.kf{padding-block:clamp(28px,4vw,52px) clamp(56px,8vw,110px)}
.kf__head{max-width:60ch;margin-bottom:clamp(28px,4vw,44px)}
.kf__head h1{font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 84;text-transform:uppercase;
  font-size:clamp(2.1rem,5vw,3.6rem);line-height:0.98;letter-spacing:-0.015em;margin:0 0 14px}
.kf__head h1 .accent{color:var(--blue)}
.kf__head p{color:var(--muted);margin:0}

.kf-progress{margin-bottom:clamp(24px,3vw,38px)}
.kf-steps{position:relative;display:flex;gap:0;border-top:2px solid var(--hair)}
.kf-steps__fill{position:absolute;top:-2px;left:0;height:2px;background:var(--ink);transition:width .35s cubic-bezier(.4,0,.2,1)}
.kf-step-pill{flex:1;display:flex;align-items:center;gap:9px;padding:14px 10px 0 0;background:none;border:0;cursor:pointer;text-align:left;color:var(--muted);font:inherit;font-size:0.88rem;transition:color .2s}
.kf-step-pill:hover{color:var(--ink)}
.kf-step-pill__dot{flex:none;width:26px;height:26px;display:grid;place-items:center;border:1.5px solid var(--hair);
  font-family:'Bricolage',sans-serif;font-weight:800;font-size:0.82rem;color:var(--muted);transition:background .2s,color .2s,border-color .2s}
.kf-step-pill__lbl{font-weight:500;line-height:1.2}
.kf-step-pill.active{color:var(--ink)}
.kf-step-pill.active .kf-step-pill__dot{background:var(--ink);border-color:var(--ink);color:#fff}
.kf-step-pill.done .kf-step-pill__dot{background:var(--blue);border-color:var(--blue);color:#fff}
.kf-step-pill.invalid .kf-step-pill__dot{border-color:#b3402f;color:#b3402f}

.kf__layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:clamp(26px,3.5vw,56px);align-items:start}
.kf__main{min-width:0}
.kf-panel{display:none}
.kf-panel.active{display:block}
.kf-panel__step{font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 88;text-transform:uppercase;
  font-size:0.76rem;letter-spacing:0.1em;color:#3f5c69;margin-bottom:6px}
.kf-panel__head h2{font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 86;text-transform:uppercase;
  font-size:clamp(1.4rem,3vw,2rem);line-height:1.04;margin:0 0 8px}
.kf-panel__head p{color:var(--muted);margin:0 0 26px}

.kf-group{margin-bottom:clamp(26px,3vw,40px)}
.kf-group__head{margin-bottom:14px}
.kf-group__title{font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 88;text-transform:uppercase;
  font-size:0.86rem;letter-spacing:0.06em;margin:0}
.kf-group__hint{font-size:0.88rem;color:var(--muted);margin:4px 0 0}
.kf-group__err{font-size:0.86rem;color:#b3402f;margin:8px 0 0;display:none}
.kf-group.invalid .kf-group__err{display:block}

.kf-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.opt{position:relative;display:block;width:100%;text-align:left;background:var(--paper);border:1.5px solid var(--hair);
  padding:16px 17px;cursor:pointer;font:inherit;color:var(--ink);transition:border-color .18s,background .18s}
.opt:hover{border-color:var(--blue)}
.opt.selected{border-color:var(--ink);background:var(--soft);box-shadow:inset 0 0 0 1px var(--ink)}
.opt__top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.opt__icon{flex:none;color:var(--blue)}
.opt__t{font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 90;font-size:1rem;line-height:1.15}
.opt__d{font-size:0.86rem;color:var(--muted);margin-top:5px;line-height:1.45}
.opt__meta{font-family:'Bricolage',sans-serif;font-weight:800;font-size:0.92rem;margin-top:12px;white-space:nowrap}
.opt__badge{font-size:0.7rem;letter-spacing:0.09em;text-transform:uppercase;color:var(--blue);font-weight:700}
.opt__check{position:absolute;top:0;right:0;width:0;height:0;border-style:solid;border-width:0 20px 20px 0;
  border-color:transparent var(--ink) transparent transparent;opacity:0;transition:opacity .18s}
.opt.selected .opt__check{opacity:1}
.opt.invalid{border-color:#b3402f}

