.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--black);
  scroll-snap-align: start;
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(60px);
}
.hero__glow--tr {
  width: 400px;
  height: 400px;
  top: -100px;
  right: -100px;
  background: radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
}
.hero__glow--bl {
  width: 300px;
  height: 300px;
  bottom: -100px;
  left: -80px;
  background: radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
  opacity: 0.5;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero__logo {
  font-size: var(--text-display);
  font-weight: 900;
  letter-spacing: -4px;
  line-height: 1;
}
.hero__logo .char {
  display: inline-block;
  transform: translateY(100%);
  opacity: 0;
}

.hero__tagline {
  font-size: var(--text-label);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 6px;
  text-transform: uppercase;
  margin-top: var(--space-md);
  overflow: hidden;
}
.hero__tagline span {
  display: inline-block;
  transform: translateY(100%);
  opacity: 0;
}

.hero__subtitle {
  font-size: var(--text-h3);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--space-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  transform: translateY(40px);
}

.hero__cta {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-xl);
  opacity: 0;
  transform: translateY(40px);
}
.hero__cta .btn {
  min-width: 180px;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
}

.hero__scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--red), transparent);
  margin: 0 auto;
  animation: scrollPulse 3s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(0.5); opacity: 0.3; }
  50% { transform: scaleY(1); opacity: 1; }
}

@media (max-width: 639px) {
  .hero__logo { letter-spacing: -2px; }
  .hero__cta { flex-direction: column; align-items: center; }
  .hero__glow--tr { width: 200px; height: 200px; }
  .hero__glow--bl { width: 150px; height: 150px; }
}