:root {
    /* sizing */
    --font-size-base: 14px;
    --font-size-lg: 16px;
    --sidebar-width: 280px;
    --sidebar-min-width: 4.5rem;
    --sidebar-minimized-popup-width: 200px;
    /* colors (tie to bootstrap tokens if available) */
    --color-primary: #258cfb;
    --color-link: #1b6ec2;
    --color-dark: #121212;
    --color-dark-variant: #1c1c1c;
    --color-dark-variant-disabled: #232323;
    --color-dark-400: #2b2b2b;
    --color-dark-border: #444;
    --color-light: #ffffff;
    --bg-dark: #121212;
    --bg-dark-variant: rgba(18,18,18,1);
    --bg-opacity: 0.92;
    /* spacing / radii */
    --nav-pills-border-radius: 0.375rem;
    /* transitions */
    --transition-fast: 0.15s;
    --transition-med: 0.3s;
    --focus-ring: 0 0 0 0.1rem var(--color-light), 0 0 0 0.25rem var(--color-primary);
}

@media (min-width: 768px) {
    :root {
        --font-size-base: var(--font-size-lg);
    }
}

body.dark-mode {
    --datatables-row-hover-bg: #272b2f;
}

body:not(.dark-mode) {
    --datatables-row-hover-bg: #f9f9f9;
}

html {
    font-size: var(--font-size-base);
    position: relative;
    min-height: 100%;
}

@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        animation: none !important;
    }
}

/* transition on base elements */
body, header, main, footer, .navbar {
    transition: background-color var(--transition-med) ease, color var(--transition-med) ease, border-color var(--transition-med) ease;
}

.row div {
    transition: width var(--transition-fast) linear;
}

/* focus styling (accessible) */
.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus,
:focus-visible {
    box-shadow: var(--focus-ring);
    outline: none;
}

/* Floating form placeholder alignment */
.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* layout helpers */
body.d-flex {
    min-height: 100vh;
}

main {
    flex: 1 1 auto;
    padding-bottom: 3rem;
    overflow-y: scroll;
    position: relative;
}
div:has(main){
    max-height: 100vh;
}
/* JS behavior hooks (not actual styles, just markers for JS to avoid :has where not supported) */
.sel-select2, .sel-select2-w, .sel-select2-ns, .sel-select2-wns, .submit-activate, .submit-deactivate, .ajax-link, .ajax-link-navigation, .ajax-label-navigation, .ajax-form, .ajax-form-navigation
{
    --behavior: "js";
}
/* ------------------------------------------ Sidebar Base ------------------------------------------- */
#sidebar {
    min-height: 100dvh; /* safer on mobile address-bar; fallback for older browsers will use 100vh */
    height: 100vh;
    transition: width var(--transition-fast) ease, padding var(--transition-fast) ease, background-color var(--transition-fast) ease, border-color var(--transition-med) ease, color var(--transition-med) ease;
}

    #sidebar:not(.minimized) {
        width: var(--sidebar-width);
    }

    #sidebar.minimized {
        width: var(--sidebar-min-width);
        overflow-x: hidden;
    }

/* ------------------------------------------ Sidebar Links ------------------------------------------- */
.sidebar-item > .nav-link {
    display: flex;
    align-items: center;
    padding: 0.5rem;
    transition: background-color var(--transition-fast) ease-in-out, border-color var(--transition-fast) ease-in-out, font-weight var(--transition-fast) linear;
}

/* Light Mode Sidebar */
#sidebar.bg-light a {
    color: var(--bs-dark);
    text-decoration-color: var(--bs-dark);
    transition: color var(--transition-fast) ease-in-out, font-size var(--transition-fast) ease-in-out;
}

#sidebar.bg-light .sidebar-item > .nav-link.active {
    color: var(--bs-nav-pills-link-active-color);
}

#sidebar.bg-light .sidebar-item > .nav-link:not(.active):hover,
body:not(.dark-mode) :not(#sidebar) .nav-link:hover,
#sidebar.bg-light > .dropdown-menu > li > a:hover {
    color: var(--bs-dark-text-emphasis);
    text-decoration-color: var(--bs-dark-text-emphasis);
}

