*{margin:0;padding:0;box-sizing:border-box;font-family:'Inter',sans-serif}
body{background:#0b1220;color:#fff}

header{position:fixed;top:0;width:100%;display:flex;justify-content:space-between;align-items:center;padding:20px 50px;background:rgba(10,15,30,0.7);backdrop-filter:blur(10px);z-index:1000}
header nav a{margin:0 15px;color:#fff;text-decoration:none;opacity:.8;transition:.3s}
header nav a:hover{opacity:1}

.btn{
    background:linear-gradient(135deg,#1e73ff,#4da3ff);
    padding:10px 18px;
    border-radius:10px;
    color:#fff;text-decoration:none;
    font-weight:600;
    transition:.3s;
    display:inline-block
}

.btn:hover{
    transform:translateY(-3px);
    box-shadow:0 10px 25px rgba(30,115,255,.4)
}

.hero{
    height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    background:url('https://images.unsplash.com/photo-1581093458791-9d42e5b2a3b6') center/cover no-repeat;
    position:relative
}

.hero::after{
    content:'';
    position:absolute;
    width:100%;
    height:100%;
    background:rgba(10,15,30,0)
}

.hero-content{
    position:relative;
    max-width:800px;
    animation:fadeUp 1s ease;
    text-align:left;
    margin-left:50px;
    z-index:2;
}

.hero h1,
.hero p{
    text-shadow:0 2px 10px rgba(0,0,0,0.6);
}

.hero h1{
    font-size:60px;
    font-weight:700
}

.hero span{
    color:#4da3ff
}

.hero p{
    margin:20px 0;
    font-size:20px;
    opacity:.9
}

.logo-area{
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-header{
    height: 60px;
}

.stats{
    display:flex;
    justify-content:center;
    gap:40px;
    margin-top:30px
}

.stat{
    opacity:.9
}

.stat h2{
    font-size:28px
}

section{
    padding:100px 60px
}

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

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

.card{
    background:#111a2e;
    padding:20px;
    border-radius:16px;
    transition:.4s;
    opacity:0;
    transform:translateY(40px);
    text-align:center
}

.card.show{
    opacity:1;transform:translateY(0)
}

.card:hover{
    transform:translateY(-10px)}

.card img{
    width:100%;
    height:210px;
    object-fit:cover;
    border-radius:10px;
    margin-bottom:15px
}

.section-title{
    font-size:32px;
    margin-bottom:20px
}

.section-sub{
    opacity:.7;
    margin-bottom:40px
}

.brands img{
    height:100px;
    margin:10px;
    background:#fff;
    padding:8px;
    border-radius:8px
}

footer{
    text-align:center;
    padding:30px;
    background:#050a18;
    margin-top:40px
}

.contato-box{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:30px;
    margin-top:40px;
}

.contato-item{
    background:#111a2e;
    padding:25px;
    border-radius:16px;
    transition:.3s;
}

.contato-item:hover{
    transform:translateY(-5px);
    box-shadow:0 10px 25px rgba(0,0,0,0.3);
}

.contato-item h3{
    margin-bottom:15px;
    font-size:20px;
    color:#4da3ff;
}

.contato-item p{
    margin:6px 0;
    opacity:.85;
    line-height:1.5;
}

.redes{
    text-align:center;
    padding:80px 20px;
}

.redes-links{
    display:flex;
    justify-content:center;
    gap:20px;
    margin-top:20px;
    flex-wrap:wrap;
}

.rede{
    padding:12px 25px;
    border-radius:10px;
    text-decoration:none;
    font-weight:600;
    color:#fff;
    transition:.3s;
}

.insta{
    background:linear-gradient(45deg,#f58529,#dd2a7b,#8134af,#515bd4);
}

.linkedin{
    background:#0a66c2;
}

.facebook{
    background:#1877f2;
}

.rede:hover{
    transform:translateY(-5px);
    box-shadow:0 10px 20px rgba(0,0,0,0.3);
}

img#peca-maior {
    height: 290px;
}

img#aditivo {
    height: 260px;
}

@keyframes fadeUp{
    from{
        opacity:0;
        transform:translateY(40px)}to{opacity:1;
        transform:translateY(0)
        }
}

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

/* Tablets */
@media (max-width: 1024px){

    header{
        padding:15px 30px;
    }

    .hero h1{
        font-size:45px;
    }

    .hero p{
        font-size:18px;
    }

    section{
        padding:80px 30px;
    }

}

/* Celulares */
@media (max-width: 768px){

    header{
        flex-direction:column;
        gap:10px;
        padding:15px 20px;
        text-align:center;
    }

    header nav{
        display:flex;
        flex-wrap:wrap;
        justify-content:center;
    }

    header nav a{
        margin:5px 10px;
    }

    .hero{
        height:auto;
        padding:120px 20px 80px;
    }

    .hero h1{
        font-size:32px;
        line-height:1.2;
    }

    .hero p{
        font-size:16px;
    }

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

    section{
        padding:60px 20px;
    }

    .section-title{
        font-size:26px;
    }

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

    .brands img{
        height:70px;
    }

    .btn{
        padding:10px 15px;
        font-size:14px;
    }

    img#peca-maior,
    img#aditivo{
        height:auto;
        max-height:200px;
        width:100%;
        object-fit:contain;
    }

}

/* Celulares pequenos */
@media (max-width: 480px){

    .hero h1{
        font-size:26px;
    }

    .hero p{
        font-size:14px;
    }

    .section-title{
        font-size:22px;
    }

    .contato-item{
        padding:20px;
    }

}

.bg-img{
    position:absolute;
    width:100%;
    height:100%;
    object-fit:cover;
    top:0;
    left:0;
    z-index:0;
}
.overlay{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;

    background:linear-gradient(
        to right,
        rgba(11,18,32,0.7) 0%,
        rgba(11,18,32,0.5) 40%,
        rgba(11,18,32,0.2) 70%,
        rgba(11,18,32,0) 100%
    );

    z-index:1;
}