@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono:wght@400&display=swap');

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

body {
    background: #000;
    color: #00ff00;
    font-family: 'Share Tech Mono', monospace;
    font-size: 14px;
    line-height: 1.4;
    overflow: hidden;
    position: relative;
}

/* CRT Effect */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(
            transparent 50%, 
            rgba(0, 255, 0, 0.03) 50%
        );
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 1000;
}

/* Scanlines animation */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        0deg,
        transparent,
        rgba(0, 255, 0, 0.02),
        transparent
    );
    animation: scanlines 0.1s linear infinite;
    pointer-events: none;
    z-index: 999;
}

@keyframes scanlines {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100vh); }
}

/* Screen flicker */
@keyframes flicker {
    0% { opacity: 1; }
    98% { opacity: 1; }
    99% { opacity: 0.98; }
    100% { opacity: 1; }
}

.container {
    height: 100vh;
    padding: 20px;
    background: radial-gradient(ellipse at center, #001100 0%, #000 70%);
    animation: flicker 5s linear infinite;
    display: flex;
    flex-direction: column;
}

.header {
    border: 2px solid #00ff00;
    padding: 10px;
    margin-bottom: 20px;
    text-align: center;
    background: rgba(0, 255, 0, 0.1);
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.3);
}

.title {
    font-size: 24px;
    font-weight: bold;
    text-shadow: 0 0 10px #00ff00;
    margin-bottom: 5px;
}

.subtitle {
    font-size: 12px;
    color: #00cc00;
}

.main-content {
    flex: 1;
    display: flex;
    gap: 20px;
    min-height: 0;
}

.file-browser {
    flex: 1;
    border: 1px solid #00ff00;
    padding: 10px;
    background: rgba(0, 255, 0, 0.05);
}

.file-browser h3 {
    margin-bottom: 10px;
    text-decoration: underline;
    color: #00ffff;
}

.file-list {
    height: 300px;
    overflow-y: auto;
    border: 1px solid #00aa00;
    background: #000;
    padding: 5px;
}

.file-item {
    padding: 3px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all 0.1s;
    font-size: 12px;
}

.file-item:hover {
    background: rgba(0, 255, 0, 0.1);
    border-left-color: #00ff00;
}

.file-item.selected {
    background: rgba(0, 255, 0, 0.2);
    border-left-color: #00ffff;
}

.file-item.playing {
    background: rgba(0, 255, 255, 0.2);
    border-left-color: #ffff00;
    animation: pulse 1s ease-in-out infinite alternate;
}

@keyframes pulse {
    from { background: rgba(0, 255, 255, 0.2); }
    to { background: rgba(255, 255, 0, 0.2); }
}

.player-controls {
    flex: 1;
    border: 1px solid #00ff00;
    padding: 10px;
    background: rgba(0, 255, 0, 0.05);
    display: flex;
    flex-direction: column;
}

.now-playing {
    margin-bottom: 20px;
    min-height: 100px;
    border: 1px solid #00aa00;
    padding: 10px;
    background: #000;
}

.track-info {
    color: #00ffff;
    margin-bottom: 10px;
}

.progress-container {
    margin: 10px 0;
}

.progress-bar {
    width: 100%;
    height: 20px;
    background: #000;
    border: 1px solid #00aa00;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #00ff00, #00aa00);
    width: 0%;
    transition: width 0.1s linear;
}

.time-display {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    margin-top: 5px;
}

.controls {
    display: flex;
    gap: 10px;
    margin: 20px 0;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 8px 16px;
    background: #000;
    border: 2px solid #00ff00;
    color: #00ff00;
    cursor: pointer;
    font-family: inherit;
    font-size: 12px;
    transition: all 0.1s;
    text-transform: uppercase;
}

.btn:hover {
    background: rgba(0, 255, 0, 0.1);
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

.btn:active {
    background: rgba(0, 255, 0, 0.2);
}

.btn:disabled {
    border-color: #004400;
    color: #004400;
    cursor: not-allowed;
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 10px 0;
}

.volume-slider {
    flex: 1;
    height: 20px;
    background: #000;
    border: 1px solid #00aa00;
    position: relative;
    cursor: pointer;
}

.volume-fill {
    height: 100%;
    background: #00ff00;
    width: 50%;
}

.system-info {
    border: 1px solid #00ff00;
    padding: 10px;
    margin-top: 20px;
    background: rgba(0, 255, 0, 0.05);
    font-size: 11px;
}

.system-info h4 {
    margin-bottom: 5px;
    color: #00ffff;
}

.upload-area {
    border: 2px dashed #00aa00;
    padding: 20px;
    text-align: center;
    margin: 10px 0;
    cursor: pointer;
    transition: all 0.2s;
}

.upload-area:hover {
    border-color: #00ff00;
    background: rgba(0, 255, 0, 0.05);
}

.upload-area.dragover {
    border-color: #00ffff;
    background: rgba(0, 255, 255, 0.1);
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #004400;
    border-radius: 50%;
    border-top-color: #00ff00;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.error {
    color: #ff4444;
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid #ff4444;
    padding: 10px;
    margin: 10px 0;
}

/* Responsive design */
@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
    }
    
    .file-list {
        height: 200px;
    }
    
    .controls {
        gap: 5px;
    }
    
    .btn {
        padding: 6px 12px;
        font-size: 11px;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #000;
}

::-webkit-scrollbar-thumb {
    background: #00aa00;
    border: 1px solid #00ff00;
}

::-webkit-scrollbar-thumb:hover {
    background: #00ff00;
}
