Sidebar Cookie Consent Banner with Blur Background

Intermediate

An elegant sidebar-style cookie consent banner featuring sophisticated blur background effects, smooth slide-in animations, and modern glassmorphism design for enhanced user experience

Live Preview

Code Implementation

HTML
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Sidebar Blur Cookie Banner</title>
    <style>
        :root {
            --primary-color: #6366f1;
            --primary-hover: #4f46e5;
            --secondary-color: #8b5cf6;
            --success-color: #10b981;
            --success-hover: #059669;
            --warning-color: #f59e0b;
            --danger-color: #ef4444;
            --background: #ffffff;
            --surface: rgba(255, 255, 255, 0.9);
            --surface-hover: rgba(255, 255, 255, 0.95);
            --text-primary: #1f2937;
            --text-secondary: #6b7280;
            --text-muted: #9ca3af;
            --border-color: rgba(255, 255, 255, 0.2);
            --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
            --border-radius: 12px;
            --border-radius-lg: 16px;
            --border-radius-xl: 20px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
            --blur-amount: 20px;
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            color: var(--text-primary);
            line-height: 1.6;
            padding: 2rem;
            overflow-x: hidden;
            position: relative;
        }

        .demo-container {
            max-width: 1200px;
            margin: 0 auto;
            text-align: center;
            color: white;
            position: relative;
            z-index: 1;
        }

        .demo-container h1 {
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .demo-container p {
            font-size: 1.2rem;
            opacity: 0.9;
            margin-bottom: 2rem;
        }

        .demo-btn {
            padding: 1rem 2rem;
            border: none;
            border-radius: var(--border-radius);
            background: rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            color: white;
            font-family: inherit;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .demo-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        /* Background Blur Overlay */
        .blur-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.1);
            backdrop-filter: blur(var(--blur-amount));
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            z-index: 9998;
        }

        .blur-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        /* Sidebar Cookie Banner */
        .sidebar-blur-cookie-banner {
            position: fixed;
            top: 0;
            right: 0;
            width: 420px;
            max-width: 90vw;
            height: 100vh;
            background: var(--surface);
            backdrop-filter: blur(var(--blur-amount));
            border-left: 1px solid var(--border-color);
            transform: translateX(100%);
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            z-index: 9999;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-xl);
            overflow: hidden;
        }

        .sidebar-blur-cookie-banner.show {
            transform: translateX(0);
        }

        .banner-header {
            padding: 2rem;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%);
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }

        .close-button {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            width: 40px;
            height: 40px;
            border: none;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            transition: var(--transition-fast);
            font-size: 1.5rem;
            border: 1px solid var(--border-color);
        }

        .close-button:hover {
            background: rgba(255, 255, 255, 1);
            color: var(--text-primary);
            transform: scale(1.1);
            box-shadow: var(--shadow-md);
        }

        .banner-title {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .banner-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            border-radius: var(--border-radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: white;
            animation: float 3s ease-in-out infinite;
            box-shadow: var(--shadow-md);
        }

        @keyframes float {
            0%, 100% {
                transform: translateY(0px);
            }
            50% {
                transform: translateY(-5px);
            }
        }

        .title-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
        }

        .banner-description {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.6;
        }

        /* Content Area */
        .banner-content {
            flex: 1;
            overflow-y: auto;
            padding: 0;
            scrollbar-width: thin;
            scrollbar-color: rgba(99, 102, 241, 0.3) transparent;
        }

        .banner-content::-webkit-scrollbar {
            width: 6px;
        }

        .banner-content::-webkit-scrollbar-track {
            background: transparent;
        }

        .banner-content::-webkit-scrollbar-thumb {
            background: rgba(99, 102, 241, 0.3);
            border-radius: 3px;
        }

        .banner-content::-webkit-scrollbar-thumb:hover {
            background: rgba(99, 102, 241, 0.5);
        }

        /* Cookie Categories */
        .cookie-section {
            padding: 1.5rem 2rem;
            border-bottom: 1px solid var(--border-color);
        }

