.fonts-showcase {
            padding: 30px;
        }
        
        .font-category {
            margin-bottom: 40px;
        }
        
        .category-title {
            font-size: 1.5rem;
            color: #2c3e50;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #f0f0f0;
        }
        
        .font-item {
            margin-bottom: 25px;
            padding: 20px;
            border-radius: 10px;
            background: #f8f9fa;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .font-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .font-name {
            font-size: 1.8rem;
            margin-bottom: 10px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .font-demo {
            font-size: 1.4rem;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        
        .font-usage {
            font-size: 0.9rem;
            color: #666;
            font-style: italic;
        }
        
        .font-weights {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 10px;
        }
        
        .weight-sample {
            padding: 4px 8px;
            background: #e9ecef;
            border-radius: 4px;
            font-size: 0.8rem;
        }
        
        /* SANS-SERIF FONTS */
        .roboto { font-family: 'Roboto', sans-serif; }
        .open-sans { font-family: 'Open Sans', sans-serif; }
        .lato { font-family: 'Lato', sans-serif; }
        .montserrat { font-family: 'Montserrat', sans-serif; }
        .source-sans-pro { font-family: 'Source Sans Pro', sans-serif; }
        .poppins { font-family: 'Poppins', sans-serif; }
        .inter { font-family: 'Inter', sans-serif; }
        
        /* SERIF FONTS */
        .playfair-display { font-family: 'Playfair Display', serif; }
        .merriweather { font-family: 'Merriweather', serif; }
        
        /* DISPLAY FONTS */
        .oswald { font-family: 'Oswald', sans-serif; }
        .raleway { font-family: 'Raleway', sans-serif; }
        
        /* SYSTEM FONTS */
        .system-ui { font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; }
        .arial { font-family: Arial, Helvetica, sans-serif; }
        .helvetica { font-family: Helvetica, Arial, sans-serif; }
        .georgia { font-family: Georgia, 'Times New Roman', serif; }
        .verdana { font-family: Verdana, Geneva, sans-serif; }
        .tahoma { font-family: Tahoma, Geneva, sans-serif; }
        .trebuchet { font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif; }
        
        .sidebar {
            background: #f8f9fa;
            padding: 30px;
            border-left: 1px solid #e9ecef;
        }
        
        .sidebar-section {
            margin-bottom: 30px;
        }
        
        .sidebar-title {
            font-size: 1.2rem;
            color: #2c3e50;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 1px solid #dee2e6;
        }
        
        .font-tips li {
            margin-bottom: 10px;
            padding-left: 10px;
        }
        
        .font-combination {
            padding: 15px;
            background: white;
            border-radius: 8px;
            margin-bottom: 15px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }
        
        .combination-title {
            font-weight: bold;
            margin-bottom: 8px;
        }
        
        .font-preview {
            font-size: 1.1rem;
            line-height: 1.4;
        }
        
        .font-selector {
            margin-top: 20px;
        }
        
        select {
            width: 100%;
            padding: 10px;
            border-radius: 5px;
            border: 1px solid #ced4da;
            font-size: 1rem;
            margin-bottom: 10px;
        }
        
        .preview-box {
            padding: 15px;
            background: white;
            border-radius: 8px;
            min-height: 150px;
            border: 1px solid #e9ecef;
            margin-top: 10px;
        }

        
        @media (max-width: 768px) {
            .content {
                grid-template-columns: 1fr;
            }
            
            .sidebar {
                border-left: none;
                border-top: 1px solid #e9ecef;
            }
            
            h1 {
                font-size: 2rem;
            }
        }
        .shadow-demo {
            font-size: 2.5rem;
            font-weight: 700;
            text-align: center;
            padding: 30px 20px;
            margin-bottom: 20px;
            border-radius: 10px;
            background: rgba(0, 0, 0, 0.2);
        }
        
        .shadow-code {
            background: rgba(0, 0, 0, 0.3);
            padding: 15px;
            border-radius: 8px;
            font-family: 'Courier New', monospace;
            font-size: 0.9rem;
            overflow-x: auto;
        }
        
        .shadow-desc {
            margin-top: 15px;
            font-size: 0.9rem;
            opacity: 0.8;
        }
        
