/* Community Page - Modern Design System */

/* Guest Community Promotion */
.guest-community-promotion {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #0ea5e9;
    border-radius: 20px;
    padding: 48px 32px;
    margin: 32px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.guest-community-promotion::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

.guest-community-promotion .guest-promotion-content {
    position: relative;
    z-index: 1;
}

.guest-community-promotion i {
    font-size: 24px;
    color: #102b387e;
    margin-bottom: 24px;
    display: block;
}

.guest-community-promotion h2 {
    color: #1e293b;
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
}

.guest-community-promotion p {
    color: #64748b;
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.guest-community-promotion .guest-promotion-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.guest-community-promotion .guest-promotion-actions .btn {
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 12px;
    transition: all 0.3s ease;
    min-width: 180px;
}

@keyframes pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.8; }
}

@media (max-width: 768px) {
    .guest-community-promotion {
        padding: 32px 24px;
        margin: 24px 0;
        border-radius: 16px;
    }
    
    .guest-community-promotion i {
        font-size: 48px;
    }
    
    .guest-community-promotion h2 {
        font-size: 24px;
    }
    
    .guest-community-promotion p {
        font-size: 16px;
    }
    
    .guest-community-promotion .guest-promotion-actions {
        flex-direction: column;
    }
    
    .guest-community-promotion .guest-promotion-actions .btn {
        width: 100%;
        min-width: auto;
    }
}

/* Global Mobile Responsive Fix */
* {
    box-sizing: border-box;
}

html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

/* Header should not be affected by overflow restrictions */
.header {
    overflow: visible;
}

.header .container {
    overflow: visible;
}

.container, .content-grid, .main-content {
    max-width: 100%;
    overflow-x: hidden;
}

/* Ensure main content containers don't affect header dropdowns */
body > .container:not(.header .container),
.content-grid, 
.main-content {
    overflow-x: hidden;
}

/* Mobile Categories */
.mobile-categories {
    display: none;
    padding: 12px 0;
    background: white;
    border-bottom: 1px solid var(--neutral-200);
    margin-bottom: 16px;
    width: 100%;
    overflow: hidden;
}

.mobile-categories-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0 16px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
    /* Prevent parent container from scrolling */
    touch-action: pan-x;
    overscroll-behavior-x: contain;
}

.mobile-categories-scroll::-webkit-scrollbar {
    display: none;
}

.mobile-categories-scroll {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.mobile-category-card {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    background: var(--neutral-50);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 70px;
    text-align: center;
}

.mobile-category-card:hover {
    background: var(--primary-50);
    border-color: var(--primary-200);
    transform: translateY(-1px);
}

.mobile-category-card.active {
    background: var(--primary-500);
    border-color: var(--primary-500);
    color: white;
}

.mobile-category-icon {
    font-size: 16px;
    color: var(--primary-500);
    margin-bottom: 2px;
}

.mobile-category-card.active .mobile-category-icon {
    color: white;
}

.mobile-category-card span {
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    line-height: 1.2;
}

.mobile-category-count {
    font-size: 10px;
    background: var(--neutral-200);
    color: var(--neutral-600);
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 600;
    min-width: 18px;
    text-align: center;
}

.mobile-category-card.active .mobile-category-count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

/* Community Search Styles */
.community-search-container {
    margin-bottom: var(--spacing-6);
    animation: slideDown 0.3s ease-out;
}

.community-search-box {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
}

.community-search-box i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--neutral-400);
    font-size: 16px;
}

.community-search-box input {
    width: 100%;
    padding: 12px 48px 12px 48px;
    border: 2px solid var(--neutral-200);
    border-radius: var(--radius-2xl);
    font-size: 16px;
    background: var(--neutral-50);
    transition: all 0.2s ease;
}

.community-search-box input:focus {
    outline: none;
    border-color: var(--primary-500);
    background: white;
    box-shadow: 0 0 0 4px var(--primary-50);
}

.community-search-clear {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--neutral-200);
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--neutral-500);
}

.community-search-clear:hover {
    background: var(--neutral-300);
    color: var(--neutral-700);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

:root {
    /* Primary Colors */
    --primary-50: #f0f9ff;
    --primary-100: #e0f2fe;
    --primary-200: #bae6fd;
    --primary-500: #0ea5e9;
    --primary-600: #0284c7;
    --primary-700: #0369a1;
    