/* Dark Mode Sidebar */
#sidebar.bg-black a,
#sidebar.bg-black hr {
    color: var(--bs-light);
    text-decoration-color: var(--bs-light);
}

#sidebar.bg-black .sidebar-item > .nav-link:not(.active):hover,
#sidebar.minimized.bg-black > .dropdown:hover {
    background-color: var(--bs-dark);
}

.sidebar-item > .nav-link.active:hover {
    --bs-nav-pills-link-active-bg: var(--bs-link-hover-color);
}

/* Nested/inner items */
.sidebar-item .sidebar-item > .nav-link:hover {
    font-weight: bold;
}

/* icons */
.sidebar-item > .nav-link > .bi {
    font-size: 1.25rem;
    margin: .25rem .75rem;
    transition: font-size var(--transition-fast) linear, margin var(--transition-fast) linear;
}

#sidebar.minimized .sidebar-item > .nav-link > .bi {
    font-size: 1.5rem;
}

/* submenus - avoid :has, use .has-submenu (see JS note) */
.sidebar-item > div > ul {
    margin-left: 16px;
}

#sidebar.minimized > ul > .sidebar-item > div.has-submenu {
    position: absolute;
    left: var(--sidebar-min-width);
    margin-top: -4.75rem;
    width: var(--sidebar-minimized-popup-width);
}

/* popup styles for minimized sidebar (dark/light variants) */
#sidebar.bg-black.minimized > ul > .sidebar-item > div > ul {
    margin: 1rem;
    border-radius: var(--nav-pills-border-radius);
    background-color: var(--color-dark);
    border: 1px solid var(--color-dark-border);
    transition: background-color var(--transition-fast) linear;
    z-index: 1000;
    position: fixed;
}

    #sidebar.bg-black.minimized > ul > .sidebar-item > div > ul:hover {
        background-color: var(--color-dark);
    }

#sidebar.bg-light.minimized > ul > .sidebar-item > div > ul {
    background-color: rgba(var(--bs-light-rgb), var(--bs-bg-opacity));
    z-index: 1000;
    position: fixed;
}

    #sidebar.bg-light.minimized > ul > .sidebar-item > div > ul:hover {
        background-color: var(--bs-light-bg-subtle);
    }

/* flattened navlinks inside minimized */
#sidebar.minimized > ul > .sidebar-item > .nav-link {
    border-radius: 0;
}

/* branding image + link */
#sidebar > a > img {
    transition: width var(--transition-fast) linear, height var(--transition-fast) linear, margin-right var(--transition-fast) linear;
}

#sidebar > a {
    transition: margin var(--transition-fast) linear;
}

#sidebar:not(.minimized) > a > img {
    width: 3rem;
    height: 3rem;
    margin-right: 1rem;
}

#sidebar.minimized > a > img {
    width: 4rem;
    height: 4rem;
}

/* hide elements when minimized */
#sidebar.minimized > a > span, #sidebar.minimized > hr, #sidebar.minimized > .dropdown > a > strong {
    display: none !important;
}

#sidebar > ul {
    flex: 0 1 auto;
    display: block;
    overflow-y: auto;
    overflow-x: hidden;
}

#sidebar:not(.minimized) > ul {
    height: calc(100vh - (8rem + 32px));
}

#sidebar.minimized > ul {
    height: calc(100vh - (6.5rem + 32px));
}

/* ------------------------------------------ Navbar scroll menu ------------------------------------------- */
.navbar-nav.flex-row > li {
    display: flex;
    align-items: center;
}

.navbar .nav-item {
    padding: .5rem 1rem;
    transition: background-color var(--transition-fast) linear;
}

    .navbar .nav-item > a {
        padding-top: 0rem;
        padding-bottom: 0rem;
    }
/* Dark-mode defaults: prefers-color-scheme fallback to enable dark theme automatically */
@media (prefers-color-scheme: dark) {
    :root {
        --default-dark-mode: 1;
    }
}

