diff --git a/l4d2web/l4d2web/static/css/components.css b/l4d2web/l4d2web/static/css/components.css
index 7484ba0..68d238d 100644
--- a/l4d2web/l4d2web/static/css/components.css
+++ b/l4d2web/l4d2web/static/css/components.css
@@ -1189,3 +1189,147 @@ div.modal.modal-wide {
 #console-modal .modal-body .console-input-form {
   flex: 0 0 auto;
 }
+
+/* --- Form primitives (new vocabulary, 2026-05) -------------------------- */
+
+.field {
+  display: grid;
+  gap: var(--space-xs);
+}
+
+.field-label {
+  font-size: 0.8125rem;
+  font-weight: 600;
+  color: var(--color-text);
+}
+
+/* .field-hint already defined earlier in this file. */
+
+.radio-list {
+  display: grid;
+  gap: var(--space-xs);
+}
+
+.radio-row {
+  display: flex;
+  align-items: flex-start;
+  gap: var(--space-s);
+  padding: var(--space-xs) 0;
+  cursor: pointer;
+}
+
+.radio-row > input[type="radio"] {
+  appearance: none;
+  width: 1rem;
+  height: 1rem;
+  border-radius: 50%;
+  border: 1.5px solid var(--color-border);
+  background: var(--color-bg);
+  flex: 0 0 auto;
+  margin: 0.2rem 0 0 0;
+  display: grid;
+  place-items: center;
+  cursor: pointer;
+}
+
+.radio-row > input[type="radio"]:checked {
+  border-color: var(--color-primary);
+}
+
+.radio-row > input[type="radio"]:checked::after {
+  content: "";
+  width: 0.5rem;
+  height: 0.5rem;
+  border-radius: 50%;
+  background: var(--color-primary);
+}
+
+.radio-row > input[type="radio"]:focus-visible {
+  outline: 2px solid var(--color-focus);
+  outline-offset: 2px;
+}
+
+.radio-row-text {
+  display: grid;
+  gap: 0.0625rem;
+}
+
+.radio-row-text strong {
+  font-weight: 600;
+  font-size: 0.9375rem;
+  color: var(--color-text);
+}
+
+.radio-row-text span {
+  color: var(--color-muted);
+  font-size: 0.8125rem;
+}
+
+.switch-row {
+  display: flex;
+  align-items: flex-start;
+  gap: var(--space-s);
+  padding: var(--space-xs) 0;
+  cursor: pointer;
+}
+
+.switch-row > input[type="checkbox"] {
+  appearance: none;
+  position: relative;
+  width: 1.875rem;
+  height: 1rem;
+  background: var(--color-border);
+  border-radius: 999px;
+  flex: 0 0 auto;
+  margin: 0.225rem 0 0 0;
+  cursor: pointer;
+  transition: background 0.15s;
+}
+
+.switch-row > input[type="checkbox"]::after {
+  content: "";
+  position: absolute;
+  top: 2px;
+  left: 2px;
+  width: 0.75rem;
+  height: 0.75rem;
+  background: #fff;
+  border-radius: 50%;
+  transition: transform 0.15s;
+}
+
+.switch-row > input[type="checkbox"]:checked {
+  background: var(--color-button-primary);
+}
+
+.switch-row > input[type="checkbox"]:checked::after {
+  transform: translateX(0.875rem);
+}
+
+.switch-row > input[type="checkbox"]:focus-visible {
+  outline: 2px solid var(--color-focus);
+  outline-offset: 2px;
+}
+
+.switch-row-text {
+  display: grid;
+  gap: 0.0625rem;
+}
+
+.switch-row-text strong {
+  font-weight: 600;
+  font-size: 0.9375rem;
+  color: var(--color-text);
+}
+
+.switch-row-text span {
+  color: var(--color-muted);
+  font-size: 0.8125rem;
+}
+
+.table-actions {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-top: var(--space-m);
+}