```css
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

:root{

    --bg:#020617;
    --bg-soft:#071120;

    --card:#08111f;
    --card-2:#0f172a;

    --border:#1e293b;

    --text:#ffffff;
    --muted:#94a3b8;

    --green:#22c55e;
    --green-dark:#16a34a;

    --purple:#7c3aed;
    --purple-dark:#5b21b6;

}

html{
    scroll-behavior:smooth;
}

body{
    font-family:Arial, Helvetica, sans-serif;
    background:
    radial-gradient(circle at top,#101b2f 0%,#020617 45%);
    color:var(--text);
    min-height:100vh;
}

/* HEADER */

.site-header{

    position:sticky;
    top:0;
    z-index:100;

    backdrop-filter:blur(14px);

    background:
    rgba(2,6,23,.85);

    border-bottom:
    1px solid rgba(255,255,255,.04);

}

.site-header-inner{

    max-width:1250px;
    margin:auto;

    padding:18px 24px;

    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;

}

.brand{

    display:flex;
    align-items:center;
    gap:14px;

    text-decoration:none;
    color:#fff;

}

.brand-icon{

    width:48px;
    height:48px;

    border-radius:16px;

    display:flex;
    align-items:center;
    justify-content:center;

    background:
    linear-gradient(
    135deg,
    var(--purple),
    var(--green)
    );

    font-size:22px;
    font-weight:bold;

    box-shadow:
    0 10px 30px rgba(124,58,237,.35);

}

.brand strong{

    display:block;
    font-size:20px;

}

.brand span{

    color:var(--green);

}

.brand small{

    display:block;
    margin-top:2px;

    color:var(--muted);
    font-size:12px;

}

.nav-desktop{

    display:flex;
    align-items:center;
    gap:28px;

}

.nav-desktop a{

    color:#fff;
    text-decoration:none;

    font-size:15px;
    transition:.2s;

}

.nav-desktop a:hover{

    color:var(--green);

}

.header-actions{

    display:flex;
    align-items:center;
    gap:15px;

}

.mini-link{

    color:#fff;
    text-decoration:none;

}

.secure-badge{

    background:
    rgba(34,197,94,.12);

    color:#86efac;

    border:
    1px solid rgba(34,197,94,.2);

    padding:10px 14px;

    border-radius:999px;

    font-size:13px;
    font-weight:bold;

}

/* HERO */

.container{

    width:100%;
    max-width:1250px;

    margin:auto;

    padding:40px 24px;

}

.hero{

    display:grid;
    grid-template-columns:1.1fr .9fr;

    gap:50px;
    align-items:center;

    margin-bottom:70px;

}

.hero-content h1{

    font-size:68px;
    line-height:1.05;

    margin-bottom:24px;

}

.hero-content h1 span{

    color:var(--green);

}

.hero-content p{

    font-size:19px;
    line-height:1.8;

    color:var(--muted);

    max-width:650px;

}

.hero-boxes{

    display:flex;
    gap:15px;

    margin-top:35px;

    flex-wrap:wrap;

}

.hero-mini{

    background:
    rgba(255,255,255,.03);

    border:
    1px solid rgba(255,255,255,.05);

    border-radius:18px;

    padding:16px 18px;

    min-width:170px;

}

.hero-mini strong{

    display:block;
    margin-bottom:6px;

}

.hero-mini span{

    color:var(--muted);
    font-size:14px;

}

.hero-image{

    position:relative;

}

.hero-card{

    background:
    linear-gradient(
    180deg,
    #0f172a,
    #020617
    );

    border:
    1px solid rgba(255,255,255,.06);

    border-radius:32px;

    padding:30px;

    position:relative;

    overflow:hidden;

    box-shadow:
    0 30px 90px rgba(0,0,0,.45);

}

.hero-card::before{

    content:'';

    position:absolute;

    width:350px;
    height:350px;

    border-radius:50%;

    background:
    rgba(34,197,94,.15);

    filter:blur(60px);

    right:-100px;
    top:-100px;

}

.phone-mock{

    width:100%;
    border-radius:28px;

