body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
body {
  background-color: var(--background-color);
  color: var(--text-primary);
  font-family: Poppins, sans-serif;
}
.navbar {
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 15px #0000001a;
  background: var(--primary-light) !important;
}
.navbar-brand {
  font-size: 1.5rem;
  font-weight: 600;
}
.nav-link {
  transition: all .3s;
  font-weight: 500;
}
.nav-link:hover {
  transform: translateY(-2px);
  color: var(--white) !important;
}
.card {
  backdrop-filter: blur(10px);
  background: #ffffffe6;
  border: none;
  border-radius: 15px;
  transition: all .3s;
  box-shadow: 0 5px 20px #0000000d;
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px #0000001a;
}
.card-header {
  background: rgba(var(--primary-rgb), 0.1);
  border-bottom: none;
  border-radius: 15px 15px 0 0 !important;
}
.btn {
  border-radius: 10px;
  padding: .6rem 1.2rem;
  transition: all .3s;
  font-weight: 500;
}
.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}
.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-secondary {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
}
.btn-secondary:hover {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  transform: translateY(-2px);
}
.form-control, .form-select {
  border: 1px solid rgba(var(--primary-rgb), 0.2);
  border-radius: 10px;
  padding: .8rem 1rem;
  transition: all .3s;
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 .2rem rgba(var(--primary-rgb), 0.15);
}
.table {
  overflow: hidden;
  background: #ffffffe6;
  border-radius: 15px;
}
.table thead th {
  color: var(--primary-color);
  background: rgba(var(--primary-rgb), 0.1);
  border-bottom: none;
  font-weight: 600;
}
.table td {
  vertical-align: middle;
}
.badge {
  border-radius: 8px;
  padding: .5em 1em;
  font-weight: 500;
}
.badge.bg-primary {
  background-color: var(--secondary-color) !important;
}
.badge.bg-danger {
  background-color: var(--primary-color) !important;
}
.alert {
  border: none;
  border-radius: 10px;
  padding: 1rem 1.5rem;
}
.alert-success {
  color: #28a745;
  background-color: rgba(40, 167, 69, 0.1);
}
.alert-danger {
  color: #dc3545;
  background-color: rgba(220, 53, 69, 0.1);
}
.login-container {
  display: flex;
  justify-content: center;
  align-items:  center;
  min-height: calc(100vh - 76px);
}
.login-card {
  width: 100%;
  max-width: 400px;
  padding: 2rem;
}
.calendar-container {
  background: #ffffffe6;
  border-radius: 15px;
  padding: 2rem;
  box-shadow: 0 5px 20px #0000000d;
}
.calendar-header {
  margin-bottom: 2rem;
}
.calendar-title {
  color: var(--primary-color);
  font-weight: 600;
}
.calendar-nav-btn {
  color: var(--primary-color);
  background: rgba(var(--primary-rgb), 0.1);
  border: none;
  border-radius: 10px;
  padding: .8rem 1.5rem;
  transition: all .3s;
}
.calendar-nav-btn:hover {
  background: rgba(var(--primary-rgb), 0.2);
  transform: translateY(-2px);
}
.calendar-nav-btn.active {
  background: var(--primary-color);
  color: #fff;
}
.user-management-header {
  margin-bottom: 2rem;
}
.user-management-title {
  color: var(--primary-color);
  font-weight: 600;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.fade-in {
  animation: fadeIn .5s ease-out;
}
.modal-content {
    border: 4px solid var(--primary-color);
    border-radius: 15px;
}
.modal-header {
    border-bottom: 2px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 11px 11px 0 0 !important;
}
.modal-footer {
    border-top: 2px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 0 0 11px 11px !important;
}
#weekDuplicateModal .modal-content {
    border-radius: 15px;
    overflow: hidden;
}
#weekDuplicateModal .card {
    border-radius: 8px !important;
    margin-bottom: 0;
}
#weekDuplicateModal .card-header {
    border-radius: 8px 8px 0 0 !important;
}
#weekDuplicateModal .card-body {
    border-radius: 0 0 8px 8px !important;
}
#weekDuplicateModal .form-check {
    position: relative;
    padding: 12px 15px;
    border: 2px solid #dee2e6;
    border-radius: 8px;
    background-color: #fff;
    transition: all 0.2s ease;
    margin-bottom: 0;
}
#weekDuplicateModal .form-check:hover {
    border-color: var(--primary-color);
    background-color: rgba(var(--primary-rgb), 0.02);
}
#weekDuplicateModal .form-check-input {
    position: absolute;
    top: 12px;
    left: 12px;
    margin-top: 0;
    margin-left: 0;
}
#weekDuplicateModal .form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}
#weekDuplicateModal .form-check-label {
    display: block;
    width: 100%;
    padding-left: 25px;
    cursor: pointer;
    margin-bottom: 0;
}
#weekDuplicateModal .form-check-label small {
    display: block;
    line-height: 1.3;
}
#weekDuplicateModal .card.border-primary {
    border-color: var(--primary-color) !important;
}
#weekDuplicateModal .card.border-success {
    border-color: #28a745 !important;
}
#weekDuplicateModal .card.border-warning {
    border-color: #ffc107 !important;
}
#weekDuplicateModal.modal .modal-dialog.modal-lg {
    max-width: 800px;
}
#weekDuplicateModal .alert {
    border-radius: 6px;
    margin-bottom: 0;
}
#weekDuplicateModal .card-header .btn {
    padding: 2px 6px;
    font-size: 0.75rem;
    border-radius: 4px;
}
#weekDuplicateModal .form-select {
    border-radius: 6px;
    border-width: 2px;
}
#weekDuplicateModal .input-group .btn {
    border-radius: 0 6px 6px 0;
    border-width: 2px;
    border-left-width: 0;
}