/**
 * Bootstrap-compat utility layer — reusable across projects.
 * Theme hooks: override :root assigning tokens (--u-*, semantic colors) in a project stylesheet loaded after this file.
 * Selectors use only var(--name); defaults live under :root (no second var() arguments).
 */

:root {
    /* -------------------------------------------------------------------------
     * Kleuren definieren (palet)
     * ------------------------------------------------------------------------- */

    --col-white: #fff;
    --col-gray-muted: #6c757d;
    --col-gray-border: #dee2e6;
    --col-blue-bootstrap: #0d6efd;
    --col-red-danger: #dc3545;
    --col-green-success: #198754;
    --col-gray-secondary-bg: #f8f9fa;
    --col-red-alert-text: #842029;
    --col-red-alert-bg: #f8d7da;
    --col-red-alert-border: #f5c2c7;
    --col-black-alpha-125: rgba(0, 0, 0, 0.125);
    --col-black-alpha-03: rgba(0, 0, 0, 0.03);

    /* -------------------------------------------------------------------------
     * Kleuren toewijzen (Bootstrap-compat / utilities)
     * ------------------------------------------------------------------------- */

    --u-primary: var(--col-blue-bootstrap);
    --u-secondary: var(--col-gray-secondary-bg);
    --u-success: var(--col-green-success);
    --u-danger: var(--col-red-danger);
    --u-secondary-border: var(--col-gray-muted);
    --u-border-width: 1px;
    --u-border-color: var(--col-gray-border);

    --text-on-primary-solid: var(--col-white);
    --text-muted-utility: var(--col-gray-muted);
    --text-white-utility: var(--col-white);

    --alert-danger-color: var(--col-red-alert-text);
    --alert-danger-bg: var(--col-red-alert-bg);
    --alert-danger-border-color: var(--col-red-alert-border);

    --card-bg: var(--col-white);
    --card-border-outer-color: var(--col-black-alpha-125);
    --card-header-footer-bg: var(--col-black-alpha-03);

    /* -------------------------------------------------------------------------
     * Spacing definieren
     * ------------------------------------------------------------------------- */

    --space-gutter-unit: 1.5rem;
    --space-gutter-vertical: 0;

    /* -------------------------------------------------------------------------
     * Spacing toewijzen (layout tokens)
     * ------------------------------------------------------------------------- */

    --u-gutter-x: var(--space-gutter-unit);
    --u-gutter-y: var(--space-gutter-vertical);
    --bs-gutter-x: var(--space-gutter-unit);
    --bs-gutter-y: var(--space-gutter-vertical);
    --u-container-max-lg: 960px;

    /* -------------------------------------------------------------------------
     * Typografie definieren
     * ------------------------------------------------------------------------- */

    --font-size-utility-small: 0.875rem;
    --heading-line-height: 1.2;
    --heading-margin-bottom: 0.5rem;
    --content-paragraph-gap: 1em;
    --heading-font-weight: 500;
    /* Scale A (content): h1 > h2 > h3 > h4 > h5 > h6 */
    --heading-h1-size: 1.75rem;
    --heading-h2-size: 1.5rem;
    --heading-h3-size: 1.25rem;
    --heading-h4-size: 1.125rem;
    --heading-h5-size: 1rem;
    --heading-h6-size: 0.875rem;
    --heading-meta-size: 1.25rem;
    --heading-display-size: 1.75rem;

    /* -------------------------------------------------------------------------
     * Typografie toewijzen
     * (Body/font stack wordt door het site-stylesheet gezet, bv. --u-body-font.)
     * ------------------------------------------------------------------------- */
}

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

html {
    scroll-behavior: smooth;
}

/* ---- Global heading defaults (Bootstrap-like) ---- */

h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
    margin-top: 0;
    margin-bottom: var(--heading-margin-bottom);
    font-weight: var(--heading-font-weight);
    line-height: var(--heading-line-height);
}

h1,
.h1 {
    font-size: var(--heading-h1-size);
}

h2,
.h2 {
    font-size: var(--heading-h2-size);
}

h3,
.h3 {
    font-size: var(--heading-h3-size);
}

h4,
.h4 {
    font-size: var(--heading-h4-size);
}

h5,
.h5 {
    font-size: var(--heading-h5-size);
}

h6,
.h6 {
    font-size: var(--heading-h6-size);
}

@media (min-width: 768px) {
    :root {
        --heading-h1-size: 2.25rem;
        --heading-h2-size: 1.75rem;
        --heading-h3-size: 1.5rem;
        --heading-h4-size: 1.25rem;
    }
}

