/* =====================================================
   FAQS PAGE - OPTIMIZED FOR PERFORMANCE
   ===================================================== */

:root {
    /* FAQ-specific colors */
    --faq-bg-primary: rgba(0,255,255,0.1);
    --faq-bg-secondary: rgba(56,49,255,0.1);
    --faq-accent: #0066cc;
    --faq-success: #28a745;
    --faq-text-dark: #2a2a2a;
    --faq-text-light: #1a1a1a;
    --faq-border: rgba(0,0,0,0.1);
    --faq-border-hover: rgba(0,0,0,0.2);
    --faq-white-85: rgba(255,255,255,0.85);
    --faq-white-95: rgba(255,255,255,0.95);
}

/* =====================================================
   FAQ SEARCH COMPONENTS
   ===================================================== */

.faq-search-container {
    background: linear-gradient(135deg, var(--faq-bg-primary), var(--faq-bg-secondary));
    border-radius: 15px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 2rem;
}

.search-box-wrapper {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.faq-search-input {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    border: 2px solid transparent;
    border-radius: 50px;
    background: var(--faq-white-85);
    color: #333;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.faq-search-input:focus {
    outline: none;
    border-color: var(--cd-primary);
    box-shadow: 0 0 0 3px rgba(0,255,255,0.2), 0 8px 25px rgba(0,0,0,0.15);
    transform: translateY(-2px);
}

.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    z-index: 1000;
    max-height: 300px;
    overflow-y: auto;
    display: none;
}

.search-suggestion-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    border-bottom: 1px solid #f0f0f0;
    transition: background 0.2s ease;
}

.search-suggestion-item:hover {
    background: #f8f9fa;
}

.search-suggestion-item:last-child {
    border-bottom: none;
}

.search-stats {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
}

/* =====================================================
   SIDEBAR COMPONENTS
   ===================================================== */

.sidebar-optimized {
    background: rgba(255,255,255,0.05);
    border-radius: 15px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
}

.category-navigation {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.category-nav-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    color: var(--faq-text-dark);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 2px solid var(--faq-border);
    cursor: pointer;
    user-select: none;
    background: var(--faq-white-85);
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.category-nav-item:hover {
    background: var(--faq-white-95);
    color: var(--faq-text-light);
    transform: translateX(5px);
    border-color: var(--faq-border-hover);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.category-nav-item.active {
    background: linear-gradient(45deg, var(--cd-primary), var(--cd-secondary));
    color: #000000;
    box-shadow: 0 4px 15px rgba(0,255,255,0.3);
    font-weight: 700;
    border-color: var(--cd-primary);
}

.badge-count {
    background: var(--faq-border);
    color: var(--faq-text-dark);
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    min-width: 20px;
    text-align: center;
}

.category-nav-item.active .badge-count {
    background: rgba(0,0,0,0.2);
    color: #000000;
}

.category-stats {
    background: var(--faq-white-85);
    border-radius: 8px;
    padding: 0.75rem;
    border: 2px solid var(--faq-border);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* =====================================================
   FAQ CONTENT COMPONENTS
   ===================================================== */

.category-content {
    display: none;
}

.category-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.faq-category-section {
    margin-bottom: 3rem;
}

.category-header {
    background: var(--faq-white-85);
    border-radius: 10px;
    padding: 1.5rem;
    border: 2px solid var(--faq-border);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.category-header h4 {
    color: var(--faq-text-light);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.category-header p {
    color: var(--faq-text-dark);
    margin: 0;
}

/* FAQ Items */
.faq-item {
    background: var(--faq-white-85);
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 2px solid var(--faq-border);
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    border-color: var(--faq-border-hover);
}

.faq-question {
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    background: white;
    border-bottom: 3px solid var(--faq-border);
    transition: all 0.3s ease;
    user-select: none;
    position: relative;
}

.faq-question:hover {
    background: #f8f9fa;
    border-bottom-color: var(--faq-border-hover);
}

.faq-question h5 {
    color: var(--faq-text-light);
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0;
}

.faq-question .question-text {
    flex: 1;
    margin-right: 1rem;
}

.toggle-icon {
    font-size: 1rem;
    color: var(--cd-primary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-question[aria-expanded="true"] .toggle-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    background: var(--faq-white-85);
    border-radius: 0 0 10px 10px;
}

.faq-answer.open {
    max-height: 1000px;
    padding-top: 0;
}

.faq-content {
    padding: 1.25rem;
    color: var(--faq-text-dark);
    line-height: 1.7;
    text-shadow: none;
    font-size: 0.95rem;
    font-weight: 500;
}

.faq-actions {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1rem;
}

.faq-actions .btn {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: white;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.faq-actions .btn:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.3);
    color: white;
    transform: translateY(-1px);
}

.faq-actions .btn-outline-success {
    border-color: var(--faq-success);
    color: var(--faq-success);
    background: rgba(40,167,69,0.2);
    font-weight: 600;
}

.faq-actions .btn-outline-success:hover {
    background: var(--faq-success);
    border-color: var(--faq-success);
    color: white;
}

.faq-actions .btn-outline-primary {
    border-color: var(--faq-accent);
    color: var(--faq-accent);
    background: rgba(0,102,204,0.2);
    font-weight: 600;
}

.faq-actions .btn-outline-primary:hover {
    background: var(--faq-accent);
    border-color: var(--faq-accent);
    color: white;
}

/* =====================================================
   LAZY LOADING & LOAD MORE
   ===================================================== */

.lazy-item {
    display: none;
}

.lazy-item.loaded {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.load-more-container {
    padding: 1rem;
    text-align: center;
}