        .section-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .section-icon {
            width: 20px;
            height: 20px;
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 0.8rem;
        }

        .cookie-category {
            margin-bottom: 1rem;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(10px);
            border-radius: var(--border-radius);
            border: 1px solid var(--border-color);
            transition: var(--transition-fast);
        }

        .cookie-category:hover {
            background: rgba(255, 255, 255, 0.8);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .category-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 0.75rem;
        }

        .category-info {
            flex: 1;
        }

        .category-title {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 0.25rem;
        }

        .category-count {
            font-size: 0.8rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.8);
            padding: 0.25rem 0.5rem;
            border-radius: 12px;
            display: inline-block;
        }

        .category-description {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.5;
            margin-bottom: 0.75rem;
        }

        /* Toggle Switch */
        .toggle-switch {
            position: relative;
            width: 56px;
            height: 32px;
            background: rgba(107, 114, 128, 0.3);
            border-radius: 16px;
            cursor: pointer;
            transition: var(--transition);
            flex-shrink: 0;
            border: 1px solid var(--border-color);
            backdrop-filter: blur(10px);
        }

        .toggle-switch.active {
            background: linear-gradient(135deg, var(--success-color) 0%, #06d6a0 100%);
        }

        .toggle-switch.disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .toggle-switch::before {
            content: '';
            position: absolute;
            top: 2px;
            left: 2px;
            width: 26px;
            height: 26px;
            background: white;
            border-radius: 50%;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .toggle-switch.active::before {
            transform: translateX(24px);
        }

        .toggle-switch:hover:not(.disabled) {
            transform: scale(1.05);
        }

        /* Expandable Details */
        .expandable-section {
            margin-top: 0.75rem;
        }

        .expand-toggle {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background: none;
            border: none;
            color: var(--primary-color);
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition-fast);
            padding: 0.5rem;
            border-radius: var(--border-radius);
            width: 100%;
            justify-content: flex-start;
        }

        .expand-toggle:hover {
            background: rgba(99, 102, 241, 0.1);
        }

        .expand-icon {
            transition: transform 0.3s ease;
        }

        .expand-toggle.expanded .expand-icon {
            transform: rotate(180deg);
        }

        .expandable-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .expandable-content.expanded {
            max-height: 300px;
        }

        .cookie-details {
            padding: 1rem 0;
        }

        .cookie-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0.75rem;
            background: rgba(255, 255, 255, 0.5);
            border-radius: var(--border-radius);
            margin-bottom: 0.5rem;
            border: 1px solid var(--border-color);
            transition: var(--transition-fast);
        }

        .cookie-item:hover {
            background: rgba(255, 255, 255, 0.8);
        }

        .cookie-info {
            flex: 1;
        }

        .cookie-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-primary);
            margin-bottom: 0.25rem;
        }

        .cookie-purpose {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.4;
        }

        .cookie-toggle {
            width: 44px;
            height: 24px;
            background: rgba(107, 114, 128, 0.3);
            border-radius: 12px;
            position: relative;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }

        .cookie-toggle.active {
            background: var(--primary-color);
        }

        .cookie-toggle::before {
            content: '';
            position: absolute;
            top: 2px;
            left: 2px;
            width: 18px;
            height: 18px;
            background: white;
            border-radius: 50%;
            transition: var(--transition);
        }

        .cookie-toggle.active::before {
            transform: translateX(20px);
        }

        /* Action Buttons */
        .banner-actions {
            padding: 2rem;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%);
            border-top: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .action-button {
            width: 100%;
            padding: 1rem;
            border: none;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            backdrop-filter: blur(10px);
            border: 1px solid var(--border-color);
        }

        .action-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
            transition: left 0.5s ease;
        }

        .action-button:hover::before {
            left: 100%;
        }

        .btn-accept {
            background: linear-gradient(135deg, var(--success-color) 0%, #06d6a0 100%);
            color: white;
            box-shadow: var(--shadow-md);
        }

        .btn-accept:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .btn-customize {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
            box-shadow: var(--shadow-md);
        }

