/* ─── LAYOUT SYSTEM ─── */

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 10;
}

.section {
  padding: clamp(60px, 10vw, 120px) 0;
}

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-color);
  box-shadow: 0 4px 12px rgba(180, 190, 205, 0.2);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a {
  transition: color 200ms ease;
}

.nav-links a:hover {
  color: var(--accent);
}

.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--text);
}

.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-split {
  display: grid;
  grid-template-columns: 45fr 55fr;
  gap: var(--gap);
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-canvas-wrap {
  width: 100%;
  aspect-ratio: 16/10;
  position: relative;
}

#three-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.canvas-fallback {
  display: none;
  position: absolute;
  inset: 0;
  background: linear-gradient(-45deg, #6366F1, #8B5CF6, #EC4899);
  background-size: 400% 400%;
  animation: subtle-pan 15s ease infinite;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lift);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.stats-bar {
  background: var(--bg-color);
  box-shadow: var(--shadow-neu);
  border-radius: var(--radius);
  margin: 0 auto;
  max-width: 1200px;
  width: calc(100% - clamp(32px, 8vw, 96px));
  transform: translateY(-50%);
  position: relative;
  z-index: 10;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 48px;
  text-align: center;
}

.trust-bar {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 48px 0;
  background: var(--bg-color);
  box-shadow: inset 0 4px 12px rgba(180, 190, 205, 0.3), inset 0 -4px 12px rgba(255,255,255,0.8);
}

.marquee-wrap {
  width: 100%;
  overflow: hidden;
}

.marquee-track {
  display: flex;
  gap: 80px;
  width: max-content;
  animation: marquee 30s linear infinite;
  padding: 24px 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--text-muted);
  opacity: 0.5;
}

.ai-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  align-items: center;
}

.final-cta {
  background: var(--bg-color);
  color: var(--text);
  text-align: center;
  padding: 120px 0;
  box-shadow: var(--shadow-neu-inset);
  margin-top: 40px;
}

.final-cta h2 {
  color: var(--text);
}

/* ─── RESPONSIVE RULES ─── */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
}

@media (max-width: 768px) {
  .nav-inner > .btn { display: none; }
  .hamburger { display: block; }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--bg-color);
    box-shadow: var(--shadow-neu);
    flex-direction: column;
    padding: 24px;
    text-align: center;
  }
  
  .nav-links.open {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding-top: 40px;
  }

  .hero-split {
    grid-template-columns: 1fr;
  }

  .hero-canvas-wrap {
    order: 2;
    aspect-ratio: 4/3;
  }
  
  .hero-copy {
    order: 1;
    text-align: center;
    align-items: center;
  }

  .grid-3 { grid-template-columns: 1fr; }
  .ai-split { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; gap: 32px; padding: 32px 24px; }
  
  .pricing-grid {
    display: flex;
    flex-direction: column;
  }
  .pricing-card.featured {
    order: -1; /* Puts featured card first on mobile */
  }
}