/* ==========================================================================
   INDIAN RAILWAYS AUTOMATIC BLOCK PLANNING SYSTEM
   MICROSOFT FLUENT DESIGN SYSTEM • MINIMALIST MODERN LIGHT THEME
   High-Fidelity Operations Control Center (OCC) CSS Architecture
   ========================================================================== */

:root {
    /* Multi-Layer Crisp Neutral Surface Palette */
    --bg-base: #f8fafc;
    --bg-surface: #ffffff;
    --bg-surface-elevated: #ffffff;
    --bg-surface-subtle: #f1f5f9;
    --bg-surface-hover: #e2e8f0;
    --bg-surface-active: #cbd5e1;

    --border-color: #e2e8f0;
    --border-subtle: #edf2f7;
    --border-medium: #cbd5e1;
    --border-focus: #2563eb;

    /* Typography & Hierarchy */
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --text-subtle: #94a3b8;
    --text-inverse: #ffffff;

    /* Harmonized Solid Departmental Color Signatures (Zero Gradients) */
    --color-primary: #0f2b5c;      /* Indian Railways Deep Navy */
    --color-primary-light: #1e3a8a;
    
    /* Department Colors */
    --dept-track-text: #1e40af;    /* Steel Blue (Civil Track / TMS) */
    --dept-track-bg: #eff6ff;
    --dept-track-border: #bfdbfe;

    --dept-ohe-text: #b45309;      /* High-Voltage Amber (TRD OHE / TDMS) */
    --dept-ohe-bg: #fffbeb;
    --dept-ohe-border: #fde68a;

    --dept-sig-text: #047857;       /* Forest Emerald (S&T / SMMS) */
    --dept-sig-bg: #ecfdf5;
    --dept-sig-border: #a7f3d0;

    --dept-bundle-text: #6366f1;   /* Unified Control Purple (AI Bundle) */
    --dept-bundle-bg: #f5f3ff;
    --dept-bundle-border: #ddd6fe;

    /* Semantic Functional Tones */
    --color-emerald: #059669;
    --color-amber: #d97706;
    --color-crimson: #dc2626;
    --color-blue: #2563eb;
    --color-indigo: #4f46e5;
    --color-slate: #475569;

    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Radii & Micro-Elevations */
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    --shadow-subtle: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
    --shadow-card: 0 1px 4px rgba(15, 23, 42, 0.06);
    --shadow-elevated: 0 4px 12px rgba(15, 23, 42, 0.08);
    --shadow-modal: 0 16px 36px rgba(15, 23, 42, 0.16);
}

/* Base Reset & Tabular Numeric Engine */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    font-feature-settings: "tnum", "cv02", "cv03", "cv04", "cv11";
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ==========================================================================
   Header (Clean Minimalist Railway Control Bar)
   ========================================================================== */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 24px;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-subtle);
    position: sticky;
    top: 0;
    z-index: 50;
}

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

.railway-crest {
    width: 36px;
    height: 36px;
    background-color: var(--color-primary);
    color: #ffffff;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

.header-title-group h1 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.2px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.header-title-group .subtitle {
    font-size: 0.76rem;
    color: var(--text-muted);
    font-weight: 500;
}

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

.corridor-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: var(--bg-surface-subtle);
    border: 1px solid var(--border-color);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-emerald);
}

.corridor-ticker {
    display: flex;
    align-items: center;
    gap: 12px;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 4px 14px;
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.corridor-ticker strong {
    color: var(--color-primary);
}

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

.division-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.div-tag {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.time-clock {
    font-family: var(--font-mono);
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--color-primary);
}

/* Global Button Styles */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: var(--color-primary);
    color: #ffffff;
    border: 1px solid transparent;
    padding: 7px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-primary:hover {
    background-color: #1b3d7a;
    box-shadow: var(--shadow-subtle);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-secondary:hover {
    background-color: var(--bg-surface-subtle);
    border-color: var(--border-medium);
}

/* ==========================================================================
   KPI Summary Strip (With Progress Sparklines)
   ========================================================================== */
.kpi-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    padding: 14px 24px;
}

.kpi-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    box-shadow: var(--shadow-card);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.kpi-card:hover {
    box-shadow: var(--shadow-elevated);
    border-color: var(--border-medium);
}

.kpi-icon-wrap {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.kpi-icon-wrap.bg-blue {
    background-color: #eff6ff;
    color: var(--color-blue);
}

.kpi-icon-wrap.bg-purple {
    background-color: #f5f3ff;
    color: var(--color-indigo);
}

.kpi-icon-wrap.bg-emerald {
    background-color: #ecfdf5;
    color: var(--color-emerald);
}

.kpi-icon-wrap.bg-amber {
    background-color: #fffbeb;
    color: var(--color-amber);
}

.kpi-data {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.kpi-label {
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.kpi-value-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.kpi-val {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.kpi-sparkline {
    width: 100%;
    height: 4px;
    background-color: #f1f5f9;
    border-radius: 2px;
    overflow: hidden;
    margin-top: 4px;
}

.kpi-sparkbar {
    height: 100%;
    border-radius: 2px;
}

.badge-success {
    font-size: 0.72rem;
    font-weight: 600;
    background-color: #ecfdf5;
    color: var(--color-emerald);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    border: 1px solid #d1fae5;
}

.badge-accent {
    font-size: 0.72rem;
    font-weight: 600;
    background-color: #f1f5f9;
    color: var(--text-secondary);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    border: 1px solid var(--border-color);
}

/* ==========================================================================
   Navigation Tabs with Badge Counters & Shortcuts
   ========================================================================== */
.nav-tabs {
    display: flex;
    gap: 4px;
    padding: 0 24px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-surface);
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 10px 14px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    position: relative;
}

.tab-btn svg {
    color: var(--text-muted);
    transition: color 0.15s ease;
}

.tab-btn:hover {
    color: var(--color-primary);
    background-color: var(--bg-surface-subtle);
}

.tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    font-weight: 700;
}

.tab-btn.active svg {
    color: var(--color-primary);
}

.tab-badge {
    font-size: 0.68rem;
    font-weight: 700;
    background-color: #f1f5f9;
    color: var(--text-muted);
    padding: 1px 5px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.tab-btn.active .tab-badge {
    background-color: #eff6ff;
    color: var(--color-blue);
    border-color: #bfdbfe;
}

