/* ============================================
   DESKTOP (min-width: 1024px)
   ============================================ */
@media (min-width: 1024px) {
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        background: #f5f5f5;
        min-height: 100vh;
    }

    /* Login Container */
    .login-container {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .login-card {
        background: white;
        border-radius: 16px;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        padding: 50px 40px;
        width: 100%;
        max-width: 450px;
    }

    .login-header {
        text-align: center;
        margin-bottom: 40px;
    }

    .login-header h1 {
        font-size: 32px;
        color: #333;
        margin-bottom: 10px;
    }

    .login-header p {
        font-size: 15px;
        color: #666;
    }

    /* Forms */
    .form-group {
        margin-bottom: 25px;
    }

    .form-group label {
        display: block;
        margin-bottom: 10px;
        font-weight: 500;
        color: #333;
        font-size: 14px;
    }

    .form-group input {
        width: 100%;
        padding: 14px;
        border: 1px solid #ddd;
        border-radius: 8px;
        font-size: 14px;
        transition: all 0.3s;
    }

    .form-group input:focus {
        outline: none;
        border-color: #667eea;
        box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    }

    /* Buttons */
    .btn {
        padding: 14px 24px;
        border: none;
        border-radius: 8px;
        font-size: 14px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s;
    }

    .btn-primary {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
    }

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
    }

    .btn-block {
        width: 100%;
        display: block;
    }

    /* Alerts */
    .alert {
        padding: 15px;
        margin-bottom: 25px;
        border-radius: 8px;
        font-size: 14px;
    }

    .alert-danger {
        background: #ffe0e0;
        color: #c92a2a;
        border-left: 4px solid #c92a2a;
    }

    .alert-success {
        background: #e0ffe0;
        color: #2f9e44;
        border-left: 4px solid #2f9e44;
    }

    /* Login Footer */
    .login-footer {
        margin-top: 35px;
        padding-top: 25px;
        border-top: 1px solid #eee;
        text-align: center;
        font-size: 13px;
        color: #666;
    }

    .login-footer p {
        margin-bottom: 12px;
        font-weight: 600;
    }

    .login-footer small {
        display: block;
        margin: 5px 0;
        font-family: 'Courier New', monospace;
    }

    /* Main Layout */
    .admin-container {
        display: grid;
        grid-template-columns: 250px 1fr;
        min-height: 100vh;
    }

    /* Sidebar */
    .sidebar {
        background: white;
        border-right: 1px solid #ddd;
        padding: 30px 0;
        position: sticky;
        top: 0;
        height: 100vh;
        overflow-y: auto;
    }

    .sidebar-logo {
        padding: 0 20px 30px;
        border-bottom: 1px solid #eee;
        font-size: 18px;
        font-weight: bold;
        color: #667eea;
    }

    .sidebar-menu {
        list-style: none;
        padding: 20px 0;
    }

    .sidebar-menu li {
        margin: 0;
    }

    .sidebar-menu a {
        display: block;
        padding: 12px 20px;
        color: #666;
        text-decoration: none;
        transition: all 0.3s;
        border-left: 3px solid transparent;
    }

    .sidebar-menu a:hover {
        background: #f5f5f5;
        color: #667eea;
    }

    .sidebar-menu a.active {
        background: #f5f5f5;
        color: #667eea;
        border-left-color: #667eea;
    }

    /* Main Content */
    .main-content {
        padding: 30px;
        overflow-y: auto;
    }

    /* Top Bar */
    .top-bar {
        background: white;
        padding: 20px 30px;
        border-bottom: 1px solid #ddd;
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 30px;
        border-radius: 8px;
    }

    .top-bar h1 {
        font-size: 24px;
        color: #333;
    }

    .top-bar .user-info {
        text-align: right;
    }

    .top-bar .user-info p {
        font-size: 14px;
        color: #666;
        margin: 5px 0;
    }

    .top-bar .user-info a {
        color: #667eea;
        text-decoration: none;
        font-size: 13px;
    }

    /* Dashboard */
    .dashboard-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 30px;
        margin-bottom: 30px;
        border-radius: 12px;
    }

    .dashboard-header h1 {
        font-size: 28px;
        margin-bottom: 10px;
    }

    .dashboard-header p {
        font-size: 14px;
        opacity: 0.9;
    }

    /* Cards */
    .card {
        background: white;
        border-radius: 12px;
        padding: 25px;
        margin-bottom: 25px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .card h2 {
        font-size: 20px;
        margin-bottom: 20px;
        color: #333;
    }

    /* Stats Grid */
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        margin-bottom: 30px;
    }

    .stat-box {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 25px;
        border-radius: 12px;
        text-align: center;
        box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
    }

    .stat-box .number {
        font-size: 32px;
        font-weight: bold;
        margin-bottom: 8px;
    }

    .stat-box .label {
        font-size: 13px;
        opacity: 0.9;
    }

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

    .table thead th {
        background: #f5f5f5;
        padding: 15px;
        text-align: left;
        font-weight: 600;
        color: #333;
        border-bottom: 2px solid #ddd;
        font-size: 13px;
    }

    .table tbody td {
        padding: 15px;
        border-bottom: 1px solid #eee;
        font-size: 14px;
    }

    .table tbody tr:hover {
        background: #f9f9f9;
    }

    /* Status Badge */
    .badge {
        display: inline-block;
        padding: 6px 12px;
        border-radius: 6px;
        font-size: 12px;
        font-weight: 600;
    }

    .badge-success {
        background: #d3f9d8;
        color: #2f9e44;
    }

    .badge-warning {
        background: #fff3bf;
        color: #e67700;
    }

    .badge-danger {
        background: #ffe0e0;
        color: #c92a2a;
    }

    .badge-info {
        background: #d0ebff;
        color: #0066cc;
    }

    /* Form Styles */
    .form-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
        margin-bottom: 20px;
    }

    .form-grid.full {
        grid-template-columns: 1fr;
    }

    /* Button Group */
    .btn-group {
        display: flex;
        gap: 10px;
        justify-content: flex-end;
    }

    .btn-secondary {
        background: #ddd;
        color: #333;
    }

    .btn-secondary:hover {
        background: #ccc;
    }

    .btn-danger {
        background: #c92a2a;
        color: white;
    }

    .btn-danger:hover {
        background: #a61e4d;
    }

    .btn-success {
        background: #2f9e44;
        color: white;
    }

    .btn-success:hover {
        background: #1f7a1f;
    }

    /* Pagination */
    .pagination {
        display: flex;
        gap: 5px;
        justify-content: center;
        margin-top: 20px;
    }

    .pagination a,
    .pagination span {
        padding: 8px 12px;
        border: 1px solid #ddd;
        border-radius: 6px;
        text-decoration: none;
        color: #666;
    }

    .pagination a:hover {
        background: #f5f5f5;
        color: #667eea;
    }

    .pagination .active {
        background: #667eea;
        color: white;
        border-color: #667eea;
    }
}