.kf-actions{margin-top:clamp(24px,3vw,38px);padding-top:22px;border-top:1px solid var(--hair)}
.kf-nav{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.kf-nav__back{background:none;border:0;padding:0;font:inherit;color:var(--muted);cursor:pointer;text-decoration:underline;text-underline-offset:4px}
.kf-nav__back:hover{color:var(--ink)}

.kf-aside{position:sticky;top:76px}
.kf-summary{border:1.5px solid var(--hair)}
.kf-summary__head{padding:18px 20px;border-bottom:1px solid var(--hair);background:var(--soft)}
.kf-summary__model{font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 88;text-transform:uppercase;font-size:1.05rem}
.kf-summary__sub{font-size:0.84rem;color:var(--muted);margin-top:2px}
.kf-summary__body{padding:6px 20px;max-height:46vh;overflow:auto}
.kf-sum-empty{color:var(--muted);font-size:0.9rem;padding:14px 0}
.kf-sum-row{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px solid var(--hair);font-size:0.9rem}
.kf-sum-row:last-child{border-bottom:0}
.kf-sum-row__k{color:var(--muted)}
.kf-sum-row__v{font-weight:600;white-space:nowrap;text-align:right}
.kf-sum-row__v small{display:block;font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 88;font-size:0.95rem;margin-top:3px}
.kf-summary__total{padding:16px 20px;border-top:1px solid var(--hair)}
.kf-total-row{display:flex;justify-content:space-between;align-items:baseline;gap:14px}
.kf-total-row__lbl{font-size:0.86rem;color:var(--muted)}
.kf-total-row__val{font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 88;font-size:1.5rem;white-space:nowrap}
.kf-summary__note{font-size:0.78rem;color:var(--muted);margin:12px 0 0;line-height:1.5}

.kf-recap-layout{display:grid;gap:clamp(20px,3vw,34px)}
.kf-recap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.kf-recap-card{border:1.5px solid var(--hair);padding:16px 18px}
.kf-recap-card--base{background:var(--soft)}
.kf-recap-card h3{font-family:'Bricolage',sans-serif;font-weight:800;font-variation-settings:'wdth' 88;text-transform:uppercase;
  font-size:0.8rem;letter-spacing:0.08em;margin:0 0 10px;color:#3f5c69}
.kf-recap-line{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px solid var(--hair);font-size:0.9rem}
.kf-recap-line:last-child{border-bottom:0}
.kf-recap-line__k{color:var(--muted)}
.kf-recap-line__v{font-weight:600;white-space:nowrap}

.kf .field__err{font-size:0.84rem;color:#b3402f;margin-top:6px;display:none}
.kf .field.invalid .field__err{display:block}
.kf .field.invalid input,.kf .field.invalid textarea{border-color:#b3402f}
.req{color:var(--blue)}
.btn--green{}
.btn--ghost{color:var(--ink);background-color:transparent;background-image:linear-gradient(var(--ink),var(--ink))}
.btn--ghost:hover{color:var(--paper)}
.btn__arrow{margin-left:9px}
.pdf-render{position:absolute;left:-99999px;top:0;width:794px}

@media(max-width:980px){
  .kf__layout{grid-template-columns:1fr}
  .kf-aside{position:static;order:2}
  .kf-summary__body{max-height:none}
}
@media(max-width:640px){
  .kf-step-pill__lbl{display:none}
  .kf-step-pill{flex:0 0 auto;padding-right:14px}
  .kf-cards{grid-template-columns:1fr}
  .kf-nav{flex-direction:column-reverse;align-items:stretch}
  .kf-nav .btn{width:100%}
}