/* ── Base & Utilities ── */
html {
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
}

::selection {
  background: color-mix(in srgb, #1a3c2a 80%, white);
  color: #faf9f6;
}

/* ── Hero Gradient ── */
.hero-gradient {
  background: linear-gradient(
    135deg,
    #0f2518 0%,
    #1a3c2a 25%,
    #284722 50%,
    #1a3c2a 75%,
    #0f2518 100%
  );
  background-size: 400% 400%;
  animation: gradientShift 16s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ── Scroll Reveal (above-the-fold content is always visible) ── */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal {
  transform: translateY(24px);
  opacity: 0;
}

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

/* Stagger delays */
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }

/* ── Service Cards ── */
.reveal-service {
  transform: translateY(24px);
  opacity: 0;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-service.reveal-animate {
  opacity: 1;
  transform: translateY(0);
}

/* ── Gallery Items ── */
.reveal-gallery {
  transform: translateY(24px);
  opacity: 0;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-gallery.reveal-animate {
  opacity: 1;
  transform: translateY(0);
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal,
  .reveal-service,
  .reveal-gallery {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-gradient {
    animation: none;
  }
}

/* ── Navbar Scroll State ── */
#navbar.scrolled {
  background: rgba(250, 249, 246, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(26, 60, 42, 0.08);
}

/* ── Focus Styles ── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid #4a7a3a;
  outline-offset: 2px;
  border-radius: 2px;
}

/* ── Mobile Menu Transition ── */
#mobile-menu {
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}