* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #f8f9fa;
  color: #1a1a1a;
  line-height: 1.6;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

header {
  text-align: center;
  margin-bottom: 48px;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #1a1a1a;
}

.subtitle {
  color: #666;
  font-size: 1rem;
  margin-bottom: 24px;
}

.progress-bar {
  width: 100%;
  height: 6px;
  background: #e0e0e0;
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-fill {
  height: 100%;
  background: #2d6a4f;
  border-radius: 3px;
  transition: width 0.3s ease;
  width: 0%;
}

.progress-text {
  font-size: 0.85rem;
  color: #888;
}

.section {
  background: #fff;
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.section h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #2d6a4f;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid #e8f5e9;
}

.question {
  margin-bottom: 28px;
}

.question:last-child {
  margin-bottom: 0;
}

label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

textarea, input[type="text"], input[type="email"], input[type="tel"] {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid #ddd;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  color: #1a1a1a;
  background: #fafafa;
  transition: border-color 0.2s;
  resize: vertical;
}

textarea {
  min-height: 80px;
}

textarea:focus, input:focus {
  outline: none;
  border-color: #2d6a4f;
  background: #fff;
}

textarea.comment {
  min-height: 50px;
  margin-top: 8px;
  font-size: 0.88rem;
  color: #555;
  background: #f5f5f5;
}

textarea.comment::placeholder {
  color: #aaa;
  font-style: italic;
}

button[type="submit"] {
  display: block;
  width: 100%;
  padding: 16px;
  background: #2d6a4f;
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  margin-top: 32px;
}

button[type="submit"]:hover {
  background: #1b4332;
}

button[type="submit"]:active {
  transform: scale(0.99);
}

button[type="submit"]:disabled {
  background: #aaa;
  cursor: not-allowed;
}

.submit-note {
  text-align: center;
  color: #888;
  font-size: 0.85rem;
  margin-top: 12px;
}

.error-message {
  background: #fff3f3;
  border: 1px solid #f5c6cb;
  color: #721c24;
  padding: 12px 16px;
  border-radius: 8px;
  margin-top: 16px;
  font-size: 0.9rem;
  display: none;
}

@media (max-width: 600px) {
  .container {
    padding: 24px 16px 60px;
  }

  .section {
    padding: 20px;
  }

  h1 {
    font-size: 1.5rem;
  }
}