:root {
    --primary-color: #0c141f;
    --secondary-color: #ff6600;
    --accent-color: #00ccff;
    --text-color: #d7f0f7;
    --bg-color: #000000;
    --track-color: #0a1a2a;
    --grass-color: #061018;
    --line-color: #00ccff;
    --ui-shadow: 0 0 15px rgba(0, 204, 255, 0.5);
    --ui-radius: 0px;
    --panel-bg: rgba(12, 20, 31, 0.85);
    --transition-speed: 0.3s;
    --grid-color: rgba(0, 204, 255, 0.1);
    --neon-glow: 0 0 10px rgba(0, 204, 255, 0.7), 0 0 20px rgba(0, 204, 255, 0.4);
    --orange-glow: 0 0 10px rgba(255, 102, 0, 0.7), 0 0 20px rgba(255, 102, 0, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Orbitron', 'Rajdhani', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    user-select: none;
    background-image: linear-gradient(0deg, transparent 24%, var(--grid-color) 25%, var(--grid-color) 26%, transparent 27%, transparent 74%, var(--grid-color) 75%, var(--grid-color) 76%, transparent 77%, transparent), linear-gradient(90deg, transparent 24%, var(--grid-color) 25%, var(--grid-color) 26%, transparent 27%, transparent 74%, var(--grid-color) 75%, var(--grid-color) 76%, transparent 77%, transparent);
    background-size: 50px 50px;
}

.game-wrapper {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100vw;
    position: relative;
}

.game-header {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    border-bottom: 1px solid var(--accent-color);
    box-shadow: var(--ui-shadow);
    z-index: 10;
    position: relative;
}

.header-left, .header-right {
    flex: 1;
}

.header-center {
    flex: 2;
    text-align: center;
}

.header-right {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

.game-title {
    font-size: 1.25rem;
    color: var(--accent-color);
    margin: 0;
    text-shadow: var(--neon-glow);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.status-bar {
    text-align: center;
    padding: 5px;
    font-weight: bold;
    background-color: rgba(0, 204, 255, 0.1);
    border: 1px solid var(--accent-color);
    transition: all var(--transition-speed);
    font-size: 0.9em;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-bar.started {
    background-color: rgba(0, 204, 255, 0.2);
    color: var(--accent-color);
    text-shadow: var(--neon-glow);
}

.control-btn {
    background-color: transparent;
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: all var(--transition-speed);
    box-shadow: var(--orange-glow);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: 'Orbitron', sans-serif;
}

.control-btn:hover {
    background-color: rgba(255, 102, 0, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(255, 102, 0, 0.8);
}

.control-btn:active {
    transform: translateY(0);
    box-shadow: 0 0 5px rgba(255, 102, 0, 0.5);
}

.game-main {
    display: flex;
    flex: 1;
    position: relative;
    overflow: hidden;
}

.canvas-container {
    flex: 1;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

#gameCanvas {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 800 / 600;
    max-height: calc(100vh - 120px);
    object-fit: contain;
    border: 1px solid var(--accent-color);
    box-shadow: var(--neon-glow);
}

.game-sidebar {
    width: 250px;
    padding: 1rem;
    background-color: var(--panel-bg);
    backdrop-filter: blur(5px);
    box-shadow: var(--ui-shadow);
    z-index: 5;
    transition: transform var(--transition-speed);
    border-left: 1px solid var(--accent-color);
}

.live-status-panel {
    color: var(--text-color);
    font-size: 0.9rem;
}

.racer-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.racer-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem;
    margin-bottom: 0.5rem;
    background-color: rgba(0, 204, 255, 0.1);
    border: 1px solid var(--accent-color);
    transition: background-color var(--transition-speed);
}

.racer-item.player {
    background-color: rgba(255, 102, 0, 0.2);
    border: 1px solid var(--secondary-color);
    box-shadow: var(--orange-glow);
}

.racer-position {
    font-weight: bold;
    min-width: 25px;
}

.racer-time {
    font-family: 'Share Tech Mono', monospace;
}

.touch-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    display: flex;
    opacity: 0.7;
}

.touch-control {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: rgba(0, 204, 255, 0.5);
    text-shadow: var(--neon-glow);
    transition: background-color var(--transition-speed), transform var(--transition-speed);
}

.touch-control:active {
    background-color: rgba(0, 204, 255, 0.2);
    transform: scale(0.95);
}

.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-speed);
}

.popup-overlay.active {
    opacity: 1;
    visibility: visible;
}

.popup-content {
    background-color: var(--primary-color);
    border: 1px solid var(--accent-color);
    box-shadow: var(--neon-glow);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    transform: scale(0.8);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    padding: 20px;
    position: relative;
}

.popup-overlay.active .popup-content {
    transform: scale(1);
    opacity: 1;
}

.popup-header {
    padding: 1rem;
    border-bottom: 1px solid var(--accent-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.popup-header h2 {
    color: var(--accent-color);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: var(--neon-glow);
}

.popup-close-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--secondary-color);
    cursor: pointer;
    transition: color var(--transition-speed);
    line-height: 1;
    text-shadow: var(--orange-glow);
}

.popup-close-btn:hover {
    color: #ff8533;
}

.popup-body {
    padding: 1rem;
    flex: 1;
    overflow-y: auto;
}

.popup-footer {
    padding: 1rem;
    border-top: 1px solid var(--accent-color);
    display: flex;
    justify-content: center;
}

.popup-btn {
    background-color: transparent;
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: all var(--transition-speed);
    box-shadow: var(--orange-glow);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: 'Orbitron', sans-serif;
}

.popup-btn:hover {
    background-color: rgba(255, 102, 0, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(255, 102, 0, 0.8);
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    border: 1px solid var(--accent-color);
}

.results-table th, 
.results-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid rgba(0, 204, 255, 0.3);
}

.results-table th {
    background-color: rgba(0, 204, 255, 0.1);
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.results-table .player-row {
    background-color: rgba(255, 102, 0, 0.1);
}

@media (max-width: 768px) {
    .game-header {
        padding: 0.25rem 0.5rem;
    }
    
    .game-title {
        font-size: 1rem;
    }
    
    .status-bar {
        font-size: 0.8rem;
        padding: 0.2rem 0.4rem;
    }
    
    .control-btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.8rem;
    }
    
    .desktop-only {
        display: none;
    }
    
    .game-sidebar.mobile-only {
        position: absolute;
        left: 0;
        top: 0;
        width: auto;
        max-width: 140px;
        padding: 0.5rem;
    }
    
    .popup-content {
        width: 95%;
    }
}

@media (min-width: 769px) {
    .mobile-only {
        display: none;
    }
}