/* Login Container */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 400px;
}

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

.login-header i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.login-header h2 {
    color: var(--secondary-color);
    font-size: 24px;
}

.error-message {
    color: var(--danger-color);
    text-align: center;
    margin-top: 10px;
    font-size: 14px;
}

.back-link {
    display: block;
    text-align: center;
    margin-top: 20px;
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s;
}

.back-link:hover {
    color: var(--primary-color);
}

/* Admin Tabs */
.admin-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    padding: 15px 30px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-size: 16px;
    color: var(--text-light);
    transition: all 0.3s;
}

.tab-btn:hover {
    color: var(--primary-color);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-btn i {
    margin-right: 8px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Section Header */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.section-header h2 {
    font-size: 28px;
    color: var(--secondary-color);
}

/* Products Grid (Admin) */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.product-admin-card {
    background: var(--card-background);
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.product-admin-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.product-admin-image {
    width: 100%;
    height: 200px;
    object-fit: contain;
    margin-bottom: 15px;
    background-color: #f9f9f9;
    border-radius: 5px;
}

.product-admin-info {
    margin-bottom: 15px;
}

.product-admin-name {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 8px;
    color: var(--text-color);
}

.product-admin-detail {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 5px;
}

.product-admin-detail strong {
    color: var(--text-color);
}

.product-admin-price {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.product-admin-actions {
    display: flex;
    gap: 10px;
}

.btn-edit,
.btn-delete {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}

.btn-edit {
    background-color: #2196F3;
    color: white;
}

.btn-edit:hover {
    background-color: #1976D2;
}

.btn-delete {
    background-color: var(--danger-color);
    color: white;
}

.btn-delete:hover {
    background-color: #d32f2f;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.category-admin-card {
    background: var(--card-background);
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.category-admin-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.category-admin-info {
    margin-bottom: 15px;
}

.category-admin-name {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 8px;
    color: var(--text-color);
}

.category-admin-order {
    font-size: 14px;
    color: var(--text-light);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    overflow-y: auto;
    padding: 20px;
}

.modal.active {
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: white;
    border-radius: 10px;
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.modal-small {
    max-width: 500px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 2px solid var(--border-color);
}

.modal-header h3 {
    font-size: 24px;
    color: var(--secondary-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-light);
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--danger-color);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 20px;
    border-top: 2px solid var(--border-color);
}

/* Form Styles */
form {
    padding: 20px;
}

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

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color);
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

/* Image Preview */
.image-preview {
    margin-top: 15px;
    text-align: center;
}

.image-preview img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 5px;
    border: 2px solid var(--border-color);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #e55a00;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: var(--text-light);
    color: white;
}

.btn-secondary:hover {
    background-color: #555;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.empty-state i {
    font-size: 64px;
    color: var(--border-color);
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .products-grid,
    .categories-grid {
        grid-template-columns: 1fr;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}