    background:
    linear-gradient(
    180deg,
    #111827,
    #030712
    );

    border:
    1px solid rgba(255,255,255,.06);

    padding:30px;

    position:relative;

}

.code-screen{

    background:#000;
    border-radius:22px;

    padding:40px 20px;

    text-align:center;

}

.code-screen strong{

    display:block;
    margin-top:15px;

    color:#22c55e;

    font-size:28px;

}

/* SECTION */

.section-title{

    margin-bottom:30px;

}

.section-title h2{

    font-size:42px;
    margin-bottom:10px;

}

.section-title p{

    color:var(--muted);

}

/* PRODUTOS */

.product-grid{

    display:grid;

    grid-template-columns:
    repeat(3, minmax(0, 380px));

    gap:24px;

    justify-content:start;

}

.product-card{

    background:
    linear-gradient(
    180deg,
    #08111f,
    #050b16
    );

    border:
    1px solid rgba(255,255,255,.05);

    border-radius:22px;

    overflow:hidden;

    transition:.25s;

    position:relative;

    width:100%;

    max-width:none;

}

.product-card:hover{

    transform:translateY(-6px);

    box-shadow:
    0 30px 70px rgba(0,0,0,.35);

}

.product-image{

    width:100%;

    height:180px;

    object-fit:cover;

    background:#0f172a;

}

.product-body{

    padding:20px;

}

.stock-badge{

    display:inline-flex;

    align-items:center;
    gap:6px;

    padding:8px 12px;

    border-radius:999px;

    font-size:12px;
    font-weight:bold;

    margin-bottom:16px;

}

.stock-ok{

    background:
    rgba(34,197,94,.12);

    color:#86efac;

}

.stock-off{

    background:
    rgba(239,68,68,.12);

    color:#fecaca;

}

.product-title{

    font-size:20px;
    font-weight:900;

    margin-bottom:8px;

}

.product-desc{

    color:var(--muted);

    line-height:1.5;

    min-height:45px;

    font-size:14px;

}

.product-price{

    color:var(--green);

    font-size:28px;
    font-weight:900;

    margin:18px 0;

}

.btn{

    display:flex;
    align-items:center;
    justify-content:center;

    width:100%;

    padding:16px;

    border-radius:18px;

    text-decoration:none;

    font-size:16px;
    font-weight:bold;

    transition:.2s;

}

.btn-primary{

    background:
    linear-gradient(
    135deg,
    var(--green),
    var(--green-dark)
    );

    color:#fff;

}

.btn-primary:hover{

    transform:translateY(-2px);

}

.btn-secondary{

    background:#1e293b;
    color:#fff;

}

/* FOOTER */

.site-footer{

    margin-top:80px;

    border-top:
    1px solid rgba(255,255,255,.05);

    padding:50px 24px;

}

.footer-grid{

    max-width:1250px;
    margin:auto;

    display:grid;

    grid-template-columns:
    repeat(auto-fit,minmax(250px,1fr));

    gap:25px;

    margin-bottom:30px;

}

.footer-grid div{

    background:
    rgba(255,255,255,.03);

    border:
    1px solid rgba(255,255,255,.04);

    padding:22px;

    border-radius:20px;

}

.footer-grid strong{

    display:block;
    margin-bottom:8px;

}

.footer-grid span{

    color:var(--muted);

}

.footer-copy{

    text-align:center;
    color:var(--muted);

}

/* RESPONSIVO */

@media(max-width:980px){

    .hero{

        grid-template-columns:1fr;

    }

    .hero-content h1{

        font-size:48px;

    }

    .product-grid{

        grid-template-columns:repeat(2, 1fr);

    }

}

@media(max-width:768px){

    .nav-desktop{

        display:none;

    }

    .header-actions{

        display:none;

    }

    .hero-content h1{

        font-size:40px;

    }

    .section-title h2{

        font-size:34px;

    }

}

@media(max-width:600px){

    .product-grid{

        grid-template-columns:1fr;

    }

}
```