.tab-key-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-subtle);
    margin-left: 2px;
}

/* ==========================================================================
   Main Viewport & Tab Panes
   ========================================================================== */
.main-viewport {
    flex: 1;
    padding: 16px 24px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.pane-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    gap: 14px;
    flex-wrap: wrap;
}

.pane-title-group h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.2px;
}

.pane-title-group p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 1px;
}

.pane-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.control-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.custom-select {
    background-color: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 5px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    outline: none;
    transition: border-color 0.15s ease;
}

.custom-select:focus {
    border-color: var(--color-blue);
}

.search-input-wrap {
    display: inline-flex;
    align-items: center;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    gap: 6px;
}

.search-input-wrap input {
    border: none;
    outline: none;
    font-size: 0.8rem;
    font-family: var(--font-main);
    color: var(--text-primary);
    width: 220px;
}

.search-input-wrap:focus-within {
    border-color: var(--color-blue);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.filter-chips-row {
    display: flex;
    gap: 6px;
}

.filter-chip {
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: 14px;
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
}

.filter-chip:hover {
    background-color: var(--bg-surface-subtle);
    color: var(--text-primary);
}

.filter-chip.active {
    background-color: #eff6ff;
    color: var(--color-blue);
    border-color: #bfdbfe;
}

.chart-wrapper {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px;
    box-shadow: var(--shadow-card);
}

.plot-box {
    width: 100%;
    min-height: 500px;
}

/* ==========================================================================
   Gantt Chart Legend & Summary
   ========================================================================== */
.legend-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.legend-chip {
    font-size: 0.74rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: var(--radius-xs);
    border: 1px solid var(--border-color);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.legend-chip.track-chip {
    background-color: var(--dept-track-bg);
    color: var(--dept-track-text);
    border-color: var(--dept-track-border);
}

.legend-chip.ohe-chip {
    background-color: var(--dept-ohe-bg);
    color: var(--dept-ohe-text);
    border-color: var(--dept-ohe-border);
}

.legend-chip.signal-chip {
    background-color: var(--dept-sig-bg);
    color: var(--dept-sig-text);
    border-color: var(--dept-sig-border);
}

.legend-chip.bundle-chip {
    background-color: var(--dept-bundle-bg);
    color: var(--dept-bundle-text);
    border-color: var(--dept-bundle-border);
}

.comparison-summary-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px;
    margin-top: 12px;
    box-shadow: var(--shadow-card);
}

/* ==========================================================================
   Geospatial GIS Satellite Radar Map (Tab 3)
   ========================================================================== */
.map-view-toggle {
    display: flex;
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 3px;
    gap: 3px;
}

.map-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--radius-xs);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.map-toggle-btn:hover {
    color: var(--text-primary);
    background-color: rgba(0, 0, 0, 0.04);
}

.map-toggle-btn.active {
    background-color: var(--bg-surface);
    color: var(--color-primary);
    box-shadow: var(--shadow-subtle);
    font-weight: 700;
}

/* Quick Jump Navigation Chips Bar */
.gis-quick-jump-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    margin-bottom: 10px;
    box-shadow: var(--shadow-subtle);
}

.gis-quick-jump-label {
    font-size: 0.7rem;
    font-weight: 800;
    color: var(--text-muted);
    letter-spacing: 0.6px;
    white-space: nowrap;
}

.gis-chips-scroll {
    display: flex;
    align-items: center;
    gap: 6px;
    overflow-x: auto;
    padding: 2px 0;
    scrollbar-width: thin;
}

.gis-chip-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-secondary);
    background-color: var(--bg-inset);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.gis-chip-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background-color: #eff6ff;
}

.gis-chip-btn.active {
    background-color: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
    box-shadow: 0 1px 3px rgba(30, 64, 175, 0.25);
}

/* Leaflet GIS Map Box */
.gis-map-container {
    background-color: #0f172a;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    position: relative;
    z-index: 1; /* Isolates Leaflet internal z-indexes within map container */
    isolation: isolate;
    margin-bottom: 14px;
}

/* Custom Station Beacon Marker */
.gis-beacon-wrapper {
    background: transparent;
    border: none;
}

.gis-station-beacon {
    position: relative;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.gis-beacon-core {
    width: 30px;
    height: 30px;
    background: #1e40af;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 800;
    border: 2px solid #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    z-index: 2;
    transition: transform 0.15s ease;
}

.gis-station-beacon:hover .gis-beacon-core {
    transform: scale(1.18);
    background: #2563eb;
}

.gis-beacon-ring {
    position: absolute;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(30, 64, 175, 0.3);
    z-index: 1;
    animation: beaconPulse 2.5s infinite ease-out;
}

@keyframes beaconPulse {
    0% { transform: scale(0.9); opacity: 0.8; }
    50% { transform: scale(1.5); opacity: 0.3; }
    100% { transform: scale(1.8); opacity: 0; }
}

/* Animated Radar Ping for Shadow Blocks */
.gis-radar-icon-wrap {
    background: transparent;
    border: none;
}

.gis-radar-ping-container {
    position: relative;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.gis-radar-core {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    box-shadow: 0 0 6px rgba(0, 0, 0, 0.5);
    z-index: 3;
}

.gis-radar-wave {
    position: absolute;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 2px solid #f43f5e;
    animation: radarWave 2s infinite cubic-bezier(0, 0.2, 0.8, 1);
    z-index: 1;
}

.gis-radar-wave.delay-1 {
    animation-delay: 0.8s;
}

@keyframes radarWave {
    0% { transform: scale(0.3); opacity: 1; }
    100% { transform: scale(2.6); opacity: 0; }
}

/* Animated Block Polyline Dash Pattern */
.gis-animated-block-stroke {
    stroke-dashoffset: 0;
    animation: blockDashFlow 1.2s linear infinite;
}

@keyframes blockDashFlow {
    to { stroke-dashoffset: -18; }
}

/* Dark Glassmorphism Popups */
.gis-dark-popup .leaflet-popup-content-wrapper {
    background: rgba(15, 23, 42, 0.94);
    color: #f8fafc;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(12px);
    padding: 0;
}

