/* VLD4 3D Model Comparison System - Styles */

:root {
    --primary-color: #2196F3;
    --primary-dark: #1976D2;
    --secondary-color: #4CAF50;
    --danger-color: #f44336;
    --warning-color: #FF9800;
    --background-dark: #1a1a2e;
    --background-panel: #16213e;
    --background-card: #1f3460;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: #2d4a7c;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-dark);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
}

/* App Container */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--background-panel), var(--background-card));
    padding: 8px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px var(--shadow-color);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.header h1 {
    font-size: 1.3rem;
    font-weight: 600;
    background: linear-gradient(90deg, #fff, #64B5F6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.header-info {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.logout-btn {
    padding: 6px 12px;
    background: var(--danger-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.8rem;
    transition: all 0.2s;
}

.logout-btn:hover {
    background: #d32f2f;
    transform: translateY(-1px);
}

/* Main Content Layout */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Panels */
.panel {
    width: 300px;
    background: var(--background-panel);
    padding: 16px;
    overflow-y: auto;
    border-right: 1px solid var(--border-color);
}

.right-panel {
    border-right: none;
    border-left: 1px solid var(--border-color);
}

.panel-section {
    margin-bottom: 20px;
}

.panel-section h2 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary-color);
}

/* Upload Area */
.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-area:hover, .upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(33, 150, 243, 0.1);
}

.upload-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.upload-area p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.upload-progress {
    margin-top: 15px;
}

.progress-bar {
    height: 6px;
    background: var(--background-card);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    width: 0%;
    transition: width 0.3s ease;
}

/* File List */
.file-list {
    max-height: 300px;
    overflow-y: auto;
}

.no-files, .no-results {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-align: center;
    padding: 20px;
}

.file-item {
    background: var(--background-card);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.file-item:hover {
    transform: translateX(4px);
    box-shadow: 0 2px 8px var(--shadow-color);
}

.file-item.selected {
    border: 2px solid var(--primary-color);
}

.file-item .file-name {
    font-weight: 500;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-item .file-info {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.file-item .delete-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--danger-color);
    border: none;
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s ease;
    font-size: 12px;
    line-height: 20px;
}

.file-item:hover .delete-btn {
    opacity: 1;
}

/* Settings Form */
.settings-form label {
    display: block;
    margin-bottom: 12px;
    font-size: 0.85rem;
}

.settings-form input {
    display: block;
    width: 100%;
    margin-top: 4px;
    padding: 8px 12px;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.settings-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Viewer Container */
.viewer-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #0a0a1a;
}

.viewer-controls {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 16px;
    background: var(--background-panel);
    border-bottom: 1px solid var(--border-color);
}

.view-mode {
    display: flex;
    gap: 8px;
}

.view-btn {
    padding: 8px 16px;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.view-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.viewer-tools {
    display: flex;
    gap: 8px;
}

.viewer-tools button {
    padding: 8px 12px;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.viewer-tools button:hover {
    background: var(--border-color);
}

.viewer-tools button.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Measurement mode specific button styles */
#toggle-measurement.active {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    animation: measurePulse 1.5s infinite;
}

@keyframes measurePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.4); }
    50% { box-shadow: 0 0 10px 3px rgba(76, 175, 80, 0.4); }
}

#clear-measurements {
    background: var(--danger-color);
    border-color: var(--danger-color);
}

#clear-measurements:hover {
    background: #d32f2f;
}

/* View Rotation Controls */
.view-rotation {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 16px;
    padding-left: 16px;
    border-left: 1px solid var(--border-color);
}

.rotation-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-right: 4px;
}

.rotation-divider {
    color: var(--border-color);
    margin: 0 4px;
}

.rot-btn {
    padding: 6px 10px;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.75rem;
    transition: all 0.2s ease;
}

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

.rot-btn.rot-axis {
    background: #2d4a7c;
    font-weight: bold;
}

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

/* Clipping Controls (Cross-section) */
.clipping-controls {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 16px;
    padding-left: 16px;
    border-left: 1px solid var(--border-color);
}

.clip-btn {
    padding: 6px 10px;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.75rem;
    transition: all 0.2s ease;
}

