/* Lyric-Auto Web Editor Styles */

:root {
    /* Colors - Dark Theme */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-elevated: #222230;
    
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;
    
    --accent-primary: #6366f1;
    --accent-secondary: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.3);
    
    --success: #22c55e;
    --warning: #f59e0b;
    --error: #ef4444;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    
    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow: hidden;
}

/* App Layout */
.app {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.header-meta {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.track-title {
    font-weight: 600;
    font-size: 0.95rem;
}

.track-artist {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.header-actions {
    display: flex;
    gap: var(--space-sm);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-primary {
    background: var(--accent-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-secondary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-elevated);
    border-color: var(--border-hover);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.btn-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
}

/* Main Content */
.main-content {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    padding: var(--space-md);
    overflow: hidden;
}

/* Panels */
.panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-color);
}

.panel-header h2 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

/* Video Panel */
.video-container {
    flex: 1;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

#youtube-player {
    width: 100%;
    aspect-ratio: 16/9;
}

.video-time {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.time-bar {
    flex: 1;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
}

.time-progress {
    height: 100%;
    width: 0%;
    background: var(--accent-primary);
    transition: width 100ms linear;
}

/* Editor Panel */
.editor-container {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-sm);
}

.lyrics-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.lyrics-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: var(--text-muted);
    text-align: center;
}

.lyrics-line {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.lyrics-line:hover {
    background: var(--bg-tertiary);
}

.lyrics-line.active {
    background: var(--accent-glow);
    border-left: 3px solid var(--accent-primary);
}

.lyrics-timestamp {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.75rem;
    color: var(--accent-secondary);
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    min-width: 65px;
    text-align: center;
    cursor: pointer;
}

.lyrics-timestamp:hover {
    background: var(--bg-elevated);
}

.lyrics-text {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    resize: none;
    line-height: 1.5;
}

.lyrics-text:focus {
    outline: none;
}

.lyrics-delete {
    opacity: 0;
    color: var(--error);
    cursor: pointer;
    padding: 4px;
    transition: opacity var(--transition-fast);
}

.lyrics-line:hover .lyrics-delete {
    opacity: 1;
}

.editor-actions {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-top: 1px solid var(--border-color);
}

/* Footer */
.footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.footer-left,
.footer-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.trust-badge.trusted {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal[hidden] {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    min-width: 400px;
    max-width: 90vw;
}

.modal-content h3 {
    margin-bottom: var(--space-md);
}

.modal-body {
    margin-bottom: var(--space-lg);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
}

/* Progress Bar */
.progress-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    margin-top: var(--space-md);
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: var(--accent-primary);
    transition: width 200ms ease;
}

/* Inputs */
.input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
}

.input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.select-small {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.8rem;
    cursor: pointer;
}

/* Utilities */
.text-muted {
    color: var(--text-muted);
    font-size: 0.85rem;
}

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

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-elevated);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Responsive */
@media (max-width: 900px) {
    .main-content {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr 1fr;
    }
}