:root {
    --primary-blue: #064b91;
    --primary-hover: #003f7c;
    --primary-soft: #eaf3ff;
    --secondary-blue: #d7e7fb;
    --accent-cyan: #0e7490;
    --text-dark: #162033;
    --text-muted: #647084;
    --bg-light: #f4f7fb;
    --surface: #ffffff;
    --border-color: #e3e9f1;
    --border-strong: #cbd5e1;
    --success: #178653;
    --warning: #d97706;
    --danger: #dc3545;
    --sidebar-width: clamp(15.5rem, 18vw, 17.5rem);
    --content-max: 100rem;
    --radius-sm: 0.625rem;
    --radius-md: 0.875rem;
    --radius-lg: 1.125rem;
    --card-shadow: 0 0.125rem 0.375rem rgba(15, 23, 42, 0.035), 0 0.75rem 2rem rgba(15, 23, 42, 0.045);
    --card-shadow-hover: 0 0.25rem 0.75rem rgba(15, 23, 42, 0.05), 0 1rem 2.5rem rgba(15, 23, 42, 0.07);
    --transition-fast: 160ms ease;
    --transition-smooth: 260ms cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    min-width: 20rem;
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text-dark);
    background:
        radial-gradient(circle at 100% 0%, rgba(14, 116, 144, 0.055), transparent 24rem),
        var(--bg-light);
    overflow-x: hidden;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

body.sidebar-open {
    overflow: hidden;
}

button,
input,
select,
textarea {
    font: inherit;
}

a,
button,
.form-control,
.form-select,
.ts-control {
    -webkit-tap-highlight-color: transparent;
}

:focus-visible {
    outline: 0.1875rem solid rgba(13, 110, 253, 0.28);
    outline-offset: 0.125rem;
}

::selection {
    color: #fff;
    background: var(--primary-blue);
}

::-webkit-scrollbar {
    width: 0.5rem;
    height: 0.5rem;
}

::-webkit-scrollbar-track {
    background: #eef2f6;
}

::-webkit-scrollbar-thumb {
    background: #c4cedb;
    border: 0.125rem solid #eef2f6;
    border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
    background: #93a2b5;
}

.skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 9999;
    padding: 0.65rem 0.9rem;
    color: #fff;
    background: var(--primary-blue);
    border-radius: var(--radius-sm);
    transform: translateY(-150%);
    transition: transform var(--transition-fast);
}

.skip-link:focus {
    color: #fff;
    transform: translateY(0);
}

/* Sidebar */
.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 1030;
    display: flex;
    width: var(--sidebar-width);
    height: 100dvh;
    min-height: 100vh;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.98);
    border-right: 1px solid var(--border-color);
    box-shadow: 0.75rem 0 2.5rem rgba(15, 23, 42, 0.025);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.sidebar-brand {
    display: flex;
    min-height: 5.5rem;
    align-items: center;
    justify-content: space-between;
    padding: 1.15rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.brand-logo {
    width: 2.75rem;
    height: 2.75rem;
    margin-right: 0.75rem;
    object-fit: contain;
}

.brand-text {
    display: flex;
    min-width: 0;
    flex-direction: column;
    justify-content: center;
}

.brand-title {
    margin: 0;
    color: #0f172a;
    font-size: 1.05rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: 0.035em;
}

.brand-subtitle {
    margin-top: 0.2rem;
    color: var(--primary-blue);
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.sidebar-close,
.icon-button {
    display: inline-grid;
    width: 2.75rem;
    height: 2.75rem;
    flex: 0 0 2.75rem;
    place-items: center;
    padding: 0;
    color: var(--text-dark);
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.sidebar-close:hover,
.icon-button:hover {
    background: var(--primary-soft);
    border-color: #b7d3f5;
}

.sidebar-close:active,
.icon-button:active {
    transform: scale(0.96);
}

.sidebar-menu {
    flex: 1 1 auto;
    padding: 1rem;
    overflow-x: hidden;
    overflow-y: auto;
}

