:root {
    --bg-color: #0d0d0d;
    --primary-color: #00f2ff;
    --secondary-color: #7000ff;
    --text-color: #ffffff;
    --accent-color: #ff007b;
    --menu-bg: rgba(0, 0, 0, 0.85);
    --btn-hover: rgba(255, 255, 255, 0.1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    overflow: hidden;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

#game-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 100%;
    max-height: 900px;
    aspect-ratio: 9/16;
    background: #000;
    box-shadow: 0 0 50px rgba(0, 242, 255, 0.1);
    overflow: hidden;
}

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

/* UI Overlays */
#overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    pointer-events: none;
}

.menu-screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--menu-bg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    pointer-events: auto;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(10px);
}

.menu-screen.hidden {
    display: none;
}

#overlay.hidden {
    display: none;
}

.glow-text {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    text-shadow: 0 0 20px var(--primary-color);
    margin-bottom: 2rem;
    letter-spacing: 5px;
}

/* Buttons */
.primary-btn,
.secondary-btn,
.reward-btn {
    width: 70%;
    padding: 1rem;
    margin: 0.5rem 0;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s;
    text-transform: uppercase;
}

.primary-btn {
    background: var(--primary-color);
    color: #000;
}

.secondary-btn {
    border-color: var(--secondary-color);
}

.reward-btn {
    border-color: var(--accent-color);
    color: var(--accent-color);
    box-shadow: 0 0 15px rgba(255, 0, 123, 0.3);
}

.primary-btn:active,
.secondary-btn:active,
.reward-btn:active {
    transform: scale(0.95);
    background: var(--btn-hover);
}

/* HUD */
#hud {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    pointer-events: none;
}

.hud-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.label {
    font-size: 0.7rem;
    color: #888;
    letter-spacing: 1px;
}

.value {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

#pause-btn-hud {
    pointer-events: auto;
}

#pause-icon-btn {
    background: none;
    border: none;
    color: #555;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Controls */
#controls {
    position: absolute;
    bottom: 2rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 0 1rem;
}

.control-row {
    display: flex;
    gap: 1rem;
    width: 100%;
    justify-content: center;
}

.control-btn {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: #fff;
    font-size: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
}

.control-btn.down {
    width: 80px;
    border-radius: 30px;
}

.control-btn.rotate {
    width: 70px;
    height: 70px;
    background: rgba(112, 0, 255, 0.2);
    border-color: var(--secondary-color);
}

.control-btn:active {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(0.9);
}

/* Settings */
#settings {
    position: absolute;
    top: 5rem;
    right: 1rem;
}

.settings-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.5;
}

/* Animations */
@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

.reward-btn {
    animation: pulse 2s infinite;
}

/* Leaderboard Styling */
.stats-list {
    width: 80%;
    margin: 1rem 0;
    max-height: 50vh;
    overflow-y: auto;
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
    color: #fff;
    font-size: 0.9rem;
}

.leaderboard-table th,
.leaderboard-table td {
    padding: 0.8rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.leaderboard-table th {
    color: var(--primary-color);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 1px;
}

/* Support Page Styling */
.support-text {
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    text-align: center;
}

.qr-container {
    background: #fff;
    padding: 10px;
    border-radius: 10px;
    margin-bottom: 1.5rem;
}

.qr-placeholder {
    width: 200px;
    height: 200px;
    background: #ddd;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #333;
    font-weight: bold;
}

.qr-image {
    width: 200px;
    height: 200px;
    display: block;
}

.upi-container {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.8rem;
    border-radius: 8px;
    gap: 10px;
    margin-bottom: 1rem;
}

.upi-label {
    color: #aaa;
    font-size: 0.9rem;
}

.upi-value {
    color: #fff;
    font-family: monospace;
    font-size: 1.1rem;
}

.copy-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
}

.support-subtext {
    font-size: 0.8rem;
    color: #888;
    margin-bottom: 2rem;
    font-style: italic;
}