:root {
    --primary: #4f46e5;
    --light: #f3f4f6;
    --bg: #f9fafb;
    --text: #1f2937;
    --radius: 12px;
  }
  
  * {
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
  }
  
  body {
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #e0e7ff, #f0fdfa);
    color: var(--text);
  }
  
  .container {
    max-width: 600px;
    margin: 40px auto;
    background: #fff;
    padding: 30px 40px;
    border-radius: var(--radius);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  }
  
  h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 20px;
  }
  
  .form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 18px;
  }
  
  label {
    font-weight: 600;
    margin-bottom: 6px;
  }
  
  input[type="text"],
  textarea,
  select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-color: #f9fafb;
    border: 1px solid #ccc;
    border-radius: var(--radius);
    padding: 12px 14px;
    font-size: 16px;
    transition: border 0.3s ease;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='10'%3E%3Cpath fill='%23666' d='M7 10L0 0h14z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 12px;
  }
  
  input:focus,
  textarea:focus,
  select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
    outline: none;
    background-color: #fff;
  }
  
  button {
    background: var(--primary);
    color: white;
    padding: 14px;
    border: none;
    font-size: 16px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: 0.3s ease;
    width: 100%;
    margin-top: 10px;
  }
  
  button:hover {
    background: #6366f1;
  }
  
  .radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }
  
  .radio-group label {
    background: var(--light);
    padding: 8px 14px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    cursor: pointer;
  }
  
  .radio-group input {
    margin-right: 8px;
  }