.menu-item {
    position: relative;
    display: flex;
    min-height: 3rem;
    align-items: center;
    margin-bottom: 0.3rem;
    padding: 0.72rem 0.9rem;
    color: #526077;
    font-size: 0.9rem;
    font-weight: 550;
    line-height: 1.25;
    text-decoration: none;
    border-radius: 0.75rem;
    transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}

.menu-item i {
    width: 1.5rem;
    margin-right: 0.7rem;
    font-size: 1.12rem;
    text-align: center;
}

.menu-item:hover {
    color: var(--primary-blue);
    background: var(--primary-soft);
    transform: translateX(0.125rem);
}

.menu-item.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary-blue), #1169b8);
    box-shadow: 0 0.5rem 1.2rem rgba(6, 75, 145, 0.2);
}

.menu-item.active::after {
    position: absolute;
    right: 0.7rem;
    width: 0.35rem;
    height: 0.35rem;
    content: "";
    background: #8fe4ff;
    border-radius: 50%;
}

.sidebar-footer-banner {
    position: relative;
    flex: 0 0 auto;
    margin: 0 1rem 1rem;
    padding: 1.25rem;
    color: #fff;
    background: linear-gradient(145deg, #102442, #07569d);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    box-shadow: 0 0.75rem 1.8rem rgba(6, 51, 100, 0.22);
    overflow: hidden;
}

.sidebar-footer-banner h6,
.sidebar-footer-banner p,
.sidebar-footer-banner .footer-copyright {
    position: relative;
    z-index: 2;
}

.sidebar-footer-banner h6 {
    margin-bottom: 0.3rem;
    color: #fff;
    font-size: 0.9rem;
    font-weight: 700;
}

.sidebar-footer-banner p {
    max-width: 10rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.72rem;
    line-height: 1.45;
}

.sidebar-footer-banner .footer-copyright {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.65rem;
    font-weight: 500;
}

.tugu-graphic {
    position: absolute;
    right: -0.6rem;
    bottom: -1rem;
    z-index: 1;
    opacity: 0.14;
    pointer-events: none;
    transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-footer-banner:hover .tugu-graphic {
    transform: scale(1.1) rotate(-4deg);
}

.sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1025;
    display: block;
    padding: 0;
    visibility: hidden;
    background: rgba(15, 23, 42, 0.5);
    border: 0;
    opacity: 0;
    backdrop-filter: blur(0.125rem);
    transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
}

/* Main layout and header */
.main-content {
    min-height: 100vh;
    min-height: 100dvh;
    margin-left: var(--sidebar-width);
    padding: clamp(1.25rem, 2.1vw, 2rem);
    transition: margin var(--transition-smooth), padding var(--transition-smooth);
}

.main-content > * {
    width: 100%;
    max-width: var(--content-max);
    margin-right: auto;
    margin-left: auto;
}

.top-header {
    position: sticky;
    top: 0;
    z-index: 1020;
    display: flex;
    min-height: 4.75rem;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: calc(clamp(1.25rem, 2.1vw, 2rem) * -1);
    margin-bottom: 1.4rem;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    background: rgba(244, 247, 251, 0.9);
    backdrop-filter: blur(0.75rem);
}

.header-identity,
.header-actions {
    display: flex;
    min-width: 0;
    align-items: center;
}

.header-identity {
    gap: 0.85rem;
}

.header-copy {
    min-width: 0;
}

.header-copy h1 {
    margin: 0;
    color: #101a2e;
    font-size: clamp(1.15rem, 1.5vw, 1.55rem);
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.025em;
}

.header-copy p {
    margin: 0.2rem 0 0;
    color: var(--text-muted);
    font-size: clamp(0.72rem, 0.85vw, 0.84rem);
    line-height: 1.35;
}

.header-actions {
    flex: 0 0 auto;
    gap: 0.75rem;
}

.time-badge {
    display: inline-flex;
    min-height: 2.6rem;
    align-items: center;
    padding: 0.55rem 0.8rem;
    color: #465268;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 999px;
}

