/* ===== CSS Variables ===== */
:root {
    /* Colors - Midnight terminal theme */
    --bg-primary: #0c0c0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: #16161f;
    --bg-hover: #22222f;
    
    /* Accent colors */
    --accent-cyan: #00f0ff;
    --accent-purple: #b388ff;
    --accent-green: #00e676;
    --accent-orange: #ffab40;
    --accent-red: #ff5252;
    --accent-blue: #448aff;
    
    /* Agent colors */
    --agent-supervisor: #00f0ff;
    --agent-sentiment: #ffab40;
    --agent-topics: #b388ff;
    --agent-response: #00e676;
    --agent-memory: #448aff;
    
    /* Text */
    --text-primary: #e8e8f0;
    --text-secondary: #9090a8;
    --text-muted: #5a5a70;
    
    /* Borders */
    --border-color: #2a2a3a;
    --border-glow: rgba(0, 240, 255, 0.3);
    
    /* Typography */
    --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'IBM Plex Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
}

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

html {
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

/* Grid pattern background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: 
        linear-gradient(90deg, rgba(0,240,255,0.02) 1px, transparent 1px),
        linear-gradient(rgba(0,240,255,0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

/* ===== App Layout ===== */
.app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-height: 100vh;
}

/* ===== Header ===== */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-icon {
    font-size: 2rem;
    color: var(--accent-cyan);
    text-shadow: 0 0 20px var(--accent-cyan);
}

.header-text h1 {
    font-size: 1.3rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.session-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
}

.session-label {
    color: var(--text-muted);
}

.session-badge code {
    font-family: var(--font-mono);
    color: var(--accent-cyan);
}

.connection-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    box-shadow: 0 0 8px var(--accent-green);
}

/* ===== Main Grid Layout ===== */
.main-grid {
    display: grid;
    grid-template-columns: 300px 1fr 380px;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.left-column, .right-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-height: 0;
}

/* ===== Panels ===== */
.panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.panel-header h2 {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.panel-body {
    flex: 1;
    padding: var(--spacing-md);
    overflow: auto;
    min-height: 0;
}

.panel-footer {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

/* ===== Buttons ===== */
.btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: 0.75rem var(--spacing-md);
    background: linear-gradient(135deg, var(--accent-cyan), #0088aa);
    color: var(--bg-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.4);
}

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

.btn-primary .btn-icon {
    font-size: 0.8rem;
}

.btn-ghost {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--accent-cyan);
    color: var(--bg-primary);
    font-size: 0.7rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.btn-icon {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.9rem;
}

.btn-icon:disabled {
    opacity: 0.3;
}

/* ===== Input Panel ===== */
.input-panel {
    flex: 0 0 auto;
}

.input-panel textarea {
    width: 100%;
    height: 120px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--text-primary);
    resize: none;
}

.input-panel textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 2px rgba(0, 240, 255, 0.1);
}

.input-panel textarea::placeholder {
    color: var(--text-muted);
}

/* ===== Memory Panel ===== */
.memory-panel {
    flex: 1;
    min-height: 0;
}

.memory-stats {
    display: flex;
    gap: var(--spacing-sm);
}

.memory-stat {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.memory-stat .stat-value {
    font-weight: 600;
}

.memory-stat.session .stat-value { color: var(--accent-cyan); }
.memory-stat.semantic .stat-value { color: var(--accent-purple); }

.memory-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.memory-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

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

.memory-type-badge {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 3px;
    text-transform: uppercase;
}

.memory-type-badge.session {
    background: rgba(0, 240, 255, 0.15);
    color: var(--accent-cyan);
}

.memory-type-badge.semantic {
    background: rgba(179, 136, 255, 0.15);
    color: var(--accent-purple);
}

.memory-hint {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.memory-divider {
    height: 1px;
    background: var(--border-color);
}

.memory-search-box {
    display: flex;
    gap: var(--spacing-xs);
}

.memory-search-box input {
    flex: 1;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-primary);
}

.memory-search-box input:focus {
    outline: none;
    border-color: var(--accent-purple);
}

.memory-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    max-height: 120px;
    overflow-y: auto;
}

.memory-empty {
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: var(--spacing-sm);
    text-align: center;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.memory-item {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border-left: 2px solid var(--accent-cyan);
}

.memory-item.semantic {
    border-left-color: var(--accent-purple);
}

.memory-item-type {
    font-size: 0.6rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

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

.memory-item-meta {
    display: flex;
    gap: var(--spacing-sm);
    font-size: 0.6rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ===== Orchestration Panel ===== */
.orchestration-panel {
    flex: 1;
    min-height: 0;
}

.execution-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.stat-divider {
    opacity: 0.3;
}

.orchestration-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.orchestration-empty {
    text-align: center;
    color: var(--text-muted);
}

.orchestration-empty .empty-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.orchestration-empty p {
    font-size: 0.9rem;
}

.orchestration-empty .empty-hint {
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
    color: var(--text-muted);
}

.orchestration-flow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    width: 100%;
    padding: var(--spacing-md);
}

/* Agent Nodes */
.agent-node {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.3s ease;
}

.agent-node.active {
    box-shadow: 0 0 20px var(--agent-supervisor);
}

.agent-node.supervisor {
    width: 100%;
    max-width: 500px;
    border-color: var(--agent-supervisor);
}

