:root {
     
    --primary-color: #ffd503;
    --primary-hover: #e6c003;
    --primary-light: #ffdd33;
    --primary-dark: #ccaa02;
    
     
    --secondary-color: #ffa500;
    --accent-color: #2196f3;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --success-color: #ffd503;
    
     
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #eeeeee;
    --gray-300: #e0e0e0;
    --gray-400: #bdbdbd;
    --gray-500: #9e9e9e;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    
     
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #0f172a;
    --bg-card: #ffffff;
    
     
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;
    --text-inverse: #ffffff;
    
     
    --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);
    
     
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
     
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
     
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    
     
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

 
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
}

 
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

 
.image-upload-container {
    margin-bottom: var(--space-lg);
}

.image-upload-area {
    border: 2px dashed var(--primary-color);
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: rgba(255, 213, 3, 0.1);
    position: relative;
}

.image-upload-area:hover {
    border-color: var(--primary-hover);
    background: rgba(255, 213, 3, 0.2);
}

.upload-placeholder {
    color: var(--primary-color);
}

.upload-placeholder i {
    font-size: 48px;
    margin-bottom: 10px;
    display: block;
}

.upload-placeholder p {
    font-size: 16px;
    margin: 10px 0 5px 0;
    font-weight: 500;
}

.upload-hint {
    font-size: 12px;
    color: #888;
    display: block;
}

.image-preview {
    position: relative;
    display: inline-block;
}

.image-preview img {
    max-width: 200px;
    max-height: 200px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.remove-image-btn {
    position: absolute;
    top: -10px;
    right: -10px;
    background: #ff4444;
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.remove-image-btn:hover {
    background: #cc0000;
}

.image-upload-error {
    color: #ff4444;
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

 
.publish-btn {
    background: var(--primary-color);
    color: #333;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(255, 213, 3, 0.4);
}

.publish-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 213, 3, 0.5);
}

 
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(3px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid #333;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid #333;
}

.modal-header h2 {
    color: #fff;
    margin: 0;
    font-size: 24px;
}

.close-btn {
    color: #999;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close-btn:hover {
    color: #fff;
}

.modal-body {
    padding: 25px;
}

 
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: #fff;
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid #444;
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    transition: all 0.3s;
}

.form-group select option {
    background: #fff;
    color: #000;
    padding: 10px;
}

.form-group select option:checked,
.form-group select option:hover {
    background: #fff;
    color: #000;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #00ff88;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 2px rgba(0, 255, 136, 0.2);
}

.form-group input::placeholder {
    color: #999;
}

 
.options-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 10px;
}

.option-input {
    position: relative;
}

.add-option-btn {
    background: rgba(0, 255, 136, 0.2);
    color: #00ff88;
    border: 1px dashed #00ff88;
    padding: 10px 15px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}

.add-option-btn:hover {
    background: rgba(0, 255, 136, 0.3);
}

 
.form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #333;
}

.fee-notice {
    flex: 1;
}

.fee-text {
    color: #ffeb3b;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.fee-text::before {
    content: "💰";
    font-size: 16px;
}

.action-buttons {
    display: flex;
    gap: 15px;
}

.cancel-btn {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid #666;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}

.cancel-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.submit-btn {
    background: var(--primary-color);
    color: #333;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s;
}

.submit-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(255, 213, 3, 0.3);
}

 
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 20px;
    }
    
    .modal-header,
    .modal-body {
        padding: 15px 20px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .cancel-btn,
    .submit-btn {
        width: 100%;
    }
} 
.wallet-btn {
    background: var(--primary-color);
    color: #333;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    font-size: 14px;
    transition: all 0.3s;
    min-width: 120px;
    box-shadow: 0 2px 10px rgba(255, 213, 3, 0.3);
}

.wallet-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 213, 3, 0.4);
}

.wallet-btn.connected {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #fff;
}

.wallet-btn.connected:hover {
    background: linear-gradient(135deg, #00f2fe, #4facfe);
}

 
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    color: #fff;
    font-weight: 500;
    z-index: 10000;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    max-width: 300px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.notification.show {
    transform: translateX(0);
}

.notification-success {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #000;
}

.notification-error {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
}

.notification-warning {
    background: linear-gradient(135deg, #ffa726, #ff9800);
    color: #000;
}

