:root{
    --ink:#2C3F32;
    --ink-2:#354A3A;
    --paper:#F7F6F3;
    --paper-2:#EFEEE9;
    --green:#3D5F49;
    --green-dark:#2E4A38;
    --green-soft:#E1E8E3;
    --brass:#6E8556;
    --brass-on-dark:#A3C084;
    --red:#A8433A;
    --slate:#5B5F63;
    --line:rgba(28,36,48,0.11);
    --line-dark:rgba(247,246,243,0.14);
    --display:'Source Serif 4',serif;
    --body:'Source Sans 3',sans-serif;
    --mono:'JetBrains Mono',monospace;
    --maxw:1160px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);line-height:1.6;-webkit-font-smoothing:antialiased;}
  img,svg{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  h1,h2,h3{font-family:var(--display);margin:0 0 .4em;letter-spacing:0;font-weight:600;text-transform:none;}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
  :focus-visible{outline:2px solid var(--green);outline-offset:3px;}
  .eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.13em;text-transform:uppercase;color:var(--green-dark);}
  .placeholder-tag{
    display:inline-block;font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;
    color:var(--brass);border:1px solid var(--brass);border-radius:5px;padding:2px 7px;margin-bottom:10px;
    text-transform:uppercase;
  }

  /* trust strip */
  .trust-strip{background:var(--ink);color:#cfd6dd;font-family:var(--mono);font-size:.74rem;padding:9px 0;}
  .trust-strip .wrap{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;}
  .trust-strip span{opacity:.9;}
  .trust-strip b{color:var(--paper);font-weight:500;}

  /* header */
  header.topnav{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line);isolation:isolate;}
  .nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 28px;height:76px;display:flex;align-items:center;justify-content:space-between;}
  .brandmark{display:flex;flex-direction:column;line-height:1.1;background:none;border:none;padding:0;cursor:pointer;text-align:left;}
  .brandmark .word{font-family:var(--display);font-size:1.35rem;font-weight:600;letter-spacing:0;text-transform:none;}
  .brandmark .word .dot{color:var(--green);}
  .brandmark .sub{font-family:var(--mono);font-size:.63rem;letter-spacing:.1em;color:var(--slate);text-transform:uppercase;}
  .links{display:flex;gap:2px;list-style:none;margin:0;padding:0;align-items:center;flex-wrap:nowrap;}
  .links li{list-style:none;}
  .links a, .links button.nav-link{font-family:var(--body);font-size:.88rem;font-weight:500;color:var(--ink);padding:10px 10px;border-radius:7px;transition:background .18s ease;white-space:nowrap;background:none;border:none;cursor:pointer;text-align:left;}
  .links a:hover, .links button.nav-link:hover{background:var(--paper-2);}
  .cart-btn{
    display:flex;align-items:center;gap:8px;background:var(--green);color:#fff;
    font-family:var(--mono);font-size:.78rem;padding:11px 16px;border-radius:8px;border:none;cursor:pointer;
    transition:background .18s ease;
  }
  .cart-btn:hover{background:var(--green-dark);}
  .navtoggle{display:none;background:var(--ink);color:#fff;border:1px solid var(--ink);border-radius:7px;padding:9px 14px;font-family:var(--mono);font-size:.78rem;font-weight:500;cursor:pointer;align-items:center;gap:7px;transition:background .18s ease;}
  .navtoggle-icon{font-size:1rem;line-height:1;}
  .navtoggle:hover{background:var(--ink-2);}
  @media (max-width:1240px){
    .links{display:none;position:absolute;top:76px;left:0;right:0;background:var(--paper);flex-direction:row;flex-wrap:wrap;align-items:center;gap:6px;padding:14px 28px 18px;border-bottom:1px solid var(--line);}
    .links.open{display:flex;}
    .links a, .links button.nav-link{padding:10px 14px;white-space:nowrap;}
    .navtoggle{display:inline-flex;}
  }

