/* ===========================
   RESET BÁSICO
=========================== */
html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: 'Crimson Pro', serif;
  background: #fdf6f3;
  color: #543524;
}

/* ===========================
   HEADER + NAV
=========================== */
header {
  background: #fff7f2;
  box-shadow: 0 2px 8px #eededb33;
}

.nav-container {
  /* ancho cómodo para que respire el menú */
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 28px;
  position: relative;

  display: flex;
  align-items: center;
  gap: 28px;             /* separación entre logo y nav */
}

.logo img {
  height: 180px;
  width: auto;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 16px #eebfa833;
  transition: height .18s ease;
}

/* nav ocupa el espacio restante y centra/espacia bien los items */
.nav-container nav {
  flex: 1;
}

nav ul {
  display: flex;
  align-items: center;
  justify-content: center; /* centrado global */
  gap: 56px;               /* separación pareja entre items */
  list-style: none;
  margin: 0;
  padding: 0;
}

nav li {
  display: inline-flex;
}

nav a {
  color: #995c3d;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.22rem;
  letter-spacing: .5px;
  padding: 10px 16px;
  border-radius: 8px;
  white-space: nowrap;      /* evita saltos en 2 líneas */
  transition: color .18s ease, background .18s ease, box-shadow .18s ease;
}

nav a:hover {
  color: #f38c5a;
}

nav a.active,
nav a.active:visited {
  background: #ffd7b5;
  color: #b88258 !important;
  font-weight: 900;
  box-shadow: 0 2px 7px #ffe1cfb2;
}

/* ===========================
   BOTÓN HAMBURGUESA (checkbox hack)
=========================== */
#nav-check {
  display: none;
}

.menu-toggle {
  display: none;              /* se muestra sólo en móvil */
  cursor: pointer;
  position: absolute;
  right: 18px;
  top: 24px;
  width: 44px;
  height: 44px;
  z-index: 30;
}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  display: block;
  position: absolute;
  height: 5px;
  width: 32px;
  background: #b88258;
  border-radius: 4px;
  transition: .28s ease;
}
.menu-toggle span { top: 20px; left: 6px; }
.menu-toggle span::before { content: ''; top: -10px; left: 0; }
.menu-toggle span::after  { content: ''; top:  10px; left: 0; }

/* ===========================
   MAIN / FOOTER
=========================== */
main {
  flex: 1 0 auto;
  min-height: 60vh;
  display: flex;
  justify-content: center;
  align-items: center;
}
footer {
  background: #f9ebe7;
  color: #8d4d30;
  text-align: center;
  padding: 18px 0;
  font-size: 1rem;
  letter-spacing: 1px;
  flex-shrink: 0;
  width: 100%;
  margin-top: auto;
}

/* ===========================
   BOTÓN WHATSAPP
=========================== */
.whatsapp-float {
  position: fixed;
  bottom: 18px;
  right: 18px;
  z-index: 999;
  background: #25d366;
  border-radius: 50%;
  box-shadow: 0 4px 18px #25d36655;
  width: 59px;
  height: 59px;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: box-shadow .18s, transform .18s;
  text-decoration: none;
}
.whatsapp-float img { width: 36px; height: 36px; display: block; }
.whatsapp-float:hover {
  box-shadow: 0 4px 32px #25d36699;
  transform: scale(1.08);
  background: #22c55e;
}

/* ===========================
   CONTENIDO GENERICO
=========================== */
.contenido {
  background: #fff7f2;
  border-radius: 22px;
  box-shadow: 0 2px 28px #f5d6c733;
  max-width: 700px;
  width: 98%;
  margin: 0 auto;
  padding: 40px 32px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.volver {
  margin-top: 25px;
  align-self: flex-start;
  background: #ffd7b5;
  color: #b88258;
  padding: 8px 22px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background .2s, color .2s;
  font-size: 1rem;
  box-shadow: 0 1px 5px #ffe1cf70;
}
.volver:hover { background: #f38c5a; color: #fff; }

/* Tarjetas/grids (cursos, etc.) */
.grid-cursos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  margin-top: 32px;
  width: 100%;
}
.curso-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 2px 18px #eededb50;
  padding: 26px 20px 22px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: box-shadow .2s, transform .2s;
}
.curso-card h3 { font-size: 1.25rem; color: #b88258; margin-bottom: 10px; }
.curso-card p  { font-size: 1.13rem; color: #6e4323; text-align: center; }
.curso-card .leer-mas {
  margin-top: 18px;
  background: #ffd7b5;
  color: #b88258;
  padding: 8px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background .2s, color .2s;
  font-size: 1.1rem;
  box-shadow: 0 1px 5px #ffe1cf70;
}
.curso-card .leer-mas:hover { background: #f38c5a; color: #fff; }
.curso-card:hover { box-shadow: 0 4px 28px #ffccab75; transform: translateY(-4px) scale(1.01); }

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

/* Ligeros ajustes en desktop medio */
@media (max-width: 1200px) {
  .logo img { height: 160px; }
  nav ul { gap: 42px; }
}

/* Tablet */
@media (max-width: 960px) {
  .logo img { height: 130px; }
  nav a     { font-size: 1.12rem; padding: 10px 12px; }
  nav ul    { gap: 28px; }
}

/* MÓVIL: menú hamburguesa desplegable */
@media (max-width: 720px) {
  .logo img { height: 90px; }

  .menu-toggle { display: block; }

  /* El contenedor del nav se vuelve overlay tipo dropdown */
  .nav-container nav {
    position: absolute;
    left: 0;
    top: 100%;
    width: 100%;
  }

  nav ul {
    display: none;                /* oculto por defecto */
    flex-direction: column;
    gap: 0;
    background: #fff7f2;
    box-shadow: 0 4px 24px #eededb88;
    padding: 8px 0 14px 0;
  }

  nav li { width: 100%; }
  nav a  {
    display: block;
    width: 100%;
    text-align: center;
    padding: 14px 10px;
    font-size: 1.05rem;
    border-radius: 0;            /* look de lista */
  }

  /* Mostrar menú cuando el checkbox está activo */
  #nav-check:checked ~ nav ul { display: flex; }

  /* Animación del ícono hamburguesa -> X */
  #nav-check:checked + .menu-toggle span { background: transparent; }
  #nav-check:checked + .menu-toggle span::before {
    transform: rotate(45deg);
    top: 0;
  }
  #nav-check:checked + .menu-toggle span::after {
    transform: rotate(-45deg);
    top: 0;
  }

  /* WhatsApp más chico */
  .whatsapp-float { bottom: 13px; right: 13px; width: 46px; height: 46px; }
  .whatsapp-float img { width: 28px; height: 28px; }
}

/* Móvil pequeño */
@media (max-width: 380px) {
  nav a { font-size: .98rem; }
  nav ul { padding-top: 6px; }
}