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

*{

    margin:0;
    padding:0;
    box-sizing:border-box;
    scroll-behavior:smooth;
    font-family:Arial, Helvetica, sans-serif;

}


body{

    background:#eef3ff;
    color:#222;
    line-height:1.6;

}



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


header{

    position:fixed;
    top:0;
    width:100%;
    background:rgba(8,15,40,.95);

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

    padding:18px 8%;

    z-index:999;

    box-shadow:0 5px 15px rgba(0,0,0,.25);

}



.logo{

    display:flex;
    align-items:center;
    gap:12px;

}



.logo i{

    color:#00d4ff;
    font-size:32px;

}



.logo h2{

    color:white;
    font-size:28px;

}



nav{

    display:flex;
    gap:30px;

}



nav a{

    color:white;
    text-decoration:none;

    font-weight:bold;

    transition:.3s;

}



nav a:hover{

    color:#00d4ff;

}



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


.hero{

    height:100vh;

    background:

    linear-gradient(rgba(5,15,45,.72),rgba(5,15,45,.72)),

    url("https://images.unsplash.com/photo-1518770660439-4636190af475?w=1600");


    background-size:cover;

    background-position:center;

    display:flex;

    justify-content:center;

    align-items:center;

    text-align:center;

    padding:20px;

}



.overlay{

    max-width:850px;

}



.overlay h1{

    color:white;

    font-size:65px;

    margin-bottom:20px;

    text-shadow:2px 2px 10px black;

}



.overlay p{

    color:white;

    font-size:22px;

    margin-bottom:35px;

}



#btnHero{


    padding:18px 45px;

    border:none;

    border-radius:50px;

    cursor:pointer;

    background:linear-gradient(45deg,#00bfff,#0077ff);

    color:white;

    font-size:19px;

    font-weight:bold;

    transition:.35s;


}



#btnHero:hover{


    transform:translateY(-5px);

    box-shadow:0 15px 30px rgba(0,119,255,.4);


}



/*==========================
SECCIONES
==========================*/


section{


    padding:90px 9%;


}



section h2{


    text-align:center;

    font-size:38px;

    margin-bottom:50px;

    color:#12356f;


}



/*==========================
BENEFICIOS
==========================*/


.benefits{

    background:white;

}



.benefit-container{


    display:flex;

    justify-content:center;

    gap:35px;

    flex-wrap:wrap;


}



.benefit{


    width:300px;

    background:#ffffff;

    padding:35px;

    border-radius:20px;

    text-align:center;

    box-shadow:0 10px 25px rgba(0,0,0,.12);

    transition:.35s;


}



.benefit:hover{


    transform:translateY(-12px);


}



.benefit i{


    font-size:55px;

    color:#0077ff;

    margin-bottom:20px;


}



.benefit h3{


    margin-bottom:15px;

    color:#173a75;


}



.benefit p{


    color:#666;


}



/*==========================
PONENTES
==========================*/


#ponentes{

    background:#eef4ff;

}



.cards{


    display:flex;

    justify-content:center;

    gap:35px;

    flex-wrap:wrap;


}


.card{

    width:320px;

    background:white;

    border-radius:20px;

    overflow:hidden;

    box-shadow:0 12px 28px rgba(0,0,0,.18);

    transition:.35s;

}



.card:hover{

    transform:translateY(-10px);

}



.card img{

    width:100%;

    height:320px;

    object-fit:cover;

}



.card h3{

    margin-top:20px;

    text-align:center;

    color:#143d78;

}



.card p{

    text-align:center;

    padding:15px;

    color:#666;

}



.icons{

    display:flex;

    justify-content:center;

    gap:22px;

    padding:20px;

}



.icons i{

    font-size:25px;

    color:#0077ff;

    cursor:pointer;

    transition:.3s;

}



.icons i:hover{

    transform:scale(1.3);

    color:#00bfff;

}



/*==========================
AGENDA
==========================*/


#agenda{

    background:white;

}



.timeline{


    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));

    gap:25px;


}



.item{


    background:linear-gradient(135deg,#0d47a1,#1976d2);

    color:white;

    padding:30px;

    border-radius:18px;

    text-align:center;

    transition:.35s;

    box-shadow:0 10px 20px rgba(0,0,0,.15);


}



.item:hover{


    transform:translateY(-8px);


}



.item h3{


    margin-bottom:15px;

    font-size:24px;


}



/*==========================
FORMULARIO
==========================*/


#registro{


    background:#eef4ff;


}



form{


    max-width:650px;

    margin:auto;

    background:white;

    padding:40px;

    border-radius:20px;

    box-shadow:0 12px 25px rgba(0,0,0,.12);


}



form input,
form select{


    width:100%;

    padding:15px;

    margin-bottom:20px;

    border:1px solid #ccc;

    border-radius:10px;

    font-size:16px;

    outline:none;

    transition:.3s;


}



form input:focus,
form select:focus{


    border-color:#1976d2;

    box-shadow:0 0 10px rgba(25,118,210,.25);


}



form button{


    width:100%;

    padding:16px;

    border:none;

    border-radius:50px;

    background:linear-gradient(45deg,#1976d2,#00bfff);

    color:white;

    font-size:18px;

    font-weight:bold;

    cursor:pointer;

    transition:.35s;


}



form button:hover{


    transform:scale(1.03);


}



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


footer{


    background:#08142c;

    color:white;

    text-align:center;

    padding:50px 20px;


}



footer h2{


    margin-bottom:15px;


}



footer p{


    margin:10px 0;


}



.social{


    margin:25px 0;


}



.social i{


    font-size:28px;

    margin:0 12px;

    cursor:pointer;

    transition:.3s;


}



.social i:hover{


    color:#00bfff;

    transform:scale(1.2);


}



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


@media(max-width:992px){


header{


    flex-direction:column;

    gap:15px;


}


nav{

    flex-wrap:wrap;

    justify-content:center;

    gap:15px;

}



.overlay h1{

    font-size:48px;

}



.overlay p{

    font-size:18px;

}


}



@media(max-width:768px){


section{

    padding:70px 6%;

}



.overlay h1{

    font-size:38px;

}



.overlay p{

    font-size:17px;

}



.logo h2{

    font-size:22px;

}



nav{

    gap:10px;

}



nav a{

    font-size:14px;

}



.card{

    width:100%;

    max-width:350px;

}



.benefit{

    width:100%;

    max-width:330px;

}



form{

    padding:25px;

}


}



@media(max-width:480px){


.overlay h1{

    font-size:30px;

}



.overlay p{

    font-size:15px;

}



#btnHero{

    width:100%;

}


}