:root {
  --sun: #ffe45c;
  --cream: #fff8e1;
  --ink: #22113a;
  --pink: #ff6fae;
  --pink-deep: #e2418a;
  --teal: #2ec4b6;
  --radius: 22px;
  --shadow: 6px 6px 0 var(--ink);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Space Grotesk", system-ui, sans-serif;
  color: var(--ink);
  background: var(--cream);
  line-height: 1.55;
}

/* ---------- hero / intro ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  background:
    radial-gradient(circle at 50% 40%, #fff6a8 0, var(--sun) 55%, #ffd23f 100%);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto auto;
}

/* Links float over the canvas so the brain can fall in from behind them. */
.topbar {
  position: relative;
  z-index: 1;
  grid-row: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: calc(1rem + env(safe-area-inset-top, 0px)) clamp(1rem, 4vw, 2.5rem) 1rem;
  pointer-events: none;
}

.topbar a { pointer-events: auto; }

.topbar-home {
  display: block;
  line-height: 0;
  transition: transform 200ms cubic-bezier(0.3, 1.6, 0.5, 1);
}

.topbar-home:hover { transform: rotate(-10deg) scale(1.12); }

.topbar ul {
  display: flex;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.topbar li a {
  display: inline-block;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  background: var(--cream);
  border: 3px solid var(--ink);
  border-radius: 999px;
  padding: 0.35rem 1rem;
  box-shadow: 3px 3px 0 var(--ink);
  transition: transform 120ms, box-shadow 120ms;
}

.topbar li a:hover { transform: translate(-1px, -1px) rotate(-2deg); box-shadow: 4px 4px 0 var(--ink); }
.topbar li a:active { transform: translate(3px, 3px); box-shadow: 0 0 0 var(--ink); }

#brain {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  touch-action: manipulation;
}

.hero-text {
  position: relative;
  grid-row: 3;
  text-align: center;
  padding: 0 1rem 1rem;
  pointer-events: none;
}

.wordmark {
  margin: 0;
  font-family: "Bagel Fat One", "Arial Rounded MT Bold", system-ui, sans-serif;
  font-weight: 400;
  font-size: clamp(3rem, 13vw, 9.5rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--pink);
  -webkit-text-stroke: clamp(2px, 0.6vw, 6px) var(--ink);
  paint-order: stroke fill;
  text-shadow: 0.06em 0.06em 0 var(--ink);
}

.wordmark span {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.6em) scale(0.2, 1.8);
}

.wordmark.on span {
  animation: letter-boing 900ms cubic-bezier(0.2, 0.9, 0.3, 1.4) forwards;
  animation-delay: calc(var(--i) * 55ms);
}

.wordmark.on.idle span {
  opacity: 1;
  transform: none;
  animation: letter-wobble 2.6s ease-in-out infinite;
  animation-delay: calc(var(--i) * 120ms);
}

@keyframes letter-boing {
  0%   { opacity: 0; transform: translateY(0.6em) scale(0.2, 1.8); }
  35%  { opacity: 1; transform: translateY(-0.25em) scale(1.25, 0.7); }
  55%  { transform: translateY(0.05em) scale(0.9, 1.15); }
  75%  { transform: translateY(-0.04em) scale(1.06, 0.95); }
  100% { opacity: 1; transform: none; }
}

@keyframes letter-wobble {
  0%, 100% { transform: translateY(0) rotate(0); }
  50%      { transform: translateY(-0.05em) rotate(-2deg); }
}

.tagline {
  margin: 0.6rem 0 0;
  font-weight: 700;
  font-size: clamp(1rem, 2.6vw, 1.5rem);
  opacity: 0;
  transition: opacity 600ms ease 500ms;
}

.wordmark.on + .tagline { opacity: 1; }

.hero-controls {
  position: relative;
  grid-row: 4;
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 1rem calc(1.5rem + env(safe-area-inset-bottom, 0px));
}

button {
  font: inherit;
  font-weight: 700;
  color: var(--ink);
  background: var(--cream);
  border: 3px solid var(--ink);
  border-radius: 999px;
  padding: 0.45rem 1.1rem;
  box-shadow: 3px 3px 0 var(--ink);
  cursor: pointer;
  transition: transform 120ms, box-shadow 120ms;
}

button:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--ink); }
button:active { transform: translate(3px, 3px); box-shadow: 0 0 0 var(--ink); }
button[aria-pressed="true"] { background: var(--pink); }
button:focus-visible, a:focus-visible { outline: 3px dashed var(--teal); outline-offset: 3px; }

/* ---------- content ---------- */

.block {
  max-width: 68rem;
  margin: 0 auto;
  padding: 5rem 1.25rem 2rem;
}

h2 {
  font-family: "Bagel Fat One", system-ui, sans-serif;
  font-weight: 400;
  font-size: clamp(2.2rem, 6vw, 3.5rem);
  margin: 0 0 0.5rem;
  color: var(--pink-deep);
}

.lede { font-size: 1.2rem; max-width: 40rem; margin: 0 0 2rem; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1.5rem;
}

.card {
  background: #fff;
  border: 3px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  transition: transform 200ms cubic-bezier(0.3, 1.6, 0.5, 1);
}

.card:hover { transform: rotate(-1.5deg) scale(1.03); }
.card:nth-child(2):hover { transform: rotate(1.5deg) scale(1.03); }

.card h3 { margin: 0.75rem 0 0.25rem; font-size: 1.4rem; }
.card p { margin: 0; }

.card-ghost {
  background: transparent;
  border-style: dashed;
  box-shadow: none;
}

.status {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--teal);
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: 999px;
  padding: 0.1rem 0.6rem;
}

.about p { font-size: 1.2rem; max-width: 40rem; }

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  max-width: 68rem;
  margin: 4rem auto 0;
  padding: 2rem 1.25rem calc(2rem + env(safe-area-inset-bottom, 0px));
  border-top: 3px solid var(--ink);
  font-weight: 500;
}

.footer a { color: var(--ink); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .wordmark span, .wordmark.on span, .wordmark.on.idle span {
    animation: none;
    opacity: 1;
    transform: none;
  }
  .tagline { opacity: 1; transition: none; }
}