/* =========================
   RESET
========================= */

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

html{
    scroll-behavior:smooth;
}

body{
    font-family:Arial, Helvetica, sans-serif;
    background:#f5f8fc;
    color:#0d1b2a;
    overflow-x:hidden;
}



/* =========================
   VARIABLES
========================= */

:root{

    --azul-oscuro:#04152d;
    --azul:#0a2d63;
    --celeste:#00bfff;
    --celeste2:#5ee3ff;
    --morado:#7161ff;

    --texto:#102033;
    --gris:#66758a;
    --blanco:#ffffff;

}



/* =========================
   HEADER
========================= */

.header{

    width:100%;
    position:absolute;
    top:0;
    left:0;
    z-index:100;

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

    padding:30px 70px;

}

.logo img{
    width:210px;
}

.menu{
    display:flex;
    align-items:center;
    gap:35px;
}

.menu a{

    text-decoration:none;
    color:white;
    font-size:15px;
    font-weight:600;

    transition:.3s;

}

.menu a:hover{
    color:var(--celeste);
}

.btn-header{

    text-decoration:none;

    background:linear-gradient(135deg,var(--celeste),var(--morado));

    color:white;

    padding:15px 28px;

    border-radius:100px;

    font-weight:700;
    font-size:14px;

    transition:.3s;

    box-shadow:0 10px 30px rgba(0,191,255,.25);

}

.btn-header:hover{

    transform:translateY(-3px);

}



/* =========================
   HERO
========================= */

.hero{

    width:100%;
    min-height:950px;

    position:relative;

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

    padding:170px 70px 120px 70px;

    overflow:hidden;

    background:
    linear-gradient(90deg,
    rgba(2,11,30,.96) 0%,
    rgba(4,21,45,.92) 40%,
    rgba(0,191,255,.18) 100%),

    url("../images/hero-avanza.png");

    background-size:cover;
    background-position:center;

}

.hero-overlay{

    position:absolute;
    inset:0;

    background:
    radial-gradient(circle at top right,
    rgba(94,227,255,.25),
    transparent 40%);

}

.hero-content{

    width:55%;
    position:relative;
    z-index:2;

}

.hero-subtitle{

    color:var(--celeste2);

    font-size:14px;
    font-weight:800;

    letter-spacing:3px;

    display:block;

    margin-bottom:28px;

}

.hero h1{

    color:white;

    font-size:76px;
    line-height:1.05;

    margin-bottom:30px;

    font-weight:800;

}

.hero h1 span{

    background:linear-gradient(135deg,var(--celeste2),var(--morado));

    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;

}

.hero p{

    color:rgba(255,255,255,.82);

    font-size:18px;
    line-height:1.9;

    max-width:700px;

    margin-bottom:45px;

}

.hero-buttons{

    display:flex;
    gap:20px;
    flex-wrap:wrap;

}

.btn-primary{

    text-decoration:none;

    background:linear-gradient(135deg,var(--celeste),var(--morado));

    color:white;

    padding:18px 34px;

    border-radius:100px;

    font-weight:700;

    transition:.3s;

    box-shadow:0 15px 40px rgba(0,191,255,.28);

}

.btn-primary:hover{

    transform:translateY(-4px);

}

.btn-secondary{

    text-decoration:none;

    border:1px solid rgba(255,255,255,.5);

    color:white;

    padding:18px 34px;

    border-radius:100px;

    font-weight:700;

    transition:.3s;

    backdrop-filter:blur(10px);

}

.btn-secondary:hover{

    background:white;
    color:var(--azul-oscuro);

}

.hero-image{

    width:42%;
    position:relative;
    z-index:2;

    display:flex;
    justify-content:flex-end;

}

.hero-image img{

    width:100%;
    max-width:620px;

}



/* =========================
   SERVICES
========================= */

.services{

    width:100%;

    padding:110px 70px;

    background:white;

    position:relative;