.gis-dark-popup .leaflet-popup-content {
    margin: 14px;
    line-height: 1.4;
}

.gis-dark-popup .leaflet-popup-tip {
    background: rgba(15, 23, 42, 0.94);
}

.gis-dark-popup .leaflet-popup-close-button {
    color: #94a3b8 !important;
    top: 10px !important;
    right: 10px !important;
}

/* Station Popup Card Contents */
.gis-station-popup-card {
    font-family: var(--font-primary);
}

.gis-popup-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 8px;
    margin-bottom: 10px;
}

.gis-popup-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
}

.gis-popup-subtitle {
    font-size: 0.72rem;
    color: #94a3b8;
}

.gis-popup-badge-code {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 800;
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.15);
    border: 1px solid rgba(56, 189, 248, 0.3);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
}

.gis-popup-metrics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    margin-bottom: 10px;
}

.gis-metric-cell {
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 8px;
    border-radius: var(--radius-xs);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.gis-metric-label {
    display: block;
    font-size: 0.65rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.gis-metric-value {
    font-family: var(--font-mono);
    font-size: 0.76rem;
    font-weight: 700;
    color: #f1f5f9;
}

.gis-popup-depots-row {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 10px;
}

.gis-popup-depot-tag {
    font-size: 0.68rem;
    color: #cbd5e1;
    background: rgba(255, 255, 255, 0.08);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.gis-popup-actions {
    display: flex;
    gap: 6px;
}

.btn-gis-inspect-yard {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 6px 10px;
    font-size: 0.74rem;
    font-weight: 700;
    color: #ffffff;
    background-color: #2563eb;
    border: none;
    border-radius: var(--radius-xs);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.btn-gis-inspect-yard:hover {
    background-color: #1d4ed8;
}

.btn-gis-disruption {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 6px 10px;
    font-size: 0.74rem;
    font-weight: 600;
    color: #cbd5e1;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xs);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.btn-gis-disruption:hover {
    background-color: rgba(255, 255, 255, 0.18);
    color: #ffffff;
}

/* Block Popup Card Styles */
.gis-block-popup-card {
    font-family: var(--font-primary);
}

.gis-block-popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 8px;
    margin-bottom: 8px;
}

.gis-block-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
}

.gis-block-pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.gis-block-type-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    color: #c084fc;
    background: rgba(192, 132, 252, 0.15);
    border: 1px solid rgba(192, 132, 252, 0.3);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
}

.gis-block-window-strip {
    font-size: 0.74rem;
    color: #cbd5e1;
    margin-bottom: 8px;
}

.gis-block-window-strip span {
    display: block;
}

.gis-block-depts-wrap {
    margin-bottom: 8px;
}

.gis-dept-pill {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--radius-xs);
}

.badge-dept-trk { background: rgba(59, 130, 246, 0.2); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-dept-ohe { background: rgba(245, 158, 11, 0.2); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-dept-sig { background: rgba(16, 185, 129, 0.2); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }

.gis-block-safety-box {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xs);
    padding: 6px 8px;
    margin-bottom: 8px;
    font-size: 0.7rem;
}

.gis-safety-item {
    display: flex;
    justify-content: space-between;
    padding: 2px 0;
    color: #94a3b8;
}

.gis-safety-item.safe-active strong {
    color: #34d399;
}

.gis-block-downtime-saved {
    font-size: 0.72rem;
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: var(--radius-xs);
    padding: 4px 8px;
    text-align: center;
}

/* Tooltip dark theme */
.gis-tooltip-dark {
    background: rgba(15, 23, 42, 0.92) !important;
    color: #f8fafc !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    border-radius: var(--radius-xs) !important;
    font-size: 0.74rem !important;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3) !important;
}

/* ==========================================================================
   Corridor Track Section Map (CTC Schematic Board)
   ========================================================================== */
.ctc-corridor-board {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    box-shadow: var(--shadow-card);
    margin-bottom: 14px;
}

.ctc-legend {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    margin-bottom: 14px;
}

.ctc-legend-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ctc-legend-items {
    display: flex;
    gap: 14px;
    font-size: 0.76rem;
    color: var(--text-secondary);
}

.ctc-line-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.ctc-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.track-schematic-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 6px;
}

.track-row {
    display: flex;
    align-items: center;
    min-width: 980px;
}

.track-header-tag {
    width: 95px;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: var(--radius-xs);
    text-align: center;
    flex-shrink: 0;
}

.track-header-tag.dn-tag {
    background-color: #eff6ff;
    color: var(--color-blue);
    border: 1px solid #bfdbfe;
}

.track-header-tag.up-tag {
    background-color: #f5f3ff;
    color: var(--color-indigo);
    border: 1px solid #ddd6fe;
}

.track-rail-segments {
    display: flex;
    flex: 1;
    align-items: center;
}

.rail-segment-box {
    flex: 1;
    height: 34px;
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-left: none;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
    transition: all 0.15s ease;
}

.rail-segment-box:first-child {
    border-left: 1px solid var(--border-color);
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px;
}

.rail-segment-box:last-child {
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px;
}

.rail-segment-box:hover {
    background-color: #e2e8f0;
}

.rail-segment-box.active-block {
    background-color: #fef2f2;
    border-color: #fca5a5;
    animation: ctcPulse 2s infinite ease-in-out;
}

@keyframes ctcPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.2); }
    50% { box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.15); }
}

.block-tag-badge {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--color-crimson);
    background-color: #ffffff;
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    border: 1px solid #fca5a5;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.station-node-row {
    display: flex;
    min-width: 980px;
    padding-left: 95px;
}

.station-pill-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
}

.station-badge-bubble {
    width: 32px;
    height: 32px;
    background-color: var(--color-primary);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.76rem;
    font-weight: 700;
    border: 2px solid #ffffff;
    box-shadow: var(--shadow-subtle);
    transition: transform 0.15s ease;
}

.station-pill-item:hover .station-badge-bubble {
    transform: scale(1.1);
}

.station-name-text {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 3px;
}

.station-km-text {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-muted);
}

.station-detail-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px;
    box-shadow: var(--shadow-card);
}

/* ==========================================================================
   Station Yard Interlocking Modal (Option C)
   ========================================================================== */
.yard-modal-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 95%;
    max-width: 1140px;
    box-shadow: var(--shadow-modal);
    overflow: hidden;
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 100000;
}

