:root {
    --background-color: #0a0c10;
    --primary-glow: rgba(0, 245, 212, 0.7);
    --secondary-glow: rgba(255, 0, 84, 0.7);
    --text-color: #e0e0e0;
    --glass-bg: rgba(15, 23, 42, 0.5);
    --border-color: rgba(0, 245, 212, 0.2);
}

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

body {
    font-family: 'Fira Code', monospace;
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
    
}

/* GIF Background Styling */
#background-gif {
    position: fixed; right: 0; bottom: 0;
    width: 100%; height: 100%;
    z-index: -2; object-fit:cover ;
}

.video-overlay { /* Renamed from .video-overlay to match GIF usage, but functionally the same */
    position: fixed;
     top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(10, 12, 16, 0.7); /* Darker tint for readability */
    z-index: -1;
}

.container {
    background: var(--glass-bg);
    padding: 2rem 3rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.3), 0 0 15px var(--primary-glow);
    text-align: center;
    max-width: 500px;
    width: 90%;
    transform: scale(0.9);
}

header h1 {
    color: var(--primary-glow);
    text-shadow: 0 0 5px var(--primary-glow);
    margin-bottom: 0.25rem;
}

header p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 1.5rem;
    min-height: 1.2em; /* Prevents layout shift */
}

#visualizer {
    width: 100%;
    height: 80px;
    display: block;
    margin: 1.5rem 0;
}

/* Track List Styles */
.music-selection {
    margin-bottom: 2rem;
}
.music-selection h2 {
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 1rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    color: var(--primary-glow);
    text-shadow: 0 0 3px var(--primary-glow);
}

#track-list {
    list-style: none;
    max-height: 150px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem 0;
    margin-top: 1rem;
    background-color: rgba(0, 0, 0, 0.2);
    box-shadow: inset 0 0 5px rgba(0, 245, 212, 0.1);
}

#track-list::-webkit-scrollbar {
    width: 8px;
}
#track-list::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
}
#track-list::-webkit-scrollbar-thumb {
    background: var(--primary-glow);
    border-radius: 10px;
    box-shadow: 0 0 5px var(--primary-glow);
}

#track-list li {
    padding: 0.75rem 1rem;
    cursor: pointer;
    text-align: left;
    transition: background-color 0.2s, color 0.2s;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
#track-list li:last-child {
    border-bottom: none;
}

#track-list li:hover {
    background-color: rgba(0, 245, 212, 0.1);
    color: var(--primary-glow);
}

#track-list li.active {
    background-color: var(--primary-glow);
    color: var(--background-color);
    font-weight: bold;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
}


/* Music Player Controls */
.music-player {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.progress-container .time-stamps {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    opacity: 0.7;
}

.player-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem; /* Space between buttons */
}

.player-controls .control-btn {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--primary-glow);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    text-shadow: 0 0 5px var(--primary-glow);
    display: flex;
    justify-content: center;
    align-items: center;
}

.player-controls .control-btn.large-btn {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
}

.player-controls .control-btn.small-btn {
    width: 40px;
    height: 40px;
    font-size: 1rem;
}

.player-controls .control-btn:hover {
    background-color: var(--primary-glow);
    color: var(--background-color);
    box-shadow: 0 0 15px var(--primary-glow);
}

.volume-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0.8;
}

/* Custom Slider Styles (for progress and volume) */
.slider {
    -appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 5px;
    outline: none;
    transition: opacity .2s;
    cursor: pointer;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--primary-glow);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-glow);
}

.slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--primary-glow);
    border-radius: 50%;
    border: none;
    box-shadow: 0 0 10px var(--primary-glow);
}

/* === Themed Scrollbars === */

/* Chrome, Edge, Safari */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
    border-radius: 10px;
    box-shadow: inset 0 0 5px rgba(0, 245, 212, 0.1);
}

::-webkit-scrollbar-thumb {
    background: var(--background-color);
    border-radius: 10px;
    box-shadow: 0 0 10px var(--primary-glow);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0 0 15px var(--secondary-glow);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--background-color) rgba(0, 0, 0, 0.3);
}
/* Add this new rule to your existing style.css file */

.player-controls .control-btn.active {
    color: var(--secondary-glow);
    text-shadow: 0 0 8px var(--secondary-glow);
}

/* Make sure the player-controls gap is sufficient */
.player-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.2rem; /* Adjusted gap for the new button */
}