/* =====================================================
   Grid Pro — Contact Sheet Generator
   Visual Style: Dark mode, professional photographer tool
   ===================================================== */

/* CSS Variables */
:root {
    --toolbar-height: 48px;
    --sidebar-width: 300px;
    --thumbnail-strip-height: 80px;
    
    /* Colors - Dark Theme */
    --color-bg-dark: #0a0a0a;
    --color-sidebar: #111111;
    --color-canvas-area: #1a1a1a;
    --color-input-bg: #1a1a1a;
    --color-input-border: #2a2a2a;
    --color-text: #e5e5e5;
    --color-text-muted: #666666;
    --color-section-header: #666666;
    --color-divider: #222222;
    --color-accent: #03a9f4;
    --color-accent-hover: #0288d1;
    --color-pro: #f59e0b;
    --color-pro-hover: #d97706;
    --color-white: #ffffff;
    --color-error: #ff4444;
    --color-success: #44bb44;
    
    /* Typography */
    --font-ui: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    
    /* Shadows */
    --shadow-canvas: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-popup: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-modal: 0 16px 48px rgba(0, 0, 0, 0.4);
}

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

/* Base */
html, body {
    height: 100%;
    font-family: var(--font-ui);
    font-size: 14px;
    color: var(--color-text);
    background: var(--color-sidebar);
    overflow: hidden;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* =====================================================
   TOP BAR
   ===================================================== */
.top-bar {
    height: var(--toolbar-height);
    background: var(--color-bg-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    flex-shrink: 0;
    border-bottom: 1px solid var(--color-divider);
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
    position: relative;
    z-index: 100;
}

.top-bar-left {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.brand {
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 1px;
    color: var(--color-white);
}

.top-bar-center {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.top-bar-center .toolbar-btn {
    background: none;
    border: 1px solid var(--color-divider);
    border-radius: 4px;
    padding: var(--spacing-xs) var(--spacing-sm);
    cursor: pointer;
    font-size: 14px;
    color: var(--color-text-muted);
    transition: all 0.15s ease;
}

.top-bar-center .toolbar-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.top-bar-center .toolbar-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

#page-indicator {
    font-size: 13px;
    color: var(--color-text-muted);
    min-width: 100px;
    text-align: center;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

/* Pro Button */
.pro-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.pro-btn.locked:hover {
    background: rgba(245, 158, 11, 0.1);
}

.pro-btn.unlocked {
    background: var(--color-pro);
    border: none;
    color: #000;
}

.pro-btn.unlocked:hover {
    background: var(--color-pro-hover);
}

.pro-btn-icon {
    font-size: 12px;
}

/* Export Dropdown */
.export-dropdown {
    position: relative;
}

.export-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 8px 16px;
    background: var(--color-accent);
    border: none;
    border-radius: 4px;
    color: var(--color-white);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s ease;
}

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

.dropdown-arrow {
    font-size: 10px;
    margin-left: 4px;
}

.export-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    background: var(--color-sidebar);
    border: 1px solid var(--color-divider);
    border-radius: 6px;
    box-shadow: var(--shadow-popup);
    min-width: 150px;
    z-index: 100;
    overflow: hidden;
}

.export-menu.hidden {
    display: none;
}

.export-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: 10px 16px;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 13px;
    cursor: pointer;
    text-align: left;
    transition: background 0.15s ease;
}

.export-option:hover {
    background: rgba(255, 255, 255, 0.05);
}

.export-option.pro-only {
    color: var(--color-text-muted);
    cursor: not-allowed;
}

.export-option.pro-only.unlocked {
    color: var(--color-text);
    cursor: pointer;
}

.export-option.pro-only:hover {
    background: rgba(255, 255, 255, 0.05);
}

.lock-icon {
    font-size: 12px;
    margin-right: 4px;
}

.export-divider {
    height: 1px;
    background: var(--color-divider);
    margin: 4px 0;
}

/* =====================================================
   MAIN CONTENT LAYOUT
   ===================================================== */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* =====================================================
   SIDEBAR
   ===================================================== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--color-sidebar);
    border-right: 1px solid var(--color-divider);
    overflow-y: auto;
    overflow-x: hidden;
    flex-shrink: 0;
}

.panel-section {
    border-bottom: 1px solid var(--color-divider);
}

.section-header {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-section-header);
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    user-select: none;
    background: transparent;
    transition: background 0.15s ease;
}

