<style> .registro-contenedor { max-width: 480px; margin: 0 auto; padding: 16px; font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #f7f7f7; border-radius: 12px; box-shadow: 0 2px 6px rgba(0,0,0,0.12); } .registro-contenedor h2 { text-align: center; margin-bottom: 12px; } .registro-descripcion { font-size: 0.9rem; color: #555; margin-bottom: 16px; text-align: center; } .registro-grupo { margin-bottom: 12px; } .registro-label { display: block; font-size: 0.9rem; margin-bottom: 4px; font-weight: 600; } .registro-input, .registro-textarea { width: 100%; padding: 10px 12px; ...