/**
 * JB Excellent School — shared shell polish for admin / teacher / auth surfaces.
 * Admin: scoped with body:has(#admin-sidebar-nav)
 * Teacher: scoped with body:has(#jb-teacher-sidebar)
 * Auth pages: body.jb-auth-page
 */
:root {
    --jb-indigo: #4f46e5;
    --jb-violet: #7c3aed;
    --jb-teal: #0d9488;
    --jb-slate-900: #0f172a;
    --jb-slate-600: #475569;
    --jb-slate-100: #f1f5f9;
    --jb-radius-xl: 16px;
    --jb-radius-card: 14px;
    --jb-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
    --jb-shadow-sm: 0 4px 18px rgba(15, 23, 42, 0.06);
    --jb-ring: rgba(79, 70, 229, 0.22);
}

body:has(#admin-sidebar-nav),
body:has(#jb-teacher-sidebar) {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--jb-slate-900);
}

/* --- Admin -------------------------------------------------------------- */
body:has(#admin-sidebar-nav) {
    background: linear-gradient(160deg, #eef2ff 0%, var(--jb-slate-100) 40%, #f8fafc 100%);
    min-height: 100vh;
}

body:has(#admin-sidebar-nav) .content > h2:first-child,
body:has(#admin-sidebar-nav) .content > h1:first-child {
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--jb-slate-900);
}

body:has(#admin-sidebar-nav) .card {
    border-radius: var(--jb-radius-card);
    border: 1px solid rgba(148, 163, 184, 0.14);
    box-shadow: var(--jb-shadow-sm);
}

body:has(#admin-sidebar-nav) .card-header:not(.bg-primary):not(.bg-success):not(.bg-danger):not(.bg-warning):not(.bg-info):not(.bg-secondary):not(.bg-dark):not(.text-white):not(.bg-light) {
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.98), #fff);
    border-bottom-color: rgba(148, 163, 184, 0.2);
}

body:has(#admin-sidebar-nav) .table {
    border-radius: 12px;
    overflow: clip;
}

body:has(#admin-sidebar-nav) .table-responsive {
    border-radius: 12px;
}

body:has(#admin-sidebar-nav) .form-control:focus,
body:has(#admin-sidebar-nav) .form-select:focus {
    border-color: var(--jb-indigo);
    box-shadow: 0 0 0 0.2rem var(--jb-ring);
}

body:has(#admin-sidebar-nav) .alert {
    border-radius: var(--jb-radius-xl);
}

body:has(#admin-sidebar-nav) .btn {
    border-radius: 10px;
}

body:has(#admin-sidebar-nav) .stat-card:not(.stu-stat-card) {
    border-radius: var(--jb-radius-xl);
    border: 1px solid rgba(148, 163, 184, 0.12);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

body:has(#admin-sidebar-nav) .stat-card:not(.stu-stat-card):hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 32px rgba(79, 70, 229, 0.1);
}

/* --- Teacher portal ----------------------------------------------------- */
body:has(#jb-teacher-sidebar) {
    background: linear-gradient(160deg, #f0fdf9 0%, #f8fafc 45%, #f1f5f9 100%);
    min-height: 100vh;
}

body:has(#jb-teacher-sidebar) .card {
    border-radius: var(--jb-radius-card);
    border: 1px solid rgba(13, 148, 136, 0.1);
    box-shadow: var(--jb-shadow-sm);
}

body:has(#jb-teacher-sidebar) .welcome-card {
    border-radius: var(--jb-radius-xl);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.2);
}

body:has(#jb-teacher-sidebar) .stat-card {
    border-radius: var(--jb-radius-xl);
    border: 1px solid rgba(148, 163, 184, 0.12);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

body:has(#jb-teacher-sidebar) .stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 32px rgba(13, 148, 136, 0.12);
}

body:has(#jb-teacher-sidebar) .form-control:focus,
body:has(#jb-teacher-sidebar) .form-select:focus {
    border-color: var(--jb-teal);
    box-shadow: 0 0 0 0.2rem rgba(13, 148, 136, 0.2);
}

body:has(#jb-teacher-sidebar) .alert {
    border-radius: var(--jb-radius-xl);
}

body:has(#jb-teacher-sidebar) #jb-teacher-sidebar a.active {
    background: linear-gradient(90deg, #0d9488, #6366f1);
}

