/* =========================
   CABECERA INSTITUCIONAL LB
========================= */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800&display=swap');

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

:root {
    --lb-black:#000;
    --lb-white:#fff;
    --lb-gray:#565656;
    --lb-light:#E0E0E0;
}

/* =========================
   BUSCADOR (TOP FIXED)
========================= */

.lb-header-top{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:64px;
    background:#fff;
    border-bottom:1px solid rgba(0,0,0,.08);
    z-index:10000;

    display:flex;
    align-items:center;
    padding:0 8%;
}

.lb-header-top-container{
    width:100%;
    max-width:1400px;
    margin:0 auto;
}

.lb-search-form{
    display:flex;
    align-items:center;
    width:100%;
    max-width:650px;
    margin:0 auto;
}

.lb-search-form input{
    flex:1;
    height:44px;
    border:2px solid #e5e5e5;
    border-right:none;
    padding:0 16px;
    font-family:'Montserrat',sans-serif;
    font-size:15px;
    outline:none;
    transition:var(--lb-transition);
}

.lb-search-form input:focus{
    border-color:var(--lb-gray);
}

.lb-search-form button{
    width:52px;
    height:44px;
    border:none;
    background:#000;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:var(--lb-transition);
}

.lb-search-form button:hover{
    background:var(--lb-gray);
}

.lb-search-form button img{
    width:18px;
    height:18px;
}

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

.lb-header{
    position:fixed;
    top:64px;
    left:0;
    width:100%;
    height:120px;
    background:var(--lb-gray);
    z-index:9999;

    padding:0 8%;
    display:flex;
    align-items:center;

    transition:background .3s ease, box-shadow .3s ease;
}

.lb-header.lb-scrolled{
    background:#fff;
    box-shadow:0 4px 20px rgba(0,0,0,.08);
}

.lb-header-container{
    width:100%;
    max-width:1400px;
    margin:0 auto;
    display:flex;
    justify-content:space-between;
    align-items:center;
}

/* =========================
   LOGO
========================= */

.lb-logo img{
    height:90px;
    width:auto;
}

/* =========================
   NAV
========================= */

.lb-nav ul{
    display:flex;
    gap:50px;
    list-style:none;
    margin:0;
    padding:0;
}

.lb-nav a{
    font-family:'Montserrat',sans-serif;
    font-size:18px;
    font-weight:800;
    color:#fff;
    text-decoration:none;
}

.lb-header.lb-scrolled .lb-nav a{
    color:#000;
}

/* =========================
   BOTONES
======================= */

.lb-header-acciones{
    display:flex;
    flex-direction:column;
    gap:8px;
}

.lb-btn-menu{
    display:flex;
    align-items:center;
    justify-content:center;

    background:#000;
    color:#fff !important;

    padding:12px 24px;

    font-family:'Montserrat',sans-serif;
    font-size:15px;
    font-weight:800;

    border:2px solid #000;
    border-radius:4px;

    text-decoration:none;
    transition:.25s;
}

.lb-btn-menu:hover{
    background:#222;
    border-color:#222;
    color:#fff !important;
}

.lb-btn-menu:visited,
.lb-btn-menu:active{
    color:#fff !important;
}

/* =========================
   HAMBURGUESA
========================= */

.lb-hamburger{
    display:none;
    flex-direction:column;
    gap:6px;
    cursor:pointer;
}

.lb-hamburger span{
    width:30px;
    height:3px;
    background:#fff;
}

/* =========================
   MAIN OFFSET
========================= */

main{
    margin-top:184px;
}

/* =========================
   FORMULARIOS
========================= */

.lb-form{
    display:flex;
    flex-direction:column;
    gap:16px;
    text-align:left;
}

.lb-form label{
    font-weight:800;
    font-size:14px;
    text-transform:uppercase;
}

.lb-form input,
.lb-form textarea{
    padding:12px;
    border:2px solid var(--lb-light);
    font-family:'Montserrat',sans-serif;
    font-size:16px;
}

.lb-form textarea{
    min-height:140px;
}

.lb-form input:focus,
.lb-form textarea:focus{
    border-color:var(--lb-gray);
}

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

@media(max-width:900px){

    .lb-header-top{
        height:64px;
        padding:0 5%;
    }

    .lb-search-form{
        max-width:100%;
    }

    .lb-search-form input{
        height:42px;
        font-size:14px;
    }

    .lb-search-form button{
        width:50px;
        height:42px;
    }

    .lb-header{
        height:auto;
        padding:20px 5%;
    }

    main{
        margin-top:170px;
    }

    .lb-nav{
        display:none;
    }

    .lb-hamburger{
        display:flex;
    }

    .lb-header-acciones{
        display:none;
    }
}