    /* Neutral Colors */
    --neutral-50: #f9fafb;
    --neutral-100: #f3f4f6;
    --neutral-200: #e5e7eb;
    --neutral-300: #d1d5db;
    --neutral-400: #9ca3af;
    --neutral-500: #6b7280;
    --neutral-600: #4b5563;
    --neutral-700: #374151;
    --neutral-800: #1f2937;
    --neutral-900: #111827;
    
    /* Success Colors */
    --success-50: #f0fdf4;
    --success-500: #22c55e;
    --success-600: #16a34a;
    
    /* Error Colors */
    --error-50: #fef2f2;
    --error-500: #ef4444;
    --error-600: #dc2626;
    
    /* Design Tokens */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Main Layout */
.content-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-8);
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-6) 0;
    animation: slideInUp var(--transition-slow) ease-out;
}

/* Left Sidebar - Categories */
.left-sidebar {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-sm);
    height: fit-content;
    position: sticky;
    border: 1px solid var(--neutral-200);
    transition: all var(--transition-normal);
}

.left-sidebar:hover {
    box-shadow: var(--shadow-md);
}

.sidebar-section h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-5);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    letter-spacing: -0.025em;
}

.sidebar-section h3 i {
    color: var(--primary-500);
    font-size: 16px;
}

.category-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.category-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    border: 1px solid transparent;
}

.category-card:hover {
    background: var(--neutral-50);
    transform: translateY(-1px);
}

.category-card.active {
    background: var(--primary-500);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.category-card.active .category-count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.category-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    background: var(--neutral-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--neutral-600);
    transition: all var(--transition-fast);
}

.category-card.active .category-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.category-card span {
    flex: 1;
    font-weight: 500;
    font-size: 14px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.category-count {
    background: var(--neutral-200);
    color: var(--neutral-600);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--radius-lg);
    font-size: 12px;
    font-weight: 600;
    min-width: 24px;
    text-align: center;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Main Content */
.main-content {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--neutral-200);
    transition: all var(--transition-normal);
}

.main-content:hover {
    box-shadow: var(--shadow-md);
}

.community-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-8);
    gap: var(--spacing-6);
}

/* Community-specific header content (not global header) */
.community-header .header-content h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-2);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    letter-spacing: -0.025em;
}

.community-header .header-content p {
    color: var(--neutral-600);
    font-size: 16px;
    line-height: 1.5;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Community page header actions (not global header) */
.community-header .header-actions {
    display: flex;
    gap: var(--spacing-3);
}

/* Button Styles */
.btn {
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    text-decoration: none;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    letter-spacing: -0.025em;
}

.btn-primary {
    background: var(--primary-500);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-600);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: white;
    color: var(--primary-600);
    border: 1px solid var(--primary-600);
}

.btn-outline:hover {
    background: var(--primary-600);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-success {
    background: var(--success-500);
    color: white;
}

.btn-success:hover {
    background: var(--success-600);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Search Container */
.search-container {
    margin-bottom: var(--spacing-8);
    animation: fadeInDown var(--transition-normal) ease-out;
}

.search-box {
    position: relative;
    max-width: 500px;
}

.search-box i {
    position: absolute;
    left: var(--spacing-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--neutral-400);
    font-size: 16px;
}

.search-box input {
    width: 100%;
    padding: var(--spacing-4) var(--spacing-12) var(--spacing-4) var(--spacing-12);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    font-size: 15px;
    transition: all var(--transition-fast);
    background: white;
    box-shadow: var(--shadow-sm);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px var(--primary-50);
}

.search-clear {
    position: absolute;
    right: var(--spacing-4);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--neutral-400);
    cursor: pointer;
    padding: var(--spacing-1);
    border-radius: 50%;
    transition: all var(--transition-fast);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-clear:hover {
    background: var(--neutral-100);
    color: var(--neutral-600);
}

/* Communities Grid */
.communities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-6);
}

/* No Communities State */
.no-communities {
    text-align: center;
    padding: var(--spacing-16) var(--spacing-5);
    color: var(--neutral-500);
    background: var(--neutral-50);
    border-radius: var(--radius-2xl);
    border: 2px dashed var(--neutral-200);
}

.no-communities i {
    font-size: 64px;
    color: var(--neutral-300);
    margin-bottom: var(--spacing-6);
    display: block;
}

.no-communities h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--neutral-700);
    margin-bottom: var(--spacing-2);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.no-communities p {
    font-size: 14px;
    margin-bottom: var(--spacing-6);
    color: var(--neutral-500);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Community Card */
.community-card {
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-6);
    transition: all var(--transition-normal);
    cursor: pointer;
    background: white;
    box-shadow: var(--shadow-sm);
    animation: fadeInUp var(--transition-normal) ease-out;
}

