@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Source+Sans+3:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    /* Colors */
    --color-bg: #FFF8F0;
    --color-surface: #F5EDE0;
    --color-text: #3D2B1F;
    --color-text-muted: #7A6E62;
    --color-accent: #2D6A4F;
    --color-accent-hover: #245A42;
    --color-highlight: #D4A03C;
    --color-border: #E8DDD0;
    --color-code-bg: #2A211A;
    --color-code-text: #F5EDE0;
    --color-error: #C0392B;

    /* Override Bootstrap's blue with our brand accent */
    --bs-primary: #2D6A4F;
    --bs-primary-rgb: 45, 106, 79;
    --bs-link-color: #2D6A4F;
    --bs-link-hover-color: #245A42;
    --bs-focus-ring-color: rgba(45, 106, 79, 0.25);
    --bs-body-bg: #FFF8F0;
    --bs-body-color: #3D2B1F;

    /* Typography */
    --font-heading: 'DM Sans', sans-serif;
    --font-body: 'Source Sans 3', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --max-width-text: 720px;
    --max-width-layout: 1100px;
    --section-padding: 4rem;
    --card-padding: 1.5rem;
    --card-radius: 0.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(61, 43, 31, 0.08);
    --shadow-md: 0 4px 8px rgba(61, 43, 31, 0.1);
}

/* ============================================
   Base
   ============================================ */

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    font-size: 1.0625rem;
    margin: 0;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    letter-spacing: -0.01em;
    color: var(--color-text);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
}

h2 {
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1.3;
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.3;
}

a {
    color: var(--color-accent);
    text-decoration: underline;
    text-decoration-color: rgba(45, 106, 79, 0.25);
    text-underline-offset: 2px;
    transition: text-decoration-color 0.2s ease;
}

a:hover {
    text-decoration-color: var(--color-accent);
}

/* ============================================
   Layout
   ============================================ */

.site-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ============================================
   Header
   ============================================ */

.site-header {
    padding: 2rem 0 1.5rem;
}

.site-header h1 {
    margin: 0 0 0.25rem;
}

.site-subtitle {
    color: var(--color-text-muted);
    font-size: 1.0625rem;
    margin: 0;
}

/* ============================================
   Stats Cards
   ============================================ */

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--card-radius);
    padding: var(--card-padding);
    transition: border-color 0.2s ease;
}

.stat-card:hover {
    border-color: var(--color-highlight);
}

.stat-card h3 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin: 0 0 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-family: var(--font-body);
}

.stat-card .stat-value {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
}

/* ============================================
   Charts
   ============================================ */

.charts-section {
    margin-bottom: 3rem;
    padding-top: 1rem;
}

.charts-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.chart-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--card-radius);
    padding: var(--card-padding);
}

.chart-card h3 {
    margin: 0 0 1rem;
    font-size: 1rem;
    font-weight: 600;
}

.chart-card canvas {
    width: 100% !important;
    max-height: 180px;
}

.chart-card.chart-tall canvas {
    max-height: 280px;
}

/* ============================================
   Filter Bar
   ============================================ */

.filters-bar-container {
    margin-bottom: 1.5rem;
}

.filters-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    min-height: 2.25rem;
}

.filters-bar-empty {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.bar-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-right: 0.25rem;
}

/* ============================================
   Filter Chips
   ============================================ */

.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 0.25rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.8125rem;
    font-family: var(--font-body);
    max-width: 300px;
}

.filter-chip-label {
    font-weight: 600;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.filter-chip-value {
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
}

.filter-chip-remove {
    cursor: pointer;
    color: var(--color-text-muted);
    font-size: 1rem;
    line-height: 1;
    padding: 0 0.125rem;
    transition: color 0.15s ease;
}

.filter-chip-remove:hover {
    color: var(--color-error);
}

/* ============================================
   Buttons
   ============================================ */

.add-filter-btn,
.copy-link-btn,
.csv-download-btn,
.clear-filters-btn {
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text);
}