.header-refresh {
    display: inline-flex;
    min-height: 2.65rem;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 0.95rem;
    font-size: 0.82rem;
    font-weight: 650;
    white-space: nowrap;
    border-radius: 999px;
    box-shadow: 0 0.5rem 1rem rgba(13, 110, 253, 0.16);
}

.header-refresh.is-loading i {
    animation: spin 700ms linear infinite;
}

/* Shared surfaces and controls */
.custom-card {
    min-width: 0;
    margin-bottom: 0;
    background: var(--surface);
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth), transform var(--transition-smooth);
}

.section-card-body,
.custom-card.p-4,
.custom-card.p-3 {
    padding: clamp(1rem, 1.6vw, 1.5rem) !important;
}

.btn {
    font-weight: 600;
    transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.btn:active:not(:disabled) {
    transform: translateY(0.0625rem) scale(0.985);
}

.btn-primary {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.form-control,
.form-select,
.input-group-text {
    min-height: 2.75rem;
    color: var(--text-dark);
    font-size: 0.875rem;
    border-color: var(--border-strong);
}

.form-control,
.form-select {
    padding: 0.6rem 0.75rem;
}

.form-control:focus,
.form-select:focus {
    border-color: #5598d8;
    box-shadow: 0 0 0 0.2rem rgba(6, 75, 145, 0.1);
}

.form-label {
    margin-bottom: 0.4rem;
    color: #536077;
    font-size: 0.76rem;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: 0.025em;
}

.form-label small {
    color: #8490a2;
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0;
}

.text-muted {
    color: var(--text-muted) !important;
}

.text-primary {
    color: var(--primary-blue) !important;
}

/* Global filters */
.filter-card {
    position: relative;
    z-index: 1010;
    overflow: visible;
}

.filter-card-header {
    display: flex;
    min-height: 5.25rem;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem clamp(1rem, 1.6vw, 1.5rem);
}

.filter-heading,
.section-heading {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 0.75rem;
}

.filter-heading h2,
.section-heading h2 {
    margin: 0;
    color: #1a2539;
    font-size: 0.95rem;
    font-weight: 750;
    line-height: 1.3;
}

.filter-heading p,
.section-heading p {
    margin: 0.18rem 0 0;
    color: var(--text-muted);
    font-size: 0.73rem;
    line-height: 1.4;
}

.section-icon {
    display: inline-grid;
    width: 2.45rem;
    height: 2.45rem;
    flex: 0 0 2.45rem;
    place-items: center;
    color: var(--primary-blue);
    font-size: 1rem;
    background: var(--primary-soft);
    border: 1px solid #d9eaff;
    border-radius: 0.75rem;
}

.section-icon-warm {
    color: #c2410c;
    background: #fff3e8;
    border-color: #fed7aa;
}

.filter-summary {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 0.6rem;
}

.badge-active-filters {
    display: inline-flex;
    min-height: 2.15rem;
    align-items: center;
    gap: 0.45rem;
    padding: 0.38rem 0.72rem;
    color: #137349;
    font-size: 0.72rem;
    font-weight: 550;
    white-space: nowrap;
    background: #ecfdf5;
    border: 1px solid #c9efdc;
    border-radius: 999px;
}

.status-dot {
    width: 0.45rem;
    height: 0.45rem;
    background: #1fa96b;
    border-radius: 50%;
    box-shadow: 0 0 0 0.2rem rgba(31, 169, 107, 0.12);
}

.filter-toggle {
    display: inline-flex;
    min-height: 2.25rem;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 0.65rem;
    color: var(--primary-blue);
    font-size: 0.75rem;
    font-weight: 650;
    background: var(--primary-soft);
    border: 1px solid #cfe3fb;
    border-radius: 0.65rem;
}

.filter-toggle i {
    transition: transform var(--transition-smooth);
}

.filter-toggle[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.filter-card-body {
    padding: 0 clamp(1rem, 1.6vw, 1.5rem) clamp(1rem, 1.6vw, 1.5rem);
    border-top: 1px solid var(--border-color);
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    padding-top: 1rem;
}

.filter-field {
    min-width: 0;
}

.filter-actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-end;
    gap: 0.5rem;
}