/* central dark-mode styling */
body.dark-mode,
body.dark-mode main,
body.dark-mode footer {
    background-color: var(--bg-dark);
    color: var(--bs-light);
}

/* Support html-level class so early inline script can set theme before body exists (avoids FOUC) */
html.dark-mode,
html.dark-mode main,
html.dark-mode footer {
    background-color: var(--bg-dark);
    color: var(--bs-light);
}
body:not(.dark-mode) :not(#sidebar) .nav-link{
    color: var(--bs-dark);
}
body.dark-mode footer a,
body.dark-mode .navbar,
body.dark-mode .navbar .navbar-brand,
body.dark-mode :not(#sidebar)  .nav-link,
body.dark-mode .navbar .btn {
    color: var(--bs-light) !important;
}

/* Dark Mode Hover */
body.dark-mode .navbar .nav-item:hover {
    background-color: var(--color-dark);
}
/* Duplicate navbar/link rules for html.dark-mode */
html.dark-mode footer a,
html.dark-mode .navbar,
html.dark-mode .navbar .navbar-brand,
html.dark-mode .navbar .nav-link,
html.dark-mode .navbar .btn {
    color: var(--bs-light) !important;
}

/* Top navbar dark-mode */
body.dark-mode .navbar {
    background-color: var(--color-dark-variant) !important;
    border-color: var(--color-dark-border) !important;
}

/* Top navbar dark-mode for html-level class */
html.dark-mode .navbar {
    background-color: var(--color-dark-variant) !important;
    border-color: var(--color-dark-border) !important;
}

/* sidebar dark mode border */
#sidebar.bg-black {
    border-right: 1px solid var(--color-dark-border);
}

/* Footer dark-mode explicit fix */
body.dark-mode footer, body.dark-mode footer *, body.dark-mode footer a {
    color: var(--bs-light) !important;
}

/* Footer dark-mode for html-level class */
html.dark-mode footer, html.dark-mode footer *, html.dark-mode footer a {
    color: var(--bs-light) !important;
}

/* ------------------------------------------ Modal dark-mode ------------------------------------------- */
/* Make Bootstrap modals follow the dark theme when html/body has .dark-mode */
body.dark-mode .modal-content,
html.dark-mode .modal-content {
    background-color: var(--bg-dark-variant) !important;
    color: var(--bs-light) !important;
    border: 1px solid var(--color-dark-border) !important;
    box-shadow: 0 .5rem 1rem rgba(0,0,0,0.6);
}

body.dark-mode .modal-header,
html.dark-mode .modal-header {
    border-bottom: 1px solid var(--color-dark-border) !important;
}

body.dark-mode .modal-footer,
html.dark-mode .modal-footer {
    border-top: 1px solid var(--color-dark-border) !important;
}

 Backdrop should be slightly darker in dark-mode for better contrast 
body.dark-mode .modal-backdrop {
    background-color: rgba(0,0,0,0.6) !important;
}

 Close button contrast 
body.dark-mode .modal .btn-close {
    filter: invert(1) grayscale(1) brightness(1.25);
}

 Form controls inside modals 
body.dark-mode .modal .form-control,
html.dark-mode .modal .form-control {
    background-color: var(--color-dark-variant) !important;
    color: var(--bs-light) !important;
    border: 1px solid var(--color-dark-border) !important;
}

 Links and buttons inside modals 
body.dark-mode .modal a,
html.dark-mode .modal a {
    color: var(--color-link) !important;
}