        /* Efek Bayangan Dasar */
        .basic-shadow {
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }
        
        .multiple-shadow {
            text-shadow: 1px 1px 0px #ff0000, 
                         2px 2px 0px #ff7b00, 
                         3px 3px 0px #ffdd00, 
                         4px 4px 0px #00ff15, 
                         5px 5px 0px #00a2ff, 
                         6px 6px 0px #7700ff;
        }
        
        .glow-shadow {
            text-shadow: 0 0 10px #fff, 
                         0 0 20px #fff, 
                         0 0 30px #e60073, 
                         0 0 40px #e60073, 
                         0 0 50px #e60073, 
                         0 0 60px #e60073;
        }
        
        .outline-shadow {
            color: white;
            text-shadow: -1px -1px 0 #000, 
                          1px -1px 0 #000, 
                         -1px 1px 0 #000, 
                          1px 1px 0 #000;
        }
        
        .deep-shadow {
            text-shadow: 0 1px 0 #ccc, 
                         0 2px 0 #c9c9c9, 
                         0 3px 0 #bbb, 
                         0 4px 0 #b9b9b9, 
                         0 5px 0 #aaa, 
                         0 6px 1px rgba(0,0,0,.1), 
                         0 0 5px rgba(0,0,0,.1), 
                         0 1px 3px rgba(0,0,0,.3), 
                         0 3px 5px rgba(0,0,0,.2), 
                         0 5px 10px rgba(0,0,0,.25), 
                         0 10px 10px rgba(0,0,0,.2), 
                         0 20px 20px rgba(0,0,0,.15);
        }
        
        .neon-shadow {
            color: #fff;
            text-shadow: 0 0 5px #fff, 
                         0 0 10px #fff, 
                         0 0 15px #fff, 
                         0 0 20px #ff00de, 
                         0 0 35px #ff00de, 
                         0 0 40px #ff00de, 
                         0 0 50px #ff00de, 
                         0 0 75px #ff00de;
            animation: neon-flicker 2s infinite alternate;
        }
        
        @keyframes neon-flicker {
            0%, 18%, 22%, 25%, 53%, 57%, 100% {
                text-shadow: 0 0 5px #fff, 
                             0 0 10px #fff, 
                             0 0 15px #fff, 
                             0 0 20px #ff00de, 
                             0 0 35px #ff00de, 
                             0 0 40px #ff00de, 
                             0 0 50px #ff00de, 
                             0 0 75px #ff00de;
            }
            20%, 24%, 55% {
                text-shadow: none;
            }
        }
        
        .fire-shadow {
            color: #ff0303;
            text-shadow: 0 -1px 4px #fff, 
                         0 -2px 10px #ff0, 
                         0 -10px 20px #ff8000, 
                         0 -18px 40px #f00;
        }
        
        .emboss-shadow {
            color: #ffffff;
            text-shadow: 0px 1px 0px #999, 
                         0px 2px 0px #888, 
                         0px 3px 0px #777, 
                         0px 4px 0px #666, 
                         0px 5px 0px #555, 
                         0px 6px 0px #444, 
                         0px 7px 0px #333, 
                         0px 8px 7px #001135;
        }
        
        .letterpress-shadow {
            color: #ffffff;
            text-shadow: 0px 1px 0px rgba(255,255,255,0.2), 
                         0px -1px 0px rgba(0,0,0,0.8);
        }
        
        .gradient-shadow {
            background: linear-gradient(45deg, #ff0000, #ff7b00, #ffdd00, #00ff15, #00a2ff, #7700ff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }
        
        .floating-shadow {
            text-shadow: 0 1px 0 #ccc, 
                         0 2px 0 #c9c9c9, 
                         0 3px 0 #bbb, 
                         0 4px 0 #b9b9b9, 
                         0 5px 0 #aaa, 
                         0 6px 1px rgba(0,0,0,.1), 
                         0 0 5px rgba(0,0,0,.1), 
                         0 1px 3px rgba(0,0,0,.3), 
                         0 3px 5px rgba(0,0,0,.2), 
                         0 5px 10px rgba(0,0,0,.25);
            animation: float 3s ease-in-out infinite;
        }