*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: #F1EFE8;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.auth-card {
  background: #fff;
  border-radius: 16px;
  padding: 40px 36px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}
.auth-logo {
  display: block;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: #185FA5;
  text-decoration: none;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
h2 { font-size: 20px; font-weight: 700; color: #2C2C2A; text-align: center; margin-bottom: 6px; }
.auth-sub { font-size: 14px; color: #5F5E5A; text-align: center; margin-bottom: 24px; }
.alert-error {
  background: #FCEBEB; color: #A32D2D;
  border: 1px solid rgba(163,45,45,0.2);
  border-radius: 10px; padding: 10px 14px;
  font-size: 14px; margin-bottom: 16px;
}
.alert-exito {
  background: #E6F5EE; color: #0A5E3A;
  border: 1px solid rgba(10,94,58,0.2);
  border-radius: 10px; padding: 10px 14px;
  font-size: 14px; margin-bottom: 16px;
}
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 13px; color: #5F5E5A; font-weight: 500; margin-bottom: 5px; }
.form-group input {
  width: 100%; padding: 10px 14px;
  border: 1px solid rgba(0,0,0,0.12); border-radius: 10px;
  font-size: 15px; font-family: inherit; background: #fff;
  transition: border-color 0.15s;
}
.form-group input:focus { outline: none; border-color: #185FA5; box-shadow: 0 0 0 3px rgba(24,95,165,0.12); }
.form-row { display: flex; gap: 10px; }
.form-row .form-group { flex: 1; }
.btn-submit {
  width: 100%; padding: 12px; background: #185FA5; color: #fff;
  border: none; border-radius: 10px; font-size: 15px; font-weight: 600;
  cursor: pointer; margin-top: 6px; font-family: inherit; transition: background 0.15s;
}
.btn-submit:hover { background: #1a6dbd; }
.auth-footer { text-align: center; font-size: 14px; color: #5F5E5A; margin-top: 20px; }
.auth-footer a { color: #185FA5; text-decoration: none; font-weight: 500; }