body {
  font-family: system-ui, sans-serif;
  background: #f7f7fa;
  color: #222;
  margin: 0;
}

.container {
  max-width: 600px;
  margin: 2rem auto;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.0666666667);
  padding: 2rem;
}

h1 {
  text-align: center;
  margin-bottom: 1.5rem;
}

.section {
  margin-bottom: 1.5rem;
}

label {
  font-weight: 600;
  display: block;
  margin-bottom: 0.5rem;
}

select, textarea {
  width: 100%;
  font-size: 1rem;
  padding: 0.5rem;
  border-radius: 4px;
  border: 1px solid #ccc;
  margin-bottom: 0.5rem;
}

button {
  display: block;
  width: 100%;
  padding: 0.75rem;
  font-size: 1.1rem;
  background: #2d7ff9;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin-bottom: 1rem;
  transition: background 0.2s;
}

button:disabled {
  background: #aaa;
  cursor: not-allowed;
}

.legal {
  color: #1a7f3c;
  font-weight: bold;
  font-size: 1.2rem;
  text-align: center;
  margin-top: 1rem;
}

.error {
  color: #c00;
  margin-top: 1rem;
  text-align: center;
}

.reason {
  color: #c00;
  margin-left: 0.5em;
}

ul {
  padding-left: 1.2em;
}

li {
  margin-bottom: 0.5em;
}

a {
  margin-left: 0.5em;
  color: #2d7ff9;
  text-decoration: underline;
  margin-top: 0;
}

input, select, button {
  font: inherit;
  padding: 0.5em 1em;
  border-radius: 5px;
  border: 1px solid #ccc;
  margin-bottom: 1rem;
  box-sizing: border-box;
}

button {
  background: #4fc3f7;
  color: #fff;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}
button:hover {
  background: rgb(30.2173913043, 178.3695652174, 244.7826086957);
}

@media (max-width: 600px) {
  #app {
    padding: 1rem 0.5rem;
    max-width: 100%;
  }
  h1 {
    font-size: 1.5rem;
  }
  input, select, button {
    width: 100%;
    margin-bottom: 0.75rem;
  }
}