/* ============================================
   MOBILE (max-width: 1023px)
   ============================================ */
@media (max-width: 1023px) {
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }

    /* Login Container */
    .login-container {
        width: 100%;
        max-width: 400px;
    }

    .login-card {
        background: white;
        border-radius: 12px;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
        padding: 30px 20px;
    }

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

    .login-header h1 {
        font-size: 28px;
        color: #333;
        margin-bottom: 5px;
    }

    .login-header p {
        font-size: 14px;
        color: #666;
    }

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

    .form-group label {
        display: block;
        margin-bottom: 8px;
        font-weight: 500;
        color: #333;
        font-size: 14px;
    }

    .form-group input {
        width: 100%;
        padding: 12px;
        border: 1px solid #ddd;
        border-radius: 6px;
        font-size: 14px;
        transition: border-color 0.3s;
    }

    .form-group input:focus {
        outline: none;
        border-color: #667eea;
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    }

    /* Buttons */
    .btn {
        padding: 12px 20px;
        border: none;
        border-radius: 6px;
        font-size: 14px;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.3s;
    }

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

    .btn-primary:active {
        transform: scale(0.98);
    }

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

    /* Alerts */
    .alert {
        padding: 12px;
        margin-bottom: 20px;
        border-radius: 6px;
        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: 25px;
        padding-top: 20px;
        border-top: 1px solid #eee;
        text-align: center;
        font-size: 12px;
        color: #666;
    }

    .login-footer p {
        margin-bottom: 10px;
        font-weight: 500;
    }

    .login-footer small {
        display: block;
        margin: 4px 0;
    }

    /* Dashboard */
    .dashboard-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 20px;
        margin-bottom: 20px;
        border-radius: 8px;
    }

    .dashboard-header h1 {
        font-size: 24px;
        margin-bottom: 5px;
    }

    .dashboard-header p {
        font-size: 13px;
        opacity: 0.9;
    }

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

    .card h2 {
        font-size: 18px;
        margin-bottom: 15px;
        color: #333;
    }

    /* Stats Grid */
    .stats-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 15px;
        margin-bottom: 20px;
    }

    .stat-box {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 20px;
        border-radius: 8px;
        text-align: center;
    }

    .stat-box .number {
        font-size: 28px;
        font-weight: bold;
        margin-bottom: 5px;
    }

    .stat-box .label {
        font-size: 12px;
        opacity: 0.9;
    }

    /* Tables */
    .table {
        width: 100%;
        border-collapse: collapse;
        font-size: 13px;
    }

    .table thead th {
        background: #f5f5f5;
        padding: 12px;
        text-align: left;
        font-weight: 600;
        color: #333;
        border-bottom: 2px solid #ddd;
    }

    .table tbody td {
        padding: 12px;
        border-bottom: 1px solid #eee;
    }

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

    /* Navigation */
    .admin-nav {
        background: white;
        border-bottom: 1px solid #ddd;
        padding: 15px 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .admin-nav .logo {
        font-size: 18px;
        font-weight: bold;
        color: #667eea;
    }

    .admin-nav .user-menu {
        font-size: 13px;
        color: #666;
    }

    .admin-nav a {
        color: #667eea;
        text-decoration: none;
        margin-left: 10px;
    }

    /* Sidebar */
    .sidebar {
        display: none;
    }

    .main-content {
        padding: 20px;
    }

    /* Status Badge */
    .badge {
        display: inline-block;
        padding: 4px 8px;
        border-radius: 4px;
        font-size: 11px;
        font-weight: 500;
    }

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

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

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

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