/* ---- Display / flex ---- */

.d-none {
    display: none !important;
}

.d-inline {
    display: inline !important;
}

.d-block {
    display: block !important;
}

.d-flex {
    display: flex !important;
}

.d-inline-flex {
    display: inline-flex !important;
}

.flex-row {
    flex-direction: row !important;
}

.flex-column {
    flex-direction: column !important;
}

.flex-column-reverse {
    flex-direction: column-reverse !important;
}

.flex-wrap {
    flex-wrap: wrap !important;
}

.justify-content-start {
    justify-content: flex-start !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-around {
    justify-content: space-around !important;
}

.justify-content-evenly {
    justify-content: space-evenly !important;
}

.align-items-center {
    align-items: center !important;
}
.align-items-end {
    align-items: flex-end !important;
}

.align-content-start {
    align-content: flex-start !important;
}

.order-0 {
    order: 0 !important;
}

.order-1 {
    order: 1 !important;
}

/* ---- Grid / containers ---- */

.container,
.container-lg {
    width: 100%;
    max-width: var(--u-container-max-lg);
    margin-right: auto;
    margin-left: auto;
    padding-left: calc(var(--u-gutter-x) * 0.5);
    padding-right: calc(var(--u-gutter-x) * 0.5);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin-top: calc(-1 * var(--bs-gutter-y));
    margin-right: calc(-0.5 * var(--bs-gutter-x));
    margin-left: calc(-0.5 * var(--bs-gutter-x));
}

.row > * {
    flex-shrink: 0;
    width: 100%;
    max-width: 100%;
    padding-right: calc(var(--bs-gutter-x) * 0.5);
    padding-left: calc(var(--bs-gutter-x) * 0.5);
    margin-top: var(--bs-gutter-y);
}

/* Columns (only breakpoints used in this project) */

@media (min-width: 576px) {
    .col-sm-2 {
        flex: 0 0 auto;
        width: 16.666667%;
    }

    .col-sm-10 {
        flex: 0 0 auto;
        width: 83.333333%;
    }
}

@media (min-width: 768px) {
    .col-md-3 {
        flex: 0 0 auto;
        width: 25%;
    }

    .col-md-4 {
        flex: 0 0 auto;
        width: 33.333333%;
    }

    .col-md-5 {
        flex: 0 0 auto;
        width: 41.666667%;
    }

    .col-md-6 {
        flex: 0 0 auto;
        width: 50%;
    }

    .col-md-8 {
        flex: 0 0 auto;
        width: 66.666667%;
    }
}

@media (min-width: 1200px) {
    .col-xl-6 {
        flex: 0 0 auto;
        width: 50%;
    }
}

/* ---- Spacing (subset + responsive) ---- */

.m-auto {
    margin: auto !important;
}

.mt-auto {
    margin-top: auto !important;
}

.ms-auto {
    margin-left: auto !important;
}

.me-3 {
    margin-right: 1rem !important;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.mb-2 {
    margin-bottom: 0.5rem !important;
}

.mb-3 {
    margin-bottom: 1rem !important;
}

.mb-5 {
    margin-bottom: 3rem !important;
}

.mt-3 {
    margin-top: 1rem !important;
}

.mt-5 {
    margin-top: 3rem !important;
}

.my-2 {
    margin-top: 0.5rem !important;
    margin-bottom: 0.5rem !important;
}

.my-3 {
    margin-top: 1rem !important;
    margin-bottom: 1rem !important;
}

.my-4 {
    margin-top: 1.5rem !important;
    margin-bottom: 1.5rem !important;
}

