/* CSS variables for theme token system */
:root {
    --bg-base: #0b0f19;
    --bg-surface: rgba(17, 24, 39, 0.7);
    --bg-surface-solid: #111827;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.15);
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    
    --success-color: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    
    --warning-color: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    
    --danger-color: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-premium: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Light Theme Variables */
.light-theme {
    --bg-base: #f8fafc;
    --bg-surface: rgba(255, 255, 255, 0.8);
    --bg-surface-solid: #ffffff;
    --border-color: rgba(0, 0, 0, 0.06);
    --border-hover: rgba(0, 0, 0, 0.12);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --primary-glow: rgba(79, 70, 229, 0.1);
    --primary-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    
    --success-color: #059669;
    --success-bg: rgba(5, 150, 105, 0.08);
    
    --shadow-premium: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
}

/* General Resets & Layout */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.app-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    gap: 24px;
}

/* Header Design */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-premium);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand h1 {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-icon {
    font-size: 24px;
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    background: var(--primary-glow);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    margin-left: 8px;
}

.success-badge {
    background: var(--success-bg);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

/* Main Workspace */
.workspace {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Cards & Shell containers */
.card {
    background: var(--bg-surface);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.card-header h2 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
}

/* Upload Interface */
.upload-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 48px 24px;
    text-align: center;
}

.drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 48px 24px;
    position: relative;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.01);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 250px;
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: var(--primary-color);
    background: var(--primary-glow);
    transform: translateY(-2px);
}

.file-input {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    top: 0;
    left: 0;
}

.upload-icon {
    font-size: 48px;
    margin-bottom: 16px;
    display: inline-block;
    transition: transform 0.3s ease;
}

.drop-zone:hover .upload-icon {
    transform: scale(1.1) rotate(5deg);
}

.drop-zone h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    margin-bottom: 8px;
}

.drop-zone p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 12px;
}

.file-types {
    font-size: 12px;
    color: var(--text-muted);
}

.file-info {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-surface-solid);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    border-radius: var(--radius-lg);
    font-weight: 500;
}

.file-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 80%;
    font-size: 14px;
}

.remove-file-btn {
    background: var(--danger-bg);
    color: var(--danger-color);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.remove-file-btn:hover {
    background: var(--danger-color);
    color: white;
}

/* Editor Workspace Workspace */
.editor-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 24px;
}

.left-panel, .right-panel {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Custom Video Player Style */
.player-card {
    padding: 12px;
    background: #000000;
    overflow: hidden;
}

.video-wrapper {
    position: relative;
    width: 100%;
    background: #000;
    border-radius: var(--radius-md);
    aspect-ratio: 16 / 9;
}

#video-player {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
}

/* Custom Overlay Subtitle Render */
.subtitle-overlay {
    position: absolute;
    bottom: 45px;
    left: 50%;
    transform: translateX(-50%);
    width: 85%;
    text-align: center;
    pointer-events: none;
    z-index: 10;
}

#subtitle-text {
    background: rgba(0, 0, 0, 0.75);
    color: #ffffff;
    padding: 6px 16px;
    border-radius: 6px;
    font-size: 20px;
    font-weight: 500;
    line-height: 1.4;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
    display: inline-block;
    max-width: 100%;
    word-wrap: break-word;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.player-controls-hint {
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    padding: 8px 0 0 0;
}

.kbd {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 11px;
}

/* Control adjustments elements */
.control-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.control-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.control-label-row label {
    font-weight: 600;
    font-size: 14px;
}

.value-display {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
}

/* Range Input Slider Customize */
.slider-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.slider-bound {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: bold;
}

#offset-slider {
    flex-grow: 1;
    -webkit-appearance: none;
    height: 6px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
}

#offset-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
    transition: transform 0.1s;
}

#offset-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Precision Row */
.precision-row {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-top: 8px;
}

.ms-input-container {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0 12px;
    width: 120px;
}

.ms-input-container input {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 8px 0;
    outline: none;
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    text-align: right;
}

.ms-input-container .unit {
    color: var(--text-muted);
    font-size: 12px;
    margin-left: 4px;
    font-weight: bold;
}

.quick-nudge-buttons {
    display: flex;
    gap: 8px;
    flex-grow: 1;
}

/* Interactive elements buttons style */
.btn {
    border: none;
    padding: 8px 16px;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
}

.btn-warning {
    background: var(--warning-bg);
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
}

.btn-warning:hover {
    background: var(--warning-color);
    color: white;
}

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

.btn-success:hover {
    background: #059669;
}

.btn-large {
    padding: 14px 28px;
    font-size: 16px;
    border-radius: var(--radius-md);
    width: 100%;
}

.action-bar-row {
    display: flex;
    justify-content: stretch;
    margin-top: 4px;
}

.action-bar-row button {
    width: 100%;
    padding: 12px;
}

/* Collapsible Box (Drift Fix) */
.toggle-header {
    cursor: pointer;
    user-select: none;
}

.toggle-icon {
    font-size: 12px;
    transition: transform 0.3s;
    color: var(--text-secondary);
}

