:root{
    --cyan:#29ABE2; --cyan-dark:#1E96CC; --blue:#2A7DC1; --navy:#1B3A5B;
    --ink:#2B3947; --muted:#5E6E7D; --line:#DCE7F0; --soft:#F3F8FC; --green:#2E9E5B;
    --shadow:0 18px 50px rgba(27,58,91,.12); --shadow-sm:0 6px 18px rgba(27,58,91,.08);
    --r:16px; --r-sm:10px;
    --display:'Quicksand', system-ui, sans-serif;
    --body:'Nunito', system-ui, -apple-system, sans-serif;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{margin:0;font-family:var(--body);color:var(--ink);background:#fff;line-height:1.6;font-size:17px}
  h1,h2,h3,h4{font-family:var(--display);color:var(--blue);font-weight:700;line-height:1.2;margin:0 0 .5em}
  p{margin:0 0 1em}
  a{color:var(--cyan-dark);text-decoration:none}
  a:hover{text-decoration:underline}
  .wrap{max-width:980px;margin:0 auto;padding:0 22px}

  .site-header{padding:30px 0 0}
  .hero{text-align:center;padding:8px 0 24px}
  .eyebrow{font-family:var(--display);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);font-size:14px;margin-bottom:10px}
  .hero h1{font-size:clamp(28px,5vw,46px);text-transform:uppercase;font-weight:600;color:var(--blue);letter-spacing:.01em}
  .hero p.lead{max-width:680px;margin:14px auto 0;color:var(--muted);font-size:19px}

  .card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden;margin:12px 0 8px}
  .progress{display:flex;background:var(--soft);border-bottom:1px solid var(--line)}
  .progress .pstep{flex:1;display:flex;align-items:center;gap:10px;justify-content:center;padding:14px 8px;font-family:var(--display);font-weight:600;font-size:14px;color:var(--muted);position:relative}
  .progress .pstep .num{width:26px;height:26px;border-radius:50%;background:#fff;border:2px solid var(--line);color:var(--muted);display:grid;place-items:center;font-size:13px;flex:none;transition:.25s}
  .progress .pstep.active{color:var(--blue)}
  .progress .pstep.active .num{background:var(--cyan);border-color:var(--cyan);color:#fff}
  .progress .pstep.done .num{background:var(--green);border-color:var(--green);color:#fff}
  .progress .pstep+.pstep::before{content:"";position:absolute;left:-50%;top:50%;width:100%;height:2px;background:var(--line);z-index:-1}
  @media(max-width:560px){.progress .pstep span.lbl{display:none}}

  .panel{padding:30px clamp(20px,4vw,40px)}
  .panel h2{font-size:23px;color:var(--navy)}
  .panel .sub{color:var(--muted);margin-top:-4px}

  .field{margin:22px 0}
  .field>label.q{display:block;font-family:var(--display);font-weight:600;color:var(--navy);margin-bottom:10px;font-size:16px}
  .hint{font-size:13.5px;color:var(--muted);margin-top:6px}

  .opts{display:flex;flex-wrap:wrap;gap:10px}
  .opt{flex:1 1 150px;border:1.5px solid var(--line);border-radius:var(--r-sm);padding:14px 16px;cursor:pointer;font-family:var(--display);font-weight:600;color:var(--ink);background:#fff;transition:.18s;text-align:center;font-size:15px}
  .opt:hover{border-color:var(--cyan);background:var(--soft)}
  .opt.sel{border-color:var(--cyan);background:rgba(41,171,226,.10);color:var(--blue);box-shadow:0 0 0 3px rgba(41,171,226,.12)}
  .opt small{display:block;font-family:var(--body);font-weight:400;color:var(--muted);font-size:12.5px;margin-top:3px}

  .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}
  .inp{display:flex;flex-direction:column;gap:6px}
  .inp label{font-size:13.5px;color:var(--muted);font-family:var(--display);font-weight:600}
  .inp .box{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:var(--r-sm);background:#fff;transition:.18s}
  .inp .box:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(41,171,226,.12)}
  .inp input{border:0;outline:0;background:transparent;padding:12px 12px;font-size:16px;font-family:var(--body);width:100%;color:var(--ink)}
  .inp .unit{padding:0 12px;color:var(--muted);font-weight:600;font-family:var(--display);white-space:nowrap}

  .conditional{display:none}
  .conditional.show{display:block;animation:fade .3s ease}
  @keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

  .subcard{background:var(--soft);border:1px solid var(--line);border-radius:var(--r-sm);padding:16px 16px 4px;margin-top:6px}

  .consent{display:flex;gap:10px;align-items:flex-start;margin-top:16px;font-size:14px;color:var(--muted)}
  .consent input{margin-top:3px;width:18px;height:18px;accent-color:var(--cyan);flex:none}
  .lock-note{display:flex;gap:10px;align-items:center;background:var(--soft);border:1px dashed var(--line);border-radius:var(--r-sm);padding:12px 14px;color:var(--muted);font-size:14px;margin-top:16px}