.section-header:hover {
    background: rgba(255, 255, 255, 0.03);
}

.section-header::after {
    content: '\25BC';
    font-size: 10px;
    transition: transform 0.2s ease;
}

.section-header.collapsed::after {
    transform: rotate(-90deg);
}

.section-content {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    display: block;
}

.section-content.collapsed {
    display: none;
}

/* =====================================================
   CONTROLS
   ===================================================== */
.control-group {
    margin-bottom: var(--spacing-md);
}

.control-group:last-child {
    margin-bottom: 0;
}

.control-group label {
    display: block;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
}

/* Number Input */
input[type="number"] {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: 4px;
    font-size: 14px;
    color: var(--color-white);
    transition: border-color 0.15s ease;
}

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

/* Select */
select {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: 4px;
    font-size: 14px;
    color: var(--color-white);
    cursor: pointer;
    transition: border-color 0.15s ease;
}

select:focus {
    outline: none;
    border-color: var(--color-accent);
}

select option {
    background: var(--color-input-bg);
    color: var(--color-white);
}

/* Range Slider */
input[type="range"] {
    width: 100%;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--color-input-border);
    border-radius: 2px;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--color-accent);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--color-accent);
    border-radius: 50%;
    border: none;
    cursor: pointer;
}

.range-value {
    display: inline-block;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-left: var(--spacing-sm);
    min-width: 40px;
}

/* Color Picker */
input[type="color"] {
    width: 100%;
    height: 32px;
    padding: 2px;
    border: 1px solid var(--color-input-border);
    border-radius: 4px;
    cursor: pointer;
    background: var(--color-input-bg);
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 2px;
}

input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 2px;
}

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

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

.toggle-label span {
    font-size: 13px;
    color: var(--color-text);
}

/* Radio Group */
.radio-group {
    display: flex;
    gap: var(--spacing-md);
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
}

.radio-label input[type="radio"] {
    accent-color: var(--color-accent);
    cursor: pointer;
}

.radio-label span {
    font-size: 13px;
    color: var(--color-text);
}

/* Button Group (for toggle buttons) */
.btn-group {
    display: flex;
    gap: 2px;
    background: var(--color-input-border);
    border-radius: 6px;
    padding: 2px;
}

.btn-toggle {
    flex: 1;
    padding: 6px 12px;
    border: none;
    background: var(--color-input-bg);
    color: var(--color-text-muted);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.15s ease;
}

.btn-toggle:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
}

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

.lock-indicator {
    font-size: 10px;
    margin-left: 4px;
    opacity: 0.6;
}

.help-text {
    font-size: 11px;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin: 0 0 10px 0;
    padding: 8px 10px;
    background: rgba(3, 169, 244, 0.08);
    border-left: 2px solid var(--color-accent);
    border-radius: 0 4px 4px 0;
}

/* =====================================================
   DROP ZONES
   ===================================================== */
.drop-zone {
    border: 2px dashed var(--color-divider);
    border-radius: 8px;
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: var(--spacing-md);
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: var(--color-accent);
    background: rgba(3, 169, 244, 0.05);
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    font-size: 13px;
}

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

/* Thumbnail Preview */
.thumbnail-preview {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-divider);
    border-radius: 4px;
    padding: var(--spacing-xs);
    background: var(--color-input-bg);
}

.thumbnail-preview.hidden {
    display: none;
}

.thumbnail-preview img {
    max-width: 100px;
    max-height: 60px;
    display: block;
}

.thumbnail-remove {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    background: var(--color-error);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.15s ease;
}

.thumbnail-remove:hover {
    opacity: 1;
}

/* =====================================================
   CANVAS AREA
   ===================================================== */
.canvas-area {
    flex: 1;
    background: var(--color-canvas-area);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    overflow: auto;
    min-height: 0;
}

.canvas-container {
    background: var(--color-white);
    box-shadow: var(--shadow-canvas);
    line-height: 0;
}

#preview-canvas {
    display: block;
}

/* =====================================================
   THUMBNAIL STRIP
   ===================================================== */
.thumbnail-strip {
    height: var(--thumbnail-strip-height);
    background: var(--color-bg-dark);
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-lg);
    flex-shrink: 0;
    border-top: 1px solid var(--color-divider);
}

.thumbnail-strip-left {
    flex-shrink: 0;
    padding-right: var(--spacing-lg);
}

#image-count-display {
    font-size: 12px;
    color: var(--color-text-muted);
}

.thumbnail-strip-center {
    flex: 1;
    overflow-x: auto;
    overflow-y: hidden;
    padding: var(--spacing-sm) 0;
}

