* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
button, a, input, select, label { touch-action: manipulation; }
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #475569;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --bg: #0f172a;
    --surface: #1e293b;
    --surface-light: #334155;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --border: #475569;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    min-height: 100dvh;
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 10px 16px;
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.header h1 { font-size: 1.1em; font-weight: 700; letter-spacing: 1px; }
.header-controls { display: flex; align-items: center; gap: 8px; }
.connection-status {
    font-size: 0.75em;
    padding: 3px 10px;
    border-radius: 20px;
    background: rgba(0,0,0,0.3);
}
.connection-status.connected { background: var(--success); }
.connection-status.disconnected { background: var(--danger); }
.btn-icon {
    width: 34px; height: 34px;
    border: none; border-radius: 8px;
    background: rgba(255,255,255,0.2);
    color: var(--text); font-size: 1em;
    cursor: pointer;
}
.btn-icon:active { transform: scale(0.95); background: rgba(255,255,255,0.3); }
@media (hover: hover) { .btn-icon:hover { background: rgba(255,255,255,0.3); } }
.btn-icon.locked { background: rgba(255,255,255,0.4); }

/* ---- Tab Bar ---- */
.tab-bar { display: flex; gap: 4px; }
.tab-btn {
    padding: 6px 16px;
    border: none;
    border-radius: 6px;
    background: rgba(255,255,255,0.15);
    color: white;
    font-weight: 600;
    font-size: 0.85em;
    cursor: pointer;
    transition: background 0.2s;
}
@media (hover: hover) { .tab-btn:hover { background: rgba(255,255,255,0.25); } }
.tab-btn.active { background: rgba(255,255,255,0.35); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Health Bar */
.health-bar {
    display: flex;
    gap: 12px;
    padding: 8px 16px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    flex-wrap: wrap;
}
.health-item {
    display: flex; align-items: center; gap: 5px;
    font-size: 0.75em; color: var(--text-muted);
    white-space: nowrap;
}
.health-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    display: inline-block;
}
.health-dot.online { background: var(--success); box-shadow: 0 0 6px var(--success); }
.health-dot.offline { background: var(--secondary); }
.health-dot.recording { background: var(--danger); box-shadow: 0 0 6px var(--danger); animation: pulse 1s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ---- GridStack Overrides ---- */
.grid-stack {
    padding: 8px;
    min-height: calc(100vh - 90px);
    min-height: calc(100dvh - 90px);
}
.grid-stack-item-content {
    background: var(--surface);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid transparent;
    transition: border-color 0.2s;
}
@media (hover: hover) {
    .grid-stack-item-content:hover { border-color: rgba(255,255,255,0.08); }
}
.grid-stack-placeholder > .placeholder-content {
    background: rgba(99, 102, 241, 0.15) !important;
    border: 2px dashed var(--primary) !important;
    border-radius: 10px;
}
.gs-resizable-handle {
    z-index: 10;
}

/* Widget */
.widget {
    display: flex;
    flex-direction: column;
    height: 100%;
}
.widget-header {
    padding: 8px 12px;
    background: var(--surface-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: move;
    user-select: none;
    flex-shrink: 0;
}
.widget-title {
    font-weight: 600;
    font-size: 0.9em;
    display: flex;
    align-items: center;
    gap: 8px;
}
.widget-close {
    width: 22px; height: 22px;
    border: none; border-radius: 4px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.85em;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
@media (hover: hover) {
    .widget-close:hover { background: rgba(239, 68, 68, 0.3); color: var(--danger); }
}
.widget-body {
    padding: 10px;
    flex: 1;
    overflow-y: auto;
}

/* Badge */
.section-badge {
    background: var(--primary);
    color: white;
    font-size: 0.7em;
    padding: 1px 7px;
    border-radius: 10px;
}

/* Button Grid */
.button-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 6px;
    margin-bottom: 8px;
}

