/* === Estilos generales === */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f4f6f8;
  color: #333;
}

.card {
  border-radius: 1rem;
}

/* === Login === */
.login-container {
  width: 100%;
  max-width: 400px;
  margin: 8% auto;
  padding: 30px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(0,0,0,0.1);
  text-align: center;
}
.login-container h2 {
  margin-bottom: 20px;
  color: #444;
}
.login-container input {
  width: 90%;
  padding: 10px;
  margin: 10px 0;
  border: 1px solid #ccc;
  border-radius: 6px;
}
.login-container button {
  width: 95%;
  padding: 10px;
  background: #007bff;
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}
.login-container button:hover {
  background: #0056b3;
}
.error {
  background-color: #ffd5d5;
  color: #a00;
  padding: 8px;
  border-radius: 5px;
}

/* === Sidebar === */
.sidebar {
  width: 220px;
  height: 100vh;
  position: fixed;
  background: #222;
  color: #fff;
  padding-top: 20px;
}
.sidebar h2 {
  text-align: center;
  margin-bottom: 20px;
}
.sidebar ul {
  list-style: none;
  padding: 0;
}
.sidebar ul li {
  padding: 12px;
  text-align: center;
}
.sidebar ul li a {
  color: #fff;
  text-decoration: none;
  display: block;
}
.sidebar ul li:hover {
  background: #444;
}

/* === Contenido === */
.content {
  margin-left: 240px;
  padding: 20px;
}
.footer {
  text-align: center;
  padding: 10px;
  margin-top: 40px;
  background: #ddd;
  position: relative;
}