* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            -webkit-tap-highlight-color: transparent;
            -webkit-touch-callout: none;
            -webkit-user-select: none;
            user-select: none;
        }

        body {
            background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 20px;
            color: white;
            touch-action: manipulation;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
        }

        /* Header Styles */
        .main-header {
            width: 100%;
            background: rgba(0, 0, 0, 0.3);
            padding: 15px 0;
            margin-bottom: 30px;
            border-radius: 10px;
            backdrop-filter: blur(5px);
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 20px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo i {
            font-size: 2.5rem;
            color: #ffcc00;
        }

        .logo h1 {
            font-size: 2rem;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }

        .header-stats {
            display: flex;
            gap: 20px;
        }

        .stat-item {
            text-align: center;
        }

        .stat-item h3 {
            font-size: 0.9rem;
            opacity: 0.8;
        }

        .stat-item span {
            font-size: 1.2rem;
            font-weight: bold;
        }

        header {
            text-align: center;
            margin-bottom: 20px;
            width: 100%;
        }

        h1 {
            font-size: 3rem;
            text-shadow: 3px 3px 5px rgba(0, 0, 0, 0.5);
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        .dashboard {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            width: 100%;
            margin-bottom: 30px;
        }

        .category-card {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            padding: 20px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s;
            backdrop-filter: blur(5px);
            border: 2px solid rgba(255, 255, 255, 0.2);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 180px;
        }

        .category-card:hover {
            transform: translateY(-5px);
            background: rgba(255, 255, 255, 0.2);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        .category-card i {
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: #ffcc00;
        }

        .category-card h2 {
            font-size: 1.5rem;
            margin-bottom: 10px;
        }

        .category-card p {
            font-size: 0.9rem;
            opacity: 0.8;
        }

        .game-container {
            display: none;
            flex-direction: column;
            width: 100%;
            max-width: 800px;
            margin: 0 auto;
        }

        .game-info {
            display: flex;
            justify-content: space-between;
            margin-bottom: 20px;
            background: rgba(0, 0, 0, 0.3);
            padding: 15px;
            border-radius: 10px;
            backdrop-filter: blur(5px);
        }

        .info-item {
            text-align: center;
            flex: 1;
        }

        .info-item h3 {
            font-size: 1.2rem;
            margin-bottom: 5px;
        }

        .info-item span {
            font-size: 1.5rem;
            font-weight: bold;
        }

        /* UPDATED PUZZLE GRID STYLES - CIRCULAR CELLS WITH SPACING */
        .puzzle-grid {
            display: grid;
            gap: 12px; /* Increased gap for better diagonal selection */
            background: rgba(255, 255, 255, 0.1);
            padding: 20px;
            border-radius: 15px;
            margin-bottom: 20px;
            justify-content: center;
            touch-action: none;
        }

        .cell {
            width: 45px; /* Fixed size for circles */
            height: 45px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 50%; /* Circular cells */
            font-weight: bold;
            font-size: 1.2rem;
            cursor: pointer;
            user-select: none;
            transition: all 0.3s;
            border: 2px solid rgba(255, 255, 255, 0.3);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
            -webkit-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
        }

        .cell:hover {
            background: rgba(255, 255, 255, 0.25);
            transform: scale(1.1);
        }

        .cell.selected {
            background: rgba(255, 215, 0, 0.7);
            transform: scale(1.15);
            border-color: #ffd700;
            box-shadow: 0 0 15px rgba(255, 215, 0, 0.5);
        }

        .cell.found {
            background: rgba(0, 255, 0, 0.4);
            border-color: #00ff00;
            box-shadow: 0 0 15px rgba(0, 255, 0, 0.3);
        }

        .words-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            gap: 10px;
            background: rgba(0, 0, 0, 0.3);
            padding: 15px;
            border-radius: 10px;
            margin-bottom: 20px;
        }

        .word-item {
            padding: 8px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 5px;
            text-align: center;
            transition: all 0.3s;
        }

        .word-item.found {
            background: rgba(0, 255, 0, 0.3);
            text-decoration: line-through;
        }

        .controls {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            justify-content: center;
            margin-top: 20px;
            width: 100%;
        }

        .btn {
            padding: 12px 25px;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            gap: 8px;
            touch-action: manipulation;
        }

        .btn-primary {
            background: linear-gradient(to right, #ff8a00, #ff2070);
            color: white;
        }

        .btn-secondary {
            background: linear-gradient(to right, #3a7bd5, #00d2ff);
            color: white;
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }

        .level-selector {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            justify-content: center;
            margin-bottom: 30px;
        }

        .level-btn {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: bold;
            cursor: pointer;
            background: rgba(255, 255, 255, 0.1);
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: all 0.3s;
        }