.thumbnail-strip-right {
    flex-shrink: 0;
    padding-left: var(--spacing-lg);
}

.add-images-btn {
    padding: 8px 16px;
    background: var(--color-input-border);
    border: none;
    border-radius: 4px;
    color: var(--color-text);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.add-images-btn:hover {
    background: var(--color-accent);
    color: var(--color-white);
}

/* Thumbnails List */
.thumbnails-list {
    display: flex;
    gap: var(--spacing-xs);
    min-width: min-content;
}

.thumbnail-item {
    position: relative;
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    border: 1px solid var(--color-divider);
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.15s ease;
}

.thumbnail-item:hover {
    border-color: var(--color-accent);
}

.thumbnail-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumbnail-item .thumbnail-number {
    position: absolute;
    bottom: 2px;
    right: 2px;
    background: rgba(0, 0, 0, 0.7);
    color: var(--color-white);
    font-size: 10px;
    padding: 1px 4px;
    border-radius: 2px;
}

.thumbnail-item .thumbnail-remove {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 16px;
    height: 16px;
    font-size: 12px;
    background: rgba(255, 68, 68, 0.9);
    opacity: 0;
    transition: opacity 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: white;
    font-weight: bold;
}

.thumbnail-item:hover .thumbnail-remove {
    opacity: 1;
}

.thumbnail-item.dragging {
    opacity: 0.5;
}

/* =====================================================
   POPUP (Per-Image Text Editor)
   ===================================================== */
.popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.popup.hidden {
    display: none;
}

.popup-content {
    background: var(--color-sidebar);
    border-radius: 8px;
    box-shadow: var(--shadow-popup);
    width: 320px;
    max-width: 90%;
    border: 1px solid var(--color-divider);
}

.popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-divider);
    font-weight: 600;
}

.popup-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--color-text-muted);
    line-height: 1;
}

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

.popup-body {
    padding: var(--spacing-lg);
}

.popup-body .control-group input[type="text"] {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: 4px;
    font-size: 14px;
    color: var(--color-white);
}

.popup-body .control-group input[type="text"]:focus {
    outline: none;
    border-color: var(--color-accent);
}

.popup-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--color-divider);
    display: flex;
    justify-content: flex-end;
}

/* =====================================================
   MODAL (Upgrade / Limit Gate)
   ===================================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--color-sidebar);
    border-radius: 12px;
    box-shadow: var(--shadow-modal);
    width: 400px;
    max-width: 90%;
    border: 1px solid var(--color-divider);
}

.modal-content.modal-small {
    width: 340px;
}

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

.modal-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-white);
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-text-muted);
    line-height: 1;
}

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

.modal-body {
    padding: var(--spacing-lg);
}

.price-tag {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-white);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.price-period {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-text-muted);
}

.features-list {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.features-list li {
    padding: var(--spacing-sm) 0;
    color: var(--color-text);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.features-list li::before {
    content: '✓';
    color: var(--color-success);
    font-weight: bold;
}

.or-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-text-muted);
    font-size: 13px;
    margin: var(--spacing-lg) 0;
}

.or-divider::before,
.or-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-divider);
}

.access-code-section label {
    display: block;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
}

.code-input-group {
    display: flex;
    gap: var(--spacing-sm);
}

.code-input-group input {
    flex: 1;
    padding: var(--spacing-sm);
    background: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: 4px;
    font-size: 14px;
    color: var(--color-white);
    font-family: monospace;
    letter-spacing: 1px;
}

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

.error-text {
    color: var(--color-error);
    font-size: 12px;
    margin-top: var(--spacing-sm);
}

.limit-message {
    text-align: center;
    color: var(--color-text);
    font-size: 14px;
    margin-bottom: var(--spacing-lg);
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

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

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

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-full {
    width: 100%;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Crop Mode Done Button */
#crop-done-btn {
    position: absolute;
    background: var(--color-accent);
    color: white;
    border: none;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transition: transform 0.15s ease, background 0.15s ease;
}

#crop-done-btn:hover {
    background: var(--color-accent-hover);
    transform: scale(1.05);
}

#crop-done-btn.hidden {
    display: none;
}

/* =====================================================
   SCROLLBAR STYLING
   ===================================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

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

::-webkit-scrollbar-thumb:hover {
    background: #444;
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */
.hidden {
    display: none !important;
}

/* =====================================================
   RESPONSIVE (Desktop-focused)
   ===================================================== */
@media (max-width: 900px) {
    .sidebar {
        width: 280px;
    }
    