  /* hero */
  .hero{padding:76px 0 90px;background:linear-gradient(180deg,var(--paper) 0%,var(--paper-2) 100%);}
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;}
  @media (max-width:940px){.hero-grid{grid-template-columns:1fr;gap:44px;}}
  .hero h1{font-size:clamp(2.3rem,4.4vw,3.3rem);max-width:15ch;line-height:1.08;}
  .hero p.lede{color:var(--slate);font-size:1.08rem;max-width:48ch;margin-top:14px;}
  .hero-ctas{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap;}
  .hero-advice-note{margin-top:16px;font-size:.86rem;color:var(--slate);}
  .hero-advice-note a{color:var(--green-dark);text-decoration:underline;font-weight:500;}
  .btn-primary,.btn-secondary{
    font-family:var(--mono);font-size:.85rem;padding:14px 22px;border-radius:9px;cursor:pointer;letter-spacing:.01em;
    border:none;display:inline-flex;align-items:center;gap:8px;transition:transform .16s ease, background .16s ease;
  }
  .btn-primary{background:var(--green);color:#fff;}
  .btn-primary:hover{background:var(--green-dark);transform:translateY(-1px);}
  .btn-secondary{background:transparent;color:var(--ink);border:1.5px solid var(--line);}
  .btn-secondary:hover{border-color:var(--ink);}
  .chip-row{display:flex;gap:22px;margin-top:30px;flex-wrap:wrap;}
  .chip-row .chip{display:flex;align-items:center;gap:8px;font-size:.86rem;color:var(--slate);}
  .chip-row .chip .ico{width:8px;height:8px;border-radius:50%;background:var(--green);flex:none;}

  .aud-toggle{display:inline-flex;background:var(--paper-2);border-radius:9px;padding:4px;gap:2px;margin-bottom:22px;}
  .aud-btn{
    font-family:var(--mono);font-size:.78rem;padding:9px 16px;border-radius:6px;border:none;
    background:transparent;color:var(--slate);cursor:pointer;transition:background .18s ease,color .18s ease;
  }
  .aud-btn.active{background:var(--ink);color:#fff;}
  .aud-btn:not(.active):hover{color:var(--ink);}

  /* hero illustration: house with guard nodes */
  .hero-visual{position:relative;}
  .hero-visual .ring{
    fill:none;stroke:var(--green);stroke-width:2;stroke-linecap:round;
    stroke-dasharray:6 10;animation:spin 26s linear infinite;transform-origin:200px 200px;
  }
  @keyframes spin{to{transform:rotate(360deg);}}
  .node{animation:blip 2.6s ease-in-out infinite;}
  .node.n2{animation-delay:.5s;}
  .node.n3{animation-delay:1s;}
  .node.n4{animation-delay:1.5s;}
  @keyframes blip{0%,100%{opacity:.45;}50%{opacity:1;}}
  @media (prefers-reduced-motion:reduce){
    .hero-visual .ring{animation:none;}
    .node{animation:none;opacity:1;}
  }

  /* configurator teaser */
  .section{padding:80px 0;}
  .section.alt{background:var(--ink);color:var(--paper);}
  .section.alt .eyebrow{color:var(--brass-on-dark);}
  .section.alt .lede{color:#b7bec8;}
  .section h2{font-size:clamp(1.7rem,3vw,2.3rem);}
  .lede{color:var(--slate);max-width:60ch;}

  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:40px;}
  @media (max-width:860px){.steps{grid-template-columns:repeat(2,1fr);}}
  .step{background:var(--ink-2);border-radius:12px;padding:22px 20px;border:1px solid var(--line-dark);}
  .step .num{font-family:var(--mono);color:var(--green-soft);font-size:.78rem;}
  .step h3{font-size:1.02rem;margin-top:8px;color:#fff;}
  .step p{font-size:.88rem;color:#a9b1bb;margin:0;}
  .floorplan-picker{
    margin-top:34px;background:var(--ink-2);border:1px solid var(--line-dark);border-radius:14px;
    padding:26px 26px 22px;
  }
  .fp-toggle{display:inline-flex;background:var(--ink);border-radius:9px;padding:4px;gap:2px;margin:14px 0 20px;}
  .color-toggle{display:inline-flex;background:var(--ink);border-radius:9px;padding:4px;gap:2px;}
  .color-btn{font-family:var(--mono);font-size:.78rem;padding:9px 16px;border-radius:6px;border:none;background:transparent;color:#a9b1bb;cursor:pointer;transition:background .18s ease,color .18s ease;}
  .color-btn.active{background:var(--green);color:#fff;}
  .color-btn:not(.active):hover{color:#fff;}
  .fp-btn{
    font-family:var(--mono);font-size:.78rem;padding:9px 16px;border-radius:6px;border:none;
    background:transparent;color:#a9b1bb;cursor:pointer;transition:background .18s ease,color .18s ease;
  }
  .fp-btn.active{background:var(--green);color:#fff;}
  .fp-btn:not(.active):hover{color:#fff;}
  .fp-stage{background:var(--paper);border-radius:10px;padding:16px;}
  .fp-stage.fp-stage-compact{background:transparent;padding:16px 0;}
  .fp-svg{width:100%;height:auto;display:none;}
  .fp-svg.active{display:block;}
  .fp-room-label{font-family:var(--mono);font-size:11px;fill:var(--slate);}
  #fp-klein .fp-room-label{font-size:7px;}
  .fp-legend{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-top:14px;}
  .fp-legend span{font-family:var(--mono);font-size:.66rem;color:#a9b1bb;display:inline-flex;align-items:center;gap:6px;}
  .fp-legend .dot{width:9px;height:9px;border-radius:50%;display:inline-block;}
  .fp-legend .dot.square{border-radius:2px;}
  .fp-caption{font-family:var(--body);font-size:.9rem;color:#c7ccd4;margin:16px 0 0;max-width:60ch;}

