/* ================= AMATEC - Tema escuro moderno ================= */
:root{
  --bg:#0b0f17; --bg-2:#121826; --card:#161d2e; --card-2:#1c2437;
  --border:#26304a; --txt:#e8ecf5; --muted:#9aa6c0; --muted-2:#6b7690;
  --brand:#1e50b5; --brand-2:#2f80ed; --accent:#e6b422; --gold:#e6b422; --gold-2:#c9962a; --navy:#16305f; --ok:#22c55e;
  --wpp:#25d366; --danger:#ef4444; --radius:16px; --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--txt);line-height:1.55;min-height:100vh;
  display:flex;flex-direction:column}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
main{flex:1}

/* ---------- bot\u00f5es ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;
  border:none;border-radius:12px;padding:11px 20px;font-size:15px;font-weight:600;
  cursor:pointer;transition:transform .15s,box-shadow .15s;white-space:nowrap}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(30,80,181,.4)}
.btn:active{transform:translateY(0)}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:10px}
.btn-lg{padding:14px 26px;font-size:16px}
.btn.full{width:100%}
.btn-wpp{background:linear-gradient(135deg,#25d366,#1eae55)}
.btn-wpp:hover{box-shadow:0 8px 20px rgba(37,211,102,.4)}

/* ---------- header ---------- */
#site-header{position:sticky;top:0;z-index:50;background:rgba(11,15,23,.85);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:inline-flex;align-items:center}
.logo-img{height:52px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:22px}
.nav a{color:var(--muted);font-weight:600;font-size:15px;transition:color .15s}
.nav a:hover{color:var(--txt)}
.cart-link{position:relative;color:var(--txt)!important}
.cart-count{position:absolute;top:-8px;right:-12px;min-width:19px;height:19px;
  background:var(--brand);color:#fff;border-radius:50%;font-size:11px;font-weight:700;
  display:none;align-items:center;justify-content:center;padding:0 5px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:70px 0 60px;
  background:radial-gradient(1000px 400px at 80% -10%,rgba(99,102,241,.25),transparent),
             radial-gradient(700px 350px at 10% 20%,rgba(34,211,238,.15),transparent)}
.hero h1{font-size:clamp(30px,5vw,52px);line-height:1.1;font-weight:800;margin-bottom:16px}
.hero h1 .grad{background:linear-gradient(135deg,var(--accent),var(--brand-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p{color:var(--muted);font-size:18px;max-width:560px;margin-bottom:26px}
.hero-badges{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-badge{background:var(--card);border:1px solid var(--border);border-radius:12px;
  padding:12px 16px;font-size:14px;color:var(--muted);font-weight:600}
.hero-badge b{color:var(--txt);display:block;font-size:15px}

/* ---------- sec\u00e7\u00e3o cat\u00e1logo ---------- */
.sec{padding:50px 0}
.sec-head{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;margin-bottom:24px}
.sec-head h2{font-size:28px;font-weight:800}
.toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.toolbar input,.toolbar select{background:var(--card);border:1px solid var(--border);
  color:var(--txt);border-radius:10px;padding:10px 14px;font-size:14px;outline:none}
.toolbar input:focus,.toolbar select:focus{border-color:var(--brand)}
.toolbar input{min-width:200px}

.filtros{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.chip{background:var(--card);border:1px solid var(--border);color:var(--muted);
  border-radius:999px;padding:8px 18px;font-size:14px;font-weight:600;cursor:pointer;transition:all .15s}
.chip:hover{color:var(--txt);border-color:var(--brand)}
.chip.ativo{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border-color:transparent}