:root {
      --primary: #fbab18;
      --light: #f9f9f9;
      --dark: #010101;
      --border: #dce3ea;
    }

    * {
      box-sizing: border-box;
      font-family: 'Poppins', sans-serif;
    }

    body {
      margin: 0;
      background: var(--light);
      color: var(--dark);
    }

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

    .calculator-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      min-height: auto;
      height: auto;
    }

    .card {
      background: #fff;
      border-radius: 14px;
      padding: 20px;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
      min-height: auto;
      height: auto;
    }

    h2 {
      margin-top: 0;
      font-weight: 700;
      /* color: var(--primary); */
      color: #000;
      font-size: 1.5rem;
      line-height: 2rem;
    }

    .section-title {
      margin: 20px 0 10px;
      font-weight: 600;
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }

    label {
      font-size: 13px;
      opacity: .8;
    }

    input,
    select {
      width: 100%;
      padding: 10px;
      border-radius: 8px;
      border: 1px solid var(--border);
      font-size: 14px;
    }

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

    select{
        margin-bottom: 30px;
    }

    button {
      width: 100%;
      padding: 12px;
      border: none;
      border-radius: 10px;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      /* color: #000; */
    }

    .btn-primary {
      background: var(--primary);
      color: #000;
      margin-top: 25px;
    }

    .btn-outline {
      border: 1px solid var(--primary);
      color: var(--primary);
      background: #fff;
    }

    .result-box {
      margin-top: 15px;
      padding: 15px;
      background: #f0f6fb;
      border-radius: 10px;
      font-size: 14px;
    }

    .about-aac p {
      font-size: 14px;
      line-height: 1.6;
    }

    .block-list {
      font-size: 13px;
      line-height: 1.6;
    }

    .block-list b {
      color: var(--primary);
    }

    .preview {
      margin-top: 15px;
      padding: 12px;
      background: #f8fafc;
      border-radius: 8px;
      font-size: 13px;
      white-space: pre-wrap;
    }

    .actions {
      display: flex;
      gap: 10px;
      margin-top: 10px;
    }

    /* Mobile */
    @media(max-width:768px) {
      .calculator-wrapper {
        grid-template-columns: 1fr;
      }
    }

    .right-panel {
      padding: 22px;
    }

    .info-section {
      margin-bottom: 22px;
    }

    .info-section h3 {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 10px;
      color: #010101;
    }

    .info-section p {
      font-size: 14px;
      line-height: 1.6;
      color: #4b5563;
    }

    .block-card {
      background: #ffffff;
      border: 1px solid #e5eaf0;
      border-radius: 10px;
      padding: 12px 14px;
      margin-bottom: 10px;
    }

    .block-card b {
      display: block;
      font-size: 14px;
      margin-bottom: 4px;
      color: #111827;
    }

    .block-card span {
      font-size: 12.5px;
      color: #6b7280;
    }

    textarea#messagePreview {
      width: 100%;
      min-height: 130px;
      border-radius: 10px;
      border: 1px solid #e5eaf0;
      padding: 12px;
      font-size: 13px;
      resize: none;
      background: #fafbfc;
      color: #374151;
    }

    .action-row {
      display: flex;
      gap: 10px;
      margin-top: 12px;
    }

    .btn-whatsapp {
      flex: 1;
      background: #f4b400;
      color: #000;
      border: none;
      border-radius: 10px;
      padding: 10px;
      font-weight: 600;
      cursor: pointer;
    }

    .btn-copy {
        flex:1;
      background: #ffffff;
      border: 1px solid #e5eaf0;
      border-radius: 10px;
      padding: 10px 14px;
      cursor: pointer;
    }

    .company-wa {
      margin-top: 10px;
      font-size: 12.5px;
      color: #6b7280;
    }

    /* Mobile refinement */
    @media(max-width:768px) {
      .action-row {
        flex-direction: column;
      }
      h2{
        font-size: 1.1rem;
        line-height: 1.5rem;
      }
    }