        .btn-customize:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .btn-reject {
            background: rgba(239, 68, 68, 0.1);
            color: var(--danger-color);
            border: 1px solid rgba(239, 68, 68, 0.3);
        }

        .btn-reject:hover {
            background: rgba(239, 68, 68, 0.2);
            transform: translateY(-2px);
        }

        /* Statistics Panel */
        .stats-panel {
            padding: 1.5rem 2rem;
            background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
            border-bottom: 1px solid var(--border-color);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
        }

        .stat-item {
            text-align: center;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(10px);
            border-radius: var(--border-radius);
            border: 1px solid var(--border-color);
        }

        .stat-number {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary-color);
            margin-bottom: 0.25rem;
        }

        .stat-label {
            font-size: 0.8rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        /* Loading States */
        .loading-spinner {
            display: inline-block;
            width: 20px;
            height: 20px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            border-top-color: currentColor;
            animation: spin 1s ease-in-out infinite;
        }

        @keyframes spin {
            to {
                transform: rotate(360deg);
            }
        }

        /* Success Animation */
        .success-checkmark {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            display: inline-block;
            stroke-width: 2;
            stroke: currentColor;
            stroke-miterlimit: 10;
            box-shadow: inset 0px 0px 0px currentColor;
            animation: fill 0.4s ease-in-out 0.4s forwards, scale 0.3s ease-in-out 0.9s both;
        }

        .checkmark-circle {
            stroke-dasharray: 166;
            stroke-dashoffset: 166;
            stroke-width: 2;
            stroke-miterlimit: 10;
            stroke: currentColor;
            fill: none;
            animation: stroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
        }

        .checkmark-check {
            transform-origin: 50% 50%;
            stroke-dasharray: 48;
            stroke-dashoffset: 48;
            animation: stroke 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.8s forwards;
        }

        @keyframes stroke {
            100% {
                stroke-dashoffset: 0;
            }
        }

        @keyframes scale {
            0%, 100% {
                transform: none;
            }
            50% {
                transform: scale3d(1.1, 1.1, 1);
            }
        }

        @keyframes fill {
            100% {
                box-shadow: inset 0px 0px 0px 30px currentColor;
            }
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .sidebar-blur-cookie-banner {
                width: 100%;
                max-width: none;
                border-left: none;
                border-top: 1px solid var(--border-color);
            }

            .banner-header {
                padding: 1.5rem;
            }

            .cookie-section {
                padding: 1rem 1.5rem;
            }

            .banner-actions {
                padding: 1.5rem;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            body {
                padding: 1rem;
            }

            .demo-container h1 {
                font-size: 2rem;
            }

            .banner-header {
                padding: 1rem;
            }

            .cookie-section {
                padding: 1rem;
            }

            .banner-actions {
                padding: 1rem;
            }
        }

        /* Animation Variants */
        .slide-in-right {
            animation: slideInRight 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

        @keyframes slideInRight {
            from {
                transform: translateX(100%);
                opacity: 0;
            }
            to {
                transform: translateX(0);
                opacity: 1;
            }
        }

        .fade-in-up {
            animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        /* Glassmorphism Effects */
        .glass-effect {
            background: rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.18);
        }

        .glass-effect-strong {
            background: rgba(255, 255, 255, 0.4);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.3);
        }
    </style>
</head>
<body>
    <div class="demo-container">
        <h1>Sidebar Blur Design</h1>
        <p>Experience the elegance of glassmorphism with sophisticated blur effects and smooth sidebar animations</p>
        <button class="demo-btn" onclick="showCookieBanner()">Show Cookie Banner</button>
    </div>

    <!-- Blur Overlay -->
    <div id="blurOverlay" class="blur-overlay"></div>

    <!-- Sidebar Blur Cookie Banner -->
    <div id="sidebarBlurCookieBanner" class="sidebar-blur-cookie-banner">
        <button class="close-button" onclick="closeBanner()" aria-label="Close banner">×</button>
        
