/* Image Preview Styles */
button {
    cursor: pointer !important;
}

#imagePreview {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.image-item {
    position: relative;
    width: 120px;
    height: 120px;
    border: 2px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    background: #f8f9fa;
}

.image-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-item:hover .image-overlay {
    opacity: 1;
}

.remove-image {
    background: #dc3545;
    border: none;
    color: white;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.remove-image:hover {
    background: #c82333;
}

/* Form improvements */
.form-group {
    margin-bottom: 1rem;
}

.form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Modal improvements */
.modal-content {
    border-radius: 10px;
}

.modal-header {
    border-bottom: 1px solid #e9ecef;
    background: #f8f9fa;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    background: #f8f9fa;
}

/* Button improvements */
.btn {
    border-radius: 6px;
    font-weight: 500;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.btn-danger {
    background-color: #dc3545;
    border-color: #dc3545;
}

.btn-danger:hover {
    background-color: #c82333;
    border-color: #c82333;
}

/* Alert improvements */
.alert {
    border-radius: 6px;
    border: none;
}

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

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

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

/* Adđe by Huy Nguyen on 2025-10-20 to custom ckeditor */
.ck-rounded-corners .ck.ck-editor__main > .ck-editor__editable,
.ck.ck-editor__main > .ck-editor__editable.ck-rounded-corners {
    height: 200px;
}

/* Added by Huy Nguyen on 2025-12-07 to custom scrollbar */

/* Ẩn scrollbar mặc định */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
    opacity: 0;
    transition: opacity 0.3s;
}

/* Chỉ hiện khi hover container */
.custom-scrollbar:hover::-webkit-scrollbar {
    opacity: 1;
}

/* Track (nền) */
.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}

/* Tay cuộn */
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 9999px;
    transition: background 0.2s;
}

/* Đậm hơn khi hover vào thanh cuộn */
.custom-scrollbar:hover::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.35);
}