:root{
      --bg:#f4efe6;
      --paper:rgba(251,248,242,.78);
      --paper-solid:#fbf8f2;
      --ink:#1f1a16;
      --muted:#6d635b;
      --line:rgba(31,26,22,.12);
      --accent:#9b5a2b;
      --accent-2:#28493d;
      --accent-3:#d8b38e;
      --good:#275847;
      --warn:#8b5c1a;
      --shadow:0 24px 60px rgba(52, 34, 21, .12);
      --radius:24px;
      --radius-sm:18px;
      --max:1240px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Manrope", sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 10% 0%, rgba(155,90,43,.10), transparent 25%),
        radial-gradient(circle at 100% 10%, rgba(40,73,61,.10), transparent 28%),
        linear-gradient(180deg, #f8f4ed 0%, #f2ebdf 100%);
      line-height:1.5;
    }

    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.06;
      background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'%3E%3Cg fill='%23000000' fill-opacity='.14'%3E%3Ccircle cx='18' cy='18' r='1'/%3E%3Ccircle cx='40' cy='54' r='1'/%3E%3Ccircle cx='82' cy='28' r='1'/%3E%3Ccircle cx='122' cy='64' r='1'/%3E%3Ccircle cx='164' cy='34' r='1'/%3E%3Ccircle cx='20' cy='104' r='1'/%3E%3Ccircle cx='68' cy='88' r='1'/%3E%3Ccircle cx='108' cy='122' r='1'/%3E%3Ccircle cx='146' cy='98' r='1'/%3E%3Ccircle cx='32' cy='150' r='1'/%3E%3Ccircle cx='90' cy='154' r='1'/%3E%3Ccircle cx='150' cy='148' r='1'/%3E%3C/g%3E%3C/svg%3E");
      mix-blend-mode:multiply;
    }

    a{color:inherit;text-decoration:none}
    input, select, button{font:inherit}
    .wrap{width:min(var(--max), calc(100% - 2rem)); margin-inline:auto}

    .topbar{
      position:sticky;
      top:0;
      z-index:40;
      backdrop-filter:blur(14px);
      background:rgba(251,248,242,.72);
      border-bottom:1px solid var(--line);
    }

    .nav{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:1rem;
      padding:1rem 0;
    }

    .brand{
      display:flex;
      align-items:center;
      gap:.8rem;
      font-family:"Space Grotesk", sans-serif;
      font-weight:700;
      letter-spacing:-.04em;
    }

    .brand-mark{
      width:2.7rem;
      height:2.7rem;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg, var(--accent), #c88552);
      box-shadow:var(--shadow);
    }

    .brand small{
      display:block;
      font-family:"Manrope", sans-serif;
      color:var(--muted);
      letter-spacing:.12em;
      text-transform:uppercase;
      font-size:.68rem;
      font-weight:800;
    }

    .nav-links{
      display:flex;
      gap:1.2rem;
      flex-wrap:wrap;
      color:var(--muted);
      font-weight:700;
      font-size:.95rem;
    }

    .hero{
      padding:clamp(2.8rem, 6vw, 6rem) 0 1.5rem;
    }

    .hero-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:1rem;
      align-items:stretch;
    }

    .panel{
      background:var(--paper);
      border:1px solid rgba(31,26,22,.08);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }

    .hero-copy{
      padding:clamp(1.3rem, 3vw, 2.4rem);
      min-height:540px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      overflow:hidden;
      position:relative;
    }

    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:.55rem;
      width:max-content;
      padding:.5rem .82rem;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.45);
      color:var(--muted);
      text-transform:uppercase;
      letter-spacing:.12em;
      font-size:.72rem;
      font-weight:800;
    }

    h1,h2,h3{
      font-family:"Space Grotesk", sans-serif;
      letter-spacing:-.05em;
      line-height:.95;
      margin:0;
    }

    h1{
      font-size:clamp(1.2rem, 3.25vw, 2.7rem);
      margin-top:1rem;
      max-width:none;
    }

    .lead{
      color:var(--muted);
      max-width:58ch;
      margin-top:1rem;
      font-size:clamp(1rem, 1.5vw, 1.12rem);
    }

