:root{
    --bg:        oklch(0.16 0.018 262);
    --bg-2:      oklch(0.195 0.022 262);
    --surface:   oklch(0.225 0.026 262);
    --line:      oklch(0.34 0.03 262);
    --line-soft: oklch(0.27 0.022 262);
    --text:      oklch(0.96 0.006 262);
    --muted:     oklch(0.74 0.014 262);
    --faint:     oklch(0.56 0.016 262);
    --accent:    oklch(0.66 0.16 262);
    --accent-dim:oklch(0.66 0.16 262 / 0.14);
    --nav-bg:    oklch(0.16 0.018 262 / 0.78);
    --maxw: 1240px;
    --grid: 26px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:'JetBrains Mono',sans-serif;
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  /* blueprint grid backdrop */
  .grid-bg{
    position:fixed; inset:0; z-index:0; pointer-events:none;
    background-image:
      linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
      linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
    background-size:var(--grid) var(--grid);
    opacity:.5;
    mask-image:radial-gradient(circle at 50% 0%, black, transparent 80%);
  }
  .wrap{max-width:var(--maxw); margin:0 auto; padding:0 32px; position:relative; z-index:1}

  /* capabilities note (architecture is selective) */
  .cap-note{margin-top:18px; font-size:12.5px; color:var(--faint); letter-spacing:.02em; max-width:50em; line-height:1.55}
  .cap-note::before{content:"* "; color:var(--accent)}

  /* BIM 3D model tabs */
  .model-tabs{display:flex; gap:2px; margin-bottom:8px}
  .model-tab{font-family:'JetBrains Mono',monospace; font-size:11px; letter-spacing:.12em; text-transform:uppercase; background:none; border:1px solid var(--line); color:var(--faint); padding:6px 18px; cursor:pointer; transition:color .15s,border-color .15s,background .15s}
  .model-tab:hover{color:var(--text); border-color:var(--muted)}
  .model-tab.active{background:var(--accent-dim); border-color:var(--accent); color:var(--accent)}
  /* BIM 3D model slot */
  .model-slot{position:relative; width:100%; aspect-ratio:16/9; border:1px dashed var(--line);
    background-color:var(--bg-2);
    background-image:linear-gradient(var(--line-soft) 1px,transparent 1px),linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
    background-size:34px 34px; display:flex; align-items:center; justify-content:center; text-align:center; overflow:hidden}
  .model-slot::after{content:"BIM · 3D"; position:absolute; top:14px; left:14px; font-family:'JetBrains Mono',monospace; font-size:11px; letter-spacing:.12em; color:var(--accent); background:var(--bg); padding:3px 8px; border:1px solid var(--line); z-index:1; pointer-events:none}
  .model-slot iframe, .model-slot model-viewer, .model-slot canvas, .model-slot video{position:absolute; inset:0; width:100%; height:100%; border:0; display:block}
  #bimViewer{background-color:var(--bg-2); --progress-bar-color:var(--accent); --progress-bar-height:2px; --poster-color:var(--bg-2)}
  h1,h2,h3{font-family:'JetBrains Mono',sans-serif; font-weight:600; letter-spacing:-0.02em; line-height:1.04}
  .mono{font-family:'JetBrains Mono',monospace; font-weight:400}
  /* keep section headings clear of the sticky nav when jumped to */
  section[id], #top{scroll-margin-top:88px}
  a{color:inherit; text-decoration:none}

  .eyebrow{
    font-family:'JetBrains Mono',monospace; font-size:12px; letter-spacing:.22em;
    text-transform:uppercase; color:var(--accent);
    display:inline-flex; align-items:center; gap:10px;
  }
  .eyebrow::before{content:""; width:24px; height:1px; background:var(--accent)}

  /* ---------- nav ---------- */
  nav{
    position:sticky; top:0; z-index:50;
    backdrop-filter:blur(10px);
    background:var(--nav-bg);
    border-bottom:1px solid var(--line-soft);
  }
  .nav-inner{display:flex; align-items:center; justify-content:space-between; height:68px}
  .brand{display:flex; align-items:center; gap:11px; font-family:'JetBrains Mono',sans-serif; font-weight:700; letter-spacing:.16em; font-size:18px}
  .brand .mk{width:13px; height:13px; border:2px solid var(--accent); transform:rotate(45deg)}
  .nav-links{display:flex; gap:34px; align-items:center}
  .nav-links a{font-size:14px; color:var(--muted); transition:color .2s}
  .nav-links a:hover{color:var(--text)}
  .btn{
    font-family:'JetBrains Mono',sans-serif; font-weight:600; font-size:14px;
    padding:11px 20px; border:1px solid var(--accent); color:#fff;
    background:var(--accent); cursor:pointer; transition:.18s; white-space:nowrap;
    display:inline-flex; align-items:center; gap:8px;
  }
  .btn:hover{background:transparent; color:var(--accent)}
  .btn-ghost{background:transparent; color:var(--text); border-color:var(--line)}
  .btn-ghost:hover{border-color:var(--accent); color:var(--accent)}
  .nav-actions .nav-burger{display:none}
  @media(max-width:860px){.nav-links{display:none} .nav-actions .nav-burger{display:inline-flex} .nav-cta{display:none}}

