/* Homepage layout + 3D hero + entrance beats.
   Extracted from index.html so lint-tokens.mjs can see it. */

.hero {
  position: relative;
  padding: calc(var(--space-10) + var(--space-4)) 0 var(--space-10);
  overflow: clip;
}

.hero .grid-bg {
  position: absolute;
  inset: 0;
  opacity: 0.8;
  mask-image: radial-gradient(ellipse 80% 60% at 60% 30%, #000 35%, transparent 78%); /* token-lint-ok: mask alpha */
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  top: -120px;
  left: -60px;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, rgb(var(--cyan) / 0.08), transparent 70%);
  pointer-events: none;
}

#fx {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-stage {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(var(--space-6), 4vw, var(--space-10));
  align-items: center;
  width: 100%;
}

.hero-head {
  position: relative;
  max-width: 36ch;
}

.hero-head h1 {
  font-size: clamp(2.1rem, 5.4vw, var(--fs-2xl));
  font-weight: 800;
  margin: var(--space-3) 0;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.hero-head h1 .hl {
  color: rgb(var(--amber));
  box-shadow: inset 0 -0.14em rgb(var(--amber) / 0.18);
}

.hero-head .sub {
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  color: rgb(var(--ink-dim));
  margin-top: var(--space-4);
  max-width: 58ch;
  line-height: 1.55;
}

.hero-actions {
  margin-top: var(--space-5);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ---- 3D put-together (floats on page — no screen panel fill) ----------- */
.hero-3d {
  position: relative;
  min-height: min(56vh, 460px);
  height: clamp(300px, 56vh, 560px);
  border: none;
  border-radius: 0;
  background: transparent;
  overflow: visible;
}

.hero-3d canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  cursor: grab;
  background: transparent;
}

.hero-3d canvas:active {
  cursor: grabbing;
}

.hero-3d[data-hero3d-reason] canvas[hidden],
.hero-3d.is-poster canvas {
  display: none;
}

.hero-3d-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--space-4);
  background: transparent;
}

.hero-3d:not(.is-poster) .hero-3d-poster[hidden] {
  display: none;
}

.hero-3d-modes {
  position: absolute;
  left: 0;
  right: 0;
  bottom: var(--space-2);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  pointer-events: auto;
  z-index: 2;
}

.hero-3d-modes button {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgb(var(--hairline));
  background: rgb(var(--paper-hi) / 0.82);
  color: rgb(var(--ink-dim));
  cursor: pointer;
}

.hero-3d-modes button[aria-pressed="true"] {
  color: rgb(var(--ink));
  border-color: rgb(var(--cyan) / 0.55);
  background: var(--cyan-soft);
}

.hero-3d-hint {
  position: absolute;
  top: var(--space-2);
  right: var(--space-3);
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: rgb(var(--ink-dim));
  opacity: 0.7;
  pointer-events: none;
  z-index: 2;
}

.hero-3d-info {
  position: absolute;
  left: var(--space-3);
  top: var(--space-8);
  z-index: 3;
  max-width: min(22ch, 70%);
  padding: var(--space-3) var(--space-4);
  border: 1px solid rgb(var(--hairline));
  border-radius: var(--radius-sm);
  background: rgb(var(--paper-hi) / 0.92);
  box-shadow: none;
}

.hero-3d-info[hidden] {
  display: none;
}

.hero-3d-info-close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  border: none;
  background: transparent;
  color: rgb(var(--ink-dim));
  font-size: var(--fs-md);
  line-height: 1;
  cursor: pointer;
  padding: 2px 6px;
}

.hero-3d-info-kicker {
  margin: 0 0 var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgb(var(--ink-dim));
}

.hero-3d-info-title {
  margin: 0 0 var(--space-2);
  padding-right: var(--space-5);
  font-family: var(--font-display, var(--font-ui));
  font-size: var(--fs-md);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: rgb(var(--ink));
}

.hero-3d-info-body {
  margin: 0 0 var(--space-3);
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  line-height: 1.45;
  color: rgb(var(--ink-dim));
}