.notification-info {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
} 
.footer {
    background-color: #111;
    border-top: 1px solid #333;
    margin-top: 50px;
    padding: 20px 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
    text-align: center;
}

.footer-content p {
    color: #888;
    font-size: 14px;
    margin: 0;
}.category-btn:hover::before,
.category-btn.active::before {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.category-btn:hover,
.category-btn.active {
    color: #fff;
}* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #000000;
    color: #ffffff;
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
}

 
.modal-content::-webkit-scrollbar {
    width: 12px;
}

.modal-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    margin: 5px;
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--primary-hover);
    border-color: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.modal-content::-webkit-scrollbar-thumb:active {
    background: var(--primary-dark);
}

 
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    padding: var(--space-md) 0;
    transition: var(--transition-normal);
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-brand-icon {
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    box-shadow: 0 2px 8px rgba(255, 213, 3, 0.4);
}

.logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
    background: var(--gray-100);
}

.nav-link.active {
    color: var(--primary-color);
    background: var(--primary-light);
    background: rgba(99, 102, 241, 0.1);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition-fast);
    border: 1px solid var(--gray-200);
}

.social-link:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.theme-toggle {
    background: none;
    border: 1px solid var(--gray-200);
    color: var(--text-secondary);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.theme-toggle:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.language-toggle {
    background: none;
    border: 1px solid var(--gray-200);
    color: var(--text-secondary);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    height: 40px;
    min-width: 60px;
}

.language-toggle:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.language-toggle .lang-text {
    font-size: 0.75rem;
    font-weight: 500;
}

.publish-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    box-shadow: var(--shadow-sm);
}

.publish-btn:hover {
    background: linear-gradient(135deg, var(--primary-hover), var(--primary-dark));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.wallet-btn {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    box-shadow: 0 2px 8px rgba(255, 213, 3, 0.2);
}

.wallet-btn:hover {
    background: var(--primary-color);
    color: #333;
    box-shadow: 0 4px 12px rgba(255, 213, 3, 0.3);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.wallet-btn.connected {
    background: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

 
@media (max-width: 768px) {
    .navbar-content {
        padding: 0 var(--space-md);
    }
    
    .nav-links {
        display: none;
    }
    
    .social-link {
        display: none;
    }
    
    .theme-toggle {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
    }
    
    .language-toggle {
        height: 36px;
        min-width: 40px;
        font-size: 0.8rem;
    }
    
    .language-toggle .lang-text {
        display: none;
    }
    
    .publish-btn {
        font-size: 0.8rem;
        padding: var(--space-xs) var(--space-sm);
    }
    
    .publish-btn i {
        margin-right: var(--space-xs);
    }
    
    .wallet-btn {
        font-size: 0.8rem;
        padding: var(--space-xs) var(--space-sm);
        min-width: auto;
    }
    
    .nav-brand span {
        font-size: 1.2rem;
    }
    
    .nav-right {
        gap: var(--space-sm);
    }
}

 
.hero-section {
    background: linear-gradient(135deg, 
        var(--primary-color) 0%, 
        var(--primary-hover) 100%);
    padding: var(--space-2xl) var(--space-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse 150% 80% at center top, 
            rgba(255, 255, 255, 0.1) 0%, 
            rgba(255, 255, 255, 0.05) 30%, 
            transparent 70%);
    z-index: 1;
}

.hero-section > * {
    position: relative;
    z-index: 2;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto var(--space-2xl);
    gap: var(--space-xl);
}

.hero-main {
    text-align: center;
    color: white;
}

.hero-subtitle {
    font-size: 1.125rem;
    font-weight: 500;
    opacity: 0.9;
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, #ffffff, #f1f5f9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto var(--space-xl);
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-btn-primary {
    background: var(--primary-color);
    color: #333;
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 1.125rem;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    box-shadow: 0 4px 20px rgba(255, 213, 3, 0.4);
}

.hero-btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 213, 3, 0.5);
}

.hero-btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1.125rem;
    cursor: pointer;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.hero-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

 
.search-container {
    max-width: 600px;
    margin: 0 auto var(--space-xl);
}

.search-box {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    padding: var(--space-md) var(--space-lg);
    gap: var(--space-md);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
}