  /* ---------- hero ---------- */
  .hero{padding:84px 0 72px; position:relative}
  .hero-grid{display:grid; grid-template-columns:1.05fr 0.95fr; gap:56px; align-items:center}
  .hero h1{font-size:clamp(40px,6vw,76px); margin:22px 0 24px}
  .hero h1 .ac{color:var(--accent)}
  .hero p.lead{font-size:19px; color:var(--muted); max-width:30em; margin-bottom:34px}
  .hero-cta{display:flex; gap:14px; flex-wrap:wrap; align-items:center}
  .hero-meta{display:flex; gap:28px; margin-top:40px; padding-top:26px; border-top:1px solid var(--line-soft); flex-wrap:wrap}
  .hero-meta div{display:flex; flex-direction:column}
  .hero-meta .n{font-family:'JetBrains Mono',sans-serif; font-size:26px; font-weight:600; color:var(--text)}
  .hero-meta .l{font-family:'JetBrains Mono',monospace; font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--faint)}
  .hero-visual{position:relative}
  .hero-visual img.photo{display:block; width:100%; height:480px; border:1px solid var(--line); object-fit:cover}
  .hero-slides{position:relative; width:100%; height:480px; border:1px solid var(--line); overflow:hidden}
  .hero-slides .hs{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:0; transition:opacity 1.1s ease}
  .hero-slides .hs.active{opacity:1}
  .hero-visual .corner-tag.tl{top:14px; left:14px; z-index:3}
  .hero-visual .corner-tag.br{bottom:14px; right:14px; z-index:3}
  .hero-dots{position:absolute; bottom:14px; left:14px; z-index:3; display:flex; gap:7px}
  .hero-dots button{width:22px; height:3px; border:0; padding:0; background:oklch(1 0 0 / 0.3); cursor:pointer; transition:.2s}
  .hero-dots button.on{background:var(--accent); width:30px}
  .corner-tag{
    position:absolute; font-family:'JetBrains Mono',monospace; font-size:11px;
    letter-spacing:.1em; color:var(--accent); background:var(--bg); padding:3px 8px; border:1px solid var(--line);
  }
  .corner-tag.tl{top:-11px; left:14px}
  .corner-tag.br{bottom:-11px; right:14px; color:var(--faint)}
  @media(max-width:860px){.hero-grid{grid-template-columns:1fr; gap:40px} .hero-slides{height:340px}}

  /* ---------- section primitives ---------- */
  section.blk{padding:96px 0; position:relative}
  .sec-head{display:flex; justify-content:space-between; align-items:flex-end; gap:30px; margin-bottom:54px; flex-wrap:wrap}
  .sec-head h2{font-size:clamp(28px,3.6vw,44px); max-width:14em}
  .sec-head .idx{font-family:'JetBrains Mono',monospace; color:var(--faint); font-size:13px; letter-spacing:.1em}
  .divider{height:1px; background:var(--line-soft); width:100%}

  /* capabilities */
  .cap-grid{display:grid; grid-template-columns:1fr 1fr; gap:0; border:1px solid var(--line-soft)}
  .cap-col{padding:40px}
  .cap-col:first-child{border-right:1px solid var(--line-soft)}
  .cap-col h3{font-size:13px; font-family:'JetBrains Mono',monospace; font-weight:500; letter-spacing:.14em; text-transform:uppercase; color:var(--accent); margin-bottom:8px}
  .cap-col > p{color:var(--muted); font-size:15px; margin-bottom:26px; max-width:34em}
  .chips{display:flex; flex-wrap:wrap; gap:9px}
  .chip{
    font-family:'JetBrains Mono',monospace; font-size:12.5px; color:var(--text);
    border:1px solid var(--line); padding:7px 12px; transition:.16s; cursor:default;
    background:var(--bg-2);
  }
  .chip:hover{border-color:var(--accent); color:var(--accent)}
  @media(max-width:760px){.cap-grid{grid-template-columns:1fr} .cap-col:first-child{border-right:none; border-bottom:1px solid var(--line-soft)}}

