/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --background: #f1f5f9;
    --surface: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;

    /* Segment colors */
    --most-attractive: #10b981;
    --neutral: #f59e0b;
    --least-attractive: #ef4444;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

/* Header */
header {
    background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
    padding: 1.5rem 2rem;
    color: white;
    text-align: center;
}

header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

header .subtitle {
    opacity: 0.9;
    font-size: 0.95rem;
}

/* Main layout */
main {
    max-width: 1800px;
    margin: 0 auto;
    padding: 1rem;
}

/* Controls Panel */
.controls-panel {
    background: var(--surface);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.control-group > label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.toggle-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    background: var(--background);
    padding: 0.25rem;
    border-radius: 8px;
}

.toggle-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.toggle-btn:hover {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

.toggle-btn.active {
    background: var(--primary-color);
    color: white;
}

.toggle-btn.layer-pending {
    opacity: 0.6;
    font-style: italic;
}

.toggle-btn.layer-pending.active {
    opacity: 0.8;
}

.momentum-pending {
    color: var(--text-secondary);
    font-style: italic;
}

.filter-group {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.filter-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.filter-item label {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.filter-item select {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.8rem;
    background: white;
    cursor: pointer;
}

.checkbox-item {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-item input {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.checkbox-item label {
    font-size: 0.8rem;
    cursor: pointer;
}

/* Content Area */
.content-area {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

/* Map Container */
.map-container {
    flex: 1;
    background: var(--surface);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    padding: 1rem;
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

.map-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.map-header h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}

#map {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

#map svg {
    width: 100%;
    height: 100%;
}

/* Legend */
.legend {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    font-size: 0.7rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--text-secondary);
}

.legend-color {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    border: 1px solid rgba(0,0,0,0.1);
}

/* State styling (US map) */
.state {
    fill: #60a5fa;
    stroke: #fff;
    stroke-width: 1px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.state:hover {
    fill: #3b82f6;
    stroke: var(--primary-dark);
    stroke-width: 2px;
    filter: brightness(0.95);
}

/* Featured state styles */
.state.featured-state {
    cursor: pointer;
}

.state.featured-ny {
    fill: #10b981;
}

.state.featured-ny:hover {
    fill: #059669;
}

.state.featured-mo {
    fill: #8b5cf6;
}

.state.featured-mo:hover {
    fill: #7c3aed;
}

/* County styling */
.county {
    stroke: #fff;
    stroke-width: 0.5px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.county:hover {
    stroke: var(--primary-dark);
    stroke-width: 2px;
    filter: brightness(0.9);
}

.county.filtered-out {
    fill: #e2e8f0 !important;
    opacity: 0.4;
}

.county.pinned {
    stroke: var(--primary-color);
    stroke-width: 3px;
}

/* Pin indicator */
.pin-indicator {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #dbeafe;
    color: #1e40af;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    margin-bottom: 0.75rem;
    font-size: 0.75rem;
}

.close-pin-btn {
    background: none;
    border: none;
    color: #1e40af;
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0 0.25rem;
    line-height: 1;
}

.close-pin-btn:hover {
    color: #1e3a8a;
}

/* Back button */
.back-btn {
    display: none;
    padding: 0.5rem 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}

.back-btn:hover {
    background: var(--primary-dark);
}

.back-btn.visible {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* State info panel (simpler than county) */
.state-info {
    display: none;
}

.state-info h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.fiber-stat-large {
    text-align: center;
    padding: 1.5rem;
    background: var(--background);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.fiber-stat-large .big-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.fiber-stat-large .stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.click-hint {
    text-align: center;
    padding: 1rem;
    background: #d1fae5;
    border-radius: 8px;
    color: #065f46;
    font-size: 0.85rem;
    margin-top: 1rem;
}

.click-hint strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

/* Info Panel */
.info-panel {
    width: 360px;
    flex-shrink: 0;
    background: var(--surface);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    max-height: calc(100vh - 200px);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 1rem;
    align-self: flex-start;
}

.info-panel-content {
    padding: 1.25rem;
    overflow-y: auto;
    flex: 1;
    max-height: calc(100vh - 220px);
}

