/* ============================================================
   Fulgor Labs — Homepage motion & visual layer (light theme)
   Three.js hero + GSAP scroll choreography
   ============================================================ */

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 64px) 0 96px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(58% 50% at 82% 6%, rgba(42,107,255,0.09), transparent 62%),
    radial-gradient(46% 44% at 6% 16%, rgba(6,182,212,0.08), transparent 62%),
    linear-gradient(180deg, #FBFCFF 0%, #FFFFFF 62%);
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

.hero__gradient {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 58%, rgba(255,255,255,0.65) 88%, #fff 100%);
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  width: 100%;
}

.hero__eyebrow {
  background: #fff;
  border: 1px solid var(--border-2);
  padding: 8px 16px 8px 14px;
  border-radius: 100px;
  margin-bottom: 0;
  color: var(--text);
  box-shadow: var(--shadow-xs);
}
.hero__eyebrow::before {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--secure);
  box-shadow: 0 0 0 4px rgba(11,176,123,0.14);
  opacity: 1;
  animation: pulseDot 2.4s ease-in-out infinite;
}
@keyframes pulseDot { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }

.hero__title-line { display: block; }
.hero__title .word { display: inline-block; }
.hero__lead { max-width: 520px; }

.hero__scroll {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--faint);
}
.hero__scroll-line {
  width: 1px; height: 42px;
  background: linear-gradient(180deg, var(--primary), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.25; transform: scaleY(0.5); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ── Nav scrolled (frosted glass) ── */
.nav--scrolled {
  background: rgba(255,255,255,0.82) !important;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--border) !important;
  box-shadow: 0 8px 30px rgba(16,32,64,0.06);
}

/* ── Tech-stack marquee ── */
.logos {
  padding: var(--space-6) 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  overflow: hidden;
  background: var(--surface);
}
.logos p {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: var(--space-3);
}
.logos__viewport {
  overflow: hidden;
  -webkit-mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.logos__track { display: flex; gap: 56px; width: max-content; will-change: transform; }
.logos__track span {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--faint);
  white-space: nowrap;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: color 0.3s;
}
.logos__track span::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0.5;
}
.logos__track span:hover { color: var(--ink); }

/* ── Card spotlight hover ── */
.card--glow { overflow: hidden; }
.card--glow::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(220px 220px at var(--mx,50%) var(--my,0%), rgba(42,107,255,0.07), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.card--glow:hover::after { opacity: 1; }

/* ── Process steps ── */
.steps { display: flex; flex-direction: column; }
.step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--hairline);
}
.step:last-child { border-bottom: none; padding-bottom: 0; }
.step__num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary);
  padding-top: 4px;
}

/* ── CTA ── */
.cta-box {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-12) var(--space-6);
  background: linear-gradient(160deg, #EEF4FF 0%, #F7FAFF 55%, #E9F6FF 100%);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -45%; left: 50%;
  width: 560px; height: 560px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(42,107,255,0.10), transparent 62%);
  pointer-events: none;
}
.cta-box > * { position: relative; z-index: 1; }
.cta-box .lead { margin-bottom: var(--space-4); max-width: 560px; margin-left: auto; margin-right: auto; }

/* ── Magnetic buttons ── */
.btn--magnetic { will-change: transform; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero { min-height: auto; padding-top: calc(var(--nav-h) + 56px); }
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__lead { margin-left: auto; margin-right: auto; }
  .hero__cta { justify-content: center; }
  .hero__eyebrow { margin-left: auto; margin-right: auto; }
  .hero__scroll { display: none; }
  .hero__visual { max-width: 480px; margin: 0 auto; width: 100%; }
}

@media (max-width: 768px) {
  .cta-box { padding: var(--space-8) var(--space-3); }
}

@media (prefers-reduced-motion: reduce) {
  .hero__scroll-line, .hero__eyebrow::before { animation: none; }
  .card--glow:hover, .showcase:hover, .principle:hover { transform: none; }
}