/* Site chrome: header, navigation, footer, floating WhatsApp button */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.nav{min-height:76px;display:flex;align-items:center;gap:22px}.logo{display:flex;align-items:center;gap:10px;margin-left:auto}.logo b{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;background:var(--brand);color:#fff;font-size:24px}.logo span{display:grid;line-height:1.1}.logo strong{font-size:18px}.logo small{font-size:10px;color:var(--muted)}nav{display:flex;gap:17px;align-items:center}nav a{font-size:13px;font-weight:700;color:#425450}nav a:hover{color:var(--brand)}.wa{background:var(--brand);color:#fff;padding:9px 16px;border-radius:12px;font-size:13px;font-weight:800;white-space:nowrap}.menu{display:none;border:0;background:var(--mint);color:var(--brand);font-size:23px;border-radius:10px;padding:5px 10px}
.logo img{width:150px;height:62px;object-fit:contain;display:block}
footer{background:#102b29;color:#dce9e6;padding:22px 0}.footerIn{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px}.footerIn div{display:grid}.footerIn small{opacity:.7}.float{position:fixed;left:20px;bottom:20px;width:57px;height:57px;border-radius:50%;display:grid;place-items:center;background:#22c55e;color:#fff;font-size:24px;box-shadow:0 12px 30px rgba(0,0,0,.2);z-index:60}