/* ═══════════════════════════════════════════════════════
   HiveBoard Lite — "For Humans" Edition
   
   Design philosophy: Calm, spacious, and obvious.
   Every status should be understandable in 2 seconds.
   ═══════════════════════════════════════════════════════ */

:root {
    /* Status colors — high contrast on light bg */
    --idle: #94a3b8;
    --active: #2563eb;
    --success: #16a34a;
    --warning: #d97706;
    --error: #dc2626;
    --stuck: #b91c1c;
    --llm: #7c3aed;

    /* Surfaces — warm, paper-like */
    --bg-deep: #f5f3ef;
    --bg-primary: #ffffff;
    --bg-card: #ffffff;
    --bg-elevated: #fafaf8;
    --bg-hover: #f0eeea;

    /* Borders — soft, barely there */
    --border: #e2e0db;
    --border-subtle: #eceae5;

    /* Text — high readability */
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #8a8a8a;

    /* Accent — warm amber */
    --accent: #c2410c;
    --accent-dim: rgba(194, 65, 12, 0.06);
    --accent-hover: rgba(194, 65, 12, 0.1);

    /* Fonts */
    --font-mono: 'IBM Plex Mono', monospace;
    --font-sans: 'Plus Jakarta Sans', sans-serif;

    /* Sizing */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-deep);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ═══════════════════════════════════════════
   TOP BAR — clean, friendly header
   ═══════════════════════════════════════════ */

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 56px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-weight: 800;
    font-size: 17px;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.logo-hex {
    width: 28px;
    height: 28px;
    background: var(--accent);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logo-hex-inner {
    width: 18px;
    height: 18px;
    background: var(--bg-primary);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.logo span {
    color: var(--accent);
}

.workspace-badge {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-deep);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid var(--border);
}

/* ─── VIEW TABS ─── */
.view-tabs {
    display: flex;
    gap: 4px;
    background: var(--bg-deep);
    padding: 4px;
    border-radius: var(--radius-md);
}

.view-tab {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    padding: 6px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    background: transparent;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 6px;
}

.view-tab:hover {
    color: var(--text-secondary);
    background: var(--bg-hover);
}

.view-tab.active {
    background: var(--bg-primary);
    color: var(--accent);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.view-tab svg {
    opacity: 0.7;
}

.view-tab.active svg {
    opacity: 1;
    stroke: var(--accent);
}

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

.status-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-deep);
    padding: 5px 14px;
    border-radius: 20px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse-dot 2.5s ease infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.3); }
    50% { opacity: 0.7; box-shadow: 0 0 0 5px rgba(22, 163, 74, 0); }
}

.env-selector {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    outline: none;
}

.env-selector:focus {
    border-color: var(--accent);
}

/* ═══════════════════════════════════════════
   FILTER BAR
   ═══════════════════════════════════════════ */

.active-filter-bar {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 8px 24px;
    background: var(--accent-dim);
    border-bottom: 1px solid rgba(194, 65, 12, 0.15);
    flex-shrink: 0;
}

.active-filter-bar.visible {
    display: flex;
}

.filter-pill-global {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent);
    font-weight: 500;
}

.filter-clear-btn {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    padding: 3px 14px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.15s;
}

.filter-clear-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ═══════════════════════════════════════════
   MAIN LAYOUT — 3-panel grid
   ═══════════════════════════════════════════ */

.main-layout {
    display: grid;
    grid-template-columns: 300px 1fr 340px;
    grid-template-rows: 1fr;
    height: calc(100vh - 56px);
    gap: 0;
}

.main-layout.has-filter {
    height: calc(100vh - 56px - 37px);
}

/* ═══════════════════════════════════════════
   LEFT PANEL: AGENTS ("The Hive")
   ═══════════════════════════════════════════ */

.hive-panel {
    background: var(--bg-primary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.panel-header-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.panel-title {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.2px;
}

.panel-count {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    background: var(--bg-deep);
    padding: 3px 10px;
    border-radius: 20px;
}

.attention-badge {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: var(--error);
    padding: 2px 10px;
    border-radius: 20px;
    animation: attention-pulse 2s ease infinite;
}

@keyframes attention-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.3); }
    50% { box-shadow: 0 0 0 5px rgba(220, 38, 38, 0); }
}

.hive-list {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

.hive-list::-webkit-scrollbar { width: 5px; }
.hive-list::-webkit-scrollbar-track { background: transparent; }
.hive-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ─── AGENT CARD ─── */
.agent-card {
    background: var(--bg-card);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    position: relative;
}

.agent-card:hover {
    background: var(--bg-hover);
    border-color: #ccc;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.agent-card.selected {
    border-color: var(--accent);
    background: var(--accent-dim);
    box-shadow: 0 0 0 3px rgba(194, 65, 12, 0.08);
}