        <div class="banner-header">
            <div class="banner-title">
                <div class="banner-icon">🍪</div>
                <div class="title-text">Cookie Preferences</div>
            </div>
            <div class="banner-description">
                We use cookies to enhance your browsing experience and provide personalized content. Choose your preferences below.
            </div>
        </div>

        <div class="stats-panel">
            <div class="stats-grid">
                <div class="stat-item">
                    <div class="stat-number">4</div>
                    <div class="stat-label">Categories</div>
                </div>
                <div class="stat-item">
                    <div class="stat-number">12</div>
                    <div class="stat-label">Cookie Types</div>
                </div>
            </div>
        </div>

        <div class="banner-content">
            <div class="cookie-section">
                <div class="section-title">
                    <div class="section-icon">🔒</div>
                    Essential Cookies
                </div>
                
                <div class="cookie-category">
                    <div class="category-header">
                        <div class="category-info">
                            <div class="category-title">Strictly Necessary <span class="category-count">Always Active</span></div>
                        </div>
                        <div class="toggle-switch active disabled"></div>
                    </div>
                    <div class="category-description">
                        These cookies are essential for the website to function and cannot be switched off.
                    </div>
                    
                    <div class="expandable-section">
                        <button class="expand-toggle" data-target="essential-details">
                            <span>View Details</span>
                            <span class="expand-icon">▼</span>
                        </button>
                        <div id="essential-details" class="expandable-content">
                            <div class="cookie-details">
                                <div class="cookie-item">
                                    <div class="cookie-info">
                                        <div class="cookie-name">Session Cookie</div>
                                        <div class="cookie-purpose">Maintains your session while browsing</div>
                                    </div>
                                    <div class="cookie-toggle active"></div>
                                </div>
                                <div class="cookie-item">
                                    <div class="cookie-info">
                                        <div class="cookie-name">Security Token</div>
                                        <div class="cookie-purpose">Protects against cross-site request forgery</div>
                                    </div>
                                    <div class="cookie-toggle active"></div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="cookie-section">
                <div class="section-title">
                    <div class="section-icon">📊</div>
                    Analytics Cookies
                </div>
                
                <div class="cookie-category">
                    <div class="category-header">
                        <div class="category-info">
                            <div class="category-title">Performance Analytics <span class="category-count">3 cookies</span></div>
                        </div>
                        <div class="toggle-switch" data-category="analytics"></div>
                    </div>
                    <div class="category-description">
                        Help us understand how visitors interact with our website by collecting information anonymously.
                    </div>
                    
                    <div class="expandable-section">
                        <button class="expand-toggle" data-target="analytics-details">
                            <span>View Details</span>
                            <span class="expand-icon">▼</span>
                        </button>
                        <div id="analytics-details" class="expandable-content">
                            <div class="cookie-details">
                                <div class="cookie-item">
                                    <div class="cookie-info">
                                        <div class="cookie-name">Google Analytics</div>
                                        <div class="cookie-purpose">Tracks website usage and performance metrics</div>
                                    </div>
                                    <div class="cookie-toggle" data-cookie="ga"></div>
                                </div>
                                <div class="cookie-item">
                                    <div class="cookie-info">
                                        <div class="cookie-name">Hotjar</div>
                                        <div class="cookie-purpose">Records user interactions for UX improvements</div>
                                    </div>
                                    <div class="cookie-toggle" data-cookie="hotjar"></div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="cookie-section">
                <div class="section-title">
                    <div class="section-icon">🎯</div>
                    Marketing Cookies
                </div>
                
                <div class="cookie-category">
                    <div class="category-header">
                        <div class="category-info">
                            <div class="category-title">Advertising & Marketing <span class="category-count">5 cookies</span></div>
                        </div>
                        <div class="toggle-switch" data-category="marketing"></div>
                    </div>
                    <div class="category-description">
                        Used to deliver more relevant advertisements based on your browsing behavior.
                    </div>
                    
