html {
  font-size: 15px;
}

/* ── Custom badge colours not in Bootstrap ─────────────────────────────────── */
.bg-purple { background-color: #6f42c1 !important; color: #fff !important; }
.bg-teal   { background-color: #0d9488 !important; color: #fff !important; }

/* ── Sidebar layout ─────────────────────────────────────────────────────────── */
#wrapper {
    overflow-x: hidden;
}

/* ── Role-based sidebar colours ────────────────────────────────────────────── */

#sidebar-wrapper.role-superadmin { background-color: #4a148c !important; }
#sidebar-wrapper.role-admin      { background-color: #1a237e !important; }
#sidebar-wrapper.role-principal  { background-color: #0d3b6e !important; }
#sidebar-wrapper.role-headmaster { background-color: #004d40 !important; }
#sidebar-wrapper.role-teacher    { background-color: #1b5e20 !important; }
#sidebar-wrapper.role-student    { background-color: #0d47a1 !important; }
#sidebar-wrapper.role-parent     { background-color: #7f3300 !important; }
#sidebar-wrapper.role-staff      { background-color: #263238 !important; }

/* Accent strip at the top of the sidebar heading */
#sidebar-wrapper .sidebar-heading {
    border-left: 4px solid rgba(255,255,255,0.35);
    background: rgba(0,0,0,0.15);
}

/* Keep list items transparent so sidebar colour shows through */
#sidebar-wrapper .list-group-item {
    background-color: transparent !important;
}
#sidebar-wrapper .list-group-item:hover {
    background-color: rgba(255,255,255,0.1) !important;
}
#sidebar-wrapper .list-group-item.active,
#sidebar-wrapper .list-group-item:active {
    background-color: rgba(255,255,255,0.18) !important;
}

@media (min-width: 768px) {
  html {
    font-size: 15px;
  }
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Professional table styles — layered on Bootstrap's .table classes.
   No view changes required; applies to every .table on the site.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Wrapper: card-like container with subtle shadow ───────────────────── */
.table-responsive {
    border-radius: 10px;
    box-shadow: 0 1px 6px rgba(0, 0, 0, .08);
    overflow: hidden;           /* clips thead top-radius */
}

/* ── Base table reset ───────────────────────────────────────────────────── */
.table {
    margin-bottom: 0;
    font-size: .9rem;
    color: #1e293b;
    border-color: #e2e8f0;
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.table thead th {
    background: #1e3a5f;
    color: #f0f6ff;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .07em;
    text-transform: uppercase;
    border-bottom: none;
    padding: 11px 14px;
    white-space: nowrap;
    vertical-align: middle;
}

/* ── Body rows ──────────────────────────────────────────────────────────── */
.table tbody tr {
    transition: background-color .12s;
}

/* Alternating rows — very subtle off-white stripe */
.table tbody tr:nth-child(odd) {
    background-color: #ffffff;
}
.table tbody tr:nth-child(even) {
    background-color: #f5f8ff;
}

/* ── Hover highlight ────────────────────────────────────────────────────── */
.table-hover tbody tr:hover {
    background-color: #e8f0fe !important;
    cursor: default;
}

/* ── Cells ──────────────────────────────────────────────────────────────── */
.table tbody td {
    padding: 9px 14px;
    border-color: #e9edf5;
    vertical-align: middle;
}

/* ── table-sm overrides (keep it compact but still readable) ────────────── */
.table-sm thead th {
    padding: 8px 10px;
}
.table-sm tbody td {
    padding: 6px 10px;
}

/* ── Bordered variant: softer border colour ─────────────────────────────── */
.table-bordered,
.table-bordered td,
.table-bordered th {
    border-color: #d1daea !important;
}

/* ── Footer / tfoot ─────────────────────────────────────────────────────── */
.table tfoot td,
.table tfoot th {
    background: #f1f5fb;
    font-weight: 600;
    border-top: 2px solid #d1daea;
    padding: 9px 14px;
}

/* ── Scrollable table: keep header sticky ───────────────────────────────── */
.table-responsive thead th {
    position: sticky;
    top: 0;
    z-index: 2;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Professional form-control styles
   Applies to every input / textarea / select on the site automatically.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Base reset & refinement ────────────────────────────────────────────── */
.form-control,
.form-select {
    border: 1.5px solid #cbd5e1;
    border-radius: 8px;
    background-color: #ffffff;
    color: #1e293b;
    font-size: .9rem;
    padding: .45rem .75rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .04);
    transition: border-color .18s ease, box-shadow .18s ease, background-color .18s ease;
    outline: none;
}

/* ── Focus state: navy accent ring + subtle lift ────────────────────────── */
.form-control:focus,
.form-select:focus {
    border-color: #1e3a5f;
    box-shadow: 0 0 0 3px rgba(30, 58, 95, .13), 0 2px 6px rgba(30, 58, 95, .08);
    background-color: #f8faff;
    color: #0f172a;
}

/* Override the default Bootstrap blue ring completely */
.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(30, 58, 95, .13), 0 2px 6px rgba(30, 58, 95, .08);
}

/* ── Placeholder text ───────────────────────────────────────────────────── */
.form-control::placeholder {
    color: #94a3b8;
    font-style: italic;
    font-size: .85rem;
}