.agent-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.agent-name {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.2px;
}

.agent-status-badge {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 3px 10px;
    border-radius: 20px;
}

.badge-processing {
    background: rgba(37, 99, 235, 0.1);
    color: var(--active);
}

.badge-idle {
    background: rgba(148, 163, 184, 0.12);
    color: var(--idle);
}

.badge-error {
    background: rgba(220, 38, 38, 0.1);
    color: var(--error);
}

.badge-stuck {
    background: rgba(185, 28, 28, 0.12);
    color: var(--stuck);
    animation: stuck-blink 1.5s ease infinite;
}

.badge-waiting {
    background: rgba(217, 119, 6, 0.1);
    color: var(--warning);
}

.badge-completed {
    background: rgba(22, 163, 74, 0.1);
    color: var(--success);
}

@keyframes stuck-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.agent-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-muted);
}

.agent-type-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    background: var(--bg-deep);
    padding: 2px 8px;
    border-radius: 4px;
}

.heartbeat-indicator {
    display: flex;
    align-items: center;
    gap: 5px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
}

.hb-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.hb-fresh { background: var(--success); }
.hb-stale { background: var(--warning); }
.hb-dead { background: var(--error); }

/* Agent card enrichment */
.agent-card-pipeline {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.queue-badge {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--active);
    background: rgba(37, 99, 235, 0.08);
    padding: 2px 8px;
    border-radius: 4px;
}

.queue-badge.high {
    color: var(--warning);
    background: rgba(217, 119, 6, 0.08);
}

.issue-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    color: var(--error);
}

.issue-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--error);
}

.processing-line {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.agent-task-info {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-subtle);
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.clickable-entity {
    cursor: pointer;
    transition: color 0.1s;
}

.clickable-entity:hover {
    color: var(--accent) !important;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.sparkline-row {
    margin-top: 10px;
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 22px;
}

.spark-bar {
    flex: 1;
    min-width: 3px;
    border-radius: 2px 2px 0 0;
    opacity: 0.35;
    transition: opacity 0.2s;
}

.agent-card:hover .spark-bar {
    opacity: 0.6;
}

.urgency-glow {
    border-color: rgba(220, 38, 38, 0.4) !important;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.06), 0 2px 8px rgba(220, 38, 38, 0.08);
}

/* ═══════════════════════════════════════════
   CENTER PANEL
   ═══════════════════════════════════════════ */

.center-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-deep);
}

.center-view {
    display: none;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
}

.center-view.active {
    display: flex;
}

/* ─── SUMMARY BAR ─── */
.summary-bar {
    display: flex;
    gap: 1px;
    padding: 0;
    background: var(--border);
    flex-shrink: 0;
}

.summary-stat {
    flex: 1;
    background: var(--bg-primary);
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: background 0.15s;
}

.summary-stat.clickable {
    cursor: pointer;
}

.summary-stat.clickable:hover {
    background: var(--bg-hover);
}

.summary-stat.active-filter-stat {
    background: var(--accent-dim);
}

.summary-stat:first-child {
    padding-left: 24px;
}

.stat-label {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
}

.stat-value {
    font-family: var(--font-sans);
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.stat-value.green { color: var(--success); }
.stat-value.amber { color: var(--warning); }
.stat-value.red { color: var(--error); }
.stat-value.blue { color: var(--active); }
.stat-value.purple { color: var(--llm); }

/* ─── METRICS MINI-CHARTS ─── */
.metrics-row {
    display: flex;
    gap: 1px;
    background: var(--border);
    flex-shrink: 0;
}

.metric-cell {
    flex: 1;
    background: var(--bg-primary);
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.metric-chart {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 28px;
}

.metric-bar {
    flex: 1;
    border-radius: 2px 2px 0 0;
    min-width: 5px;
    transition: height 0.3s ease;
}

/* ═══════════════════════════════════════════
   TIMELINE
   ═══════════════════════════════════════════ */

.timeline-section {
    flex: 2 1 60%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 250px;
}

.timeline-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    background: var(--bg-primary);
}

.timeline-header-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.timeline-header-right {
    display: flex;
    gap: 8px;
    align-items: center;
}

.timeline-task-id {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
}

.timeline-task-meta {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    gap: 16px;
}

.timeline-task-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.permalink-btn {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    padding: 5px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all 0.15s;
}

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

/* Plan progress bar */
.plan-bar {
    display: none;
    padding: 10px 24px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.plan-bar.visible {
    display: block;
}

.plan-bar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.plan-bar-label {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
}

.plan-bar-progress {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-secondary);
}

