/* Base */
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#eaf3f7;background:linear-gradient(180deg,#0a2a33,#071c22)}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}

/* Header */
.header{position:sticky;top:0;z-index:50;display:grid;grid-template-columns:auto 1fr auto;gap:.6rem;align-items:center;padding:.8rem .9rem;background:rgba(3,15,18,.65);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.header__left{display:flex;align-items:center;gap:.5rem}
.logo{width:36px;height:36px;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.brand{font-weight:900;letter-spacing:.2px}
.header__badges{display:flex;gap:.4rem;align-items:center;list-style:none;margin:0;padding:0;overflow-x:auto;scrollbar-width:none}
.header__badges::-webkit-scrollbar{display:none}
.header__badges li{white-space:nowrap;font-weight:700;font-size:.78rem;color:#0f172a;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:999px;padding:.35rem .6rem}
.header__cta{white-space:nowrap}

/* Hero */
.hero{padding:1.1rem .9rem .2rem}
.hero-title{
  font-family:'Poppins',Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  font-weight:800;
  font-size:clamp(1.9rem,6vw,2.6rem);
  line-height:1.05;
  letter-spacing:.2px;
  background:linear-gradient(180deg,#ffffff 0%,#e9faff 60%,#c7ecff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 8px 30px rgba(0,0,0,.25);
  margin:.2rem 0 .4rem;
}
.hero__sub{color:#9fb3bc;margin:0}

/* Frete/CEP */
.frete{padding:.5rem .9rem 0}
.frete h2{font-size:1.15rem;margin:.2rem 0 .4rem;color:#d3e8ef}
.frete__row{display:flex;gap:.6rem}
.cep{flex:1;border-radius:12px;border:1px solid rgba(255,255,255,.18);background:#06151a;color:#eaf3f7;padding:.8rem .9rem;font-weight:700;letter-spacing:.5px}
.frete__msg{color:#9fb3bc;margin:.4rem 0 .2rem}
.badge-free{position:absolute;top:.6rem;left:.6rem;background:#052b1a;color:#a6f6c9;padding:.22rem .5rem;border-radius:999px;font-weight:900;border:1px solid rgba(34,197,94,.35)}

/* Products grid */
.products{display:grid;gap:.8rem;padding:1rem .9rem 1.2rem}
.card{position:relative;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:16px;overflow:hidden;box-shadow:0 12px 30px rgba(0,0,0,.28)}
/* MEDIA: aspect-ratio to avoid distortion on any screen */
.card__media{display:grid;place-items:center;background:linear-gradient(180deg,#0b3140,#0a2230);}
.card__media.portrait{aspect-ratio: 3/4;}
.card__media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.card__content{padding:.9rem}
.card h3{margin:.2rem 0 .5rem}
.price{display:flex;align-items:center;gap:.5rem;margin:.3rem 0 .6rem}
.price .now{font-size:1.35rem;font-weight:900;background:#0d1720;padding:.2rem .5rem;border-radius:10px}
.price .old{color:#89a0a9;text-decoration:line-through}
.qty{display:flex;align-items:center;gap:.5rem;margin:.3rem 0 .7rem}
.qty button{width:36px;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.16);background:transparent;color:#eaf3f7;font-weight:900}
.qty input{width:54px;text-align:center;border-radius:10px;border:1px solid rgba(255,255,255,.16);background:#06151a;color:#eaf3f7;padding:.4rem .2rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.9rem 1.1rem;border-radius:12px;font-weight:800;transition:transform .15s ease,box-shadow .25s ease,filter .2s ease,background-color .2s ease}
.btn--primary{background:#0ea5e9;color:#fff}
.btn--primary:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(14,165,233,.28);filter:brightness(1.05)}
.btn--primary:active{transform:translateY(1px) scale(.98)}
.btn-buy{background:#22c55e;color:#00140b}
.btn-buy:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(34,197,94,.25);filter:brightness(1.05)}
.btn-buy:active{transform:translateY(1px) scale(.98)}
.btn-secondary{background:transparent;border:1px solid rgba(255,255,255,.18);color:#eaf3f7}
.btn-secondary:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn-secondary:active{transform:translateY(1px) scale(.98)}
.btn-row{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}

/* Pulse animations */
@keyframes pulseSoft{
  0%{ transform: scale(1); filter: drop-shadow(0 8px 16px rgba(0,0,0,.28)); }
  50%{ transform: scale(1.02); filter: drop-shadow(0 12px 24px rgba(14,165,233,.18)); }
  100%{ transform: scale(1); filter: drop-shadow(0 8px 16px rgba(0,0,0,.28)); }
}
@keyframes pulseStrong{
  0%{ transform: scale(1); filter: drop-shadow(0 12px 24px rgba(0,0,0,.35)); }
  50%{ transform: scale(1.04); filter: drop-shadow(0 18px 36px rgba(14,165,233,.25)); }
  100%{ transform: scale(1); filter: drop-shadow(0 12px 24px rgba(0,0,0,.35)); }
}
.pulse-soft{ animation: pulseSoft 3.6s ease-in-out infinite; transform-origin:center; will-change:transform,filter }
.pulse-strong{ animation: pulseStrong 3.2s ease-in-out infinite; transform-origin:center; will-change:transform,filter }

/* Footer */
.footer{padding:1.2rem .9rem;color:#9fb3bc;text-align:center}

/* Glass overlay */
.glass-overlay{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(1200px 800px at 20% 10%, rgba(14,165,233,.10), transparent 60%),
    radial-gradient(900px 700px at 90% 80%, rgba(2,132,199,.12), transparent 65%),
    linear-gradient(180deg, rgba(0,0,0,.12), rgba(0,0,0,.24));
  backdrop-filter: blur(8px) saturate(120%);
}
header, main, section, footer{position:relative; z-index:1}

/* Small screens */
@media(max-width:380px){
  .header{grid-template-columns:auto auto}
  .header__badges{display:none}
}