:root{
    --paper:#fff9f4;
    --paper-alt:#f4ece1;
    --ink:#201d1b;
    --ink-soft:#7d7269;
    --line:#e7ddcf;
    --orange:#f25b23;
    --amber:#f68c1e;
    --charcoal:#454140;
    --dark:#201d1b;
    --dark-soft:#3a3634;
    --paper-on-dark:#f6f4f1;
  }

  *{margin:0;padding:0;box-sizing:border-box;}

  html{scroll-behavior:smooth;}

  body{
    background:var(--paper);
    color:var(--ink);
    font-family:'Inter',sans-serif;
    font-size:16px;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }

  img{max-width:100%;display:block;}

  .mono{
    font-family:'JetBrains Mono',monospace;
  }

  .eyebrow{
    font-family:'JetBrains Mono',monospace;
    font-size:12.5px;
    font-weight:500;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--orange);
    display:flex;
    align-items:center;
    gap:11px;
  }
  .eyebrow::before{
    content:'';
    width:26px;
    height:11px;
    background-image:url("data:image/svg+xml;utf8,%3Csvg%20viewBox%3D%220%200%2032%2013%22%20width%3D%2232%22%20height%3D%2213%22%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%3E%3Crect%20x%3D%220%22%20y%3D%222%22%20width%3D%229%22%20height%3D%229%22%20rx%3D%221%22%20fill%3D%22%23f25b23%22/%3E%3Crect%20x%3D%2212%22%20y%3D%222%22%20width%3D%229%22%20height%3D%229%22%20rx%3D%221%22%20fill%3D%22%23f25b23%22/%3E%3Crect%20x%3D%2224%22%20y%3D%223.5%22%20width%3D%227%22%20height%3D%227%22%20rx%3D%221%22%20fill%3D%22%23f68c1e%22/%3E%3C/svg%3E");
    background-repeat:no-repeat;
    background-position:left center;
    background-size:contain;
    flex-shrink:0;
  }

  h1,h2,h3{
    font-family:'Archivo',sans-serif;
    font-weight:800;
    letter-spacing:-0.02em;
    line-height:1.05;
  }

  .container{
    max-width:1180px;
    margin:0 auto;
    padding:0 32px;
  }

  a{color:inherit;text-decoration:none;}

  /* ---------- pixel-dissolve marks, signature element (derived from the logo icon) ---------- */
  .reg-mark{
    position:absolute;
    width:30px;
    height:30px;
    pointer-events:none;
  }
  .reg-mark svg{width:100%;height:100%;display:block;}
  .reg-tl{top:-14px;left:-14px;transform:scaleX(-1) scaleY(-1);}
  .reg-tr{top:-14px;right:-14px;transform:scaleY(-1);}
  .reg-bl{bottom:-14px;left:-14px;transform:scaleX(-1);}
  .reg-br{bottom:-14px;right:-14px;}
  .reg-host{position:relative;}

  .pixel-field{
    position:absolute;
    pointer-events:none;
  }

  /* ---------- header ---------- */
  header{
    position:sticky;
    top:0;
    z-index:50;
    background:rgba(255,255,255,0.92);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav-wrap{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:78px;
  }
  .logo-mark{height:34px;}
  nav.main-nav{
    display:flex;
    gap:36px;
  }
  nav.main-nav a{
    font-size:14.5px;
    font-weight:500;
    color:var(--ink);
    position:relative;
    padding:4px 0;
  }
  nav.main-nav a::after{
    content:'';
    position:absolute;
    left:0;bottom:0;
    width:0;
    height:1.5px;
    background:var(--orange);
    transition:width 0.25s ease;
  }
  nav.main-nav a:hover::after{width:100%;}