.yard-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 18px;
    border-bottom: 1px solid var(--border-color);
    background-color: #f8fafc;
}

.yard-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
}

.yard-toggle-btn {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 4px 8px;
    border-radius: var(--radius-xs);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.yard-toggle-btn.active {
    background-color: #eff6ff;
    color: var(--color-blue);
    border-color: #bfdbfe;
}

.yard-modal-body {
    padding: 16px;
    overflow-y: auto;
    flex: 1;
}

.yard-schematic-scrollbox {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    overflow-x: auto;
    box-shadow: var(--shadow-subtle);
    position: relative;
}

.yard-svg-canvas {
    width: 100%;
    min-width: 980px;
    display: block;
    transition: transform 0.2s ease;
}

.yard-point-line-group line {
    transition: stroke 0.15s ease;
}

.yard-point-line-group:hover line {
    stroke: var(--color-indigo);
    stroke-width: 3.5;
}

/* ==========================================================================
   Asset Health & XAI Table Layout (SHAP Waterfall Bars)
   ========================================================================== */
.assets-grid-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 14px;
}

.table-container {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
    text-align: left;
}

.data-table thead tr {
    background-color: var(--bg-surface-subtle);
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    padding: 9px 12px;
    font-weight: 700;
    color: var(--text-secondary);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.data-table tbody tr {
    border-bottom: 1px solid var(--border-subtle);
    transition: background-color 0.15s ease;
}

.data-table tbody tr:hover {
    background-color: #f8fafc;
}

.data-table td {
    padding: 9px 12px;
    color: var(--text-primary);
}

.tier-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--radius-xs);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.tier-badge.tier-critical {
    background-color: #fef2f2;
    color: var(--color-crimson);
    border: 1px solid #fecaca;
}

.tier-badge.tier-high {
    background-color: #fffbeb;
    color: var(--color-amber);
    border: 1px solid #fde68a;
}

.tier-badge.tier-medium {
    background-color: #eff6ff;
    color: var(--color-blue);
    border: 1px solid #bfdbfe;
}

.tier-badge.tier-low {
    background-color: #f0fdf4;
    color: var(--color-emerald);
    border: 1px solid #bbf7d0;
}

.xai-card-pane {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    box-shadow: var(--shadow-card);
}

.shap-bar-row {
    margin-bottom: 10px;
}

.shap-bar-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 3px;
}

.shap-bar-track {
    width: 100%;
    height: 8px;
    background-color: #f1f5f9;
    border-radius: 4px;
    overflow: hidden;
}

.shap-bar-fill {
    height: 100%;
    border-radius: 4px;
}

.empty-state-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 280px;
    text-align: center;
    color: var(--text-muted);
}

.empty-icon {
    font-size: 2rem;
    margin-bottom: 8px;
    color: #94a3b8;
}

/* ==========================================================================
   Multi-Horizon & BDMS Memos
   ========================================================================== */
.horizon-toggle-group {
    display: flex;
    background-color: var(--bg-surface-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 2px;
}

.btn-toggle {
    background: transparent;
    border: none;
    padding: 5px 12px;
    border-radius: var(--radius-xs);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
}

.btn-toggle.active {
    background-color: var(--bg-surface);
    color: var(--color-primary);
    box-shadow: var(--shadow-subtle);
}

.memo-paper {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-card);
}

.memo-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: #1e293b;
    white-space: pre-wrap;
    line-height: 1.6;
}

/* ==========================================================================
   Modal (Minimalist Clean Dialog) & 1-Click Judge Presets
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 99999; /* Highest priority: always on top of Leaflet maps and all panels */
}

.modal-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 580px;
    box-shadow: var(--shadow-modal);
    overflow: hidden;
    position: relative;
    z-index: 100000;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
    background-color: #f8fafc;
}

.modal-header h3 {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 1.3rem;
    color: var(--text-muted);
    cursor: pointer;
}

.modal-body {
    padding: 18px;
}

.modal-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.preset-strip {
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px;
    margin-bottom: 14px;
}

.preset-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.preset-btns-row {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.btn-preset {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 5px 10px;
    border-radius: var(--radius-xs);
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--color-primary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-preset:hover {
    background-color: #eff6ff;
    border-color: #bfdbfe;
    color: var(--color-blue);
}

.sim-mode-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 14px;
}

.sim-tab {
    flex: 1;
    padding: 7px;
    background-color: var(--bg-surface-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
}

.sim-tab.active {
    background-color: #eff6ff;
    color: var(--color-blue);
    border-color: #bfdbfe;
}

.form-group {
    margin-bottom: 12px;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 4px;
    text-transform: uppercase;
}

.row-flex {
    display: flex;
    gap: 8px;
}

.flex-1 {
    flex: 1;
}

.full-width {
    width: 100%;
}

.badge-val {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--color-blue);
    margin-left: 8px;
}

.sim-result-container {
    margin-top: 14px;
    padding: 10px 14px;
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

.sim-result-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sim-res-text {
    font-size: 0.78rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* ==========================================================================
   MULTI-DEPARTMENT PORTAL SYSTEM & LIVE DEMAND QUEUE STYLES
   ========================================================================== */

/* Department Portal Base Layout */
.portal-page-body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-main);
    min-height: 100vh;
    padding: 0;
    margin: 0;
}

.portal-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 16px 24px 40px;
}

/* Portal Specific Top Headers */
.portal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

.portal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.portal-header-tms::before {
    background: #1e40af; /* TMS Steel Blue */
}

.portal-header-tdms::before {
    background: #b45309; /* TDMS High-Voltage Amber */
}

.portal-header-smms::before {
    background: #047857; /* SMMS Forest Emerald */
}

.portal-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.portal-crest {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    color: #ffffff;
}

.portal-crest-tms { background: #1e40af; }
.portal-crest-tdms { background: #b45309; }
.portal-crest-smms { background: #047857; }

.portal-title-group h1 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.2px;
}

.portal-title-group p {
    font-size: 0.76rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 2px;
}

.portal-header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-portal-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    background: var(--bg-surface-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-portal-back:hover {
    background: var(--bg-surface-hover);
    color: var(--color-blue);
    border-color: var(--border-medium);
}

