/* ============================================================
   ADDERBOLT — style system adapted from the GitBrew design spec
   (cartoon-outline components, chunky hard shadows, press-feel
   motion). Pure ink black & paper white, page and scene alike.
   ============================================================ */

:root {
  --ink: #0f0f0f;
  --paper: #ffffff;
  --paper-warm: #fafaf6;

  --font-display: "Sora", system-ui, sans-serif;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, monospace;

  /* spec: 4px ink border / press-feel bottom lip */
  --border-w: 4px;

  /* press-feel easing (haptic, displacement > opacity) */
  --ease-pop: cubic-bezier(0.34, 1.56, 0.64, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper-warm);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 18px;
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--ink); color: var(--paper); }

h1 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 0.98;
}

/* ---------- loader: ink splat ---------- */
#loader {
  position: fixed; inset: 0; z-index: 100;
  background: var(--ink);
  display: grid; place-items: center;
  clip-path: circle(150% at 50% 50%);
  transition: clip-path 0.7s cubic-bezier(0.7, 0, 0.3, 1);
}
#loader.done { clip-path: circle(0% at 50% 50%); pointer-events: none; }
.loader-word {
  font-family: var(--font-display); font-weight: 800;
  color: var(--paper); font-size: clamp(2rem, 6vw, 4rem);
  letter-spacing: 0.12em;
  animation: loaderPulse 0.9s var(--ease-pop) infinite alternate;
}
@keyframes loaderPulse { from { transform: scale(1); } to { transform: scale(1.06) rotate(-1.5deg); } }

/* ---------- ink trail ---------- */
#ink-trail {
  position: fixed; inset: 0; z-index: 90;
  pointer-events: none;
}

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px clamp(20px, 5vw, 64px);
  background: var(--ink);
  border-bottom: 3px solid var(--paper);
}
.logo {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-display); font-weight: 800; font-size: 1.1rem;
  color: var(--paper); text-decoration: none; letter-spacing: -0.02em;
}
.logo-mark {
  width: 32px; height: auto;
  fill: var(--paper);
  transition: transform 0.25s var(--ease-pop);
}
.logo:hover .logo-mark { transform: rotate(-10deg) scale(1.15); }
.logo-mark { filter: invert(1); } /* the dragonfly svg is dark ink — flip to paper on the ink bar */

/* ---------- product zone (top bar) ---------- */
.nav-prod {
  display: inline-flex; align-items: baseline; gap: 12px;
  font-family: var(--font-display); font-weight: 800; font-size: 1.5rem;
  color: var(--paper); letter-spacing: -0.02em; font-style: italic;
}
.nav-sub {
  font-family: var(--font-mono); font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.24em; text-transform: uppercase; font-style: normal;
  color: rgba(255, 255, 255, 0.55);
}

/* ---------- buttons (prc-btn: press-feel) ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-display); font-weight: 800; font-size: 1rem;
  text-decoration: none; text-align: center;
  padding: 16px 30px;
  border: var(--border-w) solid var(--ink);
  border-radius: 999px;
  cursor: pointer;
  /* spec: 0 4px 0 bottom lip, hover -2px, press +2px */
  box-shadow: 0 5px 0 var(--ink);
  transform: translateY(0);
  transition: transform 0.12s var(--ease-pop), box-shadow 0.12s var(--ease-pop),
              background 0.12s steps(2), color 0.12s steps(2);
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-ghost { background: var(--paper); color: var(--ink); }
.btn:hover { transform: translateY(-3px); box-shadow: 0 8px 0 var(--ink); }
.btn:active { transform: translateY(3px); box-shadow: 0 2px 0 var(--ink); }
.btn-small { padding: 10px 22px; font-size: 0.85rem; }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }

/* ---------- badge (rotated pill) ---------- */
.badge {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  background: var(--ink); color: var(--paper);
  border: 3px solid var(--ink);
  padding: 8px 18px; border-radius: 999px;
  transform: rotate(-5deg);
  box-shadow: 4px 4px 0 rgba(15, 15, 15, 0.25);
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: calc(100vh - 54px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: center;
  gap: 24px;
  padding: 40px clamp(20px, 5vw, 64px) 90px;
  background: var(--ink);
  color: var(--paper);
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-bottom: 120px; }
  .hero-stage { min-height: 380px; }
}

.kicker {
  font-family: var(--font-mono); font-size: 0.78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.32em;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 22px;
}
.kicker::before { content: "● "; }

.hero h1 {
  font-size: clamp(3.2rem, 8.5vw, 7.5rem);
  margin-bottom: 26px;
  font-style: italic; /* synthetic oblique = speed */
}
/* marker highlight: paper block, ink text, slight tilt */
.hl {
  display: inline-block;
  background: var(--paper); color: var(--ink);
  padding: 0 0.12em;
  transform: rotate(-2deg);
}

/* hero buttons — inverted (B&W) */
.hero .btn-primary {
  background: var(--paper); color: var(--ink);
  border-color: var(--paper);
  box-shadow: 0 5px 0 rgba(255, 255, 255, 0.85);
}
.hero .btn-primary:hover { box-shadow: 0 8px 0 rgba(255, 255, 255, 0.85); }
.hero .btn-primary:active { box-shadow: 0 2px 0 rgba(255, 255, 255, 0.85); }
.hero .btn-ghost {
  background: transparent; color: var(--paper);
  border-color: var(--paper);
  box-shadow: 0 5px 0 rgba(255, 255, 255, 0.85);
}
.hero .btn-ghost:hover { background: var(--paper); color: var(--ink); box-shadow: 0 8px 0 rgba(255, 255, 255, 0.85); }
.hero .btn-ghost:active { box-shadow: 0 2px 0 rgba(255, 255, 255, 0.85); }

.cta-row { display: flex; gap: 18px; flex-wrap: wrap; }

.hero-stage { position: relative; height: 100%; min-height: 480px; }
#scene { position: fixed; inset: 0; overflow: hidden; z-index: 1; touch-action: none; }
#scene canvas { display: block; }
#sea2d { position: absolute; inset: 0; z-index: 0; }
.hero-stage .badge {
  position: absolute; top: 8%; right: 6%;
  background: var(--paper); color: var(--ink);
  border-color: var(--paper);
  box-shadow: 4px 4px 0 rgba(255, 255, 255, 0.25);
}

/* ---------- reveal: displacement pop (no soft fades) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px) scale(0.97);
  transition: opacity 0.18s steps(3),
              transform 0.32s var(--ease-pop);
  transition-delay: var(--d, 0s);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}