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

.clip-btn.active {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
}

.clip-btn.clip-axis {
    padding: 6px 8px;
    min-width: 28px;
}

.clip-btn.clip-axis.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

#toggle-clipping.active {
    background: var(--warning-color);
    border-color: var(--warning-color);
}

#clip-slider {
    width: 80px;
    height: 6px;
    -webkit-appearance: none;
    background: var(--border-color);
    border-radius: 3px;
    outline: none;
    margin: 0 4px;
}

#clip-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid var(--text-primary);
}

#clip-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid var(--text-primary);
}

#clip-slider:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

#clip-slider:disabled::-webkit-slider-thumb {
    cursor: not-allowed;
}

#clip-position {
    font-size: 0.75rem;
    color: var(--text-secondary);
    min-width: 32px;
}

/* Viewer Wrapper */
.viewer-wrapper {
    flex: 1;
    display: flex;
    position: relative;
    min-height: 0;  /* Important for flex children to shrink */
    overflow: hidden;
}

.viewer {
    flex: 1;
    position: relative;
    min-height: 400px;
    height: 100%;
}

.viewer.hidden {
    display: none !important;
    flex: 0 !important;
    width: 0 !important;
    min-height: 0 !important;
}

.viewer canvas {
    width: 100% !important;
    height: 100% !important;
}

.viewer-label {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.7);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
}

.viewer-info {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.7);
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Comparison Controls */
.comparison-controls {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    padding: 12px 16px;
    background: var(--background-panel);
    border-top: 1px solid var(--border-color);
}

.select-group {
    flex: 1;
}

.select-group label {
    display: block;
    font-size: 0.8rem;
    margin-bottom: 4px;
    color: var(--text-secondary);
}

.select-group select {
    width: 100%;
    padding: 10px 12px;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
}

.select-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.primary-btn {
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
    color: white;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.4);
}

.primary-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Analysis Results */
.analysis-results,
.alignment-results {
    background: var(--background-card);
    border-radius: 8px;
    padding: 16px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.stat-value {
    font-weight: 600;
    font-family: 'Consolas', monospace;
}

.stat-value.highlight {
    color: var(--secondary-color);
}

.stat-value.warning {
    color: var(--warning-color);
}

.stat-value.danger {
    color: var(--danger-color);
}

/* Alarm Display */
.alarm-display {
    background: var(--background-card);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
}

.alarm-indicator {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.alarm-indicator.ok {
    background: linear-gradient(135deg, var(--secondary-color), #388E3C);
    box-shadow: 0 0 20px rgba(76, 175, 80, 0.4);
}

.alarm-indicator.warning {
    background: linear-gradient(135deg, var(--warning-color), #F57C00);
    box-shadow: 0 0 20px rgba(255, 152, 0, 0.4);
    animation: pulse 1s infinite;
}

.alarm-indicator.alarm {
    background: linear-gradient(135deg, var(--danger-color), #D32F2F);
    box-shadow: 0 0 20px rgba(244, 67, 54, 0.4);
    animation: pulse 0.5s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.alarm-message {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* AI Insights */
.ai-insights {
    background: var(--background-card);
    border-radius: 8px;
    padding: 16px;
}

.insight-item {
    margin-bottom: 12px;
}

.insight-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.insight-value {
    font-weight: 500;
}

.risk-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.risk-badge.low {
    background: var(--secondary-color);
}

.risk-badge.medium {
    background: var(--warning-color);
}

.risk-badge.high {
    background: var(--danger-color);
}

.recommendations {
    list-style: none;
    margin-top: 8px;
}

.recommendations li {
    padding: 6px 0;
    padding-left: 16px;
    position: relative;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.recommendations li::before {
    content: ">";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* Legend */
.legend {
    background: var(--background-card);
    border-radius: 8px;
    padding: 16px;
}

.legend-gradient {
    height: 20px;
    border-radius: 4px;
    background: linear-gradient(90deg,
        #0000FF 0%,
        #00FFFF 25%,
        #00FF00 50%,
        #FFFF00 75%,
        #FF0000 100%
    );
}