/* 2-Column Portal Grid */
.portal-grid {
    display: grid;
    grid-template-columns: 460px 1fr;
    gap: 20px;
}

@media (max-width: 1080px) {
    .portal-grid {
        grid-template-columns: 1fr;
    }
}

.portal-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.portal-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 18px;
    background: var(--bg-surface-subtle);
    border-bottom: 1px solid var(--border-color);
}

.portal-card-header h2 {
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.portal-card-body {
    padding: 18px;
}

/* Form Controls */
.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.form-select, .form-input, .form-textarea {
    width: 100%;
    padding: 8px 12px;
    font-size: 0.82rem;
    font-family: inherit;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: #ffffff;
    color: var(--text-primary);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-select:focus, .form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-blue);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

.form-checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--bg-surface-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
}

.form-checkbox-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-blue);
    cursor: pointer;
}

.form-checkbox-row label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    margin: 0;
    text-transform: none;
}

.btn-submit-demand {
    width: 100%;
    padding: 10px 16px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
    font-weight: 700;
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.15s ease;
    box-shadow: var(--shadow-subtle);
}

.btn-submit-tms { background: #1e40af; }
.btn-submit-tms:hover { background: #1e3a8a; }

.btn-submit-tdms { background: #b45309; }
.btn-submit-tdms:hover { background: #92400e; }

.btn-submit-smms { background: #047857; }
.btn-submit-smms:hover { background: #065f46; }

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: var(--radius-xs);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.status-pending {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

.status-approved {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.status-deferred {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #cbd5e1;
}

/* OCC LIVE DEMAND QUEUE BANNER & SECTION */
.occ-demand-section {
    margin-bottom: 20px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.occ-demand-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 18px;
    background: var(--bg-surface-subtle);
    border-bottom: 1px solid var(--border-color);
}

.occ-demand-title-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.demand-count-badge {
    padding: 3px 9px;
    background: #eff6ff;
    color: #1e40af;
    border: 1px solid #bfdbfe;
    border-radius: 12px;
    font-size: 0.74rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.btn-sanction-auto {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    background: #059669; /* Forest Emerald */
    color: #ffffff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.80rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow: var(--shadow-subtle);
}

.btn-sanction-auto:hover {
    background: #047857;
    transform: translateY(-1px);
}

.btn-sanction-auto:disabled {
    background: #94a3b8;
    cursor: not-allowed;
    transform: none;
}

.portal-nav-pills {
    display: flex;
    align-items: center;
    gap: 8px;
}

.portal-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 14px;
    font-size: 0.72rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.portal-pill-tms {
    background: #eff6ff;
    color: #1e40af;
    border-color: #bfdbfe;
}
.portal-pill-tms:hover {
    background: #dbeafe;
}

.portal-pill-tdms {
    background: #fffbeb;
    color: #b45309;
    border-color: #fde68a;
}
.portal-pill-tdms:hover {
    background: #fef3c7;
}

.portal-pill-smms {
    background: #ecfdf5;
    color: #047857;
    border-color: #a7f3d0;
}
.portal-pill-smms:hover {
    background: #d1fae5;
}

/* Compact Backup Simulator Button */
.btn-icon-subtle {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-subtle);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-icon-subtle:hover {
    background: var(--bg-surface-hover);
    color: var(--color-blue);
    border-color: var(--border-medium);
}


/* ==========================================================================
   LIVE SIMULATOR: FIELD REPORT REVIEW, ATTACHMENTS, CLOCK, TOASTS, EXEC BOARD
   Built from the existing design tokens so it stays consistent with the app.
   ========================================================================== */

/* --- Additional lifecycle status badges (extend .status-badge) ----------- */
.status-rejected {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.status-cancelled {
    background: #fee2e2;
    color: #7f1d1d;
    border: 1px solid #fca5a5;
}

.status-inprogress {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

.status-completed {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

/* --- Field report review queue ------------------------------------------ */
.review-queue {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 640px;
    overflow-y: auto;
}

.review-card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px 14px;
    background: #ffffff;
}

.review-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.review-card-id {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
}

.review-card-title {
    font-size: 0.84rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.review-card-meta {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    font-family: var(--font-mono);
}

.review-card-desc {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.review-card-attachments {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.attachment-thumb {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: var(--radius-xs);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: transform 0.15s ease;
}

.attachment-thumb:hover {
    transform: scale(1.06);
}

.attachment-thumb-pdf {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface-subtle);
    border-radius: var(--radius-xs);
    border: 1px solid var(--border-color);
    font-size: 1.3rem;
    cursor: pointer;
}

.review-card-actions {
    display: flex;
    gap: 8px;
}

.btn-approve-demand,
.btn-reject-demand {
    flex: 1;
    padding: 7px 10px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.76rem;
    font-weight: 700;
    color: #ffffff;
    cursor: pointer;
    font-family: inherit;
}

.btn-approve-demand { background: var(--color-emerald); }
.btn-approve-demand:hover { background: #047857; }
.btn-reject-demand { background: var(--color-crimson); }
.btn-reject-demand:hover { background: #b91c1c; }

.btn-approve-demand:disabled,
.btn-reject-demand:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.review-queue-empty {
    text-align: center;
    padding: 30px 12px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* --- Recently reviewed history ------------------------------------------ */
.review-history-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.review-history-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: #ffffff;
}

.review-history-main { flex: 1; }

.review-history-title {
    font-size: 0.78rem;
    font-weight: 600;
}

.review-history-note {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* --- Accelerated clock badge -------------------------------------------- */
.sim-clock-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.72rem;
    font-weight: 700;
    font-family: var(--font-mono);
    background: #0f172a;
    color: #f8fafc;
    border: 1px solid #1e293b;
    font-feature-settings: "tnum";
}

.sim-rate-tag {
    font-size: 0.62rem;
    font-weight: 700;
    color: #94a3b8;
    letter-spacing: 0.4px;
}

/* --- Notification toasts ------------------------------------------------- */
.toast-stack {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 3000;
    display: flex;
    flex-direction: column-reverse;
    gap: 10px;
    max-width: 380px;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 11px 12px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--text-muted);
    border-radius: var(--radius-sm);
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.14);
    pointer-events: auto;
    animation: toast-in 0.28s ease;
}