.plan-steps {
    display: flex;
    gap: 4px;
}

.plan-step {
    flex: 1;
    border-radius: var(--radius-sm);
    position: relative;
    cursor: default;
    transition: opacity 0.2s;
    display: flex;
    flex-direction: column;
}

.plan-step-label {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}
.plan-step.completed .plan-step-label { color: var(--success); }
.plan-step.active .plan-step-label { color: var(--active); }
.plan-step.failed .plan-step-label { color: var(--error); }

.plan-step-bar {
    height: 20px;
    border-radius: var(--radius-sm);
    width: 100%;
}
.plan-step.completed .plan-step-bar { background: var(--success); opacity: 0.65; }
.plan-step.active .plan-step-bar { background: var(--active); animation: plan-pulse 1.5s ease infinite; }
.plan-step.failed .plan-step-bar { background: var(--error); opacity: 0.65; }
.plan-step.pending .plan-step-bar { background: var(--bg-elevated); border: 1.5px solid var(--border); }
.plan-step.skipped .plan-step-bar { background: var(--idle); opacity: 0.25; }

@keyframes plan-pulse {
    0%, 100% { opacity: 0.65; }
    50% { opacity: 1; }
}

.plan-step-tooltip {
    display: none;
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    font-family: var(--font-sans);
    font-size: 12px;
    color: #fff;
    white-space: nowrap;
    z-index: 10;
    margin-bottom: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.plan-step:hover .plan-step-tooltip {
    display: block;
}

/* Timeline canvas */
.timeline-canvas {
    flex: 1;
    overflow-x: auto;
    overflow-y: auto;
    padding: 44px 24px 24px;
    background: var(--bg-deep);
    position: relative;
    min-height: 0;
}

.timeline-canvas::-webkit-scrollbar { height: 6px; width: 6px; }
.timeline-canvas::-webkit-scrollbar-track { background: var(--bg-deep); }
.timeline-canvas::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.timeline-track {
    display: flex;
    align-items: center;
    gap: 0;
    min-width: max-content;
    padding: 10px 0;
    position: relative;
}

.tl-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    cursor: pointer;
}

.tl-node-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2.5px solid;
    background: var(--bg-deep);
    z-index: 2;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.tl-node:hover .tl-node-dot {
    transform: scale(1.35);
}

.tl-node.pinned .tl-node-dot {
    transform: scale(1.35);
    box-shadow: 0 0 0 4px rgba(194, 65, 12, 0.2);
}

/* LLM call node — diamond-ish */
.tl-node.llm-node .tl-node-dot {
    border-color: var(--llm);
    border-radius: 5px;
    width: 18px;
    height: 18px;
}

.tl-node.llm-node .tl-node-label {
    color: var(--llm);
}

.tl-llm-badge {
    position: absolute;
    top: -44px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--llm);
    background: rgba(124, 58, 237, 0.1);
    padding: 3px 8px;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
    z-index: 10;
}

.tl-node:hover .tl-llm-badge {
    opacity: 1;
}

.tl-node-label {
    position: absolute;
    top: -28px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    color: var(--text-muted);
    transition: color 0.1s;
    max-width: 130px;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
}

.tl-node:hover .tl-node-label,
.tl-node.pinned .tl-node-label {
    color: var(--text-primary);
}

.tl-node-time {
    position: absolute;
    bottom: -24px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
}

.tl-connector {
    height: 2px;
    min-width: 40px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tl-connector-line {
    width: 100%;
    height: 2px;
    border-radius: 1px;
}

.tl-connector-duration {
    position: absolute;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    top: -16px;
    white-space: nowrap;
    background: var(--bg-deep);
    padding: 0 6px;
}

/* Pinned detail panel */
.pinned-detail {
    width: 0;
    flex-shrink: 0;
    background: var(--bg-primary);
    border-left: 1px solid var(--border);
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.pinned-detail.visible {
    display: flex;
    width: 380px;
}

.pinned-detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-subtle);
}

.pinned-detail-title {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 700;
}

.pinned-detail-close {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    background: none;
    border: 1px solid var(--border);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    transition: all 0.15s;
}

.pinned-detail-close:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.pinned-detail-body {
    padding: 14px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

.detail-col {
    display: flex;
    flex-direction: column;
    gap: 5px;
    min-width: 150px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    font-family: var(--font-mono);
    font-size: 12px;
}

.detail-key {
    color: var(--text-muted);
}

.detail-val {
    color: var(--text-secondary);
    font-weight: 500;
}

.detail-payload-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--bg-deep);
    border: 1px solid var(--border);
    color: var(--text-muted);
    margin-right: 4px;
    margin-top: 4px;
}

.detail-section-label {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--accent);
    padding-bottom: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2px;
}

.detail-section-dim {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    padding-bottom: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2px;
}

