/* ==========================================================================
   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);
}