/* ── Textarea: no horizontal resize (breaks layouts) ───────────────────── */
textarea.form-control {
    resize: vertical;
    min-height: 90px;
    line-height: 1.6;
}

/* ── Read-only ──────────────────────────────────────────────────────────── */
.form-control[readonly] {
    background-color: #f1f5f9;
    border-color: #e2e8f0;
    color: #64748b;
    cursor: default;
}

/* ── Disabled ───────────────────────────────────────────────────────────── */
.form-control:disabled,
.form-select:disabled {
    background-color: #f8fafc;
    border-color: #e2e8f0;
    color: #94a3b8;
    cursor: not-allowed;
    opacity: 1; /* keep readable, don't grey-out further */
}

/* ── Validation: invalid ────────────────────────────────────────────────── */
.form-control.is-invalid,
.form-select.is-invalid,
.was-validated .form-control:invalid,
.was-validated .form-select:invalid {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, .12);
    background-color: #fff8f8;
}

.form-control.is-invalid:focus,
.was-validated .form-control:invalid:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, .18), 0 2px 6px rgba(239, 68, 68, .08);
}

.invalid-feedback {
    font-size: .78rem;
    color: #dc2626;
    margin-top: .25rem;
}

/* ── Validation: valid ──────────────────────────────────────────────────── */
.form-control.is-valid,
.form-select.is-valid,
.was-validated .form-control:valid,
.was-validated .form-select:valid {
    border-color: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, .10);
    background-color: #f6fef9;
}

/* ── Form labels ────────────────────────────────────────────────────────── */
.form-label {
    font-size: .82rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: .3rem;
    letter-spacing: .01em;
}

/* ── Input-group: wrapper-owns-the-border approach ──────────────────────────
   The WRAPPER (.input-group) owns the visible border, radius and focus ring.
   Children have NO individual borders — this avoids all Bootstrap margin-left
   overlap tricks and per-child last/first-child border fights.
   ─────────────────────────────────────────────────────────────────────────── */

/* Wrapper: the single source of the visible border */
.input-group {
    border: 1.5px solid #cbd5e1;
    border-radius: 8px;
    overflow: hidden;           /* clips child backgrounds/radii cleanly */
    transition: border-color .18s ease, box-shadow .18s ease;
    /* override Bootstrap's width:auto reset */
    width: 100% !important;
}

/* Focused state: navy ring on the wrapper */
.input-group:focus-within {
    border-color: #1e3a5f;
    box-shadow: 0 0 0 3px rgba(30, 58, 95, .13), 0 2px 6px rgba(30, 58, 95, .08);
}

/* Addon pill (₹ / @ / icons) */
.input-group > .input-group-text {
    border: none !important;
    border-right: 1px solid #e2e8f0 !important;  /* thin inner divider only */
    border-radius: 0 !important;
    background-color: #f1f5f9;
    color: #475569;
    font-size: .88rem;
    transition: background-color .18s ease, color .18s ease;
}
.input-group > .input-group-text:last-child {
    border-right: none !important;
    border-left: 1px solid #e2e8f0 !important;
}

/* Focused: tint the addon */
.input-group:focus-within > .input-group-text {
    background-color: #eef2fb;
    color: #1e3a5f;
}

/* Input / select inside a group: strip ALL their own borders and radii */
.input-group > .form-control,
.input-group > .form-select {
    border: none !important;
    border-radius: 0 !important;
    margin-left: 0 !important;  /* cancel Bootstrap's -1px overlap trick */
    box-shadow: none !important;/* focus ring is on the wrapper, not the input */
    background-color: transparent;
}

/* Focused input: light background hint */
.input-group:focus-within > .form-control,
.input-group:focus-within > .form-select {
    background-color: #f8faff;
}

/* ═══════════════════════════════════════════════════════════════════════════
   DESIGN TOKENS
   Single source of truth for every colour, radius, shadow and transition
   used by all component overrides below.
   ═══════════════════════════════════════════════════════════════════════════ */
:root {
    --navy:          #1e3a5f;
    --navy-rgb:      30, 58, 95;   /* keep in sync with --navy; used for bg-opacity-* support */
    --navy-dark:     #162c4a;
    --navy-xdark:    #0f1f35;
    --navy-light:    #eef4ff;
    --navy-ring:     rgba(30, 58, 95, .14);

    --slate-900:     #0f172a;
    --slate-800:     #1e293b;
    --slate-700:     #334155;
    --slate-600:     #475569;
    --slate-400:     #94a3b8;
    --slate-200:     #e2e8f0;
    --slate-100:     #f1f5f9;
    --slate-50:      #f8fafc;

    --clr-success:   #16a34a;
    --clr-success-bg:#f0fdf4;
    --clr-success-border: #86efac;
    --clr-danger:    #dc2626;
    --clr-danger-bg: #fef2f2;
    --clr-danger-border: #fca5a5;
    --clr-warning:   #d97706;
    --clr-warning-bg:#fffbeb;
    --clr-warning-border: #fcd34d;
    --clr-info:      #0369a1;
    --clr-info-bg:   #f0f9ff;
    --clr-info-border: #7dd3fc;