.community-card:hover {
    border-color: var(--primary-300);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.community-card .community-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-5);
}

.community-avatar {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-xl);
   
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    flex-shrink: 0;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.community-card:hover .community-avatar {
    transform: scale(1.05);
}

.community-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
}

.category-icon-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    border-radius: var(--radius-xl);
    color: white;
    font-size: 24px;
}


.community-info h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-1);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    letter-spacing: -0.025em;
}

.community-info p {
    color: var(--neutral-600);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: var(--spacing-3);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.community-stats {
    display: flex;
    gap: var(--spacing-4);
    font-size: 13px;
    color: var(--neutral-500);
    margin-bottom: var(--spacing-2);
}

.community-stats span {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.community-owner {
    font-size: 12px;
    color: var(--neutral-500);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.community-actions {
    margin-left: auto;
    align-self: flex-start;
}

.join-btn {
    background: var(--primary-500);
    color: white;
    border: none;
    padding: var(--spacing-2) var(--spacing-5);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.join-btn:hover {
    background: var(--primary-600);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.community-channels h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-3);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.channel-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.channel-tag {
    background: var(--neutral-100);
    color: var(--neutral-600);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--radius-lg);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.channel-tag:hover {
    background: var(--primary-500);
    color: white;
    transform: translateY(-1px);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    transition: all var(--transition-normal);
}

.modal.show,
.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: var(--radius-2xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--neutral-200);
    animation: modalSlideIn var(--transition-normal) ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-6) var(--spacing-6) 0 var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

.modal-header h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--neutral-900);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    letter-spacing: -0.025em;
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--neutral-400);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: 50%;
    transition: all var(--transition-fast);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--neutral-100);
    color: var(--neutral-700);
    transform: rotate(90deg);
}

.modal-body {
    padding: 0 var(--spacing-6);
}

.form-group {
    margin-bottom: var(--spacing-5);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-2);
    font-size: 14px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    font-size: 14px;
    transition: all var(--transition-fast);
    background: white;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px var(--primary-50);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group input[type="checkbox"] {
    width: auto;
    margin-right: var(--spacing-2);
    accent-color: var(--primary-500);
}

/* File Upload Styles */
.file-upload-container {
    position: relative;
    margin-bottom: var(--spacing-2);
}

.file-upload-container input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 2;
}

.file-upload-preview {
    border: 2px dashed var(--neutral-300);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    text-align: center;
    background: var(--neutral-50);
    transition: all var(--transition-fast);
    cursor: pointer;
    position: relative;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
}

.file-upload-preview:hover {
    border-color: var(--primary-500);
    background: var(--primary-50);
}

.file-upload-preview.has-image {
    border-style: solid;
    border-color: var(--primary-500);
    background: white;
    padding: 0;
    min-height: auto;
}

.file-upload-preview i {
    font-size: 32px;
    color: var(--neutral-400);
    margin-bottom: var(--spacing-2);
}

.file-upload-preview:hover i {
    color: var(--primary-500);
}

.file-upload-preview span {
    font-size: 14px;
    color: var(--neutral-600);
    font-weight: 500;
}

.file-upload-preview img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.form-help {
    font-size: 12px;
    color: var(--neutral-500);
    margin-top: var(--spacing-1);
    font-style: italic;
}

/* Field Error States */
.field-error {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.form-group input.field-error,
.form-group textarea.field-error,
.form-group select.field-error {
    border-color: var(--error-500) !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

.file-upload-preview.field-error {
    border-color: var(--error-500) !important;
    background: var(--error-50) !important;
    animation: pulse-error 1s ease-in-out;
}

@keyframes pulse-error {
    0%, 100% { 
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4);
    }
    50% { 
        box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);
    }
}

/* Terms Agreement Styles */
.terms-agreement {
    margin-top: var(--spacing-4);
    padding: var(--spacing-4);
    background: var(--neutral-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--neutral-200);
}

.terms-agreement label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-2);
    font-size: 14px;
    line-height: 1.5;
    cursor: pointer;
    margin-bottom: 0;
}

.terms-agreement input[type="checkbox"] {
    margin-top: 2px;
    flex-shrink: 0;
}

.terms-link {
    color: var(--primary-600);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px solid transparent;
    transition: all var(--transition-fast);
}

.terms-link:hover {
    color: var(--primary-700);
    border-bottom-color: var(--primary-700);
    text-decoration: none;
}