.detail-sub-label {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

.detail-pre-block {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-secondary);
    background: var(--bg-deep);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 200px;
    overflow-y: auto;
    line-height: 1.5;
}

.detail-val-mono {
    color: var(--text-secondary);
    font-weight: 500;
    font-family: var(--font-mono);
    font-size: 11px;
    word-break: break-all;
}

.detail-val-error {
    color: var(--error);
    font-weight: 600;
}

/* ═══════════════════════════════════════════
   TASKS TABLE
   ═══════════════════════════════════════════ */

.tasks-table-section {
    flex: 1 1 auto;
    min-height: 100px;
    max-height: 24%;
    overflow-y: auto;
    border-top: 1px solid var(--border);
}

.tasks-table-section::-webkit-scrollbar { width: 5px; }
.tasks-table-section::-webkit-scrollbar-track { background: transparent; }
.tasks-table-section::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.tasks-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.tasks-table thead {
    position: sticky;
    top: 0;
    z-index: 5;
    background: var(--bg-primary);
}

.tasks-table th {
    text-align: left;
    padding: 10px 14px;
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}

.tasks-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 13px;
}

.tasks-table tr {
    cursor: pointer;
    transition: background 0.1s;
}

.tasks-table tbody tr:hover {
    background: var(--bg-hover);
}

.tasks-table tbody tr.selected-row {
    background: var(--accent-dim);
}

.task-status-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    margin-right: 7px;
    vertical-align: middle;
}

.task-duration {
    font-variant-numeric: tabular-nums;
}

.task-llm-badge {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--llm);
    background: rgba(124, 58, 237, 0.08);
    padding: 2px 7px;
    border-radius: 4px;
}

/* ═══════════════════════════════════════════
   RIGHT: ACTIVITY STREAM
   ═══════════════════════════════════════════ */

.stream-panel {
    background: var(--bg-primary);
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ─── Narrative Log Panel ─── */
.narrative-panel {
    flex: 0 0 40%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-bottom: none;
}

.sub-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.sub-panel-title {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.narrative-list {
    flex: 1;
    overflow-y: auto;
    padding: 6px 10px;
}

.narrative-list::-webkit-scrollbar { width: 5px; }
.narrative-list::-webkit-scrollbar-track { background: transparent; }
.narrative-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.narrative-event {
    padding: 5px 8px;
    font-family: var(--font-sans);
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 8px;
}

.narrative-event:last-child { border-bottom: none; }

.narrative-sentence {
    word-break: break-word;
    flex: 1;
}

.narrative-time {
    font-size: 10px;
    color: var(--text-muted);
    white-space: nowrap;
    flex-shrink: 0;
}

/* ─── Stream Divider ─── */
.stream-divider {
    height: 1px;
    background: var(--border);
    flex-shrink: 0;
}

/* ─── Raw Stream Panel ─── */
.raw-stream-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.stream-filters {
    padding: 10px 14px;
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.filter-chip {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 20px;
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
}

.filter-chip:hover {
    border-color: #ccc;
    color: var(--text-secondary);
}

.filter-chip.active {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
    font-weight: 600;
}

.live-badge {
    display: flex;
    align-items: center;
    gap: 5px;
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    color: var(--success);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.live-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse-dot 2.5s ease infinite;
}

.stream-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.stream-list::-webkit-scrollbar { width: 5px; }
.stream-list::-webkit-scrollbar-track { background: transparent; }
.stream-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.stream-event {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-subtle);
    transition: background 0.1s;
    border-radius: var(--radius-sm);
    margin-bottom: 2px;
}

.stream-event:hover {
    background: var(--bg-hover);
}

.stream-event-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}

.stream-event-type {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.event-type-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.event-kind-icon {
    font-size: 12px;
    margin-right: 2px;
}

.stream-event-time {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
}

.stream-event-body {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.stream-event-agent {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 3px;
}

/* ═══════════════════════════════════════════
   AGENT DETAIL VIEW
   ═══════════════════════════════════════════ */

.agent-detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.agent-detail-identity {
    display: flex;
    align-items: center;
    gap: 14px;
}

.agent-detail-name {
    font-family: var(--font-sans);
    font-size: 17px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.agent-detail-close {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    background: none;
    border: 1px solid var(--border);
    padding: 6px 16px;
    border-radius: var(--radius-sm);
    transition: all 0.15s;
}

.agent-detail-close:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.detail-tabs {
    display: flex;
    gap: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    padding: 0 24px;
}

.detail-tab {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    padding: 12px 18px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.15s;
}

.detail-tab:hover {
    color: var(--text-secondary);
}

.detail-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.detail-tab-content {
    display: none;
    flex: 1;
    overflow-y: auto;
    padding: 20px 24px;
    background: var(--bg-deep);
}