/* Navbar */
/* DataTables */
.dataTable tbody > tr:hover {
    outline: 2px solid rgba(255, 255, 255, 0.05);
    --bs-table-bg: var(--datatables-row-hover-bg) !important;
}
.dataTable tbody > tr > td {
    transition: background-color var(--transition-med) ease;
}
/* Company Selector */
#sel-company {
    background-color: transparent;
    transition: background-color var(--transition-fast) linear;
}
body.dark-mode #sel-company:hover {
    background-color: var(--bg-dark);
}
/* -------------------------------- Select -------------------------------- */
.form-select:focus {
    box-shadow: none;
}
.select2-container .select2-selection--single {
    height: 2.375em;
    padding: .375em;
}
    body.dark-mode .select2-container .select2-selection--single {
        background-color: var(--color-dark-variant);
        border: 1px solid var(--color-dark-border) !important;
        color: inherit;
    }
        body.dark-mode .select2-container .select2-selection--single[aria-disabled="true"] {
            background-color: var(--color-dark-variant-disabled);
        }
    .select2-container--default .select2-selection--single .select2-selection__rendered {
        line-height: unset;
    }
        body.dark-mode .select2-container--default .select2-selection--single .select2-selection__rendered {
            color: inherit;
        }
    .select2-container--default .select2-selection--single .select2-selection__arrow {
        height: 100%;
        top: 0;
        right: 0;
    }
body.dark-mode .select2-dropdown {
    background-color: var(--color-dark-variant);
    border: 1px solid var(--color-dark-border) !important;
}
    body.dark-mode .select2-container--default .select2-search--dropdown .select2-search__field {
        border: 1px solid var(--color-dark-border) !important;
    }

body.dark-mode .select2-container--default .select2-results__option[aria-selected="true"] {
    background-color: var(--color-dark-400);
}
body.dark-mode .select2-container--default .select2-results__option--highlighted[aria-selected] {
    background-color: var(--color-dark-variant-disabled);
}

.select2-results__option {
    transition: background-color var(--transition-fast) linear;
}
.select2-search__field:focus-visible {
    box-shadow: none;
}
/* -------------------------------- center-card -------------------------------- */
.m-center {
    margin-top: 25vh;
    transition: margin-left var(--transition-fast) linear, margin-right var(--transition-fast) linear;
}
@media (min-width: 576px) {
    .m-center {
        margin-left: 5%;
        margin-right: 5%;
    }
}
@media (min-width: 768px) {
    .m-center {
        margin-left: 15%;
        margin-right: 15%;
    }
}
@media (min-width: 992px) {
    .m-center {
        margin-left: 20%;
        margin-right: 20%;
    }
}
@media (min-width: 1200px) {
    .m-center {
        margin-left: 25%;
        margin-right: 25%;
    }
}
/* ------------------------------------------ Card ------------------------------------------- */

body.dark-mode .card .form-control {
    background-color: var(--color-dark-variant);
}
/* -----------------------------------  BS Icons as img ---------------------------------------- */
body.dark-mode img.bi {
    filter: invert(1) grayscale(1) brightness(1.25);
}
/* ----------------------------------- Loading Screen ---------------------------------------- */
#loading-overlay {
    position: absolute; /* Relative to the container, not the body */
    top: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.5); /* Bootstrap-style backdrop color */
    z-index: 10; /* Keep it above the content but below headers if needed */
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);                 /* Modern browsers */
    -webkit-backdrop-filter: blur(5px);         /* Safari support */

}
body.dark-mode #loading-overlay {
    background-color: rgba(0, 0, 0, 0.5); /* Bootstrap-style backdrop color */
}
#loading-img, #loading-message {
    filter: drop-shadow(0px 0px 25px gray);
}
div:has(> #loading-img) {
    aspect-ratio: 1 / 1;
    height: 30vh;
}
/* ----------------------------------- In page navigation ---------------------------------------- */
#navigation-container {
    position: relative;
}

/* Theme-aware tabs */
#nav-tab {
    border-bottom-color: var(--bs-border-color);
}

#nav-tab .nav-link {
    background-color: var(--bs-tertiary-bg);
    color: var(--bs-body-color);
    border: 1px solid var(--bs-border-color);
    border-bottom: none;
    margin-right: 3px;
    transition: all 0.2s ease;
}

/* Hover */
#nav-tab .nav-link:hover {
    background-color: var(--bs-primary-bg-subtle);
    color: var(--bs-primary);
    border-color: var(--bs-primary-border-subtle);
}

/* Selected / Active tab */
#nav-tab .nav-link.active {
    background-color: var(--bs-primary);
    color: #ffffff !important;
    border-color: var(--bs-primary);
    font-weight: 600;
}

