl);
  }
  
  .faq-answer-content li {
    margin-bottom: var(--faq-space-sm);
  }
  
  .faq-answer-content a {
    color: var(--faq-primary);
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: text-decoration-color var(--faq-transition-fast);
  }
  
  .faq-answer-content a:hover {
    text-decoration-color: var(--faq-primary);
  }
  
  .faq-answer-content code {
    background: var(--faq-bg-tertiary);
    padding: var(--faq-space-xs) var(--faq-space-sm);
    border-radius: var(--faq-radius-sm);
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--faq-danger);
  }
  
  .faq-answer-content blockquote {
    background: var(--faq-bg-secondary);
    border-left: 4px solid var(--faq-primary);
    padding: var(--faq-space-lg);
    margin: var(--faq-space-lg) 0;
    border-radius: var(--faq-radius-lg);
    font-style: italic;
  }
  
  .faq-answer-actions {
    padding: 0 var(--faq-space-xl) var(--faq-space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--faq-space-md);
    border-top: 1px solid var(--faq-border-light);
    margin-top: var(--faq-space-lg);
    padding-top: var(--faq-space-lg);
  }
  
  .answer-helpful {
    display: flex;
    align-items: center;
    gap: var(--faq-space-md);
  }
  
  .helpful-label {
    font-size: 0.875rem;
    color: var(--faq-text-muted);
    font-weight: 500;
  }
  
  .helpful-buttons {
    display: flex;
    gap: var(--faq-space-sm);
  }
  
  .helpful-btn {
    display: flex;
    align-items: center;
    gap: var(--faq-space-xs);
    padding: var(--faq-space-sm) var(--faq-space-md);
    background: var(--faq-bg-tertiary);
    border: 1px solid var(--faq-border-light);
    border-radius: var(--faq-radius-full);
    font-size: 0.875rem;
    color: var(--faq-text-secondary);
    cursor: pointer;
    transition: all var(--faq-transition-fast);
    font-weight: 500;
  }
  
  .helpful-btn:hover {
    background: var(--faq-success);
    color: var(--faq-text-inverse);
    border-color: var(--faq-success);
    transform: translateY(-2px);
  }
  
  .helpful-btn.helpful-yes:hover {
    background: var(--faq-success);
  }
  
  .helpful-btn.helpful-no:hover {
    background: var(--faq-danger);
    border-color: var(--faq-danger);
  }
  
  .helpful-btn.voted {
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    border-color: var(--faq-primary);
  }
  
  .answer-share {
    /* Share button container */
  }
  
  .share-btn {
    display: flex;
    align-items: center;
    gap: var(--faq-space-xs);
    padding: var(--faq-space-sm) var(--faq-space-md);
    background: transparent;
    border: 1px solid var(--faq-border-medium);
    border-radius: var(--faq-radius-full);
    font-size: 0.875rem;
    color: var(--faq-text-secondary);
    cursor: pointer;
    transition: all var(--faq-transition-fast);
    font-weight: 500;
  }
  
  .share-btn:hover {
    background: var(--faq-info);
    color: var(--faq-text-inverse);
    border-color: var(--faq-info);
    transform: translateY(-2px);
  }
  
  /* No Results Container */
  /* =================== */
  .no-results-container {
    text-align: center;
    padding: var(--faq-space-3xl) var(--faq-space-xl);
  }
  
  .no-results-content {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .no-results-icon {
    font-size: 4rem;
    color: var(--faq-text-muted);
    margin-bottom: var(--faq-space-lg);
  }
  
  .no-results-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-md);
  }
  
  .no-results-text {
    font-size: 1rem;
    color: var(--faq-text-secondary);
    margin-bottom: var(--faq-space-xl);
    line-height: 1.6;
  }
  
  .no-results-actions {
    display: flex;
    gap: var(--faq-space-md);
    justify-content: center;
    flex-wrap: wrap;
  }
  
  /* Still Need Help Section */
  /* ======================= */
  .still-need-help-section {
    padding: var(--faq-space-3xl) 0;
    background: linear-gradient(135deg, var(--faq-bg-secondary) 0%, var(--faq-bg-tertiary) 100%);
    position: relative;
    overflow: hidden;
  }
  
  .still-need-help-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
      radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
      radial-gradient(circle at 90% 80%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
    pointer-events: none;
  }
  