/* Buttons */
.btn {
    padding: 10px 12px;
    border: none; border-radius: 8px;
    font-size: 0.82em; font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s, background 0.2s;
    text-align: center;
    word-break: break-word;
}
.btn:active { transform: scale(0.96); }
.btn-primary { background: var(--primary); color: white; }
@media (hover: hover) { .btn-primary:hover { background: var(--primary-dark); } }
.btn-secondary { background: var(--secondary); color: white; }
@media (hover: hover) { .btn-secondary:hover { background: #566a82; } }
.btn-danger { background: var(--danger); color: white; }
@media (hover: hover) { .btn-danger:hover { background: #dc2626; } }
.btn-sm { padding: 8px 10px; font-size: 0.78em; }

/* Preset Buttons (Dashboard) */
.preset-btn {
    padding: 10px 8px;
    border: 2px solid transparent;
    border-radius: 8px;
    background: rgba(0,0,0,0.3);
    color: var(--text);
    font-size: 0.8em;
    cursor: pointer;
    text-align: center;
    word-break: break-word;
    transition: all 0.2s;
}
.preset-btn:active { transform: scale(0.96); }
.preset-btn.active {
    background: var(--primary);
    border-color: #818cf8;
    font-weight: 600;
}
.preset-btn.item-active {
    background: var(--success);
    border-color: #4ade80;
}
.preset-btn.event-btn:active {
    background: var(--warning);
}

/* Action Row */
.action-row {
    display: flex; gap: 6px; flex-wrap: wrap;
}

/* Avatar Section */
.avatar-group {
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.avatar-group:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.avatar-name {
    font-size: 0.82em;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-muted);
}
.outfit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 4px;
}

/* System Groups */
.system-group { margin-bottom: 12px; }
.system-group:last-child { margin-bottom: 0; }
.system-group-title {
    font-size: 0.75em;
    color: var(--text-muted);
    margin-bottom: 6px;
    padding-bottom: 3px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

/* ---- Settings Overlay ---- */
.settings-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
    justify-content: center;
    align-items: center;
}
.settings-overlay.show {
    display: flex;
}
.settings-panel {
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border);
    min-width: 280px;
    max-width: 90%;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.settings-header {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
}
.settings-close {
    width: 28px; height: 28px;
    border: none; border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1em;
}
@media (hover: hover) { .settings-close:hover { background: rgba(255,255,255,0.1); } }
.settings-body {
    padding: 16px;
}
.settings-body label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 4px;
    cursor: pointer;
    color: var(--text);
    font-size: 0.9em;
    border-radius: 6px;
}
@media (hover: hover) {
    .settings-body label:hover { background: rgba(255,255,255,0.05); }
}
.settings-body input[type="checkbox"] {
    width: 16px; height: 16px;
    accent-color: var(--primary);
}
.settings-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    text-align: center;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px; left: 50%;
    transform: translateX(-50%);
    padding: 10px 20px;
    border-radius: 8px;
    background: var(--surface-light);
    color: var(--text);
    font-size: 0.85em;
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 1000;
    max-width: 85%;
    text-align: center;
}
.toast.show { opacity: 1; }
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }

/* ======== Retargeting Tab Styles ======== */

/* Retargeting Status Bar */
.rt-status-bar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 6px 16px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}
.rt-connection-status {
    font-size: 0.75em;
    padding: 3px 10px;
    border-radius: 20px;
    background: rgba(0,0,0,0.3);
}
.rt-connection-status.connected { background: var(--success); }
.rt-connection-status.disconnected { background: var(--danger); }