.legend-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* New Legend Styles */
.legend-new {
    background: var(--background-card);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 0.85rem;
}

.legend-item:last-child {
    margin-bottom: 0;
}

.legend-color {
    width: 30px;
    height: 16px;
    border-radius: 3px;
    border: 1px solid var(--border-color);
}

.legend-scale {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

/* Threshold Control */
.threshold-control {
    background: var(--background-card);
    border-radius: 8px;
    padding: 12px;
    margin-top: 10px;
}

.threshold-control label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.threshold-control label span {
    color: var(--primary-color);
    font-weight: bold;
}

.threshold-control input[type="range"] {
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    background: var(--border-color);
    border-radius: 3px;
    outline: none;
    margin-bottom: 10px;
}

.threshold-control input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid var(--text-primary);
}

.threshold-control input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid var(--text-primary);
}

.small-btn {
    width: 100%;
    padding: 8px 12px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background 0.2s;
}

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

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-overlay p {
    margin-top: 16px;
    color: var(--text-secondary);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1001;
}

.toast {
    background: var(--background-card);
    border-radius: 8px;
    padding: 12px 20px;
    margin-top: 10px;
    box-shadow: 0 4px 12px var(--shadow-color);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideIn 0.3s ease;
    min-width: 250px;
}

.toast.success {
    border-left: 4px solid var(--secondary-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.warning {
    border-left: 4px solid var(--warning-color);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

::-webkit-scrollbar-track {
    background: var(--background-dark);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Responsive Adjustments */
@media (max-width: 1200px) {
    .panel {
        width: 250px;
    }
}

@media (max-width: 900px) {
    .main-content {
        flex-direction: column;
    }

