* {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    }

    body {
      min-height: 100vh;
      background: #f8f9fa;
      padding: 0;
      color: #212529;
    }

    .page-container {
      max-width: 1400px;
      margin: 0 auto;
      padding: 20px;
    }

    /* ====== HEADER ====== */
    .site-header {
      background: white;
      border-radius: 20px;
      padding: 24px 32px;
      margin-bottom: 28px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
      border: 1px solid #e9ecef;
    }

    .site-header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .site-logo {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .logo-mark {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      background: linear-gradient(135deg, #4c6ef5 0%, #5f3dc4 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-weight: 800;
      font-size: 18px;
      letter-spacing: -0.5px;
      box-shadow: 0 4px 12px rgba(76, 110, 245, 0.25);
    }

    .logo-text {
      font-size: 20px;
      font-weight: 700;
      color: #212529;
      letter-spacing: -0.5px;
    }

    .site-nav {
      display: flex;
      gap: 6px;
      background: #f8f9fa;
      padding: 6px;
      border-radius: 12px;
    }

    .site-nav a {
      color: #495057;
      text-decoration: none;
      padding: 10px 18px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
      transition: all 0.2s ease;
    }

    .site-nav a:hover {
      background: white;
      color: #4c6ef5;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    }

    /* ====== MAIN CONTENT ====== */
    .content-wrapper {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 28px;
      margin-bottom: 28px;
    }

    .imc-container {
      background: white;
      border-radius: 20px;
      padding: 40px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
      border: 1px solid #e9ecef;
      max-width: 500px;
      width: 100%;
    }

    .imc-title h1 {
      font-size: 28px;
      font-weight: 800;
      color: #212529;
      margin-bottom: 10px;
      letter-spacing: -0.5px;
      text-align: center;
    }

    .imc-title p {
      font-size: 15px;
      color: #6c757d;
      line-height: 1.7;
      text-align: center;
    }

    .imc-form {
      margin-top: 32px;
      display: grid;
      gap: 24px;
    }

    .imc-field label {
      display: block;
      font-size: 12px;
      font-weight: 700;
      color: #495057;
      margin-bottom: 10px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .imc-input-wrapper {
      display: flex;
      align-items: center;
      background: #f8f9fa;
      border: 2px solid #dee2e6;
      border-radius: 14px;
      padding: 16px 18px;
      transition: all 0.25s ease;
    }

    .imc-input-wrapper:focus-within {
      border-color: #4c6ef5;
      background: white;
      box-shadow: 0 0 0 4px rgba(76, 110, 245, 0.08);
    }

    .imc-field input {
      background: transparent;
      border: none;
      outline: none;
      color: #212529;
      width: 100%;
      font-size: 17px;
      font-weight: 600;
    }

    .imc-field input::placeholder {
      color: #adb5bd;
    }

    .imc-input-wrapper span {
      font-size: 15px;
      color: #868e96;
      font-weight: 600;
      margin-left: 10px;
    }

    .checkbox-row {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 14px;
      color: #495057;
      margin-top: 4px;
    }

    .checkbox-row input[type="checkbox"] {
      width: 20px;
      height: 20px;
      cursor: pointer;
      accent-color: #4c6ef5;
    }

    .checkbox-row label {
      cursor: pointer;
      font-weight: 500;
      text-transform: none;
      letter-spacing: 0;
      margin: 0;
    }

    .imc-button {
      margin-top: 12px;
      background: linear-gradient(135deg, #4c6ef5 0%, #5f3dc4 100%);
      border: none;
      color: white;
      font-weight: 700;
      padding: 18px;
      border-radius: 14px;
      width: 100%;
      cursor: pointer;
      font-size: 16px;
      transition: all 0.3s ease;
      box-shadow: 0 4px 12px rgba(76, 110, 245, 0.3);
      letter-spacing: 0.3px;
    }

    .imc-button:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 24px rgba(76, 110, 245, 0.4);
    }

    .imc-button:active {
      transform: translateY(-1px);
    }

    .imc-error {
      margin-top: 14px;
      font-size: 14px;
      color: #fa5252;
      font-weight: 500;
      min-height: 20px;
      text-align: center;
    }

    /* ====== RESULT PANEL ====== */
    .imc-result {
      background: white;
      border-radius: 20px;
      padding: 40px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
      border: 1px solid #e9ecef;
      max-width: 500px;
      width: 100%;
      display: none;
    }

    .imc-result-header h2 {
      font-size: 24px;
      font-weight: 800;
      color: #212529;
      margin-bottom: 10px;
      letter-spacing: -0.5px;
      text-align: center;
    }

    .imc-note {
      font-size: 14px;
      color: #6c757d;
      text-align: center;
      margin-bottom: 24px;
    }

    .recap-list {
      list-style: none;
      font-size: 15px;
      margin-top: 8px;
      display: grid;
      gap: 16px;
    }

    .recap-list li {
      padding: 14px 18px;
      background: #f8f9fa;
      border-radius: 12px;
      border-left: 4px solid #4c6ef5;
    }

    .recap-list li span {
      color: #868e96;
      font-size: 12px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.8px;
      display: block;
      margin-bottom: 6px;
    }

    .recap-list li strong {
      color: #212529;
      font-weight: 700;
      font-size: 16px;
    }

    .imc-save-info {
      margin-top: 20px;
      padding: 16px;
      background: #e7f5ff;
      border-radius: 12px;
      font-size: 14px;
      color: #1864ab;
      text-align: center;
      border-left: 4px solid #4c6ef5;
    }

    .imc-save-info span {
      font-weight: 700;
    }

    /* ====== FOOTER ====== */
    .site-footer {
      background: white;
      border-radius: 20px;
      padding: 28px;
      text-align: center;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
      border: 1px solid #e9ecef;
      margin-top: 28px;
    }

    .site-footer-inner {
      font-size: 14px;
      color: #868e96;
    }

    .site-footer-links {
      display: flex;
      gap: 20px;
      justify-content: center;
      align-items: center;
      margin-top: 14px;
    }

    .site-footer-links a {
      color: #4c6ef5;
      text-decoration: none;
      font-weight: 600;
      transition: all 0.2s ease;
    }

    .site-footer-links a:hover {
      color: #5f3dc4;
      text-decoration: underline;
    }
    .signup-banner{
  margin: 12px 0 16px;
  padding: 12px 14px;
  border-radius: 10px;
  font-weight: 600;
  background: #e7f7ed;
  border: 1px solid #b7ebc6;
  color: #167a2f;
}

    /* ====== RESPONSIVE ====== */
    @media (max-width: 600px) {
      .page-container {
        padding: 16px;
      }

      .site-header {
        padding: 20px 24px;
      }

      .site-header-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
      }

      .site-nav {
        width: 100%;
      }

      .imc-container,
      .imc-result {
        padding: 28px;
      }

      .imc-title h1 {
        font-size: 24px;
      }
    }