  /* turn-key band */
  .turnkey{background:var(--bg-2); border-top:1px solid var(--line-soft); border-bottom:1px solid var(--line-soft)}
  .bim-intro{font-size:18px; color:var(--muted); max-width:46em; margin:-12px 0 46px}
  .bim-intro strong{color:var(--text); font-weight:600}
  .bim-grid{border:1px solid var(--line-soft)}
  .bim-grid .tk-step .num{font-family:'JetBrains Mono',sans-serif; font-size:20px; font-weight:700}
  .why-grid{display:grid; grid-template-columns:repeat(3,1fr); border-top:1px solid var(--line-soft); border-left:1px solid var(--line-soft)}
  .why-card{padding:32px 28px; border-right:1px solid var(--line-soft); border-bottom:1px solid var(--line-soft); transition:background .18s}
  .why-card:hover{background:var(--bg-2)}
  .why-card .wn{font-family:'JetBrains Mono',monospace; color:var(--faint); font-size:12px; letter-spacing:.1em; margin-bottom:16px}
  .why-card h4{font-family:'JetBrains Mono',sans-serif; font-size:18px; font-weight:600; margin-bottom:9px; display:flex; align-items:center; gap:10px}
  .why-card h4::before{content:""; width:7px; height:7px; background:var(--accent); transform:rotate(45deg); flex-shrink:0}
  .why-card p{font-size:14px; color:var(--muted); line-height:1.55}
  @media(max-width:860px){.why-grid{grid-template-columns:1fr 1fr}}
  @media(max-width:560px){.why-grid{grid-template-columns:1fr}}
  .tk-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:0}
  .tk-step{padding:40px 28px; border-right:1px solid var(--line-soft); position:relative}
  .tk-step:last-child{border-right:none}
  .tk-step .num{font-family:'JetBrains Mono',monospace; color:var(--accent); font-size:13px; letter-spacing:.1em; margin-bottom:18px}
  .tk-step h4{font-family:'JetBrains Mono',sans-serif; font-size:19px; font-weight:600; margin-bottom:10px}
  .tk-step p{font-size:14px; color:var(--muted)}
  @media(max-width:760px){.tk-grid{grid-template-columns:1fr} .tk-step{border-right:none; border-bottom:1px solid var(--line-soft)} .tk-step:last-child{border-bottom:none}}

  /* proof / stats + testimonials */
  .stats{display:grid; grid-template-columns:repeat(4,1fr); gap:24px; margin-bottom:64px}
  .stat{border-left:2px solid var(--accent); padding-left:18px}
  .stat .n{font-family:'JetBrains Mono',sans-serif; font-size:clamp(34px,4vw,52px); font-weight:600; line-height:1}
  .stat .l{font-size:13px; color:var(--muted); margin-top:8px}
  .quotes{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
  .quote{border:1px solid var(--line-soft); padding:30px; display:flex; flex-direction:column; gap:20px; background:var(--bg-2)}
  .quote p{font-size:16px; color:var(--text); line-height:1.5}
  .quote .who{display:flex; align-items:center; gap:13px; margin-top:auto}
  .quote .av{width:40px; height:40px; border:1px solid var(--line); background:var(--surface); flex-shrink:0}
  .quote .who .nm{font-family:'JetBrains Mono',sans-serif; font-weight:600; font-size:14px}
  .quote .who .rl{font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--faint); letter-spacing:.04em}
  @media(max-width:900px){.stats{grid-template-columns:1fr 1fr; gap:32px 24px} .quotes{grid-template-columns:1fr}}

  /* about */
  .about-grid{display:grid; grid-template-columns:0.9fr 1.1fr; gap:56px; align-items:center}
  .about-grid h2{font-size:clamp(28px,3.6vw,44px); margin-bottom:22px}
  .about-grid p{color:var(--muted); font-size:16px; margin-bottom:18px; max-width:36em}
  .vals{display:grid; grid-template-columns:1fr 1fr; gap:22px; margin-top:30px}
  .val h4{font-family:'JetBrains Mono',sans-serif; font-size:16px; margin-bottom:6px; display:flex; align-items:center; gap:9px}
  .val h4::before{content:""; width:7px; height:7px; background:var(--accent); transform:rotate(45deg)}
  .val p{font-size:14px; margin:0}
  @media(max-width:860px){.about-grid{grid-template-columns:1fr; gap:36px}}

