root = Card([header, bioSection, messageSection], "card", "column", "l")
header = CardHeader("Sarah Chen", "Senior Product Designer")
bioSection = Card([bioHeading, bioText], "sunk", "column", "m")
bioHeading = Heading("About", "h3")
bioText = TextContent("Sarah has 8+ years of experience designing user-centered products across fintech and SaaS. She leads the design system initiative and mentors junior designers. Previously at Stripe and Airbnb. Passionate about accessibility and design ops.")
messageSection = Card([messageHeading, messageForm], "clear", "column", "m")
messageHeading = Heading("Send a message", "h3")
messageForm = Form("message-form", formButtons, [messageField])
messageField = FormControl("Message", messageInput, "Your message will be sent to Sarah's inbox")
messageInput = TextArea("message", "Type your message here...", 4)
formButtons = Buttons([sendBtn])
sendBtn = Button("Send message", null, "primary")