:root{
    --pf-accent:#58a639;
    --pf-accent-dark:#46842d;
    --pf-text:#23384d;
    --pf-muted:#6b7a88;
    --pf-border:#d7e0e5;
    --pf-soft:#f5faf2;
    --pf-bg:#ffffff;
    --pf-danger:#b42318;
    --pf-danger-bg:#fef3f2;
    --pf-radius-xl:26px;
    --pf-radius-lg:18px;
    --pf-radius-md:14px;
    --pf-shadow:0 16px 40px rgba(20, 36, 56, .08);
  }
  
  #pf-form-app *{
    box-sizing:border-box;
  }
  
  .pf-form-shell{
    max-width:920px;
    margin:0 auto;
    color:var(--pf-text);
    font:inherit;
  }
  
  .pf-form-steps{
    display:grid;
    grid-template-columns:repeat(6,minmax(0,1fr));
    gap:10px;
    margin-bottom:18px;
  }
  
  .pf-form-step{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:8px;
    text-align:center;
  }
  
  .pf-form-step__circle{
    width:52px;
    height:52px;
    border-radius:999px;
    border:2px solid var(--pf-border);
    display:flex;
    align-items:center;
    justify-content:center;
    font-weight:800;
    font-size:18px;
    background:#fff;
  }
  
  .pf-form-step__label{
    font-size:14px;
    line-height:1.2;
    font-weight:700;
    color:var(--pf-muted);
  }
  
  .pf-form-step--active .pf-form-step__circle{
    background:var(--pf-accent);
    border-color:var(--pf-accent);
    color:#fff;
  }
  
  .pf-form-step--active .pf-form-step__label{
    color:var(--pf-text);
  }
  
  .pf-form-step--done .pf-form-step__circle{
    background:var(--pf-soft);
    border-color:var(--pf-accent);
    color:var(--pf-accent-dark);
  }
  
  .pf-form-topback{
    margin-bottom:20px;
  }
  
  .pf-backlink{
    display:inline-flex;
    align-items:center;
    gap:8px;
    color:var(--pf-text);
    text-decoration:none;
    font-weight:700;
    font-size:16px;
  }
  
  .pf-card{
    background:var(--pf-bg);
    border:1px solid var(--pf-border);
    border-radius:var(--pf-radius-xl);
    overflow:hidden;
    box-shadow:var(--pf-shadow);
  }
  
  .pf-card__header{
    display:flex;
    gap:16px;
    align-items:center;
    padding:24px 28px;
    border-bottom:1px solid var(--pf-border);
    background:linear-gradient(180deg, rgba(88,166,57,.06) 0%, rgba(88,166,57,0) 100%);
  }
  
  .pf-card__badge{
    width:56px;
    height:56px;
    border-radius:999px;
    background:var(--pf-accent);
    color:#ffffff;
    display:flex;
    align-items:center;
    justify-content:center;
    font-weight:900;
    font-size:24px;
    flex:0 0 auto;
  }
  
  .pf-card__title{
    margin:0;
    font-size:34px;
    line-height:1.1;
    font-weight:900;
    color:var(--pf-text);
  }
  
  .pf-card__sub{
    margin-top:6px;
    color:var(--pf-muted);
    font-size:17px;
    line-height:1.45;
  }
  
  .pf-fields,
  .pf-section{
    padding:22px 28px;
  }
  
  .pf-fields{
    display:grid;
    gap:18px;
  }
  
  .pf-fields--address{
    grid-template-columns:1fr 180px;
  }
  
  .pf-field{
    display:flex;
    flex-direction:column;
    gap:8px;
  }
  
  .pf-label{
    font-size:18px;
    font-weight:800;
    color:var(--pf-text);
  }
  
  .pf-input{
    width:100%;
    min-height:62px;
    padding:16px 18px;
    border:2px solid #b9d3db;
    border-radius:12px;
    background:#fff;
    color:var(--pf-text);
    font:inherit;
    font-size:20px;
    outline:none;
    transition:border-color .15s ease, box-shadow .15s ease;
  }
  
