/* ============================================
   Admin Panel Styles
   ============================================ */

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay p {
    color: white;
    margin-top: 20px;
    font-size: 18px;
}

/* Login Screen */
.login-screen {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
}

.login-container {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 400px;
    width: 100%;
}

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

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

.login-header p {
    color: #666;
    font-size: 16px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

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

.login-form input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.login-form input:focus {
    outline: none;
    border-color: #667eea;
}

.login-form small {
    display: block;
    margin-top: 5px;
    color: #666;
    font-size: 12px;
}

.btn-block {
    width: 100%;
    margin-top: 10px;
}

.error-message {
    background: #fee;
    color: #c33;
    padding: 12px;
    border-radius: 8px;
    margin-top: 15px;
    font-size: 14px;
}

/* Admin Dashboard */
.admin-body {
    margin: 0;
    padding: 0;
    background: #f5f7fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.admin-dashboard {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.admin-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.admin-header h1 {
    margin: 0;
    font-size: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.admin-user-email {
    font-size: 14px;
    opacity: 0.9;
}

/* Main Content */
.admin-main {
    flex: 1;
    padding: 30px 40px;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

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

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.stat-content h3 {
    margin: 0;
    font-size: 32px;
    color: #333;
}

.stat-content p {
    margin: 5px 0 0 0;
    color: #666;
    font-size: 14px;
}

/* Actions Bar */
.actions-bar {
    background: white;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    display: flex;
    gap: 15px;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.search-box i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
}

.search-box input {
    width: 100%;
    padding: 10px 15px 10px 40px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
}

.filter-select {
    padding: 10px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    background: white;
    cursor: pointer;
}

/* Products Table */
.products-table-container {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    overflow-x: auto;
}

.products-table {
    width: 100%;
    border-collapse: collapse;
}

.products-table thead {
    background: #f8f9fa;
}

.products-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: #333;
    border-bottom: 2px solid #e0e0e0;
}

.products-table td {
    padding: 15px;
    border-bottom: 1px solid #f0f0f0;
    vertical-align: middle;
}

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

.product-image-thumb {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 8px;
}

.badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

.action-buttons {
    display: flex;
    gap: 8px;
}

.btn-icon {
    padding: 8px 12px;
    font-size: 14px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
    padding: 20px;
}

.modal-content {
    background: white;
    border-radius: 12px;
    max-width: 600px;
    margin: 50px auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.modal-small {
    max-width: 400px;
}

.modal-header {
    padding: 20px 30px;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 24px;
    color: #333;
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    color: #999;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
}

.modal-body {
    padding: 30px;
}

.product-form {
    padding: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
}

.form-group textarea {
    resize: vertical;
}

.image-preview {
    margin-top: 15px;
    text-align: center;
}

.image-preview img {
    max-width: 100%;
    max-height: 200px;
    border-radius: 8px;
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #333;
    color: white;
    padding: 15px 25px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s;
    z-index: 2000;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast.success {
    background: #28a745;
}

.toast.error {
    background: #dc3545;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-muted {
    color: #666;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .admin-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .admin-main {
        padding: 20px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .actions-bar {
        flex-direction: column;
    }

    .search-box {
        width: 100%;
    }

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

    .products-table {
        font-size: 12px;
    }

    .products-table th,
    .products-table td {
        padding: 10px 5px;
    }
}