brain/frontend/styles.css

/* ============================================
   Live Agent Supervision Dashboard
   Dark Theme Styling
   ============================================ */

:root {
    /* Color Palette */
    --bg-primary: #0a0f1a;
    --bg-secondary: #0d1929;
    --bg-card: #0f1e2e;
    --bg-card-hover: #142639;
    
    /* Accent Colors */
    --accent-primary: #00d4aa;
    --accent-secondary: #00b894;
    --accent-glow: rgba(0, 212, 170, 0.4);
    --accent-blue: #3b82f6;
    --accent-yellow: #fbbf24;
    --accent-purple: #8b5cf6;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Border Colors */
    --border-primary: #1e3a5f;
    --border-accent: #00d4aa;
    
    /* Status Colors */
    --status-active: #00d4aa;
    --status-processing: #fbbf24;
    --status-idle: #64748b;
    --status-error: #ef4444;
    
    /* Spacing */
    --header-height: 60px;
    --footer-height: 40px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow: hidden;
}

/* ============================================
   Header Styles
   ============================================ */

.header {
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-title h1 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

.header-title .subtitle {
    font-size: 12px;
    color: var(--text-muted);
}

.header-center {
    display: flex;
    gap: 12px;
}

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

/* Buttons */
.btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    outline: none;
}

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

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

/* Status Indicators */
.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
}

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

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--status-active);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 20px;
    font-size: 12px;
    color: var(--text-secondary);
}

.status-badge.processing svg {
    color: var(--accent-yellow);
    animation: spin 2s linear infinite;
}

.status-badge.data-flows svg {
    color: var(--accent-primary);
}

.status-badge.agents svg {
    color: var(--accent-blue);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============================================
   Canvas Container
   ============================================ */

.canvas-container {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: var(--footer-height);
    overflow: hidden;
    background: 
        radial-gradient(ellipse at center, rgba(0, 212, 170, 0.03) 0%, transparent 70%),
        var(--bg-primary);
}

.connections-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.nodes-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

/* ============================================
   Agent Node Styles
   ============================================ */

.agent-node {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 16px 20px;
    min-width: 180px;
    cursor: pointer;
    transition: all var(--transition-normal);
    user-select: none;
}

.agent-node:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    box-shadow: 0 0 30px var(--accent-glow);
    transform: translateY(-2px);
}

.agent-node.orchestrator {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
    min-width: 260px;
}

.agent-node.dragging {
    opacity: 0.8;
    cursor: grabbing;
    z-index: 1000;
}

.agent-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.agent-icon svg {
    width: 20px;
    height: 20px;
    color: var(--bg-primary);
}

.agent-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.agent-description {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 12px;
    line-height: 1.4;
}

.agent-footer {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-primary);
}

.agent-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 500;
}

.agent-status.active {
    color: var(--status-active);
}

.agent-status.processing {
    color: var(--status-processing);
}

.agent-status.idle {
    color: var(--status-idle);
}

.agent-status .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.agent-status.active .dot {
    animation: pulse 2s infinite;
}

.agent-status.processing .dot {
    animation: blink 0.8s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.agent-meta {
    font-size: 11px;
    color: var(--text-muted);
}

.processing-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: rgba(251, 191, 36, 0.15);
    border: 1px solid var(--accent-yellow);
    border-radius: 4px;
    font-size: 10px;
    color: var(--accent-yellow);
    margin-left: auto;
}

/* ============================================
   Connection Lines
   ============================================ */

.connection-line {
    fill: none;
    stroke: var(--accent-primary);
    stroke-width: 2;
    filter: url(#glow);
    pointer-events: stroke;
    cursor: pointer;
}

.connection-line:hover {
    stroke-width: 3;
}

.connection-line-bg {
    fill: none;
    stroke: var(--accent-primary);
    stroke-width: 2;
    opacity: 0.3;
}

.connection-line-animated {
    fill: none;
    stroke: var(--accent-primary);
    stroke-width: 2;
    stroke-dasharray: 8, 4;
    animation: flow 1s linear infinite;
    filter: url(#glow);
}

@keyframes flow {
    from { stroke-dashoffset: 12; }
    to { stroke-dashoffset: 0; }
}

/* Data flow particles */
.data-particle {
    fill: var(--accent-primary);
    filter: url(#glow);
}

/* ============================================
   Zoom Controls
   ============================================ */

.zoom-controls {
    position: absolute;
    bottom: 80px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 50;
}

.zoom-btn {
    width: 32px;
    height: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.zoom-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

/* ============================================
   Minimap
   ============================================ */

.minimap {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 180px;
    height: 120px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    overflow: hidden;
    z-index: 50;
}

.minimap-viewport {
    position: absolute;
    border: 2px solid var(--accent-primary);
    background: rgba(0, 212, 170, 0.1);
    border-radius: 4px;
    pointer-events: none;
}

.minimap-node {
    position: absolute;
    background: var(--accent-primary);
    border-radius: 2px;
}

.minimap-connection {
    position: absolute;
    background: var(--accent-primary);
    opacity: 0.5;
    height: 1px;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--footer-height);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 24px;
    z-index: 100;
}

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

.instruction .highlight {
    color: var(--accent-primary);
    font-weight: 500;
}

.separator {
    color: var(--text-muted);
    opacity: 0.5;
}

/* ============================================
   Modal Styles
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    max-width: 700px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.modal-content.terminal {
    background: #0d0d0d;
}

.terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #1a1a1a;
    border-bottom: 1px solid #333;
}

.terminal-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.terminal-body {
    padding: 16px;
    max-height: 400px;
    overflow-y: auto;
}

.terminal-body pre {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 12px;
    line-height: 1.6;
    color: var(--accent-primary);
    white-space: pre-wrap;
    word-break: break-all;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-primary);
}

.modal-title {
    font-size: 16px;
    font-weight: 600;
}

.modal-body {
    padding: 20px;
    max-height: 500px;
    overflow-y: auto;
}

.modal-body pre {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-card);
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
}

.close-btn {
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.close-btn:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* ============================================
   Scrollbar Styles
   ============================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

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

/* ============================================
   Database Node Special Styling
   ============================================ */

.agent-node.database {
    border-color: var(--accent-blue);
}

.agent-node.database .agent-icon {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #2563eb 100%);
}

.agent-node.database:hover {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.4);
}

/* ============================================
   Responsive Adjustments
   ============================================ */

@media (max-width: 1200px) {
    .header-center {
        display: none;
    }
}

@media (max-width: 900px) {
    .status-badge {
        display: none;
    }
    
    .agent-node {
        min-width: 150px;
        padding: 12px 16px;
    }
    
    .agent-name {
        font-size: 12px;
    }
    
    .agent-description {
        font-size: 10px;
    }
}