/* MediaSage Styles - Plexamp Aesthetic */

:root {
    /* Colors - Plexamp Dark Theme */
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --bg-tertiary: #2d2d2d;
    --bg-elevated: #2d2d2d;
    --bg-hover: #363636;
    --accent: #e5a00d;
    --accent-hover: #f0b020;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --border: #3a3a3a;
    --error: #e53935;
    --success: #43a047;
    --warning: #fb8c00;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Border Radius */
    --radius: 6px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* Typography - DM Sans per Plex brand guidelines */
    --font-family: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
}

/* App Container */
.app {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

/* Header */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: var(--spacing-lg);
}

.logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--accent);
}

.nav {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: var(--font-size-base);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.nav-btn.active {
    color: var(--accent);
    background: var(--bg-secondary);
}

/* Views */
.view {
    display: none;
}

.view.active {
    display: block;
}

/* Mode Tabs */
.mode-tabs {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.mode-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mode-tab:hover {
    background: var(--bg-tertiary);
}

.mode-tab.active {
    border-color: var(--accent);
    background: var(--bg-tertiary);
}

.mode-icon {
    font-size: var(--font-size-2xl);
}

.mode-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.mode-tab.active .mode-label {
    color: var(--accent);
}

/* Step Progress */
.step-progress {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
    padding: 0 var(--spacing-md);
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.step-number {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.step.active .step-number,
.step.completed .step-number {
    background: var(--accent);
    color: var(--bg-primary);
}

.step-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.step.active .step-label {
    color: var(--text-primary);
}

.step-connector {
    flex: 1;
    height: 2px;
    background: var(--bg-tertiary);
    margin: 0 var(--spacing-sm);
}

/* Step Panels */
.step-content {
    position: relative;
}

.step-panel {
    display: none;
    animation: fadeIn var(--transition-normal);
}

.step-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-panel h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.step-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.optional-label {
    color: var(--text-muted);
    font-weight: normal;
}

.env-warning {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(251, 140, 0, 0.1);
    border-left: 3px solid var(--warning);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.env-warning code {
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: monospace;
    color: var(--warning);
}

input[type="text"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

input[type="text"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

.prompt-textarea {
    min-height: 120px;
    margin-bottom: var(--spacing-md);
}

/* Search Container */
.search-container {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.search-input {
    flex: 1;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

.btn-primary:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
}

.llm-required-hint {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.llm-required-hint a {
    color: var(--accent);
    text-decoration: underline;
}

.llm-required-hint a:hover {
    color: var(--accent-hover);
}

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

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

/* Chip Container */
.chip-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid transparent;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chip:hover {
    background: var(--bg-hover);
}

.chip.selected {
    background: var(--accent);
    color: var(--bg-primary);
}

.chip-count {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.chip.selected .chip-count {
    color: var(--bg-primary);
    opacity: 0.8;
}

/* Track Count Selector */
.track-count-selector {
    display: flex;
    gap: var(--spacing-sm);
}

.count-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.count-btn.active {
    border-color: var(--accent);
    color: var(--accent);
}

/* Track Limit Selector */
.track-limit-selector {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.limit-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

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

.limit-btn.active {
    border-color: var(--accent);
    color: var(--accent);
}

.filter-hint {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.gemini-suggestion {
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
    color: var(--accent);
    font-style: italic;
}

/* Rating Selector */
.rating-selector {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.rating-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

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

.rating-btn.active {
    border-color: var(--accent);
    color: var(--accent);
}

/* Filter Preview */
.filter-preview {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.preview-stat {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

#preview-tracks {
    font-weight: 600;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.preview-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: var(--spacing-xs);
}

/* Filter Section */
.filter-section {
    margin-bottom: var(--spacing-lg);
}

.filter-section h3 {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* Checkbox */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

/* Search Results */
.search-results {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 300px;
    overflow-y: auto;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.search-result-item:hover {
    background: var(--bg-tertiary);
}

.track-art {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: var(--bg-tertiary);
}

.track-info {
    flex: 1;
    min-width: 0;
}

.track-title {
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-artist {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Selected Track */
.selected-track {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.selected-track .track-art {
    width: 64px;
    height: 64px;
}

/* Dimensions List */
.dimensions-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.dimension-card {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dimension-card:hover {
    background: var(--bg-tertiary);
}

.dimension-card.selected {
    border-color: var(--accent);
}

.dimension-label {
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.dimension-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Additional Notes */
.additional-notes {
    margin-bottom: var(--spacing-lg);
}