.toggle-header:hover .toggle-icon {
    color: var(--primary-color);
}

.rotate-180 {
    transform: rotate(180deg);
}

.collapsible-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.help-text {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.anchor-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.anchor-point {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.anchor-point h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.field label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
}

.field input, .field select {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 8px 12px;
    font-size: 13px;
    outline: none;
}

.field input:focus, .field select:focus {
    border-color: var(--primary-color);
}

.input-with-button {
    display: flex;
    gap: 8px;
}

.input-with-button input {
    flex-grow: 1;
}

.calibration-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.btn-danger-outline {
    background: transparent;
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.btn-danger-outline:hover {
    background: var(--danger-color);
    color: white;
}

/* Subtitle registry layout container */
.export-card {
    background: var(--bg-surface-solid);
}

.export-controls {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 16px;
    align-items: flex-end;
}

.list-card {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-height: 400px;
    max-height: 600px;
    padding: 0;
}

.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.list-header h2 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
}

.search-box input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 6px 16px;
    color: var(--text-primary);
    font-size: 12px;
    outline: none;
    width: 180px;
}

.search-box input:focus {
    border-color: var(--primary-color);
    width: 220px;
}

.cues-container {
    flex-grow: 1;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Ensure mouse wheel works properly on the list */
.cues-container * {
    scrollbar-width: thin;
}

/* Custom Scrollbar */
.cues-container::-webkit-scrollbar {
    width: 6px;
}

.cues-container::-webkit-scrollbar-track {
    background: transparent;
}

.cues-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

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

/* Cue registry rows styles */
.cue-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.01);
}

.cue-row:hover {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--border-color);
}

.cue-row.active {
    background: var(--primary-glow);
    border-color: var(--primary-color);
}

.cue-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
}

.cue-index {
    background: rgba(255, 255, 255, 0.05);
    padding: 1px 6px;
    border-radius: 4px;
}

.cue-row.active .cue-index {
    background: var(--primary-color);
    color: white;
}

.cue-time {
    font-family: var(--font-heading);
}

.cue-text-area {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 13px;
    resize: none;
    outline: none;
    overflow: hidden;
    line-height: 1.4;
    padding: 2px 0;
}

.cue-text-area:focus {
    border-bottom: 1px solid var(--primary-color);
    background: rgba(255, 255, 255, 0.02);
}

.placeholder-text {
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    padding: 48px 0;
    width: 100%;
}

.hidden {
    display: none !important;
}

/* Toast Messages */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-surface-solid);
    color: var(--text-primary);
    border: 1px solid var(--primary-color);
    border-radius: var(--radius-md);
    padding: 12px 24px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    z-index: 999;
    font-weight: 600;
    font-size: 14px;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.toast.hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

/* Theme icon transitions */
.icon-btn {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Footer layout */
.app-footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.footer-sep {
    color: var(--border-color);
    font-size: 12px;
}

/* Light theme overrides */
.light-theme .app-header,
.light-theme .card {
    background: var(--bg-surface);
    border-color: var(--border-color);
}

.light-theme .drop-zone {
    background: rgba(0, 0, 0, 0.01);
}

.light-theme .ms-input-container {
    background: rgba(0, 0, 0, 0.02);
}

.light-theme .btn-secondary {
    background: rgba(0, 0, 0, 0.02);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .editor-grid {
        grid-template-columns: 1fr;
    }
    
    .list-card {
        min-height: 350px;
        max-height: 450px;
    }
}

@media (max-width: 768px) {
    .upload-grid {
        grid-template-columns: 1fr;
        padding: 24px 12px;
    }
    
    .anchor-grid {
        grid-template-columns: 1fr;
    }
    
    .export-controls {
        grid-template-columns: 1fr;
    }
    
    .precision-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .ms-input-container {
        width: 100%;
    }
}

/* === Current Cue Panel === */
.current-cue-card {
    padding: 16px 20px;
    background: var(--bg-surface-solid);
    border-left: 3px solid var(--primary-color);
}

.current-cue-panel {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.cue-info-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.cue-indicator-dot {
    font-size: 14px;
    color: var(--text-muted);
    transition: color 0.15s ease;
}

.cue-indicator-dot.active {
    color: var(--success-color);
    text-shadow: 0 0 8px rgba(16, 185, 129, 0.5);
}

.cue-indicator-dot.inactive {
    color: var(--text-muted);
}

.cue-label {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.cue-number-badge {
    margin-left: auto;
    font-size: 12px;
    font-weight: 700;
    background: var(--primary-glow);
    color: var(--primary-color);
    padding: 2px 10px;
    border-radius: 20px;
    font-family: var(--font-heading);
}

.cue-times-row {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
}

.cue-time-label {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 10px;
    text-transform: uppercase;
}

.cue-time-value {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
}

.cue-time-sep {
    color: var(--text-muted);
    font-size: 14px;
    margin: 0 4px;
}

.cue-text-display {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.5;
    min-height: 40px;
    word-wrap: break-word;
}

.cue-text-display .placeholder-txt {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 13px;
}

/* Live Status Bar */
.live-status-bar {
    display: flex;
    gap: 20px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 12px;
}

