/* Main Styles for Karaoke Master Interface */
:root {
    --primary-color: #6a11cb;
    --primary-gradient: linear-gradient(to right, #6a11cb, #2575fc);
    --secondary-color: #2575fc;
    --dark-bg: #1a1a2e;
    --medium-bg: #242444;
    --light-bg: #2a2a5a;
    --text-light: #ffffff;
    --text-muted: #b3b3cc;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --border-radius: 6px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 20px;
}

.logo h1 {
    font-size: 28px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 5px;
}

.logo p {
    color: var(--text-muted);
    font-size: 14px;
}

.controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

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

.volume-control label {
    font-size: 14px;
    color: var(--text-muted);
}

.volume-control input[type="range"] {
    width: 100px;
}

/* Button Styles */
.btn {
    background-color: var(--medium-bg);
    color: var(--text-light);
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
}

.btn:hover {
    background-color: var(--light-bg);
}

.btn-primary {
    background: var(--primary-gradient);
}

.btn-primary:hover {
    opacity: 0.9;
}

.btn.small {
    padding: 4px 10px;
    font-size: 12px;
}

/* Main Layout */
main {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

/* Player Section */
.player-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.now-playing {
    background-color: var(--medium-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
}

.now-playing h2 {
    margin-bottom: 15px;
    font-size: 20px;
    color: var(--text-light);
}

.current-song {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.song-info h3 {
    font-size: 22px;
    margin-bottom: 5px;
}

.song-info p {
    color: var(--text-muted);
}

.player-controls {
    display: flex;
    gap: 10px;
}

.progress-bar {
    height: 6px;
    background-color: var(--light-bg);
    border-radius: 3px;
    margin-bottom: 15px;
    position: relative;
}

.progress {
    height: 100%;
    width: 35%;
    background: var(--primary-gradient);
    border-radius: 3px;
}

.time-current, .time-total {
    font-size: 12px;
    color: var(--text-muted);
    position: absolute;
    top: 10px;
}

.time-current {
    left: 0;
}

.time-total {
    right: 0;
}

.audio-controls {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

.key-control, .tempo-control {
    display: flex;
    align-items: center;
    gap: 10px;
}

.key-control span, .tempo-control span {
    font-size: 14px;
}

.vocal-control {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.vocal-control label {
    font-size: 14px;
    color: var(--text-muted);
}

/* Video Display */
.video-display {
    background-color: var(--medium-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.lyrics-display {
    text-align: center;
    width: 100%;
}

.lyrics-line {
    margin: 15px 0;
    font-size: 18px;
    transition: all 0.3s ease;
}

.lyrics-line.previous {
    color: var(--text-muted);
    opacity: 0.7;
}

.lyrics-line.current {
    font-size: 24px;
    color: var(--secondary-color);
    font-weight: bold;
}

.lyrics-line.next {
    color: var(--text-muted);
    opacity: 0.7;
}

/* Queue Section */
.queue-section {
    background-color: var(--medium-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
}

.queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.queue-header h2 {
    font-size: 20px;
}

.queue-controls {
    display: flex;
    gap: 10px;
}

.queue-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.queue-item {
    display: flex;
    align-items: center;
    background-color: var(--light-bg);
    border-radius: var(--border-radius);
    padding: 15px;
    transition: all 0.2s ease;
}

.queue-item:hover {
    background-color: rgba(42, 42, 90, 0.8);
}

.queue-item.current {
    border-left: 4px solid var(--secondary-color);
}

.queue-number {
    font-size: 18px;
    font-weight: bold;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--medium-bg);
    border-radius: 50%;
    margin-right: 15px;
}

.queue-info {
    flex: 1;
}

.queue-info h4 {
    font-size: 16px;
    margin-bottom: 5px;
}

.queue-info p {
    font-size: 14px;
    color: var(--text-muted);
}

.queue-actions {
    display: flex;
    gap: 10px;
}

/* Library Section */
.library-section {
    background-color: var(--medium-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
}

.search-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.search-bar input {
    flex: 1;
    padding: 10px 15px;
    border: none;
    border-radius: var(--border-radius);
    background-color: var(--light-bg);
    color: var(--text-light);
}

.search-bar input::placeholder {
    color: var(--text-muted);
}

.filter-options {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.filter-options select {
    padding: 8px 12px;
    border: none;
    border-radius: var(--border-radius);
    background-color: var(--light-bg);
    color: var(--text-light);
}

.song-list {
    overflow-x: auto;
}

.song-list table {
    width: 100%;
    border-collapse: collapse;
}

.song-list th, .song-list td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.song-list th {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: normal;
}

.song-list tr:hover {
    background-color: rgba(42, 42, 90, 0.5);
}

/* Cueing System */
.cue-system {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--medium-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.2);
    z-index: 100;
    padding: 20px;
}

.cue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.cue-header h2 {
    font-size: 20px;
    color: var(--secondary-color);
}

.cue-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

.next-up, .transition-settings, .cue-preview {
    background-color: var(--light-bg);
    border-radius: var(--border-radius);
    padding: 15px;
}

.next-up h3, .transition-settings h3, .cue-preview h3 {
    font-size: 16px;
    margin-bottom: 15px;
    color: var(--text-light);
}

.next-song {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cue-actions {
    display: flex;
    gap: 10px;
}

.transition-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.option {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.option label {
    font-size: 14px;
    color: var(--text-muted);
}

.option select, .option input[type="checkbox"] {
    background-color: var(--medium-bg);
    border: none;
    padding: 5px 10px;
    border-radius: var(--border-radius);
    color: var(--text-light);
}

.preview-player {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.preview-timeline {
    height: 30px;
    background-color: var(--medium-bg);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.timeline-current {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 70%;
    background-color: rgba(37, 117, 252, 0.3);
}

.timeline-next {
    position: absolute;
    left: 70%;
    top: 0;
    height: 100%;
    width: 30%;
    background-color: rgba(106, 17, 203, 0.3);
}

.timeline-marker {
    position: absolute;
    top: 0;
    height: 100%;
    width: 2px;
    background-color: var(--text-light);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 200;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    overflow: auto;
}

.modal-content {
    background-color: var(--medium-bg);
    margin: 10% auto;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    width: 500px;
    max-width: 90%;
    position: relative;
}

.close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-muted);
}

.close:hover {
    color: var(--text-light);
}

.modal h2 {
    margin-bottom: 20px;
    font-size: 22px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: none;
    border-radius: var(--border-radius);
    background-color: var(--light-bg);
    color: var(--text-light);
}

.form-group textarea {
    min-height: 80px;
    resize: vertical;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-top: 25px;
}

/* Responsive Adjustments */
@media (max-width: 1200px) {
    .player-section {
        grid-template-columns: 1fr;
    }
    
    .cue-content {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .controls {
        width: 100%;
        justify-content: space-between;
    }
    
    .queue-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .queue-number {
        margin-bottom: 10px;
    }
    
    .queue-info {
        margin-bottom: 10px;
    }
}