/* Estructura general para sticky footer */
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background: #f5fff8;
  color: #2d3436;
}

.page-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* HEADER */
header {
  background-color: #27ae60;
  color: white;
  padding: 1.5rem 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.container {
  width: 90%;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: 1rem;
}

.site-title {
  font-size: 2rem;
  margin: 0;
  flex: 1 1 100%;
}

.menu-toggle {
  font-size: 1.5rem;
  cursor: pointer;
  display: none;
}

.nav-menu ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  padding: 0;
  margin: 0;
  justify-content: center;
}

.nav-menu a {
  text-decoration: none;
  color: white;
  font-weight: bold;
}

.nav-menu a:hover {
  color: #dfffe9;
}

/* MAIN */
main {
  flex: 1;
  padding: 4rem 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
}

section.donaciones h2 {
  font-size: 1.6rem;
  color: #2d3436;
  margin-bottom: 2rem;
}

.imagen-donacion {
  display: block;
  margin: 2rem auto 0 auto;
  width: 360px;
  height: 360px;
  object-fit: cover;
  border-radius: 10px;
}

/* FOOTER */
footer {
  background-color: #2c3e50;
  color: white;
  padding: 10px 20px;
  text-align: center;
}

footer .redes img {
  width: 18px;
  margin: 0 10px;
  vertical-align: middle;
}

/* RESPONSIVE */

/* Pantallas medianas (tablets) */
@media (max-width: 768px) {
  .nav-menu ul {
    flex-direction: column;
    gap: 1rem;
  }

  .menu-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
    width: 100%;
  }

  .nav-menu.active {
    display: block;
  }

  .nav-menu ul {
    flex-direction: column;
    align-items: center;
  }
}

/* Pantallas pequeñas (móviles) */
@media (max-width: 480px) {
  .site-title {
    font-size: 1.6rem;
  }

  .menu-toggle {
    display: block;
    margin: 0 auto;
  }

  .nav-menu ul {
    font-size: 0.95rem;
  }
}