:root { --ink: #191919; --purple: #9447FA; --green: #4bb46c; --yellow: #ffcf4c; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-height: 100vh; margin: 0; color: var(--ink); background: #fff; font: 16px/1.55 "DM Sans", Arial, sans-serif; }
.sidebar { position: fixed; top: 64px; left: 36px; z-index: 5; width: 125px; }
.face { display: block; width: 125px; height: 125px; margin-left: 4px; }
.nav-icon { display: block; width: 125px; height: 125px; object-fit: contain; }
nav { display: flex; flex-direction: column; gap: 12px; margin-top: 30px; }
nav a { position: relative; display: inline-flex; width: fit-content; color: #888; text-decoration: none; transition: color .22s ease, transform .28s cubic-bezier(.2,.8,.2,1); }
nav a:hover, nav a:focus-visible { color: var(--purple); transform: translateX(3px); }
nav a.active { display: inline-flex; align-items: center; gap: 6px; color: var(--purple); font-weight: 700; }
nav a.active::after { content: "✳︎"; display: inline-block; color: var(--purple); font-family: "DM Sans", Arial, sans-serif; font-size: .9em; font-variant-emoji: text; animation: nav-active-star 7s linear infinite; }
@keyframes nav-active-star { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { nav a.active::after { animation: none; } }
main { min-height: 100vh; padding: 88px 0 120px; }
.play-hero { position: relative; width: 548px; max-width: 90%; margin: 0 auto; }
.eyebrow { color: #6a35ae; font: 12px "DM Mono", monospace; letter-spacing: .08em; }
h1 { max-width: 548px; margin: 24px 0 24px; font-size: clamp(40px, 4vw, 48px); line-height: 1.05; letter-spacing: -.036em; }
.word { position: relative; display: inline-block; white-space: nowrap; }
.word-design { color: var(--purple); }
.word-collaborate { color: var(--green); }
.word-build { color: #e09b00; }
.hero-sentence { display: inline; }
.word-mark { display: inline-block; margin-left: .08em; font-family: "DM Sans", Arial, sans-serif; font-size: .55em; font-variant-emoji: text; vertical-align: top; }
.play-hero > p { max-width: 530px; margin-bottom: 28px; color: #575757; font-size: 18px; }
.scroll-cue { display: inline-flex; gap: 10px; align-items: center; color: var(--ink); font-weight: 500; text-decoration: none; }
.scroll-cue span { color: var(--purple); font-family: "DM Sans", Arial, sans-serif; font-size: 22px; font-variant-emoji: text; }
.doodle { position: absolute; display: grid; place-items: center; border-radius: 50%; pointer-events: none; }
.experiment-intro { width: 548px; max-width: 90%; margin: 56px auto 0; padding: 0 0 10px; color: #6d6d6d; }
.experiment-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.experiment-card { min-height: 154px; padding: 18px; border: 1px solid #e5e5e5; border-radius: 10px; background: #fbfaff; }
.experiment-card h2 { margin: 0 0 10px; color: var(--ink); font-size: 16px; line-height: 1.2; letter-spacing: -.02em; }
.experiment-card p { margin: 0; font-size: 14px; line-height: 1.4; }
.side-projects { width: 548px; max-width: 90%; margin: 56px auto 0; }
.section-heading { max-width: 470px; }
.section-heading h2 { margin: 0 0 10px; font-size: 28px; line-height: 1.15; letter-spacing: -.03em; }
.section-heading > p:last-child { margin: 0; color: #5e5e5e; }
.side-project-list { display: grid; gap: 56px; }
.side-project-card { padding: 0; }
.side-project-copy { max-width: 440px; }
.side-project-copy h3 { margin: 0 0 8px; font-size: 20px; line-height: 1.2; letter-spacing: -.025em; }
.side-project-copy > p:last-child { margin: 0; color: #545454; }
.side-project-images { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 20px; }
.side-project-image { min-width: 0; padding: 0; overflow: hidden; border: 1px solid #e4e0ec; border-radius: 8px; background: #f8f6fc; cursor: zoom-in; aspect-ratio: 1.78; }
.side-project-image img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .35s cubic-bezier(.2,.8,.2,1); }
.side-project-image:hover img, .side-project-image:focus-visible img { transform: scale(1.04); }
.side-project-image:focus-visible { outline: 2px solid var(--purple); outline-offset: 3px; }
.image-lightbox[hidden] { display: none; }
.image-lightbox { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 28px; background: rgb(25 16 40 / .78); }
.image-lightbox img { display: block; max-width: min(100%, 1100px); max-height: min(82vh, 760px); border-radius: 9px; box-shadow: 0 18px 60px rgb(0 0 0 / .35); }
.lightbox-close { position: fixed; top: 20px; right: 24px; width: 42px; height: 42px; border: 0; border-radius: 50%; background: #fff; color: #191919; cursor: pointer; font-size: 30px; line-height: 1; }
@media (max-width: 1000px) {
  .sidebar { position: sticky; top: 0; left: auto; display: flex; align-items: center; width: 100%; padding: 12px 5%; background: #fff; z-index: 20; }
  .face, .nav-icon { width: 88px; height: 88px; margin-left: 0; }
  nav { flex-direction: row; gap: 17px; margin: 0 0 0 auto; }
  nav a:hover, nav a:focus-visible { transform: translateY(-2px); }
  main { min-height: calc(100vh - 112px); padding: 56px 0 80px; }
}
@media (max-width: 640px) {
  .sidebar { padding: 10px 5%; }
  .face, .nav-icon { width: 64px; height: 64px; }
  nav { gap: 12px; }
  nav a { font-size: 14px; }
  main { min-height: auto; padding: 56px 0 70px; }
  h1 { font-size: clamp(48px, 15vw, 72px); line-height: 1; }
  .play-hero > p { font-size: 16px; }
  .experiment-intro { padding-top: 46px; }
  .experiment-grid { grid-template-columns: 1fr; }
  .side-projects { margin-top: 62px; }
  .side-project-images { grid-template-columns: 1fr; }
}