.filter-actions-row {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

.filter-actions .btn {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding-right: 0.85rem;
    padding-left: 0.85rem;
    border-radius: 0.7rem;
}

.search-field {
    position: relative;
}

.search-field > i {
    position: absolute;
    top: 50%;
    left: 0.78rem;
    z-index: 2;
    color: #8792a3;
    font-size: 0.85rem;
    transform: translateY(-50%);
    pointer-events: none;
}

.search-field .form-control {
    padding-left: 2.2rem;
}

/* Tom Select */
.ts-wrapper {
    min-width: 0;
}

.ts-wrapper .ts-control {
    min-height: 2.75rem;
    align-items: center;
    gap: 0.25rem;
    padding: 0.38rem 0.55rem;
    font-size: 0.82rem;
    border-color: var(--border-strong);
    border-radius: 0.7rem;
    box-shadow: none;
}

.ts-wrapper.focus .ts-control {
    border-color: #5598d8;
    box-shadow: 0 0 0 0.2rem rgba(6, 75, 145, 0.1);
}

.ts-wrapper.multi .ts-control > div.item {
    max-width: 100%;
    margin: 0.1rem;
    padding: 0.22rem 0.42rem;
    color: #25415f;
    font-size: 0.72rem;
    line-height: 1.25;
    background: #edf4fb;
    border: 1px solid #d6e5f5;
    border-radius: 0.4rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ts-wrapper .ts-dropdown {
    margin-top: 0.35rem;
    font-size: 0.82rem;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    box-shadow: 0 1rem 2.5rem rgba(15, 23, 42, 0.14);
    overflow: hidden;
    z-index: 2000;
}

.ts-wrapper .ts-dropdown .option {
    padding: 0.6rem 0.75rem;
}

.ts-wrapper .ts-dropdown .optgroup-header {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.65rem 0.75rem 0.35rem;
    color: #526477;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: #f8fafc;
}

.ts-wrapper .ts-dropdown .optgroup:not(:first-child) {
    border-top: 1px solid var(--border-color);
}

.ts-wrapper .ts-dropdown .active {
    color: var(--primary-blue);
    background: var(--primary-soft);
}

/* KPI and section components */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 11.25rem), 1fr));
    gap: 1rem;
}

.kpi-card {
    display: flex;
    height: 100%;
    min-height: 7.2rem;
    align-items: center;
    gap: 0.8rem;
    padding: clamp(0.95rem, 1.3vw, 1.2rem);
    background: #fff;
    border: 1px solid rgba(226, 232, 240, 0.95);
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth), transform var(--transition-smooth);
}

.kpi-card > div:last-child {
    min-width: 0;
}

.kpi-icon-wrapper {
    display: grid;
    width: 2.9rem;
    height: 2.9rem;
    flex: 0 0 2.9rem;
    place-items: center;
    margin: 0;
    border-radius: 0.85rem;
}

.kpi-icon-blue { color: #2563eb; background: #eff6ff; }
.kpi-icon-green { color: #16834c; background: #ecfdf3; }
.kpi-icon-yellow { color: #b77906; background: #fff9df; }
.kpi-icon-purple { color: #8739b2; background: #faf2ff; }
.kpi-icon-teal { color: #0b7e76; background: #eafcf9; }

.kpi-value {
    color: #141e31;
    font-size: clamp(1.45rem, 1.8vw, 1.8rem);
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.kpi-label {
    margin-top: 0.25rem;
    color: #4f5b70;
    font-size: 0.7rem;
    font-weight: 750;
    line-height: 1.25;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.kpi-subtext {
    margin-top: 0.18rem;
    color: #8791a1;
    font-size: 0.67rem;
    line-height: 1.3;
}

.section-heading.compact .section-icon {
    width: 2.25rem;
    height: 2.25rem;
    flex-basis: 2.25rem;
}

.section-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.subsection-title {
    margin: 0 0 0.8rem;
    color: #344157;
    font-size: 0.82rem;
    font-weight: 750;
}

.action-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.page-view:not(.d-none) {
    animation: page-in 280ms ease-out both;
}

/* Maps and charts */
#main-map,
#dbscan-map,
#density-map {
    width: 100%;
    background: #e7edf4;
    border: 1px solid #dae2ec;
    border-radius: var(--radius-md);
    z-index: 0;
}

#main-map,
#dbscan-map {
    height: clamp(25rem, 43vw, 33rem);
}

.map-card > .card-body {
    display: flex;
    flex-direction: column;
}

.map-card #main-map {
    height: auto;
    min-height: clamp(25rem, 43vw, 33rem);
    flex: 1 1 auto;
}

#density-map {
    height: clamp(18rem, 27vw, 22rem);
}

.donut-chart {
    width: 100%;
    height: 15rem;
}

.bar-chart {
    width: 100%;
    height: clamp(22rem, 35vw, 29rem);
}

.js-plotly-plot,
.plot-container,
.svg-container {
    max-width: 100%;
}

.leaflet-control-zoom a {
    display: grid;
    width: 2rem !important;
    height: 2rem !important;
    place-items: center;
    line-height: 1 !important;
}

.leaflet-popup-content-wrapper {
    border-radius: 0.75rem;
    box-shadow: 0 0.75rem 2rem rgba(15, 23, 42, 0.2);
}

.public-map-aggregate {
    display: grid;
    place-items: center;
    color: #fff;
    font: 700 0.65rem/1 "Inter", sans-serif;
    border: 0.125rem solid #fff;
    border-radius: 50%;
    box-shadow: 0 0.2rem 0.7rem rgba(15, 23, 42, 0.35);
}

.map-legend {
    padding: 0.7rem;
    font-size: 0.72rem;
    line-height: 1.5;
    background: #fff;
    border-radius: 0.5rem;
    box-shadow: 0 0.2rem 0.8rem rgba(15, 23, 42, 0.12);
}

.map-legend i {
    float: left;
    width: 0.75rem;
    height: 0.75rem;
    margin-right: 0.5rem;
    border-radius: 50%;
    opacity: 0.8;
}

.heatmap-overlay-legend {
    padding: 0.5rem 0.7rem;
    font-size: 0.68rem;
    line-height: 1.4;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 0.5rem;
    box-shadow: 0 0.15rem 0.5rem rgba(15, 23, 42, 0.15);
    backdrop-filter: blur(0.25rem);
}

/* Tables and upload */
.table-responsive {
    overscroll-behavior-x: contain;
    scrollbar-gutter: stable;
    -webkit-overflow-scrolling: touch;
}

.table {
    --bs-table-bg: transparent;
    margin-bottom: 0;
    color: #344157;
    font-size: 0.8rem;
    vertical-align: middle;
}

.table > :not(caption) > * > * {
    padding: 0.72rem 0.65rem;
    border-bottom-color: #e8edf3;
}

.table thead th {
    color: #566278;
    font-size: 0.67rem;
    font-weight: 750;
    letter-spacing: 0.04em;
    white-space: nowrap;
    text-transform: uppercase;
}

.table .badge {
    max-width: 14rem;
    padding: 0.42em 0.6em;
    font-size: 0.68rem;
    font-weight: 600;
    line-height: 1.25;
    white-space: normal;
}

.manage-table-scroll {
    max-height: 25rem;
    overflow-y: auto;
}

.dataTables_wrapper .row {
    align-items: center;
    row-gap: 0.75rem;
}

.dataTables_wrapper .dataTables_length label,
.dataTables_wrapper .dataTables_filter label,
.dataTables_wrapper .dataTables_info {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    min-height: 2.3rem;
    border-color: var(--border-strong);
    border-radius: 0.6rem;
}

.dataTables_wrapper .dataTables_length select {
    min-width: 4.5rem;
    padding-right: 2rem;
    background-position: right 0.55rem center;
}

.pagination {
    flex-wrap: wrap;
    gap: 0.2rem;
}

.page-link {
    min-width: 2.1rem;
    min-height: 2.1rem;
    padding: 0.4rem 0.55rem;
    color: var(--primary-blue);
    font-size: 0.75rem;
    text-align: center;
    border-radius: 0.5rem !important;
}

