@import url('open-iconic/font/css/open-iconic-bootstrap.min.css');

/* ---------- Print ---------- */
@media print {
    .hideOnPrint {
        display: none;
    }
}

/* ---------- Base typography/colors ---------- */
html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

/* App fills viewport; the document itself doesn't scroll.
   Normal pages will scroll in <main>/<article>, Students will scroll in .grid-viewport. */
html, body, #app {
    height: 100%;
    overflow: hidden; /* block document scrollbars; inner containers handle it */
}

h1:focus {
    outline: none;
}

a, .btn-link {
    color: #0071c1;
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.content {
    padding-top: 1.1rem;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid red;
}

.validation-message {
    color: red;
}

/* ---------- Blazor error UI ---------- */
#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0,0,0,.2);
    display: none;
    left: 0;
    padding: .6rem 1.25rem .7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: .75rem;
        top: .5rem;
    }

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: #fff;
}

    .blazor-error-boundary::after {
        content: "An error has occurred.";
    }

/* ---------- LAYOUT from MainLayout.razor ---------- */
/* OUTER WRAPPER: .page = sidebar (left) + main (right) */
.page {
    display: flex;
    flex-direction: row;
    height: 100%;
    min-height: 0;
}

/* SIDEBAR (never moves, no scroll) */
.sidebar {
    flex: 0 0 auto; /* width driven by its content */
    height: 100vh; /* pin to viewport */
    position: sticky;
    top: 0;
    overflow: hidden; /* no sidebar scrollbar */
}

/* MAIN COLUMN — default scroller for regular pages */
main {
    flex: 1 1 auto;
    height: 100%;
    min-height: 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    overflow: auto; /* regular pages scroll here */
}

/* Make the article content flex so children can size/shrink */
article.content {
    flex: 1 1 auto;
    min-height: 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    overflow: auto; /* default: article can scroll if needed */
}

    /* ----- Students page special case: if a grid viewport exists, let it own the scroll ----- */
    /* Modern browsers support :has(); this limits double-scroll by turning off article scroll
   only on pages that include .grid-viewport (e.g., Students). */
    article.content:has(.grid-viewport) {
        overflow: hidden; /* grid becomes the only scroll area */
    }

/* ---------- Students page sections ---------- */
.page-flex {
    flex: 1 1 auto;
    min-height: 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.toolbar {
    flex: 0 0 auto;
}

/* Only the grid area scrolls (both axes if needed) on Students */
.grid-viewport {
    flex: 1 1 auto;
    min-height: 0;
    min-width: 0;
    overflow: auto;
}

/* Keep header/body aligned (single table) */
.b-datagrid table {
    width: max-content; /* horizontal scrollbar appears in .grid-viewport if needed */
    min-width: 100%;
    table-layout: auto;
    margin-bottom: 0;
}

/* Optional sticky header via CSS */
.b-datagrid thead th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: #fff;
}

/* Misc helpers you had */
.students-toolbar, .filters-row {
    flex: 0 0 auto;
}