.my-5 {
    margin-top: 3rem !important;
    margin-bottom: 3rem !important;
}

.p-3 {
    padding: 1rem !important;
}

.p-4 {
    padding: 1.5rem !important;
}

.py-3 {
    padding-top: 1rem !important;
    padding-bottom: 1rem !important;
}

.px-5 {
    padding-left: 3rem !important;
    padding-right: 3rem !important;
}

.pt-2 {
    padding-top: 0.5rem !important;
}

.pt-3 {
    padding-top: 1rem !important;
}

.pb-2 {
    padding-bottom: 0.5rem !important;
}

.pb-5 {
    padding-bottom: 3rem !important;
}

.gap-2 {
    gap: 0.5rem !important;
}

.gap-3 {
    gap: 1rem !important;
}

.gap-4 {
    gap: 1.5rem !important;
}

/* ---- Typography / color ---- */

.text-center {
    text-align: center !important;
}

.text-end,
.text-right {
    text-align: right !important;
}

.text-nowrap {
    white-space: nowrap !important;
}

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

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

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

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

.small {
    font-size: var(--font-size-utility-small);
}

.fst-italic {
    font-style: italic !important;
}

.fw-normal {
    font-weight: 400 !important;
}

.fw-bold {
    font-weight: 700 !important;
}

.font-weight-normal {
    font-weight: 400 !important;
}

.font-weight-bold {
    font-weight: 700 !important;
}

/* ---- Backgrounds ---- */

.bg-primary {
    background-color: var(--u-primary) !important;
}

.bg-secondary {
    background-color: var(--u-secondary) !important;
}

.bg-success {
    background-color: var(--u-success) !important;
}

.bg-white {
    background-color: var(--col-white) !important;
}

/* ---- Sizing ---- */

.w-75 {
    width: 75% !important;
}

.w-100 {
    width: 100% !important;
}

.h-100 {
    height: 100% !important;
}

.h-auto {
    height: auto !important;
}

.mw-75 {
    max-width: 75% !important;
}

.mw-100 {
    max-width: 100% !important;
}

.img-fluid {
    max-width: 100%;
    height: auto;
}

.opacity-50 {
    opacity: 0.5 !important;
}

/* ---- Position ---- */

.position-relative {
    position: relative !important;
}

.position-absolute {
    position: absolute !important;
}

.position-fixed {
    position: fixed !important;
}

.top-0 {
    top: 0 !important;
}

.z-n1 {
    z-index: -1 !important;
}

.float-left {
    float: left !important;
}

.float-end,
.float-right {
    float: right !important;
}

.clearfix::after {
    display: block;
    clear: both;
    content: "";
}

.rounded-4 {
    border-radius: 0.5rem !important;
}

.rounded-5 {
    border-radius: 0.75rem !important;
}

/* ---- Borders ---- */

.border {
    border: var(--u-border-width) solid var(--u-border-color) !important;
}

.border-3 {
    border-width: 3px !important;
}

.border-secondary {
    --u-border-color: var(--u-secondary-border);
}

/* ---- Navbar / nav ---- */

.navbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

.nav {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

/* ---- Buttons ---- */

.btn {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    vertical-align: middle;
    cursor: pointer;
    border: 1px solid transparent;
    border-radius: 0.25rem;
}

.btn-success {
    color: var(--text-on-primary-solid);
    background-color: var(--u-success);
    border-color: var(--u-success);
}

.btn-primary {
    color: var(--text-on-primary-solid);
    background-color: var(--u-primary);
    border-color: var(--u-primary);
}

.btn-outline-danger {
    color: var(--u-danger);
    border-color: var(--u-danger);
    background-color: transparent;
}

/* ---- Cards ---- */

.card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    background-color: var(--card-bg);
    border: 1px solid var(--card-border-outer-color);
    border-radius: 0.25rem;
}

.card-header {
    padding: 0.5rem 1rem;
    margin-bottom: 0;
    background-color: var(--card-header-footer-bg);
    border-bottom: 1px solid var(--card-border-outer-color);
}

.card-body {
    flex: 1 1 auto;
    padding: 1rem;
}

.card-footer {
    padding: 0.5rem 1rem;
    background-color: var(--card-header-footer-bg);
    border-top: 1px solid var(--card-border-outer-color);
}

/* ---- Alerts ---- */

.alert {
    position: relative;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: 0.25rem;
}

.alert-danger {
    color: var(--alert-danger-color);
    background-color: var(--alert-danger-bg);
    border-color: var(--alert-danger-border-color);
}

/* ---- Tables ---- */

.table {
    width: 100%;
    margin-bottom: 1rem;
    vertical-align: top;
    border-color: var(--u-border-color);
}

.table-sm > :not(caption) > * > * {
    padding: 0.25rem 0.25rem;
}

.table-borderless > :not(caption) > * > * {
    border-bottom-width: 0;
}

/* ---- Form ---- */

.form-check-input {
    width: 1em;
    height: 1em;
    margin-top: 0.25em;
}

.col-form-label {
    padding-top: calc(0.375rem + 1px);
    padding-bottom: calc(0.375rem + 1px);
    margin-bottom: 0;
}

/* ---- Responsive helpers (Bootstrap breakpoints) ---- */

@media (min-width: 768px) {
    .d-md-none {
        display: none !important;
    }

    .d-md-inline {
        display: inline !important;
    }

    .d-md-flex {
        display: flex !important;
    }

    .flex-md-row {
        flex-direction: row !important;
    }

    .flex-md-column {
        flex-direction: column !important;
    }

    .justify-content-md-end {
        justify-content: flex-end !important;
    }

    .text-md-start {
        text-align: left !important;
    }

    .order-md-1 {
        order: 1 !important;
    }

    .px-md-0 {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .px-md-5 {
        padding-left: 3rem !important;
        padding-right: 3rem !important;
    }

    .pl-md-0 {
        padding-left: 0 !important;
    }

    .pr-md-0 {
        padding-right: 0 !important;
    }

    .gap-md-5 {
        gap: 3rem !important;
    }
}

@media (min-width: 992px) {
    .d-lg-none {
        display: none !important;
    }

    .d-lg-block {
        display: block !important;
    }

    .flex-lg-row {
        flex-direction: row !important;
    }

    .ms-lg-auto {
        margin-left: auto !important;
    }

    .px-lg-5 {
        padding-left: 3rem !important;
        padding-right: 3rem !important;
    }
}