  /* manifesto */
  /* page navigation */
  .page{display:block;}
  .page[hidden]{display:none;}
  .page-back-bar{padding:0 0 60px;background:var(--paper);}
  .page-back-bar .wrap{display:flex;}
  .page-back-btn{margin:0;}

  .manifesto{background:var(--paper); padding:56px 0; text-align:center; border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .manifesto p.tag{font-family:var(--display); font-size:clamp(1.6rem,3.4vw,2.5rem); font-weight:500; color:var(--ink); margin:0; font-style:italic;}
  .manifesto p.tag .accent{color:var(--green);}
  .manifesto p.sub{font-family:var(--body); font-size:1rem; color:var(--slate); max-width:52ch; margin:14px auto 0;}

  /* installation choice */
  .install-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-top:40px;}
  .install-grid[hidden]{display:none;}
  @media (max-width:640px){.install-grid{grid-template-columns:1fr;}}
  .install-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:28px;display:flex;flex-direction:column;gap:12px;}
  .install-card[hidden]{display:none;}
  .install-card.highlight{border-color:var(--green);box-shadow:0 0 0 1px var(--green) inset;}
  .install-card .tag{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--green-dark);}
  .install-card h3{font-size:1.2rem;}
  .install-card ul{margin:0;padding-left:18px;font-size:.9rem;color:var(--slate);display:flex;flex-direction:column;gap:5px;}
  .install-card .btn-primary, .install-card .btn-secondary{align-self:flex-start;margin-top:6px;}
  .install-card-advice-actions{display:flex;flex-direction:column;gap:8px;margin-top:6px;}

  .quote-form{
    margin-top:34px;background:var(--paper-2);border:1px solid var(--line);border-radius:14px;
    padding:28px;display:none;
  }
  .quote-form.open{display:block;}
  .quote-form h3{font-size:1.05rem;}
  .quote-form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px;}
  @media (max-width:640px){.quote-form .row{grid-template-columns:1fr;}}
  .quote-form label{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--slate);display:block;margin-bottom:6px;}
  .quote-form input,.quote-form select,.quote-form textarea{
    width:100%;font-family:var(--body);font-size:.95rem;padding:11px 13px;border-radius:8px;
    border:1px solid var(--line);background:#fff;color:var(--ink);
  }
  .quote-form input:focus,.quote-form select:focus,.quote-form textarea:focus{border-color:var(--green);}
  .quote-form textarea{resize:vertical;min-height:90px;margin-top:16px;}
  .install-estimate{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px 22px;}
  .install-estimate-rows{margin-top:10px;display:flex;flex-direction:column;gap:6px;}
  .install-estimate-row{display:flex;justify-content:space-between;font-size:.88rem;color:var(--slate);}
  .install-estimate-row strong{font-family:var(--mono);color:var(--ink);font-weight:500;}
  .install-estimate-total{display:flex;justify-content:space-between;margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);font-family:var(--mono);font-size:1.05rem;color:var(--green-dark);}
  .install-estimate-note{font-size:.78rem;color:var(--slate);margin:10px 0 0;}
  .quote-form .field{margin-top:0;}
  .quote-form .submit-row{margin-top:18px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
  .quote-form .form-note{font-size:.82rem;color:var(--slate);margin:0;}