.upload-zone {
    padding: clamp(1.25rem, 3vw, 2rem);
    text-align: center;
    background: #f8fbfe;
    border: 0.125rem dashed #b8c9dc;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.upload-zone:hover,
.upload-zone.is-dragging,
.upload-zone:focus-visible {
    background: var(--primary-soft);
    border-color: #5c98d2;
}

.upload-zone.is-dragging {
    transform: scale(0.995);
}

.import-preview {
    padding: 1rem;
    background: #f8fbfe;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.import-preview-table {
    max-height: 18rem;
}

.about-card {
    line-height: 1.72;
}

.about-card ol {
    padding-left: 1.35rem;
}

/* Feedback and footer */
.custom-toast {
    position: fixed;
    right: max(1rem, env(safe-area-inset-right));
    bottom: max(1rem, env(safe-area-inset-bottom));
    z-index: 9999;
    display: block;
    width: min(22rem, calc(100vw - 2rem));
    padding: 0.9rem 1rem;
    visibility: hidden;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--border-color);
    border-left: 0.25rem solid var(--primary-blue);
    border-radius: 0.75rem;
    box-shadow: 0 1rem 2.5rem rgba(15, 23, 42, 0.18);
    opacity: 0;
    transform: translateY(1rem);
    transition: opacity var(--transition-smooth), transform var(--transition-smooth), visibility var(--transition-smooth);
}

.custom-toast.show {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}

.app-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 1rem;
    color: #778397;
    font-size: 0.72rem;
    border-top: 1px solid var(--border-color);
}

/* Authentication area */
#auth-area {
    margin-right: -0.25rem;
    margin-left: -0.25rem;
    padding: 0.35rem 0.25rem 0.85rem !important;
    border-bottom: 1px solid var(--border-color);
}

#auth-area .auth-user-info {
    min-width: 0;
    color: var(--text-dark);
}

#auth-area .btn-outline-light {
    min-height: 2.5rem;
    color: var(--primary-blue);
    font-weight: 650;
    border-color: #aac6e5;
    border-radius: 0.7rem;
}

#auth-area .btn-outline-light:hover {
    color: #fff;
    background: var(--primary-blue);
    border-color: var(--primary-blue);
}

/* Login */
.login-page {
    display: grid;
    min-height: 100vh;
    min-height: 100dvh;
    place-items: center;
    padding: clamp(1rem, 4vw, 3rem);
    background:
        radial-gradient(circle at 15% 15%, rgba(13, 110, 253, 0.12), transparent 24rem),
        radial-gradient(circle at 90% 85%, rgba(14, 116, 144, 0.1), transparent 28rem),
        var(--bg-light);
}

.login-shell {
    display: grid;
    width: min(100%, 58rem);
    grid-template-columns: minmax(17rem, 0.9fr) minmax(20rem, 1fr);
    background: #fff;
    border: 1px solid rgba(226, 232, 240, 0.95);
    border-radius: 1.4rem;
    box-shadow: 0 1.5rem 4rem rgba(15, 23, 42, 0.12);
    overflow: hidden;
}

.login-intro {
    position: relative;
    display: flex;
    min-height: 32rem;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(1.75rem, 4vw, 3rem);
    color: #fff;
    background: linear-gradient(145deg, #102442, #064b91 65%, #08758c);
    overflow: hidden;
}

.login-intro::after {
    position: absolute;
    right: -7rem;
    bottom: -8rem;
    width: 20rem;
    height: 20rem;
    content: "";
    border: 3.5rem solid rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.login-intro-brand,
.login-intro-copy {
    position: relative;
    z-index: 1;
}

.login-intro-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.login-intro-brand img {
    width: 2.8rem;
    height: 2.8rem;
    padding: 0.3rem;
    background: #fff;
    border-radius: 0.75rem;
}

.login-intro h1 {
    max-width: 22rem;
    margin: 0 0 0.8rem;
    font-size: clamp(1.65rem, 3vw, 2.35rem);
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: -0.035em;
}

.login-intro p {
    max-width: 22rem;
    margin: 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.86rem;
    line-height: 1.65;
}

