* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            user-select: none;
        }

        body {
            font-family: 'Comic Sans MS', Arial, sans-serif;
            overflow: hidden;
            background: linear-gradient(180deg, #87CEEB 0%, #98D8E8 100%);
        }

        #gameCanvas {
            display: block;
            cursor: pointer;
        }

        .screen {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: rgba(135, 206, 235, 0.95);
            z-index: 100;
        }

        .title {
            font-size: 4em;
            color: #FF1493;
            text-shadow: 3px 3px 0 #FFD700, 6px 6px 0 #FF6347;
            margin-bottom: 30px;
            animation: bounce 1s ease-in-out infinite;
        }

        @keyframes bounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-20px); }
        }

        .btn {
            padding: 20px 50px;
            font-size: 1.5em;
            background: linear-gradient(135deg, #FF6B6B, #FF1493);
            color: white;
            border: 4px solid white;
            border-radius: 50px;
            cursor: pointer;
            margin: 15px;
            box-shadow: 0 8px 0 #CC1177, 0 15px 30px rgba(0,0,0,0.3);
            transition: all 0.2s;
            font-weight: bold;
            text-transform: uppercase;
        }

        .btn:hover {
            transform: translateY(-5px);
            box-shadow: 0 13px 0 #CC1177, 0 20px 40px rgba(0,0,0,0.4);
        }

        .btn:active {
            transform: translateY(3px);
            box-shadow: 0 5px 0 #CC1177, 0 8px 15px rgba(0,0,0,0.3);
        }

        #hud {
            position: absolute;
            top: 20px;
            left: 20px;
            right: 20px;
            display: flex;
            justify-content: space-between;
            z-index: 10;
        }

        .hud-item {
            background: white;
            padding: 15px 30px;
            border-radius: 25px;
            font-size: 1.5em;
            font-weight: bold;
            color: #333;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
            border: 4px solid #FFD700;
        }

        .hud-value {
            color: #FF1493;
            font-size: 1.3em;
        }

        #progressBar {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            max-width: 600px;
            height: 30px;
            background: white;
            border-radius: 20px;
            border: 4px solid #FFD700;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
            z-index: 10;
        }

        #progressFill {
            height: 100%;
            background: linear-gradient(90deg, #FF6B6B, #FF1493, #FFD700);
            transition: width 0.3s ease-out;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            padding-right: 15px;
            color: white;
            font-weight: bold;
            font-size: 1.2em;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }

        #question {
            position: absolute;
            top: 120px;
            left: 50%;
            transform: translateX(-50%);
            background: white;
            padding: 30px 60px;
            border-radius: 30px;
            font-size: 3em;
            font-weight: bold;
            color: #333;
            box-shadow: 0 8px 25px rgba(0,0,0,0.3);
            border: 5px solid #FFD700;
            z-index: 10;
            animation: questionPop 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        }

        @keyframes questionPop {
            0% { transform: translateX(-50%) scale(0) rotate(-180deg); }
            100% { transform: translateX(-50%) scale(1) rotate(0deg); }
        }

        .hidden {
            display: none !important;
        }

        .info {
            color: #333;
            font-size: 1.3em;
            margin: 20px;
            max-width: 600px;
            text-align: center;
            line-height: 1.6;
        }

        .highlight {
            color: #FF1493;
            font-size: 1.5em;
        }

        #combo {
            position: absolute;
            top: 220px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 2.5em;
            font-weight: bold;
            color: #FFD700;
            text-shadow: 3px 3px 0 #FF6347;
            z-index: 20;
            animation: comboShake 0.5s ease-out;
        }

        @keyframes comboShake {
            0%, 100% { transform: translateX(-50%) scale(1) rotate(0deg); }
            25% { transform: translateX(-50%) scale(1.2) rotate(-10deg); }
            75% { transform: translateX(-50%) scale(1.2) rotate(10deg); }
        }

        .cloud {
            position: absolute;
            background: white;
            border-radius: 100px;
            opacity: 0.7;
            animation: floatCloud 20s linear infinite;
        }

        @keyframes floatCloud {
            0% { transform: translateX(-200px); }
            100% { transform: translateX(calc(100vw + 200px)); }
        }

        @media (max-width: 768px) {
            .title { font-size: 2.5em; }
            .btn { font-size: 1.2em; padding: 15px 35px; }
            .hud-item { font-size: 1.2em; padding: 10px 20px; }
            #question { font-size: 2em; padding: 20px 40px; }
        }