                    <div class="expandable-section">
                        <button class="expand-toggle" data-target="marketing-details">
                            <span>View Details</span>
                            <span class="expand-icon">▼</span>
                        </button>
                        <div id="marketing-details" class="expandable-content">
                            <div class="cookie-details">
                                <div class="cookie-item">
                                    <div class="cookie-info">
                                        <div class="cookie-name">Facebook Pixel</div>
                                        <div class="cookie-purpose">Tracks conversions and builds audiences</div>
                                    </div>
                                    <div class="cookie-toggle" data-cookie="facebook"></div>
                                </div>
                                <div class="cookie-item">
                                    <div class="cookie-info">
                                        <div class="cookie-name">Google Ads</div>
                                        <div class="cookie-purpose">Enables remarketing and ad personalization</div>
                                    </div>
                                    <div class="cookie-toggle" data-cookie="google-ads"></div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="cookie-section">
                <div class="section-title">
                    <div class="section-icon">⚙️</div>
                    Functional Cookies
                </div>
                
                <div class="cookie-category">
                    <div class="category-header">
                        <div class="category-info">
                            <div class="category-title">Enhanced Functionality <span class="category-count">2 cookies</span></div>
                        </div>
                        <div class="toggle-switch" data-category="functional"></div>
                    </div>
                    <div class="category-description">
                        Enable enhanced functionality and personalization, such as videos and live chats.
                    </div>
                    
                    <div class="expandable-section">
                        <button class="expand-toggle" data-target="functional-details">
                            <span>View Details</span>
                            <span class="expand-icon">▼</span>
                        </button>
                        <div id="functional-details" class="expandable-content">
                            <div class="cookie-details">
                                <div class="cookie-item">
                                    <div class="cookie-info">
                                        <div class="cookie-name">Language Preference</div>
                                        <div class="cookie-purpose">Remembers your selected language</div>
                                    </div>
                                    <div class="cookie-toggle" data-cookie="language"></div>
                                </div>
                                <div class="cookie-item">
                                    <div class="cookie-info">
                                        <div class="cookie-name">Theme Preference</div>
                                        <div class="cookie-purpose">Saves your dark/light mode preference</div>
                                    </div>
                                    <div class="cookie-toggle" data-cookie="theme"></div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <div class="banner-actions">
            <button class="action-button btn-accept" onclick="acceptAllCookies()">Accept All Cookies</button>
            <button class="action-button btn-customize" onclick="saveCustomSettings()">Save My Preferences</button>
            <button class="action-button btn-reject" onclick="rejectOptionalCookies()">Reject Optional</button>
        </div>
    </div>

    <script>
        class SidebarBlurCookieBanner {
            constructor(options = {}) {
                this.options = {
                    autoShow: true,
                    showDelay: 1500,
                    storageKey: 'sidebar_blur_cookie_consent',
                    expirationDays: 365,
                    enableAnimations: true,
                    blurAmount: '20px',
                    onAccept: null,
                    onReject: null,
                    onSave: null,
                    onClose: null,
                    ...options
                };

                this.banner = document.getElementById('sidebarBlurCookieBanner');
                this.overlay = document.getElementById('blurOverlay');
                this.consent = this.getStoredConsent();
                this.isVisible = false;

                this.initialize();
            }

            initialize() {
                if (this.options.autoShow && !this.consent) {
                    setTimeout(() => this.show(), this.options.showDelay);
                }

                this.setupEventListeners();
                this.loadSettings();
                this.setupBlurAmount();
            }

            setupEventListeners() {
                // Toggle switches
                document.querySelectorAll('.toggle-switch:not(.disabled)').forEach(toggle => {
                    toggle.addEventListener('click', () => {
                        this.toggleSwitch(toggle);
                    });
                });

                // Cookie toggles
                document.querySelectorAll('.cookie-toggle').forEach(toggle => {
                    toggle.addEventListener('click', () => {
                        this.toggleCookieSwitch(toggle);
                    });
                });

                // Expandable sections
                document.querySelectorAll('.expand-toggle').forEach(button => {
                    button.addEventListener('click', () => {
                        this.toggleExpandableSection(button);
                    });
                });

                // Keyboard navigation
                document.addEventListener('keydown', (e) => {
                    if (this.isVisible) {
                        this.handleKeyboardNavigation(e);
                    }
                });