    .hero-stats{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:.8rem;
      margin-top:2rem;
    }

    .stat{
      padding:1rem;
      border-radius:18px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.62), rgba(255,255,255,.3));
    }

    .stat span{
      display:block;
      color:var(--muted);
      text-transform:uppercase;
      letter-spacing:.1em;
      font-size:.74rem;
      font-weight:800;
      margin-bottom:.35rem;
    }

    .stat strong{
      font-size:clamp(1rem, 2vw, 1.3rem);
      font-weight:800;
    }

    .hero-art{
      padding:1rem;
      min-height:540px;
      overflow:hidden;
      position:relative;
    }

    .scene{
      width:100%;
      height:100%;
      min-height:500px;
      border-radius:calc(var(--radius) - 8px);
      overflow:hidden;
      position:relative;
      border:1px solid rgba(31,26,22,.08);
      background:
        radial-gradient(circle at 75% 16%, rgba(255,247,222,.94), transparent 14%),
        linear-gradient(180deg, #ede4d4 0 52%, #cfb596 52% 100%);
    }

    .sun{
      position:absolute;
      top:10%;
      right:10%;
      width:120px;
      aspect-ratio:1;
      border-radius:50%;
      background:radial-gradient(circle, #fff6de 0%, #efc387 58%, rgba(239,195,135,0) 72%);
    }

    .mountain{
      position:absolute;
      bottom:35%;
      left:-5%;
      width:110%;
      height:28%;
      background:#7b8973;
      clip-path:polygon(0 100%, 0 72%, 12% 54%, 24% 66%, 41% 35%, 55% 58%, 67% 32%, 80% 52%, 100% 26%, 100% 100%);
      opacity:.85;
    }

    .mountain.two{
      bottom:30%;
      background:#5d6d62;
      clip-path:polygon(0 100%, 0 74%, 18% 60%, 33% 40%, 48% 58%, 64% 34%, 78% 50%, 100% 42%, 100% 100%);
    }

    .ground{
      position:absolute;
      inset:auto 0 0 0;
      height:42%;
      background:linear-gradient(180deg, #c59f74, #a6774e);
    }

    .road{
      position:absolute;
      left:-10%;
      bottom:17%;
      width:120%;
      height:16%;
      background:#4b413c;
      border-radius:55% 55% 0 0 / 100% 100% 0 0;
      transform:rotate(-2deg);
    }

    .road::after{
      content:"";
      position:absolute;
      left:18%;
      right:18%;
      top:50%;
      height:4px;
      transform:translateY(-50%);
      background:repeating-linear-gradient(90deg, #f2e2b2 0 48px, transparent 48px 84px);
    }

    .van{
      position:absolute;
      left:50%;
      bottom:18%;
      transform:translateX(-50%);
      width:min(80%, 430px);
      height:180px;
      animation:floatVan 4.4s ease-in-out infinite;
    }

    .van-top{
      position:absolute;
      left:16%;
      right:14%;
      top:0;
      height:48px;
      border-radius:20px 20px 8px 8px;
      background:linear-gradient(180deg, #ece5da, #d8ccbb);
      border:2px solid rgba(31,26,22,.16);
    }

    .van-body{
      position:absolute;
      inset:18px 0 22px 0;
      border-radius:24px 34px 20px 20px;
      background:linear-gradient(180deg, #f7f4ef, #d6d0c7);
      border:2px solid rgba(31,26,22,.18);
      box-shadow:0 18px 30px rgba(0,0,0,.12);
    }

    .window{
      position:absolute;
      top:40px;
      height:40px;
      border-radius:12px;
      background:linear-gradient(180deg, #5a7a87, #223640);
      border:2px solid rgba(31,26,22,.2);
    }

    .window.w1{left:8%; width:18%}
    .window.w2{left:30%; width:22%}
    .window.w3{left:56%; width:18%}
    .door{
      position:absolute;
      right:15%;
      top:34px;
      width:18%;
      height:78px;
      border-left:2px solid rgba(31,26,22,.18);
    }