  .help-container {
    position: relative;
    z-index: 1;
  }
  
  .help-content {
    margin-bottom: var(--faq-space-2xl);
  }
  
  .help-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--faq-space-sm) var(--faq-space-lg);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--faq-radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--faq-primary);
    margin-bottom: var(--faq-space-lg);
    border: 1px solid rgba(99, 102, 241, 0.2);
  }
  
  .help-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-lg);
    line-height: 1.2;
  }
  
  .help-text {
    font-size: 1.125rem;
    color: var(--faq-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--faq-space-2xl);
    max-width: 600px;
  }
  
  .help-options {
    display: flex;
    flex-direction: column;
    gap: var(--faq-space-lg);
  }
  
  .help-option {
    display: flex;
    align-items: center;
    gap: var(--faq-space-lg);
    padding: var(--faq-space-lg);
    background: var(--faq-bg-primary);
    border-radius: var(--faq-radius-2xl);
    border: 1px solid var(--faq-border-light);
    transition: all var(--faq-transition-normal);
    box-shadow: var(--faq-shadow-sm);
  }
  
  .help-option:hover {
    transform: translateY(-4px);
    box-shadow: var(--faq-shadow-lg);
    border-color: var(--faq-primary-light);
  }
  
  .option-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--faq-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--faq-text-inverse);
    flex-shrink: 0;
  }
  
  .option-icon.primary {
    background: linear-gradient(135deg, var(--faq-primary) 0%, var(--faq-primary-light) 100%);
  }
  
  .option-icon.success {
    background: linear-gradient(135deg, var(--faq-success) 0%, #34d399 100%);
  }
  
  .option-icon.warning {
    background: linear-gradient(135deg, var(--faq-warning) 0%, #fbbf24 100%);
  }
  
  .option-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-xs);
  }
  
  .option-description {
    font-size: 1rem;
    color: var(--faq-text-secondary);
    margin: 0;
  }
  
  .help-actions {
    display: flex;
    flex-direction: column;
    gap: var(--faq-space-lg);
  }
  
  .action-card {
    background: var(--faq-bg-primary);
    border-radius: var(--faq-radius-2xl);
    padding: var(--faq-space-2xl);
    border: 1px solid var(--faq-border-light);
    box-shadow: var(--faq-shadow-md);
    transition: all var(--faq-transition-normal);
    position: relative;
    overflow: hidden;
  }
  
  .action-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--faq-transition-normal);
    z-index: 0;
  }
  
  .action-card.primary::before {
    background: linear-gradient(135deg, var(--faq-primary) 0%, var(--faq-primary-light) 100%);
  }
  
  .action-card.secondary::before {
    background: linear-gradient(135deg, var(--faq-success) 0%, #34d399 100%);
  }
  
  .action-card:hover::before {
    opacity: 0.05;
  }
  
  .action-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--faq-shadow-xl);
  }
  
  .action-header {
    display: flex;
    align-items: center;
    gap: var(--faq-space-sm);
    margin-bottom: var(--faq-space-md);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--faq-primary);
    position: relative;
    z-index: 1;
  }
  
  .action-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-sm);
    position: relative;
    z-index: 1;
  }
  
  .action-description {
    font-size: 1rem;
    color: var(--faq-text-secondary);
    margin-bottom: var(--faq-space-lg);
    line-height: 1.6;
    position: relative;
    z-index: 1;
  }
  
  .action-btn {
    display: inline-flex;
    align-items: center;
    padding: var(--faq-space-md) var(--faq-space-xl);
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    text-decoration: none;
    border-radius: var(--faq-radius-xl);
    font-weight: 600;
    transition: all var(--faq-transition-normal);
    position: relative;
    z-index: 1;
    box-shadow: var(--faq-shadow-md);
  }
  
  .action-btn:hover {
    background: var(--faq-primary-dark);
    color: var(--faq-text-inverse);
    transform: translateY(-2px);
    box-shadow: var(--faq-shadow-lg);
  }
  
  /* Feedback Section */
  /* ================ */
  .feedback-section {
    padding: var(--faq-space-3xl) 0;
    background: var(--faq-bg-primary);
  }
  
  .feedback-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
  }
  
  .feedback-header {
    margin-bottom: var(--faq-space-2xl);
  }
  
  .feedback-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--faq-space-md);
  }
  