}

.section-title{

    text-align:center;

    max-width:900px;

    margin:auto;
    margin-bottom:70px;

}

.section-title span{

    color:var(--celeste);

    font-size:14px;
    font-weight:800;

    letter-spacing:2px;

}

.section-title h2{

    font-size:52px;

    margin-top:18px;
    margin-bottom:20px;

    color:var(--azul-oscuro);

    line-height:1.15;

}

.section-title h2 span{

    font-size:52px;

    background:linear-gradient(135deg,var(--celeste),var(--morado));

    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;

}

.section-title p{

    color:var(--gris);

    font-size:18px;
    line-height:1.8;

}

.services-grid{

    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:28px;

}

.service-card{

    background:white;

    border-radius:30px;

    overflow:hidden;

    box-shadow:0 20px 50px rgba(8,27,58,.08);

    transition:.4s;

}

.service-card:hover{

    transform:translateY(-10px);

}

.service-image{

    width:100%;
    height:220px;

    overflow:hidden;

}

.service-image img{

    width:100%;
    height:100%;

    object-fit:cover;

    transition:.5s;

}

.service-card:hover .service-image img{

    transform:scale(1.08);

}

.service-content{

    padding:35px;

}

.service-icon{

    width:68px;
    height:68px;

    border-radius:22px;

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

    font-size:28px;

    color:white;

    background:
    linear-gradient(135deg,var(--azul),var(--celeste));

    margin-top:-68px;
    margin-bottom:25px;

    position:relative;

    box-shadow:0 15px 35px rgba(0,191,255,.25);

}

.service-content h3{

    font-size:28px;

    color:var(--azul-oscuro);

    margin-bottom:18px;

    line-height:1.2;

}

.service-content p{

    color:var(--gris);

    line-height:1.8;

    margin-bottom:22px;

}

.service-content a{

    text-decoration:none;

    color:var(--celeste);

    font-weight:800;

}



/* =========================
   WHY
========================= */

.why{

    width:100%;

    padding:110px 70px;

    background:#eef5fb;

    display:grid;

    grid-template-columns:1.2fr .8fr;

    gap:35px;

}

.why-left{

    background:
    linear-gradient(135deg,var(--azul-oscuro),var(--azul));

    border-radius:40px;

    padding:60px;

    color:white;

    position:relative;

    overflow:hidden;

}

.why-left::before{

    content:"";

    position:absolute;

    width:500px;
    height:500px;

    background:
    radial-gradient(circle,
    rgba(94,227,255,.18),
    transparent 70%);

    top:-200px;
    right:-200px;

}

.why-left span{

    color:var(--celeste2);

    font-size:14px;
    font-weight:800;

    letter-spacing:2px;

}

.why-left h2{

    font-size:54px;

    line-height:1.1;

    margin:22px 0 35px;

}

.why-left ul{

    list-style:none;

    margin-bottom:40px;

}

.why-left ul li{

    margin-bottom:18px;

    font-size:17px;

    line-height:1.6;

    position:relative;

    padding-left:32px;

}

.why-left ul li::before{

    content:"✓";

    position:absolute;

    left:0;
    top:0;

    color:var(--celeste2);

    font-weight:900;

}

.why-right{

    display:flex;
    align-items:center;

}

.stats{

    width:100%;

    display:grid;

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

    gap:25px;

}

.stat-box{

    background:white;

    border-radius:30px;

    padding:40px;

    box-shadow:0 15px 40px rgba(8,27,58,.06);

    transition:.3s;

}

.stat-box:hover{

    transform:translateY(-8px);

}

.stat-box h3{

    font-size:48px;

    margin-bottom:10px;

    color:var(--azul-oscuro);

}

.stat-box p{

    color:var(--gris);

    line-height:1.6;

}



/* =========================
   CLIENTS
========================= */

.clients{

    width:100%;

    padding:90px 70px;

    background:white;

    text-align:center;