.detail-tab-content.active {
    display: block;
}

.detail-tab-content::-webkit-scrollbar { width: 5px; }
.detail-tab-content::-webkit-scrollbar-track { background: transparent; }
.detail-tab-content::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* Pipeline sections */
.pipeline-section {
    margin-bottom: 28px;
}

.pipeline-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.pipeline-section-title {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
}

.pipeline-badge {
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 20px;
    background: var(--bg-elevated);
    color: var(--text-muted);
}

.pipeline-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
}

.pipeline-table th {
    text-align: left;
    padding: 10px 14px;
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
}

.pipeline-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 12px;
}

.pipeline-table tr:last-child td {
    border-bottom: none;
}

.priority-badge {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
}

.priority-high { background: rgba(220, 38, 38, 0.08); color: var(--error); }
.priority-normal { background: rgba(37, 99, 235, 0.08); color: var(--active); }
.priority-low { background: rgba(148, 163, 184, 0.08); color: var(--idle); }

.severity-badge {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
}

.severity-critical { background: rgba(185, 28, 28, 0.1); color: var(--stuck); }
.severity-high { background: rgba(220, 38, 38, 0.08); color: var(--error); }
.severity-medium { background: rgba(217, 119, 6, 0.08); color: var(--warning); }

.pipeline-empty {
    padding: 24px;
    text-align: center;
    font-family: var(--font-sans);
    font-size: 13px;
    color: var(--text-muted);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

/* ═══════════════════════════════════════════
   COST EXPLORER
   ═══════════════════════════════════════════ */

.cost-range-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    background: var(--bg-secondary);
    width: 100%;
}

.cost-range-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.cost-ribbon {
    display: flex;
    gap: 1px;
    background: var(--border);
    flex-shrink: 0;
    flex-wrap: wrap;
}

.cost-stat {
    flex: 1;
    background: var(--bg-primary);
    padding: 18px 22px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cost-tables {
    flex: 1;
    overflow-y: auto;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.cost-tables::-webkit-scrollbar { width: 5px; }
.cost-tables::-webkit-scrollbar-track { background: transparent; }
.cost-tables::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.cost-section-title {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.cost-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
}

.cost-table th {
    text-align: left;
    padding: 10px 16px;
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
}

.cost-table td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 13px;
}

.cost-table tr:last-child td {
    border-bottom: none;
}

.cost-bar {
    height: 5px;
    border-radius: 3px;
    background: var(--llm);
    opacity: 0.5;
    margin-top: 4px;
}

.model-badge {
    font-family: var(--font-mono);
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 4px;
    background: rgba(124, 58, 237, 0.08);
    color: var(--llm);
}

/* ── Cost Drilldown ── */

.cost-row.clickable {
    cursor: pointer;
    transition: background 0.15s;
}

.cost-row.clickable:hover {
    background: rgba(124, 58, 237, 0.04);
}

.cost-row-expanded {
    background: rgba(124, 58, 237, 0.06) !important;
}

.cost-row-chevron {
    display: inline-block;
    width: 16px;
    font-size: 11px;
    color: var(--text-muted);
    margin-right: 4px;
    text-align: center;
}

.cost-drilldown-row td {
    padding: 0 !important;
    border-bottom: none !important;
}

.cost-drilldown {
    padding: 12px 16px 16px;
    background: rgba(124, 58, 237, 0.03);
    border-top: 1px solid rgba(124, 58, 237, 0.1);
}

.cost-drilldown-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 600;
}

.cost-drilldown-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.cost-drilldown-table thead th {
    text-align: left;
    padding: 4px 8px;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
}

.cost-drilldown-table tbody tr {
    transition: background 0.12s;
}

.cost-drilldown-table tbody tr:hover {
    background: rgba(124, 58, 237, 0.06);
}

.cost-drilldown-table tbody td {
    padding: 5px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    white-space: nowrap;
}

.cost-drilldown-loading {
    text-align: center;
    padding: 16px;
    color: var(--text-muted);
    font-size: 12px;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.cost-drilldown-empty {
    text-align: center;
    padding: 16px;
    color: var(--text-muted);
    font-size: 12px;
}

.cost-drilldown-more {
    display: block;
    margin: 10px auto 0;
    padding: 5px 16px;
    font-size: 12px;
    color: var(--llm);
    background: rgba(124, 58, 237, 0.08);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.cost-drilldown-more:hover {
    background: rgba(124, 58, 237, 0.15);
    border-color: rgba(124, 58, 237, 0.4);
}

/* ── Has-Prompt Indicator ── */

.has-prompt-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--llm);
    margin-left: 5px;
    vertical-align: middle;
    opacity: 0.7;
}

.stream-detail-btn .has-prompt-dot {
    margin-left: 0;
    margin-right: 4px;
}