  .feedback-subtitle {
    font-size: 1.125rem;
    color: var(--faq-text-secondary);
    margin: 0;
    line-height: 1.6;
  }
  
  .feedback-form {
    background: var(--faq-bg-secondary);
    border-radius: var(--faq-radius-2xl);
    padding: var(--faq-space-2xl);
    border: 1px solid var(--faq-border-light);
    box-shadow: var(--faq-shadow-sm);
  }
  
  .feedback-form-content {
    text-align: left;
  }
  
  .form-group {
    margin-bottom: var(--faq-space-lg);
  }
  
  .form-label {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--faq-text-primary);
    margin-bottom: var(--faq-space-sm);
  }
  
  .form-control,
  .form-select {
    width: 100%;
    padding: var(--faq-space-md);
    border: 2px solid var(--faq-border-light);
    border-radius: var(--faq-radius-lg);
    background: var(--faq-bg-primary);
    font-size: 1rem;
    color: var(--faq-text-primary);
    transition: all var(--faq-transition-fast);
  }
  
  .form-control:focus,
  .form-select:focus {
    outline: none;
    border-color: var(--faq-primary);
    box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25);
  }
  
  .form-control::placeholder {
    color: var(--faq-text-muted);
  }
  
  .feedback-submit-btn {
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    border: none;
    padding: var(--faq-space-md) var(--faq-space-xl);
    border-radius: var(--faq-radius-xl);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--faq-transition-normal);
    display: flex;
    align-items: center;
    gap: var(--faq-space-sm);
    margin: 0 auto;
    box-shadow: var(--faq-shadow-md);
  }
  
  .feedback-submit-btn:hover {
    background: var(--faq-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--faq-shadow-lg);
  }
  
  .feedback-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
  }
  
  /* Responsive Design */
  /* ================= */
  @media (max-width: 1200px) {
    .categories-grid {
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
  }
  
  @media (max-width: 991.98px) {
    .hero-visual {
      height: 300px;
      margin-top: var(--faq-space-2xl);
    }
    
    .floating-item {
      width: 50px;
      height: 50px;
      font-size: 1.25rem;
    }
    
    .hero-icon {
      font-size: 6rem;
    }
    
    .hero-stats {
      gap: var(--faq-space-lg);
    }
    
    .stat-number {
      font-size: 1.5rem;
    }
    
    .search-title {
      font-size: 2rem;
    }
    
    .section-title {
      font-size: 2rem;
    }
    
    .help-title {
      font-size: 2rem;
    }
    
    .help-actions {
      margin-top: var(--faq-space-2xl);
    }
    
    .category-section-header {
      flex-direction: column;
      align-items: flex-start;
      gap: var(--faq-space-md);
      text-align: center;
    }
    
    .category-section-icon {
      align-self: center;
    }
  }
  
  @media (max-width: 767.98px) {
    .faq-hero {
      padding: var(--faq-space-2xl) 0;
    }
    
    .hero-title {
      font-size: 2.5rem;
    }
    
    .hero-subtitle {
      font-size: 1rem;
    }
    
    .hero-stats {
      flex-direction: column;
      gap: var(--faq-space-md);
      text-align: center;
    }
    
    .quick-search-section {
      padding: var(--faq-space-2xl) 0;
    }
    
    .search-input {
      font-size: 1rem;
      padding: var(--faq-space-md) var(--faq-space-md) var(--faq-space-md) 3.5rem;
    }
    
    .search-icon {
      left: var(--faq-space-md);
      font-size: 1rem;
    }
    
    .suggestion-tags {
      justify-content: center;
    }
    
    .suggestions-label {
      display: block;
      margin-bottom: var(--faq-space-sm);
      margin-right: 0;
    }
    
    .categories-grid {
      grid-template-columns: 1fr;
      gap: var(--faq-space-md);
    }
    
    .category-card {
      padding: var(--faq-space-lg);
    }
    
    .category-icon {
      width: 60px;
      height: 60px;
      font-size: 1.5rem;
    }
    
    .faq-content-section {
      padding: var(--faq-space-2xl) 0;
    }
    
    .faq-question-btn {
      padding: var(--faq-space-lg);
    }
    
    .question-content {
      flex-direction: column;
      align-items: flex-start;
      gap: var(--faq-space-md);
    }
    