/* cs3 */
/* Legend background styling */
.c3-legend-background {
    fill: #f0f0f0; /* light gray background */
    opacity: 1; /* make sure it’s visible */
}

/* Optional: add a border around legend items */
.c3-legend-item {
    background-color: #f0f0f0;
    padding: 4px;
    border-radius: 3px;
}

/* Wrap the chart in a container with a styled legend area */
#employeeMasterRecordsChart .c3-legend-item {
    background-color: #f0f0f0; /* solid background */
    padding: 4px 8px;
    border-radius: 4px;
    margin: 2px;
}

/* Optional: add a box around the whole legend group */
#employeeMasterRecordsChart .c3-legend {
    background-color: #f2dbd0; /* light gray background */
    border: 1px solid #ccc;
    border-radius: 6px;
    padding: 6px;
}

.dark-mode .c3-axis-x text,
.dark-mode .c3-axis-y text,
.dark-mode .c3-legend-item text {
    fill: #ffffff !important;
}

/* Custom c3.js tooltip layout — pairs with the tooltip.contents() function
   in PayrollAdvisoryChart_Tooltip.js. Add this to your site's stylesheet
   (or a <style> block on the page).

   Theme-aware via CSS variables. Covers two common dark-mode mechanisms —
   pick/remove whichever doesn't match your app:
   1. Bootstrap 5.3+ attribute:  <html data-bs-theme="dark">
   2. OS-level preference:       prefers-color-scheme: dark
   If your app toggles dark mode with a different selector (e.g. a `.dark`
   class on <body>), swap the selector in the second block below to match. */

:root {
    --tooltip-bg: #ffffff;
    --tooltip-border: #dddddd;
    --tooltip-shadow: rgba(0, 0, 0, 0.15);
    --tooltip-text: #212529;
    --tooltip-title-border: #eeeeee;
    --tooltip-value-text: #212529;
}

[data-bs-theme="dark"] {
    --tooltip-bg: #2b2f33;
    --tooltip-border: #444a4f;
    --tooltip-shadow: rgba(0, 0, 0, 0.5);
    --tooltip-text: #e9ecef;
    --tooltip-title-border: #444a4f;
    --tooltip-value-text: #f8f9fa;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-bs-theme="light"]) {
        --tooltip-bg: #2b2f33;
        --tooltip-border: #444a4f;
        --tooltip-shadow: rgba(0, 0, 0, 0.5);
        --tooltip-text: #e9ecef;
        --tooltip-title-border: #444a4f;
        --tooltip-value-text: #f8f9fa;
    }
}

.c3-tooltip-container {
    background: var(--tooltip-bg);
    border: 1px solid var(--tooltip-border);
    border-radius: 4px;
    padding: 8px 10px;
    box-shadow: 0 2px 6px var(--tooltip-shadow);
    font-size: 12px;
    line-height: 1.5;
    min-width: 220px;
    color: var(--tooltip-text);
}

.c3-tooltip-title {
    font-weight: 600;
    margin-bottom: 4px;
    border-bottom: 1px solid var(--tooltip-title-border);
    padding-bottom: 4px;
}

.c3-tooltip-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 2px 0;
}

.c3-tooltip-name {
    display: flex;
    align-items: center;
    gap: 6px;
    text-align: left;
    white-space: nowrap;
}

.c3-tooltip-value {
    text-align: right;
    font-variant-numeric: tabular-nums; /* keeps digits aligned column-to-column */
    margin-left: auto;
    color: var(--tooltip-value-text);
}

.c3-tooltip-swatch {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    flex-shrink: 0;
}

.c3-grid .baseline-line line {
    stroke: #dc3545;
    stroke-width: 1.5px;
    stroke-dasharray: 4 3;
}

.c3-grid .baseline-line text {
    fill: #dc3545;
    font-weight: 600;
    font-size: 11px;
}

