*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Inter', sans-serif;
}

body{
    background:#f8f9fb;
    color:#111;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

/* HEADER */

header{
    background:white;
    padding:15px 0;
    box-shadow:0 2px 10px rgba(0,0,0,0.05);
}

.header-content{
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
}

.logo{
    height:90px;
}

/* HERO */

.hero{
    background:linear-gradient(135deg,#0d47a1,#1976d2);
    color:white;
    text-align:center;
    padding:80px 20px;
}

/* IMAGEM RESPONSIVA HERO */
.banner{
    width:100%;
    max-width:90%;
    height:auto;
    margin:0 auto 30px auto;
    display:block;
}

.hero h1{
    font-size:2.2rem;
    margin-bottom:20px;
}

.hero p{
    margin-bottom:30px;
}

/* BOTÕES */

.btn-header,
.btn-main,
.card a,
.whatsapp-float{
    background:#25D366;
    color:white;
    padding:12px 25px;
    border-radius:50px;
    text-decoration:none;
    font-weight:600;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    transition:0.3s;
}

.btn-header:hover,
.btn-main:hover,
.card a:hover,
.whatsapp-float:hover{
    background:#1ebe5d;
    transform:scale(1.05);
}

/* PRODUTOS */

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

.products-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:25px;
}

.card{
    background:white;
    padding:20px;
    border-radius:20px;
    box-shadow:0 10px 25px rgba(0,0,0,0.08);
}

.card img{
    width:100%;
    border-radius:15px;
    margin-bottom:15px;
}

/* CTA */

.cta{
    background:#111;
    color:white;
    text-align:center;
    padding:60px 20px;
}

/* FLOAT */

.whatsapp-float{
    position:fixed;
    bottom:20px;
    right:20px;
    box-shadow:0 5px 20px rgba(0,0,0,0.3);
    z-index:999;
}

/* FOOTER */

footer{
    text-align:center;
    padding:20px;
    background:white;
    font-size:0.9rem;
}

/* ================= RESPONSIVO ================= */

@media (max-width:768px){

    .header-content{
        flex-direction:column;
        gap:15px;
    }

    .logo{
        height:65px;
    }

    .hero h1{
        font-size:1.6rem;
    }

    .banner{
        max-width:300px;
    }

    .products-grid{
        grid-template-columns:1fr;
    }

    .btn-header,
    .btn-main{
        width:100%;
    }
}

@media (max-width:480px){

    .hero h1{
        font-size:1.4rem;
    }

    .banner{
        max-width:220px;
    }

}