    .question-text {
      font-size: 1rem;
    }
    
    .faq-answer-content {
      padding: var(--faq-space-lg);
    }
    
    .faq-answer-actions {
      padding: 0 var(--faq-space-lg) var(--faq-space-lg);
      flex-direction: column;
      align-items: flex-start;
      gap: var(--faq-space-md);
    }
    
    .help-options {
      gap: var(--faq-space-md);
    }
    
    .help-option {
      padding: var(--faq-space-md);
      flex-direction: column;
      text-align: center;
      gap: var(--faq-space-md);
    }
    
    .option-icon {
      width: 50px;
      height: 50px;
      font-size: 1.25rem;
    }
    
    .action-card {
      padding: var(--faq-space-lg);
    }
    
    .feedback-form {
      padding: var(--faq-space-lg);
    }
    
    .no-results-actions {
      flex-direction: column;
      align-items: center;
    }
  }
  
  @media (max-width: 575.98px) {
    .hero-title {
      font-size: 2rem;
    }
    
    .search-title {
      font-size: 1.5rem;
    }
    
    .section-title {
      font-size: 1.5rem;
    }
    
    .help-title {
      font-size: 1.5rem;
    }
    
    .feedback-title {
      font-size: 1.5rem;
      flex-direction: column;
      gap: var(--faq-space-sm);
    }
    
    .search-filters {
      justify-content: flex-start;
    }
    
    .filter-btn {
      font-size: 0.75rem;
      padding: var(--faq-space-xs) var(--faq-space-sm);
    }
    
    .question-number {
      font-size: 0.75rem;
      min-width: 32px;
      padding: 2px var(--faq-space-xs);
    }
    
    .helpful-buttons {
      flex-wrap: wrap;
    }
    
    .helpful-btn {
      font-size: 0.75rem;
      padding: var(--faq-space-xs) var(--faq-space-sm);
    }
  }
  
  /* Animation Classes */
  /* ================= */
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  @keyframes fadeInLeft {
    from {
      opacity: 0;
      transform: translateX(-30px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  @keyframes fadeInRight {
    from {
      opacity: 0;
      transform: translateX(30px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  @keyframes scaleIn {
    from {
      opacity: 0;
      transform: scale(0.9);
    }
    to {
      opacity: 1;
      transform: scale(1);
    }
  }
  
  @keyframes bounceIn {
    0% {
      opacity: 0;
      transform: scale(0.3);
    }
    50% {
      opacity: 1;
      transform: scale(1.05);
    }
    70% {
      transform: scale(0.9);
    }
    100% {
      opacity: 1;
      transform: scale(1);
    }
  }
  
  .fade-in-up {
    animation: fadeInUp 0.6s ease-out;
  }
  
  .fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
  }
  
  .fade-in-right {
    animation: fadeInRight 0.6s ease-out;
  }
  
  .scale-in {
    animation: scaleIn 0.6s ease-out;
  }
  
  .bounce-in {
    animation: bounceIn 0.8s ease-out;
  }
  
  /* Search Highlighting */
  /* =================== */
  .search-highlight {
    background: linear-gradient(135deg, var(--faq-warning) 0%, #fbbf24 100%);
    color: var(--faq-text-primary);
    padding: 2px 4px;
    border-radius: var(--faq-radius-sm);
    font-weight: 600;
  }
  
  /* Loading States */
  /* ============== */
  .loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
  }
  
  .loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    border: 3px solid rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    border-top-color: var(--faq-primary);
    animation: spin 1s linear infinite;
  }
  
  @keyframes spin {
    to {
      transform: rotate(360deg);
    }
  }
  
  /* Notification Styles */
  /* =================== */
  .notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: var(--faq-bg-primary);
    border: 1px solid var(--faq-border-light);
    border-radius: var(--faq-radius-xl);
    padding: var(--faq-space-lg);
    box-shadow: var(--faq-shadow-xl);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: var(--faq-space-md);
    max-width: 400px;
    animation: slideInRight 0.3s ease-out;
    backdrop-filter: blur(20px);
  }
  
  .notification.success {
    border-left: 4px solid var(--faq-success);
  }
  
  .notification.warning {
    border-left: 4px solid var(--faq-warning);
  }
  
  .notification.error {
    border-left: 4px solid var(--faq-danger);
  }
  
  .notification.info {
    border-left: 4px solid var(--faq-info);
  }
  
  .notification-content {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--faq-space-sm);
  }
  
