:root[data-theme="light"] {
    --bg-color: #ffffff;
    --text-color: #000000;
    --modal-bg: #f0f0f0;
    --button-bg: #00aa88;
    --button-hover: #008866;
    --neon-color: #00aa88;
    --neon-shadow: rgba(0, 170, 136, 0.5);
}

:root[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --text-color: #ffffff;
    --modal-bg: #2d2d2d;
    --button-bg: #00ffff;
    --button-hover: #00cccc;
    --neon-color: #00ffff;
    --neon-shadow: rgba(0, 255, 255, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Orbitron', sans-serif;
}

body {
    background: var(--bg-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

.menu-screen {
    text-align: center;
    padding: 20px;
    position: relative;
}

h1 {
    font-size: 48px;
    color: var(--neon-color);
    text-shadow: 0 0 20px var(--neon-shadow);
    margin-bottom: 40px;
}

.menu-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.neon-button {
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.1), rgba(255, 255, 255, 0.1));
    border: 2px solid var(--neon-color);
    color: var(--neon-color);
    padding: 18px 45px;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    text-shadow: 0 0 10px var(--neon-shadow);
    box-shadow: 0 0 20px var(--neon-shadow), inset 0 0 15px rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

    .neon-button:before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient( 120deg, transparent, rgba(255, 255, 255, 0.2), transparent );
        transition: 0.5s;
    }

    .neon-button:hover {
        background: var(--neon-color);
        color: var(--bg-color);
        transform: translateY(-3px);
        box-shadow: 0 0 30px var(--neon-shadow), 0 0 50px var(--neon-shadow), inset 0 0 15px rgba(255, 255, 255, 0.5);
    }

        .neon-button:hover:before {
            left: 100%;
        }

    .neon-button:active {
        transform: translateY(1px);
    }

.coins-display {
    position: fixed;
    top: 20px;
    right: 20px;
    font-size: 28px;
    color: #ffd700;
    background: rgba(0, 0, 0, 0.2);
    padding: 10px 20px;
    border-radius: 15px;
    border: 2px solid #ffd700;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5), inset 0 0 10px rgba(255, 215, 0, 0.3);
    backdrop-filter: blur(5px);
    z-index: 1000;
    letter-spacing: 2px;
    animation: coinsPulse 2s infinite ease-in-out;
}

@keyframes scorePulse {
    0%, 100% {
        text-shadow: 0 0 10px var(--neon-shadow);
        box-shadow: 0 0 20px var(--neon-shadow), inset 0 0 10px var(--neon-shadow);
    }

    50% {
        text-shadow: 0 0 20px var(--neon-shadow);
        box-shadow: 0 0 30px var(--neon-shadow), inset 0 0 15px var(--neon-shadow);
    }
}

@keyframes coinsPulse {
    0%, 100% {
        text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.5), inset 0 0 10px rgba(255, 215, 0, 0.3);
    }

    50% {
        text-shadow: 0 0 20px rgba(255, 215, 0, 0.7);
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.7), inset 0 0 15px rgba(255, 215, 0, 0.5);
    }
}

.hidden {
    display: none !important;
}

.store-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
    margin: 20px 0;
    max-height: 70vh;
    overflow-y: auto;
    padding: 25px;
    scroll-behavior: smooth;
}

    .store-items::-webkit-scrollbar {
        width: 8px;
    }

    .store-items::-webkit-scrollbar-track {
        background: rgba(0, 0, 0, 0.2);
        border-radius: 10px;
    }

    .store-items::-webkit-scrollbar-thumb {
        background: var(--neon-color);
        border-radius: 10px;
        box-shadow: 0 0 15px var(--neon-shadow);
    }

.store-item {
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.3), rgba(255, 255, 255, 0.1));
    border: 2px solid var(--neon-color);
    border-radius: 15px;
    padding: 25px;
    text-align: center;
    backdrop-filter: blur(5px);
    box-shadow: 0 0 20px var(--neon-shadow), inset 0 0 15px rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

    .store-item:hover {
        transform: translateY(-5px);
        border-color: var(--button-hover);
        box-shadow: 0 0 30px var(--neon-color), inset 0 0 20px rgba(255, 255, 255, 0.2);
    }

    .store-item img {
        width: 100px;
        height: 100px;
        margin-bottom: 20px;
        filter: drop-shadow(0 0 10px var(--neon-shadow));
        transition: transform 0.3s ease;
    }

    .store-item:hover img {
        transform: scale(1.1);
    }

.buy-button {
    background: linear-gradient(45deg, var(--button-bg), var(--button-hover));
    color: var(--bg-color);
    border: none;
    padding: 12px 30px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 16px;
    letter-spacing: 1px;
    margin-top: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px var(--neon-shadow);
}

    .buy-button:hover {
        transform: scale(1.05);
        box-shadow: 0 0 25px var(--neon-shadow);
    }