@keyframes toast-in {
    from { opacity: 0; transform: translateX(24px); }
    to   { opacity: 1; transform: translateX(0); }
}

.toast-leaving {
    opacity: 0;
    transform: translateX(24px);
    transition: opacity 0.35s ease, transform 0.35s ease;
}

.toast-info    { border-left-color: var(--color-blue, #2563eb); }
.toast-success { border-left-color: var(--color-emerald); }
.toast-warning { border-left-color: #d97706; }
.toast-danger  { border-left-color: var(--color-crimson); }

.toast-icon { font-size: 1rem; line-height: 1.2; }

.toast-body { flex: 1; min-width: 0; }

.toast-title {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-primary, #0f172a);
    margin-bottom: 2px;
}

.toast-message {
    font-size: 0.72rem;
    color: var(--text-secondary);
    line-height: 1.45;
}

.toast-close {
    background: none;
    border: none;
    font-size: 1rem;
    line-height: 1;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0 2px;
}

.toast-close:hover { color: var(--color-crimson); }

/* --- OCC live block execution board -------------------------------------- */
.exec-board {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
    gap: 12px;
}

/* .exec-card and its per-status left-border colours are defined in the OCC
   CONTROL-ROOM BOARD section at the end of this file. Status now reads from the
   dot, the badge and (while running) the pulsing inset edge. */

.exec-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 5px;
}

.exec-card-id {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 700;
}

.exec-card-title {
    font-size: 0.78rem;
    font-weight: 600;
    margin-bottom: 3px;
}

.exec-card-meta {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-bottom: 8px;
}

.exec-progress-track {
    height: 6px;
    background: var(--bg-surface-subtle);
    border-radius: 3px;
    overflow: hidden;
}

.exec-progress-fill {
    height: 100%;
    background: var(--color-blue, #2563eb);
    border-radius: 3px;
    transition: width 0.6s ease;
}

.exec-progress-fill.is-complete { background: var(--color-emerald); }

.exec-card-note {
    font-size: 0.7rem;
    color: var(--color-crimson);
    margin-top: 6px;
    line-height: 1.4;
}

.exec-board-empty {
    text-align: center;
    padding: 26px 12px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.exec-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.exec-summary-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface-subtle);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.exec-summary-chip strong {
    font-family: var(--font-mono);
    color: var(--text-primary, #0f172a);
}


/* ==========================================================================
   OCC CONTROL-ROOM BOARD
   The landing screen is read at a glance, under load, for a whole shift. It
   trades the old airy card stack for one slim header, a hard-contrast ground
   and a fixed two-zone split, with motion carrying every arrival and state
   change so nothing important changes silently.
   ========================================================================== */

:root {
    /* Contrast pass. Same palette family, strengthened where it was failing:
       the old #f8fafc ground against #ffffff cards with #e2e8f0 borders gave
       almost no separation, so nothing announced itself. */
    --occ-ground: #e9eef5;
    --occ-rule: #cbd5e1;
    --occ-edge: #94a3b8;
    --occ-body: #475569;

    --occ-header-h: 44px;
    --occ-kpi-h: 26px;
    --occ-tabs-h: 46px;
}

/* -- Slim control bar ---------------------------------------------------- */

.app-header {
    height: var(--occ-header-h);
    padding: 0 16px;
    gap: 14px;
    justify-content: flex-start;
    border-bottom: 2px solid var(--color-primary);
}

.hdr-brand { display: flex; align-items: center; gap: 9px; }

.app-header .railway-crest {
    width: 26px;
    height: 26px;
    min-width: 26px;
    border-radius: 5px;
    font-size: 0.69rem;
    font-weight: 800;
}

.hdr-title {
    font-size: 0.81rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    white-space: nowrap;
}

.hdr-sep { width: 1px; height: 20px; background: var(--occ-rule); flex: none; }
.hdr-spacer { flex-grow: 1; }

.hdr-corridor {
    display: flex;
    align-items: center;
    gap: 7px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
}

.hdr-clock {
    display: flex;
    align-items: baseline;
    gap: 5px;
    font-family: var(--font-mono);
    font-size: 0.94rem;
    font-weight: 700;
    color: var(--text-primary);
}

.hdr-clock em {
    font-style: normal;
    font-family: var(--font-main);
    font-size: 0.62rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.06em;
}

.hdr-portals { display: flex; align-items: center; gap: 5px; }

.hdr-portal {
    height: 24px;
    padding: 0 10px;
    display: flex;
    align-items: center;
    border-radius: 5px;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    transition: filter 0.15s ease;
}

.hdr-portal:hover { filter: brightness(0.95); }

.hdr-portal-tms  { background: var(--dept-track-bg); border: 1px solid var(--dept-track-border); color: var(--dept-track-text); }
.hdr-portal-tdms { background: var(--dept-ohe-bg);   border: 1px solid var(--dept-ohe-border);   color: var(--dept-ohe-text); }
.hdr-portal-smms { background: var(--dept-sig-bg);   border: 1px solid var(--dept-sig-border);   color: var(--dept-sig-text); }

.hdr-icons { display: flex; align-items: center; gap: 4px; }

.hdr-icon {
    width: 26px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 5px;
    border: 1px solid var(--occ-rule);
    background: var(--bg-surface);
    color: var(--occ-body);
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
}

.hdr-icon:hover { background: var(--bg-surface-hover); color: var(--text-primary); }

/* -- KPI line ------------------------------------------------------------ */

.kpi-line {
    height: var(--occ-kpi-h);
    display: flex;
    align-items: center;
    padding: 0 16px;
    background: var(--bg-surface-subtle);
    border-bottom: 1px solid var(--occ-rule);
}

.kpi-item {
    display: flex;
    align-items: baseline;
    gap: 6px;
    padding-right: 18px;
    margin-right: 18px;
    border-right: 1px solid var(--occ-rule);
    white-space: nowrap;
}

.kpi-k {
    font-size: 0.62rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.kpi-v { font-family: var(--font-mono); font-size: 0.75rem; font-weight: 700; }

.kpi-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.62rem;
    font-weight: 600;
    color: var(--occ-body);
    letter-spacing: 0.03em;
    white-space: nowrap;
}

