* { box-sizing: border-box; }
body {
    margin: 0;
    background: #f3f6fb;
    color: #1f2937;
    font-family: Arial, sans-serif;
}
.topbar {
    background: #144b7d;
    color: #fff;
    padding: 18px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav {
    background: #103b61;
    padding: 10px 24px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.nav a {
    color: #fff;
    text-decoration: none;
    padding: 8px 12px;
    background: rgba(255,255,255,.12);
    border-radius: 8px;
}
.brand { font-size: 24px; font-weight: 700; }
.subbrand, .role { opacity: .85; font-size: 14px; }
.container { padding: 20px; }
.card {
    background: #fff;
    border-radius: 14px;
    padding: 20px;
    box-shadow: 0 4px 18px rgba(0,0,0,.08);
    margin-bottom: 18px;
}
.auth-card { max-width: 420px; margin: 40px auto; }
.form-group { margin-bottom: 12px; }
label { display: block; margin-bottom: 6px; font-weight: 700; }
input, select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ccd6e0;
    border-radius: 8px;
    background: #fff;
}
.filters {
    display: grid;
    grid-template-columns: 240px 200px 120px auto;
    gap: 12px;
    align-items: end;
}
.filters-small {
    grid-template-columns: 280px auto;
}
.grid-form {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr auto;
    gap: 12px;
    align-items: end;
}
.actions-inline {
    display: flex;
    gap: 10px;
    align-items: end;
}
.btn {
    display: inline-block;
    border: none;
    text-decoration: none;
    background: #144b7d;
    color: #fff;
    padding: 10px 16px;
    border-radius: 8px;
    cursor: pointer;
}
.btn-secondary { background: #4b647d; }
.btn-danger { background: #b42318; }
.alert {
    padding: 12px 14px;
    border-radius: 8px;
    margin-bottom: 12px;
}
.alert-danger { background: #fde7e9; color: #8a1f1f; }
.alert-success { background: #e8f7ee; color: #146534; }
.hint { margin-top: 12px; color: #6b7280; font-size: 14px; }
.user-panel { text-align: right; }
.table-scroll { overflow-x: auto; }
.tabel-table, .simple-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.tabel-table { min-width: 1200px; }
.tabel-table th, .tabel-table td, .simple-table th, .simple-table td {
    border: 1px solid #d9e1ea;
    padding: 6px;
    text-align: center;
}
.tabel-table th, .simple-table th {
    background: #edf3fb;
}
.name-col {
    text-align: left !important;
    min-width: 280px;
}
.status {
    display: inline-block;
    min-width: 24px;
    padding: 6px;
    border-radius: 6px;
    background: #ffe8a3;
    font-weight: 700;
}
.status-select {
    min-width: 52px;
    padding: 6px;
    text-align: center;
}
.is-present { background: #ecfdf3; }
.is-absent { background: #fff1f2; }
.holiday { background: #fff3c4; }
.total-cell { font-weight: 700; }
.save-bar { margin: 16px 0 28px; }
@media (max-width: 1000px) {
    .filters, .filters-small, .grid-form { grid-template-columns: 1fr; }
}


.form-group-check {
    display: flex;
    align-items: center;
    padding-top: 28px;
}
.form-group-check label {
    font-weight: 600;
}
.form-group-check input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
}
.students-grid-form {
    grid-template-columns: 1.5fr 1fr 1fr 1fr auto;
}


.students-grid-form-2 {
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr auto;
}


.users-grid-form {
    grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr auto;
}