* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: system-ui, sans-serif; font-size: 14px; background: #f8f9fa; color: #212529; }
.navbar { background: #1a3a5c; color: white; padding: 0 1.5rem; display: flex; align-items: center; justify-content: space-between; height: 50px; }
.navbar a { color: white; text-decoration: none; margin-left: 1rem; }
.nav-brand a { font-weight: bold; }
.content { max-width: 1200px; margin: 1.5rem auto; padding: 0 1rem; }
.card { background: white; border: 1px solid #dee2e6; border-radius: 4px; padding: 1.5rem; margin-bottom: 1rem; }
.btn { display: inline-block; padding: 0.4rem 1rem; border: none; border-radius: 3px; cursor: pointer; text-decoration: none; font-size: 14px; }
.btn-primary { background: #1a3a5c; color: white; }
.btn-secondary { background: #6c757d; color: white; }
.btn-danger { background: #dc3545; color: white; }
.btn-success { background: #28a745; color: white; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 0.5rem 0.75rem; border-bottom: 1px solid #dee2e6; text-align: left; }
th { background: #f8f9fa; font-weight: 600; }
.badge { display: inline-block; padding: 0.2rem 0.6rem; border-radius: 10px; font-size: 12px; font-weight: 600; }
.badge-gray { background: #e9ecef; color: #495057; }
.badge-yellow { background: #fff3cd; color: #856404; }
.badge-blue { background: #cfe2ff; color: #084298; }
.badge-green { background: #d1e7dd; color: #0a3622; }
.badge-red { background: #f8d7da; color: #58151c; }
.alert { padding: 0.75rem 1rem; border-radius: 3px; margin-bottom: 1rem; }
.alert-success { background: #d1e7dd; color: #0a3622; }
.alert-error, .alert-danger { background: #f8d7da; color: #58151c; }
.form-group { margin-bottom: 1rem; }
label { display: block; font-weight: 600; margin-bottom: 0.25rem; }
input[type=text], input[type=email], input[type=tel], input[type=date],
input[type=number], input[type=password], select, textarea {
  width: 100%; padding: 0.4rem 0.6rem; border: 1px solid #ced4da; border-radius: 3px; font-size: 14px; }
.login-box { max-width: 400px; margin: 3rem auto; }
.deadline-soon { color: #856404; font-weight: 600; }
.field-flagged { background: #fff3cd; border-color: #ffc107; }
.tabs { display: flex; border-bottom: 2px solid #dee2e6; margin-bottom: 1.5rem; }
.tab { padding: 0.5rem 1.5rem; cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -2px; }
.tab.active { border-bottom-color: #1a3a5c; font-weight: 600; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }