:root {
    --bg-color: #0f172a;
    --accent-color: #38bdf8;
    --glow-color: rgba(56, 189, 248, 0.5);
    --text-color: #e2e8f0;
    --p1-color: #f472b6;
    --p2-color: #4ade80;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Outfit', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
}

.container {
    text-align: center;
}

.title {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    text-shadow: 0 0 10px var(--glow-color);
    background: linear-gradient(to right, var(--p1-color), var(--p2-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.game-area {
    position: relative;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
    border-radius: 12px;
    overflow: hidden;
    background: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

canvas {
    display: block;
    background-color: #000;
    /* Canvas background */
}

.controls-hint {
    display: flex;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: rgba(15, 23, 42, 0.9);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.p1-controls,
.p2-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.p1-controls span {
    color: var(--p1-color);
    font-weight: bold;
}

.p2-controls span {
    color: var(--p2-color);
    font-weight: bold;
}

.key-group {
    display: flex;
    gap: 0.5rem;
}

kbd {
    background: #334155;
    border: 1px solid #475569;
    border-radius: 4px;
    padding: 0.25rem 0.5rem;
    font-family: monospace;
    font-weight: bold;
    box-shadow: 0 2px 0 #1e293b;
    color: #fff;
    min-width: 1.5rem;
}

/* Settings UI */
.header-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 1rem;
    position: relative;
}

.settings-btn {
    background: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
    transition: all 0.3s ease;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

.settings-btn:hover {
    background: var(--glow-color);
    color: #fff;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal.open {
    display: flex;
}

.modal-content {
    background: #1e293b;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--accent-color);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
    min-width: 400px;
    color: var(--text-color);
}

.modal-content h2 {
    margin-top: 0;
    color: var(--accent-color);
    text-align: center;
    margin-bottom: 1.5rem;
}

.setting-group {
    margin-bottom: 1.5rem;
}

.setting-group h3 {
    font-size: 1rem;
    color: #94a3b8;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid #334155;
    padding-bottom: 0.25rem;
}

.toggle-group {
    display: flex;
    gap: 1rem;
    background: #0f172a;
    padding: 0.25rem;
    border-radius: 8px;
}

.toggle-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: #64748b;
    padding: 0.5rem;
    cursor: pointer;
    border-radius: 6px;
    font-family: 'Outfit', sans-serif;
    transition: all 0.2s;
}

.toggle-btn.active {
    background: var(--accent-color);
    color: #0f172a;
    font-weight: bold;
}

.control-bind {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.key-bind-btn {
    background: #334155;
    border: 1px solid #475569;
    color: #fff;
    padding: 0.25rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    min-width: 3rem;
    font-family: monospace;
}

.key-bind-btn:hover {
    border-color: var(--accent-color);
}

.key-bind-btn.listening {
    background: var(--accent-color);
    color: #0f172a;
    animation: pulse 1s infinite;
}

.modal-actions {
    text-align: center;
    margin-top: 2rem;
}

.action-btn {
    background: var(--accent-color);
    color: #0f172a;
    border: none;
    padding: 0.5rem 2rem;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
}

.action-btn:hover {
    background: #7dd3fc;
}

@keyframes pulse {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }

    100% {
        opacity: 1;
    }
}