more multi-tenancy

frontend/src/styles.css

@@ -2050,6 +2050,68 @@ form.inline {
 .login-card .status-banner {
   margin-bottom: 0;
 }
+
+.login-card__selection {
+  display: flex;
+  flex-direction: column;
+  gap: 0.9rem;
+}
+
+.login-card__tenant-list {
+  display: flex;
+  flex-direction: column;
+  gap: 0.6rem;
+}
+
+.login-card__tenant-button {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  width: 100%;
+  padding: 0.65rem 0.75rem;
+  border-radius: 0.6rem;
+  border: 1px solid var(--border);
+  background: var(--surface);
+  color: inherit;
+  font-weight: 600;
+  font-size: 0.95rem;
+  cursor: pointer;
+  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
+}
+
+.login-card__tenant-button:hover:not([disabled]) {
+  background: var(--surface-hover, rgba(255, 255, 255, 0.1));
+  border-color: var(--border-strong, var(--border));
+}
+
+.login-card__tenant-button:disabled {
+  opacity: 0.6;
+  cursor: wait;
+}
+
+.login-card__tenant-button.is-loading {
+  opacity: 0.6;
+}
+
+.login-card__back-button {
+  align-self: flex-start;
+  background: none;
+  border: none;
+  padding: 0;
+  color: var(--accent);
+  font-size: 0.85rem;
+  cursor: pointer;
+  text-decoration: underline;
+}
+
+.login-card__back-button:hover {
+  text-decoration: none;
+}
+
+.login-card__back-button:disabled {
+  opacity: 0.6;
+  cursor: default;
+}
 .column-toolbar .filter-bar {
   margin-bottom: 0;
 }