    .panel {
        width: 100%;
        max-height: 200px;
    }

    .viewer-wrapper {
        min-height: 400px;
    }
}

/* ==================== Photo 2D -> 3D workspace ==================== */
.photo-workspace { position: absolute; inset: 0; display: flex; flex-direction: column;
    background: #1a1d23; z-index: 5; }
.photo-workspace.hidden { display: none; }
.photo-toolbar { display: flex; align-items: center; gap: 10px; padding: 10px 14px;
    background: #23272f; border-bottom: 1px solid #333; flex-wrap: wrap; }
.photo-toolbar label { color: #ccc; font-size: 13px; display: flex; gap: 6px; align-items: center; }
.photo-toolbar select { padding: 4px 8px; background: #2c313a; color: #eee; border: 1px solid #444; border-radius: 4px; }
#photo-hint { color: #9aa4b2; font-size: 12px; }
.photo-stage { position: relative; flex: 1; display: flex; align-items: center;
    justify-content: center; overflow: hidden; cursor: crosshair; }
#photo-img, #video-img { max-width: 100%; max-height: 100%; object-fit: contain; user-select: none; }
/* Mask box is positioned/sized by JS (alignMaskToImage) to exactly match the
   displayed image's rendered rect, so object-fit:fill aligns it pixel-perfectly. */
.photo-mask-overlay { position: absolute; left: 0; top: 0;
    object-fit: fill; pointer-events: none; }
.photo-points-layer { position: absolute; inset: 0; pointer-events: none; }
.photo-point-dot { position: absolute; width: 12px; height: 12px; margin: -6px 0 0 -6px;
    border-radius: 50%; background: #ff3b6b; border: 2px solid #fff; box-shadow: 0 0 4px rgba(0,0,0,.6); }
.photo-mode-group { display: inline-flex; gap: 2px; }
.photo-mode-group .small-btn.active { background: #2f6df0; color: #fff; }
.photo-rubber { position: absolute; border: 2px dashed #2f6df0;
    background: rgba(47,109,240,0.15); pointer-events: none; }
.photo-point-dot.pt-include { background: #16c66a; }
.photo-point-dot.pt-exclude { background: #ff3b3b; }
.frame-nav { display: inline-flex; align-items: center; gap: 6px; }
#video-frame-label { color: #ccc; font-size: 12px; min-width: 56px; text-align: center; }
.photo-toolbar .chk { display: inline-flex; align-items: center; gap: 4px; color: #ccc; font-size: 12px; }
.photo-toolbar .chk input { width: auto; margin: 0; }
.edge-result-overlay { position: absolute; top: 12px; right: 12px; width: 240px;
    background: rgba(20,24,32,0.92); border: 1px solid #2d4a7c; border-radius: 8px;
    padding: 10px; z-index: 20; }
.edge-result-title { color: #cfe3ff; font-size: 12px; font-weight: 600; margin-bottom: 6px; }
.edge-result-overlay img { width: 100%; border-radius: 4px; background: #000; }
.edge-result-caption { color: #9aa4b2; font-size: 10px; margin-top: 4px; }
.edge-result-overlay #edge-result-close { position: absolute; top: 6px; right: 6px;
    padding: 2px 6px; line-height: 1; }
/* EXPAI Agent chat */
.agent-fab { position: fixed; right: 20px; bottom: 20px; width: 54px; height: 54px;
    border-radius: 50%; border: none; background: var(--primary-color); color: #fff;
    font-size: 24px; cursor: pointer; box-shadow: 0 4px 16px rgba(0,0,0,.4); z-index: 100; }
.agent-fab:hover { background: var(--primary-dark); }
.agent-panel { position: fixed; right: 20px; bottom: 84px; width: 360px; height: 480px;
    background: var(--background-panel); border: 1px solid var(--border-color); border-radius: 12px;
    display: flex; flex-direction: column; z-index: 100; box-shadow: 0 8px 28px rgba(0,0,0,.5); }
.agent-header { display: flex; justify-content: space-between; align-items: center;
    padding: 10px 14px; border-bottom: 1px solid var(--border-color); font-weight: 600; color: #cfe3ff; }
.agent-messages { flex: 1; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.agent-msg { max-width: 85%; padding: 8px 12px; border-radius: 10px; font-size: 13px; line-height: 1.45; white-space: pre-wrap; }
.agent-msg.user { align-self: flex-end; background: var(--primary-color); color: #fff; }
.agent-msg.bot { align-self: flex-start; background: var(--background-card); color: var(--text-primary); }
.agent-msg.bot.tool { font-size: 11px; color: #9aa4b2; background: transparent; padding: 0 4px; }
.agent-msg.pending { opacity: 0.6; }
.agent-input-row { display: flex; gap: 6px; padding: 10px; border-top: 1px solid var(--border-color); }
.agent-input-row input { flex: 1; padding: 8px 10px; background: var(--background-card);
    border: 1px solid var(--border-color); border-radius: 6px; color: #fff; }
/* Agent icon polish */
.agent-fab { display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #2f6df0, #6f4bf0); }
.agent-fab svg { filter: drop-shadow(0 1px 2px rgba(0,0,0,.35)); }
.agent-header .agent-title { display: inline-flex; align-items: center; gap: 7px; }
/* Agent header + resize polish */
.agent-panel { min-width: 300px; min-height: 320px; max-width: 90vw; max-height: 88vh; }
.agent-header { gap: 8px; }
.agent-title { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden;
    text-overflow: ellipsis; font-size: 14px; }
.agent-close-btn { flex: 0 0 auto; width: 26px; height: 26px; padding: 0; line-height: 24px;
    text-align: center; border-radius: 6px; border: 1px solid var(--border-color);
    background: var(--background-card); color: var(--text-primary); cursor: pointer; font-size: 13px; }
.agent-close-btn:hover { background: var(--danger-color); border-color: var(--danger-color); }
.agent-header-btns { flex: 0 0 auto; display: inline-flex; align-items: center; gap: 6px; }
.agent-report-btn { height: 26px; padding: 0 10px; border-radius: 6px; cursor: pointer;
    border: 1px solid var(--primary-color); background: var(--primary-color); color: #fff;
    font-size: 12px; font-weight: 600; white-space: nowrap; }
.agent-report-btn:hover { filter: brightness(1.1); }
.agent-resize { position: absolute; top: 0; left: 0; width: 16px; height: 16px;
    cursor: nwse-resize; z-index: 5;
    background: linear-gradient(135deg, #6f8bd0 0 35%, transparent 35%); border-top-left-radius: 12px; }