    --radius-xs:     4px;
    --radius-sm:     6px;
    --radius-md:     8px;
    --radius-lg:     12px;
    --radius-xl:     16px;

    --shadow-xs:     0 1px 2px rgba(0,0,0,.05);
    --shadow-sm:     0 1px 6px rgba(0,0,0,.08);
    --shadow-md:     0 4px 16px rgba(0,0,0,.10);
    --shadow-lg:     0 8px 32px rgba(0,0,0,.13);
    --shadow-ring:   0 0 0 3px var(--navy-ring);

    --t:             .18s ease;
}

/* ═══════════════════════════════════════════════════════════════════════════
   TYPOGRAPHY
   ═══════════════════════════════════════════════════════════════════════════ */

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui,
                 'Noto Sans', 'Helvetica Neue', Arial, sans-serif;
    font-size: .9375rem;   /* 15 px */
    color: var(--slate-800);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    color: var(--slate-900);
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1.3;
}
h1, .h1 { font-size: 1.75rem; }
h2, .h2 { font-size: 1.45rem; }
h3, .h3 { font-size: 1.25rem; }
h4, .h4 { font-size: 1.1rem;  }
h5, .h5 { font-size: .975rem; font-weight: 600; }
h6, .h6 { font-size: .875rem; font-weight: 600; letter-spacing: -.01em; }

small, .small { font-size: .82rem; }
.text-muted    { color: var(--slate-600) !important; }

/* Tighten the common page-title row */
.page-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--slate-900);
    letter-spacing: -.02em;
}

/* Override Bootstrap primary colour to match the app theme.
   bg-primary uses the rgba()/--bs-bg-opacity form so Bootstrap's
   bg-opacity-10 / -25 / -75 utilities keep working (light tints). */
.text-primary   { color: var(--navy) !important; }
.bg-primary     { background-color: rgba(var(--navy-rgb), var(--bs-bg-opacity, 1)) !important; }
.border-primary { border-color: var(--navy) !important; }

/* ═══════════════════════════════════════════════════════════════════════════
   SCROLLBAR  (Webkit — Chrome / Edge / Safari)
   ═══════════════════════════════════════════════════════════════════════════ */
::-webkit-scrollbar               { width: 7px; height: 7px; }
::-webkit-scrollbar-track         { background: var(--slate-100); }
::-webkit-scrollbar-thumb         { background: #c1cad8; border-radius: 99px; }
::-webkit-scrollbar-thumb:hover   { background: #9aabc0; }

/* ═══════════════════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Base ───────────────────────────────────────────────────────────────── */
.btn {
    font-weight: 500;
    letter-spacing: .01em;
    border-radius: var(--radius-md);
    transition: background-color var(--t), border-color var(--t),
                box-shadow var(--t), color var(--t), transform var(--t);
    line-height: 1.5;
}
.btn:active { transform: translateY(1px); }
.btn:focus-visible {
    outline: none;
    box-shadow: var(--shadow-ring);
}

/* ── Primary ────────────────────────────────────────────────────────────── */
.btn-primary {
    --bs-btn-bg:            var(--navy);
    --bs-btn-border-color:  var(--navy);
    --bs-btn-hover-bg:      var(--navy-dark);
    --bs-btn-hover-border-color: var(--navy-dark);
    --bs-btn-active-bg:     var(--navy-xdark);
    --bs-btn-active-border-color: var(--navy-xdark);
    --bs-btn-color:         #fff;
    --bs-btn-hover-color:   #fff;
    --bs-btn-active-color:  #fff;
    box-shadow: var(--shadow-xs), inset 0 1px 0 rgba(255,255,255,.1);
}
.btn-primary:hover {
    box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,.1);
}

/* ── Outline primary ────────────────────────────────────────────────────── */
.btn-outline-primary {
    --bs-btn-color:          var(--navy);
    --bs-btn-border-color:   var(--navy);
    --bs-btn-hover-bg:       var(--navy);
    --bs-btn-hover-border-color: var(--navy);
    --bs-btn-hover-color:    #fff;
    --bs-btn-active-bg:      var(--navy-dark);
    --bs-btn-active-color:   #fff;
}

/* ── Secondary ──────────────────────────────────────────────────────────── */
.btn-secondary {
    --bs-btn-bg:            var(--slate-600);
    --bs-btn-border-color:  var(--slate-600);
    --bs-btn-hover-bg:      var(--slate-700);
    --bs-btn-hover-border-color: var(--slate-700);
    --bs-btn-color:         #fff;
    --bs-btn-hover-color:   #fff;
}

/* ── Outline secondary ──────────────────────────────────────────────────── */
.btn-outline-secondary {
    --bs-btn-color:         var(--slate-700);
    --bs-btn-border-color:  var(--slate-200);
    --bs-btn-hover-bg:      var(--slate-100);
    --bs-btn-hover-border-color: var(--slate-400);
    --bs-btn-hover-color:   var(--slate-800);
    --bs-btn-active-bg:     var(--slate-200);
    --bs-btn-active-color:  var(--slate-900);
    background-color: #fff;
}