  /* CTA footer */
  .cta{background:var(--bg-2); border-top:1px solid var(--line-soft)}
  .cta-inner{display:grid; grid-template-columns:1.2fr 1fr; gap:56px; padding-block:90px; align-items:center}
  .cta h2{font-size:clamp(32px,4.4vw,58px); margin-bottom:20px}
  .cta h2 .ac{color:var(--accent)}
  .cta p{color:var(--muted); font-size:17px; max-width:30em; margin-bottom:30px}
  .contact-card{border:1px solid var(--line); background:var(--bg); padding:32px}
  .contact-card .row{display:flex; flex-direction:column; gap:5px; padding:16px 0; border-bottom:1px solid var(--line-soft)}
  .contact-card .row:last-of-type{border-bottom:none}
  .contact-card .k{font-family:'JetBrains Mono',monospace; font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--faint)}
  .contact-card .v{font-size:16px; color:var(--text)}
  .contact-card .btn{width:100%; justify-content:center; margin-top:22px}
  @media(max-width:860px){.cta-inner{grid-template-columns:1fr; gap:36px; padding-block:64px}}

  /* clients carousel */
  .clients-carousel{position:relative; overflow:hidden; border-top:1px solid var(--line-soft); border-bottom:1px solid var(--line-soft);
    -webkit-mask-image:linear-gradient(to right, transparent, #000 7%, #000 93%, transparent);
            mask-image:linear-gradient(to right, transparent, #000 7%, #000 93%, transparent);}
  .clients-track{display:flex; width:max-content; animation:client-scroll 55s linear infinite}
  .clients-carousel:hover .clients-track{animation-play-state:paused}
  .client{flex:0 0 auto; width:210px; height:120px; display:flex; align-items:center; justify-content:center; padding:24px; border-right:1px solid var(--line-soft)}
  .client img{max-width:100%; max-height:100px; object-fit:contain; filter:brightness(0) invert(1); opacity:.5; transition:.22s}
  .client:hover img{opacity:1}
  @keyframes client-scroll{from{transform:translateX(0)} to{transform:translateX(-50%)}}
  @media(max-width:520px){.client{width:160px; height:104px}}

  /* about — title over image */
  .about-figure{position:relative; border:1px solid var(--line); overflow:hidden}
  .about-figure img.photo{display:block; width:100%; height:480px; object-fit:cover}
  .about-figure .frame{position:absolute; inset:0; z-index:2; pointer-events:none;
    box-shadow:inset 0 0 0 1px oklch(0.66 0.16 262 / 0.35), inset 0 0 90px 12px oklch(0.10 0.02 262 / 0.85);
    background:linear-gradient(to top, oklch(0.10 0.02 262 / 0.92) 0%, oklch(0.10 0.02 262 / 0.35) 38%, transparent 62%);}
  .about-figure .corner-tag{z-index:3}
  .about-figure .corner-tag.tl{top:14px; left:14px}
  .about-figure .title-on{position:absolute; left:28px; right:28px; bottom:26px; z-index:3}
  .about-figure .title-on .eyebrow{margin-bottom:12px}
  .about-figure .title-on h2{font-size:clamp(26px,2.8vw,38px); color:#fff; line-height:1.05; text-shadow:0 2px 24px oklch(0.10 0.02 262 / 0.8)}

  /* mission / vision / values — bulleted */
  .mvv{margin-top:28px; border-top:1px solid var(--line-soft); padding-top:26px}
  .mvv-list{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:13px}
  .mvv-list > li{position:relative; padding-left:19px; color:var(--muted); font-size:14.5px; line-height:1.55; max-width:42em}
  .mvv-list > li::before{content:""; position:absolute; left:0; top:9px; width:7px; height:7px; background:var(--accent); transform:rotate(45deg)}
  .mvv-list strong{color:var(--text); font-weight:600}
  .mvv-sub{list-style:none; margin:10px 0 2px; padding:0; display:flex; flex-direction:column; gap:6px}
  .mvv-sub li{position:relative; padding-left:16px; font-size:13.5px; line-height:1.5; color:var(--muted)}
  .mvv-sub li::before{content:""; position:absolute; left:0; top:8px; width:5px; height:5px; border:1px solid var(--accent); transform:rotate(45deg)}
  @media(max-width:860px){
    .about-figure img.photo{height:360px}
  }
  @media(max-width:430px){
    .vals{grid-template-columns:1fr; gap:18px}
    .about-figure img.photo{height:280px}
  }