.login-card {
    display: flex;
    min-width: 0;
    flex-direction: column;
    justify-content: center;
    padding: clamp(1.5rem, 5vw, 3.5rem);
    background: #fff;
}

.login-card-header {
    margin-bottom: 1.75rem;
}

.login-card-header h2 {
    margin: 0 0 0.45rem;
    color: #142038;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.025em;
}

.login-card-header p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.82rem;
    line-height: 1.5;
}

.login-card .form-control {
    border-radius: 0.75rem;
}

.login-card .btn-login {
    min-height: 2.85rem;
    border-radius: 0.75rem;
}

.login-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
}

.login-back-link:hover {
    color: var(--primary-blue);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes page-in {
    from { opacity: 0; transform: translateY(0.35rem); }
    to { opacity: 1; transform: translateY(0); }
}

.spin {
    display: inline-block;
    animation: spin 1s linear infinite;
}

@media (hover: hover) and (pointer: fine) {
    .custom-card:hover {
        border-color: #d5e0ec;
        box-shadow: var(--card-shadow-hover);
    }

    .kpi-card:hover {
        border-color: #d5e0ec;
        box-shadow: var(--card-shadow-hover);
        transform: translateY(-0.125rem);
    }
}

@media (min-width: 87.5rem) {
    .filter-grid {
        grid-template-columns: minmax(9rem, 0.9fr) minmax(11rem, 1.15fr) minmax(11rem, 1.15fr) minmax(10rem, 1fr) auto;
        align-items: end;
    }
}

@media (min-width: 62rem) {
    .filter-body.collapse {
        display: block !important;
        height: auto !important;
        visibility: visible;
    }
}

@media (max-width: 74.99rem) {
    .sidebar-footer-banner {
        padding: 1rem;
    }

    .kpi-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (min-width: 48rem) and (max-width: 79.99rem) {
    .kpi-grid {
        grid-template-columns: repeat(6, minmax(0, 1fr));
    }

    .kpi-grid > div {
        grid-column: span 2;
    }

    .kpi-grid > div:nth-last-child(-n + 2) {
        grid-column: span 3;
    }
}

@media (max-width: 61.99rem) {
    .sidebar {
        width: min(20rem, 88vw);
        transform: translateX(-105%);
        box-shadow: 1rem 0 3rem rgba(15, 23, 42, 0.18);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar.show + .sidebar-backdrop,
    .sidebar-backdrop.show {
        visibility: visible;
        opacity: 1;
    }

    .main-content {
        margin-left: 0;
        padding: 1rem;
    }

    .top-header {
        min-height: 4.5rem;
        margin-top: -1rem;
    }

    .filter-body {
        border-top: 1px solid var(--border-color);
    }

    .filter-card-body {
        border-top: 0;
    }

    .sidebar-footer-banner {
        display: block;
    }
}

@media (max-width: 47.99rem) {
    .main-content {
        padding: 0.75rem;
    }

    .top-header {
        min-height: 4.25rem;
        gap: 0.65rem;
        margin-top: -0.75rem;
        margin-bottom: 1rem;
    }

    .header-identity {
        gap: 0.6rem;
    }

    .header-copy h1 {
        max-width: 14rem;
        font-size: 1rem;
    }

    .header-copy p {
        display: none;
    }

    .header-refresh,
    .icon-button {
        width: 2.6rem;
        height: 2.6rem;
        min-height: 2.6rem;
        flex-basis: 2.6rem;
        justify-content: center;
        padding: 0;
        border-radius: 0.72rem;
    }

    .header-refresh span {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }

    .filter-card-header {
        min-height: auto;
        align-items: flex-start;
        padding: 0.9rem;
    }

    .filter-heading .section-icon {
        display: none;
    }

    .filter-heading h2 {
        font-size: 0.9rem;
    }

    .filter-summary {
        flex-direction: column;
        align-items: flex-end;
        gap: 0.4rem;
    }

    .badge-active-filters {
        min-height: 1.8rem;
        padding: 0.3rem 0.55rem;
        font-size: 0.65rem;
    }

