:root{
    --red:#1c91df;         /* rojo estilo */
    --dark:#121212;
    --text:#2a2a2a;
    --muted:#6b7280;
    --bg:#f5f6f7;          /* gris muy claro */
    --card:#ffffff;
    --line:#e6e7ea;
  }
  /* Reset mínimo + tipografía */
  *,*::before,*::after{box-sizing:border-box}
  html,body{margin:0}
  body{
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
    color:var(--text);
    background:var(--bg);
    line-height:1.6;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}

  /* Navbar */
  .nav{
    position:sticky;top:0;z-index:50;
    backdrop-filter:saturate(180%) blur(10px);
    background:rgba(255,255,255,.85);
    border-bottom:1px solid var(--line);
  }
  .nav__inner{
    max-width:1200px;margin:auto;display:flex;align-items:center;gap:24px;
    padding:12px 20px;
  }

  .brand img{
    width: 100px;
  }
 
  .link{
    padding:10px 12px;border-radius:8px;font-weight:600;color:var(--dark);
  }
  .link:hover{background:#fff;border:1px solid var(--line)}

  /* Hero */
  .hero{
    position:relative;isolation:isolate;
    min-height:72vh;display:grid;place-items:center;
    background:
      linear-gradient(0deg, rgb(20 104 231 / 62%), rgb(48 115 237 / 51%)),
      url("https://images.unsplash.com/photo-1523580846011-d3a5bc25702b?q=80&w=1600&auto=format&fit=crop") center/cover no-repeat;
    color:#fff;text-align:center;
  }
  .hero__content{padding:64px 20px;max-width:1100px;margin:auto}
  .kicker{text-transform:uppercase;letter-spacing:.18em;font-weight:800;opacity:.95}
  .headline{font-size:clamp(32px,5vw,56px);line-height:1.1;margin:.4rem 0 1rem;font-weight:900}
  .sub{max-width:760px;margin:auto;font-size:clamp(16px,2.2vw,18px);opacity:.95}
  .cta{
    margin-top:28px;display:inline-block;padding:14px 22px;border-radius:999px;
    background:#fff;color:var(--red);font-weight:600;border:2px solid #fff;
    box-shadow:0 10px 30px rgba(0,0,0,.18);
    transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  }
  .cta:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(0,0,0,.22);background:transparent;color:#fff}

  /* Layout utilidades */
  section{padding:72px 20px}
  .container{max-width:1200px;margin:auto}
  .section-title{
    display:flex;align-items:center;gap:14px;margin:0 auto 28px;max-width:1100px;
  }
  .section-title .bar{width:56px;height:4px;background:var(--red);border-radius:2px}
  .section-title h2{margin:0;font-size:clamp(24px,3.2vw,32px);font-weight:900;color:var(--dark)}

  /* Cards estilo “UVM minimal” con sombra sutil (gris 3D suave) */
  .grid{display:grid;gap:22px}
  .grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
  @media (max-width: 900px){
    .grid-2,.grid-3{grid-template-columns:1fr}
  }
  .card{
    background:var(--card);border-radius:16px;padding:24px;
    border:1px solid var(--line);
    box-shadow: 0 8px 14px rgba(20,20,20,.06), inset 0 0 0 0 #0000;
    transition:transform .2s ease, box-shadow .2s ease;
  }
  .card:hover{transform:translateY(-4px);box-shadow:0 14px 26px rgba(20,20,20,.10)}
  .muted{color:var(--muted)}

  /* Biblioteca / Misión / Visión / Valores */
  .pill{display:inline-block;padding:6px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12px;font-weight:700;color:var(--muted)}
  .list{margin:8px 0 0 0;padding-left:18px}
  .list li{margin:6px 0}

  /* Áreas con 4 fotografías */
.areas {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px; /* Más espacio entre imágenes */
  padding: 20px;
}

@media (max-width: 1200px) {
  .areas {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 820px) {
  .areas {
    grid-template-columns: 1fr;
  }
}

.area {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  background: #ddd;
  box-shadow: 0 12px 24px rgba(20, 20, 20, 0.12);
  border: 1px solid var(--line);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.area:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(20, 20, 20, 0.2);
}

.area img {
  height: 780px; /* 🔥 Mucho más grande */
  width: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(105%) contrast(105%);
  transition: transform 0.4s ease;
}

.area:hover img {
  transform: scale(1.08);
}

.area h3 {
  position: absolute;
  left: 16px;
  bottom: 16px;
  margin: 0;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: 20px; /* Texto más grande */
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 12px;
  backdrop-filter: blur(8px);
}


  /* Tabla Mapa Curricular */
  .table-wrap{
    background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;
    box-shadow:0 8px 14px rgba(20,20,20,.06);
  }
  table{width:100%;border-collapse:collapse}
  th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}
  thead th{background:var(--red);color:#fff;text-align:center}
  tbody td{text-align:center}
  tbody tr:hover{background:#fafafa}