  /* whatsapp */
  .btn-wpp{background:#25D366; border-color:#25D366; color:#06371d}
  .btn-wpp:hover{background:transparent; color:#25D366}
  .btn-wpp svg{width:17px; height:17px; fill:currentColor}
  .wpp-float{position:fixed; right:22px; bottom:22px; z-index:80; width:58px; height:58px; border-radius:50%; background:#111418; border:1px solid oklch(1 0 0 / 0.45); display:flex; align-items:center; justify-content:center; box-shadow:0 10px 28px rgba(0,0,0,.45); transition:.2s}
  .wpp-float:hover{transform:translateY(-3px); background:#fff}
  .wpp-float:hover svg{fill:#111418}
  .wpp-float svg{width:31px; height:31px; fill:#fff; transition:.2s}

  footer{border-top:1px solid var(--line-soft); padding:30px 0}
  .foot-inner{display:flex; align-items:center; gap:20px; flex-wrap:wrap}
  .foot-inner .brand{order:1}
  .foot-inner .mono{order:2; flex:1 1 auto; text-align:center; font-size:12px; color:var(--faint); letter-spacing:.05em}
  .foot-inner .socials{order:3}
  .socials{display:flex; gap:12px; align-items:center}
  .socials a{width:38px; height:38px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center; color:var(--muted); transition:.18s}
  .socials a:hover{border-color:var(--accent); color:var(--accent); transform:translateY(-2px)}
  .socials svg{width:18px; height:18px; fill:currentColor}

  /* portfolio */
  .portfolio-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
  .pf-card{position:relative; aspect-ratio:1/1; overflow:hidden; border:1px solid var(--line-soft); cursor:pointer; background:var(--bg-2); display:block}
  .pf-card img{width:100%; height:100%; object-fit:cover; transition:transform .45s ease; display:block}
  .pf-card:hover img{transform:scale(1.06)}
  .pf-card .ov{position:absolute; inset:0; display:flex; flex-direction:column; justify-content:flex-end; gap:3px; padding:18px;
    background:linear-gradient(to top, oklch(0.10 0.02 262 / 0.9), transparent 58%); opacity:0; transition:.25s}
  .pf-card:hover .ov{opacity:1}
  .pf-card .ov .cat{font-family:'JetBrains Mono',monospace; font-size:10.5px; letter-spacing:.12em; text-transform:uppercase; color:var(--accent)}
  .pf-card .ov .nm{font-family:'JetBrains Mono',sans-serif; font-weight:600; font-size:15px; color:#fff; line-height:1.15}
  .pf-card .count{position:absolute; top:12px; right:12px; font-family:'JetBrains Mono',monospace; font-size:10.5px; letter-spacing:.06em; color:#fff; background:oklch(0.10 0.02 262 / 0.62); padding:4px 8px; border:1px solid oklch(1 0 0 / 0.22); display:flex; align-items:center; gap:6px}
  .pf-card .count svg{width:12px; height:12px; fill:currentColor}
  @media(max-width:1000px){.portfolio-grid{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:560px){.portfolio-grid{grid-template-columns:1fr}}

  /* lightbox */
  .lb{position:fixed; inset:0; z-index:100; background:oklch(0.07 0.01 262 / 0.95); backdrop-filter:blur(8px); display:flex; align-items:center; justify-content:center; opacity:0; pointer-events:none; transition:opacity .2s}
  .lb.open{opacity:1; pointer-events:auto}
  .lb-stage{position:relative; width:min(92vw,1180px); height:86vh; display:flex; align-items:center; justify-content:center}
  .lb-img{max-width:100%; max-height:100%; object-fit:contain; border:1px solid var(--line); background:#000}
  .lb-btn{position:absolute; z-index:2; width:50px; height:50px; border:1px solid var(--line); background:oklch(0.16 0.018 262 / 0.85); color:#fff; cursor:pointer; display:flex; align-items:center; justify-content:center; font-size:24px; transition:.16s; font-family:'JetBrains Mono',sans-serif}
  .lb-btn:hover{border-color:var(--accent); color:var(--accent)}
  .lb-prev{left:-8px; top:50%; transform:translateY(-50%)}
  .lb-next{right:-8px; top:50%; transform:translateY(-50%)}
  .lb-close{top:-2px; right:-8px; width:46px; height:46px; font-size:20px}
  .lb-cap{position:absolute; bottom:-44px; left:0; right:0; text-align:center; display:flex; flex-direction:column; gap:4px}
  .lb-cap .t{font-family:'JetBrains Mono',sans-serif; font-weight:600; font-size:16px; color:#fff}
  .lb-cap .c{font-family:'JetBrains Mono',monospace; font-size:11.5px; letter-spacing:.08em; color:var(--muted)}
  @media(max-width:760px){.lb-stage{width:94vw; height:78vh} .lb-prev{left:0} .lb-next{right:0} .lb-close{right:0}}

