:root{
	--main:#0fb3a5; /* cor principal (aleatória) */
	--accent:#072a2a;
	--muted:#666;
	--bg:#ffffff;
	--radius:10px;
	--container:1100px;
	--transition:320ms;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial; margin:0; color:var(--accent); background:var(--bg); line-height:1.5}
.container{max-width:var(--container);margin:0 auto;padding:1rem}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:1rem 0}
.logo{font-weight:800;color:var(--main);text-decoration:none;font-size:1.4rem}
.main-nav a{margin-left:1rem;color:var(--accent);text-decoration:none}
.nav-toggle{display:none;background:none;border:0;font-size:1.4rem;color:var(--accent)}
.hero{padding:2rem 0;background:linear-gradient(135deg, rgba(15,179,165,0.08), rgba(7,42,42,0.02));border-bottom:1px solid #eee}
.hero-inner{display:flex;gap:2rem;align-items:center}
.hero-text h1{font-size:2rem;margin:0 0 .5rem}
.lead{color:var(--muted);margin-bottom:1rem}
.btn-primary{background:var(--main);color:#fff;padding:.75rem 1rem;border-radius:999px;text-decoration:none;display:inline-block;transition:transform var(--transition)}
.btn-primary:hover{transform:translateY(-3px)}
.btn-tertiary{background:transparent;border:1px solid var(--main);color:var(--main);padding:.5rem .75rem;border-radius:8px;text-decoration:none}
.grid{display:grid;gap:1rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card, .product-card, .team-card, .product-item{background:#fff;border-radius:var(--radius);padding:1rem;box-shadow:0 6px 18px rgba(10,10,10,0.04);overflow:hidden}
.card img, .product-card img, .team-card img, .product-item img{width:100%;height:160px;object-fit:cover;border-radius:8px;margin-bottom:.5rem}
.features{padding:2rem 0}
.products-preview{padding:2rem 0}
.news{padding:2rem 0}
.product-filters{padding:1rem 0;display:flex;align-items:center;gap:1rem}
.product-list{padding:1rem 0}
.product-item h3{margin:.5rem 0 .25rem}
.price{color:var(--main);font-weight:700}
.contact-grid{padding:2rem 0}
.contact-form input, .contact-form textarea, .contact-form select{width:100%;padding:.6rem;border:1px solid #e6e6e6;border-radius:8px;margin-bottom:.6rem}
.note{font-size:.85rem;color:var(--muted)}
.site-footer{background:#f8f8f8;padding:1rem 0;margin-top:2rem}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:1rem}
.credit{text-align:center;color:var(--muted);font-size:.85rem;margin:0.5rem 0 0}
.about-page{padding:2rem 0}
.team-card img{height:180px}
.news-item{margin-bottom:1rem}
.product-hero{padding:1rem 0}
.contact-hero{padding:1rem 0}
.product-filters select{padding:.5rem;border-radius:8px}
/* responsive */
@media (max-width:900px){
	.grid-3{grid-template-columns:1fr}
	.hero-inner{flex-direction:column}
	.nav-toggle{display:block}
	.main-nav{display:none;position:absolute;right:1rem;top:64px;background:#fff;padding:1rem;border-radius:8px;box-shadow:0 8px 20px rgba(0,0,0,.08)}
}
/* small animations & reveal */
.card, .product-card, .team-card, .product-item{transform:translateY(8px);opacity:0;transition:transform 520ms ease, opacity 520ms ease}
.reveal.visible{transform:none;opacity:1}
.hero-media img{border-radius:12px;max-width:420px;width:100%}
.product-card .meta{color:var(--muted);font-size:.9rem}
.product-item .desc{color:var(--muted);font-size:.95rem}
.product-item .price{margin:0.25rem 0 0.6rem}
.main-nav a{display:inline-block;padding:.25rem .5rem;border-radius:6px}
.main-nav a:hover{background:rgba(15,179,165,0.06)}
.btn-primary:focus, .nav-toggle:focus, select:focus{outline:2px solid rgba(15,179,165,0.2)}