.search-box:focus-within {
    box-shadow: var(--shadow-xl);
    transform: translateY(-1px);
}

.search-box i {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.search-box input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    font-weight: 500;
}

.search-box input::placeholder {
    color: var(--text-tertiary);
}

 
.category-nav {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-top: var(--space-lg);
}


.category-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: none;
    color: #fff;
    border: none;
    padding: 15px 10px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 12px;
    font-weight: 500;
    min-width: 80px;
    position: relative;
}

.category-btn::before {
    content: '';
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #333, #555);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 5px;
    transition: all 0.3s;
    font-size: 18px;
    color: white;
}

 
.category-btn[data-category="all"]::before {
    content: '🏠';
    background: linear-gradient(135deg, #4facfe, #00f2fe);
}

.category-btn[data-category="sports"]::before {
    content: '⚽';
    background: linear-gradient(135deg, #43e97b, #38f9d7);
}

.category-btn[data-category="finance"]::before {
    content: '💰';
    background: linear-gradient(135deg, #fa709a, #fee140);
}

.category-btn[data-category="gaming"]::before {
    content: '🎮';
    background: linear-gradient(135deg, #a8edea, #fed6e3);
}

.category-btn[data-category="social"]::before {
    content: '🔥';
    background: linear-gradient(135deg, #ff9a9e, #fecfef);
}

.category-btn[data-category="entertainment"]::before {
    content: '🎲';
    background: linear-gradient(135deg, #ffecd2, #fcb69f);
}

.category-btn[data-category="knowledge"]::before {
    content: '🧠';
    background: linear-gradient(135deg, #a8edea, #fed6e3);
}

.category-btn[data-category="other"]::before {
    content: '⭐';
    background: linear-gradient(135deg, #d299c2, #fef9d7);
}

 
.banner-section {
    padding: var(--space-2xl) var(--space-xl);
    background: var(--bg-secondary);
}

.banner-container {
    max-width: 1400px;
    margin: 0 auto;
    height: 320px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-xl);
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    background-image: url('https://images.unsplash.com/photo-1551288049-bebda4e38f71?w=1200&h=400&fit=crop&crop=center');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-slow);
}

.banner-slide.active {
    opacity: 1;
}

.banner-slide:nth-child(2) {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #d97706 100%);
    background-image: url('https://images.unsplash.com/photo-1526628953301-3e589a6a8b74?w=1200&h=400&fit=crop&crop=center');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
}

.banner-slide:nth-child(3) {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    background-image: url('https://images.unsplash.com/photo-1559526324-4b87b5e36e44?w=1200&h=400&fit=crop&crop=center');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
}

.banner-content {
    text-align: center;
    max-width: 800px;
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
}

.banner-content h3 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: var(--space-md);
    font-weight: 700;
    color: var(--primary-color);
}

.banner-content p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.6;
    color: var(--text-secondary);
}

.banner-dots {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gray-400);
    cursor: pointer;
    transition: var(--transition-fast);
    border: 2px solid transparent;
}

.dot:hover {
    background: var(--primary-light);
    transform: scale(1.2);
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.3);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

 
.games-section {
    padding: var(--space-2xl) var(--space-xl);
    background: var(--bg-primary);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto var(--space-2xl);
    padding: 0 var(--space-xl);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-top: var(--space-xs);
}

.view-all-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

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

.view-all-btn:hover {
    background-color: #00ff88;
    color: #000;
}

 
.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-xl);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.game-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition-normal);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    position: relative;
}

.game-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.game-image {
    aspect-ratio: 16/10;
    overflow: hidden;
    position: relative;
    background: var(--gray-100);
}

.game-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.game-card:hover .game-image img {
    transform: scale(1.02);
}

 
.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.1) 0%,
        rgba(0, 0, 0, 0.05) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--space-md);
    opacity: 0;
    transition: var(--transition-normal);
}

.game-card:hover .game-overlay {
    opacity: 1;
}

.game-status {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-sm);
}

.status-badge {
    background: var(--primary-color);
    color: #333;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: var(--shadow-sm);
}

.status-badge.ending-soon {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
}

.status-badge.ended {
    background: linear-gradient(135deg, var(--gray-500), var(--gray-600));
}