        .level-btn.unlocked {
            background: linear-gradient(135deg, #00d2ff, #3a7bd5);
            border-color: rgba(255, 255, 255, 0.7);
        }

        .level-btn.current {
            background: linear-gradient(135deg, #ff8a00, #ff2070);
            border-color: white;
            transform: scale(1.1);
        }

        .level-btn.locked {
            background: rgba(0, 0, 0, 0.3);
            cursor: not-allowed;
            opacity: 0.5;
        }

        .modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 100;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s;
        }

        .modal.active {
            opacity: 1;
            pointer-events: all;
        }

        .modal-content {
            background: linear-gradient(135deg, #1a2a6c, #b21f1f);
            padding: 30px;
            border-radius: 20px;
            text-align: center;
            max-width: 500px;
            width: 90%;
        }

        .modal h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        .modal p {
            font-size: 1.2rem;
            margin-bottom: 25px;
        }

        .back-btn {
            position: absolute;
            top: 20px;
            left: 20px;
            background: rgba(0, 0, 0, 0.3);
            color: white;
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            font-size: 1.5rem;
            cursor: pointer;
            transition: all 0.3s;
            z-index: 101;
        }

        .back-btn:hover {
            background: rgba(0, 0, 0, 0.5);
            transform: scale(1.1);
        }

        /* Mobile specific styles */
        .mobile-hint {
            display: none;
            text-align: center;
            background: rgba(255, 255, 255, 0.1);
            padding: 10px;
            border-radius: 10px;
            margin-bottom: 15px;
            font-size: 0.9rem;
        }

        /* Features Section */
        .features-section {
            width: 100%;
            padding: 50px 0;
            margin: 50px 0;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 20px;
            backdrop-filter: blur(5px);
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 40px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            padding: 0 20px;
        }

        .feature-card {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            padding: 25px;
            text-align: center;
            transition: all 0.3s;
            backdrop-filter: blur(5px);
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .feature-card:hover {
            transform: translateY(-5px);
            background: rgba(255, 255, 255, 0.2);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        .feature-icon {
            font-size: 3rem;
            margin-bottom: 20px;
            color: #ffcc00;
        }

        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
        }

        .feature-card p {
            font-size: 1rem;
            opacity: 0.9;
        }

        /* Footer Section */
        .footer {
            width: 100%;
            background: rgba(0, 0, 0, 0.5);
            padding: 30px 0;
            margin-top: 50px;
            border-radius: 15px;
            backdrop-filter: blur(5px);
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            padding: 0 20px;
        }

        .footer-section {
            flex: 1;
            min-width: 250px;
            margin-bottom: 20px;
        }

        .footer-section h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            border-bottom: 2px solid rgba(255, 255, 255, 0.2);
            padding-bottom: 10px;
        }

        .footer-section p {
            margin-bottom: 15px;
            opacity: 0.8;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: white;
            text-decoration: none;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-links a:hover {
            color: #ffcc00;
            transform: translateX(5px);
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            color: white;
            transition: all 0.3s;
        }

        .social-links a:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            margin-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }

        @media (max-width: 1024px) {
            .dashboard {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .header-content {
                flex-direction: column;
                gap: 20px;
            }
            
            .footer-content {
                flex-direction: column;
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .dashboard {
                grid-template-columns: repeat(2, 1fr);
            }
            
            h1 {
                font-size: 2.2rem;
            }
            
            .game-info {
                flex-direction: column;
                gap: 10px;
            }
            
            .puzzle-grid {
                gap: 8px; /* Slightly smaller gap on mobile */
            }
            
            .cell {
                width: 35px;
                height: 35px;
                font-size: 1rem;
            }
            
            .features-grid {
                grid-template-columns: 1fr;
            }
            
            .mobile-hint {
                display: block;
            }
        }

        @media (max-width: 480px) {
            .dashboard {
                grid-template-columns: repeat(1, 1fr);
                gap: 10px;
            }
            
            .category-card {
                padding: 15px 10px;
                min-height: 150px;
            }
            
            .category-card i {
                font-size: 2rem;
            }
            
            .category-card h2 {
                font-size: 1.2rem;
            }
            
            .controls {
                flex-direction: column;
                align-items: center;
            }
            
            .btn {
                width: 100%;
                max-width: 250px;
                justify-content: center;
            }
            
            .header-stats {
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .cell {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            
            .puzzle-grid {
                gap: 6px;
                padding: 15px;
            }
            
            .game-info {
                padding: 10px;
            }
            
            .info-item h3 {
                font-size: 1rem;
            }
            
            .info-item span {
                font-size: 1.2rem;
            }
        }

        @media (max-width: 360px) {
            .cell {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
            
            .puzzle-grid {
                gap: 4px;
                padding: 10px;
            }
        }