  /* news */
  .news-grid{margin-top:36px;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  @media (max-width:900px){.news-grid{grid-template-columns:1fr;}}
  .news-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px;display:flex;flex-direction:column;gap:10px;}
  .news-card .date{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--green-dark);}
  .news-card h3{font-size:1.02rem;}
  .news-card p{font-size:.9rem;color:var(--slate);margin:0;}
  .news-card a.source{font-family:var(--mono);font-size:.76rem;color:var(--slate);margin-top:auto;}
  .news-card a.source:hover{color:var(--green-dark);}
  .news-refresh-note{
    margin-top:28px;font-family:var(--mono);font-size:.82rem;color:var(--slate);
    border-left:2px solid var(--brass);padding-left:14px;
  }

  /* kits */
  .kit-grid{margin-top:38px;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:26px;}
  .compare-block{margin-top:56px;background:var(--paper-2);border:1px solid var(--line);border-radius:14px;padding:32px;}
  .compare-block h3{font-size:1.3rem;margin-top:6px;}
  .compare-intro{color:var(--slate);max-width:64ch;margin:0 0 24px;}
  .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
  @media (max-width:760px){.compare-grid{grid-template-columns:1fr;}}
  .compare-col{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px;}
  .compare-tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--green-dark);display:block;margin-bottom:12px;}
  .compare-col ul{margin:0;padding-left:18px;font-size:.9rem;color:var(--slate);display:flex;flex-direction:column;gap:6px;}
  .compare-total{font-size:.88rem;color:var(--ink);margin:16px 0 0;padding-top:14px;border-top:1px dashed var(--line);}
  .compare-total strong{font-family:var(--mono);color:var(--green-dark);}
  .compare-conclusion{margin:24px 0 0;font-size:.95rem;color:var(--ink);max-width:70ch;}
  .compare-disclaimer{margin:14px 0 0;font-family:var(--mono);font-size:.76rem;color:var(--slate);}

  /* checkout page */
  .checkout-grid{display:grid;grid-template-columns:1fr 320px;gap:28px;margin-top:32px;align-items:start;}
  @media (max-width:900px){.checkout-grid{grid-template-columns:1fr;}}
  .checkout-block{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;margin-bottom:24px;}
  .checkout-block h3{font-size:1.1rem;}
  .checkout-order-list{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:16px;}
  .checkout-order-item{border-bottom:1px dashed var(--line);padding-bottom:14px;}
  .checkout-order-item:last-child{border-bottom:none;padding-bottom:0;}
  .checkout-order-item .name{font-weight:600;font-size:.95rem;}
  .checkout-order-item ul{list-style:none;margin:8px 0 0;padding:0;font-size:.82rem;color:var(--slate);display:flex;flex-direction:column;gap:3px;}
  .checkout-order-item .amount{margin-top:8px;font-family:var(--mono);font-size:.9rem;color:var(--green-dark);}
  .checkout-order-item-deposit-note{margin:6px 0 0;font-size:.78rem;color:var(--brass);font-style:italic;}
  .bank-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;}
  .bank-option{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:9px;padding:12px 14px;cursor:pointer;font-size:.9rem;transition:border-color .15s ease,background .15s ease;}
  .bank-option.active{border-color:var(--green);background:var(--green-soft);}
  .bank-option input{width:16px;height:16px;accent-color:var(--green);margin:0;}
  .checkout-side{position:sticky;top:96px;background:var(--ink);border:1px solid var(--line-dark);border-radius:14px;padding:24px;color:#fff;}
  .checkout-deposit-row{margin-top:14px;background:rgba(255,255,255,0.06);border-left:3px solid var(--brass-on-dark);padding:14px 16px;border-radius:6px;}
  .checkout-deposit-note{font-size:.8rem;color:#e4e7ea;margin:10px 0 0;}
  .checkout-deposit-note strong{color:var(--brass-on-dark);font-weight:600;}
  .checkout-side .eyebrow{color:var(--brass-on-dark);display:block;margin-bottom:6px;}
  .kit-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px 24px;display:flex;flex-direction:column;gap:12px;transition:transform .18s ease, box-shadow .18s ease;}
  .kit-card:hover{transform:translateY(-3px);box-shadow:0 18px 30px -20px rgba(15,23,33,.25);}
  .kit-card .icon{width:46px;height:46px;}
  .kit-card h3{font-size:1.15rem;}
  .kit-card .price{font-family:var(--mono);font-size:1.15rem;color:var(--green-dark);}
  .kit-card .price small{font-family:var(--body);font-size:.86rem;color:var(--green-dark);display:block;font-weight:600;}
  .kit-card ul{margin:0;padding-left:18px;font-size:.9rem;color:var(--slate);display:flex;flex-direction:column;gap:4px;}
  .kit-card .btn-secondary{margin-top:auto;align-self:flex-start;}

