:root {
            --primary: #64ffda;
            --bg-dark: #0a192f;
            --card-bg: rgba(17, 34, 64, 0.8);
            --text-slate: #8892b0;
            --text-light: #ccd6f6;
            --white: #e6f1ff;
            --accent-red: #ff6b6b;
            --accent-blue: #3a86ff;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

        body {
            background-color: var(--bg-dark);
            background-image: 
                radial-gradient(circle at 20% 30%, rgba(100, 255, 218, 0.05) 0%, transparent 40%),
                radial-gradient(circle at 80% 70%, rgba(255, 107, 107, 0.05) 0%, transparent 40%);
            color: var(--text-light);
            min-height: 100vh;
            overflow-x: hidden;
        }

        #snow-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 40px 20px;
            position: relative;
            z-index: 2;
        }

        header {
            text-align: center;
            margin-bottom: 60px;
        }

        header h1 {
            font-size: 3.5rem;
            color: var(--white);
            margin-bottom: 15px;
            background: linear-gradient(90deg, var(--primary), var(--accent-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.2rem;
            color: var(--text-slate);
            max-width: 600px;
            margin: 0 auto;
        }

        /* Dashboard Grid */
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
        }

        .module-card {
            background: var(--card-bg);
            border: 1px solid rgba(100, 255, 218, 0.1);
            border-radius: 20px;
            padding: 30px;
            text-decoration: none;
            color: inherit;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            display: flex;
            flex-direction: column;
            backdrop-filter: blur(10px);
            position: relative;
            overflow: hidden;
        }

        .module-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
            background: rgba(23, 42, 73, 0.9);
        }

        .module-card::before {
            content: "";
            position: absolute;
            top: 0; left: 0; width: 4px; height: 100%;
            background: var(--accent-color, var(--primary));
        }

        .icon-box {
            font-size: 2.5rem;
            margin-bottom: 20px;
            color: var(--accent-color, var(--primary));
        }

        .module-card h3 {
            font-size: 1.5rem;
            color: var(--white);
            margin-bottom: 12px;
        }

        .module-card p {
            font-size: 0.95rem;
            color: var(--text-slate);
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .btn-view {
            margin-top: auto;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .btn-view i {
            transition: transform 0.3s;
        }

        .module-card:hover .btn-view i {
            transform: translateX(5px);
        }

        /* Footer */
        footer {
            text-align: center;
            margin-top: 80px;
            padding: 40px;
            border-top: 1px solid rgba(100, 255, 218, 0.1);
            color: var(--text-slate);
        }

        @media (max-width: 768px) {
            header h1 { font-size: 2.5rem; }
        }