root = Card([header, bioSection, messageForm])
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, healthcare, and SaaS. She leads design systems initiatives and mentors junior designers. Previously at Stripe and IDEO. Passionate about accessibility and inclusive design.")
messageForm = Form("send-message", formButtons, [messageField])
messageField = FormControl("Your message", messageInput, "Max 500 characters")
messageInput = TextArea("message", "Hi Sarah, I'd love to connect about...", 4)
formButtons = Buttons([sendBtn])
sendBtn = Button("Send message", null, "primary")