.participants-count {
    background: rgba(255, 255, 255, 0.9);
    color: var(--text-primary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.game-prize {
    text-align: center;
    background: rgba(255, 255, 255, 0.95);
    padding: var(--space-sm);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.prize-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.prize-amount {
    display: block;
    color: var(--success-color);
    font-size: 1.125rem;
    font-weight: 700;
}

.game-content {
    padding: var(--space-lg);
}

.game-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.game-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: var(--space-md);
}

.game-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-md);
    border-top: 1px solid var(--gray-200);
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.game-category {
    background: var(--gray-100);
    color: var(--text-secondary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-weight: 500;
}

.game-time {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

 
.game-card.loading {
    pointer-events: none;
}

.game-card.loading .game-image {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.game-description p {
    color: #ccc;
    font-size: 12px;
    line-height: 1.4;
    margin: 0;
    text-align: center;
}

 
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
    padding: var(--space-xl) 0;
}

.pagination-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.875rem;
    font-weight: 500;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.pagination-btn:disabled {
    background: var(--gray-100);
    color: var(--gray-400);
    border-color: var(--gray-200);
    cursor: not-allowed;
    transform: none;
}

.pagination-info {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    font-size: 0.875rem;
    font-weight: 500;
    min-width: 80px;
    text-align: center;
}

.pagination-info span {
    color: var(--primary-color);
    font-weight: 700;
}

 
@media (max-width: 1024px) {
    .navbar-content {
        padding: 0 var(--space-lg);
    }
    
    .hero-content {
        padding: var(--space-xl);
    }
    
    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .navbar-content {
        padding: 0 var(--space-md);
    }
    
    .navbar-nav {
        display: none;
    }
    
    .hero-content {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .category-nav {
        gap: var(--space-xs);
        flex-wrap: wrap;
    }
    
    .category-btn {
        font-size: 0.75rem;
        padding: var(--space-xs) var(--space-sm);
    }
    
    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--space-md);
    }
    
    .section-header {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .banner-container {
        height: 280px;
    }
    
    .banner-content {
        padding: var(--space-lg);
    }
    
    .pagination {
        gap: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .navbar-content {
        padding: 0 var(--space-sm);
    }
    
    .nav-right {
        gap: var(--space-xs);
    }
    
    .hero-section {
        padding: var(--space-xl) var(--space-md);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .banner-container {
        height: 240px;
    }
    
    .banner-content {
        padding: var(--space-md);
    }
    
    .pagination {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .section-header {
        padding: 0 var(--space-sm);
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -8px, 0);
    }
    70% {
        transform: translate3d(0, -4px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}

 
.fade-in {
    animation: fadeInUp 0.6s ease-out;
}

 
.btn-hover-effect {
    position: relative;
    overflow: hidden;
}

.btn-hover-effect::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-hover-effect:hover::before {
    left: 100%;
}

 
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200px 100%;
    animation: shimmer 1.5s infinite;
}

 
.pulse-effect {
    animation: pulse 2s infinite;
}

 
.bounce-effect {
    animation: bounce 1s;
}

 
html {
    scroll-behavior: smooth;
}

 
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

 
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}

 
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

 
[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--gray-800);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--gray-600);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

 
 
.game-card,
.banner-slide,
.btn-primary,
.btn-secondary {
    transform: translateZ(0);
    will-change: transform, opacity;
}

 
.game-card:hover {
    transform: translateY(-4px) translateZ(0);
}

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

 
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    pointer-events: none;
}

 
.game-image img {
    loading: lazy;
    decoding: async;
}

 
@font-display: swap;
.detail-modal-content {
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
}

.detail-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.detail-section {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.detail-section h3 {
    color: #00ff88;
    margin-bottom: 15px;
    font-size: 18px;
    font-weight: 600;
}

 
.detail-section:first-child {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.detail-image {
    flex-shrink: 0;
    width: 200px;
    height: 200px;
    border-radius: 10px;
    overflow: hidden;
}

.detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.detail-info {
    flex: 1;
}

.detail-info h2 {
    color: #fff;
    font-size: 24px;
    margin-bottom: 20px;
    line-height: 1.3;
}

.detail-meta {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.meta-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.meta-label {
    color: #ccc;
    font-size: 14px;
}