  .pay-note{
    font-family:var(--mono);font-size:.82rem;color:var(--slate);margin-top:14px;
    border-left:2px solid var(--brass);padding-left:14px;max-width:64ch;
  }
  .price-variant[hidden]{display:none;}
  .color-toggle-light{display:inline-flex;background:var(--paper-2);border-radius:9px;padding:4px;gap:2px;}
  .color-btn-light{font-family:var(--mono);font-size:.74rem;padding:7px 12px;border-radius:6px;border:none;background:transparent;color:var(--slate);cursor:pointer;transition:background .18s ease,color .18s ease;}
  .color-btn-light.active{background:var(--ink);color:#fff;}
  .color-btn-light:not(.active):hover{color:var(--ink);}
  .no-rent-block{margin-top:26px;background:var(--paper-2);border:1px solid var(--line);border-radius:10px;padding:26px 28px;max-width:74ch;}
  .no-rent-block h3{font-size:1.15rem;margin-top:6px;}
  .no-rent-block p{color:var(--slate);font-size:.94rem;margin:10px 0;}
  .no-rent-block ul{margin:14px 0;padding-left:20px;display:flex;flex-direction:column;gap:8px;}
  .no-rent-block li{color:var(--slate);font-size:.9rem;}
  .no-rent-block li strong{color:var(--ink);}

  /* why grid */
  .why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;margin-top:40px;}
  @media (max-width:860px){.why-grid{grid-template-columns:repeat(2,1fr);}}
  .why-card{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:22px;}
  .why-card .ico{width:34px;height:34px;color:var(--green);margin-bottom:10px;}
  .why-card h3{font-size:1rem;}
  .why-card p{font-size:.88rem;color:var(--slate);margin:0;}

  /* reviews */
  .review-grid{margin-top:34px;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  @media (max-width:860px){.review-grid{grid-template-columns:1fr;}}
  .review-card{background:var(--paper-2);border-radius:10px;padding:22px;}
  .stars{color:var(--brass);letter-spacing:2px;font-size:.9rem;}
  .review-card p{font-size:.95rem;margin:10px 0 0;}
  .review-card .who{margin-top:12px;font-family:var(--mono);font-size:.74rem;color:var(--slate);}

  /* trust badges */
  .badges{display:flex;justify-content:center;gap:44px;flex-wrap:wrap;margin-top:10px;}
  .legal-text{margin-top:36px;}
  .legal-text h3{font-size:1.05rem;margin-top:32px;margin-bottom:10px;}
  .legal-text h3:first-child{margin-top:0;}
  .legal-text p{color:var(--slate);font-size:.94rem;margin:0 0 12px;}
  .legal-text ul{color:var(--slate);font-size:.94rem;margin:0 0 12px;padding-left:20px;display:flex;flex-direction:column;gap:6px;}
  .legal-text a{color:var(--green-dark);text-decoration:underline;}
  .cookie-banner{position:fixed;left:0;right:0;bottom:0;z-index:120;background:var(--ink);border-top:1px solid var(--line-dark);padding:18px 0;box-shadow:0 -8px 24px rgba(0,0,0,.18);}
  .cookie-banner[hidden]{display:none;}
  .cookie-banner-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
  .cookie-banner-inner p{color:#c7ccd4;font-size:.86rem;margin:0;max-width:64ch;}
  .cookie-link{background:none;border:none;padding:0;color:var(--green-soft);text-decoration:underline;cursor:pointer;font:inherit;}
  .cookie-banner-actions{display:flex;gap:10px;flex-wrap:wrap;flex:none;}
  @media (max-width:640px){.cookie-banner-inner{flex-direction:column;align-items:stretch;}.cookie-banner-actions{justify-content:stretch;}.cookie-banner-actions .btn-primary,.cookie-banner-actions .btn-secondary{flex:1;justify-content:center;}}
  .badges .b{text-align:center;font-family:var(--mono);font-size:.76rem;color:var(--slate);}
  .badges .b b{display:block;color:var(--ink);font-family:var(--body);font-size:.95rem;font-weight:600;margin-bottom:2px;}