  /* scroll reveal + entrance animations */
  .reveal{opacity:0; transform:translateY(26px); transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1)}
  .reveal.in{opacity:1; transform:none}
  @keyframes heroUp{from{opacity:0; transform:translateY(22px)} to{opacity:1; transform:none}}
  .hero-grid > div:first-child > *{animation:heroUp .7s both}
  .hero-grid > div:first-child > .eyebrow{animation-delay:.05s}
  .hero-grid > div:first-child > h1{animation-delay:.12s}
  .hero-grid > div:first-child > p.lead{animation-delay:.22s}
  .hero-grid > div:first-child > .hero-cta{animation-delay:.32s}
  .hero-grid > div:first-child > .hero-meta{animation-delay:.42s}
  .hero-visual{animation:heroUp .9s .22s both}
  @media(prefers-reduced-motion:reduce){.reveal{opacity:1; transform:none; transition:none} .hero-grid > div:first-child > *, .hero-visual{animation:none}}

  /* ============================================================
     PÁGINAS INTERNAS (Notícias / Projeto)  — sub-page chrome
     ============================================================ */
  .subhero{padding:64px 0 8px}
  .subhero .crumb{margin-bottom:24px}
  .crumb a{font-family:'JetBrains Mono',monospace; font-size:13px; letter-spacing:.04em; color:var(--muted); transition:.18s; display:inline-flex; align-items:center; gap:7px}
  .crumb a:hover{color:var(--accent)}
  .subhero h1{font-size:clamp(34px,5vw,58px); margin:18px 0 18px; max-width:18em}
  .subhero .lead{font-size:18px; color:var(--muted); max-width:42em}

  /* blog filters */
  .blog-filters{display:flex; flex-wrap:wrap; gap:10px; margin:40px 0 44px}
  .blog-filters button{
    font-family:'JetBrains Mono',monospace; font-size:12.5px; letter-spacing:.04em;
    color:var(--muted); background:var(--bg-2); border:1px solid var(--line); padding:8px 15px; cursor:pointer; transition:.16s;
  }
  .blog-filters button:hover{border-color:var(--accent); color:var(--accent)}
  .blog-filters button.on{background:var(--accent); border-color:var(--accent); color:#fff}

  /* blog grid */
  .blog-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
  .post-card{display:flex; flex-direction:column; border:1px solid var(--line-soft); background:var(--bg-2); transition:.2s; height:100%}
  .post-card:hover{border-color:var(--accent); transform:translateY(-3px)}
  .post-card .thumb{position:relative; aspect-ratio:16/10; overflow:hidden; border-bottom:1px solid var(--line-soft)}
  .post-card .thumb img{width:100%; height:100%; object-fit:cover; transition:transform .45s ease}
  .post-card:hover .thumb img{transform:scale(1.05)}
  .post-card .tag{position:absolute; top:12px; left:12px; font-family:'JetBrains Mono',monospace; font-size:10.5px; letter-spacing:.1em; text-transform:uppercase; color:#fff; background:oklch(0.10 0.02 262 / 0.7); border:1px solid oklch(1 0 0 / 0.25); padding:4px 9px}
  .post-card .pc-body{display:flex; flex-direction:column; gap:11px; padding:24px; flex:1 1 auto}
  .post-card .meta{font-family:'JetBrains Mono',monospace; font-size:11px; letter-spacing:.06em; color:var(--faint); display:flex; gap:12px; flex-wrap:wrap}
  .post-card h3{font-family:'JetBrains Mono',sans-serif; font-size:19px; font-weight:600; line-height:1.18; color:var(--text)}
  .post-card p{font-size:14px; color:var(--muted); line-height:1.55}
  .post-card .more{margin-top:auto; padding-top:6px; font-family:'JetBrains Mono',monospace; font-size:12.5px; color:var(--accent); letter-spacing:.04em}
  @media(max-width:900px){.blog-grid{grid-template-columns:1fr 1fr}}
  @media(max-width:600px){.blog-grid{grid-template-columns:1fr}}

