/* ===========================
   GraphRAG Governance — Theme
   Glass morphism dark UI
   =========================== */

:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --border-glass: rgba(255, 255, 255, 0.1);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-primary: #8b5cf6;
    --accent-secondary: #6366f1;
    --color-match: #10b981;
    --color-missing: #ef4444;
    --color-extension: #06b6d4;
    --color-conflict: #f59e0b;
    --color-compliance: #a78bfa;
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(99, 102, 241, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(6, 182, 212, 0.05) 0%, transparent 50%);
    color: var(--text-primary);
    min-height: 100vh;
}

.app-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.app-header {
    text-align: center;
    padding: 20px 0 10px;
}

.app-header h1 {
    font-size: 2rem;
    background: linear-gradient(135deg, #8b5cf6, #6366f1, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.app-header .subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 4px;
}

/* Control Panel */
.control-panel {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    padding: 20px;
    margin: 16px 0;
}

.control-row {
    display: flex;
    gap: 12px;
    align-items: end;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

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

.control-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 150px;
}

.control-group label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.control-group input,
.control-group select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

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

/* Buttons */
.btn {
    padding: 8px 20px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

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

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

.btn-small {
    padding: 4px 12px;
    font-size: 0.8rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
}

/* Mock Mode Toggle */
.mock-toggle {
    display: flex;
    align-items: center;
    margin-left: auto;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.toggle-label input[type="checkbox"] {
    display: none;
}

.toggle-slider {
    width: 40px;
    height: 22px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 11px;
    position: relative;
    transition: all 0.3s;
}

.toggle-slider::after {
    content: '';
    width: 16px;
    height: 16px;
    background: var(--text-muted);
    border-radius: 50%;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: all 0.3s;
}

.toggle-label input:checked + .toggle-slider {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.toggle-label input:checked + .toggle-slider::after {
    left: 20px;
    background: white;
}

/* Upload Section */
.upload-section {
    margin-top: 12px;
}

.drop-zone {
    border: 2px dashed var(--border-glass);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    background: var(--bg-glass);
}

.drop-zone:hover {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.05);
}

.drop-zone.drag-over {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.1);
}

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

.upload-meta {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 12px;
}

.upload-meta input {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    color: var(--text-primary);
    font-size: 0.85rem;
    width: 200px;
    outline: none;
}

/* Graph Area */
.graph-area {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    padding: 16px;
    margin-top: 16px;
}

/* Stats Bar */
.stats-bar {
    display: flex;
    gap: 20px;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    flex-wrap: wrap;
}

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

.stat.match strong { color: var(--color-match); }
.stat.missing strong { color: var(--color-missing); }
.stat.extension strong { color: var(--color-extension); }
.stat.conflict strong { color: var(--color-conflict); }
.stat.compliance strong { color: var(--color-compliance); }

/* View Controls */
.view-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.view-controls label {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.view-controls select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    color: var(--text-primary);
    font-size: 0.85rem;
}

/* Graph Container */
#graphContainer {
    width: 100%;
    height: 600px;
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-glass);
}

/* Inspector Panel */
.inspector {
    position: fixed;
    right: 20px;
    top: 100px;
    width: 380px;
    max-height: 70vh;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    padding: 16px;
    overflow-y: auto;
    z-index: 100;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.inspector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-glass);
}

.inspector-header h3 {
    font-size: 1rem;
    color: var(--accent-primary);
}

.inspector-header button {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.2rem;
}

#inspectorContent {
    font-size: 0.85rem;
    line-height: 1.6;
}

#inspectorContent .detail-row {
    padding: 6px 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

#inspectorContent .detail-label {
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#inspectorContent .detail-value {
    color: var(--text-primary);
    margin-top: 2px;
}

#inspectorContent .conflict-diff {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-sm);
    padding: 10px;
    margin-top: 8px;
}

#inspectorContent .conflict-diff h4 {
    color: var(--color-conflict);
    margin-bottom: 6px;
    font-size: 0.85rem;
}

#inspectorContent .diff-item {
    padding: 4px 0;
    font-size: 0.8rem;
}

#inspectorContent .diff-base {
    color: var(--color-missing);
}

#inspectorContent .diff-variant {
    color: var(--color-match);
}

/* Status Bar */
.status-bar {
    text-align: center;
    padding: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
    min-height: 30px;
}

.status-bar.loading {
    color: var(--accent-primary);
}

.status-bar.error {
    color: var(--color-missing);
}

.status-bar.success {
    color: var(--color-match);
}

/* Responsive */
@media (max-width: 768px) {
    .control-row {
        flex-direction: column;
    }
    .control-group {
        min-width: 100%;
    }
    .stats-bar {
        flex-direction: column;
        gap: 8px;
    }
    .inspector {
        width: calc(100% - 40px);
        right: 20px;
        left: 20px;
    }
    .upload-meta {
        flex-direction: column;
        align-items: center;
    }
}