:root{
    --graphite:#24272B;
    --graphite-2:#2F333A;
    --concrete:#EFEBE3;
    --concrete-2:#E3DDD0;
    --yellow:#F4B400;
    --steel:#3F5C74;
    --chalk:#F7F5F0;
    --ink:#3C3A35;
    --line:#D8D1C2;
    --maxw:1160px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--chalk);
    color:var(--ink);
    font-family:'Inter',sans-serif;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;}
  img{max-width:100%; display:block;}
  .wrap{max-width:var(--maxw); margin:0 auto; padding:0 24px;}
  h1,h2,h3{font-family:'Space Grotesk',sans-serif; font-weight:700; margin:0; color:var(--graphite);}
  .mono{font-family:'JetBrains Mono',monospace;}
  :focus-visible{outline:3px solid var(--steel); outline-offset:3px;}

  /* -------- tape-measure signature rule -------- */
  .tape-rule{
    height:10px;
    background-image:repeating-linear-gradient(90deg, var(--graphite) 0 2px, transparent 2px 26px);
    background-size:100% 10px;
    opacity:.9;
  }

  /* -------- header -------- */
  header{
    position:sticky; top:0; z-index:50;
    background:var(--chalk);
    border-bottom:1px solid var(--line);
  }
  .nav{
    display:flex; align-items:center; justify-content:space-between;
    padding:18px 0;
  }
  .logo{
    font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:20px;
    display:flex; align-items:center; gap:10px; text-decoration:none;
  }
  .logo .dot{width:12px; height:12px; background:var(--yellow);}
  .nav-links{display:flex; align-items:center; gap:32px; list-style:none; margin:0; padding:0;}
  .nav-links a{text-decoration:none; font-size:15px; font-weight:500; color:var(--ink);}
  .btn{
    display:inline-flex; align-items:center; gap:8px;
    background:var(--graphite); color:var(--chalk);
    font-weight:600; font-size:15px;
    padding:12px 22px; text-decoration:none;
    border:none; cursor:pointer;
  }
  .btn:hover{background:var(--steel);}
  .btn-yellow{background:var(--yellow); color:var(--graphite);}
  .btn-yellow:hover{background:#E0A600;}
  .nav-cta{display:flex; align-items:center; gap:18px;}
  .nav-toggle{display:none;}

  /* -------- hero -------- */
  .hero{
    background:var(--graphite); color:var(--chalk);
    position:relative; overflow:hidden;
    padding:96px 0 84px;
  }
  .hero .blueprint{
    position:absolute; right:-140px; top:-100px;
    width:560px; height:560px;
    border:2px solid var(--steel); opacity:.5;
  }
  .hero .blueprint::before{content:""; position:absolute; inset:56px; border:1px solid var(--steel);}
  .hero .blueprint::after{
    content:""; position:absolute; top:56px; left:56px; right:56px; bottom:56px;
    background:linear-gradient(var(--steel) 1px, transparent 1px), linear-gradient(90deg, var(--steel) 1px, transparent 1px);
    background-size:38px 38px; opacity:.35;
  }
  .hero-inner{position:relative; z-index:2; max-width:680px;}
  .eyebrow{
    display:inline-block; font-family:'JetBrains Mono',monospace; font-size:14px;
    background:var(--yellow); color:var(--graphite); padding:7px 14px; letter-spacing:.06em;
    margin-bottom:28px;
  }
  .hero h1{font-size:52px; line-height:1.12; letter-spacing:-.01em; margin-bottom:22px;}
  .hero p.lead{font-size:19px; color:#C9CCCF; max-width:560px; margin-bottom:36px;}
  .hero-ctas{display:flex; gap:16px; flex-wrap:wrap; margin-bottom:56px;}
  .trust-bar{
    display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
    border-top:1px solid #3A3E45; padding-top:32px; max-width:900px; position:relative; z-index:2;
  }
  .trust-bar div{display:flex; flex-direction:column; gap:4px;}
  .trust-bar .num{font-family:'JetBrains Mono',monospace; font-weight:700; font-size:30px; color:var(--yellow);}
  .trust-bar .lbl{font-size:13px; color:#B7BBC0;}

