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

/* ── Scroll Reveal (progressive enhancement) ──────── */
@media (prefers-reduced-motion: no-preference) {
  .reveal-up,
  .reveal-left,
  .reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  .reveal-up.revealed { opacity: 1; transform: translateY(0); }
  .reveal-up:not(.revealed) { opacity: 0; transform: translateY(40px); }
  .reveal-left.revealed { opacity: 1; transform: translateX(0); }
  .reveal-left:not(.revealed) { opacity: 0; transform: translateX(-40px); }
  .reveal-right.revealed { opacity: 1; transform: translateX(0); }
  .reveal-right:not(.revealed) { opacity: 0; transform: translateX(40px); }
}

/* ── Navbar ────────────────────────────────────────── */
#navbar {
  background: transparent;
  transition: background 0.5s ease, box-shadow 0.5s ease, padding 0.5s ease;
}
#navbar.scrolled {
  background: rgba(15, 23, 12, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
  padding-top: 0;
  padding-bottom: 0;
}
#navbar.scrolled nav {
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: white;
  transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

/* ── Mobile Menu ───────────────────────────────────── */
#mobileMenu.open { opacity: 1; pointer-events: all; }
#mobileMenu.closed { opacity: 0; pointer-events: none; }
.mobile-link {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s 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: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* ── Hero ──────────────────────────────────────────── */
.hero-bg { position: relative; }
.hero-overlay {
  background: linear-gradient(
    to bottom,
    rgba(15, 23, 12, 0.55) 0%,
    rgba(15, 23, 12, 0.45) 50%,
    rgba(15, 23, 12, 0.70) 100%
  );
}
.hero-subtitle {
  animation: fadeDown 1s ease 0.3s both;
}
.hero-title {
  animation: fadeUp 1s ease 0.5s both;
}
.hero-tagline {
  animation: fadeUp 1s ease 0.7s both;
}
.hero-cta {
  animation: fadeUp 1s ease 0.9s both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── CTA Buttons ───────────────────────────────────── */
.cta-primary {
  background: white;
  color: #1c2d18;
  border: 1px solid white;
}
.cta-primary:hover {
  background: transparent;
  color: white;
}
.cta-secondary {
  background: transparent;
  color: white;
}
.cta-secondary:hover {
  background: white;
  color: #1c2d18;
}

/* ── Section Labels ────────────────────────────────── */
.section-label { letter-spacing: 0.3em; }
.section-label-light { letter-spacing: 0.3em; }

/* ── Mobile hamburger ──────────────────────────────── */
.menu-line {
  transition: transform 0.3s ease, opacity 0.3s ease;
}
#menuToggle[aria-expanded="true"] .menu-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
#menuToggle[aria-expanded="true"] .menu-line:nth-child(2) {
  opacity: 0;
}
#menuToggle[aria-expanded="true"] .menu-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  width: 6px;
}