/* School Flow - Academic Precision Theme (Bootstrap 5 overrides) */
:root {
    --sf-primary: #004ac6;
    --sf-primary-light: #2563eb;
    --sf-bg: #f8f9ff;
    --sf-surface: #eff4ff;
    --sf-surface-high: #dce9ff;
    --sf-text: #0b1c30;
    --sf-text-muted: #434655;
    --sf-border: #c3c6d7;
    --sf-sidebar-width: 260px;
    --sf-success: #22c55e;
    --sf-warning: #f59e0b;
    --sf-danger: #ef4444;
}

* { box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--sf-bg);
    color: var(--sf-text);
    margin: 0;
}

/* Bootstrap overrides */
.btn-primary {
    background-color: var(--sf-primary);
    border-color: var(--sf-primary);
}
.btn-primary:hover { background-color: var(--sf-primary-light); border-color: var(--sf-primary-light); }
.bg-primary-subtle { background-color: var(--sf-surface) !important; }
.text-primary { color: var(--sf-primary) !important; }
.card { border: 1px solid var(--sf-border); border-radius: 8px; box-shadow: none; }
.card-header { background: var(--sf-surface); border-bottom: 1px solid var(--sf-border); font-weight: 600; }
.table thead th { background: var(--sf-surface); font-weight: 600; font-size: 0.85rem; color: var(--sf-text-muted); border-bottom: 1px solid var(--sf-border); }
.form-control:focus, .form-select:focus { border-color: var(--sf-primary-light); box-shadow: 0 0 0 0.2rem rgba(37,99,235,0.15); }

/* Filter toolbar — search, filters, and clear on one row */
.filter-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}
.filter-toolbar .filter-search {
    flex: 1 1 180px;
    min-width: 160px;
    max-width: 240px;
}
.filter-toolbar .filter-field {
    flex: 0 1 auto;
    min-width: 110px;
    max-width: 160px;
}
.filter-toolbar .filter-field-date {
    flex: 0 1 auto;
    min-width: 130px;
    max-width: 150px;
}
.filter-toolbar .filter-clear {
    flex: 0 0 auto;
    white-space: nowrap;
}
.filter-toolbar .filter-export-link {
    flex: 0 0 auto;
    white-space: nowrap;
}
.filter-toolbar .filter-loading {
    flex: 0 0 auto;
}

/* Toast notifications — top-right, auto-dismiss */
.sf-toast-container {
    z-index: 1100;
    pointer-events: none;
}
.sf-toast-container .toast {
    pointer-events: auto;
    min-width: 280px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}
.table .actions-cell {
    white-space: nowrap;
    vertical-align: middle;
}
.table .actions-cell .btn-group-actions {
    display: inline-flex;
    flex-wrap: nowrap;
    gap: 0.35rem;
    align-items: center;
}

/* App Layout */
.app-wrapper { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--sf-sidebar-width);
    background: #fff;
    border-right: 1px solid var(--sf-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 1000;
    transition: transform 0.3s;
}

.sidebar-brand {
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1px solid var(--sf-border);
}
.brand-icon { font-size: 32px; color: var(--sf-primary); }
.brand-title { font-weight: 700; font-size: 1.1rem; color: var(--sf-text); }
.brand-sub { font-size: 0.75rem; color: var(--sf-text-muted); }

.sidebar-nav { flex: 1; padding: 1rem 0.75rem; overflow-y: auto; }
.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1rem;
    color: var(--sf-text-muted);
    text-decoration: none;
    border-radius: 6px;
    margin-bottom: 2px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.15s;
}
.sidebar-nav .nav-link:hover { background: var(--sf-surface); color: var(--sf-primary); }
.sidebar-nav .nav-link.active { background: var(--sf-primary); color: #fff; }
.sidebar-nav .nav-link .material-symbols-outlined { font-size: 20px; }

.sidebar-footer { padding: 1rem; border-top: 1px solid var(--sf-border); }
.user-mini { display: flex; align-items: center; gap: 0.75rem; }
.user-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--sf-primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 0.9rem;
}
.user-name { font-weight: 600; font-size: 0.85rem; }
.user-role { font-size: 0.75rem; color: var(--sf-text-muted); }

.main-content { flex: 1; margin-left: var(--sf-sidebar-width); display: flex; flex-direction: column; min-height: 100vh; }

.topbar {
    background: #fff;
    border-bottom: 1px solid var(--sf-border);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
}
.page-title { font-size: 1.25rem; font-weight: 600; margin: 0; flex: 1; }
.topbar-actions { display: flex; align-items: center; gap: 0.75rem; }
.btn-icon { background: none; border: none; padding: 0.5rem; border-radius: 6px; cursor: pointer; position: relative; }
.btn-icon:hover { background: var(--sf-surface); }
.notification-badge {
    position: absolute; top: 2px; right: 2px;
    background: var(--sf-danger); color: #fff;
    font-size: 0.65rem; padding: 1px 5px; border-radius: 10px;
}
.notification-dropdown { width: 320px; max-height: 400px; overflow-y: auto; }
.notification-item.unread { background: var(--sf-surface); }

.content-area { padding: 1.5rem; flex: 1; }

/* Stat Cards */
.stat-card {
    background: #fff;
    border: 1px solid var(--sf-border);
    border-radius: 8px;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}
.stat-icon {
    width: 48px; height: 48px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
}
.stat-icon .material-symbols-outlined { font-size: 24px; }
.stat-value { font-size: 1.5rem; font-weight: 700; }
.stat-label { font-size: 0.85rem; color: var(--sf-text-muted); }

/* Auth Page */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--sf-bg) 0%, var(--sf-surface-high) 100%);
    padding: 2rem;
}
.auth-card {
    background: #fff;
    border: 1px solid var(--sf-border);
    border-radius: 12px;
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 4px 24px rgba(0,74,198,0.08);
}
.auth-logo {
    width: 64px; height: 64px; margin: 0 auto 1rem;
    background: var(--sf-surface);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
}
.auth-logo .material-symbols-outlined { font-size: 36px; color: var(--sf-primary); }

.content-html { line-height: 1.6; }
.content-html ul { padding-left: 1.5rem; }

/* Modals */
.modal-backdrop { background-color: rgba(11, 28, 48, 0.45); }
.modal.fade .modal-dialog {
    transition: transform 0.2s ease-out;
    transform: translate(0, -30px);
}
.modal.show .modal-dialog { transform: none; }
.modal-dialog { max-width: 480px; margin: 1.75rem auto; }
.modal-dialog.modal-lg { max-width: 600px; }
.modal-content {
    background: #fff;
    border: 1px solid var(--sf-border);
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0, 74, 198, 0.15);
    overflow: hidden;
}
.modal-header {
    background: var(--sf-surface);
    border-bottom: 1px solid var(--sf-border);
    padding: 1rem 1.25rem;
}
.modal-title { font-weight: 600; font-size: 1.1rem; color: var(--sf-text); }
.modal-body { padding: 1.25rem; }
.modal-body p { margin-bottom: 1rem; color: var(--sf-text-muted); }
.modal-footer {
    background: #fff;
    border-top: 1px solid var(--sf-border);
    padding: 0.875rem 1.25rem;
    gap: 0.5rem;
}
.modal-footer .btn { min-width: 90px; }

/* Responsive */
@media (max-width: 991.98px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.show { transform: translateX(0); }
    .main-content { margin-left: 0; }
}

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    vertical-align: middle;
}