:root {
  --color-dorado: #b29b57;
  --color-negro: #000;
  --color-blanco: #fff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: system-ui, sans-serif;
  background-color: var(--color-blanco);
  color: var(--color-negro);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}
.login-container {
  max-width: 420px;
  width: 90%;
  padding: 2rem;
  border: 1px solid #eee;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.05);
}
.logo {
  max-height: 200px;
  margin-bottom: 1.5rem;
}
h1 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}
.auth-method {
  margin: 1.5rem 0;
}
input[type="email"] {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  margin-bottom: 0.8rem;
  font-size: 1rem;
}
button {
  width: 100%;
  padding: 0.8rem;
  background-color: var(--color-negro);
  color: var(--color-blanco);
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.2s;
}
button:hover {
  background-color: #333;
}
.facebook-btn {
  background-color: #1877f2;
  color: white;
}
.facebook-btn:hover {
  background-color: #166fe5;
}
.divider {
  display: flex;
  align-items: center;
  color: #888;
  margin: 1.5rem 0;
}
.divider::before,
.divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid #ddd;
}
.divider span {
  padding: 0 1rem;
}