    .stripe{
      position:absolute;
      left:0;
      right:0;
      bottom:30px;
      height:14px;
      background:linear-gradient(90deg, var(--accent-2), #3d6756);
    }

    .wheel{
      position:absolute;
      bottom:0;
      width:54px;
      height:54px;
      border-radius:50%;
      background:#1c1a1a;
      border:6px solid #6b6762;
      box-shadow:inset 0 0 0 8px #272525;
    }

    .wheel::after{
      content:"";
      position:absolute;
      inset:11px;
      border-radius:50%;
      background:#99928b;
    }

    .wheel.wl{left:18%}
    .wheel.wr{right:16%}

    .floating-result{
      position:absolute;
      right:1rem;
      bottom:1rem;
      padding:1rem 1.1rem;
      border-radius:18px;
      border:1px solid var(--line);
      background:rgba(251,248,242,.88);
      backdrop-filter:blur(10px);
      box-shadow:var(--shadow);
      max-width:230px;
    }

    .floating-result span{
      display:block;
      color:var(--muted);
      text-transform:uppercase;
      letter-spacing:.1em;
      font-size:.76rem;
      font-weight:800;
      margin-bottom:.35rem;
    }

    .floating-result strong{
      font-family:"Space Grotesk", sans-serif;
      font-size:1.6rem;
      letter-spacing:-.05em;
      line-height:1;
    }

    section{padding:1rem 0 2rem}

    .section-head{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:1rem;
      align-items:end;
      margin-bottom:1rem;
    }

    .section-head p{
      margin:0;
      color:var(--muted);
      max-width:62ch;
    }

    .app-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:1rem;
      align-items:start;
    }

    .form-panel, .summary-panel{
      padding:1.3rem;
    }

    .grid-2{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:.9rem;
      align-items:start;
    }

    .field{
      display:grid;
      gap:.42rem;
      margin-bottom:.9rem;
    }

    .field.full{
      grid-column:1 / -1;
    }

    .field label{
      display:block;
      min-height:2.8em;
      font-size:.8rem;
      text-transform:uppercase;
      letter-spacing:.04em;
      color:var(--muted);
      font-weight:800;
    }

    .field input, .field select{
      width:100%;
      border:1px solid rgba(31,26,22,.12);
      background:rgba(255,255,255,.58);
      color:var(--ink);
      border-radius:16px;
      padding:1rem 1rem;
      outline:none;
      transition:.2s ease;
    }

    .field textarea{
      width:100%;
      border:1px solid rgba(31,26,22,.12);
      background:rgba(255,255,255,.58);
      color:var(--ink);
      border-radius:16px;
      padding:1rem 1rem;
      outline:none;
      transition:.2s ease;
      resize:vertical;
      min-height:92px;
    }

    .field input:focus, .field select:focus{
      border-color:rgba(155,90,43,.5);
      box-shadow:0 0 0 4px rgba(155,90,43,.08);
      background:#fff;
    }

    .field input[readonly]{
      background:rgba(31,26,22,.06);
      color:rgba(31,26,22,.72);
      border-style:dashed;
      cursor:not-allowed;
    }

    .field input[readonly]:focus{
      box-shadow:none;
      border-color:rgba(31,26,22,.2);
      background:rgba(31,26,22,.06);
    }

    .field .locked-note{
      font-size:.76rem;
      color:var(--muted);
      letter-spacing:.03em;
    }

    .field textarea:focus{
      border-color:rgba(155,90,43,.5);
      box-shadow:0 0 0 4px rgba(155,90,43,.08);
      background:#fff;
    }

    .reference-out{
      margin-top:.85rem;
      color:var(--muted);
      font-size:.95rem;
    }

    .switches{
      display:grid;
      gap:.8rem;
      margin:.6rem 0 1rem;
    }

    .toggle{
      display:flex;
      align-items:flex-start;
      gap:.8rem;
      padding:1rem;
      border-radius:18px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.38);
    }

    .toggle input{
      margin-top:.2rem;
      accent-color:var(--accent-2);
      transform:scale(1.1);
    }

