diff --git a/mandelstudio/static/mandelstudio/header_mobile.css b/mandelstudio/static/mandelstudio/header_mobile.css
deleted file mode 100644
index 0a63ad6..0000000
--- a/mandelstudio/static/mandelstudio/header_mobile.css
+++ /dev/null
@@ -1,115 +0,0 @@
-/* Mobile header / navigation fixes for MandelBlog Studio.
-   Scoped to Carbasa mega header to avoid desktop regressions. */
-
-@media (max-width: 991.98px) {
-  header.mega_header .header-inner .container {
-    flex-wrap: nowrap;
-    align-items: center;
-    padding-top: 0.5rem;
-    padding-bottom: 0.5rem;
-  }
-
-  header.mega_header .header-inner .navbar-brand {
-    margin: 0;
-    padding: 0;
-    position: relative;
-    z-index: 30;
-  }
-
-  header.mega_header .header-inner .navbar-brand .logo.big_brand img,
-  header.mega_header .header-inner .navbar-brand .logo img {
-    max-height: 36px;
-    width: auto;
-    height: auto;
-  }
-
-  header.mega_header .header-inner .header-right {
-    padding-left: 0;
-    margin-left: auto;
-    gap: 0.5rem;
-    position: relative;
-    z-index: 30;
-  }
-
-  header.mega_header .header-inner .header-right .user-button {
-    margin-right: 0;
-  }
-
-  /* Move the mobile menu toggle into the header (not floating at the bottom). */
-  header.mega_header .header-inner .navbar-toggler {
-    position: static;
-    inset: auto;
-    width: 42px;
-    height: 42px;
-    margin: 0 0 0 0.5rem;
-    box-shadow: none;
-    background: #fff;
-    border: 1px solid rgba(15, 23, 42, 0.12);
-    z-index: 35;
-  }
-
-  /* Fullscreen mobile menu that sits above header icons. */
-  header.mega_header .header-inner #navbarSupportedContent.show {
-    position: fixed;
-    top: 0;
-    left: 0;
-    right: 0;
-    bottom: 0;
-    height: 100vh;
-    width: 100%;
-    overflow: auto;
-    background: #fff;
-    padding: 5.25rem 1.25rem 6rem;
-    z-index: 40;
-  }
-
-  /* Prevent header action icons overlapping the open menu. */
-  header.mega_header .header-inner #navbarSupportedContent.show ~ .header-right {
-    opacity: 0;
-    visibility: hidden;
-    pointer-events: none;
-  }
-
-  /* Make mobile menu items consistent and aligned. */
-  header.mega_header .header-inner #navbarSupportedContent .brand-wrapper {
-    display: none;
-  }
-
-  header.mega_header .header-inner #navbarSupportedContent .navbar-nav {
-    width: 100%;
-    align-items: stretch;
-    gap: 0.25rem;
-  }
-
-  header.mega_header .header-inner #navbarSupportedContent .navbar-nav > li {
-    width: 100%;
-  }
-
-  header.mega_header .header-inner #navbarSupportedContent .navbar-nav > li > a.nav-link,
-  header.mega_header .header-inner #navbarSupportedContent .navbar-nav > li > a.toggler.nav-link {
-    display: flex;
-    width: 100%;
-    align-items: center;
-    justify-content: space-between;
-    padding: 0.85rem 0.25rem;
-    font-size: 1.1rem;
-  }
-
-  header.mega_header .header-inner #navbarSupportedContent .dropdown-menu {
-    position: static;
-    float: none;
-    width: 100%;
-    border: 0;
-    padding: 0.25rem 0 0.75rem;
-    margin: 0;
-    background: transparent;
-  }
-
-  header.mega_header .header-inner #navbarSupportedContent .dropdown-menu .nav-link {
-    justify-content: flex-start;
-    padding: 0.6rem 0.25rem;
-    font-size: 1rem;
-    opacity: 0.9;
-  }
-}
-
diff --git a/mandelstudio/templates/layout.html b/mandelstudio/templates/layout.html
index 33b7d13..66f5789 100644
--- a/mandelstudio/templates/layout.html
+++ b/mandelstudio/templates/layout.html
@@ -15,8 +15,6 @@
 {{ block.super }}
 {# Ensure Carbasa webshop styling is present so responsive header/footer render correctly. #}
 <link rel="stylesheet" type="text/x-scss" href="{% static 'carbasa/webshop_base.scss' %}">
-{# Project-scoped mobile header fixes (plain CSS; no Bootstrap overrides). #}
-<link rel="stylesheet" href="{% static 'mandelstudio/header_mobile.css' %}">
 {% endblock %}
 
 {% block extrahead %}