.promo-code-section {
    margin: 25px 0;
    display: flex;
    gap: 15px;
}

.promo-input {
    flex: 1;
    padding: 12px;
    border: 2px solid var(--neon-color);
    background: rgba(0, 0, 0, 0.2);
    color: var(--text-color);
    border-radius: 10px;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    box-shadow: inset 0 0 10px var(--neon-shadow);
}

.promo-button {
    background: linear-gradient(45deg, var(--button-bg), var(--button-hover));
    color: var(--bg-color);
    border: none;
    padding: 12px 25px;
    border-radius: 10px;
    cursor: pointer;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px var(--neon-shadow);
}

    .promo-button:hover {
        transform: scale(1.05);
        box-shadow: 0 0 25px var(--neon-shadow);
    }


.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: var(--modal-bg);
    padding: 30px;
    border-radius: 10px;
    border: 2px solid var(--neon-color);
    box-shadow: 0 0 30px var(--neon-shadow);
    max-width: 500px;
    width: 90%;
}

.modal h2 {
    color: var(--neon-color);
    margin-bottom: 20px;
    text-align: center;
}

.donate-items, .settings-items {
    display: grid;
    gap: 20px;
    margin-bottom: 20px;
}

.buy-button, .donate-button {
    background: var(--button-bg);
    color: var(--bg-color);
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

    .buy-button:hover, .donate-button:hover {
        background: var(--button-hover);
    }

.close-button {
    background: #ff3333;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.3s;
}

    .close-button:hover {
        background: #cc2929;
    }

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
}

    .setting-item select, .setting-item input[type="checkbox"] {
        padding: 5px;
        border-radius: 3px;
        border: 1px solid var(--neon-color);
        background: var(--bg-color);
        color: var(--text-color);
    }

.game-container {
    position: relative;
    width: 100vw;
    height: 100vh;
}

canvas {
    width: 100%;
    height: 100%;
}

@keyframes earnedCoinsPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

.score-display {
    position: fixed;
    top: 20px;
    left: 20px;
    color: var(--neon-color);
    font-size: 28px;
    text-shadow: 0 0 10px var(--neon-shadow);
    z-index: 100;
    background: rgba(0, 0, 0, 0.2);
    padding: 10px 20px;
    border-radius: 15px;
    border: 2px solid var(--neon-color);
    box-shadow: 0 0 20px var(--neon-shadow), inset 0 0 10px var(--neon-shadow);
    backdrop-filter: blur(5px);
    letter-spacing: 2px;
    animation: scorePulse 2s infinite ease-in-out;
}

.best-score-display {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 20px;
    border-radius: 15px;
    border: 2px solid var(--neon-color);
    color: var(--text-color);
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2em;
    text-shadow: 0 0 5px var(--neon-color);
    box-shadow: 0 0 10px var(--neon-color);
    animation: glow 2s infinite alternate;
    z-index: 100;
}


#menuBestScore {
    color: var(--accent-color);
    font-weight: bold;
    margin-left: 5px;
}

@keyframes glow {
    from {
        box-shadow: 0 0 10px var(--neon-color);
    }

    to {
        box-shadow: 0 0 20px var(--neon-color), 0 0 30px var(--neon-color);
    }
}


.coins-display-game {
    position: fixed;
    top: 20px;
    right: 20px;
    font-size: 28px;
    color: #ffd700;
    background: rgba(0, 0, 0, 0.2);
    padding: 10px 20px;
    border-radius: 15px;
    border: 2px solid #ffd700;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5), inset 0 0 10px rgba(255, 215, 0, 0.3);
    backdrop-filter: blur(5px);
    z-index: 1000;
    letter-spacing: 2px;
    animation: coinsPulse 2s infinite ease-in-out;
}

@keyframes coinsPulse {
    0%, 100% {
        text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.5), inset 0 0 10px rgba(255, 215, 0, 0.3);
    }

    50% {
        text-shadow: 0 0 20px rgba(255, 215, 0, 0.7);
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.7), inset 0 0 15px rgba(255, 215, 0, 0.5);
    }
}


.earned-coins {
    position: fixed;
    top: 200px;
    right: 20px;
    font-size: 24px;
    color: #00ff00;
    background: rgba(0, 0, 0, 0.2);
    padding: 8px 15px;
    border-radius: 12px;
    border: 2px solid #00ff00;
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.5), inset 0 0 8px rgba(0, 255, 0, 0.3);
    backdrop-filter: blur(5px);
    z-index: 1000;
    letter-spacing: 1px;
    animation: earnedCoinsPulse 2s infinite ease-in-out;
}

.pause-button {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: transparent;
    border: none;
    color: var(--neon-color);
    font-size: 24px;
    cursor: pointer;
    z-index: 100;
    text-shadow: 0 0 10px var(--neon-shadow);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.select-button {
    background: var(--neon-color);
    color: var(--bg-color);
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 5px;
}