/* ── Success ────────────────────────────────────────────────────────────── */
.btn-success {
    --bs-btn-bg:            var(--clr-success);
    --bs-btn-border-color:  var(--clr-success);
    --bs-btn-hover-bg:      #15803d;
    --bs-btn-hover-border-color: #15803d;
}
.btn-outline-success {
    --bs-btn-color:         var(--clr-success);
    --bs-btn-border-color:  var(--clr-success);
    --bs-btn-hover-bg:      var(--clr-success);
    --bs-btn-hover-color:   #fff;
}

/* ── Danger ─────────────────────────────────────────────────────────────── */
.btn-danger {
    --bs-btn-bg:            var(--clr-danger);
    --bs-btn-border-color:  var(--clr-danger);
    --bs-btn-hover-bg:      #b91c1c;
    --bs-btn-hover-border-color: #b91c1c;
}
.btn-outline-danger {
    --bs-btn-color:         var(--clr-danger);
    --bs-btn-border-color:  #fca5a5;
    --bs-btn-hover-bg:      var(--clr-danger);
    --bs-btn-hover-color:   #fff;
    --bs-btn-hover-border-color: var(--clr-danger);
}

/* ── Warning ────────────────────────────────────────────────────────────── */
.btn-warning {
    --bs-btn-bg:            var(--clr-warning);
    --bs-btn-border-color:  var(--clr-warning);
    --bs-btn-color:         #fff;
    --bs-btn-hover-bg:      #b45309;
    --bs-btn-hover-color:   #fff;
}
.btn-outline-warning {
    --bs-btn-color:         var(--clr-warning);
    --bs-btn-border-color:  #fcd34d;
    --bs-btn-hover-bg:      var(--clr-warning);
    --bs-btn-hover-color:   #fff;
}

/* ── Info ───────────────────────────────────────────────────────────────── */
.btn-info {
    --bs-btn-bg:            var(--clr-info);
    --bs-btn-border-color:  var(--clr-info);
    --bs-btn-color:         #fff;
    --bs-btn-hover-bg:      #075985;
    --bs-btn-hover-color:   #fff;
}
.btn-outline-info {
    --bs-btn-color:         var(--clr-info);
    --bs-btn-border-color:  var(--clr-info-border);
    --bs-btn-hover-bg:      var(--clr-info);
    --bs-btn-hover-color:   #fff;
}

/* ── Link ───────────────────────────────────────────────────────────────── */
.btn-link {
    color: var(--navy);
    text-decoration: none;
    font-weight: 500;
}
.btn-link:hover { color: var(--navy-dark); text-decoration: underline; }

/* ── Sizes ──────────────────────────────────────────────────────────────── */
.btn-sm  { border-radius: var(--radius-sm); font-size: .8rem;  padding: .3rem .65rem; }
.btn-lg  { border-radius: var(--radius-lg); font-size: 1rem;   padding: .6rem 1.25rem; }
.btn-xs  { border-radius: var(--radius-xs); font-size: .75rem; padding: .2rem .5rem;  }

/* ── Close button ───────────────────────────────────────────────────────── */
.btn-close { opacity: .45; transition: opacity var(--t); }
.btn-close:hover { opacity: .8; }

/* ═══════════════════════════════════════════════════════════════════════════
   CARDS
   ═══════════════════════════════════════════════════════════════════════════ */

.card {
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    background-color: #fff;
    transition: box-shadow var(--t);
}
/* When hover is meaningful (e.g. clickable cards) */
a.card:hover, .card-hover:hover {
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.card-header {
    background-color: var(--slate-50);
    border-bottom: 1px solid var(--slate-200);
    padding: .75rem 1.25rem;
    border-top-left-radius:  var(--radius-lg) !important;
    border-top-right-radius: var(--radius-lg) !important;
    font-weight: 600;
    font-size: .875rem;
    color: var(--slate-800);
}

/* Coloured card-header variants — keep the border-radius fix */
.card-header.bg-primary,
.card-header.bg-success,
.card-header.bg-danger,
.card-header.bg-warning,
.card-header.bg-info,
.card-header.bg-secondary,
.card-header.bg-dark {
    border-bottom: none;
    /* No color override here — views use bg-opacity-10 which leaves a light tint;
       the default card-header dark text stays readable. */
}
/* Solid-background overrides: forced to a dark bg → white text.
   Headers using a bg-opacity-* tint keep their light background + dark text. */
.card-header.bg-primary:not([class*="bg-opacity"]) { background-color: var(--navy) !important; color: #fff; }
.card-header.bg-dark:not([class*="bg-opacity"])    { background-color: #1e293b !important;      color: #fff; }

.card-body  { padding: 1.25rem; }

.card-footer {
    background-color: var(--slate-50);
    border-top: 1px solid var(--slate-200);
    padding: .75rem 1.25rem;
    border-bottom-left-radius:  var(--radius-lg) !important;
    border-bottom-right-radius: var(--radius-lg) !important;
    font-size: .85rem;
}

.card-title {
    font-size: .95rem;
    font-weight: 700;
    color: var(--slate-900);
    margin-bottom: .4rem;
}

/* shadow-sm override — use our token */
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow    { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

/* ═══════════════════════════════════════════════════════════════════════════
   BADGES
   ═══════════════════════════════════════════════════════════════════════════ */

.badge {
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .04em;
    padding: .28em .6em;
    border-radius: var(--radius-sm);
    line-height: 1.4;
}
.badge.rounded-pill { border-radius: 99px; }