  .header-actions{display:flex;align-items:center;gap:18px;}

  .btn{
    font-family:'JetBrains Mono',monospace;
    font-size:13px;
    font-weight:500;
    letter-spacing:0.02em;
    padding:13px 24px;
    border-radius:2px;
    display:inline-flex;
    align-items:center;
    gap:8px;
    cursor:pointer;
    border:1px solid transparent;
    transition:transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
    white-space:nowrap;
  }
  .btn:active{transform:translateY(1px);}
  .btn-primary{
    background:var(--ink);
    color:#fff;
  }
  .btn-primary:hover{background:var(--orange);}
  .btn-outline{
    background:transparent;
    border-color:var(--ink);
    color:var(--ink);
  }
  .btn-outline:hover{border-color:var(--orange);color:var(--orange);}
  .btn-ghost{
    color:var(--ink-soft);
    font-family:'JetBrains Mono',monospace;
    font-size:13px;
  }
  .btn-ghost:hover{color:var(--orange);}
  .btn-arrow{transition:transform 0.18s ease;}
  .btn:hover .btn-arrow{transform:translateX(3px);}

  .nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;}
  .nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;}

  /* ---------- hero ---------- */
  .hero{
    position:relative;
    padding:88px 0 100px;
    overflow:hidden;
  }
  .hero-mosaic{
    display:grid;
    grid-template-columns:repeat(12,1fr);
    gap:7px;
    width:100%;
  }
  .hero-mosaic .cell{
    aspect-ratio:1;
    border-radius:3px;
    background:var(--paper-alt);
    opacity:0;
    transform:scale(0.4);
    transition:transform 0.45s cubic-bezier(.2,.8,.2,1), opacity 0.45s ease, filter 0.2s ease;
  }
  .hero-mosaic.is-in .cell{opacity:1;transform:scale(1);}
  .hero-mosaic .cell.orange{background:var(--orange);}
  .hero-mosaic .cell.amber{background:var(--amber);}
  .hero-mosaic .cell.dark{background:var(--charcoal);}
  .hero-mosaic .cell.filled:hover{filter:brightness(1.12);transform:scale(1.08);}
  @media (max-width:980px){
    .hero-mosaic{grid-template-columns:repeat(12,1fr);gap:5px;max-width:420px;margin:0 auto;}
  }
  .hero-grid{
    position:relative;
    display:grid;
    grid-template-columns:1.05fr 0.95fr;
    gap:48px;
    align-items:center;
  }
  .hero-copy .eyebrow{margin-bottom:22px;}
  .hero-copy h1{
    font-size:clamp(34px,4.6vw,58px);
    margin-bottom:22px;
  }
  .hero-copy h1 .accent{color:var(--orange);}
  .hero-copy p.lede{
    font-size:17.5px;
    color:var(--ink-soft);
    max-width:490px;
    margin-bottom:34px;
  }
  .hero-cta-row{
    display:flex;
    align-items:center;
    gap:22px;
    flex-wrap:wrap;
    margin-bottom:34px;
  }
  .hero-meta{
    display:flex;
    gap:26px;
    flex-wrap:wrap;
    border-top:1px solid var(--line);
    padding-top:20px;
    max-width:520px;
  }
  .hero-meta div{font-size:13px;color:var(--ink-soft);}
  .hero-meta strong{
    display:block;
    font-family:'JetBrains Mono',monospace;
    color:var(--ink);
    font-size:13px;
    margin-bottom:3px;
  }

  .hero-art{position:relative;}

  /* ---------- section shell ---------- */
  section{padding:104px 0;}
  .section-head{
    max-width:640px;
    margin-bottom:56px;
  }
  .section-head .eyebrow{margin-bottom:18px;}
  .section-head h2{
    font-size:clamp(26px,3.1vw,38px);
    margin-bottom:18px;
  }
  .section-head p{
    color:var(--ink-soft);
    font-size:16.5px;
    max-width:560px;
  }
  .section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
  .section-head.center .eyebrow{justify-content:center;}
  .section-head.center p{margin-left:auto;margin-right:auto;}