.default-message {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.default-message h2 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.county-info h2.county-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}


/* Score bars */
.score-bars {
    margin-bottom: 1.25rem;
}

.score-bar-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.score-bar-item .score-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    width: 80px;
    flex-shrink: 0;
}

.score-bar {
    flex: 1;
    height: 8px;
    background: var(--background);
    border-radius: 4px;
    overflow: hidden;
}

.score-fill {
    height: 100%;
    background: linear-gradient(90deg, #fecaca 0%, #fde68a 50%, #86efac 100%);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.score-bar-item .score-value {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    width: 35px;
    text-align: right;
}

/* Stats sections */
.stats-section {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.stats-section:last-of-type {
    border-bottom: none;
}

.stats-section h3 {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.stat-item {
    background: var(--background);
    padding: 0.6rem 0.75rem;
    border-radius: 6px;
}

.stat-item .stat-label {
    display: block;
    font-size: 0.65rem;
    color: var(--text-secondary);
    margin-bottom: 0.15rem;
}

.stat-item .stat-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.stat-item .stat-value.highlight-opp {
    color: var(--warning-color);
}

.stat-item .stat-value.positive {
    color: var(--success-color);
}

.stat-item .stat-value.negative {
    color: var(--danger-color);
}

/* Operators section */
.operators-section h3 {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.operators-list {
    list-style: none;
    max-height: 180px;
    overflow-y: auto;
}

.operators-list li {
    display: flex;
    justify-content: space-between;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.8rem;
}

.operators-list li:last-child {
    border-bottom: none;
}

.operator-name {
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 0.5rem;
}

.operator-passings {
    color: var(--text-secondary);
    font-weight: 500;
    white-space: nowrap;
}

/* Table Section */
.table-section {
    background: var(--surface);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    padding: 1rem;
    margin-bottom: 1rem;
}

.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.table-header h2 {
    font-size: 1rem;
    font-weight: 600;
}

.table-controls input {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    width: 200px;
}

.table-container {
    overflow-x: auto;
}

#county-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

#county-table th {
    text-align: left;
    padding: 0.75rem 0.5rem;
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
    user-select: none;
}

#county-table th:hover {
    color: var(--primary-color);
}

#county-table th.sort-asc::after {
    content: ' ↑';
}

#county-table th.sort-desc::after {
    content: ' ↓';
}

#county-table td {
    padding: 0.6rem 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

#county-table tbody tr {
    cursor: pointer;
    transition: background 0.15s ease;
}

#county-table tbody tr:hover {
    background: var(--background);
}

#county-table tbody tr.filtered-out {
    display: none;
}


/* Caveats Section */
.caveats-section {
    background: var(--surface);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    padding: 1.5rem;
}

.caveats-section h2 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.caveats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.caveat-item {
    background: var(--background);
    padding: 1rem;
    border-radius: 8px;
    border-left: 3px solid var(--warning-color);
}

.caveat-item h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.caveat-item p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Footer */
footer {
    background: var(--surface);
    padding: 1rem 2rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
    margin-top: 1rem;
}

footer p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Keyboard Focus Styles */
/* Remove default outline for mouse users, keep for keyboard */
:focus {
    outline: none;
}

:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Specific focus styles for interactive elements */
.toggle-btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}

.back-btn:focus-visible,
.close-pin-btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}

/* Focus for map states and counties */
.state:focus-visible,
.county:focus-visible {
    outline: none;
    stroke: var(--primary-color);
    stroke-width: 3px;
    filter: brightness(0.9);
}

/* Focus for form elements */
select:focus-visible,
input:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 1px;
    border-color: var(--primary-color);
}

input[type="checkbox"]:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Focus for table rows */
#county-table tbody tr:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
    background: var(--background);
}

/* Screen reader only utility class */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip link for keyboard users */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    z-index: 1000;
    text-decoration: none;
    font-weight: 500;
}

.skip-link:focus {
    top: 0;
}

/* BEAD Status Badge */
.bead-badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem !important;
    font-weight: 600;
}