/* Characters Container - horizontal scroll */
.characters-container {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 12px;
    padding-bottom: 20px;
    gap: 12px;
    min-height: calc(100vh - 110px);
    min-height: calc(100dvh - 110px);
    align-items: flex-start;
    -webkit-overflow-scrolling: touch;
}
.characters-container::-webkit-scrollbar { height: 12px; }
.characters-container::-webkit-scrollbar-track { background: var(--surface); border-radius: 6px; }
.characters-container::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 6px; }
@media (hover: hover) { .characters-container::-webkit-scrollbar-thumb:hover { background: var(--primary-dark); } }
.loading-message {
    color: var(--text-muted);
    padding: 20px;
    text-align: center;
    width: 100%;
}

/* Character Panel */
.character-panel {
    width: 480px;
    min-width: 480px;
    background: var(--surface);
    border-radius: 12px;
    flex-shrink: 0;
}
.character-header {
    background: var(--surface-light);
    padding: 12px;
    border-radius: 12px 12px 0 0;
}
.character-header h2 {
    font-size: 1em;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}
.character-header h2::before { content: '\1F464'; }
.character-content { padding: 12px; }

/* Retargeting Section (rt-section to avoid dashboard collision) */
.rt-section {
    background: rgba(0,0,0,0.2);
    border-radius: 8px;
    margin-bottom: 8px;
    overflow: hidden;
}
.rt-section-header {
    padding: 10px 12px;
    font-weight: 600;
    font-size: 0.85em;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0,0,0,0.2);
}
.rt-section-header::after {
    content: '\25BC';
    font-size: 0.6em;
    transition: transform 0.3s;
}
.rt-section-header.collapsed::after { transform: rotate(-90deg); }
.rt-section-content { padding: 10px; }
.rt-section-content.hidden { display: none; }

/* Retargeting Controls */
.rt-control-group { margin-bottom: 12px; }
.rt-slider-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
}
.rt-slider-header label { font-size: 0.8em; color: var(--text-muted); }
.rt-value-input {
    font-family: monospace;
    background: var(--bg);
    border: 1px solid var(--surface-light);
    border-radius: 4px;
    padding: 4px 6px;
    font-size: 0.8em;
    color: var(--text);
    width: 80px;
    text-align: right;
}
.rt-value-input:focus {
    outline: none;
    border-color: var(--primary);
}
.rt-value-input::-webkit-inner-spin-button,
.rt-value-input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.rt-slider-row { display: flex; align-items: center; gap: 4px; }
#tabRetargeting input[type="range"] {
    flex: 1;
    height: 32px;
    -webkit-appearance: none;
    background: transparent;
}
#tabRetargeting input[type="range"]::-webkit-slider-track {
    height: 5px;
    background: var(--bg);
    border-radius: 3px;
}
#tabRetargeting input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    margin-top: -7px;
}
#tabRetargeting input[type="range"]::-moz-range-track {
    height: 5px;
    background: var(--bg);
    border-radius: 3px;
    border: none;
}
#tabRetargeting input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}
.rt-btn-fine {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
}
.rt-btn-fine:active { background: var(--primary); }
.rt-button-group { display: flex; gap: 6px; }
.rt-button-group .btn { flex: 1; margin-top: 0; }
.rt-calibration-status {
    text-align: center;
    padding: 6px;
    border-radius: 6px;
    margin-bottom: 10px;
    background: var(--bg);
    font-size: 0.8em;
}
.rt-calibration-status.has-data { background: var(--success); color: white; }
#tabRetargeting select {
    width: 100%;
    padding: 8px;
    border: none;
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    font-size: 0.85em;
}
.rt-sub-section-title {
    font-size: 0.75em;
    color: var(--text-muted);
    margin: 10px 0 6px 0;
    padding-bottom: 3px;
    border-bottom: 1px solid var(--bg);
}
.rt-toggle-row { display: flex; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.rt-toggle-label {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    font-size: 0.8em;
}
.rt-toggle-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
}
.rt-preset-hint {
    font-size: 0.7em;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-align: center;
}
.rt-preset-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
}
.rt-preset-btn {
    padding: 8px 4px;
    border: none;
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    font-size: 0.7em;
    cursor: pointer;
    text-align: center;
    word-break: break-word;
}
.rt-preset-btn:active { background: var(--primary); }

