:root{
	--main: #0ea5a4; /* cor principal (aleatória: teal) */
	--muted:#6b7280;
	--bg:#0f172a;
	--card:#0b1220;
	--surface:#0f172a;
	--glass: rgba(255,255,255,0.03);
	--accent:#4f46e5;
	--radius:12px;
}
/* Reset básico */
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
	font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
	background: linear-gradient(180deg, #020617 0%, #07102b 100%);
	color:#e6eef8;
	-webkit-font-smoothing:antialiased;
	-moz-osx-font-smoothing:grayscale;
	scroll-behavior:smooth;
	line-height:1.5;
}
.container{max-width:1100px;margin:0 auto;padding:28px}
.nav{
	display:flex;align-items:center;justify-content:space-between;padding:18px 28px;background:transparent;position:sticky;top:0;z-index:20;
	backdrop-filter: blur(6px);
}
.logo{font-weight:700;color:var(--accent);font-size:1.2rem;letter-spacing:0.6px}
.nav-links{list-style:none;display:flex;gap:18px}
.nav-links a{color:#cfe8f2;text-decoration:none;font-weight:500}
.hero{padding:48px 0;background:linear-gradient(90deg, rgba(79,70,229,0.06), rgba(14,165,164,0.04));border-bottom:1px solid rgba(255,255,255,0.02)}
.hero-inner{display:grid;grid-template-columns:1fr 320px;gap:28px;align-items:center}
.hero h1{font-size:2rem;color:white;margin-bottom:8px}
.lead{color:var(--muted);max-width:48rem}
.hero-cta{margin-top:12px;display:flex;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:10px;text-decoration:none;cursor:pointer;border:1px solid transparent}
.btn.primary{background:linear-gradient(90deg,var(--accent),var(--main));color:white}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,0.06);color:#cfe8f2}
.btn.small{padding:8px 10px;font-size:0.9rem}
.hero-image{width:100%;height:auto;border-radius:14px;object-fit:cover;box-shadow:0 6px 20px rgba(0,0,0,0.6)}
.intro h2,.products-preview h2,.news h2{color:var(--accent);margin-bottom:12px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cards .card{background:var(--card);padding:16px;border-radius:12px;border:1px solid rgba(255,255,255,0.03)}
.card img{width:100%;height:150px;object-fit:cover;border-radius:8px;margin-bottom:10px}
.card h3{margin-bottom:6px}
.tags{color:var(--muted);font-size:0.85rem}
.news-item{background:var(--glass);padding:16px;border-radius:12px;margin-bottom:12px}
.page-header{padding-top:28px;padding-bottom:12px}
.product-controls{display:flex;gap:12px;align-items:center;margin-bottom:18px}
.product-controls label{display:flex;flex-direction:column;color:var(--muted);font-size:0.9rem}
select,input,textarea{background:transparent;border:1px solid rgba(255,255,255,0.06);padding:10px;border-radius:8px;color:#e6eef8;min-width:220px}
.contact-grid{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}
.contact-form{display:flex;flex-direction:column;gap:10px}
.form-feedback{color:lightgreen;margin-top:8px}
.site-footer{border-top:1px solid rgba(255,255,255,0.02);padding:24px 0;margin-top:32px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:1fr 160px 220px;gap:18px}
.timeline{list-style:none;margin-top:10px;color:var(--muted)}
.team .card img{height:140px}
.fade-in{opacity:0;transform:translateY(10px);transition:all 600ms cubic-bezier(.2,.9,.2,1)}
.fade-in.visible{opacity:1;transform:none}
/* Responsive */
@media (max-width:900px){
	.hero-inner{grid-template-columns:1fr}
	.grid{grid-template-columns:repeat(2,1fr)}
	.contact-grid{grid-template-columns:1fr}
	.footer-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
	.grid{grid-template-columns:1fr}
	.nav-links{display:none}
	.nav{padding:12px}
	.container{padding:18px}
}

/* Accessibility tweaks */
a:focus,button:focus,input:focus,select:focus,textarea:focus{outline:3px solid rgba(79,70,229,0.18);outline-offset:2px}