:root {
    --bg-color: #0f0f12;
    --text-color: #e0e0e0;
    --accent-color: #8f9fae;
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

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

body,
html {
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    overflow: hidden;
    transition: background-color 2s ease;
}

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

canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

#ui-overlay {
    position: relative;
    z-index: 10;
    text-align: center;
    width: 100%;
    max-width: 600px;
    padding: 2rem;
    pointer-events: none;
    /* Glassmorphism background for better readability */
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(5px);
    border-radius: 16px;
    transition: opacity 0.5s ease;
}

#ui-overlay>* {
    pointer-events: auto;
}

#time-display,
#big-clock {
    font-variant-numeric: tabular-nums;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

#time-display {
    font-size: 1.5rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

#phase-display {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    opacity: 0.6;
    margin-bottom: 2rem;
}

#status-display {
    font-size: 1.2rem;
    font-weight: 300;
    font-style: italic;
    margin-bottom: 2rem;
    min-height: 2rem;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.8);
}

button {
    background: transparent;
    border: 1px solid var(--accent-color);
    color: var(--text-color);
    padding: 0.8rem 2rem;
    font-family: inherit;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 4px;
}

button:hover {
    background: rgba(143, 159, 174, 0.2);
}

#donate-link {
    display: inline-block;
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.8rem;
    opacity: 0.4;
    transition: all 0.3s ease;
    padding-bottom: 2px;
    border-bottom: 1px dotted transparent;
}

#donate-link:hover {
    opacity: 1;
    border-bottom-color: var(--accent-color);
    transform: translateY(-2px);
}

.track-item {
    background: rgba(255, 255, 255, 0.05);
    border: none;
    color: var(--text-color);
    padding: 10px;
    text-align: left;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.track-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.track-item.active {
    background: rgba(143, 159, 174, 0.3);
    border-left: 3px solid var(--accent-color);
}

.track-name {
    font-size: 0.9rem;
}

.track-status {
    font-size: 0.7rem;
    opacity: 0.5;
}

.track-item.active .track-status {
    opacity: 1;
    color: #a0c0ff;
}

/* Scrollbar for playlist */
#playlist::-webkit-scrollbar {
    width: 4px;
}

#playlist::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}

.hidden {
    display: none !important;
}

#controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}