/* Override Bootstrap semantic badge colours */
.badge.bg-primary   { background-color: var(--navy)         !important; }
.badge.bg-secondary { background-color: var(--slate-600)    !important; }
.badge.bg-success   { background-color: var(--clr-success)  !important; }
.badge.bg-danger    { background-color: var(--clr-danger)   !important; }
.badge.bg-warning   { background-color: var(--clr-warning)  !important; color: #fff !important; }
.badge.bg-info      { background-color: var(--clr-info)     !important; }

/* Soft / outline variant: add class "badge-soft-*" for a tinted look */
.badge-soft-primary   { background-color: var(--navy-light);     color: var(--navy);         }
.badge-soft-success   { background-color: var(--clr-success-bg); color: var(--clr-success);  }
.badge-soft-danger    { background-color: var(--clr-danger-bg);  color: var(--clr-danger);   }
.badge-soft-warning   { background-color: var(--clr-warning-bg); color: var(--clr-warning);  }
.badge-soft-info      { background-color: var(--clr-info-bg);    color: var(--clr-info);     }
.badge-soft-secondary { background-color: var(--slate-100);      color: var(--slate-700);    }

/* ═══════════════════════════════════════════════════════════════════════════
   ALERTS
   Left-border accent style — modern, clean, less heavy than full backgrounds.
   ═══════════════════════════════════════════════════════════════════════════ */

.alert {
    border: 1px solid transparent;
    border-left: 4px solid transparent;
    border-radius: var(--radius-md);
    padding: .8rem 1rem;
    font-size: .875rem;
    line-height: 1.55;
    box-shadow: var(--shadow-xs);
}

.alert-success {
    background-color: var(--clr-success-bg);
    border-color:     var(--clr-success-border);
    border-left-color: var(--clr-success);
    color: #14532d;
}
.alert-danger {
    background-color: var(--clr-danger-bg);
    border-color:     var(--clr-danger-border);
    border-left-color: var(--clr-danger);
    color: #7f1d1d;
}
.alert-warning {
    background-color: var(--clr-warning-bg);
    border-color:     var(--clr-warning-border);
    border-left-color: var(--clr-warning);
    color: #78350f;
}
.alert-info {
    background-color: var(--clr-info-bg);
    border-color:     var(--clr-info-border);
    border-left-color: var(--clr-info);
    color: #0c4a6e;
}
.alert-primary {
    background-color: var(--navy-light);
    border-color:     #b6cef5;
    border-left-color: var(--navy);
    color: var(--navy-dark);
}
.alert-light {
    background-color: var(--slate-50);
    border-color:     var(--slate-200);
    border-left-color: var(--slate-400);
    color: var(--slate-700);
}

/* Icons inside alerts keep their semantic colour */
.alert-success i  { color: var(--clr-success); }
.alert-danger  i  { color: var(--clr-danger);  }
.alert-warning i  { color: var(--clr-warning); }
.alert-info    i  { color: var(--clr-info);    }
.alert-primary i  { color: var(--navy);        }

/* ── Links inside alerts ────────────────────────────────────────────────── */
.alert-link { font-weight: 700; text-decoration: underline; }

/* ═══════════════════════════════════════════════════════════════════════════
   MODALS
   ═══════════════════════════════════════════════════════════════════════════ */

.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden; /* clips child border-radii */
}

.modal-header {
    background-color: var(--slate-50);
    border-bottom: 1px solid var(--slate-200);
    padding: 1rem 1.25rem;
}
.modal-header .modal-title {
    font-size: .95rem;
    font-weight: 700;
    color: var(--slate-900);
    letter-spacing: -.01em;
}

.modal-body { padding: 1.25rem; }

.modal-footer {
    background-color: var(--slate-50);
    border-top: 1px solid var(--slate-200);
    padding: .8rem 1.25rem;
    gap: .5rem;
}

/* Backdrop: darken slightly more than Bootstrap default */
.modal-backdrop.show { opacity: .55; }

/* ═══════════════════════════════════════════════════════════════════════════
   LIST GROUPS  (non-sidebar — sidebar overrides remain in place above)
   ═══════════════════════════════════════════════════════════════════════════ */

/* Scope to non-sidebar contexts */
:not(#sidebar-wrapper) > .list-group,
.list-group:not(#sidebar-wrapper .list-group) {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-xs);
}

:not(#sidebar-wrapper) .list-group-item {
    border-color: var(--slate-200);
    padding: .65rem 1rem;
    font-size: .875rem;
    color: var(--slate-800);
    transition: background-color var(--t);
    background-color: #fff;
}
:not(#sidebar-wrapper) .list-group-item:first-child {
    border-top-left-radius:  var(--radius-md);
    border-top-right-radius: var(--radius-md);
}
:not(#sidebar-wrapper) .list-group-item:last-child {
    border-bottom-left-radius:  var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
}
:not(#sidebar-wrapper) .list-group-item-action:hover {
    background-color: var(--slate-50);
    color: var(--slate-900);
}
:not(#sidebar-wrapper) .list-group-item.active {
    background-color: var(--navy);
    border-color:     var(--navy);
    color: #fff;
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════════════════════
   FORM CHECKS, RADIOS & SWITCHES
   ═══════════════════════════════════════════════════════════════════════════ */

