diff --git a/wp-content/themes/bitwms-child/img/logo.svg b/wp-content/themes/bitwms-child/img/logo.svg
new file mode 100644
index 0000000..5016e78
--- /dev/null
+++ b/wp-content/themes/bitwms-child/img/logo.svg
@@ -0,0 +1,8 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 160 30" height="30" role="img" aria-label="первыйБит">
+  <title>первыйБит</title>
+  <!-- Pink accent square -->
+  <rect x="0" y="5" width="20" height="20" fill="#E50071"/>
+  <!-- Wordmark text -->
+  <text x="28" y="22" font-family="Arial, sans-serif" font-size="16" font-weight="700" fill="#000000" letter-spacing="-0.3">первый</text>
+  <text x="100" y="22" font-family="Arial, sans-serif" font-size="16" font-weight="700" fill="#E50071" letter-spacing="-0.3">Бит</text>
+</svg>
diff --git a/wp-content/themes/bitwms-child/style.css b/wp-content/themes/bitwms-child/style.css
index 3f16be8..f3a9fe5 100644
--- a/wp-content/themes/bitwms-child/style.css
+++ b/wp-content/themes/bitwms-child/style.css
@@ -480,3 +480,109 @@ body.sidebar-overlay::after {
         margin-left: 0;
     }
 }
+
+/* ==========================================================================
+   Top header bar
+   ========================================================================== */
+
+.top-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    height: var(--header-height);
+    padding: 0 32px;
+    background: var(--color-white);
+    border-bottom: 1px solid var(--color-gray-light);
+
+    /* Positioned to the right of the collapsed sidebar */
+    position: fixed;
+    top: 0;
+    left: var(--sidebar-width-collapsed);
+    right: 0;
+    z-index: 900;
+}
+
+.top-header__left {
+    display: flex;
+    align-items: center;
+    gap: 16px;
+}
+
+.top-header__logo {
+    display: flex;
+    align-items: center;
+    text-decoration: none;
+}
+
+.top-header__logo img {
+    height: 30px;
+    width: auto;
+}
+
+.top-header__tagline {
+    font-size: 0.875rem;
+    color: var(--color-gray-text);
+}
+
+.top-header__right {
+    display: flex;
+    align-items: center;
+    gap: 24px;
+}
+
+.top-header__phone {
+    font-weight: 700;
+    color: var(--color-black);
+    text-decoration: none;
+    font-size: 0.875rem;
+}
+
+.top-header__phone:hover,
+.top-header__phone:focus {
+    color: var(--color-primary);
+    text-decoration: none;
+}
+
+.top-header__search {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    background: none;
+    border: none;
+    cursor: pointer;
+    color: var(--color-black);
+    padding: 4px;
+    transition: color var(--transition-base);
+}
+
+.top-header__search:hover,
+.top-header__search:focus {
+    color: var(--color-primary);
+}
+
+.top-header__search:focus-visible {
+    outline: 2px solid var(--color-primary);
+    outline-offset: 2px;
+}
+
+/* Offset main content below the fixed top header */
+.site-content,
+.site-header,
+.site-footer {
+    margin-top: var(--header-height);
+}
+
+@media (max-width: 767px) {
+    .top-header {
+        left: 0;
+        padding: 0 16px 0 56px; /* leave room for hamburger button */
+    }
+
+    .top-header__tagline {
+        display: none;
+    }
+
+    .top-header__phone {
+        display: none;
+    }
+}
diff --git a/wp-content/themes/bitwms-child/templates/top-header.php b/wp-content/themes/bitwms-child/templates/top-header.php
new file mode 100644
index 0000000..7a23cc3
--- /dev/null
+++ b/wp-content/themes/bitwms-child/templates/top-header.php
@@ -0,0 +1,48 @@
+<?php
+/**
+ * БИТ.WMS Child Theme — Top header bar template
+ *
+ * Renders the thin 60px header to the right of the sidebar.
+ * Contains: logo + tagline on left, phone + CTA button + search on right.
+ *
+ * Hooked into generate_before_header at priority 20
+ * (after sidebar-nav which uses default priority 10).
+ *
+ * @package bitwms-child
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+    exit;
+}
+
+$theme_uri = get_stylesheet_directory_uri();
+?>
+
+<header class="top-header">
+    <div class="top-header__left">
+        <a href="<?php echo esc_url( home_url( '/' ) ); ?>" class="top-header__logo" aria-label="<?php esc_attr_e( 'На главную', 'bitwms-child' ); ?>">
+            <img
+                src="<?php echo esc_url( $theme_uri . '/img/logo.svg' ); ?>"
+                alt="<?php esc_attr_e( 'первыйБит', 'bitwms-child' ); ?>"
+                height="30"
+                width="auto"
+            />
+        </a>
+        <span class="top-header__tagline"><?php esc_html_e( 'Экспертный портал по складской логистике', 'bitwms-child' ); ?></span>
+    </div>
+
+    <div class="top-header__right">
+        <a href="tel:+73432000000" class="top-header__phone">+7 (343) 200-00-00</a>
+
+        <a href="#demo-form" class="btn btn-primary btn-sm">
+            <?php esc_html_e( 'Заказать демо', 'bitwms-child' ); ?>
+        </a>
+
+        <button class="top-header__search" aria-label="<?php esc_attr_e( 'Поиск', 'bitwms-child' ); ?>" type="button">
+            <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false">
+                <circle cx="11" cy="11" r="8"></circle>
+                <line x1="21" y1="21" x2="16.65" y2="16.65"></line>
+            </svg>
+        </button>
+    </div>
+</header>