  /* article (single post) */
  .article{max-width:760px; margin:0 auto}
  .article .a-meta{font-family:'JetBrains Mono',monospace; font-size:12.5px; letter-spacing:.05em; color:var(--faint); display:flex; gap:16px; flex-wrap:wrap; margin-bottom:18px; align-items:center}
  .article .a-tag{color:var(--accent); border:1px solid var(--accent); padding:3px 10px; text-transform:uppercase; font-size:10.5px; letter-spacing:.12em}
  .article h1{font-size:clamp(30px,4.4vw,50px); line-height:1.08; margin-bottom:22px}
  .article .a-cover{width:100%; aspect-ratio:16/9; object-fit:cover; border:1px solid var(--line); margin:8px 0 40px}
  .article .a-body > *{margin-bottom:22px}
  .article .a-body p{font-size:17px; line-height:1.7; color:var(--muted)}
  .article .a-body h2{font-size:24px; color:var(--text); margin-top:42px; letter-spacing:-0.01em; display:flex; align-items:center; gap:12px}
  .article .a-body h2::before{content:""; width:9px; height:9px; background:var(--accent); transform:rotate(45deg); flex-shrink:0}
  .article .a-body ul{list-style:none; padding:0; display:flex; flex-direction:column; gap:12px}
  .article .a-body ul li{position:relative; padding-left:22px; font-size:16.5px; line-height:1.6; color:var(--muted)}
  .article .a-body ul li::before{content:""; position:absolute; left:0; top:10px; width:7px; height:7px; border:1px solid var(--accent); transform:rotate(45deg)}
  .article .a-body blockquote{border-left:2px solid var(--accent); background:var(--bg-2); padding:22px 26px; font-size:19px; line-height:1.5; color:var(--text); font-weight:500}
  .article .a-foot{margin-top:48px; padding-top:26px; border-top:1px solid var(--line-soft); display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap}
  .article .a-share{display:flex; gap:10px; align-items:center}
  .article .a-share span{font-family:'JetBrains Mono',monospace; font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--faint)}
  .article .a-share a{width:38px; height:38px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center; color:var(--muted); transition:.18s}
  .article .a-share a:hover{border-color:var(--accent); color:var(--accent)}
  .article .a-share svg{width:17px; height:17px; fill:currentColor}

  /* project detail */
  .proj-head{display:grid; grid-template-columns:1fr; gap:0}
  .proj-cat{font-family:'JetBrains Mono',monospace; font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:var(--accent); margin-bottom:14px; display:inline-flex; align-items:center; gap:10px}
  .proj-cat::before{content:""; width:24px; height:1px; background:var(--accent)}
  .proj-layout{display:grid; grid-template-columns:1.6fr 1fr; gap:48px; align-items:start; margin-top:6px}
  .proj-summary{font-size:18px; color:var(--muted); line-height:1.65; margin-bottom:26px; max-width:40em}
  .specs{border:1px solid var(--line-soft); background:var(--bg-2)}
  .specs .sp-h{font-family:'JetBrains Mono',monospace; font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--faint); padding:18px 22px; border-bottom:1px solid var(--line-soft)}
  .specs .sp-row{display:flex; justify-content:space-between; gap:14px; padding:15px 22px; border-bottom:1px solid var(--line-soft); font-size:14.5px}
  .specs .sp-row:last-child{border-bottom:none}
  .specs .sp-k{color:var(--faint); font-family:'JetBrains Mono',monospace; font-size:12px; letter-spacing:.04em}
  .specs .sp-v{color:var(--text); text-align:right}
  .gallery{display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin-top:14px}
  .gallery .g-cell{position:relative; aspect-ratio:4/3; overflow:hidden; border:1px solid var(--line-soft); cursor:pointer; background:var(--bg-2)}
  .gallery .g-cell img{width:100%; height:100%; object-fit:cover; transition:transform .4s ease}
  .gallery .g-cell:hover img{transform:scale(1.06)}
  .gallery .g-cell::after{content:""; position:absolute; inset:0; background:oklch(0.1 0.02 262 / 0); transition:.2s}
  .gallery .g-cell:hover::after{background:oklch(0.1 0.02 262 / 0.18)}
  @media(max-width:860px){.proj-layout{grid-template-columns:1fr; gap:30px}}
  @media(max-width:600px){.gallery{grid-template-columns:1fr 1fr}}