    .toggle strong{
      display:block;
      font-size:1rem;
      margin-bottom:.2rem;
    }

    .toggle span{
      color:var(--muted);
      font-size:.94rem;
    }

    .actions{
      display:flex;
      flex-wrap:wrap;
      gap:.8rem;
      margin-top:1rem;
    }

    .btn{
      border:none;
      border-radius:999px;
      padding:.95rem 1.2rem;
      font-weight:800;
      cursor:pointer;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
    }

    .btn:active{transform:translateY(1px) scale(.99)}
    .btn.primary{
      color:#fff;
      background:linear-gradient(135deg, var(--accent-2), #416b59);
      box-shadow:0 12px 24px rgba(40,73,61,.18);
    }

    .btn.primary:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 30px rgba(40,73,61,.24);
    }

    .btn.secondary{
      color:var(--ink);
      background:rgba(255,255,255,.62);
      border:1px solid var(--line);
    }

    .btn.secondary:hover{
      transform:translateY(-2px);
      background:#fff;
    }

    .summary-top{
      display:flex;
      justify-content:space-between;
      gap:1rem;
      align-items:flex-start;
      margin-bottom:1rem;
    }

    .pill{
      white-space:nowrap;
      border:1px solid var(--line);
      border-radius:999px;
      padding:.55rem .8rem;
      font-size:.8rem;
      font-weight:800;
      background:rgba(40,73,61,.08);
      color:var(--accent-2);
    }

    .result-box{
      padding:1.1rem 1.15rem;
      border-radius:20px;
      background:linear-gradient(135deg, rgba(156,90,43,.14), rgba(216,179,142,.28));
      border:1px solid rgba(156,90,43,.18);
      margin-bottom:1rem;
    }

    .result-box span{
      display:block;
      color:var(--muted);
      text-transform:uppercase;
      letter-spacing:.1em;
      font-size:.75rem;
      font-weight:800;
      margin-bottom:.35rem;
    }

    .result-box strong{
      display:block;
      font-family:"Space Grotesk", sans-serif;
      font-size:clamp(2.1rem, 5vw, 4rem);
      line-height:1;
      letter-spacing:-.06em;
    }

    .formula{
      display:grid;
      gap:.8rem;
      margin-top:1rem;
    }

    .step{
      display:grid;
      grid-template-columns:1fr auto;
      gap:1rem;
      align-items:center;
      padding:1rem 0;
      border-bottom:1px dashed rgba(31,26,22,.12);
    }

    .step:last-child{border-bottom:none}

    .step small{
      display:block;
      color:var(--muted);
      text-transform:uppercase;
      letter-spacing:.08em;
      font-weight:800;
      margin-bottom:.25rem;
    }

    .step strong{
      font-size:1.02rem;
    }

    .num{
      font-family:"Space Grotesk", sans-serif;
      font-weight:700;
      letter-spacing:-.04em;
      font-size:clamp(1.08rem, 2vw, 1.45rem);
    }

    .info-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:1rem;
      margin-top:1rem;
    }

    .note{
      padding:1rem;
      border-radius:18px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.4);
    }

    .note h3{
      font-size:1.05rem;
      margin-bottom:.35rem;
    }

    .note p{
      margin:0;
      color:var(--muted);
    }

    .hint{
      margin-top:.9rem;
      padding:1rem;
      border-radius:18px;
      background:rgba(40,73,61,.07);
      border:1px solid rgba(40,73,61,.12);
      color:#25473b;
      font-size:.95rem;
    }

    .reveal{
      opacity:0;
      transform:translateY(24px);
      transition:opacity .7s ease, transform .7s ease;
    }

    .reveal.visible{
      opacity:1;
      transform:translateY(0);
    }

    .stagger-1{animation:enter .8s both .08s}
    .stagger-2{animation:enter .8s both .2s}
    .stagger-3{animation:enter .8s both .32s}
    .stagger-4{animation:enter .8s both .44s}

    .rules-section{
      padding:4rem 0;
    }

    .rules-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:1.5rem;
      margin-top:2rem;
    }

