/* ─── BASE ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; }

/* ─── NAVBAR ───────────────────────────────────────────────── */
#navbar {
  background: transparent;
  transition: background 0.35s, box-shadow 0.35s, padding 0.35s;
}
#navbar.scrolled {
  background: rgba(253, 252, 247, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(20, 83, 45, 0.08);
}

/* ─── HERO ─────────────────────────────────────────────────── */
.hero {
  background: #052e16;
}
.hero-img {
  opacity: 0;
  animation: heroImgIn 1.2s ease forwards;
}
.hero-overlay {
  background: linear-gradient(135deg, rgba(5,46,22,0.82) 0%, rgba(20,83,45,0.65) 50%, rgba(5,46,22,0.78) 100%);
}
.hero-text {
  opacity: 0;
  transform: translateY(30px);
  animation: heroTextIn 1s 0.4s ease forwards;
}
.hero-img-wrap {
  opacity: 0;
  transform: translateY(30px);
  animation: heroImgWrapIn 1s 0.6s ease forwards;
}
@keyframes heroImgIn { to { opacity: 1; } }
@keyframes heroTextIn { to { opacity: 1; transform: translateY(0); } }
@keyframes heroImgWrapIn { to { opacity: 1; transform: translateY(0); } }

/* ─── REVEAL (progressive enhancement) ─────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .reveal-up, .reveal-left, .reveal-right {
    opacity: 0;
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .reveal-up   { transform: translateY(40px); }
  .reveal-left  { transform: translateX(-40px); }
  .reveal-right { transform: translateX(40px); }
  .reveal-up.revealed,
  .reveal-left.revealed,
  .reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
  }
}

/* ─── CARD HOVER ───────────────────────────────────────────── */
.card-hover {
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}

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