                // Overlay click to close
                this.overlay.addEventListener('click', () => {
                    this.close();
                });

                // Button hover effects
                document.querySelectorAll('.action-button').forEach(btn => {
                    btn.addEventListener('mouseenter', () => {
                        this.createRipple(btn);
                    });
                });
            }

            setupBlurAmount() {
                document.documentElement.style.setProperty('--blur-amount', this.options.blurAmount);
            }

            toggleSwitch(toggle) {
                if (toggle.classList.contains('disabled')) return;
                
                toggle.classList.toggle('active');
                
                if (this.options.enableAnimations) {
                    this.animateToggle(toggle);
                }

                // Update related cookie toggles
                const category = toggle.dataset.category;
                if (category) {
                    this.updateCategoryToggles(category, toggle.classList.contains('active'));
                }
            }

            toggleCookieSwitch(toggle) {
                toggle.classList.toggle('active');
                
                if (this.options.enableAnimations) {
                    this.animateToggle(toggle);
                }

                // Update parent category if needed
                this.updateParentCategoryState();
            }

            updateCategoryToggles(category, enabled) {
                const cookieToggles = document.querySelectorAll(`[data-cookie*="${category}"]`);
                cookieToggles.forEach(toggle => {
                    if (enabled) {
                        toggle.classList.add('active');
                    } else {
                        toggle.classList.remove('active');
                    }
                });
            }

            updateParentCategoryState() {
                const categories = ['analytics', 'marketing', 'functional'];
                
                categories.forEach(category => {
                    const categoryToggle = document.querySelector(`[data-category="${category}"]`);
                    const cookieToggles = document.querySelectorAll(`[data-cookie*="${category}"]`);
                    
                    if (categoryToggle && cookieToggles.length > 0) {
                        const allEnabled = Array.from(cookieToggles).every(toggle => 
                            toggle.classList.contains('active'));
                        
                        if (allEnabled) {
                            categoryToggle.classList.add('active');
                        } else {
                            categoryToggle.classList.remove('active');
                        }
                    }
                });
            }

            toggleExpandableSection(button) {
                const targetId = button.dataset.target;
                const content = document.getElementById(targetId);
                
                if (content) {
                    const isExpanded = content.classList.contains('expanded');
                    
                    if (isExpanded) {
                        content.classList.remove('expanded');
                        button.classList.remove('expanded');
                    } else {
                        content.classList.add('expanded');
                        button.classList.add('expanded');
                        
                        if (this.options.enableAnimations) {
                            this.animateExpandableContent(content);
                        }
                    }
                }
            }

            animateExpandableContent(content) {
                const items = content.querySelectorAll('.cookie-item');
                items.forEach((item, index) => {
                    item.style.opacity = '0';
                    item.style.transform = 'translateY(10px)';
                    
                    setTimeout(() => {
                        item.style.transition = 'all 0.3s ease';
                        item.style.opacity = '1';
                        item.style.transform = 'translateY(0)';
                    }, index * 50);
                });
            }

            animateToggle(toggle) {
                toggle.style.transform = 'scale(0.95)';
                setTimeout(() => {
                    toggle.style.transform = 'scale(1)';
                }, 150);

                // Add pulse effect
                const color = toggle.classList.contains('active') ? 
                    'rgba(16, 185, 129, 0.3)' : 'rgba(107, 114, 128, 0.3)';
                toggle.style.boxShadow = `0 0 0 8px ${color}`;
                setTimeout(() => {
                    toggle.style.boxShadow = '';
                }, 300);
            }

            handleKeyboardNavigation(e) {
                switch (e.key) {
                    case 'Escape':
                        this.close();
                        break;
                    case 'Tab':
                        // Let browser handle tab navigation
                        break;
                }
            }

            createRipple(button) {
                if (!this.options.enableAnimations) return;

                const ripple = document.createElement('span');
                const rect = button.getBoundingClientRect();
                const size = Math.max(rect.width, rect.height);
                