.form-check-input {
    width: 1.05em;
    height: 1.05em;
    margin-top: .2em;
    border: 1.5px solid var(--slate-400);
    border-radius: var(--radius-xs);
    background-color: #fff;
    cursor: pointer;
    transition: border-color var(--t), background-color var(--t), box-shadow var(--t);
}
.form-check-input[type="radio"] { border-radius: 50%; }

.form-check-input:checked {
    background-color: var(--navy);
    border-color:     var(--navy);
}
.form-check-input:focus {
    border-color: var(--navy);
    box-shadow: var(--shadow-ring);
    outline: none;
}
.form-check-input:checked:focus {
    box-shadow: var(--shadow-ring);
}

/* Switch */
.form-switch .form-check-input {
    width: 2.2em;
    height: 1.15em;
    border-radius: 99px;
    cursor: pointer;
}
.form-switch .form-check-input:checked { background-color: var(--navy); }

.form-check-label {
    font-size: .875rem;
    color: var(--slate-700);
    cursor: pointer;
}

/* ═══════════════════════════════════════════════════════════════════════════
   NAV TABS & PILLS
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Tabs ───────────────────────────────────────────────────────────────── */
.nav-tabs {
    border-bottom: 2px solid var(--slate-200);
    gap: .15rem;
}
.nav-tabs .nav-link {
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    padding: .55rem 1rem;
    font-size: .875rem;
    font-weight: 500;
    color: var(--slate-600);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: color var(--t), border-color var(--t), background-color var(--t);
}
.nav-tabs .nav-link:hover {
    color: var(--navy);
    background-color: var(--slate-50);
    border-bottom-color: var(--slate-400);
}
.nav-tabs .nav-link.active,
.nav-tabs .nav-item.show .nav-link {
    color: var(--navy);
    font-weight: 700;
    background-color: transparent;
    border-bottom-color: var(--navy);
}

/* ── Pills ──────────────────────────────────────────────────────────────── */
.nav-pills .nav-link {
    border-radius: var(--radius-md);
    padding: .45rem .9rem;
    font-size: .875rem;
    font-weight: 500;
    color: var(--slate-600);
    transition: background-color var(--t), color var(--t);
}
.nav-pills .nav-link:hover  { background-color: var(--slate-100); color: var(--slate-800); }
.nav-pills .nav-link.active { background-color: var(--navy); color: #fff; font-weight: 600; }

/* ═══════════════════════════════════════════════════════════════════════════
   BREADCRUMBS
   ═══════════════════════════════════════════════════════════════════════════ */

.breadcrumb {
    font-size: .8rem;
    margin-bottom: 0;
    background: transparent;
    padding: 0;
}
.breadcrumb-item + .breadcrumb-item::before {
    content: '/';
    color: var(--slate-400);
}
.breadcrumb-item a { color: var(--navy); text-decoration: none; }
.breadcrumb-item a:hover { text-decoration: underline; }
.breadcrumb-item.active { color: var(--slate-600); }

/* ═══════════════════════════════════════════════════════════════════════════
   PROGRESS BARS
   ═══════════════════════════════════════════════════════════════════════════ */

.progress {
    height: 8px;
    border-radius: 99px;
    background-color: var(--slate-100);
    box-shadow: inset 0 1px 2px rgba(0,0,0,.06);
    overflow: hidden;
}
.progress-bar {
    border-radius: 99px;
    transition: width .4s ease;
}
.progress-bar.bg-primary   { background-color: var(--navy)        !important; }
.progress-bar.bg-success   { background-color: var(--clr-success) !important; }
.progress-bar.bg-danger    { background-color: var(--clr-danger)  !important; }
.progress-bar.bg-warning   { background-color: var(--clr-warning) !important; }
.progress-bar.bg-info      { background-color: var(--clr-info)    !important; }

/* ═══════════════════════════════════════════════════════════════════════════
   ACCORDIONS
   ═══════════════════════════════════════════════════════════════════════════ */

.accordion {
    --bs-accordion-border-color: var(--slate-200);
    --bs-accordion-border-radius: var(--radius-md);
    --bs-accordion-inner-border-radius: calc(var(--radius-md) - 1px);
    --bs-accordion-btn-color: var(--slate-800);
    --bs-accordion-btn-bg: var(--slate-50);
    --bs-accordion-active-color: var(--navy);
    --bs-accordion-active-bg: var(--navy-light);
    --bs-accordion-btn-focus-box-shadow: var(--shadow-ring);
    box-shadow: var(--shadow-xs);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.accordion-button {
    font-size: .9rem;
    font-weight: 600;
    padding: .85rem 1.15rem;
}
.accordion-button:not(.collapsed) {
    color: var(--navy);
    background-color: var(--navy-light);
    box-shadow: none;
}
.accordion-button::after {
    /* Bootstrap uses a SVG bg-image; just override the filter to match navy */
    filter: none;
    transition: transform .2s ease;
}
.accordion-body {
    padding: .85rem 1.15rem;
    font-size: .875rem;
    color: var(--slate-700);
}