/* Range Slider (MinMax) */
.rt-range-slider-group { margin-bottom: 12px; }
.rt-range-slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}
.rt-range-slider-header label { font-size: 0.8em; color: var(--text-muted); }
.rt-range-slider-values {
    display: flex;
    gap: 8px;
    font-family: monospace;
    font-size: 0.75em;
}
.rt-range-slider-values input {
    width: 50px;
    padding: 2px 4px;
    background: var(--bg);
    border: 1px solid var(--surface-light);
    border-radius: 4px;
    color: var(--text);
    text-align: center;
}
.rt-range-slider-container {
    position: relative;
    height: 32px;
    display: flex;
    align-items: center;
}
.rt-range-slider-track {
    position: absolute;
    width: 100%;
    height: 5px;
    background: var(--bg);
    border-radius: 3px;
}
.rt-range-slider-fill {
    position: absolute;
    height: 5px;
    background: var(--primary);
    border-radius: 3px;
}
.rt-range-slider-container input[type="range"] {
    position: absolute;
    width: 100%;
    pointer-events: none;
    -webkit-appearance: none;
    background: transparent;
    height: 32px;
}
.rt-range-slider-container input[type="range"]::-webkit-slider-thumb {
    pointer-events: auto;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}
.rt-range-slider-container input[type="range"]::-webkit-slider-track {
    background: transparent;
}
.rt-range-slider-container input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}
.rt-range-slider-container input[type="range"]::-moz-range-track {
    background: transparent;
    border: none;
}

.setting-description {
    font-size: 0.75em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

/* ======== Mobile: Tablet (<=768px) ======== */
@media (max-width: 768px) {
    .header {
        padding: 8px 12px;
        flex-wrap: wrap;
    }
    .header h1 { font-size: 1em; }
    .tab-bar { gap: 2px; order: 10; width: 100%; justify-content: center; }
    .tab-btn { padding: 7px 14px; font-size: 0.82em; flex: 1; text-align: center; }
    .header-controls { gap: 6px; }
    .btn-icon {
        width: 40px; height: 40px;
        font-size: 1.05em;
    }
    .button-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
    .preset-btn { padding: 12px 8px; font-size: 0.85em; min-height: 44px; }
    .btn { padding: 12px 14px; min-height: 44px; }
    .btn-sm { min-height: 40px; }
    .characters-container {
        flex-direction: column;
        flex-wrap: nowrap;
        overflow-x: visible;
        padding: 8px;
    }
    .character-panel {
        width: 100%;
        min-width: 100%;
        max-width: 100%;
    }
    /* Slider thumb bigger for touch */
    #tabRetargeting input[type="range"]::-webkit-slider-thumb {
        width: 28px; height: 28px;
        margin-top: -11px;
    }
    .rt-range-slider-container input[type="range"]::-webkit-slider-thumb {
        width: 26px; height: 26px;
    }
    .rt-btn-fine {
        width: 40px; height: 40px;
        font-size: 1.1em;
    }
    .rt-preset-btn {
        padding: 10px 6px;
        font-size: 0.75em;
        min-height: 40px;
    }
    .rt-section-header {
        padding: 12px;
        font-size: 0.9em;
    }
    .rt-toggle-label {
        font-size: 0.85em;
        padding: 4px 0;
    }
    .rt-toggle-label input[type="checkbox"] {
        width: 20px; height: 20px;
    }
    .settings-body label { padding: 10px 4px; }
    .settings-body input[type="checkbox"] { width: 20px; height: 20px; }
    #tabRetargeting select {
        padding: 10px;
        font-size: 0.9em;
        min-height: 44px;
    }
    .widget-body { padding: 8px; }
    /* Preview tablet */
    .preview-toolbar { flex-wrap: wrap; gap: 8px; }
    .preview-controls { flex-wrap: wrap; gap: 6px 10px; }
    .preview-controls select { padding: 8px 10px; font-size: 0.9em; min-height: 40px; }
    .preview-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; padding: 10px; }
    .preview-card-label { padding: 10px 12px; }
    .preview-card-expand { width: 36px; height: 36px; font-size: 0.9em; }
}

