* {
  box-sizing: border-box;
  font-family: system-ui, sans-serif;
}

body {
  margin: 0;
  background: #f4f4f4;
  color: #111;
}

.site-header {
  text-align: center;
  padding: 2rem 1rem;
}

.logo {
  width: 90px;
  margin-bottom: 1rem;
}

.hero {
  height: 50vh;
  background:
    linear-gradient(
      rgba(255,255,255,0.85),
      rgba(255,255,255,0.85)
    ),
    url("../img/logo.jpg") center no-repeat;
  background-size: 280px;
}

.container {
  max-width: 900px;
  margin: auto;
  padding: 1rem;
}

.card {
  background: white;
  padding: 1.5rem;
  margin-bottom: 1rem;
  border-radius: 10px;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.2rem;
  background: #111;
  color: white;
  text-decoration: none;
  border-radius: 6px;
}

.socios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.socio-card {
  background: white;
  padding: 1rem;
  border-radius: 10px;
  text-align: center;
}

.socio-card img {
  width: 80px;
  margin-bottom: 0.5rem;
}

.site-footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  opacity: 0.8;
}