/**
 * Settings Panel Styles
 * Matches app theme with dynamic colors
 */

#settings-panel-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
}

#settings-panel-container.open {
    display: flex;
}

.settings-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
}

.settings-modal {
    position: relative;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    background: var(--panel-bg, #0a0a12);
    border: 1px solid var(--blue-dim, #0055aa);
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(0, 136, 255, 0.3);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: rgba(0, 136, 255, 0.1);
    border-bottom: 1px solid var(--blue-dim, #0055aa);
}

.settings-header h2 {
    color: var(--cyan, #00ffff);
    font-size: 18px;
    margin: 0;
    font-family: 'Courier New', monospace;
}

.settings-close {
    background: none;
    border: none;
    color: var(--blue, #0088ff);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.settings-close:hover {
    color: var(--cyan, #00ffff);
}

.settings-content {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

/* Settings Sections */
.settings-section {
    margin-bottom: 20px;
}

.settings-section h3 {
    color: var(--blue, #0088ff);
    font-size: 14px;
    margin: 0 0 12px 0;
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.settings-section h3:hover {
    color: var(--cyan, #00ffff);
}

.section-arrow {
    font-size: 10px;
    transition: transform 0.2s;
}

.settings-section:not(.open) .section-content {
    display: none;
}

.settings-section:not(.open) .section-arrow {
    transform: rotate(-90deg);
}

.section-content {
    padding-left: 18px;
}

/* Theme Presets */
.theme-presets label,
.theme-custom label,
.face-modes label {
    display: block;
    color: #888;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.preset-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 20px;
}

.preset-btn {
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    color: #fff;
    font-size: 12px;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.preset-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Color Pickers */
.color-pickers {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
}

.color-picker-group {
    flex: 1;
}

.color-picker-group label {
    margin-bottom: 6px;
}

.color-picker-group input[type="color"] {
    width: 100%;
    height: 40px;
    border: 1px solid var(--blue-dim, #0055aa);
    border-radius: 6px;
    cursor: pointer;
    background: transparent;
    padding: 2px;
}

.color-picker-group input[type="color"]:hover {
    border-color: var(--cyan, #00ffff);
}

.reset-btn {
    width: 100%;
    padding: 10px;
    background: transparent;
    border: 1px solid var(--blue-dim, #0055aa);
    border-radius: 6px;
    color: var(--blue, #0088ff);
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    transition: all 0.15s;
}

.reset-btn:hover {
    border-color: var(--cyan, #00ffff);
    color: var(--cyan, #00ffff);
}

/* Face Modes */
.mode-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mode-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 16px;
    background: rgba(0, 136, 255, 0.05);
    border: 1px solid var(--blue-dim, #0055aa);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s;
}

.mode-btn:hover {
    background: rgba(0, 136, 255, 0.1);
    border-color: var(--blue, #0088ff);
}

.mode-btn.active {
    background: rgba(0, 136, 255, 0.15);
    border-color: var(--cyan, #00ffff);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.2);
}

.mode-name {
    color: #fff;
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 4px;
}

.mode-desc {
    color: #888;
    font-size: 11px;
}

/* ── Face Picker Gallery ─────────────────────────────────────────────────── */

.face-picker-loading {
    color: #555;
    font-size: 12px;
    padding: 12px 0;
    font-family: 'Courier New', monospace;
}

.face-picker-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.face-card {
    position: relative;
    background: rgba(0, 136, 255, 0.04);
    border: 1px solid var(--blue-dim, #0055aa);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
    outline: none;
}

.face-card:hover {
    border-color: var(--blue, #0088ff);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 136, 255, 0.2);
}

.face-card:focus-visible {
    border-color: var(--cyan, #00ffff);
    box-shadow: 0 0 0 2px rgba(0, 255, 255, 0.3);
}

.face-card--active {
    border-color: var(--cyan, #00ffff);
    box-shadow: 0 0 12px rgba(0, 255, 255, 0.25);
    background: rgba(0, 255, 255, 0.06);
}

.face-card-media {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 2;
    background: #060610;
    overflow: hidden;
}

.face-card-preview {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.face-card-preview--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a18, #0d1a2e);
    color: var(--blue, #0088ff);
    font-size: 28px;
    font-family: 'Courier New', monospace;
    font-weight: bold;
}

.face-card-active-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    background: var(--cyan, #00ffff);
    color: #000;
    font-size: 9px;
    font-weight: bold;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
}

.face-card-info {
    padding: 10px 10px 8px;
}

.face-card-name {
    color: #fff;
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 3px;
}

.face-card-desc {
    color: #777;
    font-size: 10px;
    line-height: 1.4;
    margin-bottom: 6px;
}

.face-card-moods {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    margin-bottom: 5px;
}

.face-mood-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--blue-dim, #0055aa);
    display: inline-block;
    cursor: default;
}

.face-card--active .face-mood-dot {
    background: var(--cyan, #00ffff);
    opacity: 0.6;
}

.face-card-features {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.face-feature-tag {
    font-size: 9px;
    color: #555;
    border: 1px solid #222;
    border-radius: 3px;
    padding: 1px 5px;
    font-family: 'Courier New', monospace;
}

.face-card--active .face-feature-tag {
    color: #008866;
    border-color: #005533;
}

/* =========================================================================
   TTS Voice Preview  (P4-T5)
   ========================================================================= */

.tts-preview-hint {
    font-size: 11px;
    color: #888;
    margin: 0 0 10px;
}

.tts-preview-loading,
.tts-preview-error,
.tts-preview-empty {
    font-size: 12px;
    color: #888;
    padding: 10px 0;
}

.tts-preview-error {
    color: #e05555;
}

.tts-voice-preview {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tts-provider-section {
    border: 1px solid #1a1a1a;
    border-radius: 6px;
    padding: 10px 12px;
    background: #0d0d0d;
}

.tts-provider-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.tts-provider-name {
    font-size: 12px;
    font-weight: 600;
    color: #ccc;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tts-provider-badge {
    font-size: 9px;
    padding: 1px 5px;
    border-radius: 3px;
    background: #003322;
    color: #00bb77;
    border: 1px solid #005533;
    font-family: 'Courier New', monospace;
}

.tts-provider-meta {
    font-size: 10px;
    color: #555;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tts-voice-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tts-voice-card {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 10px;
    background: #141414;
    border: 1px solid #2a2a2a;
    border-radius: 5px;
    cursor: pointer;
    color: #bbb;
    font-size: 12px;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    user-select: none;
}

.tts-voice-card:hover {
    background: #1c1c1c;
    border-color: #444;
    color: #eee;
}

.tts-voice-play-icon {
    font-size: 10px;
    color: #555;
    transition: color 0.15s;
}

.tts-voice-card:hover .tts-voice-play-icon {
    color: #0088ff;
}

.tts-voice-card--loading {
    border-color: #005599;
    background: #0a1822;
    color: #88bbee;
    cursor: wait;
    animation: tts-pulse 1s ease-in-out infinite;
}

.tts-voice-card--loading .tts-voice-play-icon::after {
    content: '\2026';  /* ellipsis */
}

.tts-voice-card--playing {
    border-color: #0088ff;
    background: #001833;
    color: #66aaff;
}

.tts-voice-card--playing .tts-voice-play-icon {
    color: #0088ff;
    content: '\25A0';  /* stop square */
}

.tts-voice-card--error {
    border-color: #883333;
    background: #1a0808;
    color: #e07777;
}

@keyframes tts-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.55; }
}