/* ═══════════════════════════════════════════════════════════════════════════
   CODE & PRE
   ═══════════════════════════════════════════════════════════════════════════ */

code {
    font-size: .8em;
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', 'Monaco', monospace;
    color: var(--navy-dark);
    background-color: var(--navy-light);
    padding: .15em .4em;
    border-radius: var(--radius-xs);
    border: 1px solid #c7d9f8;
}

pre {
    background-color: var(--slate-900);
    color: #e2e8f0;
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    font-size: .82rem;
    line-height: 1.7;
    overflow-x: auto;
    box-shadow: var(--shadow-sm);
}
pre code {
    color: inherit;
    background: none;
    border: none;
    padding: 0;
    font-size: inherit;
}

/* ═══════════════════════════════════════════════════════════════════════════
   DROPDOWNS
   ═══════════════════════════════════════════════════════════════════════════ */

.dropdown-menu {
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: .35rem;
    font-size: .875rem;
}
.dropdown-item {
    border-radius: var(--radius-sm);
    padding: .45rem .85rem;
    color: var(--slate-700);
    font-weight: 450;
    transition: background-color var(--t), color var(--t);
}
.dropdown-item:hover, .dropdown-item:focus {
    background-color: var(--navy-light);
    color: var(--navy);
}
.dropdown-item.active, .dropdown-item:active {
    background-color: var(--navy);
    color: #fff;
}
.dropdown-divider { border-color: var(--slate-200); margin: .3rem 0; }
.dropdown-header  {
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--slate-400);
    padding: .45rem .85rem .2rem;
}

/* ═══════════════════════════════════════════════════════════════════════════
   SPINNERS
   ═══════════════════════════════════════════════════════════════════════════ */

.spinner-border,
.spinner-grow {
    color: var(--navy);
}
.spinner-border-sm { width: 1rem; height: 1rem; border-width: .18em; }

/* ═══════════════════════════════════════════════════════════════════════════
   MISC
   ═══════════════════════════════════════════════════════════════════════════ */

/* Horizontal rule */
hr {
    border: none;
    border-top: 1px solid var(--slate-200);
    opacity: 1;
    margin: 1rem 0;
}

/* Subtle page section headings (the h4 + back-button rows used everywhere) */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .5rem;
    margin-bottom: 1rem;
}
.page-header h4, .page-header .page-title {
    margin-bottom: 0;
    font-size: 1.1rem;
}

/* Form text / helper text */
.form-text {
    font-size: .78rem;
    color: var(--slate-400);
    margin-top: .25rem;
}

/* Pagination */
.page-link {
    color: var(--navy);
    border-color: var(--slate-200);
    border-radius: var(--radius-sm) !important;
    font-size: .85rem;
    padding: .35rem .65rem;
    transition: background-color var(--t), color var(--t);
}
.page-link:hover        { background-color: var(--navy-light); color: var(--navy); }
.page-item.active .page-link {
    background-color: var(--navy);
    border-color: var(--navy);
    color: #fff;
    font-weight: 600;
}
.page-item.disabled .page-link { color: var(--slate-400); border-color: var(--slate-200); }

/* Tooltip-style title attribute styling (Bootstrap tooltip override) */
.tooltip-inner {
    background-color: var(--slate-900);
    font-size: .78rem;
    border-radius: var(--radius-sm);
    padding: .3rem .6rem;
}
.bs-tooltip-auto .tooltip-arrow::before,
.bs-tooltip-top  .tooltip-arrow::before { border-top-color: var(--slate-900); }

/* ═══════════════════════════════════════════════════════════════════════════
   SIDEBAR  (moved out of _Layout.cshtml so it is cached with this stylesheet)
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Sidebar shell ──────────────────────────────────────────────────────── */
#sidebar-wrapper {
    width: 240px;
    min-width: 240px;
    min-height: 100vh;
    flex-shrink: 0;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,.12) transparent;
    transition: transform .25s ease;
}
#sidebar-wrapper::-webkit-scrollbar { width: 4px; }
#sidebar-wrapper::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); border-radius: 4px; }

/* ── Links ──────────────────────────────────────────────────────────────── */
.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px 8px 16px;
    color: rgba(255,255,255,.82);
    text-decoration: none;
    font-size: .9375rem;
    border-left: 3px solid transparent;
    transition: background .12s, color .12s;
    white-space: nowrap;
}
.sidebar-link:hover  { background: rgba(255,255,255,.07); color: #fff; }
.sidebar-link.active {
    background: rgba(37,99,235,.22);
    border-left-color: #60a5fa;
    color: #fff;
    font-weight: 500;
}

/* ── Section header button ──────────────────────────────────────────────── */
.sidebar-section-btn {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 6px 14px;
    background: rgba(0,0,0,.22);
    border: none;
    border-top: 1px solid rgba(255,255,255,.06);
    color: rgba(255,255,255,.45);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background .12s, color .12s;
}
.sidebar-section-btn:hover { background: rgba(0,0,0,.32); color: rgba(255,255,255,.72); }
.sidebar-section-btn .sb-chev {
    font-size: .6rem;
    margin-left: auto;
    transition: transform .2s;
}
.sidebar-section-btn:not(.collapsed) .sb-chev { transform: rotate(180deg); }

