:root{
    --bg:#f8f9fa;
    --nav:#343a40;
    --nav-2:#2b3a4a;
    --accent:#0d6efd;
    --accent-2:#7c4dff;
    --text:#212529;
}
html{ scroll-behavior:smooth; }
body{
    margin:0;
    font-family:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
    color:var(--text);
    background:linear-gradient(180deg,var(--bg),#eef3f8 80%);
}
/* Barra de navegación */
.navbar{
    position:fixed;
    top:0;
    left:0;
    right:0;
    height:64px;
    background:linear-gradient(90deg,var(--nav),var(--nav-2));
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:0 16px;
    box-shadow:0 2px 10px rgba(11,22,35,0.18);
    z-index:1000;
}
.brand{
    font-weight:700;
    font-size:1.05rem;
    letter-spacing:0.2px;
    color:var(--accent);
}
.nav-links{
    display:flex;
    gap:12px;
    align-items:center;
}
.nav-links a{
    color:#ddd;
    text-decoration:none;
    padding:8px 10px;
    border-radius:6px;
    transition:background .15s,color .15s,transform .12s;
    font-size:0.95rem;
}
.nav-links a:hover,
.nav-links a:focus{
    background:rgba(255,255,255,0.06);
    color:#fff;
    transform:translateY(-1px);
}
.nav-links a.active{
    color:#fff;
    background:linear-gradient(90deg, rgba(13,110,253,0.12), rgba(124,77,255,0.06));
    box-shadow:inset 0 -3px 0 var(--accent);
}

/* Espacio para que el contenido no quede bajo la barra */
main{ padding-top:104px; max-width:1000px; margin:0 auto; padding-left:16px; padding-right:16px; }

/* Hero / sección con imagen de fondo */
.hero{
    position:relative;
    min-height:48vh;
    border-radius:10px;
    overflow:hidden;
    margin-bottom:20px;
    box-shadow:0 6px 20px rgba(11,22,35,0.12);
    display:flex;
    align-items:center;
    justify-content:center;
    color:#fff;
    background-image: url('../imagenes/ufv.jpg');
    background-size:cover;
    background-position:center;
    background-repeat:no-repeat;
}
.hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg, rgba(10,25,47,0.45), rgba(10,25,47,0.65));
    z-index:0;
}
.hero-content{
    position:relative;
    z-index:1;
    text-align:center;
    padding:36px;
}
.hero-title{
    margin:0 0 8px 0;
    font-size:2.1rem;
    letter-spacing:0.3px;
    color: #fff;
    text-shadow:0 6px 18px rgba(5,10,20,0.45);
}
.hero-sub{
    margin:0 0 18px 0;
    font-size:1.05rem;
    color:rgba(255,255,255,0.9);
}

/* Botón de llamada */
.btn{
    display:inline-block;
    background:linear-gradient(90deg,var(--accent),var(--accent-2));
    color:#fff;
    padding:10px 16px;
    border-radius:8px;
    text-decoration:none;
    font-weight:600;
    box-shadow:0 6px 16px rgba(13,110,253,0.18);
    transition:transform .12s, box-shadow .12s, opacity .12s;
}
.btn:hover{ transform:translateY(-3px); opacity:0.98; box-shadow:0 10px 26px rgba(13,110,253,0.18); }

section{
    background:#fff;
    border-radius:8px;
    padding:24px;
    margin-bottom:20px;
    box-shadow:0 1px 3px rgba(0,0,0,0.06);
}
h1,h2{ margin:0 0 12px 0; color:var(--accent); }
p{ margin:0 0 12px 0; line-height:1.5; color:#333; }

/* Responsive */
@media (max-width:900px){
    .hero-title{ font-size:1.6rem; }
    .hero-sub{ font-size:0.98rem; }
}
@media (max-width:640px){
    .nav-links{ gap:6px; }
    .nav-links a{ padding:6px 8px; font-size:0.9rem; }
    main{ padding-top:96px; }
}

body{
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
    line-height:1.45;
    margin:0;
    padding:20px;
    background:#f5f7fa;
    color:#0b1220;
}
main{ max-width:1000px; margin:0 auto; }
.degree-section{
    background:#fff;
    border-radius:10px;
    padding:20px;
    box-shadow:0 6px 18px rgba(11,22,35,0.06);
}
h1{ margin-top:0; color:#0d6efd; }
p.lead{ margin:8px 0 16px; color:#334155; }

/* Tabla responsiva */
.table-wrap{ overflow:auto; border-radius:8px; border:1px solid #e6e9ee; }
table{
    width:100%;
    border-collapse:collapse;
    min-width:680px;
}
thead th{
    text-align:left;
    background:#f1f5f9;
    padding:12px 14px;
    font-weight:700;
    color:#0b1220;
    border-bottom:1px solid #e6e9ee;
}
tbody td{
    padding:12px 14px;
    border-bottom:1px solid #f1f5f9;
    vertical-align:top;
}
tbody tr:nth-child(even){ background:#fbfdff; }
caption{
    text-align:left;
    padding:12px 14px;
    font-weight:600;
    color:#0b1220;
}

/* Pequeñas notas */
.note{ font-size:0.95rem; color:#475569; margin-top:12px; }

@media (max-width:640px){
    body{ padding:12px; }
    table{ min-width:560px; }
}

/* =========================
   Footer
========================= */
footer{
    text-align:center;
    padding:15px;
    color:white;
    margin-top:150px;
}