* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: #f4f6f9;
  color: #333;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

.container {
  background: #ffffff;
  width: 100%;
  max-width: 650px;
  padding: 35px 30px;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.header-badge {
  background-color: #e8f5e9;
  color: #2e7d32;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-block;
  margin-bottom: 10px;
}

h1 {
  color: #1b5e20;
  font-size: 1.8rem;
  margin-bottom: 5px;
}

.subtitle {
  color: #666;
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.info-box {
  background-color: #f0f4f8;
  border-left: 4px solid #0288d1;
  padding: 12px 15px;
  font-size: 0.9rem;
  border-radius: 4px;
  margin-bottom: 25px;
  line-height: 1.4;
}

.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: #444;
}

.optional-tag {
  font-weight: normal;
  color: #888;
  font-size: 0.8rem;
}

input[type="text"],
input[type="tel"],
textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #cccccc;
  border-radius: 6px;
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input[type="text"]:focus,
input[type="tel"]:focus,
textarea:focus {
  outline: none;
  border-color: #388e3c;
  box-shadow: 0 0 0 3px rgba(56, 142, 60, 0.15);
}

textarea {
  height: 120px;
  resize: vertical;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

@media (max-width: 580px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.radio-card-group {
  display: flex;
  gap: 15px;
}

.radio-card {
  flex: 1;
  border: 1px solid #ccc;
  border-radius: 6px;
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 500;
  transition: background-color 0.2s, border-color 0.2s;
}

.radio-card:hover {
  background-color: #f9f9f9;
}

.btn-submit {
  width: 100%;
  background-color: #2e7d32;
  color: #ffffff;
  border: none;
  padding: 14px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-submit:hover {
  background-color: #1b5e20;
}

.btn-submit:disabled {
  background-color: #a5d6a7;
  cursor: not-allowed;
}

#seccion-datos {
  transition: opacity 0.3s ease;
}