    .filter-card-body {
        padding: 0 0.9rem 0.9rem;
    }

    .filter-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        padding-top: 0.9rem;
    }

    .filter-actions {
        align-items: stretch;
    }

    .filter-actions-row {
        display: grid;
        grid-template-columns: 0.8fr 1.2fr;
    }

    .filter-actions .btn {
        width: 100%;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.75rem;
    }

    .kpi-grid > div:last-child:nth-child(odd) {
        grid-column: 1 / -1;
    }

    .kpi-card {
        min-height: 8.25rem;
        flex-direction: column;
        align-items: flex-start;
        justify-content: space-between;
        gap: 0.55rem;
        padding: 0.9rem;
    }

    .kpi-grid > div:last-child:nth-child(odd) .kpi-card {
        min-height: 6.5rem;
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
    }

    .kpi-icon-wrapper {
        width: 2.45rem;
        height: 2.45rem;
        flex-basis: 2.45rem;
        border-radius: 0.7rem;
    }

    .kpi-icon-wrapper i {
        font-size: 1rem !important;
    }

    .kpi-value {
        font-size: 1.35rem;
    }

    .kpi-subtext {
        display: none;
    }

    .section-card-body,
    .custom-card.p-4,
    .custom-card.p-3 {
        padding: 0.9rem !important;
    }

    .section-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .section-toolbar > .btn,
    .section-toolbar > .action-group {
        align-self: stretch;
    }

    .action-group .btn {
        flex: 1 1 auto;
    }

    #main-map,
    #dbscan-map {
        height: clamp(20rem, 105vw, 25rem);
    }

    .map-card #main-map {
        min-height: clamp(20rem, 105vw, 25rem);
    }

    #density-map {
        height: 18rem;
    }

    .bar-chart {
        height: 25rem;
    }

    .donut-chart {
        height: 14rem;
    }

    .leaflet-control-attribution {
        max-width: 70vw;
        font-size: 0.55rem !important;
    }

    .table {
        font-size: 0.75rem;
    }

    .table > :not(caption) > * > * {
        padding: 0.65rem 0.55rem;
    }

    .dataTables_wrapper .dataTables_length,
    .dataTables_wrapper .dataTables_filter,
    .dataTables_wrapper .dataTables_info,
    .dataTables_wrapper .dataTables_paginate {
        text-align: left !important;
    }

    .dataTables_wrapper .dataTables_filter input {
        width: min(100%, 13rem);
        margin-left: 0.35rem;
    }

    .app-footer {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.3rem;
        margin-top: 2rem;
    }

    .custom-toast {
        right: 0.75rem;
        bottom: 0.75rem;
        width: calc(100vw - 1.5rem);
    }

    .about-card h4 {
        font-size: 1.05rem;
        line-height: 1.4;
    }

    .login-page {
        padding: 0.75rem;
    }

    .login-shell {
        display: block;
        border-radius: 1rem;
    }

    .login-intro {
        min-height: 10.5rem;
        justify-content: flex-start;
        padding: 1.25rem;
    }

    .login-intro-brand {
        margin-bottom: 1.5rem;
    }

    .login-intro h1 {
        margin-bottom: 0.35rem;
        font-size: 1.35rem;
    }

    .login-intro p {
        font-size: 0.75rem;
    }

    .login-card {
        padding: 1.35rem 1.25rem 1.5rem;
    }
}

@media (max-height: 40rem) {
    .login-page {
        align-items: start;
    }
}

@media (max-width: 22.49rem) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }

    .kpi-card {
        min-height: 6.5rem;
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
    }

    .filter-heading {
        display: none;
    }

    .filter-summary {
        width: 100%;
        align-items: stretch;
    }

    .filter-toggle,
    .badge-active-filters {
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media print {
    .sidebar,
    .sidebar-backdrop,
    .top-header,
    #filter-card,
    .app-footer,
    .custom-toast,
    .btn {
        display: none !important;
    }

    .main-content {
        margin: 0;
        padding: 0;
    }

    .custom-card,
    .kpi-card {
        box-shadow: none;
        break-inside: avoid;
    }
}