feat: binary glow effects, refined drawings and calls to action

Dark surfaces now carry light: frames glow along their edge and shed binary
digits (BitAura), dark sections open with a lit seam (BitSeam), the career
path is a line of light and "My work" became a dark stage. Buttons carry a
travelling light and a spot that follows the pointer (BitGlow).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

apps/web/src/components/home/ContactComposer.tsx

@@ -122,7 +122,7 @@ export const ContactComposer: React.FC = () => {
       <dl className="m-0 border-b border-slate-800 px-5 py-4 font-mono text-[12px] leading-relaxed md:px-7 md:text-[13px]">
         <div className="flex gap-4">
           <dt className="w-16 shrink-0 text-slate-500">to</dt>
-          <dd className="m-0 text-slate-200">
+          <dd className="m-0 select-all text-slate-200">
             {address ?? spellOutEmail(CONTACT_EMAIL_PARTS)}
           </dd>
         </div>
@@ -148,7 +148,7 @@ export const ContactComposer: React.FC = () => {
           href={
             address ? mailtoHref(CONTACT_EMAIL_PARTS, topic.draft) : "#contact"
           }
-          className="group inline-flex flex-1 items-center justify-between gap-4 rounded-full bg-white px-7 py-4 font-sans text-[12px] font-bold uppercase tracking-[0.18em] text-slate-900 no-underline transition-transform duration-300 hover:-translate-y-0.5"
+          className="bit-cta bit-cta-light group inline-flex flex-1 items-center justify-between gap-4 rounded-full bg-white px-7 py-4 font-sans text-[12px] font-bold uppercase tracking-[0.18em] text-slate-900 no-underline transition-transform duration-300 hover:-translate-y-0.5"
         >
           Open in my mail app
           <span