/* ═══════════════════════════════════════════
   SHARED UTILITIES
   ═══════════════════════════════════════════ */

/* Connection: disconnected */
.status-dot.disconnected {
    background: var(--error);
    animation: none;
}

/* Toast notifications */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-family: var(--font-sans);
    font-weight: 500;
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    animation: toast-in 0.25s ease;
}

.toast.error {
    border-color: var(--error);
    background: rgba(220, 38, 38, 0.04);
}

@keyframes toast-in {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Empty states */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 48px 24px;
    color: var(--text-muted);
    font-size: 13px;
    font-family: var(--font-sans);
    text-align: center;
}

.empty-state-icon {
    font-size: 28px;
    opacity: 0.4;
}

/* Fade in animation */
.fade-in {
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════════════════
   HiveBoard v2 — ADDITIONAL STYLES
   Features: Action tree, Duration breakdown, Token bars,
   Agent metadata tooltip, Fleet pipeline, Rich stream cards
   ═══════════════════════════════════════════════════════ */

/* ─── VIEW TOGGLE (Tree / Flat) ─── */

.view-toggle {
    display: flex;
    gap: 2px;
    background: var(--bg-deep);
    padding: 3px;
    border-radius: var(--radius-sm);
}

.view-toggle-btn {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    padding: 4px 12px;
    border-radius: 4px;
    cursor: pointer;
    border: none;
    background: transparent;
    transition: all 0.15s;
}

.view-toggle-btn:hover {
    color: var(--text-secondary);
}

.view-toggle-btn.active {
    background: var(--bg-primary);
    color: var(--accent);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

/* ─── FEATURE 1: Duration Breakdown ─── */

.duration-breakdown {
    padding: 12px 24px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.duration-breakdown-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.duration-breakdown-label {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
}

.duration-breakdown-total {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.duration-bars {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.dur-bar-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.dur-bar-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    width: 60px;
    text-align: right;
    flex-shrink: 0;
}

.dur-bar-track {
    flex: 1;
    height: 10px;
    background: var(--bg-deep);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.dur-bar-fill {
    height: 100%;
    border-radius: 5px;
    transition: width 0.4s ease;
}

.dur-bar-value {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-secondary);
    width: 90px;
    flex-shrink: 0;
}

/* ─── FEATURES 4+5: Action Tree ─── */

.tree-split {
    display: flex;
    flex: 1;
    overflow: hidden;
    min-height: 200px;
}

.action-tree-canvas {
    flex: 1;
    overflow: auto;
    padding: 16px 24px;
    background: var(--bg-deep);
}

.action-tree-canvas::-webkit-scrollbar {
    width: 5px;
}

.action-tree-canvas::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.tree-node {
    position: relative;
    margin-left: 0;
}

.tree-node-row {
    display: flex;
    align-items: flex-start;
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.1s;
    gap: 10px;
    margin-bottom: 1px;
}

.tree-node-row:hover {
    background: var(--bg-hover);
}

.tree-indent {
    display: flex;
    align-items: stretch;
    flex-shrink: 0;
}

.tree-guide {
    width: 20px;
    position: relative;
    flex-shrink: 0;
}

.tree-guide::before {
    content: '';
    position: absolute;
    left: 9px;
    top: 0;
    bottom: 0;
    width: 1.5px;
    background: var(--border);
}

.tree-guide.last::before {
    bottom: 50%;
}

.tree-guide::after {
    content: '';
    position: absolute;
    left: 9px;
    top: 50%;
    width: 10px;
    height: 1.5px;
    background: var(--border);
}

.tree-icon {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    flex-shrink: 0;
    margin-top: 1px;
}

.tree-icon.llm {
    background: rgba(124,58,237,0.12);
    color: var(--llm);
    border-radius: 5px;
}

.tree-icon.action {
    background: rgba(37,99,235,0.1);
    color: var(--active);
}

.tree-icon.error {
    background: rgba(220,38,38,0.1);
    color: var(--error);
}

.tree-icon.success {
    background: rgba(22,163,74,0.1);
    color: var(--success);
}

.tree-icon.system {
    background: rgba(148,163,184,0.1);
    color: var(--idle);
}

.tree-icon.warning {
    background: rgba(217,119,6,0.1);
    color: var(--warning);
}

.tree-icon.retry {
    background: rgba(220,38,38,0.08);
    color: var(--error);
    font-size: 9px;
}

.tree-icon.human {
    background: rgba(22,163,74,0.08);
    color: var(--success);
}

.tree-content {
    flex: 1;
    min-width: 0;
}

.tree-label {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tree-label-name { }

.tree-dur {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 400;
}

.tree-detail-line {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 3px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* ─── FEATURE 5: Error chain inline ─── */