                ripple.style.width = ripple.style.height = size + 'px';
                ripple.style.left = '50%';
                ripple.style.top = '50%';
                ripple.style.transform = 'translate(-50%, -50%) scale(0)';
                ripple.style.position = 'absolute';
                ripple.style.borderRadius = '50%';
                ripple.style.background = 'rgba(255, 255, 255, 0.3)';
                ripple.style.pointerEvents = 'none';
                ripple.style.animation = 'ripple 0.6s ease-out';
                
                button.style.position = 'relative';
                button.style.overflow = 'hidden';
                button.appendChild(ripple);
                
                setTimeout(() => {
                    ripple.remove();
                }, 600);
            }

            show() {
                this.banner.classList.add('show');
                this.overlay.classList.add('active');
                this.isVisible = true;
                
                if (this.options.enableAnimations) {
                    this.animateEntrance();
                }
            }

            hide() {
                this.banner.classList.remove('show');
                this.overlay.classList.remove('active');
                this.isVisible = false;
            }

            close() {
                this.hide();
                
                if (this.options.onClose) {
                    this.options.onClose();
                }
            }

            animateEntrance() {
                const sections = this.banner.querySelectorAll('.cookie-section');
                sections.forEach((section, index) => {
                    section.style.opacity = '0';
                    section.style.transform = 'translateX(30px)';
                    
                    setTimeout(() => {
                        section.style.transition = 'all 0.5s cubic-bezier(0.4, 0, 0.2, 1)';
                        section.style.opacity = '1';
                        section.style.transform = 'translateX(0)';
                    }, index * 100);
                });
            }

            acceptAllCookies() {
                const consent = {
                    essential: true,
                    analytics: true,
                    marketing: true,
                    functional: true,
                    timestamp: Date.now()
                };

                this.saveConsent(consent);
                this.showSuccessAnimation();
                
                setTimeout(() => {
                    this.hide();
                }, 1500);

                if (this.options.onAccept) {
                    this.options.onAccept(consent);
                }
            }

            rejectOptionalCookies() {
                const consent = {
                    essential: true,
                    analytics: false,
                    marketing: false,
                    functional: false,
                    timestamp: Date.now()
                };

                this.saveConsent(consent);
                this.hide();

                if (this.options.onReject) {
                    this.options.onReject(consent);
                }
            }

            saveCustomSettings() {
                const consent = { timestamp: Date.now() };

                // Get category states
                consent.essential = true; // Always true
                consent.analytics = document.querySelector('[data-category="analytics"]')?.classList.contains('active') || false;
                consent.marketing = document.querySelector('[data-category="marketing"]')?.classList.contains('active') || false;
                consent.functional = document.querySelector('[data-category="functional"]')?.classList.contains('active') || false;

                // Get individual cookie states
                const cookieStates = {};
                document.querySelectorAll('[data-cookie]').forEach(toggle => {
                    const cookie = toggle.dataset.cookie;
                    cookieStates[cookie] = toggle.classList.contains('active');
                });
                consent.cookies = cookieStates;

                this.saveConsent(consent);
                this.showSuccessAnimation();
                
                setTimeout(() => {
                    this.hide();
                }, 1500);

                if (this.options.onSave) {
                    this.options.onSave(consent);
                }
            }

            showSuccessAnimation() {
                if (!this.options.enableAnimations) return;

                const customizeBtn = this.banner.querySelector('.btn-customize');
                if (customizeBtn) {
                    customizeBtn.innerHTML = `
                        <svg class="success-checkmark" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 52 52">
                            <circle class="checkmark-circle" cx="26" cy="26" r="25" fill="none"/>
                            <path class="checkmark-check" fill="none" d="m14.1 27.2l7.1 7.2 16.7-16.8"/>
                        </svg>
                        Preferences Saved
                    `;
                    customizeBtn.style.background = 'linear-gradient(135deg, var(--success-color) 0%, #06d6a0 100%)';
                }
            }

            loadSettings() {
                if (this.consent) {
                    // Load category states
                    Object.entries(this.consent).forEach(([key, value]) => {
                        if (typeof value === 'boolean') {
                            const toggle = document.querySelector(`[data-category="${key}"]`);
                            if (toggle && !toggle.classList.contains('disabled')) {
                                if (value) {
                                    toggle.classList.add('active');
                                } else {
                                    toggle.classList.remove('active');
                                }
                            }
                        }
                    });