  /* Formulario atractivo */
  .form{
    max-width:760px;margin:auto;background:var(--card);border:1px solid var(--line);
    border-radius:18px;padding:26px 22px;box-shadow:0 12px 26px rgba(20,20,20,.08)
  }
  .form h3{margin:0 0 16px;font-size:22px;font-weight:900;color:var(--dark)}
  .f-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  @media (max-width:720px){.f-grid{grid-template-columns:1fr}}
  .field{display:flex;flex-direction:column;gap:8px}
  .label{font-size:12px;font-weight:800;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
  input,select,textarea{
    padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;
    font-size:16px;transition:border .2s ease, box-shadow .2s ease;
  }
  input:focus,select:focus,textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 4px rgba(212,17,44,.12)}
  .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:999px;border:2px solid transparent;font-weight:800;cursor:pointer}
  .btn-primary{background:var(--red);color:#fff}
  .btn-primary:hover{filter:brightness(.95)}
  .btn-ghost{background:#fff;border-color:var(--line);color:var(--dark)}
  .btn-ghost:hover{background:#f9fafb}

  /* Smooth scroll */
  html{scroll-behavior:smooth}
  /* Pequeñas apariciones */
  .reveal{opacity:0;transform:translateY(12px);animation:reveal .7s ease forwards}
  .reveal-2{animation-delay:.15s}.reveal-3{animation-delay:.3s}.reveal-4{animation-delay:.45s}
  @keyframes reveal{to{opacity:1;transform:none}}

  /* Botón flotante de WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 20px;
  background: #25d366;
  color: white;
  padding: 10px 15px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: bold;
  font-size: 16px;
  text-decoration: none;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  transition: all 0.3s ease-in-out;
  z-index: 9999;
}

.whatsapp-float img {
  width: 28px;
  height: 28px;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  background: #20c056;
}


.calendar-thumb {
  width: 100%;
  max-width: 500px;
  border-radius: 12px;
  cursor: pointer;
  margin-left: 20px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transition: transform 0.3s ease;
}
.calendar-thumb:hover {
  transform: scale(1.05);
}

/* Estilo modal */
.modal {
  display: none; 
  position: fixed; 
  z-index: 10000; 
  padding-top: 230px; 
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.9);
}

.modal-content {
  margin: auto;
  display: block;
  width: 90%;
  max-width: 1000px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

.close {
  position: absolute;
  top: 20px;
  right: 35px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  transition: color 0.3s ease;
}
.close:hover {
  color: #ddd;
}

/* PDF */

/* Contenedor general de visor PDF */
section[id^="pdf-viewer"] {
  margin: 40px auto;
  max-width: 900px;
  padding: 20px;
  background: #f9f9f9;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

/* Título */
section h2 {
  font-family: 'Arial', sans-serif;
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 20px;
  color: #333;
  text-align: center;
}

/* Canvas */
canvas {
  display: block;
  margin: 0 auto 20px auto;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  max-width: 100%;
}

/* Controles de navegación */
.pdf-controls, .pdf-controls-2 {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.pdf-controls button,
.pdf-controls-2 button {
  background: #4a90e2;
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
}

.pdf-controls button:hover,
.pdf-controls-2 button:hover {
  background: #357abd;
  transform: translateY(-2px);
}

/* Número de página */
.pdf-controls span,
.pdf-controls-2 span {
  font-size: 14px;
  color: #555;
}

/* Selector de PDF (opcional) */
.pdf-selector {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.pdf-selector button {
  background: #eee;
  border: 1px solid #ccc;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
}

.pdf-selector button:hover {
  background: #ddd;
  transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 600px) {
  .pdf-controls, .pdf-controls-2 {
    flex-direction: column;
  }

  .pdf-controls button, .pdf-controls-2 button {
    width: 80%;
  }
}





.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(10px);
  background: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid var(--line);
}

.nav__inner {
  max-width: 1200px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 20px;
}

.brand img {
  width: 100px;
}

.nav-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-left: auto;
}

.link {
  padding: 10px 12px;
  border-radius: 8px;
  font-weight: 600;
  color: var(--dark);
  text-decoration: none;
  transition: 0.3s;
}
.link:hover {
  background: #fff;
  border: 1px solid var(--line);
}
.link-cta {
  color: #ffffff;
  background: var(--red);
  border-radius: 10px;
  font-weight: 700;
}

.link-cta:hover {
  color: black;
}

/* HAMBURGUESA */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 22px;
  border: none;
  background: none;
  cursor: pointer;
  padding: 0;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--dark);
  border-radius: 2px;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .nav-links {
    position: absolute;
    top: 64px;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    flex-direction: column;
    width: 220px;
    border-left: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    padding: 12px 0;
    gap: 6px;
    border-radius: 0 0 8px 0;
    display: flex;
  }
  .nav-links.show {
    transform: translateX(0);
  }
  .nav-toggle {
    display: flex;
  }
  .nav-links a {
    padding: 10px 16px;
  }
}