/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { min-height: 100vh; overflow-x: hidden; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
a { text-decoration: none; color: inherit; }

/* ── Hero Animations ── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-fade-up {
  animation: fade-up 0.9s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* ── Scroll Reveal ── */
.reveal-up, .reveal-left, .reveal-right {
  opacity: 1; /* visible by default — JS enhances with animation */
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-up { transform: translateY(40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal-up, .reveal-left, .reveal-right {
    transform: none;
    opacity: 1;
  }
}

/* ── Navbar ── */
#nav {
  background: transparent;
}
#nav.scrolled {
  background: rgba(253, 252, 247, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(6, 95, 70, 0.06);
}
.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

/* ── Mobile Menu ── */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}
#mobile-menu.closed {
  opacity: 0;
  pointer-events: none;
}
.mobile-link {
  font-size: 2rem;
}

/* ── Custom Selection ── */
::selection {
  background: rgba(45, 107, 45, 0.15);
  color: inherit;
}

/* ── Form Focus ── */
input:focus, textarea:focus {
  outline: none;
}

/* ── Smooth Image Loading ── */
img {
  background-color: rgba(0,0,0,0.03);
}