.tree-error-line {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--error);
    margin-top: 3px;
    padding: 4px 8px;
    background: rgba(220,38,38,0.04);
    border-radius: 4px;
    border-left: 2.5px solid var(--error);
}

.tree-status {
    flex-shrink: 0;
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    margin-top: 2px;
}

.tree-status.completed { color: var(--success); }
.tree-status.failed { color: var(--error); }
.tree-status.processing { color: var(--active); }

.tree-children {
    margin-left: 20px;
}

/* ─── FEATURE 2: Token Ratio Bars ─── */

.token-bar-container {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.token-bar {
    height: 6px;
    border-radius: 3px;
    min-width: 3px;
    display: inline-block;
}

.token-bar.in {
    background: rgba(124,58,237,0.4);
}

.token-bar.out {
    background: rgba(124,58,237,0.7);
}

.token-label {
    font-size: 10px;
    color: var(--text-muted);
}

.model-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--llm);
    background: rgba(124,58,237,0.08);
    padding: 1px 6px;
    border-radius: 3px;
}

.cost-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--llm);
}

/* ─── FEATURE 3: Agent Metadata Tooltip ─── */

.agent-card.has-meta {
    position: relative;
}

.agent-meta-tooltip {
    display: none;
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 50;
    pointer-events: none;
}

.agent-card.has-meta:hover .agent-meta-tooltip {
    display: block;
}

.agent-meta-tooltip-inner {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    display: flex;
    gap: 6px;
    white-space: nowrap;
}

.meta-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-muted);
    background: var(--bg-deep);
    padding: 2px 7px;
    border-radius: 3px;
    border: 1px solid var(--border-subtle);
}

/* Agent detail metadata row */
.agent-detail-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
    flex-wrap: wrap;
}

/* ─── FEATURE 6: Pipeline Tab Badge ─── */

.pipeline-tab-badge {
    font-family: var(--font-sans);
    font-size: 9px;
    font-weight: 700;
    color: #fff;
    background: var(--warning);
    padding: 1px 5px;
    border-radius: 8px;
    margin-left: 4px;
    display: inline-block;
}

/* ─── FEATURE 6: Fleet Pipeline View ─── */

.fleet-pipeline-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
}

.fleet-pipeline-content {
    flex: 1;
    overflow: auto;
    padding: 16px 24px;
}

.fleet-pipeline-totals {
    display: flex;
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 24px;
}

.fleet-pipeline-totals .summary-stat {
    flex: 1;
    background: var(--bg-primary);
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.fleet-pipeline-table tr:hover {
    background: var(--bg-hover);
}

.fleet-row-attention {
    background: rgba(217,119,6,0.03);
}

.fleet-row-attention:hover {
    background: rgba(217,119,6,0.06) !important;
}

/* ─── FEATURE 7: Rich Stream Event Cards ─── */

.stream-event-detail {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.stream-detail-tag {
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 10px;
}

.stream-detail-tag.llm {
    background: rgba(124,58,237,0.08);
    color: var(--llm);
}

.stream-detail-tag.error {
    background: rgba(220,38,38,0.06);
    color: var(--error);
}

.stream-detail-tag.cost {
    color: var(--llm);
}

.stream-detail-tag.tokens {
    color: var(--text-muted);
}

.stream-detail-tag.duration {
    color: var(--text-muted);
}

.stream-detail-tag.severity {
    padding: 1px 6px;
    border-radius: 3px;
    font-weight: 600;
}

.stream-detail-tag.severity.high {
    background: rgba(220,38,38,0.06);
    color: var(--error);
}

/* ═══════════════════════════════════════════
   LLM DETAIL MODAL
   ═══════════════════════════════════════════ */

.llm-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.llm-modal-overlay.visible {
    display: flex;
}

.llm-modal {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 680px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    padding: 28px;
}

.llm-modal::-webkit-scrollbar { width: 5px; }
.llm-modal::-webkit-scrollbar-track { background: transparent; }
.llm-modal::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.llm-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
}

.llm-modal-name {
    font-family: var(--font-sans);
    font-size: 17px;
    font-weight: 700;
    color: var(--llm);
}

.llm-modal-model {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

.llm-modal-close {
    font-size: 14px;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
}

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

.llm-modal-stats {
    display: flex;
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 16px;
}

.llm-modal-stat {
    flex: 1;
    background: var(--bg-primary);
    padding: 12px 16px;
    text-align: center;
}

.llm-modal-stat .stat-label {
    font-size: 11px;
}

.llm-modal-stat .stat-value {
    font-family: var(--font-mono);
    font-size: 15px;
    font-weight: 600;
    margin-top: 2px;
}

.llm-modal-ratio {
    display: flex;
    gap: 3px;
    margin-bottom: 20px;
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
    background: var(--bg-deep);
}