.status-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.status-label {
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.status-value {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.status-indicator {
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.status-indicator .dot-active {
    color: var(--success-color);
    font-size: 16px;
}

.status-indicator .dot-inactive {
    color: var(--text-muted);
    font-size: 16px;
}

.status-indicator.active-cue {
    color: var(--success-color);
}

.status-indicator.no-cue {
    color: var(--text-muted);
}

/* Quick Nudge Buttons responsive */
.quick-nudge-buttons {
    flex-wrap: wrap;
}

/* === Hero Section (before upload) === */
.hero-section {
    text-align: center;
    padding: 48px 24px 24px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 44px;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.hero-sub {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 20px;
    line-height: 1.6;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-badge {
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    background: var(--primary-glow);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 20px;
    color: var(--primary-color);
}

.hero-steps {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    max-width: 450px;
    margin: 0 auto;
}

.hero-step {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 24px;
    width: 100%;
}

.step-num {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    min-width: 36px;
    text-align: center;
}

.step-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: left;
}

.step-content strong {
    font-size: 15px;
    font-weight: 600;
}

.step-content span {
    font-size: 12px;
    color: var(--text-muted);
}

.step-arrow {
    color: var(--primary-color);
    font-size: 16px;
    opacity: 0.6;
}

/* === Quick Guide (inside editor) === */
.quick-guide-card {
    padding: 14px 20px;
    background: var(--primary-glow);
    border: 1px solid rgba(99, 102, 241, 0.15);
}

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

.guide-icon {
    font-size: 18px;
}

.guide-title {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
}

.guide-steps {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.guide-step {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    line-height: 1.4;
}

.guide-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}

/* === Problem Cards === */
.problem-cards {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.problem-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.problem-card:hover {
    border-color: var(--primary-color);
    background: var(--primary-glow);
    transform: translateX(4px);
}

.problem-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.problem-text {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.problem-text strong {
    font-size: 14px;
    font-weight: 600;
}

.problem-text span {
    font-size: 12px;
    color: var(--text-muted);
}

.problem-hint {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
    white-space: nowrap;
}

/* === Current Cue Status === */
.cue-status-row {
    margin-top: 4px;
}

.cue-status-badge {
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.cue-status-badge .status-visible {
    color: var(--success-color);
}

.cue-status-badge .status-hidden {
    color: var(--danger-color);
}

.cue-status-badge .status-waiting {
    color: var(--text-muted);
}

/* Giant SYNC Button */
.btn-giant {
    padding: 18px 32px;
    font-size: 20px;
    font-weight: 700;
    width: 100%;
    border-radius: var(--radius-md);
    letter-spacing: 0.5px;
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.btn-giant:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(99, 102, 241, 0.45);
}

.sync-hint {
    text-align: center;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* === Subtitle Appearance (Font Size Controls) === */
.subtitle-appearance {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 0 4px;
}

.appearance-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-right: 4px;
}

.font-size-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-surface);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-body);
    transition: all 0.2s;
}

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

.font-size-btn.active {
    border-color: var(--primary-color);
    background: var(--primary-glow);
    color: var(--primary-color);
}

.font-size-btn[data-size="small"] { font-size: 12px; font-weight: 500; }
.font-size-btn[data-size="medium"] { font-size: 15px; font-weight: 600; }
.font-size-btn[data-size="large"] { font-size: 19px; font-weight: 700; }

/* === Global Drop Overlay === */
.global-drop-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(11, 15, 25, 0.92);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.global-drop-overlay.visible {
    opacity: 1;
    pointer-events: all;
}

.drop-overlay-content {
    text-align: center;
    padding: 48px;
    border: 2px dashed var(--primary-color);
    border-radius: var(--radius-lg);
    background: var(--bg-surface);
    max-width: 480px;
}

.drop-overlay-icon {
    font-size: 56px;
    display: block;
    margin-bottom: 16px;
}

.drop-overlay-content h2 {
    font-family: var(--font-heading);
    font-size: 24px;
    color: var(--text-primary);
    margin: 0 0 8px;
}

.drop-overlay-content p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

/* === Ad Banner Placeholder === */
.ad-banner-placeholder {
    max-width: 1100px;
    margin: 24px auto;
    padding: 0 16px;
}

.ad-placeholder-content {
    background: var(--bg-surface);
    border: 1px dashed var(--border-hover);
    border-radius: var(--radius-md);
    padding: 20px 32px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 60px;
}

.ad-placeholder-content span {
    font-size: 24px;
}

.ad-placeholder-content p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

/* === SEO Content Section === */
.seo-content-section {
    max-width: 800px;
    margin: 40px auto;
    padding: 32px 24px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.seo-content-section h2 {
    font-family: var(--font-heading);
    font-size: 22px;
    color: var(--text-primary);
    margin: 0 0 20px;
}

.seo-content-section h3 {
    font-family: var(--font-heading);
    font-size: 17px;
    color: var(--text-primary);
    margin: 24px 0 10px;
}

.seo-content-section p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin: 0 0 14px;
}

.seo-content-section ol {
    padding-left: 20px;
    margin: 0 0 14px;
}

.seo-content-section ol li {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 6px;
}