.bead-awarded {
    background: #ddd6fe;
    color: #5b21b6;
}

.bead-in-progress {
    background: #fef3c7;
    color: #92400e;
}

.bead-pending {
    background: #e0e7ff;
    color: #3730a3;
}

.bead-not-targeted {
    background: var(--background);
    color: var(--text-secondary);
}

.bead-unverified {
    background: #f1f5f9;
    color: #64748b;
    font-style: italic;
}

/* Momentum Indicator */
.momentum-surging {
    color: #059669 !important;
}

.momentum-growing {
    color: #10b981 !important;
}

.momentum-steady {
    color: var(--warning-color) !important;
}

.momentum-stalled {
    color: var(--danger-color) !important;
}

/* NPV Trigger Button */
.npv-trigger-btn {
    width: 100%;
    padding: 0.75rem 1rem;
    margin-top: 1rem;
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.npv-trigger-btn:hover {
    background: linear-gradient(135deg, #6d28d9, #5b21b6);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

/* NPV Panel */
.npv-panel {
    position: fixed;
    top: 0;
    right: -440px;
    width: 420px;
    height: 100vh;
    background: var(--surface);
    box-shadow: -4px 0 20px rgba(0,0,0,0.15);
    z-index: 1000;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.npv-panel.open {
    right: 0;
}

.npv-panel-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    color: white;
    flex-shrink: 0;
}

.npv-panel-header h3 {
    font-size: 1rem;
    font-weight: 700;
    margin: 0;
}

.npv-county-label {
    font-size: 0.8rem;
    opacity: 0.9;
    flex: 1;
}

.npv-close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 0.25rem;
    line-height: 1;
    opacity: 0.8;
}

.npv-close-btn:hover {
    opacity: 1;
}

.npv-panel-body {
    padding: 1.25rem;
    overflow-y: auto;
    flex: 1;
}

/* NPV Sliders */
.npv-slider-group {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.npv-slider-group label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    width: 120px;
    flex-shrink: 0;
}

.npv-slider-group input[type="range"] {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: #e2e8f0;
    border-radius: 3px;
    outline: none;
}

.npv-slider-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #7c3aed;
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.npv-slider-val {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    width: 55px;
    text-align: right;
    flex-shrink: 0;
}

/* NPV Results */
.npv-results {
    margin-top: 1rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.npv-results h4 {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.npv-results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.npv-result-item {
    background: var(--background);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
}

.npv-result-label {
    display: block;
    font-size: 0.6rem;
    color: var(--text-secondary);
    margin-bottom: 0.1rem;
}

.npv-result-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.npv-result-highlight {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.npv-result-item.big {
    padding: 0.75rem;
    text-align: center;
}

.npv-result-item.big .npv-result-label {
    font-size: 0.7rem;
    margin-bottom: 0.25rem;
}

.npv-result-item.big .npv-result-value {
    font-size: 1.3rem;
}

.npv-result-value.positive {
    color: var(--success-color);
}

.npv-result-value.negative {
    color: var(--danger-color);
}

/* Deep Dive Button */
.deep-dive-btn {
    position: relative;
}

.deep-dive-btn.active {
    background: #7c3aed;
    color: white;
    animation: pulse-purple 2s infinite;
}

@keyframes pulse-purple {
    0%, 100% { box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(124, 58, 237, 0); }
}

/* Responsive */
@media (max-width: 1200px) {
    .content-area {
        flex-direction: column;
    }

    .info-panel {
        width: 100%;
        max-height: none;
    }
}

@media (max-width: 768px) {
    .controls-panel {
        flex-direction: column;
        align-items: stretch;
    }

    .toggle-group {
        flex-wrap: wrap;
    }

    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }

    .table-controls input {
        width: 100%;
    }

    header h1 {
        font-size: 1.4rem;
    }

    .npv-panel {
        width: 100%;
        right: -100%;
    }

    .npv-panel.open {
        right: 0;
    }

    .npv-slider-group {
        flex-wrap: wrap;
    }

    .npv-slider-group label {
        width: 100%;
        margin-bottom: 0.15rem;
    }
}