}

.clients span{

    color:var(--celeste);

    font-size:14px;
    font-weight:800;

    letter-spacing:2px;

}

.clients-logos{

    margin-top:55px;

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

    flex-wrap:wrap;

    gap:70px;

}

.clients-logos img{

    max-width:140px;

    opacity:1;

    transition:.3s;

}

.clients-logos img:hover{

    opacity:.50;

}



/* =========================
   CTA
========================= */

.cta{

    margin:0 70px 90px 70px;

    padding:70px;

    border-radius:40px;

    background:
    linear-gradient(135deg,
    var(--azul),
    var(--celeste),
    var(--morado));

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

    gap:50px;

    color:white;

    position:relative;

    overflow:hidden;

}

.cta::before{

    content:"";

    position:absolute;

    width:450px;
    height:450px;

    background:
    radial-gradient(circle,
    rgba(255,255,255,.18),
    transparent 70%);

    right:-120px;
    top:-120px;

}

.cta-left{

    width:60%;
    position:relative;
    z-index:2;

}

.cta-left h2{

    font-size:50px;

    line-height:1.15;

}

.cta-right{

    width:35%;

    position:relative;
    z-index:2;

}

.cta-right p{

    font-size:18px;

    margin-bottom:25px;

    line-height:1.7;

}

.btn-white{

    text-decoration:none;

    background:white;

    color:var(--azul);

    padding:18px 34px;

    border-radius:100px;

    font-weight:800;

    display:inline-block;

    transition:.3s;

}

.btn-white:hover{

    transform:translateY(-4px);

}



/* =========================
   FOOTER
========================= */

.footer{

    width:100%;

    background:var(--azul-oscuro);

    padding:90px 70px;

    display:grid;

    grid-template-columns:1.5fr 1fr 1fr 1fr;

    gap:45px;

}

.footer-column img{

    width:220px;

    margin-bottom:28px;

}

.footer-column p{

    color:rgba(255,255,255,.72);

    line-height:1.8;

    font-size:15px;

}

.footer-column h4{

    color:white;

    margin-bottom:25px;

    font-size:20px;

}

.footer-column a{

    display:block;

    text-decoration:none;

    color:rgba(255,255,255,.72);

    margin-bottom:14px;

    transition:.3s;

}

.footer-column a:hover{

    color:var(--celeste);

}



/* =========================
   WHATSAPP
========================= */

.whatsapp-button{

    position:fixed;

    right:25px;
    bottom:25px;

    width:70px;
    height:70px;

    border-radius:50%;

    background:
    linear-gradient(135deg,var(--celeste),var(--morado));

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

    color:white;

    text-decoration:none;

    font-size:28px;

    box-shadow:0 18px 45px rgba(0,191,255,.35);

    z-index:999;

}



/* =========================
   RESPONSIVE
========================= */

@media(max-width:1200px){

    .services-grid{
        grid-template-columns:repeat(2,1fr);
    }

    .hero{
        flex-direction:column;
        text-align:center;
    }

    .hero-content{
        width:100%;
    }

    .hero-image{
        width:100%;
        margin-top:60px;
        justify-content:center;
    }

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

    .footer{
        grid-template-columns:repeat(2,1fr);
    }

}

@media(max-width:768px){

    .header{
        padding:25px;
    }

    .menu{
        display:none;
    }

    .hero{
        padding:170px 25px 90px 25px;
    }

    .hero h1{
        font-size:48px;
    }

    .section-title h2{
        font-size:40px;
    }

    .section-title h2 span{
        font-size:40px;
    }

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

    .services,
    .why,
    .clients{
        padding:90px 25px;
    }

    .cta{
        margin:0 25px 70px 25px;
        padding:50px 30px;
        flex-direction:column;
        text-align:center;
    }

    .cta-left,
    .cta-right{
        width:100%;
    }

    .cta-left h2{
        font-size:38px;
    }

    .footer{
        grid-template-columns:1fr;
        padding:70px 25px;
    }

}