/* Main Content - 3 Column Layout.
 * Spacing model (06-Jun): the page fits the viewport - header + filter bar +
 * one row of equal-height columns + footer. The map card drives the row
 * height; the Distribution and Active Filters columns stretch to match it
 * and scroll INTERNALLY instead of growing the page (the filters panel used
 * to be ~1700px tall and forced 2+ screens of scroll). */
.main-content {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 250px 450px;
    align-items: stretch;
    gap: 1.5rem;
    padding: 1.5rem 2rem;
    max-width: 1800px;
    margin: 0 auto;
    width: 100%;
    /* Column height = #map height + the map card's own chrome (padding 32px
     * + header 27px + header margin 12px = 71px). Keep in sync with #map. */
    --overview-col: max(calc(100vh - 267px), 471px);
}

.main-content section {
    background: white;
    border-radius: 10px;
    padding: 1rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.filters-section {
    padding: 0 !important;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: #28537D !important;
    /* Match the map card's height; rows beyond it scroll inside the panel. */
    max-height: var(--overview-col);
}

.main-content h3 {
    font-size: 0.9rem;
    color: var(--iwmi-dark-blue);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--iwmi-light-grey);
}

/* Distribution Section */
.distribution-section {
    display: flex;
    flex-direction: column;
    max-height: var(--overview-col);
    min-height: 0;
}



/* Map Section */
.map-section {
    min-height: 500px;
}

.map-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--iwmi-light-grey);
}

.map-header h3 {
    margin: 0;
    padding: 0;
    border: none;
}

.map-header .legend-items {
    display: flex;
    flex-direction: row;
    gap: 0.4rem;
}

.map-header .legend-item {
    font-size: 0.75rem;
    gap: 0.2rem;
}

.map-header .legend-color {
    width: 12px;
    height: 12px;
}

.overlay-toggle {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: var(--iwmi-dark-grey);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.overlay-toggle input[type="checkbox"] {
    accent-color: #2e7d32;
    cursor: pointer;
}

.overlay-swatch {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    opacity: 0.7;
}

#map {
    /* Sized so header (90) + filter bar (~89) + main padding (48) + map card
     * chrome (71) + footer (40) + map = 100vh - the overview fits the fold
     * with no page scrollbar. Keep in sync with --overview-col above. */
    height: calc(100vh - 338px);
    min-height: 400px;
    border-radius: 8px;
    border: 1px solid var(--iwmi-light-grey);
}

/* #6: map loader overlay - small centered spinner over the map container */
.map-container {
    position: relative;
}

.map-loader {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.35);
    border-radius: 8px;
    z-index: 600;
    pointer-events: none;
}

.map-loader-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--iwmi-light-grey);
    border-top-color: var(--iwmi-teal);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Loader overlay for the district/block detail grid - shown while the view's
 * data recalculates (configure apply, intervention change, cluster loads). */
.block-detail-grid {
    position: relative;
}

.detail-loader {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.45);
    border-radius: 8px;
    z-index: 1500;
    pointer-events: none;
}

/* Inline spinner for buttons that kick off async work (Summary, CSV). */
.btn-spinner {
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: -2px;
    margin-right: 4px;
}

/* Custom map tooltip */
.custom-tooltip {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    padding: 10px 14px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    max-width: 320px;
}

.custom-tooltip strong {
    color: var(--iwmi-dark-blue);
}

/* Protected Areas toggle docked on the map (below the Leaflet zoom control,
 * which sits top-left with ~10px margins and is ~65px tall). */
.map-overlay-control {
    position: absolute;
    top: 85px;
    left: 10px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0,0,0,0.15);
    border-radius: 6px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.15);
    padding: 6px 10px;
}

/* District boundary labels */
.district-label {
    background: none !important;
    border: none !important;
    box-shadow: none !important;
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    color: #333;
    text-shadow: 1px 1px 2px white, -1px -1px 2px white, 1px -1px 2px white, -1px 1px 2px white;
    pointer-events: none;
}

/* Distribution Chart */
.chart-container {
    height: 150px;
}

.chart-legend {
    margin-top: 0.5rem;
    /* Fill the stretched column; scroll if the category table outgrows it. */
    flex: 1;
    min-height: 0;
    overflow-y: auto;
}

.legend-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.7rem;
}

.legend-table th {
    text-align: left;
    padding: 0.25rem 0.25rem;
    border-bottom: 1px solid var(--iwmi-light-grey);
    font-weight: 600;
    color: var(--iwmi-dark-blue);
    font-size: 0.65rem;
    text-transform: uppercase;
}

.legend-table td {
    padding: 0.2rem 0.25rem;
    border-bottom: 1px solid #eee;
}

.legend-table .legend-color {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.legend-table .text-right {
    text-align: right;
}

.stats-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.stat-card {
    background: white;
    padding: 0.6rem;
    border-radius: 6px;
    text-align: center;
    border: 1px solid var(--iwmi-light-grey);
}

.stat-card .value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--iwmi-dark-blue);
}

.stat-card .label {
    font-size: 0.7rem;
    color: #666;
    margin-top: 0.2rem;
}

/* Legend Section */
.legend-items {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 3px;
    border: 1px solid rgba(0,0,0,0.1);
    flex-shrink: 0;
}

#active-filters {
    font-size: 0.8rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    overflow-y: auto;   /* long variable lists scroll inside the dark panel */
    color: white;
}

/* Keep the panel title + column headers pinned while the rows scroll. */
#active-filters .filters-table thead {
    position: sticky;
    top: 0;
    z-index: 1;
}

.no-filters {
    color: white;
    font-style: italic;
    font-size: 0.9rem;
    text-align: center;
    padding: 2rem;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.filters-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
    border-radius: 0;
    overflow: hidden;
    box-shadow: none;
}

.filters-table th {
    text-align: left;
    padding: 0.6rem 0.8rem;
    background: #0297A6;
    color: white;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.filters-title-row th {
    background: #28537D;
    text-align: center;
    font-size: 0.85rem;
    padding: 0.75rem;
    color: white;
}

.filters-table td {
    padding: 0.5rem 0.8rem;
    background: #28537D;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    color: white;
}

.filters-table tbody tr:nth-child(even) td {
    background: #1e4263;
}

.filters-table tbody tr:hover td {
    background: #0297A6;
}

.filters-table .text-right {
    text-align: right;
}

.filter-chip {
    display: inline-block;
    background: white;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin: 0.2rem;
    font-size: 0.75rem;
    border: 1px solid var(--iwmi-light-grey);
}

.btn-export {
    width: auto;
    padding: 0.5rem 1.5rem;
    background: var(--iwmi-green);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    justify-self: start;
}

.btn-export:hover {
    background: #1a8a5f;
}