    .section-content {
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }
}

/* Custom Canvas Size Controls */
.control-row { display: flex; gap: 8px; }
.control-group.half { flex: 1; min-width: 0; }
.control-group.half label { font-size: 11px; }

/* =====================================================
   CONFERENCE MODE
   ===================================================== */

/* Conference Banner */
.conference-banner {
    position: absolute;
    top: var(--toolbar-height);
    left: 0;
    right: 0;
    height: 40px;
    background: #1a1a1a;
    border-left: 3px solid var(--color-accent);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 12px;
    z-index: 90;
    font-size: 13px;
    color: var(--color-text);
}

.conference-banner.hidden {
    display: none;
}

.conference-icon {
    font-size: 16px;
}

#conference-counter-badge {
    color: var(--color-accent);
    font-size: 12px;
}

.conference-review-btn {
    margin-left: auto;
    padding: 6px 12px;
    background: var(--color-pro);
    border: none;
    border-radius: 4px;
    color: #000;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease;
}

.conference-review-btn:hover {
    background: var(--color-pro-hover);
}

.conference-review-btn.hidden {
    display: none;
}

/* Thumbnail badges for conference mode */
.thumbnail-name-label {
    position: absolute;
    top: 2px;
    left: 2px;
    background: rgba(0, 0, 0, 0.75);
    color: #fff;
    font-size: 9px;
    padding: 1px 4px;
    border-radius: 2px;
    max-width: 54px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.thumbnail-badge {
    position: absolute;
    bottom: 2px;
    right: 2px;
    background: rgba(0, 0, 0, 0.75);
    color: #fff;
    font-size: 9px;
    padding: 1px 4px;
    border-radius: 2px;
}

.thumbnail-badge-warning {
    background: var(--color-pro);
    color: #000;
}

/* Conference Toast */
.conference-toast {
    position: fixed;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.85);
    color: var(--color-text);
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 13px;
    z-index: 3000;
    box-shadow: var(--shadow-popup);
}

.conference-toast.hidden {
    display: none;
}

/* Person Panel */
.person-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #111;
    border-radius: 8px;
    box-shadow: var(--shadow-popup);
    width: 380px;
    max-width: 90%;
    border: 1px solid var(--color-divider);
    z-index: 1000;
}

.person-panel.hidden {
    display: none;
}

.person-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-divider);
    font-weight: 600;
    font-size: 15px;
}

.person-panel-close {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--color-text-muted);
    line-height: 1;
}

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

/* Takes strip */
.person-takes-strip {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    overflow-x: auto;
    border-bottom: 1px solid var(--color-divider);
    max-height: 100px;
}

.person-takes-strip img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    flex-shrink: 0;
    transition: border-color 0.15s ease;
}

.person-takes-strip img:hover {
    border-color: rgba(255, 255, 255, 0.3);
}

.person-takes-strip img.selected {
    border-color: var(--color-accent);
}

.person-takes-strip .takes-star {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--color-accent);
    color: white;
    font-size: 10px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.person-takes-item {
    position: relative;
}

/* Person panel fields */
.person-panel-fields {
    padding: 12px 16px;
}

.person-panel-fields .control-group {
    margin-bottom: 10px;
}

.person-panel-fields .control-group:last-child {
    margin-bottom: 0;
}

.person-panel-fields label {
    display: block;
    font-size: 11px;
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.person-panel-fields input[type="text"] {
    width: 100%;
    padding: 8px;
    background: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: 4px;
    font-size: 14px;
    color: var(--color-white);
}

.person-panel-fields input[type="text"]:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* Duplicate warning */
.person-duplicate-warning {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: rgba(245, 158, 11, 0.15);
    border-left: 3px solid var(--color-pro);
}

.person-duplicate-warning.hidden {
    display: none;
}

#person-duplicate-text {
    font-size: 12px;
    color: var(--color-pro);
}

.btn-merge {
    padding: 6px 12px;
    background: var(--color-pro);
    border: none;
    border-radius: 4px;
    color: #000;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}

.btn-merge:hover {
    background: var(--color-pro-hover);
}

/* Person panel actions */
.person-panel-actions {
    display: flex;
    justify-content: space-between;
    padding: 12px 16px;
    border-top: 1px solid var(--color-divider);
}

.person-panel-actions .btn-danger {
    background: transparent;
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.person-panel-actions .btn-danger:hover {
    background: var(--color-error);
    color: white;
}