                    // Load individual cookie states
                    if (this.consent.cookies) {
                        Object.entries(this.consent.cookies).forEach(([cookie, enabled]) => {
                            const toggle = document.querySelector(`[data-cookie="${cookie}"]`);
                            if (toggle) {
                                if (enabled) {
                                    toggle.classList.add('active');
                                } else {
                                    toggle.classList.remove('active');
                                }
                            }
                        });
                    }
                }
            }

            saveConsent(consent) {
                const expirationDate = new Date();
                expirationDate.setDate(expirationDate.getDate() + this.options.expirationDays);
                
                const consentData = {
                    ...consent,
                    expiration: expirationDate.getTime()
                };

                localStorage.setItem(this.options.storageKey, JSON.stringify(consentData));
                this.consent = consent;
            }

            getStoredConsent() {
                try {
                    const stored = localStorage.getItem(this.options.storageKey);
                    if (stored) {
                        const data = JSON.parse(stored);
                        if (data.expiration && Date.now() < data.expiration) {
                            return data;
                        } else {
                            localStorage.removeItem(this.options.storageKey);
                        }
                    }
                } catch (e) {
                    console.error('Error reading cookie consent:', e);
                }
                return null;
            }

            reset() {
                localStorage.removeItem(this.options.storageKey);
                this.consent = null;
                this.show();
            }

            getConsent() {
                return this.consent;
            }

            setBlurAmount(amount) {
                this.options.blurAmount = amount;
                this.setupBlurAmount();
            }

            enableAnimations(enabled) {
                this.options.enableAnimations = enabled;
            }

            updateTheme(theme) {
                const themes = {
                    light: {
                        '--background': '#ffffff',
                        '--surface': 'rgba(255, 255, 255, 0.9)',
                        '--text-primary': '#1f2937',
                        '--text-secondary': '#6b7280'
                    },
                    dark: {
                        '--background': '#1f2937',
                        '--surface': 'rgba(31, 41, 55, 0.9)',
                        '--text-primary': '#f9fafb',
                        '--text-secondary': '#d1d5db'
                    }
                };

                if (themes[theme]) {
                    Object.entries(themes[theme]).forEach(([property, value]) => {
                        document.documentElement.style.setProperty(property, value);
                    });
                }
            }
        }

        // Add CSS for ripple animation
        const style = document.createElement('style');
        style.textContent = `
            @keyframes ripple {
                to {
                    transform: translate(-50%, -50%) scale(2);
                    opacity: 0;
                }
            }
        `;
        document.head.appendChild(style);

        // Initialize the banner
        const cookieBanner = new SidebarBlurCookieBanner({
            blurAmount: '20px',
            enableAnimations: true,
            onAccept: (consent) => {
                console.log('Cookies accepted:', consent);
                // Initialize analytics, marketing scripts, etc.
            },
            onReject: (consent) => {
                console.log('Optional cookies rejected:', consent);
                // Load only essential scripts
            },
            onSave: (consent) => {
                console.log('Custom settings saved:', consent);
                // Load scripts based on user preferences
            },
            onClose: () => {
                console.log('Banner closed without action');
            }
        });

        // Global functions for demo
        function showCookieBanner() {
            cookieBanner.reset();
        }

        function closeBanner() {
            cookieBanner.close();
        }

        function acceptAllCookies() {
            cookieBanner.acceptAllCookies();
        }

        function rejectOptionalCookies() {
            cookieBanner.rejectOptionalCookies();
        }

        function saveCustomSettings() {
            cookieBanner.saveCustomSettings();
        }
    </script>
</body>
</html>

Snippet Features

Responsive Design: Yes
Dark Mode Support: No
Category: interactive
Difficulty Level: Intermediate