.sticky-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

/* Ensure body has proper padding */
body {
    padding-top: 0;
}

/* Adjust announcement banner to not stick */
.announcement-banner {
    position: relative;
}

/* Make sure modals appear above sticky header */
.modal {
    z-index: 1000;
}

/* Cart sidebar should be above header */
.cart-sidebar-sliding {
    z-index: 200;
}

.cart-sidebar-overlay {
    z-index: 150;
}