* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f5f5f5;
  color: #333;
}

/* Admin Wrapper */
.admin-wrapper {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 250px;
  background-color: #2c3e50;
  color: #ecf0f1;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-header {
  padding: 20px;
  background-color: #34495e;
  border-bottom: 1px solid #2c3e50;
}

.sidebar-header h2 {
  font-size: 20px;
  font-weight: 600;
}

.sidebar-nav {
  padding: 20px 0;
}

.nav-link {
  display: block;
  padding: 12px 20px;
  color: #ecf0f1;
  text-decoration: none;
  transition: all 0.3s;
}

.nav-link:hover,
.nav-link.active {
  background-color: #34495e;
  border-left: 3px solid #3498db;
}

.nav-link i {
  margin-right: 10px;
  width: 20px;
}

/* Main Content */
.main-content {
  margin-left: 250px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Top Header */
.top-header {
  background-color: #fff;
  padding: 15px 30px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-left h1 {
  font-size: 24px;
  font-weight: 600;
  color: #2c3e50;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 15px;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 15px;
}

.user-name {
  font-weight: 500;
}

/* Content Wrapper */
.content-wrapper {
  padding: 30px;
  flex: 1;
}

/* Cards */
.card {
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 20px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid #eee;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s;
}

.btn-primary {
  background-color: #3498db;
  color: #fff;
}

.btn-primary:hover {
  background-color: #2980b9;
}

.btn-success {
  background-color: #27ae60;
  color: #fff;
}

.btn-success:hover {
  background-color: #229954;
}

.btn-danger {
  background-color: #e74c3c;
  color: #fff;
}

.btn-danger:hover {
  background-color: #c0392b;
}

.btn-warning {
  background-color: #f39c12;
  color: #fff;
}

.btn-warning:hover {
  background-color: #d68910;
}

.btn-info {
  background-color: #17a2b8;
  color: #fff;
}

.btn-info:hover {
  background-color: #138496;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 5px;
  font-weight: 500;
  color: #2c3e50;
}

.form-control {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
}

.form-control:focus {
  outline: none;
  border-color: #3498db;
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 20px;
  padding-right: 40px;
}

/* Tables */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid #eee;
}

.table th {
  background-color: #f8f9fa;
  font-weight: 600;
  color: #2c3e50;
}

.table tr:hover {
  background-color: #f8f9fa;
}

.table-img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 4px;
}

/* Alerts */
.alert {
  padding: 15px;
  border-radius: 4px;
  margin-bottom: 20px;
}

.alert-success {
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
}

.alert-danger {
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
}

.alert-warning {
  background-color: #fff3cd;
  border: 1px solid #ffeaa7;
  color: #856404;
}

/* Login Page */
.login-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-card {
  background-color: #fff;
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  width: 400px;
  max-width: 90%;
}

.login-header {
  text-align: center;
  margin-bottom: 30px;
}

.login-header h1 {
  font-size: 28px;
  color: #2c3e50;
  margin-bottom: 10px;
}

.login-header p {
  color: #7f8c8d;
}

/* Image Upload Preview */
.image-preview {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.preview-item {
  position: relative;
  width: 100px;
  height: 100px;
}

.preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
  border: 2px solid #ddd;
}

.preview-remove {
  position: absolute;
  top: -8px;
  right: -8px;
  background-color: #e74c3c;
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  cursor: pointer;
  font-size: 14px;
}

/* Gallery Images */
.gallery-images {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.gallery-item {
  position: relative;
}

.gallery-item img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 4px;
  border: 2px solid #ddd;
}

/* Color Items */
.color-items {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.color-item {
  padding: 15px;
  border: 1px solid #ddd;
  border-radius: 4px;
  background-color: #f8f9fa;
}

.color-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.stat-card h3 {
  font-size: 14px;
  font-weight: 400;
  margin-bottom: 10px;
  opacity: 0.9;
}

.stat-card .stat-number {
  font-size: 32px;
  font-weight: 700;
}

/* Footer */
.admin-footer {
  padding: 20px 30px;
  text-align: center;
  background-color: #fff;
  border-top: 1px solid #eee;
  color: #7f8c8d;
}

/* DataTables Custom Styling */
.dataTables_wrapper {
  padding: 20px 0;
}

.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter {
  margin-bottom: 20px;
}

.dataTables_wrapper .dataTables_length label,
.dataTables_wrapper .dataTables_filter label {
  font-weight: 500;
  color: #2c3e50;
  display: flex;
  align-items: center;
  gap: 10px;
}

.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  margin: 0 5px;
}

.dataTables_wrapper .dataTables_filter input {
  width: 250px;
}

.dataTables_wrapper .dataTables_length select:focus,
.dataTables_wrapper .dataTables_filter input:focus {
  outline: none;
  border-color: #3498db;
}

.dataTables_wrapper .dataTables_info {
  padding-top: 15px;
  font-size: 14px;
  color: #7f8c8d;
}

.dataTables_wrapper .dataTables_paginate {
  padding-top: 15px;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
  padding: 8px 12px;
  margin: 0 2px;
  border: 1px solid #ddd;
  border-radius: 4px;
  background-color: #fff;
  color: #2c3e50;
  cursor: pointer;
  transition: all 0.3s;
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
  background-color: #3498db;
  color: #fff;
  border-color: #3498db;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
  background-color: #3498db;
  color: #fff;
  border-color: #3498db;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled:hover {
  background-color: #fff;
  color: #2c3e50;
  border-color: #ddd;
}

/* DataTables header sorting */
table.dataTable thead th {
  cursor: pointer;
  position: relative;
}

table.dataTable thead .sorting:after,
table.dataTable thead .sorting_asc:after,
table.dataTable thead .sorting_desc:after {
  position: absolute;
  right: 10px;
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 12px;
  opacity: 0.5;
}

table.dataTable thead .sorting:after {
  content: "\f0dc";
}

table.dataTable thead .sorting_asc:after {
  content: "\f0de";
  opacity: 1;
}

table.dataTable thead .sorting_desc:after {
  content: "\f0dd";
  opacity: 1;
}

/* DataTables row highlighting */
table.dataTable tbody tr:hover {
  background-color: #f8f9fa !important;
}

/* DataTables wrapper layout */
.dataTables_wrapper .dataTables_length {
  float: left;
}

.dataTables_wrapper .dataTables_filter {
  float: right;
}

.dataTables_wrapper .dataTables_info {
  float: left;
}

.dataTables_wrapper .dataTables_paginate {
  float: right;
}

/* Clear floats */
.dataTables_wrapper:after {
  content: "";
  display: table;
  clear: both;
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
  }

  .main-content {
    margin-left: 0;
  }

  .admin-wrapper {
    flex-direction: column;
  }

  .dataTables_wrapper .dataTables_length,
  .dataTables_wrapper .dataTables_filter,
  .dataTables_wrapper .dataTables_info,
  .dataTables_wrapper .dataTables_paginate {
    float: none;
    text-align: center;
    margin-bottom: 10px;
  }

  .dataTables_wrapper .dataTables_filter input {
    width: 100%;
  }
}