.kpi-status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-blue); }

/* -- The split ----------------------------------------------------------- */

.occ-split {
    height: calc(100vh - var(--occ-header-h) - var(--occ-kpi-h) - var(--occ-tabs-h));
    min-height: 480px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    background: var(--occ-ground);
}

.occ-col { display: flex; flex-direction: column; min-height: 0; min-width: 0; }
.occ-col:first-child { border-right: 2px solid var(--occ-edge); }

.occ-col-head {
    flex: none;
    height: 34px;
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 0 14px;
    background: var(--bg-surface);
    border-bottom: 2px solid var(--color-primary);
}

.occ-col-title {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-primary);
}

.occ-col-count {
    min-width: 20px;
    height: 19px;
    padding: 0 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xs);
    background: var(--color-primary);
    color: var(--text-inverse);
    font-family: var(--font-mono);
    font-size: 0.69rem;
    font-weight: 700;
}

.occ-col-body {
    flex-grow: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 10px 14px;
    background: var(--occ-ground);
    scrollbar-width: thin;
    scrollbar-color: var(--occ-edge) transparent;
}

.occ-col-body::-webkit-scrollbar { width: 8px; }
.occ-col-body::-webkit-scrollbar-thumb { background: var(--occ-edge); border-radius: 4px; }

.occ-col-empty {
    padding: 22px 12px;
    text-align: center;
    font-size: 0.76rem;
    color: var(--text-muted);
}

.occ-col-foot {
    flex: none;
    padding: 10px 14px;
    background: var(--bg-surface);
    border-top: 1px solid var(--occ-rule);
}

.occ-col-foot .btn-sanction-auto {
    width: 100%;
    height: 42px;
    justify-content: center;
    font-size: 0.79rem;
    letter-spacing: 0.03em;
    /* The bundler is the AI action on this screen, so it carries the AI-bundle
       signature rather than the generic success green. */
    background: var(--dept-bundle-text);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
}

.occ-col-foot .btn-sanction-auto:hover:not(:disabled) { background: var(--color-indigo); }

/* -- Incoming: demand rows ----------------------------------------------- */

.demand-row {
    display: flex;
    background: var(--bg-surface);
    border: 1px solid var(--occ-rule);
    border-radius: var(--radius-sm);
    box-shadow: 0 1px 4px rgba(15, 23, 42, 0.06);
    overflow: hidden;
    margin-bottom: 8px;
}

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

.demand-accent { width: 4px; flex: none; transform-origin: top; }
.demand-accent-tms  { background: var(--dept-track-text); }
.demand-accent-tdms { background: var(--dept-ohe-text); }
.demand-accent-smms { background: var(--dept-sig-text); }

.demand-body { flex-grow: 1; padding: 9px 11px; display: flex; flex-direction: column; gap: 5px; min-width: 0; }

.demand-line { display: flex; align-items: center; gap: 8px; min-width: 0; }
.demand-line-2 { display: flex; align-items: baseline; gap: 8px; min-width: 0; }

.demand-dept {
    height: 17px;
    padding: 0 6px;
    display: flex;
    align-items: center;
    border-radius: 3px;
    font-size: 0.61rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    flex: none;
}

.demand-dept-tms  { background: var(--dept-track-bg); border: 1px solid var(--dept-track-border); color: var(--dept-track-text); }
.demand-dept-tdms { background: var(--dept-ohe-bg);   border: 1px solid var(--dept-ohe-border);   color: var(--dept-ohe-text); }
.demand-dept-smms { background: var(--dept-sig-bg);   border: 1px solid var(--dept-sig-border);   color: var(--dept-sig-text); }

.demand-id { font-family: var(--font-mono); font-size: 0.71rem; font-weight: 700; color: var(--text-primary); }

.demand-prio {
    height: 17px;
    padding: 0 7px;
    display: flex;
    align-items: center;
    border-radius: 3px;
    color: var(--text-inverse);
    font-size: 0.61rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    flex: none;
}

.demand-prio-critical { background: var(--color-crimson); }
.demand-prio-high     { background: var(--color-amber); }
.demand-prio-medium   { background: var(--color-blue); }
.demand-prio-low      { background: var(--color-emerald); }

.demand-section { font-family: var(--font-mono); font-size: 0.77rem; font-weight: 700; color: var(--text-primary); white-space: nowrap; }
.demand-defect  { font-size: 0.74rem; font-weight: 500; color: var(--occ-body); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.demand-dur     { font-family: var(--font-mono); font-size: 0.71rem; font-weight: 700; color: var(--text-primary); }
.demand-meta    { font-size: 0.67rem; color: var(--occ-body); }
.demand-meta-dim { font-size: 0.67rem; color: var(--text-muted); }

.demand-flag {
    height: 16px;
    padding: 0 6px;
    display: flex;
    align-items: center;
    border-radius: 3px;
    font-size: 0.61rem;
    font-weight: 700;
    flex: none;
}

.demand-flag-power { background: var(--dept-ohe-bg); border: 1px solid var(--dept-ohe-border); color: var(--dept-ohe-text); }
.demand-flag-disc  { background: var(--dept-sig-bg); border: 1px solid var(--dept-sig-border); color: var(--dept-sig-text); }

/* -- In execution: block cards ------------------------------------------- */

.exec-board {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
    gap: 10px;
}

.exec-card {
    background: var(--bg-surface);
    border: 1px solid var(--occ-rule);
    border-left: 1px solid var(--occ-rule);
    border-radius: var(--radius-md);
    padding: 10px 12px;
    box-shadow: 0 1px 4px rgba(15, 23, 42, 0.06);
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: transform 320ms cubic-bezier(.2, .8, .2, 1),
                box-shadow 320ms ease, opacity 320ms ease;
}

.exec-card-completed,
.exec-card-deferred { opacity: 0.78; }

.exec-card-top { display: flex; align-items: center; gap: 7px; }

.exec-dot { width: 7px; height: 7px; border-radius: 50%; flex: none; }

.exec-card-id { font-family: var(--font-mono); font-size: 0.71rem; font-weight: 700; color: var(--text-primary); }

.exec-status {
    height: 17px;
    padding: 0 7px;
    display: flex;
    align-items: center;
    border-radius: 3px;
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    white-space: nowrap;
    flex: none;
}

