* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #c9f5f7;
  text-align: center;
  min-height: 100vh;
  transition: background-color 0.3s, color 0.3s;
}

body[data-theme="dark"] {
  background: #1a1a1a;
  color: #e0e0e0;
}

header h1 {
  margin: 20px;
  font-size: 2em;
  color: #333;
}

.fundadores {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin: 40px 20px;
  padding: 0 10px;
}

.card {
  background: #a3e8e9;
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.2);
  text-align: center;
  width: 200px;
  max-width: 100%;
  transition: background-color 0.3s;
}

body[data-theme="dark"] .card {
  background: #2d2d2d;
  box-shadow: 0 4px 6px rgba(0,0,0,0.4);
}

.card img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
}

.card h2 {
  margin: 15px 0;
  font-size: 1.1em;
}

.btn {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 20px;
  background: #73d4c7;
  color: #000;
  text-decoration: none;
  border: none;
  border-radius: 25px;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s;
  font-size: 14px;
}

.btn:hover {
  background: #50b9ad;
  color: white;
}

.perfil {
  margin: 20px auto;
  max-width: 600px;
  background: #a3e8e9;
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 5px 10px rgba(0,0,0,0.2);
  width: 90%;
  transition: background-color 0.3s;
}

body[data-theme="dark"] .perfil {
  background: #2d2d2d;
  box-shadow: 0 5px 10px rgba(0,0,0,0.4);
}

.foto-perfil {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
}

.perfil h2 {
  margin: 15px 0;
}

.info {
  display: flex;
  justify-content: space-around;
  margin: 20px 0;
  gap: 20px;
}

.info div {
  flex: 1;
  min-width: 200px;
}

.info h3 {
  margin-bottom: 10px;
}

.botones {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 768px) {
  .fundadores {
    gap: 15px;
    margin: 20px 10px;
  }
  
  .card {
    width: 180px;
    padding: 15px;
  }
  
  .card img {
    width: 100px;
    height: 100px;
  }
  
  .card h2 {
    font-size: 1em;
  }
  
  .perfil {
    margin: 15px auto;
    padding: 25px 20px;
    width: 95%;
    border-radius: 25px;
  }
  
  .foto-perfil {
    width: 130px;
    height: 130px;
    margin-bottom: 15px;
  }
  
  .perfil h2 {
    font-size: 1.3em;
    margin: 10px 0 20px 0;
    color: #2c5f5f;
  }
  
  .info {
    flex-direction: column;
    gap: 20px;
    text-align: left;
  }
  
  .info div {
    background: rgba(255,255,255,0.3);
    padding: 15px;
    border-radius: 15px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  }
  
  .info h3 {
    color: #2c5f5f;
    font-size: 1.1em;
    margin-bottom: 8px;
    text-align: center;
  }
  
  .info p {
    line-height: 1.4;
    font-size: 0.95em;
  }
  
  .botones {
    gap: 12px;
    margin-top: 25px;
  }
  
  .btn {
    padding: 10px 18px;
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .fundadores {
    flex-direction: column;
    align-items: center;
  }
  
  .card {
    width: 90%;
    max-width: 250px;
  }
  
  header h1 {
    font-size: 1.5em;
    margin: 15px;
  }
  
  .perfil {
    margin: 10px;
    padding: 20px 15px;
    width: 98%;
    border-radius: 20px;
  }
  
  .foto-perfil {
    width: 110px;
    height: 110px;
  }
  
  .perfil h2 {
    font-size: 1.2em;
  }
  
  .info div {
    padding: 12px;
    border-radius: 12px;
  }
  
  .info h3 {
    font-size: 1em;
  }
  
  .info p {
    font-size: 0.9em;
  }
  
  .botones {
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
  }
  
  .btn {
    width: 140px;
    padding: 12px;
    font-size: 14px;
  }
}