.llm-ratio-bar {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease;
}

.llm-ratio-bar.in {
    background: rgba(124, 58, 237, 0.35);
}

.llm-ratio-bar.out {
    background: rgba(124, 58, 237, 0.7);
}

.llm-modal-section {
    margin-bottom: 16px;
}

.llm-modal-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}

.llm-modal-section-label {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.llm-modal-copy {
    font-family: var(--font-sans);
    font-size: 11px;
    color: var(--text-muted);
    background: none;
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 2px 8px;
    cursor: pointer;
    transition: all 0.1s;
}

.llm-modal-copy:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.llm-modal-preview {
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-deep);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    max-height: 200px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
    margin: 0;
}

.llm-modal-preview::-webkit-scrollbar { width: 5px; }
.llm-modal-preview::-webkit-scrollbar-track { background: transparent; }
.llm-modal-preview::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.llm-modal-empty {
    font-family: var(--font-sans);
    font-size: 12px;
    color: var(--text-muted);
    font-style: italic;
    padding: 12px 16px;
    background: var(--bg-deep);
    border-radius: var(--radius-sm);
}

.llm-modal-section.collapsible {
    cursor: pointer;
}

.llm-modal-section.collapsible .llm-meta-content {
    display: none;
    margin-top: 8px;
}

.llm-modal-section.collapsible.expanded .llm-meta-content {
    display: block;
}

.llm-meta-row {
    display: flex;
    padding: 3px 0;
    font-family: var(--font-mono);
    font-size: 11px;
    border-bottom: 1px solid var(--border-subtle);
}

.llm-meta-row:last-child {
    border-bottom: none;
}

.llm-meta-key {
    color: var(--text-muted);
    width: 160px;
    flex-shrink: 0;
}

.llm-meta-val {
    color: var(--text-primary);
}

.llm-modal-context {
    font-family: var(--font-sans);
    font-size: 12px;
    color: var(--text-muted);
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
    margin-top: 8px;
}

/* Stream detail button */
.stream-detail-btn {
    font-family: var(--font-sans);
    font-size: 10px;
    color: var(--llm);
    background: rgba(124, 58, 237, 0.06);
    padding: 1px 8px;
    border-radius: 3px;
    cursor: pointer;
    border: 1px solid rgba(124, 58, 237, 0.15);
    transition: all 0.1s;
}

.stream-detail-btn:hover {
    background: rgba(124, 58, 237, 0.12);
    border-color: rgba(124, 58, 237, 0.3);
}

/* Tree node clickable hints */
.tree-node-row.llm-clickable:hover {
    background: rgba(124, 58, 237, 0.04);
    cursor: pointer;
}

.tree-node-row.action-clickable:hover {
    cursor: pointer;
}

.tree-expand-hint {
    font-size: 10px;
    color: var(--llm);
    opacity: 0;
    transition: opacity 0.15s;
    margin-left: auto;
    flex-shrink: 0;
}

.tree-node-row.llm-clickable:hover .tree-expand-hint {
    opacity: 1;
}

/* ═══════════════════════════════════════════
   TASK DETAIL MODAL
   ═══════════════════════════════════════════ */

.task-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.task-modal-overlay.visible {
    display: flex;
}

.task-modal {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    padding: 28px;
}

.task-modal::-webkit-scrollbar { width: 5px; }
.task-modal::-webkit-scrollbar-track { background: transparent; }
.task-modal::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.task-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
}

.task-modal-title {
    font-size: 17px;
    font-weight: 700;
}

.task-modal-meta {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

.task-modal-close {
    font-size: 14px;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
}

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

.task-modal-stats {
    display: flex;
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 20px;
}

.task-modal-stat {
    flex: 1;
    background: var(--bg-primary);
    padding: 10px 14px;
    text-align: center;
}

.task-modal-stat-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.task-modal-stat-val {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    margin-top: 2px;
}

.task-modal-section {
    margin-bottom: 20px;
}

.task-modal-section-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.task-modal-plan-step {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    font-size: 13px;
    border-bottom: 1px solid var(--border-subtle);
}

.task-modal-plan-step:last-child {
    border-bottom: none;
}

.task-modal-plan-icon {
    flex-shrink: 0;
    width: 18px;
    text-align: center;
}

.task-modal-plan-text {
    flex: 1;
}

.task-modal-action {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 0;
    font-family: var(--font-mono);
    font-size: 12px;
    border-bottom: 1px solid var(--border-subtle);
}

.task-modal-action:last-child {
    border-bottom: none;
}

.task-modal-action-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.task-modal-action-name {
    flex: 1;
}

.task-modal-action-dur {
    color: var(--text-muted);
    font-size: 11px;
}