  /* -------- section shell -------- */
  section{padding:88px 0;}
  .section-head{max-width:640px; margin-bottom:52px;}
  .kicker{font-family:'JetBrains Mono',monospace; font-size:13px; letter-spacing:.1em; color:var(--steel); margin-bottom:14px; display:block;}
  .section-head h2{font-size:36px; line-height:1.2;}
  .section-head p{font-size:17px; color:#5B5850; margin-top:14px;}

  /* -------- services grid -------- */
  .grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
  .card{background:var(--chalk); padding:36px 28px;}
  .card .icon{width:40px; height:40px; margin-bottom:22px; color:var(--steel);}
  .card h3{font-size:19px; margin-bottom:12px;}
  .card p{font-size:15px; color:#5B5850; margin:0 0 16px;}
  .card ul{list-style:none; margin:0; padding:0; font-size:14px; color:#5B5850;}
  .card ul li{padding:4px 0 4px 20px; position:relative;}
  .card ul li::before{content:"—"; position:absolute; left:0; color:var(--yellow); font-weight:700;}

  /* -------- why us -------- */
  .why{background:var(--concrete);}
  .grid-4b{display:grid; grid-template-columns:repeat(4,1fr); gap:36px;}
  .why-item .icon{width:34px; height:34px; color:var(--steel); margin-bottom:16px;}
  .why-item h3{font-size:17px; margin-bottom:8px;}
  .why-item p{font-size:14px; color:#5B5850; margin:0;}

  /* -------- process -------- */
  .process-list{display:grid; grid-template-columns:repeat(4,1fr); gap:0; counter-reset:step;}
  .step{position:relative; padding:0 28px 0 0; border-left:2px solid var(--line); padding-left:24px;}
  .step:first-child{border-left:2px solid var(--yellow);}
  .step .step-num{font-family:'JetBrains Mono',monospace; font-weight:700; font-size:15px; color:var(--yellow); background:var(--graphite); display:inline-block; padding:4px 10px; margin-bottom:18px;}
  .step h3{font-size:18px; margin-bottom:8px;}
  .step p{font-size:14px; color:#5B5850; margin:0;}

  /* -------- testimonials -------- */
  .testi-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:28px;}
  .testi{background:var(--graphite); color:var(--chalk); padding:32px; display:flex; flex-direction:column; gap:20px;}
  .testi p{font-size:15px; line-height:1.65; color:#D6D8DA; margin:0;}
  .testi .who{font-family:'JetBrains Mono',monospace; font-size:13px; color:var(--yellow); letter-spacing:.04em;}

  /* -------- FAQ -------- */
  .faq{max-width:800px;}
  details{border-bottom:1px solid var(--line); padding:22px 0;}
  summary{
    font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:17px;
    cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px;
  }
  summary::-webkit-details-marker{display:none;}
  summary::after{content:"+"; font-family:'JetBrains Mono',monospace; font-size:22px; color:var(--steel); flex-shrink:0;}
  details[open] summary::after{content:"–";}
  details p{font-size:15px; color:#5B5850; margin:14px 0 0;}

  /* -------- final CTA -------- */
  .cta-final{background:var(--graphite); color:var(--chalk); text-align:left;}
  .cta-final .wrap{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:28px;}
  .cta-final h2{color:var(--chalk); font-size:30px; max-width:520px;}
  .cta-final .btns{display:flex; gap:16px; flex-wrap:wrap;}

  /* -------- footer -------- */
  footer{background:var(--graphite-2); color:#B7BBC0; padding:56px 0 28px; font-size:14px;}
  .foot-grid{display:grid; grid-template-columns:2fr 1fr 1fr; gap:40px; margin-bottom:40px;}
  .foot-grid h4{color:var(--chalk); font-family:'Space Grotesk',sans-serif; font-size:15px; margin-bottom:16px;}
  .foot-grid ul{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px;}
  .foot-grid a{text-decoration:none; color:#B7BBC0;}
  .foot-grid a:hover{color:var(--yellow);}
  .foot-bottom{border-top:1px solid #3A3E45; padding-top:22px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:13px; color:#8B9096;}