  /* ---------- why section ---------- */
  .why{background:var(--paper-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .why-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
  }
  .why-card{
    background:var(--paper);
    padding:34px 30px 30px;
  }
  .why-card .num{
    font-family:'JetBrains Mono',monospace;
    font-size:12px;
    color:var(--orange);
    margin-bottom:20px;
    display:flex;
    align-items:center;
    gap:9px;
  }
  .why-card .num::before, .svc-card .svc-index::before, .process-step .step-num::before{
    content:'';
    width:16px;
    height:11px;
    background-image:url("data:image/svg+xml;utf8,%3Csvg%20viewBox%3D%220%200%2016%2011%22%20width%3D%2216%22%20height%3D%2211%22%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20class%3D%22%22%3E%3Crect%20x%3D%229%22%20y%3D%220%22%20width%3D%226%22%20height%3D%226%22%20fill%3D%22%23f25b23%22/%3E%3Crect%20x%3D%223%22%20y%3D%223%22%20width%3D%224%22%20height%3D%224%22%20fill%3D%22%23f68c1e%22%20opacity%3D%220.9%22/%3E%3Crect%20x%3D%220%22%20y%3D%228%22%20width%3D%222.4%22%20height%3D%222.4%22%20fill%3D%22%23f25b23%22%20opacity%3D%220.7%22/%3E%3C/svg%3E");
    background-repeat:no-repeat;
    background-position:left center;
    background-size:contain;
    flex-shrink:0;
  }
  .why-card h3{
    font-size:19px;
    font-weight:700;
    margin-bottom:10px;
  }
  .why-card p{
    color:var(--ink-soft);
    font-size:14.5px;
  }

  /* ---------- services ---------- */
  .svc-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    border-top:1px solid var(--line);
    border-left:1px solid var(--line);
  }
  .svc-card{
    padding:30px 28px;
    border-right:1px solid var(--line);
    border-bottom:1px solid var(--line);
    transition:background 0.2s ease;
  }
  .svc-card:hover{background:var(--paper-alt);}
  .svc-card .svc-index{
    font-family:'JetBrains Mono',monospace;
    font-size:11.5px;
    color:var(--ink-soft);
    display:flex;
    align-items:center;
    gap:9px;
    margin-bottom:16px;
  }
  .svc-card h3{
    font-size:16.5px;
    font-weight:700;
    margin-bottom:9px;
  }
  .svc-card p{
    font-size:13.8px;
    color:var(--ink-soft);
  }

  /* ---------- diferenciais (dark) ---------- */
  .diff{
    background:var(--dark);
    color:var(--paper-on-dark);
  }
  .diff .eyebrow{color:var(--amber);}
  .diff .eyebrow::before{background:var(--amber);}
  .diff .section-head p{color:#b8b2ac;}
  .diff-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:40px;
  }
  .diff-card{border-top:1px solid #4a4542;padding-top:22px;}
  .diff-card h3{font-size:18px;font-weight:700;margin-bottom:10px;}
  .diff-card p{font-size:14.5px;color:#b8b2ac;}
  .diff-card .mark{color:var(--amber);font-family:'JetBrains Mono',monospace;font-size:13px;margin-bottom:14px;display:block;}

  /* ---------- process ---------- */
  .process-list{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:0;
    border-top:1px solid var(--line);
  }
  .process-step{
    padding:30px 26px 30px 0;
    border-right:1px solid var(--line);
    position:relative;
  }
  .process-step:last-child{border-right:none;}
  .process-step .step-num{
    font-family:'JetBrains Mono',monospace;
    font-size:12.5px;
    color:var(--orange);
    margin-bottom:22px;
    display:flex;
    align-items:center;
    gap:9px;
  }
  .process-step h3{
    font-size:16.5px;
    font-weight:700;
    margin-bottom:10px;
  }
  .process-step p{
    font-size:13.8px;
    color:var(--ink-soft);
  }
  .process-step .step-connector{
    position:absolute;
    top:9px;
    right:-4px;
    width:8px;height:8px;
    border-radius:50%;
    background:var(--orange);
  }
  .process-step:last-child .step-connector{display:none;}