  footer{background:var(--ink);color:#a9b1bb;padding:56px 0 26px;}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
  @media (max-width:800px){.foot-grid{grid-template-columns:1fr 1fr;}}
  .foot-grid h4{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin-bottom:14px;}
  .foot-grid a, .foot-grid button.foot-link{display:block;font-size:.9rem;color:#a9b1bb;margin-bottom:8px;background:none;border:none;padding:0;font-family:var(--body);cursor:pointer;text-align:left;width:100%;}
  .foot-grid a:hover, .foot-grid button.foot-link:hover{color:#fff;}
  .foot-veb{
    margin-top:44px;padding-top:26px;border-top:1px solid var(--line-dark);
    display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  }
  .foot-veb img{height:34px;width:auto;filter:brightness(0) invert(1);opacity:.9;}
  .foot-veb p{font-size:.82rem;color:#a9b1bb;margin:0;max-width:60ch;}
  .foot-veb a{color:var(--green-soft);}
  .foot-veb a:hover{text-decoration:underline;}
  .foot-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line-dark);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.8rem;}

  /* configurator app */
  .steps .step{all:unset;box-sizing:border-box;cursor:pointer;background:var(--ink-2);border-radius:12px;padding:22px 20px;border:1px solid var(--line-dark);display:block;width:100%;transition:border-color .18s ease, background .18s ease;}
  .steps .step:hover{border-color:var(--green);}
  .steps .step.active{border-color:var(--green);background:#1c2a22;}
  .steps .step .num{font-family:var(--mono);color:var(--green-soft);font-size:.78rem;}
  .steps .step h3{font-size:1.02rem;margin-top:8px;color:#fff;}
  .steps .step p{font-size:.88rem;color:#a9b1bb;margin:0;}

  .cfg-app{display:grid;grid-template-columns:1fr 320px;gap:28px;margin-top:32px;align-items:start;scroll-margin-top:96px;}
  @media (max-width:900px){.cfg-app{grid-template-columns:1fr;}}
  .cfg-main{background:var(--ink-2);border:1px solid var(--line-dark);border-radius:14px;padding:28px;min-height:360px;}
  .cfg-panel{display:none;}
  .cfg-panel.active{display:block;}
  .cfg-panel .eyebrow{display:block;margin-bottom:16px;}


