v0.3.0 - Polish: accessibility, security, performance, RTL, French translation

Co-Authored-By: Claude <noreply@anthropic.com>

src/js/dark-mode.js

@@ -61,6 +61,7 @@
                 var newTheme = currentTheme === 'dark' ? 'light' : 'dark';
                 localStorage.setItem(STORAGE_KEY, newTheme);
                 setTheme(newTheme);
+                announceTheme(newTheme);
             });
         });
     });
@@ -71,4 +72,23 @@
             setTheme(e.matches ? 'dark' : 'light');
         }
     });
+
+    /**
+     * Announce theme change to screen readers via a live region.
+     *
+     * @param {string} theme - 'dark' or 'light'
+     */
+    function announceTheme(theme) {
+        var msg = theme === 'dark' ? 'Dark mode enabled' : 'Light mode enabled';
+        var el = document.getElementById('wp-bootstrap-theme-status');
+        if (!el) {
+            el = document.createElement('div');
+            el.id = 'wp-bootstrap-theme-status';
+            el.setAttribute('role', 'status');
+            el.setAttribute('aria-live', 'polite');
+            el.className = 'visually-hidden';
+            document.body.appendChild(el);
+        }
+        el.textContent = msg;
+    }
 })();

src/scss/_custom.scss

@@ -75,3 +75,46 @@
         background: var(--bs-body-bg);
     }
 }
+
+// Skip link (accessibility)
+.wp-bootstrap-skip-link {
+    position: absolute;
+    top: -100%;
+    left: 0;
+    z-index: $zindex-fixed + 10;
+    padding: 0.5rem 1rem;
+    background: var(--bs-primary);
+    color: #fff;
+    text-decoration: none;
+    font-weight: 600;
+
+    &:focus {
+        top: 0;
+    }
+}
+
+// Post featured image
+.post-thumbnail {
+    aspect-ratio: 16 / 9;
+    object-fit: cover;
+    width: 100%;
+}
+
+// Card thumbnail
+.card-thumbnail {
+    aspect-ratio: 3 / 2;
+    object-fit: cover;
+}
+
+// Sidebar heading
+.sidebar-heading {
+    letter-spacing: 1.6px;
+}
+
+// Hero overlay
+.hero-overlay {
+    background-position: center;
+    background-size: cover;
+    background-repeat: no-repeat;
+    opacity: 0.3;
+}

src/scss/rtl.scss

@@ -0,0 +1,11 @@
+/*!
+ * WP Bootstrap Theme - RTL Overrides
+ * Right-to-left language support
+ */
+
+// Blockquote accent border (LTR uses border-left, RTL needs border-right)
+.is-style-blockquote-accent {
+    border-left: none;
+    border-right: 4px solid var(--wp--preset--color--primary);
+    border-radius: 0.375rem 0 0 0.375rem;
+}