.earned-coins {
    position: fixed;
    top: 60px;
    right: 20px;
    font-size: 20px;
    color: #ffd700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.select-button:hover {
    background: var(--button-hover);
}

.select-button.active {
    background: #00ff00;
}

.about-content {
    margin: 20px 0;
    line-height: 1.6;
}

    .about-content p {
        margin-bottom: 10px;
    }

.social-buttons {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 15px;
    z-index: 1000;
}

.social-button {
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.2), rgba(255, 255, 255, 0.1));
    border: 2px solid var(--neon-color);
    padding: 12px 25px;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(5px);
    color: var(--neon-color);
    font-size: 18px;
    letter-spacing: 1px;
    text-shadow: 0 0 10px var(--neon-shadow);
    box-shadow: 0 0 20px var(--neon-shadow), inset 0 0 15px rgba(255, 255, 255, 0.1);
}

    .social-button:hover {
        transform: translateY(-3px) scale(1.05);
        box-shadow: 0 0 30px var(--neon-shadow), 0 0 50px var(--neon-shadow), inset 0 0 20px rgba(255, 255, 255, 0.2);
    }

    .social-button:active {
        transform: translateY(1px);
    }

    .social-button img {
        width: 24px;
        height: 24px;
        filter: drop-shadow(0 0 8px var(--neon-shadow));
    }


.contact-form input {
    padding: 10px;
    border: 1px solid var(--neon-color);
    background: var(--bg-color);
    color: var(--text-color);
    border-radius: 5px;
}

.contact-form button {
    background: var(--button-bg);
    color: var(--bg-color);
    border: none;
    padding: 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

    .contact-form button:hover {
        background: var(--button-hover);
    }

.countdown {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 120px;
    color: var(--neon-color);
    text-shadow: 0 0 30px var(--neon-shadow);
    z-index: 1000;
    animation: countdownPulse 1s infinite;
}

@keyframes countdownPulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        transform: translate(-50%, -50%) scale(1.2);
    }

    100% {
        transform: translate(-50%, -50%) scale(1);
    }
}


.warning-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: black;
    z-index: 9999;
}

.warning-content {
    max-width: 600px;
    text-align: center;
    border: 2px solid #ff0000;
    animation: warningPulse 2s infinite, warningIn 1s ease-out forwards;
}

.warning-text {
    margin: 20px 0;
    line-height: 1.8;
}

.warning-button {
    background: #ff3333;
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 5px;
    cursor: pointer;
    width: 100%;
    font-size: 16px;
    transition: background-color 0.3s;
}

    .warning-button:hover {
        background: #cc2929;
    }

@keyframes warningPulse {
    0% {
        box-shadow: 0 0 20px rgba(255, 0, 0, 0.5);
    }

    50% {
        box-shadow: 0 0 40px rgba(255, 0, 0, 0.8);
    }

    100% {
        box-shadow: 0 0 20px rgba(255, 0, 0, 0.5);
    }
}

@keyframes jump {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }

    100% {
        transform: translateY(0);
    }
}

@keyframes fall {
    0% {
        transform: translateY(0) rotate(0deg);
    }

    100% {
        transform: translateY(10px) rotate(45deg);
    }
}


@keyframes warningIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes warningOut {
    from {
        opacity: 1;
        transform: scale(1);
    }

    to {
        opacity: 0;
        transform: scale(1.2);
    }
}

.loading-bar {
    width: 200px;
    height: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    margin-top: 20px;
    overflow: hidden;
}

.loading-progress {
    width: 0%;
    height: 100%;
    background: var(--neon-color);
    box-shadow: 0 0 10px var(--neon-shadow);
    animation: loading 2s linear forwards;
}

@keyframes loading {
    from {
        width: 0%;
    }

    to {
        width: 100%;
    }
}

.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.splash-logo {
    width: 150px;
    height: 150px;
    filter: drop-shadow(0 0 15px #ffff00);
    margin-bottom: 20px;
    animation: logoGlow 2s infinite;
}

.splash-text {
    color: var(--neon-color);
    font-size: 24px;
    text-shadow: 0 0 10px var(--neon-shadow);
}

@keyframes logoGlow {
    0% {
        filter: drop-shadow(0 0 15px #ffff00);
    }

    50% {
        filter: drop-shadow(0 0 30px #ffff00);
    }

    100% {
        filter: drop-shadow(0 0 15px #ffff00);
    }
}

@keyframes splashIn {
    0% {
        opacity: 0;
        transform: translateY(-50px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes splashOut {
    0% {
        opacity: 1;
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateY(50px);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 36px;
    }

    .neon-button {
        padding: 12px 30px;
        font-size: 18px;
    }

    .coins-display {
        font-size: 20px;
    }

    .modal-content {
        padding: 20px;
    }
}