:root{
--brand:#0ea5e9;
--brand2:#22c55e;
--ink:#0f172a;
--muted:#64748b;
--line:rgba(2,8,23,.08);
--bg:#f8fafc;
--radius:18px;
--max:1200px;
}

body{
background:var(--bg);
color:var(--ink);
font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}

main.container{
max-width:var(--max);
}

img{
max-width:100%;
display:block;
}

/* =====================
FULL WIDTH HEADER
===================== */

.siteHeader{
background:white;
border-bottom:1px solid var(--line);
}

.headerInner{
max-width:1400px;
margin:auto;
padding:16px 24px;
display:flex;
flex-direction:column;
align-items:center;
}

/* Logo Banner */

.logoBanner{
width:100%;
display:flex;
justify-content:center;
margin-bottom:10px;
}

.logoBanner img{
max-width:900px;
width:100%;
height:auto;
}

/* Navigation */

.mainNav{
display:flex;
gap:20px;
flex-wrap:wrap;
justify-content:center;
font-weight:500;
}

.mainNav a{
color:var(--ink);
padding:6px 10px;
border-radius:8px;
}

.mainNav a:hover{
background:rgba(0,0,0,.05);
}

.mainNav a.active{
color:var(--brand);
font-weight:700;
}

/* =====================
HERO SECTION
===================== */

.hero{
padding:60px 0;
text-align:center;
}

.hero h1{
font-size:40px;
margin-bottom:10px;
}

.hero p{
max-width:700px;
margin:auto;
color:var(--muted);
font-size:18px;
}

.heroButtons{
margin-top:24px;
display:flex;
gap:12px;
justify-content:center;
flex-wrap:wrap;
}

.heroButtons a{
padding:12px 22px;
border-radius:10px;
background:var(--brand);
color:white;
font-weight:600;
}

.heroButtons a.secondary{
background:#e2e8f0;
color:#111;
}

/* =====================
CARDS / PRODUCT GRID
===================== */

.product-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:20px;
}

.product-card{
background:white;
padding:20px;
border-radius:var(--radius);
box-shadow:0 8px 22px rgba(0,0,0,.05);
}

.product-card h3{
margin-top:10px;
}

.price{
font-weight:700;
margin-top:6px;
}

.badge{
background:var(--brand);
color:white;
padding:4px 8px;
border-radius:6px;
font-size:12px;
}

/* =====================
FORM
===================== */

form input,
form textarea,
form select{
margin-bottom:12px;
}

/* =====================
FOOTER
===================== */

footer{
margin-top:60px;
padding:30px 0;
color:var(--muted);
font-size:14px;
text-align:center;
}