.add-filter-btn:hover,
.copy-link-btn:hover,
.csv-download-btn:hover,
.clear-filters-btn:hover {
    border-color: var(--color-highlight);
}

.add-filter-btn {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.add-filter-btn:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

/* ============================================
   Filter Modal / Popover
   ============================================ */

.filter-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(61, 43, 31, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.filter-popover {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--card-radius);
    padding: 1.25rem;
    box-shadow: var(--shadow-md);
    max-width: 400px;
    width: 90vw;
    max-height: 80vh;
    overflow-y: auto;
}

.filter-title {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: var(--color-text);
}

.filter-search {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 0.375rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    background: var(--color-bg);
    color: var(--color-text);
    margin-bottom: 0.75rem;
    outline: none;
}

.filter-search:focus {
    border-color: var(--color-accent);
}

.filter-options {
    max-height: 300px;
    overflow-y: auto;
}

.filter-option {
    display: block;
    padding: 0.375rem 0.25rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--color-text);
    border-radius: 0.25rem;
}

.filter-option:hover {
    background: var(--color-surface);
}

.filter-option input[type="checkbox"] {
    margin-right: 0.5rem;
    accent-color: var(--color-accent);
}

/* Text filter tags */
.text-tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 0.5rem;
}

.text-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 0.25rem;
    padding: 0.2rem 0.5rem;
    font-size: 0.8125rem;
}

.text-tag-label {
    color: var(--color-text);
}

.text-tag-remove {
    cursor: pointer;
    color: var(--color-text-muted);
    font-size: 1rem;
    line-height: 1;
    padding: 0 0.125rem;
}

.text-tag-remove:hover {
    color: var(--color-error);
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    margin-top: 0.75rem;
}

.filter-buttons .btn {
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 500;
    padding: 0.375rem 0.875rem;
    border-radius: 0.375rem;
    cursor: pointer;
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text);
    transition: background 0.2s ease, border-color 0.2s ease;
}

.filter-buttons .btn:hover {
    border-color: var(--color-highlight);
}

.filter-buttons .btn-apply {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.filter-buttons .btn-apply:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

/* ============================================
   DataTable Overrides
   ============================================ */

/* Table base */
table.dataTable {
    width: 100% !important;
    border-collapse: collapse;
    font-family: var(--font-body);
    font-size: 0.9375rem;
}

table.dataTable thead th {
    background: var(--color-surface) !important;
    font-family: var(--font-heading);
    font-weight: 600;
    text-align: left;
    padding: 0.75rem 1rem;
    border-bottom: 2px solid var(--color-border) !important;
    color: var(--color-text);
    white-space: nowrap;
    font-size: 0.8125rem;
}

table.dataTable tbody td {
    padding: 0.625rem 1rem;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
    font-size: 0.8125rem;
}

/* Alternate rows */
table.dataTable tbody tr:nth-child(odd) {
    background: var(--color-bg);
}

table.dataTable tbody tr:nth-child(even) {
    background: var(--color-surface);
}

table.dataTable tbody tr:hover {
    background: var(--color-border) !important;
}

/* Right-align numbers */
.dt-right {
    text-align: right;
}

/* Hide global search - filtering is column-specific */
.dataTables_filter {
    display: none;
}

/* DataTables info & pagination */
.dataTables_info {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    padding: 0.75rem 0;
}

.dataTables_paginate {
    padding: 0.75rem 0;
}

/* Unified pagination: override both DataTables native and Bootstrap .page-link styles */
.dataTables_paginate .paginate_button,
.dataTables_paginate .page-link,
.dataTables_paginate .page-item .page-link {
    font-family: var(--font-body) !important;
    font-size: 0.8125rem !important;
    line-height: 1.4 !important;
    color: var(--color-text) !important;
    border: 1px solid var(--color-border) !important;
    border-radius: 0.25rem !important;
    padding: 0.3rem 0.5rem !important;
    margin: 0 1px !important;
    background: transparent !important;
    background-image: none !important;
    box-shadow: none !important;
    display: inline-block;
    text-decoration: none !important;
    min-width: 2rem;
    text-align: center;
}