/*#payrollChart .c3-text {
    stroke: none !important;
    paint-order: normal !important;
}
*/
/* Axis labels (department names, x-axis numbers) */
#payrollChart .c3-axis-x .tick text,
#payrollChart .c3-axis-y .tick text {
    font-size: 12px;
    fill: #d8d8d8; /* light gray for dark background */
}

/* Axis lines themselves */
#payrollChart .c3-axis path,
#payrollChart .c3-axis line {
    stroke: #6b6b6b;
}

/* Gridlines */
#payrollChart .c3-grid line {
    stroke: #3a3a3a;
}

/* Legend text ("Overtime" label at bottom) */
#payrollChart .c3-legend-item text {
    fill: #d8d8d8;
}

#payrollChart .c3-bars-Overtime path {
    stroke: none;
}

#payrollChart .c3-area {
    fill: none !important;
    opacity: 0 !important;
}

#payrollChart .c3-line {
    fill: none !important;
}

#payrollChart .c3-circle {
    stroke: none;
}

.payroll-tooltip {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 10px 12px;
    font-family: inherit;
    font-size: 13px;
    min-width: 160px;
}

.payroll-tooltip-title {
    font-weight: 700;
    font-size: 13px;
    margin-bottom: 6px;
    color: #2f4f3a;
    border-bottom: 1px solid #eee;
    padding-bottom: 4px;
}

.payroll-tooltip table {
    width: 100%;
    border-collapse: collapse;
}

.payroll-tooltip td {
    padding: 3px 0;
    white-space: nowrap;
}

.tooltip-swatch {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #444;
}

.tooltip-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.tooltip-value {
    text-align: right;
    font-weight: 600;
    padding-left: 16px;
}

[data-theme="dark"] .payroll-tooltip,
.dark-mode .payroll-tooltip {
    background: #2a2a2e;
    border-color: #444;
    color: #eaf5ec;
}

[data-theme="dark"] .payroll-tooltip-title,
.dark-mode .payroll-tooltip-title {
    color: #eaf5ec;
    border-bottom-color: #444;
}

[data-theme="dark"] .tooltip-swatch,
.dark-mode .tooltip-swatch {
    color: #d8d8d8;
}


/* Force the Trend line to render as a stroke-only path, not a filled shape.
   Without this, some CSS resets / missing c3.css cause the browser to
   auto-close the line's SVG path and fill it (the black wedge bug). */
#payrollBaseline .c3-line {
    fill: none !important;
    stroke-width: 2px;
}

#payrollBaseline .c3-line-Trend {
    fill: none !important;
    stroke: #990000 !important;
    stroke-width: 2px;
}

#payrollBaseline {
    height: 420px; /* increase from whatever it currently is, e.g. 350px */
}

.payroll-table {
    font-size: 11px;
}

.payroll-table thead th {
    font-size: 11px;
    white-space: normal !important;
    word-wrap: break-word;
    overflow-wrap: break-word;
    vertical-align: middle;
}

.payroll-table .header-wrap {
    min-width: 60px;
    max-width: 100px;
    white-space: normal !important;
    text-align: center;
}

.payroll-table .sticky-col {
    white-space: nowrap;
}

#yearOfServiceChart .c3-area {
    fill: none !important;
    opacity: 0 !important;
}

#yearOfServiceChart .c3-line {
    stroke-width: 2px;
}

#yearOfServiceChart .c3-circle {
    stroke: none;
}

/* Dark mode only — light text on dark background */
[data-theme="dark"] #yearOfServiceChart .c3-legend-item text,
.dark-mode #yearOfServiceChart .c3-legend-item text {
    fill: #d8d8d8;
}

[data-theme="dark"] #yearOfServiceChart .c3-axis text,
.dark-mode #yearOfServiceChart .c3-axis text {
    fill: #d8d8d8;
}

[data-theme="dark"] #yearOfServiceChart .c3-axis-x-label,
[data-theme="dark"] #yearOfServiceChart .c3-axis-y-label,
.dark-mode #yearOfServiceChart .c3-axis-x-label,
.dark-mode #yearOfServiceChart .c3-axis-y-label {
    fill: #d8d8d8;
}
.c3-line {
    fill: none;
}