/**
 * SINEV - Login y páginas de autenticación
 */
:root{
  --brand-green:#00a650;
  --brand-green-2:#019146;
  --gradient-brand:linear-gradient(135deg, #00a650 0%, #019146 100%);
}
body{
  background: linear-gradient(135deg, #f8faf9 0%, #f0f5f2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.login-card{
  background: #fff;
  border-radius: 1.5rem;
  box-shadow: 0 20px 60px rgba(0,0,0,.15);
  border: 1px solid #e2e8e6;
  overflow: hidden;
  max-width: 420px;
  width: 100%;
}
.login-header{
  background: var(--gradient-brand);
  padding: 2rem;
  text-align: center;
  color: #fff;
}
.login-header h1{
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0;
}
.login-header p{
  margin: 0.5rem 0 0 0;
  opacity: 0.9;
  font-size: 0.95rem;
}
.login-body{
  padding: 2rem;
}
.btn-primary{
  background: var(--gradient-brand);
  border: none;
  border-radius: 0.75rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,166,80,.3);
}
.form-control{
  border-radius: 0.75rem;
  border: 2px solid #e2e8e6;
  padding: 0.75rem 1rem;
  transition: all 0.2s ease;
}
.form-control:focus{
  border-color: var(--brand-green);
  box-shadow: 0 0 0 3px rgba(0,166,80,.1);
}
.alert{
  border-radius: 0.75rem;
  border: none;
}
.back-link{
  text-align: center;
  margin-top: 1.5rem;
}
.back-link a{
  color: var(--brand-green);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}
.back-link a:hover{
  color: var(--brand-green-2);
}
.forgot-link{
  font-size: 0.9rem;
  color: var(--brand-green);
  text-decoration: none;
  font-weight: 500;
}
.forgot-link:hover{
  color: var(--brand-green-2);
  text-decoration: underline;
}
.btn-check:checked + .btn-outline-primary {
  background: var(--gradient-brand);
  border-color: var(--brand-green);
  color: #fff;
}