/* ── Base ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #FBFBF5; color: #071a09; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
ul, ol { padding: 0; margin: 0; list-style: none; }

/* ── Hero ────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, #0d2b0f 0%, #1B5E20 35%, #2d5e2d 60%, #0d2b0f 100%);
  position: relative;
}
.hero-bg {
  background:
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(45,94,45,0.5) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(127,184,127,0.2) 0%, transparent 50%),
    linear-gradient(135deg, #0d2b0f 0%, #1B5E20 40%, #2d5e2d 70%, #0d2b0f 100%);
}
.hero-scroll-indicator { display: none; }
@media (min-width: 768px) {
  .hero-scroll-indicator { display: block; }
}
.scroll-dot {
  animation: scrollBounce 1.8s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(8px); opacity: 0.2; }
}

/* ── Navbar ──────────────────────────────────────────── */
.nav {
  background: rgba(251,251,245,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(27,94,32,0.08);
}
.nav.scrolled {
  background: rgba(251,251,245,0.97);
  box-shadow: 0 1px 20px rgba(7,26,9,0.08);
}
.nav-logo-text { transition: color 0.2s; }
.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #1B5E20;
  transition: width 0.25s ease;
}
.nav-link:hover::after { width: 100%; }
.mobile-link { border-radius: 8px; }
.mobile-link:hover { background: rgba(27,94,32,0.06); }

/* ── Buttons ─────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #1B5E20;
  color: #FBFBF5;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.875rem 1.75rem;
  border-radius: 9999px;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(7,26,9,0.25);
}
.btn-primary:hover {
  background: #144217;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(7,26,9,0.3);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  color: #FBFBF5;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.875rem 1.75rem;
  border-radius: 9999px;
  border: 1px solid rgba(255,255,255,0.2);
  transition: background 0.2s, transform 0.15s;
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-1px);
}

/* ── Section layout ──────────────────────────────────── */
.section { position: relative; }
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #1B5E20;
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.1;
  color: #071a09;
  margin-bottom: 1rem;
}
.section-desc {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #2d5e2d;
  max-width: 560px;
  margin: 0 auto;
}
.section-header { margin-bottom: 3.5rem; }

/* ── Cards ───────────────────────────────────────────── */
.card {
  background: #ffffff;
  border-radius: 1.25rem;
  padding: 1.5rem;
  border: 1px solid rgba(27,94,32,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(7,26,9,0.1);
}
.card-icon-wrap { display: inline-block; }
.card-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 1.375rem;
  color: #071a09;
  margin-bottom: 0.5rem;
}
.card-desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #2d5e2d;
}

/* ── Reveal (progressive enhancement) ───────────────── */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Mobile menu ─────────────────────────────────────── */
#mobile-menu {
  animation: menuSlide 0.25s ease;
}
@keyframes menuSlide {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Utility ─────────────────────────────────────────── */
.no-underline { text-decoration: none; }
</style>

<sm-file path="script.js">
(function () {
  'use strict';

  /* ── Navbar scroll behavior ───────────────────────── */
  const nav = document.getElementById('nav');
  let lastScroll = 0;

  function onScroll() {
    const y = window.scrollY;
    if (y > 60) {
      nav.classList.add('scrolled');
    } else {
      nav.classList.remove('scrolled');
    }
    lastScroll = y;
  }
  window.addEventListener('scroll', onScroll, { passive: true });
  onScroll();

  /* ── Mobile menu ──────────────────────────────────── */
  const menuBtn = document.getElementById('menu-btn');
  const mobileMenu = document.getElementById('mobile-menu');
  const iconOpen = document.getElementById('menu-icon-open');
  const iconClose = document.getElementById('menu-icon-close');
  let menuOpen = false;

  menuBtn.addEventListener('click', function () {
    menuOpen = !menuOpen;
    mobileMenu.classList.toggle('hidden', !menuOpen);
    iconOpen.classList.toggle('hidden', menuOpen);
    iconClose.classList.toggle('hidden', !menuOpen);
    menuBtn.setAttribute('aria-expanded', String(menuOpen));
  });

  /* Close mobile menu on link click */
  mobileMenu.querySelectorAll('a').forEach(function (link) {
    link.addEventListener('click', function () {
      menuOpen = false;
      mobileMenu.classList.add('hidden');
      iconOpen.classList.remove('hidden');
      iconClose.classList.add('hidden');
      menuBtn.setAttribute('aria-expanded', 'false');
    });
  });

  /* ── Scroll reveal (progressive enhancement) ──────── */
  if (window.matchMedia('(prefers-reduced-motion: no-preference)').matches) {
    const reveals = document.querySelectorAll('.reveal');
    if ('IntersectionObserver' in window) {
      const observer = new IntersectionObserver(function (entries) {
        entries.forEach(function (entry) {
          if (entry.isIntersecting) {
            entry.target.classList.add('revealed');
            observer.unobserve(entry.target);
          }
        });
      }, { threshold: 0.12, rootMargin: '0px 0px -40px 0px' });

      reveals.forEach(function (el) { observer.observe(el); });
    } else {
      reveals.forEach(function (el) { el.classList.add('revealed'); });
    }
  } else {
    document.querySelectorAll('.reveal').forEach(function (el) {
      el.classList.add('revealed');
    });
  }

  /* ── Smooth scroll for anchor links ───────────────── */
  document.querySelectorAll('a[href^="#"]').forEach(function (anchor) {
    anchor.addEventListener('click', function (e) {
      const target = document.querySelector(anchor.getAttribute('href'));
      if (target) {
        e.preventDefault();
        const offset = nav.offsetHeight + 16;
        const top = target.getBoundingClientRect().top + window.scrollY - offset;
        window.scrollTo({ top: top, behavior: 'smooth' });
      }
    });
  });
})();