  .notification-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--faq-text-muted);
    padding: var(--faq-space-xs);
    border-radius: var(--faq-radius-sm);
    transition: all var(--faq-transition-fast);
  }
  
  .notification-close:hover {
    background: var(--faq-bg-tertiary);
    color: var(--faq-text-primary);
  }
  
  @keyframes slideInRight {
    from {
      transform: translateX(100%);
      opacity: 0;
    }
    to {
      transform: translateX(0);
      opacity: 1;
    }
  }
  
  /* Accessibility Improvements */
  /* =========================== */
  .keyboard-navigation .faq-question-btn:focus,
  .keyboard-navigation .nav-link:focus,
  .keyboard-navigation .category-card:focus,
  .keyboard-navigation .helpful-btn:focus,
  .keyboard-navigation .share-btn:focus {
    outline: 3px solid var(--faq-primary);
    outline-offset: 2px;
  }
  
  /* Reduced Motion Support */
  /* ======================= */
  @media (prefers-reduced-motion: reduce) {
    * {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
    
    .floating-item {
      animation: none;
    }
    
    .hero-background {
      animation: none;
    }
  }
  
  /* Print Styles */
  /* ============ */
  @media print {
    .faq-hero,
    .quick-search-section,
    .faq-categories-section,
    .still-need-help-section,
    .feedback-section,
    .breadcrumb-nav {
      display: none !important;
    }
    
    .faq-content-section {
      padding: 0 !important;
    }
    
    .faq-item {
      break-inside: avoid;
      margin-bottom: 1rem;
      box-shadow: none;
      border: 1px solid #ddd;
    }
    
    .faq-question-btn {
      pointer-events: none;
    }
    
    .faq-answer-collapse {
      display: block !important;
    }
    
    .faq-answer-actions {
      display: none !important;
    }
  }

  /* 修复Bootstrap Collapse的CSS样式 */

/* 确保collapse组件正确显示/隐藏 */
.faq-answer-collapse {
    border-top: 1px solid var(--faq-border-light);
    overflow: hidden;
    transition: height 0.35s ease;
}

.faq-answer-collapse:not(.show) {
    height: 0 !important;
}

.faq-answer-collapse.collapsing {
    height: 0;
    overflow: hidden;
    transition: height 0.35s ease;
}

.faq-answer-collapse.show {
    height: auto;
}

/* 修复question toggle图标的旋转动画 */
.question-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--faq-radius-full);
    background: var(--faq-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--faq-transition-normal);
    color: var(--faq-primary);
    flex-shrink: 0;
}

.question-toggle i {
    transition: transform var(--faq-transition-normal);
    font-size: 1rem;
}

/* 当FAQ展开时的样式 */
.faq-question-btn[aria-expanded="true"] .question-toggle {
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    transform: rotate(0deg);
}

.faq-question-btn[aria-expanded="true"] .question-toggle i {
    transform: rotate(45deg);
}

/* 悬停效果 */
.faq-question-btn:hover .question-toggle {
    background: var(--faq-primary);
    color: var(--faq-text-inverse);
    transform: scale(1.05);
}

.faq-question-btn:hover {
    background: var(--faq-bg-tertiary);
}

.faq-question-btn[aria-expanded="true"] {
    background: var(--faq-bg-tertiary);
}

/* 修复按钮焦点状态 */
.faq-question-btn:focus {
    outline: 2px solid var(--faq-primary);
    outline-offset: 2px;
}

/* 确保collapse内容的正确内边距 */
.faq-answer-content {
    padding: var(--faq-space-xl);
    color: var(--faq-text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

/* 修复答案操作按钮的显示 */
.faq-answer-actions {
    padding: 0 var(--faq-space-xl) var(--faq-space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--faq-space-md);
    border-top: 1px solid var(--faq-border-light);
    margin-top: var(--faq-space-lg);
    padding-top: var(--faq-space-lg);
}

/* 移动端优化 */
@media (max-width: 767.98px) {
    .question-toggle {
        width: 32px;
        height: 32px;
    }
    
    .question-toggle i {
        font-size: 0.875rem;
    }
    
    .faq-answer-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--faq-space-md);
    }
}