.hero-3d-info-spec {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: rgb(var(--ink));
}

.hero-3d-info-link {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgb(var(--cyan));
  text-decoration: none;
  border-bottom: 1px solid rgb(var(--cyan) / 0.35);
}

.hero-3d-info-link:hover,
.hero-3d-info-link:focus-visible {
  border-bottom-color: rgb(var(--cyan));
}

.hero-3d:focus-visible {
  outline: 2px solid rgb(var(--cyan) / 0.65);
  outline-offset: 3px;
}

.hero-3d-hover {
  position: absolute;
  z-index: 3;
  pointer-events: none;
  transform: translate(12px, -50%);
  padding: 3px 8px;
  border: 1px solid rgb(var(--hairline));
  border-radius: var(--radius-sm);
  background: rgb(var(--paper-hi) / 0.9);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: rgb(var(--ink));
  white-space: nowrap;
}

.hero-3d-hover[hidden] {
  display: none;
}

.hero-3d canvas.is-pick {
  cursor: pointer;
}

.hero-3d.is-poster .hero-3d-modes,
.hero-3d.is-poster .hero-3d-hint,
.hero-3d.is-poster .hero-3d-info,
.hero-3d.is-poster .hero-3d-hover {
  display: none;
}

/* ---- roadmap / CTA ----------------------------------------------------- */
.roadmap {
  padding: 0 0 var(--space-10);
}

.rows {
  display: flex;
  flex-direction: column;
  margin-top: var(--space-4);
}

.row {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: var(--space-4);
  align-items: start;
  padding: var(--space-4) 0;
  border-top: 1px solid rgb(var(--hairline));
}

.row:first-child {
  border-top: none;
}

.row .tag {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 5px 9px;
  border-radius: var(--radius-sm);
  border: 1px solid;
  white-space: nowrap;
  min-width: 5.5ch;
  text-align: center;
}

.row .tag.now {
  color: rgb(var(--green));
  border-color: rgb(var(--green) / 0.5);
  background: var(--green-soft);
}

.row .tag.next {
  color: rgb(var(--cyan));
  border-color: rgb(var(--cyan) / 0.5);
  background: var(--cyan-soft);
}

.row .tag.soon {
  color: rgb(var(--amber));
  border-color: rgb(var(--amber) / 0.5);
  background: var(--amber-soft);
}

.row .body {
  font-family: var(--font-ui);
  color: rgb(var(--ink-dim));
  max-width: 64ch;
}

.row .body b {
  color: rgb(var(--ink));
  font-weight: 600;
}

.cta {
  text-align: center;
  padding: var(--space-12) 0;
  position: relative;
}

.cta .grid-bg {
  position: absolute;
  inset: 0;
  opacity: 0.7;
  mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, #000 30%, transparent 75%); /* token-lint-ok: mask alpha */
  pointer-events: none;
}

.cta .wrap {
  position: relative;
}

.cta h2 {
  font-size: clamp(1.75rem, 4vw, var(--fs-xl));
  letter-spacing: -0.03em;
}

.cta .btn {
  margin-top: var(--space-5);
}

.cta .eyebrow {
  justify-content: center;
}

/* ---- entrance (progressive enhancement) -------------------------------- */
[data-beat] {
  transition:
    opacity var(--dur-base) var(--ease),
    transform var(--dur-base) var(--ease);
}

html.js [data-enter="power"] [data-beat]:not(.is-on) {
  opacity: 0;
  transform: translateY(0.4rem);
}

html.js [data-enter="scroll"] [data-beat]:not(.is-on) {
  opacity: 0;
  transform: translateY(0.35rem);
}

[data-beat].is-on {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html.js [data-enter] [data-beat]:not(.is-on) {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 880px) {
  .hero-stage {
    grid-template-columns: 1fr;
  }

  .hero-head {
    max-width: none;
  }

  .hero-3d {
    min-height: 280px;
    height: 340px;
  }
}