  /* -------- page hero (subpages) -------- */
  .page-hero{
    background:var(--graphite); color:var(--chalk);
    position:relative; overflow:hidden;
    padding:64px 0 56px;
  }
  .page-hero .blueprint{
    position:absolute; right:-140px; top:-120px;
    width:460px; height:460px;
    border:2px solid var(--steel); opacity:.5;
  }
  .page-hero .blueprint::before{content:""; position:absolute; inset:48px; border:1px solid var(--steel);}
  .page-hero .blueprint::after{
    content:""; position:absolute; top:48px; left:48px; right:48px; bottom:48px;
    background:linear-gradient(var(--steel) 1px, transparent 1px), linear-gradient(90deg, var(--steel) 1px, transparent 1px);
    background-size:34px 34px; opacity:.35;
  }
  .page-hero-inner{position:relative; z-index:2; max-width:680px;}
  .breadcrumb{font-family:'JetBrains Mono',monospace; font-size:13px; color:#9AA0A6; margin-bottom:22px;}
  .breadcrumb a{text-decoration:none; color:#9AA0A6;}
  .breadcrumb a:hover{color:var(--yellow);}
  .page-hero h1{font-size:42px; line-height:1.15; margin-bottom:16px;}
  .page-hero p.lead{font-size:18px; color:#C9CCCF; max-width:560px; margin:0;}

  /* -------- stat strip (reference page) -------- */
  .stat-strip{
    display:grid; grid-template-columns:repeat(4,1fr);
    border:1px solid var(--line); border-bottom:none;
  }
  .stat-strip div{padding:32px 28px; border-bottom:1px solid var(--line); border-right:1px solid var(--line);}
  .stat-strip div:last-child{border-right:none;}
  .stat-strip .num{font-family:'JetBrains Mono',monospace; font-weight:700; font-size:34px; color:var(--steel); display:block; margin-bottom:6px;}
  .stat-strip .lbl{font-size:14px; color:#5B5850;}

  /* -------- project type list (reference page) -------- */
  .type-list{display:flex; flex-direction:column; border:1px solid var(--line);}
  .type-row{display:flex; align-items:center; gap:24px; padding:26px 28px; border-bottom:1px solid var(--line);}
  .type-row:last-child{border-bottom:none;}
  .type-row .icon{width:32px; height:32px; color:var(--steel); flex-shrink:0;}
  .type-row h3{font-size:17px; margin-bottom:4px;}
  .type-row p{font-size:14px; color:#5B5850; margin:0;}

  /* -------- contact page -------- */
  .contact-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:start;}
  .field{margin-bottom:20px; display:flex; flex-direction:column; gap:8px;}
  .field label{font-size:14px; font-weight:600; color:var(--graphite);}
  .field input, .field textarea, .field select{
    font-family:'Inter',sans-serif; font-size:15px;
    padding:13px 14px; border:1px solid var(--line); background:var(--chalk); color:var(--ink);
  }
  .field input:focus, .field textarea:focus{outline:2px solid var(--steel); outline-offset:0; border-color:var(--steel);}
  .field textarea{resize:vertical; min-height:120px;}
  .contact-info{background:var(--graphite); color:var(--chalk); padding:36px;}
  .contact-info h3{color:var(--chalk); font-size:18px; margin-bottom:22px;}
  .contact-row{display:flex; gap:14px; margin-bottom:20px; align-items:flex-start;}
  .contact-row .icon{width:22px; height:22px; color:var(--yellow); flex-shrink:0; margin-top:2px;}
  .contact-row .label{font-family:'JetBrains Mono',monospace; font-size:12px; color:#9AA0A6; letter-spacing:.06em; margin-bottom:2px; display:block;}
  .contact-row a, .contact-row span.val{font-size:15px; color:var(--chalk); text-decoration:none;}
  .contact-row a:hover{color:var(--yellow);}
  .map-box{
    margin-top:24px; border:2px dashed #4B5058; height:180px;
    display:flex; align-items:center; justify-content:center; text-align:center;
    font-family:'JetBrains Mono',monospace; font-size:13px; color:#8B9096; letter-spacing:.04em; padding:0 20px;
  }

