:root {
  --purple: #4B0082;
  --white: #FFFFFF;
  --gold: #FFD700;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: var(--white);
  color: #333;
}

/* Estilos específicos para la página de login */
body.login-page {
  background: linear-gradient(135deg, var(--purple) 0%, #2e0050 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-container {
  width: 100%;
  max-width: 400px;
  background: var(--white);
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.login-logo {
  display: block;
  margin: 0 auto 1.5rem;
  max-width: 180px;
}

.login-container h2 {
  margin-top: 0;
  color: var(--purple);
  text-align: center;
}

.login-container p {
  text-align: center;
  color: #555;
}

.login-container .error {
  background: var(--gold);
  color: var(--purple);
  padding: 0.75rem;
  border-radius: 0.25rem;
  text-align: center;
  margin-bottom: 1rem;
}

.login-container form {
  display: flex;
  flex-direction: column;
}

.login-container label {
  font-weight: bold;
  color: var(--purple);
  margin-top: 1rem;
}

.login-container input {
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 0.25rem;
}

.login-container button {
  margin-top: 1.5rem;
  padding: 0.75rem;
  background: var(--purple);
  color: var(--white);
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  font-size: 1rem;
}

.login-container button:hover {
  background: var(--gold);
  color: var(--purple);
}

/* Logo en el header */
.header-logo {
  height: 40px;
  vertical-align: middle;
  margin-right: 0.75rem;
  background: var(--white);
  padding: 0.25rem;
  border-radius: 0.25rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Logo en el login */
.login-logo {
  display: block;
  margin: 0 auto 1.5rem;
  max-width: 180px;
}

header {
  background: var(--purple);
  color: var(--white);
  padding: 1rem;
}

header h1 {
  margin: 0;
  font-size: 1.5rem;
}

nav a {
  color: var(--white);
  text-decoration: none;
  margin-right: 1rem;
}

nav a:hover {
  color: var(--gold);
}

.container {
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.card {
  background: var(--white);
  border: 1px solid #ddd;
  border-radius: 0.5rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.card h2 {
  margin-top: 0;
  color: var(--purple);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  font-weight: bold;
  display: block;
  margin-bottom: 0.5rem;
  color: var(--purple);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 0.25rem;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--purple);
}

button.btn {
  background: var(--purple);
  color: var(--white);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  cursor: pointer;
  font-size: 1rem;
}

button.btn:hover {
  background: var(--gold);
  color: var(--purple);
}

.alert {
  background: var(--gold);
  color: var(--purple);
  padding: 1rem;
  border-radius: 0.5rem;
  margin-bottom: 1.5rem;
}

footer {
  text-align: center;
  padding: 1rem;
  background: var(--purple);
  color: var(--white);
}