/* ── Reset & Base ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { background: none; border: none; cursor: pointer; color: inherit; font-family: inherit; }
ul { list-style: none; }

/* ── Eyebrow ──────────────────────────────────────────── */
.eyebrow {
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-size: 0.65rem;
  font-weight: 500;
}

/* ── Header Scroll State ──────────────────────────────── */
#header {
  background: transparent;
  transition: background 0.5s ease, box-shadow 0.5s ease, padding 0.5s ease;
}
#header.scrolled {
  background: rgba(7, 16, 31, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(74, 222, 128, 0.06);
}

/* ── Mobile Menu ──────────────────────────────────────── */
#mobileMenu.open {
  opacity: 1;
  pointer-events: all;
}
.mobile-link {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}
#mobileMenu.open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}
#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.18s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.26s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.34s; }

/* ── Hero Animations ──────────────────────────────────── */
.hero-eyebrow {
  opacity: 0;
  animation: fadeUp 0.9s 0.3s ease forwards;
}
.hero-headline {
  opacity: 0;
  animation: fadeUp 0.9s 0.5s ease forwards;
}
.hero-sub {
  opacity: 0;
  animation: fadeUp 0.9s 0.7s ease forwards;
}
.hero-cta {
  opacity: 0;
  animation: fadeUp 0.9s 0.9s ease forwards;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Scroll Reveal (progressive enhancement) ─────────── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}
/* Fallback: always visible if JS is disabled or reduced motion preferred */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ── Custom Scrollbar ─────────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #07101f; }
::-webkit-scrollbar-thumb { background: rgba(74, 222, 128, 0.2); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(74, 222, 128, 0.35); }

/* ── Selection ─────────────────────────────────────────── */
::selection { background: rgba(74, 222, 128, 0.25); color: #f0fdf4; }