  .pf-input:focus{
    border-color:var(--pf-accent);
    box-shadow:0 0 0 4px rgba(88,166,57,.12);
  }
  
  .pf-input.is-error{
    border-color:var(--pf-danger);
    box-shadow:0 0 0 4px rgba(180,35,24,.08);
  }
  
  .pf-select{
    appearance:none;
    background-image:
      linear-gradient(45deg, transparent 50%, #69808f 50%),
      linear-gradient(135deg, #69808f 50%, transparent 50%);
    background-position:
      calc(100% - 24px) calc(50% - 4px),
      calc(100% - 16px) calc(50% - 4px);
    background-size:8px 8px, 8px 8px;
    background-repeat:no-repeat;
    padding-right:48px;
  }
  
  .pf-hint{
    font-size:14px;
    line-height:1.45;
    color:var(--pf-muted);
  }
  
  .pf-error{
    min-height:20px;
    font-size:14px;
    color:var(--pf-danger);
    font-weight:700;
  }
  
  .pf-section + .pf-section{
    border-top:1px solid var(--pf-border);
  }
  
  .pf-section__title{
    font-size:22px;
    font-weight:900;
    color:var(--pf-text);
    margin-bottom:14px;
  }
  
  .pf-radio-group{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
  }
  
  .pf-radio-card{
    position:relative;
    display:flex;
    align-items:center;
    min-height:58px;
    padding:0 18px;
    border:2px solid var(--pf-border);
    border-radius:999px;
    cursor:pointer;
    background:#fff;
    font-size:18px;
    font-weight:700;
    color:var(--pf-text);
  }
  
  .pf-radio-card input{
    position:absolute;
    opacity:0;
    pointer-events:none;
  }
  
  .pf-radio-card:has(input:checked){
    border-color:var(--pf-accent);
    background:var(--pf-soft);
    color:var(--pf-accent-dark);
  }
  
  .pf-radio-card:has(input[name="final.consultation"][value="no"]:checked),
  .pf-radio-card:has(input[name="final.suppliedByOther"][value="no"]:checked){
    padding-right:48px;
  }
  
  .pf-radio-card:has(input[name="final.consultation"][value="no"]:checked)::after,
  .pf-radio-card:has(input[name="final.suppliedByOther"][value="no"]:checked)::after{
    content:"✓";
    position:absolute;
    right:18px;
    top:50%;
    transform:translateY(-50%);
    color:#000;
    font-size:18px;
    font-weight:900;
    line-height:1;
  }
  
  .pf-alert{
    margin-top:14px;
    padding:14px 16px;
    border-radius:14px;
    font-size:16px;
    font-weight:800;
  }
  
  .pf-alert--danger{
    background:var(--pf-danger-bg);
    color:var(--pf-danger);
    border:1px solid #fecdca;
  }
  
  .pf-info{
    margin-top:14px;
    padding:14px 16px;
    border-radius:14px;
    background:#f8fafc;
    border:1px solid var(--pf-border);
    color:var(--pf-muted);
    font-size:16px;
    line-height:1.5;
  }
  
  .pf-underpad-box{
    margin-top:14px;
    display:grid;
    grid-template-columns:120px 1fr;
    gap:16px;
    align-items:center;
    padding:16px;
    border:1px solid var(--pf-border);
    border-radius:18px;
    background:#fafdf8;
  }
  
  .pf-underpad-box__img{
    width:120px;
    height:120px;
    object-fit:cover;
    border-radius:14px;
    border:1px solid var(--pf-border);
    background:#fff;
  }
  
  .pf-underpad-box__text{
    font-size:17px;
    line-height:1.45;
    font-weight:700;
    color:var(--pf-text);
  }
  