.meta-item span:last-child {
    color: #fff;
    font-weight: 500;
}

 
.betting-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
}

.option-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(0, 255, 136, 0.3);
}

.option-item.selected {
    border-color: #00ff88;
    background: rgba(0, 255, 136, 0.1);
}

.option-text {
    color: #fff;
    font-weight: 500;
}

.option-stats {
    display: flex;
    align-items: center;
    gap: 15px;
}

.option-percentage {
    color: #00ff88;
    font-weight: 600;
}

.option-amount {
    color: #ccc;
    font-size: 14px;
}

 
.betting-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.selected-option {
    padding: 12px 16px;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.selected-option span:first-child {
    color: #ccc;
}

.selected-option span:last-child {
    color: #00ff88;
    font-weight: 600;
    margin-left: 8px;
}

.bet-amount {
    display: flex;
    align-items: center;
    gap: 12px;
}

.bet-amount label {
    color: #ccc;
    min-width: 80px;
}

.bet-amount input {
    flex: 1;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
}

.bet-amount input:focus {
    outline: none;
    border-color: #00ff88;
    box-shadow: 0 0 0 2px rgba(0, 255, 136, 0.2);
}

.currency {
    color: #ccc;
    font-size: 14px;
}

.expected-return {
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
}

.expected-return span:first-child {
    color: #ccc;
}

.expected-return span:last-child {
    color: #00ff88;
    font-weight: 600;
}

.bet-btn {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #000;
    border: none;
    padding: 15px 30px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s;
    position: relative;
    z-index: 10;
    pointer-events: auto;
}

.bet-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #00cc6a, #00aa55);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

.bet-btn:disabled {
    background: #666;
    color: #999;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

 
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: #00ff88;
    margin-bottom: 8px;
}

.stat-label {
    color: #ccc;
    font-size: 14px;
}

 
@media (max-width: 768px) {
    .detail-modal-content {
        width: 95%;
        margin: 20px;
        max-height: 95vh;
    }
    
    .detail-section:first-child {
        flex-direction: column;
    }
    
    .detail-image {
        width: 100%;
        height: 200px;
    }
    
    .bet-amount {
        flex-direction: column;
        align-items: stretch;
    }
    
    .bet-amount label {
        min-width: auto;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .option-stats {
        flex-direction: column;
        gap: 5px;
    }
}

 
@media (max-width: 768px) {
    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 15px;
        padding: 0 15px;
    }
    
    .game-overlay {
        opacity: 1;  
    }
    
    .game-status {
        flex-direction: column;
        gap: 8px;
    }
    
    .status-badge,
    .participants-count {
        font-size: 10px;
        padding: 3px 6px;
    }
    
    .prize-amount {
        font-size: 12px;
    }
    
    .game-title {
        font-size: 13px;
        padding: 10px 12px 6px;
    }
    
    .game-description p {
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 12px;
    }
    
    .game-card {
        border-radius: 8px;
    }
    
    .game-title {
        font-size: 12px;
        padding: 8px 10px 5px;
    }
    
    .game-description {
        padding: 0 10px 12px;
    }
    
    .game-description p {
        font-size: 10px;
    }
}

 
.warning-modal {
    width: 280px;
    max-width: 90vw;
    padding: 0;
    border-radius: 8px;
    background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
    border: 1px solid #ffa726;
    box-shadow: 0 10px 20px rgba(255, 167, 38, 0.2);
    margin: auto;
}

.warning-header {
    background: linear-gradient(135deg, #ffa726, #ff9800);
    padding: 12px 16px;
    border-radius: 7px 7px 0 0;
    text-align: center;
    color: #000;
}

.warning-icon {
    font-size: 32px;
    margin-bottom: 6px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.warning-header h3 {
    margin: 0;
    font-size: 15px;
    font-weight: bold;
}

.warning-body {
    padding: 16px;
    text-align: center;
    color: #fff;
}

.warning-body p {
    margin: 0 0 10px 0;
    font-size: 14px;
    font-weight: bold;
    color: #ffa726;
}

.warning-desc {
    font-size: 12px !important;
    color: #ccc !important;
    font-weight: normal !important;
    line-height: 1.3;
    margin-bottom: 0 !important;
}