  /* ---------- light theme ---------- */
  [data-theme="light"]{
    --bg:        oklch(0.985 0.004 262);
    --bg-2:      oklch(0.965 0.007 262);
    --surface:   oklch(0.93 0.011 262);
    --line:      oklch(0.82 0.022 262);
    --line-soft: oklch(0.9 0.013 262);
    --text:      oklch(0.24 0.022 262);
    --muted:     oklch(0.44 0.024 262);
    --faint:     oklch(0.57 0.022 262);
    --accent:    oklch(0.5 0.17 262);
    --accent-dim:oklch(0.5 0.17 262 / 0.12);
    --nav-bg:    oklch(0.985 0.004 262 / 0.82);
  }
  [data-theme="light"] body{color:var(--text)}
  [data-theme="light"] .hero h1{color:var(--text)!important}
  [data-theme="light"] .hero h1 .ac{color:var(--accent)!important}
  [data-theme="light"] .grid-bg{opacity:.7}
  [data-theme="light"] .client img{filter:brightness(0); opacity:.5}
  [data-theme="light"] .client:hover img{opacity:.9}
  [data-theme="light"] .btn{color:#fff}
  [data-theme="light"] .btn:hover{background:transparent; color:var(--accent)}
  [data-theme="light"] .btn.btn-ghost{color:var(--text)}
  [data-theme="light"] .btn.btn-ghost:hover{color:var(--accent)}
  [data-theme="light"] .btn-wpp{color:#06371d}
  [data-theme="light"] .btn-wpp:hover{color:#1c7d44}
  [data-theme="light"] .post-card .tag,
  [data-theme="light"] .pf-card .count{background:oklch(0.24 0.02 262 / 0.72)}

  /* ---------- nav controls ---------- */
  .nav-actions{display:flex; align-items:center; gap:11px}
  .tg{
    font-family:'JetBrains Mono',monospace; font-size:12px; letter-spacing:.08em;
    color:var(--muted); background:transparent; border:1px solid var(--line);
    cursor:pointer; transition:.18s; height:38px; padding:0 13px;
    display:inline-flex; align-items:center; justify-content:center;
  }
  .tg:hover{border-color:var(--accent); color:var(--accent)}
  .tg.icon{width:38px; padding:0}
  .tg svg{width:17px; height:17px; fill:none; stroke:currentColor; stroke-width:2; stroke-linecap:round; stroke-linejoin:round}
  @media(max-width:520px){.nav-actions .nav-cta{display:none}}

  /* hamburger morph */
  .nav-burger svg path{transition:transform .28s cubic-bezier(.2,.7,.2,1), opacity .2s}
  .nav-burger svg path{transform-origin:center}
  .nav-burger.open .bg-top{transform:translateY(6px) rotate(45deg)}
  .nav-burger.open .bg-mid{opacity:0}
  .nav-burger.open .bg-bot{transform:translateY(-6px) rotate(-45deg)}

  /* mobile menu drawer */
  .mobile-menu{
    position:fixed; top:68px; left:0; right:0; z-index:39;
    background:var(--nav-bg); backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line-soft);
    display:flex; flex-direction:column; padding:8px 0 18px;
    transform:translateY(-12px); opacity:0; pointer-events:none;
    transition:transform .26s cubic-bezier(.2,.7,.2,1), opacity .22s;
  }
  .mobile-menu.open{transform:none; opacity:1; pointer-events:auto}
  .mobile-menu a{
    font-family:'JetBrains Mono',sans-serif; font-size:17px; color:var(--text);
    padding:15px 32px; border-bottom:1px solid var(--line-soft);
  }
  .mobile-menu a:active{background:var(--bg-2)}
  .mobile-menu .mm-cta{
    margin:18px 32px 0; border-bottom:none; justify-content:center;
    color:#fff; font-family:'JetBrains Mono',monospace;
  }
  body.menu-open{overflow:hidden}

  /* tighten gutters + rhythm on small screens */
  @media(max-width:600px){
    .wrap{padding:0 20px}
    section.blk{padding:64px 0}
    .hero{padding:56px 0 48px}
    .subhero{padding:40px 0 4px}
    .sec-head{margin-bottom:36px}
    .cta-inner{padding-block:56px}
    .mobile-menu a{padding-left:20px; padding-right:20px}
    .mobile-menu .mm-cta{margin-left:20px; margin-right:20px}
  }
  @media(max-width:430px){
    .hero-meta{gap:18px}
    .stats{grid-template-columns:1fr 1fr; gap:26px 20px}
    .cap-col{padding:28px 22px}
    .why-card{padding:26px 22px}
    .contact-card{padding:24px 20px}
  }