.agent-node.supervisor.active {
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.3);
}

.agent-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.agent-icon {
    font-size: 1rem;
}

.agent-name {
    font-weight: 500;
    font-size: 0.85rem;
    flex: 1;
}

.agent-status {
    font-size: 0.65rem;
    font-family: var(--font-mono);
    padding: 2px 6px;
    border-radius: 3px;
    background: var(--bg-hover);
    color: var(--text-muted);
}

.agent-status.running {
    background: rgba(0, 240, 255, 0.15);
    color: var(--accent-cyan);
    animation: statusPulse 1s infinite;
}

.agent-status.complete {
    background: rgba(0, 230, 118, 0.15);
    color: var(--accent-green);
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.agent-thinking {
    padding: var(--spacing-sm) var(--spacing-md);
    display: none;
}

.agent-thinking.visible {
    display: block;
}

.thinking-label {
    font-size: 0.7rem;
    color: var(--accent-purple);
    margin-bottom: var(--spacing-xs);
}

.thinking-content {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.6;
    max-height: 100px;
    overflow-y: auto;
}

/* Agent Connections */
.agent-connections {
    display: flex;
    justify-content: center;
    gap: 80px;
    position: relative;
    height: 30px;
}

.connection-line {
    width: 2px;
    height: 100%;
    background: var(--border-color);
    position: relative;
}

.connection-line.active {
    background: var(--accent-cyan);
    box-shadow: 0 0 8px var(--accent-cyan);
}

.connection-line::after {
    content: '▼';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.5rem;
    color: inherit;
}

/* Specialist Agents Grid */
.specialist-agents {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    width: 100%;
}

.agent-node.specialist {
    min-width: 0;
}

.agent-node.specialist .agent-header {
    padding: var(--spacing-xs) var(--spacing-sm);
}

.agent-node.specialist .agent-name {
    font-size: 0.8rem;
}

.agent-node.sentiment { border-color: var(--agent-sentiment); }
.agent-node.topics { border-color: var(--agent-topics); }
.agent-node.response { border-color: var(--agent-response); }
.agent-node.memory-agent { border-color: var(--agent-memory); }

.agent-node.sentiment.active { box-shadow: 0 0 15px rgba(255, 171, 64, 0.4); }
.agent-node.topics.active { box-shadow: 0 0 15px rgba(179, 136, 255, 0.4); }
.agent-node.response.active { box-shadow: 0 0 15px rgba(0, 230, 118, 0.4); }
.agent-node.memory-agent.active { box-shadow: 0 0 15px rgba(68, 138, 255, 0.4); }

.agent-tool {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.65rem;
    color: var(--text-muted);
    background: var(--bg-primary);
}

.tool-latency {
    font-family: var(--font-mono);
    color: var(--accent-green);
}

.agent-output {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.7rem;
    color: var(--text-secondary);
    max-height: 60px;
    overflow-y: auto;
    display: none;
}

.agent-output.visible {
    display: block;
}

/* ===== Results Panel ===== */
.results-panel {
    flex: 1;
    min-height: 0;
}

.results-body {
    font-size: 0.85rem;
}

.results-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
}

.results-empty .empty-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.5;
}

.results-section {
    margin-bottom: var(--spacing-md);
}

.results-section h3 {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-cyan);
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--border-color);
}

.sentiment-result {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.sentiment-emoji {
    font-size: 2rem;
}

.sentiment-details {
    flex: 1;
}

.sentiment-label {
    font-weight: 600;
    font-size: 0.9rem;
}

.sentiment-confidence {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.topics-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.topic-tag {
    padding: 3px 8px;
    background: rgba(179, 136, 255, 0.15);
    color: var(--accent-purple);
    font-size: 0.7rem;
    border-radius: 3px;
}

.response-text {
    padding: var(--spacing-sm);
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border-left: 2px solid var(--accent-green);
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* ===== Traces Panel ===== */
.traces-panel {
    flex: 0 0 200px;
}

.trace-id-display {
    font-size: 0.65rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.trace-waterfall {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.trace-empty {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    padding: var(--spacing-md);
}

.trace-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.7rem;
}

.trace-name {
    width: 100px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.trace-bar-container {
    flex: 1;
    height: 16px;
    background: var(--bg-card);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.trace-bar {
    height: 100%;
    border-radius: 2px;
    position: absolute;
    left: 0;
    transition: width 0.3s ease;
}

.trace-bar.supervisor { background: var(--agent-supervisor); }
.trace-bar.sentiment { background: var(--agent-sentiment); }
.trace-bar.topics { background: var(--agent-topics); }
.trace-bar.response { background: var(--agent-response); }
.trace-bar.memory { background: var(--agent-memory); }

.trace-duration {
    width: 50px;
    text-align: right;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-in {
    animation: fadeIn 0.3s ease;
}

/* ===== Responsive ===== */
@media (max-width: 1400px) {
    .main-grid {
        grid-template-columns: 280px 1fr 320px;
    }
    
    .specialist-agents {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1100px) {
    .main-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto 1fr;
    }
    
    .left-column {
        grid-column: 1;
        grid-row: 1;
    }
    
    .orchestration-panel {
        grid-column: 2;
        grid-row: 1 / 3;
    }
    
    .right-column {
        grid-column: 1;
        grid-row: 2;
    }
}