  @media (max-width:920px){
    .contact-grid{grid-template-columns:1fr;}
    .stat-strip{grid-template-columns:repeat(2,1fr);}
    .type-row{flex-wrap:wrap;}
  }

  /* -------- contact page (simplified, no form) -------- */
  .contact-simple{
    max-width:640px; margin:0 auto; text-align:center;
    background:var(--graphite); color:var(--chalk); padding:64px 48px;
  }
  .contact-simple .big-mail{
    font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:28px;
    color:var(--yellow); text-decoration:none; word-break:break-all;
  }
  .contact-simple .big-mail:hover{color:var(--chalk);}
  .contact-simple p{color:#C9CCCF; font-size:16px; margin:18px 0 0;}
  .contact-facts{
    display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
    background:var(--line); border:1px solid var(--line); max-width:900px; margin:40px auto 0;
  }
  .contact-facts div{background:var(--chalk); padding:26px 22px; text-align:center;}
  .contact-facts .label{font-family:'JetBrains Mono',monospace; font-size:12px; color:#8B8371; letter-spacing:.06em; display:block; margin-bottom:8px;}
  .contact-facts .val{font-size:15px; color:var(--graphite); font-weight:600;}

  /* -------- blog / rádce -------- */
  .blog-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
  .blog-card{background:var(--chalk); padding:32px 28px; display:flex; flex-direction:column; text-decoration:none; color:var(--ink);}
  .blog-card .tag{font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--steel); letter-spacing:.06em; margin-bottom:16px;}
  .blog-card h3{font-size:20px; margin-bottom:12px; color:var(--graphite);}
  .blog-card p{font-size:14px; color:#5B5850; margin:0 0 20px; flex-grow:1;}
  .blog-card .read{font-family:'JetBrains Mono',monospace; font-size:13px; color:var(--graphite); font-weight:700;}
  .blog-card:hover .read{color:var(--steel);}

  /* -------- article page -------- */
  .article{max-width:720px; margin:0 auto;}
  .article .kicker{margin-bottom:10px;}
  .article h1{font-size:38px; line-height:1.2; margin-bottom:18px;}
  .article .meta{font-family:'JetBrains Mono',monospace; font-size:13px; color:#8B8371; margin-bottom:40px;}
  .article h2{font-size:25px; margin:44px 0 16px;}
  .article p{font-size:17px; color:var(--ink); line-height:1.75; margin:0 0 20px;}
  .article ul, .article ol{font-size:17px; line-height:1.75; color:var(--ink); padding-left:22px; margin:0 0 20px;}
  .article ul li, .article ol li{margin-bottom:8px;}
  .article .pullquote{
    border-left:3px solid var(--yellow); padding:4px 0 4px 24px; margin:32px 0;
    font-family:'Space Grotesk',sans-serif; font-size:20px; color:var(--graphite);
  }
  .article-cta{
    background:var(--concrete); border:1px solid var(--line); padding:32px; margin-top:48px;
    display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:20px;
  }
  .article-cta p{margin:0; font-size:16px; font-weight:600; color:var(--graphite);}
  .related{border-top:1px solid var(--line); margin-top:56px; padding-top:40px;}

  @media (max-width:920px){
    .contact-facts{grid-template-columns:1fr;}
    .blog-grid{grid-template-columns:1fr;}
    .article h1{font-size:30px;}
    .article-cta{flex-direction:column; align-items:flex-start;}
  }

  @media (max-width:920px){
    .nav-links{display:none;}
    .nav-toggle{display:block;}
    .hero h1{font-size:38px;}
    .trust-bar{grid-template-columns:repeat(2,1fr);}
    .grid-4{grid-template-columns:repeat(2,1fr);}
    .grid-4b{grid-template-columns:repeat(2,1fr);}
    .process-list{grid-template-columns:1fr; gap:32px;}
    .step{border-left:2px solid var(--yellow); padding-left:24px;}
    .testi-grid{grid-template-columns:1fr;}
    .foot-grid{grid-template-columns:1fr; gap:28px;}
    .cta-final .wrap{flex-direction:column; align-items:flex-start;}
  }