  /* ---------- contact ---------- */
  .contact{background:var(--paper-alt);border-top:1px solid var(--line);}
  .contact-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:64px;
    align-items:start;
  }
  .contact-info-list{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:28px;
    margin-top:36px;
  }
  .contact-info-list .label{
    font-family:'JetBrains Mono',monospace;
    font-size:11.5px;
    color:var(--orange);
    letter-spacing:0.08em;
    margin-bottom:8px;
    display:block;
  }
  .contact-info-list .value{font-size:15px;font-weight:500;}

  form{background:var(--paper);border:1px solid var(--line);padding:34px;}
  .field{margin-bottom:20px;}
  .field label{
    display:block;
    font-family:'JetBrains Mono',monospace;
    font-size:11.5px;
    color:var(--ink-soft);
    letter-spacing:0.05em;
    margin-bottom:8px;
  }
  .field input, .field textarea{
    width:100%;
    border:1px solid var(--line);
    background:var(--paper);
    padding:13px 14px;
    font-family:'Inter',sans-serif;
    font-size:14.5px;
    color:var(--ink);
    border-radius:2px;
    resize:vertical;
  }
  .field input:focus, .field textarea:focus{
    outline:none;
    border-color:var(--orange);
  }
  form .btn{width:100%;justify-content:center;margin-top:6px;}

  /* ---------- footer ---------- */
  footer{
    border-top:1px solid var(--line);
    padding:38px 0;
    position:relative;
    overflow:hidden;
  }
  .footer-pixel-field{
    position:absolute;
    bottom:-70px;
    left:-40px;
    width:480px;
    height:180px;
    opacity:0.5;
    pointer-events:none;
  }
  .footer-pixel-field svg{width:100%;height:100%;display:block;}
  .footer-row{
    position:relative;
    display:flex;
    align-items:center;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:16px;
  }
  @media (max-width:720px){
    .footer-pixel-field{opacity:0.3;width:340px;height:130px;}
  }
  .footer-logo{height:24px;opacity:0.85;}
  footer p{font-size:13px;color:var(--ink-soft);}

  /* ---------- reveal animation ---------- */
  .reveal{opacity:0;transform:translateY(18px);transition:opacity 0.7s ease, transform 0.7s ease;}
  .reveal.is-visible{opacity:1;transform:translateY(0);}

  @media (prefers-reduced-motion: reduce){
    .reveal{opacity:1;transform:none;transition:none;}
    html{scroll-behavior:auto;}
  }

  /* ---------- responsive ---------- */
  @media (max-width:980px){
    .hero-grid{grid-template-columns:1fr;}
    .hero-art{order:-1;}
    .why-grid, .diff-grid{grid-template-columns:1fr;}
    .svc-grid{grid-template-columns:repeat(2,1fr);}
    .process-list{grid-template-columns:repeat(2,1fr);}
    .process-step{border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:4px;}
    .contact-grid{grid-template-columns:1fr;gap:40px;}
  }
  @media (max-width:720px){
    nav.main-nav{
      position:fixed;
      top:78px;left:0;right:0;
      background:var(--paper);
      flex-direction:column;
      gap:0;
      border-bottom:1px solid var(--line);
      transform:translateY(-110%);
      transition:transform 0.28s ease;
      padding:8px 0;
    }
    nav.main-nav.open{transform:translateY(0);}
    nav.main-nav a{padding:16px 32px;width:100%;border-bottom:1px solid var(--line);}
    .nav-toggle{display:block;}
    .header-actions .btn-primary{display:none;}
    .svc-grid{grid-template-columns:1fr;}
    .process-list{grid-template-columns:1fr;}
    .contact-info-list{grid-template-columns:1fr;}
    section{padding:72px 0;}
    .container{padding:0 22px;}
  }