  .nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:28px;flex-wrap:wrap}
  .btn{font-family:var(--display);font-weight:700;border:0;border-radius:999px;padding:14px 26px;font-size:16px;cursor:pointer;transition:.18s;display:inline-flex;align-items:center;gap:8px}
  .btn-primary{background:var(--cyan);color:#fff;box-shadow:0 8px 20px rgba(41,171,226,.30)}
  .btn-primary:hover{background:var(--cyan-dark);transform:translateY(-1px)}
  .btn-primary:disabled{background:#B9D9EA;cursor:not-allowed;box-shadow:none;transform:none}
  .btn-ghost{background:transparent;color:var(--muted);border:1.5px solid var(--line)}
  .btn-ghost:hover{border-color:var(--cyan);color:var(--blue)}
  .err{color:#C0392B;font-size:14px;font-weight:600;margin-top:10px;min-height:1px}

  .result-head{text-align:center;padding:6px 0 4px}
  .result-head .label{font-family:var(--display);font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--green);font-size:14px}
  .big{font-family:var(--display);font-weight:700;color:var(--blue);font-size:clamp(44px,9vw,64px);line-height:1;margin:8px 0 2px}
  .big small{font-size:.34em;color:var(--muted);font-weight:600}
  .result-sub{color:var(--muted)}
  .breakdown{border:1px solid var(--line);border-radius:var(--r-sm);margin:20px 0;overflow:hidden}
  .breakdown .row{display:flex;justify-content:space-between;gap:14px;padding:12px 16px;font-size:15px;border-bottom:1px solid var(--line)}
  .breakdown .row:last-child{border-bottom:0}
  .breakdown .row.alt{background:var(--soft)}
  .breakdown .row .v{font-family:var(--display);font-weight:700;color:var(--navy);white-space:nowrap}
  .breakdown .row.green .v{color:var(--green)}
  .breakdown .row.green .k{color:var(--green)}
  .breakdown .row.total{background:rgba(41,171,226,.08)}
  .breakdown .row.total .k,.breakdown .row.total .v{font-family:var(--display);font-weight:700;color:var(--blue);font-size:16px}
  .savings{background:#EAF4EC;border:1px solid #BFE3C9;border-radius:var(--r-sm);padding:16px 18px;color:#226B3C;font-size:15px;margin:6px 0 4px}
  .savings b{font-family:var(--display)}
  .cta-band{background:var(--soft);border-radius:var(--r-sm);padding:20px;text-align:center;margin-top:20px}
  .cta-band h3{color:var(--navy);font-size:19px;margin-bottom:4px}
  .cta-band p{color:var(--muted);font-size:14.5px;margin-bottom:14px}
  .limit-box{text-align:center;padding:14px 6px}
  .limit-box .ic{font-size:40px}
  .limit-box h2{color:var(--navy);margin:8px 0 6px}
  .limit-box p{color:var(--muted);max-width:520px;margin:0 auto 18px}

  .content{padding:46px 0 10px}
  .content h2{font-size:26px;text-transform:uppercase;font-weight:600;color:var(--blue);margin-top:34px}
  .content h3{font-size:19px;color:var(--navy);margin-top:24px}
  .content .accent{height:3px;width:54px;background:var(--cyan);border-radius:2px;margin:0 0 18px}
  .faq{border-top:1px solid var(--line);margin-top:10px}
  .faq details{border-bottom:1px solid var(--line);padding:14px 0}
  .faq summary{font-family:var(--display);font-weight:600;color:var(--navy);cursor:pointer;font-size:16px;list-style:none}
  .faq summary::-webkit-details-marker{display:none}
  .faq summary::before{content:"+";color:var(--cyan);font-weight:700;margin-right:10px}
  .faq details[open] summary::before{content:"–"}
  .faq p{margin-top:10px;color:var(--muted);font-size:15px}

  .footer{margin-top:40px;background:linear-gradient(160deg,#2472B9 0%,#29ABE2 100%);color:#fff;padding:40px 0 26px}
  .footer .wrap{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;align-items:center}
  .footer .f-cta span{font-family:var(--display);font-weight:700;font-size:18px;text-transform:uppercase;letter-spacing:.02em}
  .footer a.btn-recontact{background:var(--cyan);color:#fff;border:0;border-radius:999px;padding:13px 22px;font-family:var(--display);font-weight:700;box-shadow:0 8px 20px rgba(0,0,0,.15)}
  .footer a.btn-recontact:hover{background:#fff;color:var(--cyan-dark);text-decoration:none}
  .footer .legal{width:100%;border-top:1px solid rgba(255,255,255,.25);margin-top:10px;padding-top:16px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;font-size:13.5px;color:rgba(255,255,255,.9)}
  .footer .legal a{color:#fff}
  .disclaimer{font-size:12.5px;color:var(--muted);text-align:center;margin:24px auto 0;max-width:760px}