/* --- Auth (login / password reset) -------------------------------------- */
body.jb-auth-page {
    font-family: 'Segoe UI', system-ui, sans-serif;
    min-height: 100vh;
    background:
        radial-gradient(ellipse 100% 80% at 0% 0%, rgba(167, 139, 250, 0.35), transparent),
        radial-gradient(ellipse 80% 70% at 100% 20%, rgba(56, 189, 248, 0.2), transparent),
        linear-gradient(145deg, #312e81 0%, var(--jb-indigo) 38%, #6d28d9 72%, #4c1d95 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

body.jb-auth-page .jb-auth-panel,
body.jb-auth-page .login-container,
body.jb-auth-page .login-card,
body.jb-auth-page .box {
    border-radius: 20px !important;
    border: 1px solid rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(12px);
    box-shadow: 0 24px 56px rgba(15, 23, 42, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

body.jb-auth-page .jb-auth-panel *,
body.jb-auth-page .login-container *,
body.jb-auth-page .login-card .login-body * {
    --jb-auth-text: inherit;
}

body.jb-auth-page input[type='text'],
body.jb-auth-page input[type='email'],
body.jb-auth-page input[type='password'] {
    border-radius: 12px !important;
    transition: border-color 0.15s ease, box-shadow 0.15s ease !important;
}

body.jb-auth-page input:focus,
body.jb-auth-page input:focus-visible {
    border-color: var(--jb-indigo) !important;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15) !important;
    outline: none !important;
}

body.jb-auth-page button[type='submit'],
body.jb-auth-page .jb-auth-submit,
body.jb-auth-page .login-tab.active {
    border-radius: 12px !important;
}

/* ===== Mobile & tablet (portrait): use full viewport width =================
   Fixes narrow “postage stamp” layout on phones/tablets in vertical mode. */
@media screen and (max-width: 991.98px) {
    html {
        -webkit-text-size-adjust: 100%;
        text-size-adjust: 100%;
    }

    body {
        width: 100%;
        max-width: 100vw;
        overflow-x: hidden;
        min-height: 100dvh;
        min-height: -webkit-fill-available;
    }

    /* Bootstrap .container uses px breakpoints; cap at full width on narrow screens */
    .container {
        max-width: 100% !important;
        width: 100%;
        padding-left: max(0.75rem, env(safe-area-inset-left, 0px));
        padding-right: max(0.75rem, env(safe-area-inset-right, 0px));
        box-sizing: border-box;
    }

    .container-fluid {
        padding-left: max(0.5rem, env(safe-area-inset-left, 0px));
        padding-right: max(0.5rem, env(safe-area-inset-right, 0px));
    }

    /* Teacher portal main column */
    body:has(#jb-teacher-sidebar) .content {
        width: 100%;
        max-width: 100vw;
        box-sizing: border-box;
        padding-left: max(12px, env(safe-area-inset-left, 0px)) !important;
        padding-right: max(12px, env(safe-area-inset-right, 0px)) !important;
    }

    body:has(#jb-teacher-sidebar) .card,
    body:has(#jb-teacher-sidebar) .table-responsive {
        max-width: 100%;
    }

    /* Auth / login index page panels */
    body.jb-auth-page {
        align-items: flex-start;
        padding: max(12px, env(safe-area-inset-top, 0px)) max(10px, env(safe-area-inset-right, 0px)) max(16px, env(safe-area-inset-bottom, 0px)) max(10px, env(safe-area-inset-left, 0px)) !important;
    }

    body.jb-auth-page .login-container {
        max-width: 100% !important;
        width: 100%;
    }
}

