:root {
            --bg: #0a0a0f;
            --fg: #e0e0e8;
            --accent: #00ffaa;
            --accent2: #ff00aa;
            --muted: #2a2a3a;
            --card: #12121a;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: 'Rajdhani', sans-serif;
            background: var(--bg);
            color: var(--fg);
            overflow: hidden;
            height: 100vh;
            width: 100vw;
            display: flex;
            flex-direction: column;
            position: fixed; /* Impede scroll bounce no iOS */
            inset: 0;
        }

        #gameContainer {
            position: relative;
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(180deg, #0a0a1a 0%, #1a0a2a 50%, #0a1a2a 100%);
            width: 100%;
            height: 100%;
        }

        #gameCanvas {
            display: block;
            background: transparent;
            image-rendering: pixelated;
            image-rendering: crisp-edges;
            width: 100%;
            height: 100%;
        }

        /* ============================================
           UI STYLES
           ============================================ */
        #ui {
            position: absolute;
            top: 20px;
            left: 20px;
            right: 20px;
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            pointer-events: none;
            z-index: 10;
        }

        .ui-panel {
            background: rgba(10, 10, 20, 0.85);
            border: 1px solid rgba(0, 255, 170, 0.3);
            border-radius: 8px;
            padding: 12px 20px;
            backdrop-filter: blur(10px);
            box-shadow: 0 0 20px rgba(0, 255, 170, 0.1), inset 0 0 20px rgba(0, 0, 0, 0.5);
        }

        .ui-title {
            font-family: 'Orbitron', monospace;
            font-size: 10px;
            letter-spacing: 2px;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 4px;
        }

        .ui-value {
            font-family: 'Orbitron', monospace;
            font-size: 24px;
            font-weight: 700;
            color: var(--fg);
        }

        /* Esconde dicas de teclado no mobile */
        .controls-hint {
            display: flex;
            gap: 20px;
            pointer-events: none;
            z-index: 10;
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
        }

        .key-hint {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .key {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 4px;
            padding: 4px 10px;
            font-family: 'Orbitron', monospace;
            font-size: 11px;
            color: var(--accent);
        }

        /* ============================================
           SCREENS (START/OVER)
           ============================================ */
        #startScreen, #gameOverScreen {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: rgba(10, 10, 20, 0.95);
            z-index: 100;
            backdrop-filter: blur(20px);
        }

        #gameOverScreen {
            display: none;
        }

        .game-title {
            font-family: 'Orbitron', monospace;
            font-size: clamp(32px, 8vw, 72px);
            font-weight: 900;
            letter-spacing: 4px;
            color: var(--fg);
            margin-bottom: 10px;
        }

        .game-subtitle {
            font-size: clamp(14px, 3vw, 20px);
            color: var(--accent);
            letter-spacing: 6px;
            text-transform: uppercase;
            margin-bottom: 40px;
        }

        .start-btn {
            font-family: 'Orbitron', monospace;
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 3px;
            padding: 16px 48px;
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            pointer-events: auto;
        }

        .start-btn::before {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--accent);
            transform: translateX(-100%);
            transition: transform 0.3s ease;
            z-index: -1;
        }

        .start-btn:hover {
            color: var(--bg);
        }

        .start-btn:hover::before {
            transform: translateX(0);
        }

        .final-score {
            font-family: 'Orbitron', monospace;
            font-size: 48px;
            font-weight: 900;
            color: var(--accent);
            margin: 20px 0;
        }

        /* ============================================
           MOBILE: LANDSCAPE WARNING
           ============================================ */
        #rotateWarning {
            display: none; /* Escondido por padrão */
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.95);
            color: white;
            z-index: 9999;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 20px;
        }

        #rotateWarning svg {
            width: 60px;
            height: 60px;
            margin-bottom: 20px;
            fill: var(--accent);
            animation: rotateAnim 1.5s infinite ease-in-out;
        }

        @keyframes rotateAnim {
            0%, 100% { transform: rotate(0deg); }
            50% { transform: rotate(90deg); }
        }

        /* Se for tela pequena (celular) E estiver em retrato, mostra o aviso */
        @media (max-width: 600px) and (orientation: portrait) {
            #rotateWarning {
                display: flex;
            }
        }

        /* ============================================
           MOBILE: TOUCH CONTROLS
           ============================================ */
        .touch-controls {
            display: none; /* Escondido no desktop */
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 140px;
            padding: 0 20px 20px 20px;
            pointer-events: none; /* Deixa os botões serem os únicos clicáveis */
            z-index: 50;
            touch-action: none;
        }

        /* Container para botões esquerda/direita */
        .left-controls {
            position: absolute;
            left: 20px;
            bottom: 20px;
            display: flex;
            gap: 15px;
        }

        /* Container para botão de pulo */
        .right-controls {
            position: absolute;
            right: 20px;
            bottom: 20px;
        }

        .touch-btn {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: rgba(0, 255, 170, 0.15);
            border: 2px solid rgba(0, 255, 170, 0.5);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            pointer-events: auto; /* Reativa o clique apenas nos botões */
            box-shadow: 0 0 15px rgba(0, 255, 170, 0.2);
            user-select: none;
            transition: background 0.1s;
        }

        .touch-btn:active {
            background: rgba(0, 255, 170, 0.4);
            transform: scale(0.95);
        }

        .touch-btn.action-btn {
            width: 90px;
            height: 90px;
            background: rgba(255, 0, 170, 0.15);
            border-color: rgba(255, 0, 170, 0.5);
            color: var(--accent2);
            box-shadow: 0 0 15px rgba(255, 0, 170, 0.2);
        }
        
        .touch-btn.action-btn:active {
            background: rgba(255, 0, 170, 0.4);
        }

        /* Ícones SVG dentro dos botões */
        .touch-btn svg {
            width: 32px;
            height: 32px;
            fill: currentColor;
        }

        /* Mostra controles touch apenas em telas pequenas/touch */
        @media (max-width: 1024px), (hover: none) {
            .controls-hint {
                display: none; /* Esconde dicas de teclado */
            }
            .touch-controls {
                display: block;
            }
            #ui {
                top: 10px;
                left: 10px;
                right: 10px;
            }
            .ui-panel {
                padding: 8px 12px;
            }
            .ui-value {
                font-size: 18px;
            }
            .ui-title {
                font-size: 8px;
            }
        }

        @media (max-width: 600px) {
            .touch-btn {
                width: 60px;
                height: 60px;
            }
            .touch-btn.action-btn {
                width: 80px;
                height: 80px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation: none !important;
                transition: none !important;
            }
        }