.warning-footer {
    padding: 0 16px 16px 16px;
    text-align: center;
}

.warning-btn {
    background: #ffa726;
    color: #000;
    border: none;
    padding: 8px 20px;
    border-radius: 16px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 80px;
}

.warning-btn:hover {
    background: #ff9800;
    transform: translateY(-1px);
}

 
.chat-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.chat-modal {
    background: white;
    border-radius: 16px;
    width: 90vw;
    max-width: 1200px;
    height: 80vh;
    max-height: 700px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.chat-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #333;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.chat-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 18px;
}

.online-count {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 12px;
    border-radius: 20px;
}

.online-indicator {
    color: #4caf50;
    font-size: 8px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chat-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-loading {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
    color: var(--gray-600);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.chat-content {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.chat-sidebar {
    width: 280px;
    background: var(--gray-50);
    border-right: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
}

.sidebar-tabs {
    display: flex;
    background: white;
    border-bottom: 1px solid var(--gray-200);
}

.tab-btn {
    flex: 1;
    padding: 12px 8px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.tab-btn.active {
    color: var(--primary-color);
    background: var(--gray-50);
    border-bottom: 2px solid var(--primary-color);
}

.tab-content {
    flex: 1;
    overflow: hidden;
}

.tab-panel {
    height: 100%;
    overflow-y: auto;
    display: none;
}

.tab-panel.active {
    display: block;
}

.user-list, .room-list {
    padding: 12px;
}

.user-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
    margin-bottom: 4px;
}

.user-item:hover {
    background: rgba(255, 213, 3, 0.1);
}

.user-avatar {
    position: relative;
    width: 36px;
    height: 36px;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.status-dot {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid white;
}

.status-dot.online {
    background: #4caf50;
}

.user-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.username {
    font-weight: 500;
    font-size: 14px;
    color: var(--gray-800);
}

.user-badge {
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.user-badge.admin {
    background: #f44336;
    color: white;
}

.user-badge.vip {
    background: var(--primary-color);
    color: #333;
}

.room-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
    margin-bottom: 4px;
}

.room-item:hover {
    background: rgba(255, 213, 3, 0.1);
}

.room-item.active {
    background: var(--primary-color);
    color: #333;
}

.room-count {
    margin-left: auto;
    background: rgba(0, 0, 0, 0.1);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    background: white;
}

.message {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    animation: fadeInUp 0.3s ease;
}

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

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.message-content {
    flex: 1;
}

.message-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.message-username {
    font-weight: 600;
    font-size: 14px;
    color: var(--gray-800);
}

.message-time {
    font-size: 12px;
    color: var(--gray-500);
}

.message-text {
    font-size: 14px;
    line-height: 1.4;
    color: var(--gray-700);
    word-wrap: break-word;
}

.system-message {
    text-align: center;
    color: var(--gray-500);
    font-size: 13px;
    font-style: italic;
    margin: 8px 0;
}

.chat-input-area {
    border-top: 1px solid var(--gray-200);
    background: white;
    padding: 16px;
}

.input-toolbar {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.toolbar-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--gray-100);
    border-radius: 8px;
    cursor: pointer;
    color: var(--gray-600);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toolbar-btn:hover {
    background: var(--primary-color);
    color: #333;
}

.input-container {
    display: flex;
    gap: 12px;
    align-items: center;
}

#chatInput {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 24px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
}

#chatInput:focus {
    border-color: var(--primary-color);
}

.send-btn {
    width: 44px;
    height: 44px;
    border: none;
    background: var(--primary-color);
    color: #333;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.send-btn:hover {
    background: var(--primary-hover);
    transform: scale(1.05);
}

.send-btn:disabled {
    background: var(--gray-300);
    cursor: not-allowed;
    transform: none;
}

 
@media (max-width: 768px) {
    .chat-modal {
        width: 95vw;
        height: 90vh;
    }
    
    .chat-sidebar {
        width: 240px;
    }
    
    .chat-content {
        flex-direction: column;
    }
    
    .chat-sidebar {
        width: 100%;
        height: 200px;
    }
    
     
    .warning-modal {
        width: 260px;
        max-width: 85vw;
    }
    
    .warning-header {
        padding: 10px 12px;
    }
    
    .warning-body {
        padding: 12px;
    }
    
    .warning-footer {
        padding: 0 12px 12px 12px;
    }
}