:root{
	--primary:#0fb5a7; /* random vibrant teal */
	--accent:#1e90ff;
	--muted:#6b7280;
	--bg:#f7fafc;
	--card-bg:#ffffff;
	--radius:12px;
	--max-width:1100px;
}
/* Layout */
.wrap{max-width:var(--max-width);margin:0 auto;padding:1rem}
body{background:linear-gradient(180deg,#fbfdff,#f7fafc);color:#072033;font-family:Inter,system-ui,'Noto Sans Thai',sans-serif}
.site-header{background:rgba(255,255,255,0.8);backdrop-filter: blur(6px);position:sticky;top:0;z-index:30;border-bottom:1px solid rgba(10,10,10,0.03)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding:0.6rem 1rem}
.brand{display:flex;align-items:center;text-decoration:none;color:inherit}
.logo{width:44px;height:44px;border-radius:8px;object-fit:cover;margin-right:0.6rem}
.brand-name{font-weight:700}
.main-nav .nav-list{list-style:none;display:flex;gap:1rem;margin:0;padding:0;align-items:center}
.nav-list a{text-decoration:none;color:inherit;padding:0.4rem 0.6rem;border-radius:8px}
.nav-list a:hover{background:rgba(15,181,167,0.08)}
.nav-toggle{display:none;background:none;border:0;font-size:1.2rem}

/* Hero */
.hero{padding:2rem 0}
.hero-grid{display:grid;grid-template-columns:1fr 360px;gap:2rem;align-items:center}
.hero-text h1{font-size:clamp(1.6rem,2.8vw,2.4rem);margin:0 0 0.6rem}
.lead{color:var(--muted);margin:0 0 1rem}
.btn{background:var(--primary);color:#fff;padding:0.75rem 1rem;border-radius:10px;text-decoration:none;display:inline-block}
.hero-media img{width:100%;border-radius:12px;box-shadow:0 10px 30px rgba(2,6,23,0.08)}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-top:1rem}
.card{background:var(--card-bg);padding:1rem;border-radius:var(--radius);box-shadow:0 6px 18px rgba(10,10,10,0.04)}
.card img{width:100%;height:140px;object-fit:cover;border-radius:8px}
.card h3{margin:0.6rem 0 0.4rem}
.muted{color:var(--muted);font-size:0.95rem}

/* News */
.news{padding:1.2rem 0}
.news-list{list-style:none;padding:0;margin:0;display:grid;gap:0.6rem}
.news-list li{background:#fff;padding:0.8rem;border-radius:10px;border:1px solid rgba(2,6,23,0.03)}

/* Products */
.products-intro{padding:1rem 0}
.filters{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
#searchInput{flex:1;padding:0.6rem;border-radius:8px;border:1px solid #e5e7eb}
.filter-buttons button{padding:0.5rem 0.8rem;border-radius:8px;border:0;background:#eef2f7;color:#0b1a2b;margin-right:6px}
.filter-buttons button.active{background:var(--primary);color:#fff}
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;padding:1rem 0}
.product-card{background:var(--card-bg);padding:0.8rem;border-radius:12px;border:1px solid rgba(2,6,23,0.04);text-align:left}
.product-card img{width:100%;height:160px;object-fit:cover;border-radius:10px}
.product-card h3{margin:0.5rem 0}
.tag{display:inline-block;background:rgba(15,181,167,0.12);color:var(--primary);padding:0.2rem 0.5rem;border-radius:6px;font-size:0.85rem}

/* About & Team */
.team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-top:1rem}
.team-grid img{width:100%;height:180px;object-fit:cover;border-radius:12px}
.timeline{background:#fff;padding:1rem;border-radius:8px;border:1px solid rgba(2,6,23,0.03)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 420px;gap:1rem}
.contact-form{display:flex;flex-direction:column;gap:0.6rem;background:#fff;padding:1rem;border-radius:10px;border:1px solid rgba(2,6,23,0.03)}
.contact-form label{display:flex;flex-direction:column;font-size:0.95rem}
.contact-form input,.contact-form textarea{padding:0.6rem;border-radius:8px;border:1px solid #e5e7eb}
.form-msg{color:var(--muted);font-size:0.95rem}

/* Footer */
.site-footer{padding:1rem 0;margin-top:2rem;background:transparent}
.site-footer .wrap{display:flex;gap:1rem;flex-wrap:wrap;justify-content:space-between;align-items:center}
.copyright{color:var(--muted);font-size:0.9rem;text-align:center;padding-top:0.8rem}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(12px);transition:all 500ms cubic-bezier(.2,.9,.3,1)}
.reveal.in-view{opacity:1;transform:none}

/* Responsive */
@media (max-width:900px){
	.hero-grid{grid-template-columns:1fr;gap:1rem}
	.contact-grid{grid-template-columns:1fr;order:0}
	.nav-toggle{display:inline-block}
	.nav-list{display:none;position:absolute;right:1rem;top:64px;background:#fff;padding:1rem;border-radius:8px;box-shadow:0 8px 30px rgba(2,6,23,0.08)}
	.nav-list.show{display:flex;flex-direction:column}
}

@media (max-width:480px){
	.hero-media{display:none}
}

/* Accessibility helpers */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}