  .cfg-field-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:6px;}
  .cfg-field{padding-bottom:18px;border-bottom:1px solid var(--line-dark);}
  @media (max-width:560px){.cfg-field-grid{grid-template-columns:1fr;}}
  .cfg-field label{display:block;font-family:var(--mono);font-size:.78rem;color:#c7ccd4;margin-bottom:8px;}
  .cfg-variant-wrap{position:relative;}
  .cfg-variant-wrap::after{content:'\2192';position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--green-soft);font-size:1rem;pointer-events:none;}
  .cfg-option-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin:10px 0 14px;}
  .cfg-option-card{position:relative;display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;background:var(--ink);border:1.5px solid var(--line-dark);border-radius:9px;padding:14px 8px;cursor:pointer;transition:border-color .15s ease,background .15s ease;}
  .cfg-option-card input{position:absolute;opacity:0;pointer-events:none;}
  .cfg-option-card.active{border-color:var(--green);background:#132018;}
  .cfg-option-icon{width:34px;height:34px;color:#8f969c;}
  .cfg-option-card.active .cfg-option-icon{color:var(--green-soft);}
  .cfg-option-photo{width:56px;height:auto;max-height:64px;object-fit:contain;background:#EFEEE9;padding:6px;border-radius:6px;box-sizing:content-box;}
  .cfg-option-name{font-size:.8rem;color:#fff;font-weight:500;margin-top:2px;}
  .cfg-option-sub{font-size:.68rem;color:#a9b1bb;}
  .cfg-option-price{font-family:var(--mono);font-size:.78rem;color:var(--brass-on-dark);margin-top:2px;}
  .cfg-color-mini{display:inline-flex;gap:2px;background:var(--ink);border-radius:6px;padding:3px;margin:8px 0;}
  .cfg-color-mini-btn{font-family:var(--mono);font-size:.7rem;padding:5px 10px;border-radius:4px;border:none;background:transparent;color:#a9b1bb;cursor:pointer;transition:background .15s ease,color .15s ease;}
  .cfg-color-mini-btn.active{background:var(--green);color:#fff;}
  .cfg-color-mini-btn:not(.active):hover{color:#fff;}
  .cfg-room-picker{margin:6px 0 4px;}
  .cfg-room-toggle{font-family:var(--mono);font-size:.72rem;padding:6px 12px;border-radius:6px;border:1px solid var(--line-dark);background:transparent;color:#c7ccd4;cursor:pointer;display:inline-flex;align-items:center;gap:6px;}
  .cfg-room-toggle:hover{border-color:var(--green);color:#fff;}
  .cfg-room-summary{font-size:.72rem;color:var(--green-soft);}
  .cfg-room-panel{margin-top:8px;background:#0d1219;border:1px solid var(--line-dark);border-radius:8px;padding:10px 12px;display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:6px 12px;}
  .cfg-room-panel[hidden]{display:none;}
  .cfg-room-panel label{display:flex;align-items:center;gap:6px;font-size:.78rem;color:#c7ccd4;cursor:pointer;}
  .cfg-room-panel input{width:14px;height:14px;accent-color:var(--green);}
  .cfg-variant-select{width:100%;font-family:var(--body);font-size:.86rem;padding:10px 34px 10px 12px;border-radius:7px;border:1.5px solid var(--green);background:#0d1219;color:#fff;margin-bottom:10px;cursor:pointer;appearance:none;-webkit-appearance:none;-moz-appearance:none;}
  .cfg-variant-select:hover{border-color:var(--green-soft);}
  .qty-lock{font-family:var(--body);font-size:.86rem;color:#a9b1bb;padding:10px 0;}
  .qty-stepper{display:inline-flex;align-items:center;gap:0;background:var(--ink);border:1px solid var(--line-dark);border-radius:8px;overflow:hidden;}
  .qty-stepper button{background:transparent;border:none;color:#fff;width:36px;height:36px;font-size:1.1rem;cursor:pointer;font-family:var(--mono);}
  .qty-stepper button:hover{background:var(--green);}
  .qty-stepper .qty-value{min-width:34px;text-align:center;font-family:var(--mono);font-size:.92rem;color:#fff;display:inline-block;}

  .cfg-toggle-row{display:flex;gap:24px;margin-top:26px;flex-wrap:wrap;}
  .cfg-switch{display:flex;align-items:center;gap:10px;font-size:.9rem;color:#c7ccd4;cursor:pointer;}
  .cfg-switch input{width:18px;height:18px;accent-color:var(--green);}
  .cfg-switch small{color:#a9b1bb;font-family:var(--mono);}

  .cfg-install-note{margin-top:22px;font-size:.92rem;color:#e4e7ea;max-width:60ch;background:rgba(255,255,255,0.06);border-left:3px solid var(--brass-on-dark);padding:14px 18px;border-radius:6px;}
  .cfg-install-note strong{color:var(--brass-on-dark);font-weight:600;}

  .cfg-summary-full ul{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px;}
  .cfg-summary-full li{display:flex;justify-content:space-between;font-size:.9rem;color:#c7ccd4;border-bottom:1px dashed var(--line-dark);padding-bottom:8px;gap:14px;}
  .cfg-summary-full li b{color:#fff;font-weight:500;font-family:var(--mono);white-space:nowrap;}
  .cfg-summary-full h3{color:#fff;font-size:1.1rem;}
  .cfg-summary-total{display:flex;justify-content:space-between;margin-top:14px;padding-top:14px;border-top:1px solid var(--line-dark);font-family:var(--mono);color:#fff;font-size:1.05rem;}
  .cfg-summary-vat-note{margin:4px 0 0;font-family:var(--body);font-size:.9rem;color:#fff;font-weight:600;}
  .cart-drawer-foot .cfg-summary-vat-note{color:var(--ink);}

