/* Banner – hiển thị ảnh banner.jpg gốc (1024×201) */
.form-banner {
    width: 100%;
    overflow: hidden;
    background: #f8fcff;
    border-bottom: 1px solid #e3ebf2;
}

.form-banner__image {
    display: block;
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: contain;
    object-position: center top;
}

.banner-preview-wrap .form-banner {
    border: 1px solid #d8dee9;
    border-radius: 8px;
}

.banner-preview-wrap .form-banner__image {
    border-radius: 8px;
}