/* ======== Mobile: Small Phone (<=480px) ======== */
@media (max-width: 480px) {
    .header h1 { font-size: 0.9em; letter-spacing: 0; }
    .tab-btn { padding: 6px 8px; font-size: 0.78em; }
    .connection-status { font-size: 0.7em; padding: 2px 8px; }
    .health-bar { padding: 6px 10px; gap: 8px; }
    .health-item { font-size: 0.7em; }
    .button-grid {
        grid-template-columns: repeat(auto-fill, minmax(85px, 1fr));
        gap: 4px;
    }
    .outfit-grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    }
    .rt-preset-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-stack { padding: 4px; }
    .characters-container { padding: 6px; gap: 8px; }
    .character-content { padding: 8px; }
    .rt-range-slider-values input { width: 42px; font-size: 0.7em; }
    .settings-panel { min-width: 0; width: 95%; }
    .toast { max-width: 92%; font-size: 0.8em; bottom: 12px; }
    .preview-toolbar { flex-direction: column; gap: 8px; align-items: flex-start; }
    .preview-controls select { padding: 10px 12px; min-height: 44px; font-size: 0.9em; }
    .preview-grid { gap: 8px; padding: 8px; }
    .preview-grid.mobile-single-col { grid-template-columns: 1fr !important; }
    .preview-card-label { padding: 10px 12px; font-size: 0.9em; }
    .preview-card-expand { width: 40px; height: 40px; font-size: 1em; }
    .preview-fullscreen { padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left); }
    .preview-fullscreen-close { top: calc(16px + env(safe-area-inset-top)); right: calc(16px + env(safe-area-inset-right)); width: 48px; height: 48px; font-size: 1.4em; }
}

/* ---- Camera Preview Tab ---- */
.preview-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}
.preview-info { font-size: 0.85em; color: var(--text-muted); }
.preview-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8em;
}
.preview-controls select {
    background: var(--surface-light);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 0.9em;
}
.preview-controls label { color: var(--text-muted); }
.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 12px;
    padding: 16px;
}
.preview-card {
    position: relative;
    background: var(--surface);
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    transition: border-color 0.2s, transform 0.1s;
}
@media (hover: hover) {
    .preview-card:hover { border-color: var(--primary); transform: translateY(-2px); }
}
.preview-card.active { border-color: var(--success); }
.preview-canvas {
    width: 100%;
    aspect-ratio: 16/9;
    display: block;
    background: #111;
    object-fit: cover;
}
.preview-card-label {
    padding: 8px 10px;
    font-size: 0.85em;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.preview-card-name { font-weight: 600; }
.preview-card-badge {
    font-size: 0.7em;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--success);
    color: white;
    font-weight: 600;
}
.preview-fullscreen {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.92);
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.preview-fullscreen-canvas {
    max-width: 95vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 4px;
}
.preview-fullscreen-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.2em;
    cursor: pointer;
}
@media (hover: hover) {
    .preview-fullscreen-close:hover { background: rgba(255,255,255,0.35); }
}
.preview-fullscreen-label {
    color: var(--text);
    margin-top: 12px;
    font-size: 1.1em;
    font-weight: 600;
}
.preview-card-expand {
    width: 30px;
    height: 30px;
    border: none;
    border-radius: 6px;
    background: rgba(255,255,255,0.15);
    color: var(--text);
    font-size: 0.8em;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
@media (hover: hover) {
    .preview-card-expand:hover { background: rgba(255,255,255,0.3); }
}
.preview-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #111;
    color: var(--text-muted);
    font-size: 0.8em;
}