  .cfg-side{position:sticky;top:96px;background:var(--ink);border:1px solid var(--line-dark);border-radius:14px;padding:24px;max-height:calc(100vh - 116px);overflow-y:auto;}
  .cfg-side-list{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:9px;}
  .cfg-side-list li{display:flex;justify-content:space-between;font-size:.84rem;color:#c7ccd4;gap:10px;}
  .cfg-side-list li b{color:#fff;font-family:var(--mono);font-weight:500;white-space:nowrap;}
  .cfg-side-total{display:flex;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line-dark);font-family:var(--mono);color:#fff;font-size:1.15rem;}
  .cfg-side-total[hidden]{display:none;}
  .cfg-side-recurring{margin-top:8px;padding-top:0;border-top:none;font-size:.9rem;color:var(--brass-on-dark);}
  .cfg-side-note{font-size:.78rem;color:#a9b1bb;margin:10px 0 0;}

  .cfg-nav{display:flex;justify-content:space-between;margin-top:24px;}
  .cfg-nav .btn-secondary{background:transparent;color:#fff;border-color:var(--line-dark);}
  .cfg-nav .btn-secondary:disabled{opacity:.4;cursor:not-allowed;}
  .cfg-nav .btn-secondary:hover{border-color:#fff;}

  /* cart drawer */
  .cart-overlay{position:fixed;inset:0;background:rgba(15,23,33,.5);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:90;}
  .cart-overlay.open{opacity:1;pointer-events:auto;}
  .cart-drawer{position:fixed;top:0;right:0;bottom:0;width:min(420px,92vw);background:var(--paper);z-index:95;transform:translateX(100%);transition:transform .25s ease;display:flex;flex-direction:column;box-shadow:-16px 0 40px rgba(15,23,33,.2);}
  .cart-drawer.open{transform:translateX(0);}
  .cart-drawer-head{display:flex;justify-content:space-between;align-items:center;padding:22px 24px;border-bottom:1px solid var(--line);}
  .cart-drawer-head h3{margin:0;font-size:1.1rem;}
  .cart-close{background:none;border:none;font-size:1.5rem;line-height:1;cursor:pointer;color:var(--slate);}
  .cart-drawer-body{flex:1;overflow-y:auto;padding:20px 24px;}
  .cart-empty{color:var(--slate);font-size:.92rem;}
  .cart-item{border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:14px;}
  .cart-item-head{display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:.95rem;gap:10px;}
  .cart-remove{background:none;border:none;font-size:1.2rem;cursor:pointer;color:var(--slate);line-height:1;}
  .cart-remove:hover{color:var(--red);}
  .cart-item ul{list-style:none;margin:10px 0 0;padding:0;font-size:.82rem;color:var(--slate);display:flex;flex-direction:column;gap:3px;}
  .cart-item-install{display:flex;gap:16px;margin-top:12px;flex-wrap:wrap;}
  .cart-item-install label{display:flex;align-items:center;gap:6px;font-size:.82rem;color:var(--ink);cursor:pointer;}
  .cart-item-install input[type="radio"]{width:14px;height:14px;accent-color:var(--green);margin:0;}
  .cart-item-install-address{margin-top:10px;background:var(--paper-2);border-radius:8px;padding:12px;}
  .cart-item-install-address input{width:48%;display:inline-block;font-family:var(--body);font-size:.85rem;padding:8px 10px;border-radius:7px;border:1px solid var(--line);background:#fff;color:var(--ink);margin-right:2%;}
  .cart-item-install-cost{font-size:.8rem;color:var(--slate);margin:8px 0 0;}
  .cart-item-install-payment-note{font-size:.76rem;color:var(--slate);margin:6px 0 0;font-style:italic;}
  .cart-item-total{margin-top:10px;font-family:var(--mono);font-size:.9rem;color:var(--green-dark);}
  .cart-drawer-foot{padding:20px 24px;border-top:1px solid var(--line);}
  .cart-total-row{display:flex;justify-content:space-between;font-size:1.05rem;margin-bottom:14px;}
  .cart-total-row[hidden]{display:none;}
  .cart-total-row strong{font-family:var(--mono);}
  .cart-drawer-foot .btn-primary{width:100%;justify-content:center;}
  .cart-drawer-foot .btn-secondary{width:100%;justify-content:center;margin-top:10px;}
  .cart-drawer-foot .form-note{margin-top:10px;text-align:center;}
  .cart-clear-confirm{margin-top:10px;background:var(--paper-2);border:1px solid var(--line);border-radius:10px;padding:14px;}
  .cart-clear-confirm p{margin:0 0 10px;font-size:.9rem;text-align:center;color:var(--ink);}