    .rules-col{
      background:rgba(255,255,255,.55);
      border:1px solid var(--line);
      border-radius:var(--radius-sm);
      padding:1.5rem 1.5rem 1.75rem;
    }

    .rules-col h3{
      font-family:"Space Grotesk", sans-serif;
      font-size:1.15rem;
      font-weight:700;
      margin:0 0 .2rem;
    }

    .rules-col .rules-sub{
      font-size:.82rem;
      color:var(--muted);
      margin:0 0 1.25rem;
    }

    .rules-block{
      margin-bottom:1.25rem;
    }

    .rules-block:last-child{
      margin-bottom:0;
    }

    .rules-block h4{
      font-size:.8rem;
      text-transform:uppercase;
      letter-spacing:.04em;
      font-weight:800;
      color:var(--muted);
      margin:0 0 .55rem;
    }

    .rules-list{
      list-style:none;
      margin:0;
      padding:0;
      display:flex;
      flex-direction:column;
      gap:.35rem;
    }

    .rules-list li{
      font-size:.92rem;
      padding-left:1.35rem;
      position:relative;
      color:var(--ink);
    }

    .rules-list li::before{
      content:attr(data-icon);
      position:absolute;
      left:0;
      top:0;
    }

    .rules-box{
      border-radius:12px;
      padding:.75rem 1rem;
      font-size:.88rem;
      margin-top:1rem;
    }

    .rules-box.ok{
      background:rgba(39,88,71,.07);
      border:1px solid rgba(39,88,71,.14);
      color:#25473b;
    }

    .rules-box.warn{
      background:rgba(139,92,26,.07);
      border:1px solid rgba(139,92,26,.14);
      color:#6b4010;
    }

    .rules-box strong{
      display:block;
      font-size:.78rem;
      text-transform:uppercase;
      letter-spacing:.04em;
      margin-bottom:.35rem;
      opacity:.8;
    }

    @media(max-width:680px){
      .rules-grid{
        grid-template-columns:1fr;
      }
    }

    .foot{
      padding:2rem 0 3rem;
      color:var(--muted);
      font-size:.95rem;
    }

    @keyframes enter{
      from{opacity:0; transform:translateY(24px)}
      to{opacity:1; transform:translateY(0)}
    }

    @keyframes floatVan{
      0%,100%{transform:translateX(-50%) translateY(0)}
      50%{transform:translateX(-50%) translateY(-5px)}
    }

    @media (max-width: 1040px){
      .hero-grid,
      .section-head,
      .app-grid{
        grid-template-columns:1fr;
      }
      .info-grid{
        grid-template-columns:1fr;
      }
      .hero-copy, .hero-art{
        min-height:auto;
      }
    }

    @media (max-width: 720px){
      .nav{
        flex-direction:column;
        align-items:flex-start;
      }
      .hero-stats,
      .grid-2{
        grid-template-columns:1fr;
      }
      .step{
        grid-template-columns:1fr;
      }
      .floating-result{
        position:static;
        margin:1rem;
      }
    }

    @media print{
      *{-webkit-print-color-adjust:exact; print-color-adjust:exact}
      html, body{background:#fff; font-size:11pt; color:#000; margin:0; padding:0}
      .topbar, .hero, .rules-section, .foot, #noter,
      #beregner .section-head, .form-panel, .hint, .actions, .switches,
      .floating-result{display:none !important}
      /* kill any reserved height on hidden elements */
      .hero, .topbar{height:0 !important; min-height:0 !important; overflow:hidden !important}
      .reveal{opacity:1 !important; transform:none !important}
      .panel{box-shadow:none; border:1px solid #ccc; background:#fff; break-inside:avoid; margin-bottom:.75rem}
      .summary-panel{break-inside:avoid}
      .formula .step{border-bottom:1px solid #eee; padding:.4rem 0}
      .formula .step:last-child{border-bottom:none}
      .app-grid{display:block}
      a[href]::after{content:none}
      .print-header{display:block !important; border-bottom:2px solid #000; padding-bottom:.5rem; margin-bottom:1rem}
    }

    .print-header{
      display:none;
      font-size:10pt;
      color:#666;
      margin-bottom:.5rem;
    }