:root {
    --bg-color: #0b0e14;
    --primary-color: #00aa9e;
    --secondary-color: #7000ff;
    --text-color: #e0e6ed;
    --accent-color: #ff0073;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow: hidden; /* Prevent scrolling during gameplay */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

#game-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

canvas {
    background: radial-gradient(circle at 50% 50%, #1a1f2b 0%, #0b0e14 100%);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
    width: 100%;
    height: 100%;
    image-rendering: crisp-edges;
    image-rendering: pixelated;
}

#ui-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 10px 20px rgba(0, 242, 255, 0.2);
}

.stats {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1.5rem;
    border-radius: 99px;
    font-weight: 500;
    color: var(--primary-color);
    letter-spacing: 1px;
}

#tutorial {
    align-self: flex-start;
    padding: 1.5rem;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    animation: fadeIn 1s ease-out;
}

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
}

.control-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.1rem;
}

.control-item span {
    padding: 0.2rem 0.8rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    min-width: 60px;
    text-align: center;
    font-weight: 700;
    color: var(--primary-color);
}

.control-item-hint {
    font-size: 0.9rem;
    opacity: 0.7;
    margin-top: 0.5rem;
    border-top: 1px solid var(--glass-border);
    padding-top: 0.5rem;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

#editor-toolbar {
    pointer-events: auto;
    align-self: flex-center;
    padding: 1rem 2rem;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    width: auto;
    min-width: 600px;
}

.toolbar-title {
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 2px;
    font-size: 0.9rem;
    text-align: center;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 0.5rem;
}

.palette {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.tool-btn, .action-btn {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-color);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.tool-btn:hover, .action-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
}

.tool-btn.active {
    background: var(--primary-color);
    color: var(--bg-color);
    font-weight: 700;
}

.editor-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 5px;
}

.action-btn {
    background: var(--secondary-color);
    color: white;
    font-weight: 700;
}

.editor-hint {
    font-size: 0.8rem;
    opacity: 0.6;
}

.hidden {
    display: none !important;
}

/* Enable pointer events for specific UI containers */
#tutorial, .stats, #editor-toolbar {
    pointer-events: auto;
}

.options-panel {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    padding: 1rem;
    border-radius: 12px;
    width: 100%;
}

input[type=range] {
    -webkit-appearance: none;
    background: transparent;
}
input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 16px;
    width: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    margin-top: -6px;
}
input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 4px;
    cursor: pointer;
    background: var(--glass-border);
    border-radius: 2px;
}