:root {
            --bg: #0d1117;
            --card-bg: #161b22;
            --text-main: #e6edf3;
            --text-muted: #8b949e;
            --accent-cyan: #58a6ff;
            --accent-pink: #ff7b72;
            --border: #30363d;
        }

        body {
            background-color: var(--bg);
            color: var(--text-main);
            font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
            margin: 0;
            padding: 40px 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        header { margin-bottom: 50px; text-align: center; }
        h1 { font-size: 2.5rem; margin: 0; background: linear-gradient(90deg, var(--accent-cyan), var(--accent-pink)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

        .grid {
            display: grid;
            grid-template-columns: 1fr; 
            gap: 25px;
            width: 100%;
            max-width: 900px;
        }

        .card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 20px;
            display: flex; 
            align-items: center;
            gap: 20px;
            transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        .card:hover {
            border-color: var(--accent-cyan);
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }

        .card img {
            width: 180px;
            height: 180px;
            object-fit: cover;
            border-radius: 12px;
            flex-shrink: 0; 
        }

        .card-content { flex: 1; } 

        .card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 10px; }
        .tag { font-size: 0.75rem; padding: 4px 8px; border-radius: 6px; background: #21262d; color: var(--accent-cyan); text-transform: uppercase; font-weight: 600; }
        
        h2 { margin: 0 0 10px 0; font-size: 1.4rem; }
        .desc { color: var(--text-muted); font-size: 0.95rem; line-height: 1.5; margin-bottom: 15px; }
        
        .footer-card { display: flex; justify-content: space-between; align-items: center; }
        .price { font-weight: 700; color: var(--accent-pink); font-size: 1.1rem; }
        
        .btn {
            background: #238636;
            color: white;
            padding: 8px 16px;
            border-radius: 8px;
            text-decoration: none;
            font-size: 0.9rem;
            transition: background 0.2s;
        }
        .btn:hover { background: #2ea043; }

        #recap { margin-top: 50px; background: rgba(255,255,255,0.03); padding: 20px; border-radius: 12px; width: 100%; max-width: 600px; text-align: center; }

        @media (max-width: 768px) {
            .card { flex-direction: column; text-align: center; }
            .card img { width: 100%; height: 200px; }
            .card-header { justify-content: center; }
        }