@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* Base Styles */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* Heading typography — tighter tracking for display weight */
h1, h2 {
  letter-spacing: -0.03em;
}

h3 {
  letter-spacing: -0.02em;
}

/* Float animation for decorative badges */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .animate-float {
    animation: none;
  }
}

/* Grain noise overlay for CTA sections */
.noise-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
  pointer-events: none;
  border-radius: inherit;
}

/* Active press state for buttons */
.btn-press:active {
  transform: scale(0.98) translateY(1px);
}

/* Reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
  transition-delay: var(--reveal-delay, 0s);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Sticky nav shadow on scroll */
.site-nav {
  transition: box-shadow 0.3s ease;
}

.site-nav.nav-scrolled {
  box-shadow: 0 12px 30px -12px rgba(15, 23, 42, 0.3);
}

/* Mobile menu open/close */
.mobile-menu {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
  transition: max-height 0.3s ease, opacity 0.25s ease;
}

.mobile-menu.open {
  max-height: 28rem;
  opacity: 1;
  pointer-events: auto;
}

@media (prefers-reduced-motion: reduce) {
  .mobile-menu {
    transition: none;
  }
}

/* Component Styles */
.section-container {
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (min-width: 640px) {
  .section-container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

@media (min-width: 1024px) {
  .section-container {
    padding-left: 3rem;
    padding-right: 3rem;
  }
}