  .pf-sign-wrap{
    display:flex;
    flex-direction:column;
    gap:12px;
  }
  
  .pf-sign-canvas{
    width:100%;
    height:220px;
    border:2px dashed #b9d3db;
    border-radius:18px;
    background:#fff;
    touch-action:none;
    display:block;
  }
  
  .pf-sign-actions{
    display:flex;
    justify-content:flex-start;
  }
  
  .pf-checkline{
    display:flex;
    align-items:flex-start;
    gap:12px;
    font-size:17px;
    line-height:1.5;
    font-weight:700;
  }
  
  .pf-checkline input{
    width:22px;
    height:22px;
    margin-top:3px;
    accent-color:var(--pf-accent);
  }
  
  .pf-checkline a{
    color:var(--pf-accent-dark);
    text-decoration:underline;
    text-decoration-thickness:2px;
  }
  
  .pf-form-actions{
    display:flex;
    justify-content:space-between;
    gap:14px;
    margin-top:22px;
  }
  
  .pf-btn{
    min-height:58px;
    padding:14px 20px;
    border-radius:999px;
    border:2px solid var(--pf-border);
    background:#fff;
    color:var(--pf-text);
    font:inherit;
    font-size:18px;
    font-weight:800;
    text-decoration:none;
    cursor:pointer;
    transition:transform .12s ease, background .12s ease, border-color .12s ease;
  }
  
  .pf-btn:hover{
    transform:translateY(-1px);
  }
  
  .pf-btn:disabled{
    opacity:.45;
    pointer-events:none;
  }
  
  .pf-btn--primary{
    background:var(--pf-accent);
    border-color:var(--pf-accent);
    color:#fff;
  }
  
  .pf-btn--primary:hover{
    background:var(--pf-accent-dark);
    border-color:var(--pf-accent-dark);
  }
  
  .pf-btn--ghost{
    background:#fff;
  }
  
  @media (max-width: 900px){
    .pf-form-steps{
      grid-template-columns:repeat(3,minmax(0,1fr));
    }
  
    .pf-card__title{
      font-size:28px;
    }
  
    .pf-fields--address{
      grid-template-columns:1fr;
    }
  
    .pf-underpad-box{
      grid-template-columns:1fr;
    }
  
    .pf-underpad-box__img{
      width:100%;
      max-width:220px;
      height:auto;
    }
  }
  
  @media (max-width: 640px){
    .pf-form-shell{
      max-width:100%;
    }
  
    .pf-form-steps{
      display:flex;
      gap:10px;
      margin-bottom:16px;
      padding:4px 2px 10px;
      overflow-x:auto;
      overflow-y:hidden;
      flex-wrap:nowrap;
      scroll-snap-type:x proximity;
      -webkit-overflow-scrolling:touch;
      scrollbar-width:none;
    }
  
    .pf-form-steps::-webkit-scrollbar{
      display:none;
    }
  
    .pf-form-step{
      flex:0 0 auto;
      min-width:72px;
      gap:6px;
      scroll-snap-align:start;
    }
  
    .pf-form-step__circle{
      width:38px;
      height:38px;
      font-size:14px;
      border-width:2px;
    }
  
    .pf-form-step__label{
      font-size:11px;
      line-height:1.15;
      font-weight:700;
      max-width:72px;
      word-break:break-word;
    }
  
    .pf-card__header,
    .pf-fields,
    .pf-section{
      padding:18px;
    }
  
    .pf-card__badge{
      width:48px;
      height:48px;
      font-size:20px;
    }
  
    .pf-card__title{
      font-size:24px;
    }
  
    .pf-card__sub{
      font-size:15px;
    }
  
    .pf-label{
      font-size:16px;
    }
  
    .pf-input{
      min-height:56px;
      font-size:18px;
    }
  
    .pf-radio-group{
      flex-direction:column;
    }
  
    .pf-radio-card{
      width:100%;
      border-radius:16px;
      min-height:56px;
    }
  
    .pf-form-actions{
      flex-direction:column;
    }
  
    .pf-btn{
      width:100%;
      font-size:17px;
    }
  }