:root {
  --primary-color: #007bff;
  --secondary-color: #6c757d;
  --bg-color: #f8f9fa;
  --text-color: #333;
  --border-radius: 8px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  margin: 0;
  padding: 40px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
}

.container {
  background-color: white;
  padding: 2.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  width: 90%;
  max-width: 500px;
  margin-bottom: 2rem;
}

.comments-container {
  max-width: 800px; /* Comments look better with more width */
}

h1, h2 {
  text-align: center;
  margin-bottom: 0.5rem;
  color: #222;
}

p {
  text-align: center;
  color: var(--secondary-color);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 1rem;
  box-sizing: border-box;
  transition: border-color 0.2s;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

textarea {
  resize: vertical;
}

.submit-btn {
  width: 100%;
  padding: 1rem;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.submit-btn:hover {
  background-color: #0056b3;
}

#status {
  text-align: center;
  margin-top: 1rem;
  font-weight: 500;
}

#status.success {
  color: #28a745;
}

#status.error {
  color: #dc3545;
}

@media (max-width: 480px) {
  .container {
    padding: 1.5rem;
  }
}