.dataTables_paginate .paginate_button.current,
.dataTables_paginate .paginate_button.current:hover,
.dataTables_paginate .paginate_button.current:focus,
.dataTables_paginate .paginate_button.current:active,
.dataTables_paginate .page-item.active .page-link,
.dataTables_paginate .page-item.active .page-link:hover,
.dataTables_paginate .page-item.active .page-link:focus {
    background: var(--color-accent) !important;
    background-color: var(--color-accent) !important;
    background-image: none !important;
    color: var(--color-bg) !important;
    border-color: var(--color-accent) !important;
    box-shadow: none !important;
}

.dataTables_paginate .paginate_button:hover:not(.current):not(.disabled),
.dataTables_paginate .page-item:not(.active):not(.disabled) .page-link:hover {
    border-color: var(--color-highlight) !important;
    background: var(--color-surface) !important;
    color: var(--color-text) !important;
}

.dataTables_paginate .paginate_button.disabled,
.dataTables_paginate .page-item.disabled .page-link {
    color: var(--color-text-muted) !important;
    opacity: 0.5;
}

/* DataTables length selector */
.dataTables_length {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    padding: 0.5rem 0;
}

.dataTables_length label {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.dataTables_length select {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    border: 1px solid var(--color-border);
    border-radius: 0.25rem;
    padding: 0.25rem 0.5rem;
    background: var(--color-bg);
    color: var(--color-text);
}

/* Ensure consistent layout in DataTables control rows */
.dataTables_wrapper .d-flex {
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 0.25rem 0;
}


/* DataTables processing indicator */
.dataTables_processing {
    background: var(--color-surface) !important;
    color: var(--color-text-muted) !important;
    border: 1px solid var(--color-border) !important;
}

/* Bootstrap focus ring override */
*:focus-visible {
    outline-color: var(--color-accent) !important;
    box-shadow: 0 0 0 0.2rem rgba(45, 106, 79, 0.25) !important;
}

/* Bootstrap .btn-primary override */
.btn-primary,
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--color-accent) !important;
    border-color: var(--color-accent) !important;
    color: var(--color-bg) !important;
}

/* Bootstrap .btn-outline-primary override */
.btn-outline-primary {
    color: var(--color-accent) !important;
    border-color: var(--color-accent) !important;
}
.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active {
    background-color: var(--color-accent) !important;
    color: var(--color-bg) !important;
}

/* Table scroll wrapper */
.table-scroll-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 0.375rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    z-index: 10000;
    opacity: 0;
    transform: translateY(0.5rem);
    transition: opacity 0.3s ease, transform 0.3s ease;
    box-shadow: var(--shadow-md);
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast-success {
    background: var(--color-code-bg);
    color: var(--color-code-text);
}

.toast-error {
    background: var(--color-error);
    color: var(--color-bg);
}

/* ============================================
   Locations Cell (truncated with tooltip)
   ============================================ */

.locations-cell {
    display: inline-block;
    max-width: 250px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
}

.locations-cell:hover,
.locations-cell:focus {
    white-space: normal;
    overflow: visible;
    max-width: none;
    outline: none;
}

/* ============================================
   Footer
   ============================================ */

.site-footer {
    padding: 2rem 0;
    border-top: 1px solid var(--color-border);
    margin-top: 3rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.site-footer a {
    color: var(--color-text-muted);
}

.site-footer a:hover {
    color: var(--color-accent);
}

/* ============================================
   Toolbar
   ============================================ */

.toolbar-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    justify-content: flex-start;
}

/* ============================================
   Loading
   ============================================ */

.loading-text {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
    h1 {
        font-size: 1.75rem;
    }

    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }

    .site-container {
        padding: 0 0.75rem;
    }

    .toolbar-row {
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    table.dataTable {
        min-width: 1200px;
    }
}