/* Live states get a solid fill; resting states keep a tint. */
.exec-status-inprogress { background: var(--color-blue);    color: var(--text-inverse); border: 1px solid var(--color-blue); }
.exec-status-cancelled  { background: var(--color-crimson); color: var(--text-inverse); border: 1px solid var(--color-crimson); }
.exec-status-scheduled  { background: var(--dept-bundle-bg); color: var(--dept-bundle-text); border: 1px solid var(--dept-bundle-border); }
.exec-status-completed  { background: var(--dept-sig-bg);   color: var(--dept-sig-text);   border: 1px solid var(--dept-sig-border); }
.exec-status-deferred   { background: var(--bg-surface-subtle); color: var(--occ-body); border: 1px solid var(--occ-rule); }

.exec-card-title { font-size: 0.77rem; font-weight: 600; color: var(--text-primary); line-height: 1.25; }
.exec-card-meta  { display: flex; align-items: baseline; gap: 8px; }
.exec-card-sec   { font-family: var(--font-mono); font-size: 0.71rem; font-weight: 700; color: var(--text-secondary); }
.exec-card-dept  { font-size: 0.67rem; color: var(--text-muted); }
.exec-card-window { font-family: var(--font-mono); font-size: 0.71rem; font-weight: 600; color: var(--text-secondary); }
.exec-card-window-dim { color: var(--text-subtle); }

.exec-progress { display: flex; align-items: center; gap: 8px; }

/* A display rule beats the UA's [hidden], so these have to say so themselves -
   otherwise a sanctioned card shows an empty track filled edge to edge. */
.exec-progress[hidden],
.exec-card-note[hidden] { display: none !important; }

.exec-progress-track {
    flex-grow: 1;
    height: 6px;
    border-radius: 3px;
    background: var(--border-color);
    overflow: hidden;
}

.exec-progress-fill {
    height: 100%;
    border-radius: 3px;
    background: var(--color-blue);
    transition: width 900ms cubic-bezier(.3, .7, .3, 1);
}

.exec-progress-fill.is-complete { background: var(--color-emerald); }

.exec-progress-pct {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    font-weight: 700;
    min-width: 30px;
    text-align: right;
}

.exec-card-note {
    font-size: 0.67rem;
    line-height: 1.35;
    border-top: 1px solid var(--border-color);
    padding-top: 6px;
}

.exec-card-note-cancelled { color: var(--color-crimson); }
.exec-card-note-deferred  { color: var(--dept-ohe-text); }

.exec-tally { display: flex; align-items: center; gap: 5px; }

.exec-tally-chip {
    display: flex;
    align-items: center;
    gap: 4px;
    height: 18px;
    padding: 0 6px;
    border-radius: 3px;
    font-size: 0.61rem;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.exec-tally-chip strong { font-family: var(--font-mono); font-size: 0.64rem; font-weight: 700; }

/* -- Motion ---------------------------------------------------------------
   A demand arriving must be unmissable without being a distraction, and a
   block changing state must carry its meaning in the transition. Both only
   ever fire on genuine change - the renderers reconcile keyed DOM rather
   than replacing innerHTML, so a poll with no news animates nothing. */

.demand-row.is-arriving {
    animation: occRowIn 240ms cubic-bezier(.2, .8, .2, 1) both,
               occRowWash 2400ms ease-out both;
}

@keyframes occRowIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes occRowWash {
    0%   { background: #fff7ed; box-shadow: 0 0 0 2px #fdba74; }
    60%  { background: #fffbf5; box-shadow: 0 0 0 2px rgba(253, 186, 116, 0.25); }
    100% { background: #ffffff; box-shadow: 0 1px 4px rgba(15, 23, 42, 0.06); }
}

.demand-row.is-arriving .demand-accent { animation: occAccentFlash 900ms ease-out both; }

@keyframes occAccentFlash {
    0%   { transform: scaleY(0.2); opacity: 0.4; }
    40%  { transform: scaleY(1);   opacity: 1; }
    100% { transform: scaleY(1);   opacity: 1; }
}

.occ-col-count.is-ticking { animation: occCountPop 420ms cubic-bezier(.2, 1.5, .4, 1) both; }

@keyframes occCountPop {
    0%   { transform: scale(1); }
    45%  { transform: scale(1.28); }
    100% { transform: scale(1); }
}

.exec-card.is-running { animation: occLivePulse 2200ms ease-in-out infinite; }

@keyframes occLivePulse {
    0%, 100% { box-shadow: 0 1px 4px rgba(15, 23, 42, 0.06), inset 4px 0 0 var(--color-blue); }
    50%      { box-shadow: 0 4px 14px rgba(37, 99, 235, 0.28), inset 4px 0 0 #60a5fa; }
}

.exec-card.is-entering { animation: occRowIn 320ms cubic-bezier(.2, .8, .2, 1) both; }

/* A block that has just STARTED carries both classes, and `animation` is not
   additive across rules - the later one would win and silently drop the live
   pulse. Declare the pair explicitly so it enters and then keeps pulsing. */
.exec-card.is-running.is-entering {
    animation: occRowIn 320ms cubic-bezier(.2, .8, .2, 1) both,
               occLivePulse 2200ms ease-in-out infinite;
}

.exec-card.is-withdrawn { animation: occShake 380ms ease-in-out both; }

@keyframes occShake {
    0%, 100% { transform: translateX(0); }
    25%      { transform: translateX(-4px); }
    75%      { transform: translateX(4px); }
}

@media (prefers-reduced-motion: reduce) {
    .demand-row.is-arriving,
    .demand-row.is-arriving .demand-accent,
    .occ-col-count.is-ticking,
    .exec-card.is-running,
    .exec-card.is-entering,
    .exec-card.is-withdrawn { animation: none !important; }
    .exec-card, .exec-progress-fill { transition: none !important; }
}

/* -- Tabs, sized to the split's reserved height --------------------------- */

.nav-tabs { height: var(--occ-tabs-h); }

@media (max-width: 1180px) {
    .occ-split { height: auto; grid-template-columns: minmax(0, 1fr); }
    .occ-col { max-height: 60vh; }
    .occ-col:first-child { border-right: none; border-bottom: 2px solid var(--occ-edge); }
}