/* ── Icon chip (matches dashboard style) ────────────────────────────────── */
.si {
    width: 26px; height: 26px;
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: .78rem;
    flex-shrink: 0;
}

/* ── Backdrop (shown when sidebar is fully expanded on mobile) ──────────── */
#sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 1044;
    cursor: pointer;
}
#sidebar-backdrop.show { display: block; }

/* ── Sidebar expand toggle (mobile only) ────────────────────────────────── */
#sb-expand-btn {
    display: none;
    background: none;
    border: none;
    color: rgba(255,255,255,.7);
    padding: 2px 4px;
    line-height: 1;
    cursor: pointer;
    margin-left: auto;
    flex-shrink: 0;
    transition: color .15s;
}
#sb-expand-btn:hover { color: #fff; }

/* ── Mobile: icon-only mini sidebar, always visible ─────────────────────── */
@media (max-width: 991.98px) {
    #sidebar-wrapper {
        position: fixed;
        top: 0; left: 0;
        height: 100vh;
        z-index: 1045;
        width: 54px;
        min-width: 54px;
        overflow-x: hidden;
        overflow-y: auto;
        scrollbar-width: none;          /* hide scrollbar in mini mode */
        transition: width .22s ease;
    }
    #sidebar-wrapper::-webkit-scrollbar { display: none; }
    #sidebar-wrapper.sidebar-open {
        width: 240px;
        scrollbar-width: thin;
    }
    #sidebar-wrapper.sidebar-open::-webkit-scrollbar { display: block; width: 4px; }

    #page-content-wrapper {
        margin-left: 54px;
        width: calc(100% - 54px);
        min-width: 0;
    }

    /* Show expand button on mobile */
    #sb-expand-btn { display: flex; align-items: center; }

    /* ── Mini mode styles (sidebar NOT expanded) ── */

    /* Brand heading: centre the icon, hide text */
    #sidebar-wrapper:not(.sidebar-open) .sidebar-heading {
        justify-content: center;
        padding: 14px 0;
        gap: 0;
    }
    #sidebar-wrapper:not(.sidebar-open) .sb-brand-text { display: none; }
    #sidebar-wrapper:not(.sidebar-open) #sb-expand-btn {
        margin: 0;
        width: 100%;
        justify-content: center;
        padding: 4px 0 6px;
    }

    /* Force all collapse sections open so all icons are visible */
    #sidebar-wrapper:not(.sidebar-open) .collapse {
        display: block !important;
    }
    /* Hide section header buttons (labels not useful at 54px) */
    #sidebar-wrapper:not(.sidebar-open) .sidebar-section-btn { display: none; }

    /* Links: hide text via font-size:0, centre the icon chip */
    #sidebar-wrapper:not(.sidebar-open) .sidebar-link {
        font-size: 0;           /* collapses text nodes */
        padding: 7px 0;
        justify-content: center;
        border-left-width: 2px;
        gap: 0;
    }
    #sidebar-wrapper:not(.sidebar-open) .sidebar-link .si {
        font-size: .78rem;
        margin: 0;
    }
    /* Hide any badges (e.g. "Open" on admission link) */
    #sidebar-wrapper:not(.sidebar-open) .sidebar-link .badge { display: none; }

    /* Active indicator: subtle left glow edge */
    #sidebar-wrapper:not(.sidebar-open) .sidebar-link.active {
        border-left-color: #60a5fa;
        background: rgba(37,99,235,.25);
    }
}

/* ═══════════════════════════════════════════════════════════════════════════
   TOP BAR
   Sticky so the user menu and notification bell stay reachable on long pages.
   ═══════════════════════════════════════════════════════════════════════════ */

.app-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;   /* below the mobile sidebar (1045) and its backdrop (1044) */
    box-shadow: 0 1px 3px rgba(15, 23, 42, .06);
}

/* Notification panel must never overflow small screens */
#notif-panel { max-width: min(340px, 92vw); }

/* ═══════════════════════════════════════════════════════════════════════════
   ACCESSIBILITY — reduced motion
   Users who ask the OS for less motion get no decorative animation.
   ═══════════════════════════════════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ═══════════════════════════════════════════════════════════════════════════
   PRINT
   Report cards, receipts, timetables: print the content only, in plain
   black-on-white, without app chrome or interactive controls.
   ═══════════════════════════════════════════════════════════════════════════ */

@media print {
    #sidebar-wrapper,
    #sidebar-backdrop,
    .app-topbar,
    footer,
    .btn,
    .alert-dismissible .btn-close,
    .breadcrumb,
    .pagination,
    #notif-dropdown,
    .no-print {
        display: none !important;
    }

    body { margin: 0; background: #fff; }

    #page-content-wrapper {
        margin-left: 0 !important;
        width: 100% !important;
    }
    main { padding: 0 !important; }

    .card, .table-responsive {
        box-shadow: none !important;
        border: 1px solid #cbd5e1 !important;
    }

    /* Flatten table styling for legible black-and-white output */
    .table thead th {
        background: #fff !important;
        color: #000 !important;
        border-bottom: 2px solid #000 !important;
    }
    .table tbody tr:nth-child(even),
    .table tbody tr:nth-child(odd) { background: #fff !important; }
    .table td, .table th { color: #000 !important; }

    a { text-decoration: none !important; color: #000 !important; }
}