.terms-link:focus {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
    border-radius: 2px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
    padding: var(--spacing-6);
    border-top: 1px solid var(--neutral-200);
    margin-top: var(--spacing-6);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .content-grid {
        grid-template-columns: 280px 1fr;
        gap: var(--spacing-6);
    }
}

@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-5);
    }
    
    .left-sidebar {
        position: static;
        order: 2;
    }
    
    .main-content {
        order: 1;
    }
    
    .community-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-4);
    }
    
    .community-header .header-actions {
        justify-content: flex-end;
    }
    
    .communities-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
}

@media (max-width: 768px) {
    body {
        overflow-x: hidden;
    }
    
    .container {
        max-width: 100vw;
        overflow-x: hidden;
        padding: 0;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
        gap: 0;
        max-width: 100vw;
        overflow-x: hidden;
    }
    
    .left-sidebar {
        display: none;
    }
    
    .mobile-categories {
        display: block;
        order: -1;
    }
    
    .main-content {
        padding: var(--spacing-4);
        max-width: 100vw;
        overflow-x: hidden;
        box-sizing: border-box;
    }
    
    .community-header {
        margin-bottom: var(--spacing-4);
        flex-direction: column;
        gap: var(--spacing-3);
    }
    
    .community-header .header-content h1 {
        font-size: 24px;
    }
    
    .header-actions {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-3);
    }
    
    .header-actions .btn {
        flex: 1;
        max-width: 150px;
    }
    
    .community-search-container {
        margin: 0 0 16px 0;
        padding: 0 16px;
        max-width: 100vw;
        box-sizing: border-box;
        overflow: hidden;
    }
    
    .community-search-box {
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .community-search-box input {
        width: 100%;
        box-sizing: border-box;
        max-width: 100%;
    }
    
    .community-card {
        padding: var(--spacing-4);
    }
    
    .community-card .community-header {
        flex-direction: column;
        gap: var(--spacing-4);
    }
    
    .community-actions {
        margin-left: 0;
        align-self: stretch;
    }
    
    .community-actions .btn {
        flex: 1;
    }
    
    .modal-content {
        width: 95%;
        margin: var(--spacing-5);
    }
    
    .communities-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0;
    }
    
    .content-grid {
        padding: var(--spacing-3);
        max-width: 100vw;
        overflow-x: hidden;
    }
    

    
    .mobile-categories-scroll {
        padding: 0 12px;
        gap: 6px;
        max-width: calc(100vw + 24px);
        margin: 0 -12px;
    }
    
    .mobile-category-card {
        min-width: 60px;
        padding: 6px 8px;
    }
    
    .mobile-category-icon {
        font-size: 14px;
    }
    
    .mobile-category-card span {
        font-size: 10px;
    }
    
    .mobile-category-count {
        font-size: 9px;
        padding: 1px 4px;
        min-width: 16px;
    }
    
    .main-content {
        padding: var(--spacing-3);
    }
    
    .community-header .header-content h1 {
        font-size: 20px;
    }
    
    .header-actions {
      
        gap: var(--spacing-2);
    }
    
    .header-actions .btn {
        max-width: none;
        width: 100%;
    }
    
    .community-search-container {
        margin: 0 0 12px 0;
        padding: 0 12px;
    }
    
    .community-search-box input {
        padding: 10px 40px 10px 40px;
        font-size: 14px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .community-card {
        padding: var(--spacing-3);
    }
    
    .community-avatar {
        width: 50px;
        height: 50px;
    }
    
    .community-info h3 {
        font-size: 16px;
    }
    
    .community-stats {
        flex-direction: column;
        gap: var(--spacing-1);
    }
    
    .community-actions .btn {
        padding: var(--spacing-2) var(--spacing-3);
        font-size: 13px;
    }
    
    .main-content {
        padding: var(--spacing-4);
    }
    
    .community-card {
        padding: var(--spacing-4);
    }
    
    .channel-tags {
        gap: var(--spacing-1);
    }
    
    .channel-tag {
        font-size: 11px;
        padding: var(--spacing-1) var(--spacing-2);
    }
    
    .communities-grid {
        grid-template-columns: 1fr;
    }
}

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

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.community-card {
    animation-delay: calc(var(--index, 0) * 0.1s);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Notification System */
.notification-container {
    position: fixed;
    top: var(--spacing-5);
    right: var(--spacing-5);
    z-index: 10001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    max-width: 400px;
}

.notification {
    background: white;
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    min-width: 300px;
    animation: slideInRight var(--transition-normal) ease-out;
}

.notification-success {
    border-left: 4px solid var(--success-500);
}

.notification-error {
    border-left: 4px solid var(--error-500);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}