/* Phones only: slightly larger tap-friendly base */
@media screen and (max-width: 575.98px) {
    body.jb-auth-page .form-group input {
        font-size: 16px; /* reduces iOS zoom-on-focus */
    }
}

/* --- Extra polish: admin & teacher main areas -------------------------------- */
@keyframes jbFadeUp {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body:has(#admin-sidebar-nav) .content,
body:has(#jb-teacher-sidebar) .content {
    animation: jbFadeUp 0.4s ease-out;
}

body:has(#admin-sidebar-nav) .content > h2:first-of-type,
body:has(#admin-sidebar-nav) .content > h1:first-of-type,
body:has(#jb-teacher-sidebar) .content > h2:first-of-type,
body:has(#jb-teacher-sidebar) .content > h1:first-of-type {
    position: relative;
    padding-bottom: 0.35rem;
    margin-bottom: 1rem !important;
}

body:has(#admin-sidebar-nav) .content > h2:first-of-type::after,
body:has(#admin-sidebar-nav) .content > h1:first-of-type::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 3rem;
    height: 3px;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--jb-indigo), var(--jb-violet));
}

body:has(#jb-teacher-sidebar) .content > h2:first-of-type::after,
body:has(#jb-teacher-sidebar) .content > h1:first-of-type::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 3rem;
    height: 3px;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--jb-teal), #6366f1);
}

body:has(#admin-sidebar-nav) .card .table thead th,
body:has(#jb-teacher-sidebar) .card .table thead th {
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: none;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

body:has(#admin-sidebar-nav) .card .table thead th:not([class*='bg-']):not(.text-white) {
    background: linear-gradient(180deg, #334155 0%, #1e293b 100%) !important;
    color: #f8fafc !important;
}

body:has(#jb-teacher-sidebar) .card .table thead th:not([class*='bg-']):not(.text-white) {
    background: linear-gradient(180deg, #0f766e 0%, #0d9488 100%) !important;
    color: #f0fdfa !important;
}

body:has(#admin-sidebar-nav) .table tbody tr,
body:has(#jb-teacher-sidebar) .table tbody tr {
    transition: background-color 0.15s ease;
}

body:has(#admin-sidebar-nav) .table-hover tbody tr:hover,
body:has(#jb-teacher-sidebar) .table-hover tbody tr:hover {
    background-color: rgba(99, 102, 241, 0.06);
}

body:has(#admin-sidebar-nav) .btn,
body:has(#jb-teacher-sidebar) .btn {
    transition: transform 0.15s ease, box-shadow 0.2s ease, background-color 0.15s ease, border-color 0.15s ease;
}

body:has(#admin-sidebar-nav) .btn-primary:hover,
body:has(#jb-teacher-sidebar) .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.25);
}

body:has(#jb-teacher-sidebar) .btn-primary:hover {
    box-shadow: 0 6px 16px rgba(13, 148, 136, 0.28);
}

body:has(#admin-sidebar-nav) .modal-content,
body:has(#jb-teacher-sidebar) .modal-content {
    border-radius: var(--jb-radius-card);
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
}

body:has(#admin-sidebar-nav) .list-group-item,
body:has(#jb-teacher-sidebar) .list-group-item {
    border-radius: 10px !important;
    margin-bottom: 6px;
    border: 1px solid rgba(148, 163, 184, 0.15) !important;
}

body:has(#admin-sidebar-nav) .pagination .page-link,
body:has(#jb-teacher-sidebar) .pagination .page-link {
    border-radius: 8px;
    margin: 0 2px;
}

body:has(#admin-sidebar-nav) .nav-tabs .nav-link,
body:has(#jb-teacher-sidebar) .nav-tabs .nav-link {
    border-radius: 10px 10px 0 0;
}

body:has(.jb-p-main) .card {
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

body:has(.jb-p-main) .card:hover {
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.1) !important;
}

body:has(.jb-p-main) nav.navbar {
    background: linear-gradient(90deg, #0f172a 0%, #1e293b 55%, #334155 100%) !important;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.35);
}

body:has(.jb-p-main) .btn-outline-light {
    border-radius: 10px;
}