/* Base styles */
:root{
	--primary:#1a73e8;
	--accent:#0b6b53;
	--bg:#f7f9fc;
	--muted:#666;
	--max-width:1100px;
	--radius:10px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
	font-family: "Noto Sans Thai", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
	margin:0;
	background:var(--bg);
	color:#111;
	line-height:1.6;
}
.container{max-width:var(--max-width);margin:0 auto;padding:24px;}
.site-header{background:#fff;border-bottom:1px solid #e6eef6;position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{font-weight:700;color:var(--accent);text-decoration:none;font-size:1.1rem}
.nav a{margin:0 8px;color:#333;text-decoration:none}
.cta{background:var(--primary);color:#fff;padding:8px 12px;border-radius:6px;text-decoration:none}
.hero{padding:64px 0;background-size:cover;background-position:center;color:#fff}
.hero-inner{background:rgba(0,0,0,0.25);padding:40px;border-radius:12px;max-width:900px}
.hero h1{font-size:2.4rem;margin:0 0 8px}
.lead{font-size:1.05rem;opacity:0.95}
.tagline{margin-top:8px;font-weight:600}
.btn{display:inline-block;padding:10px 16px;border-radius:8px;text-decoration:none}
.btn-primary{background:linear-gradient(90deg,var(--accent),var(--primary));color:#fff}
.intro, .core-products, .news{margin:48px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.card, .product-card, .team-card{background:#fff;border-radius:12px;padding:16px;box-shadow:0 6px 18px rgba(11,107,83,0.06)}
.card img,.product-card img,.team-card img{width:100%;height:160px;object-fit:cover;border-radius:8px}
.more-link{margin-top:12px}
.news-item{background:#fff;padding:12px;border-radius:8px;margin:12px 0}
.site-footer{background:#fff;border-top:1px solid #e6eef6;margin-top:48px;padding:24px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
.footer-nav a{margin-left:8px;color:#555;text-decoration:none}
.contact-grid{display:grid;grid-template-columns:1fr 320px;gap:24px}
.contact-form input,.contact-form textarea{width:100%;padding:10px;border:1px solid #e6eef6;border-radius:8px;margin-bottom:12px}
.note{font-size:0.9rem;color:var(--muted)}
.filter-btn{border:1px solid #e6eef6;padding:8px 12px;border-radius:8px;background:#fff;margin-right:8px;cursor:pointer}
.filter-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.product-card h3{margin:12px 0 6px}
.reveal{opacity:0;transform:translateY(18px);transition:all 600ms cubic-bezier(.2,.9,.2,1)}
.reveal.visible{opacity:1;transform:none}
@media (max-width:900px){
	.header-inner{flex-wrap:wrap}
	.contact-grid{grid-template-columns:1fr}
	.hero-inner{padding:24px}
}
@media (prefers-reduced-motion:reduce){
	.reveal{transition:none}
}