.load-more-btn {
    border: 2px solid var(--cd-primary);
    color: var(--cd-primary);
    background: var(--faq-bg-primary);
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
}

.load-more-btn:hover {
    background: var(--cd-primary);
    color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,255,255,0.3);
    border-color: var(--cd-primary);
}

/* =====================================================
   SEARCH RESULTS
   ===================================================== */

.search-results {
    background: rgba(255,255,255,0.1);
    border-radius: 15px;
    padding: 2rem;
    border: 2px solid var(--faq-border);
    backdrop-filter: blur(10px);
}

.search-results .faq-item {
    background: var(--faq-white-95);
    border: 2px solid var(--faq-border);
}

.search-results .faq-question {
    background: #ffffff;
    border-bottom: 3px solid var(--faq-border-hover);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.search-results .faq-question h5 {
    color: var(--faq-text-light) !important;
    font-weight: 900;
    font-size: 1.3rem;
}

.search-results .faq-content {
    color: var(--faq-text-dark);
    text-shadow: none;
    font-weight: 500;
}

.search-highlight {
    background: linear-gradient(45deg, var(--cd-primary), var(--cd-secondary));
    color: #000000;
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
    font-weight: 600;
    text-shadow: none;
}

.no-results {
    background: var(--faq-white-85);
    border-radius: 15px;
    padding: 3rem;
    border: 2px solid var(--faq-border);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.no-results i {
    color: #6c757d;
}

.no-results h4,
.no-results p {
    color: var(--faq-text-dark);
}

/* =====================================================
   QUICK ACTIONS
   ===================================================== */

.quick-actions {
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
    padding: 1rem;
    border: 2px solid var(--faq-border);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.quick-actions .btn {
    transition: all 0.3s ease;
    background: var(--faq-white-85);
    border: 2px solid var(--faq-border);
    color: var(--faq-text-dark);
    backdrop-filter: blur(5px);
    font-weight: 600;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.quick-actions .btn:hover {
    transform: translateY(-2px);
    background: var(--faq-white-95);
    border-color: var(--faq-border-hover);
    color: var(--faq-text-light);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.quick-actions .btn-outline-primary {
    border-color: var(--cd-primary);
    color: #000000;
    background: var(--faq-bg-primary);
    font-weight: 700;
}

.quick-actions .btn-outline-primary:hover {
    background: var(--cd-primary);
    border-color: var(--cd-primary);
    color: #000000;
}

.quick-actions .btn-outline-secondary {
    border-color: #495057;
    color: #495057;
    background: rgba(73,80,87,0.1);
    font-weight: 700;
}

.quick-actions .btn-outline-secondary:hover {
    background: #495057;
    border-color: #495057;
    color: white;
}

/* =====================================================
   ANIMATIONS
   ===================================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */

@media (max-width: 768px) {
    .faq-search-container {
        padding: 1.5rem;
    }

    .sidebar-optimized {
        position: static !important;
        margin-bottom: 2rem;
    }

    .faq-search-input {
        font-size: 1rem;
        padding: 0.875rem 1.25rem;
    }

    .category-nav-item {
        padding: 0.625rem 0.875rem;
        font-size: 0.9rem;
    }

    .faq-question {
        padding: 1rem 1.25rem;
    }

    .faq-question h5 {
        font-size: 1rem;
    }

    .faq-content {
        padding: 1rem;
        font-size: 0.9rem;
    }

    .category-header {
        padding: 1.25rem;
    }

    .quick-actions {
        padding: 0.875rem;
    }

    .search-results {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .faq-search-container {
        padding: 1rem;
    }

    .faq-search-input {
        font-size: 0.95rem;
        padding: 0.75rem 1rem;
    }

    .category-nav-item {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }

    .badge-count {
        font-size: 0.7rem;
        padding: 0.2rem 0.4rem;
    }

    .faq-question {
        padding: 0.875rem 1rem;
    }

    .faq-question h5 {
        font-size: 0.95rem;
    }

    .faq-content {
        padding: 0.875rem;
        font-size: 0.85rem;
    }

    .load-more-btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.9rem;
    }
}

/* =====================================================
   ACCESSIBILITY IMPROVEMENTS
   ===================================================== */

.faq-question:focus {
    outline: 2px solid var(--cd-primary);
    outline-offset: 2px;
}

.faq-search-input:focus {
    outline: none;
}

@media (prefers-reduced-motion: reduce) {
    .faq-item,
    .category-nav-item,
    .faq-question,
    .toggle-icon,
    .faq-answer,
    .btn {
        transition: none;
    }

    .lazy-item.loaded {
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .faq-item {
        border-width: 3px;
    }

    .faq-question {
        border-bottom-width: 4px;
    }

    .category-nav-item {
        border-width: 3px;
    }
}

/* Dark mode considerations */
@media (prefers-color-scheme: dark) {
    :root {
        --faq-text-dark: #e0e0e0;
        --faq-text-light: #ffffff;
        --faq-white-85: rgba(40,40,40,0.85);
        --faq-white-95: rgba(50,50,50,0.95);
        --faq-border: rgba(255,255,255,0.2);
        --faq-border-hover: rgba(255,255,255,0.3);
    }

    .faq-search-input {
        background: rgba(40,40,40,0.9);
        color: #ffffff;
    }

    .search-suggestions {
        background: #2a2a2a;
        color: #ffffff;
    }

    .faq-question {
        background: #3a3a3a;
    }

    .faq-question:hover {
        background: #404040;
    }

    .no-results {
        background: rgba(40,40,40,0.85);
    }
}