Wire SMS registration, forgot password, and one-time login.

Connect business and customer login pages to login-otp and reset-password, and document the auth flows in project context.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/business/src/components/Header.tsx

@@ -87,7 +87,6 @@ export function Header() {
           <button className={styles.menuBtn} aria-label={t('header.toggleMenu')}>
             <Menu size={22} />
           </button>
-          <h1 className={styles.title}>{t('header.title')}</h1>
         </div>
 
         <div className={styles.right}>

apps/business/src/components/PageContent.module.css

@@ -18,11 +18,23 @@
   margin-bottom: 8px;
 }
 
+.welcomeTitle {
+  font-size: 22px;
+  font-weight: 600;
+  color: var(--text-primary);
+  margin-bottom: 6px;
+}
+
 .pageSubtitle {
   font-size: 15px;
   color: var(--text-secondary);
 }
 
+.welcomeSubtitle {
+  font-size: 13px;
+  color: var(--text-secondary);
+}
+
 .dateBadge {
   display: flex;
   align-items: center;
@@ -116,6 +128,10 @@
     font-size: 22px;
   }
 
+  .welcomeTitle {
+    font-size: 20px;
+  }
+
   .dateBadge {
     align-self: flex-start;
   }