.additional-notes label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.notes-textarea {
    min-height: 60px;
}

/* Results */
.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.cost-display {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.playlist-name-container {
    margin-bottom: var(--spacing-lg);
}

.playlist-name-input {
    font-size: var(--font-size-lg);
    font-weight: 500;
}

.playlist-tracks {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: var(--spacing-lg);
}

.playlist-track {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.track-number {
    width: 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.track-remove {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.track-remove:hover {
    color: var(--error);
    background: rgba(229, 57, 53, 0.1);
}

.results-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* Settings */
.settings-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.settings-section h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    background: var(--text-muted);
}

.status-indicator.connected .status-dot {
    background: var(--success);
}

.status-indicator.error .status-dot {
    background: var(--error);
}

.status-indicator.error .status-text {
    color: var(--error);
}

.status-indicator.connected .status-text {
    color: var(--success);
}

/* Provider-specific settings */
.provider-settings {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.provider-settings.hidden {
    display: none;
}

/* Experimental feature warning */
.experimental-warning {
    background: #3d2a00;
    border: 1px solid #fb8c00;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 0.875rem;
    line-height: 1.4;
}

.experimental-warning strong {
    color: #fb8c00;
    display: block;
    margin-bottom: 4px;
}

.experimental-warning p {
    color: #a0a0a0;
    margin: 0;
}

.experimental-warning a,
.experimental-warning a:link,
.experimental-warning a:visited {
    color: #e5a00d !important;
    text-decoration: underline !important;
    text-decoration-color: #e5a00d !important;
    text-underline-offset: 2px;
}

.experimental-warning a:hover,
.experimental-warning a:active {
    color: #f0b020 !important;
    text-decoration-color: #f0b020 !important;
}

/* Context info display */
.context-info {
    display: inline-block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-left: var(--spacing-sm);
}

.form-group .context-info:first-of-type {
    margin-left: 0;
}

/* Inline field validation errors */
.field-error {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--error);
    margin-top: var(--spacing-xs);
}

/* Number input for context window */
input[type="number"] {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

input[type="number"]:focus {
    outline: none;
    border-color: var(--accent);
}

.settings-actions {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.library-stats {
    margin-top: var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.library-stats p {
    margin-bottom: var(--spacing-xs);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 26, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-overlay.hidden {
    display: none;
}

.loading-modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    min-width: 280px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--accent);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

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

.loading-substep {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    min-height: 1.5em;
    text-align: center;
    font-style: italic;
    margin-top: calc(-1 * var(--spacing-sm));
}

/* Success Modal */
.success-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 26, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn var(--transition-normal);
}

.success-modal.hidden {
    display: none;
}

.success-modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    max-width: 400px;
    width: 90%;
    animation: scaleIn var(--transition-normal);
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-lg);
    background: var(--success);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.success-icon::after {
    content: '';
    width: 20px;
    height: 32px;
    border: 4px solid var(--bg-primary);
    border-top: none;
    border-left: none;
    transform: rotate(45deg) translateY(-4px);
}

.success-modal-content h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.success-modal-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.success-modal-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.success-modal-actions .btn {
    width: 100%;
}

/* Open in Plex button */
.btn-plex {
    text-decoration: none;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    gap: var(--spacing-sm);
}
.btn-plex:hover {
    background: var(--bg-hover);
}
.btn-plex svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    z-index: 1000;
    animation: slideUp var(--transition-normal);
}

.toast.hidden {
    display: none;
}

.toast.error {
    background: var(--error);
    color: white;
}

.toast.success {
    background: var(--success);
    color: white;
}

.toast-close {
    background: transparent;
    border: none;
    color: inherit;
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

@keyframes slideUp {
    from { transform: translate(-50%, 100%); opacity: 0; }
    to { transform: translate(-50%, 0); opacity: 1; }
}

/* Footer */
.app-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
    border-top: 1px solid var(--border);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.footer-brand {
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-brand:hover {
    color: var(--accent);
}

.footer-separator {
    opacity: 0.5;
}

.footer-model {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

body.no-scroll {
    overflow: hidden;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--bg-hover);
    border-radius: var(--radius-md);
}

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

/* Responsive */
@media (max-width: 600px) {
    .mode-tabs {
        flex-direction: column;
    }

    .step-progress {
        padding: 0;
    }

    .step-label {
        display: none;
    }

    .results-actions {
        flex-direction: column;
    }

    .results-actions .btn {
        width: 100%;
    }
}