:root{
    --bg:#000c27;
    --bg-2:#0d1524;
    --surface:#111b2e;
    --surface-2:#16223a;
    --line:rgba(148,178,214,0.14);
    --line-soft:rgba(148,178,214,0.07);
    --text:#e9eef7;
    --muted:#8b9ab3;  
    --muted-2:#5f6d85;
    --signal:#00d9b5;
    --signal-dim:#0a3d38;
    --amber:#ff8a3d;
    --radius:2px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:'Inter',sans-serif;
    line-height:1.5;
    overflow-x:hidden;
  }
  ::selection{background:var(--signal); color:#00201b;}
  .mono{font-family:'JetBrains Mono',monospace;}
  h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif; font-weight:600; letter-spacing:-0.01em;}
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}

  /* ---------- background grid ---------- */
  .grid-bg{
    position:fixed; inset:0; z-index:0; pointer-events:none;
    background-image:
      linear-gradient(var(--line-soft) 1px, transparent 1px),
      linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
    background-size:64px 64px;
    mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
  }

  .wrap{max-width:1180px; margin:0 auto; padding:0 32px; position:relative; z-index:1;}

  /* ---------- eyebrow / coordinate labels ---------- */
  .coord{
    font-family:'JetBrains Mono',monospace;
    font-size:11px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--signal);
    display:flex; align-items:center; gap:10px;
    margin-bottom:18px;
  }
  .coord::before{
    content:""; width:22px; height:1px; background:var(--signal);
  }

  /* ---------- nav ---------- */
  header{
    position:fixed; top:0; left:0; right:0; z-index:50;
    background:rgba(10,15,26,0.82);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  nav{
    max-width:1180px; margin:0 auto; padding:0 32px;
    height:72px; display:flex; align-items:center; justify-content:space-between;
  }
  .brand{display:flex; align-items:center; gap:12px; font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:17px;}
  .brand-mark{height:34px; width:auto; display:block;}
  .nav-links{display:flex; gap:34px; font-size:13px;}
  .nav-links a{
    color:var(--muted); font-family:'JetBrains Mono',monospace; letter-spacing:0.04em;
    position:relative; padding:4px 0; transition:color .2s;
  }
  .nav-links a::after{
    content:""; position:absolute; left:0; bottom:0; width:0; height:1px; background:var(--signal);
    transition:width .25s;
  }
  .nav-links a:hover{color:var(--text);}
  .nav-links a:hover::after{width:100%;}
  .nav-links a.active{color:var(--signal);}
  .nav-links a.active::after{width:100%;}
  .nav-cta{
    font-family:'JetBrains Mono',monospace; font-size:12px; letter-spacing:0.04em;
    border:1px solid var(--signal); color:var(--signal); padding:9px 18px;
    transition:all .2s;
  }
  .nav-cta:hover{background:var(--signal); color:#00201b;}
  .nav-toggle{display:none;}

  /* ---------- hero ---------- */
  .hero{
    position:relative; padding:172px 0 120px; overflow:hidden;
  }
  .hero-grid{
    display:grid; grid-template-columns:1.15fr 0.85fr; gap:56px; align-items:center;
  }
  .hero-inner{position:relative; z-index:2; max-width:640px;}
  .hero-photo{
    position:relative; aspect-ratio:4/5; border:1px solid var(--line); background:var(--surface);
    overflow:hidden;
  }
  .hero-photo img{
    width:100%; height:100%; object-fit:cover; object-position:center 20%;
    filter:grayscale(0.25) contrast(1.08) saturate(0.9);
    position:relative; z-index:1;
  }
  .hero-photo::after{
    content:""; position:absolute; inset:0; z-index:2; pointer-events:none;
    background:linear-gradient(180deg, rgba(10,15,26,0) 40%, rgba(10,15,26,0.85) 100%),
               linear-gradient(90deg, rgba(0,217,181,0.12), transparent 40%);
  }
  .hero-signal{
    position:absolute; top:-60px; right:-80px; width:340px; height:340px; z-index:0;
    opacity:.6;
  }
  .hero-photo-cap{
    position:absolute; left:16px; bottom:16px; z-index:3;
    font-size:10.5px; letter-spacing:0.08em; color:var(--signal);
  }
  .hero h1{
    font-size:clamp(38px,5.6vw,68px); line-height:1.04; margin-bottom:26px;
  }
  .hero h1 em{
    font-style:normal; color:var(--signal);
  }
  .hero p.lede{
    font-size:18px; color:var(--muted); max-width:560px; margin-bottom:40px;
  }
  .hero-cta-row{display:flex; gap:16px; flex-wrap:wrap; margin-bottom:76px;}
  .btn{
    font-family:'JetBrains Mono',monospace; font-size:13px; letter-spacing:0.03em;
    padding:14px 26px; border:1px solid transparent; cursor:pointer; display:inline-flex; align-items:center; gap:10px;
    transition:all .2s;
  }
  .btn-solid{background:var(--signal); color:#00201b;}
  .btn-solid:hover{background:#2fe8c9;}
  .btn-outline{border-color:var(--line); color:var(--text);}
  .btn-outline:hover{border-color:var(--signal); color:var(--signal);}

  .hero-stats{
    display:grid; grid-template-columns:repeat(4,1fr);
    border-top:1px solid var(--line); padding-top:30px;
  }
  .hero-stats div{padding-right:20px; border-left:1px solid var(--line); padding-left:20px;}
  .hero-stats div:first-child{border-left:none; padding-left:0;}
  .stat-num{font-family:'Space Grotesk',sans-serif; font-size:32px; font-weight:700; color:var(--text);}
  .stat-label{font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--muted); text-transform:uppercase; letter-spacing:0.06em; margin-top:6px;}

  /* ---------- section shell ---------- */
  section{position:relative; padding:110px 0; border-top:1px solid var(--line-soft);}
  .section-head{display:flex; justify-content:space-between; align-items:flex-end; margin-bottom:56px; flex-wrap:wrap; gap:20px;}
  .section-head h2{font-size:clamp(28px,3.4vw,42px); max-width:560px;}
  .section-head p{color:var(--muted); max-width:340px; font-size:15px;}

  /* ---------- overview ---------- */
  .overview-grid{display:grid; grid-template-columns:1.1fr 0.9fr; gap:64px; align-items:start;}
  .overview-grid p{color:var(--muted); font-size:15.5px; margin-bottom:18px;}
  .overview-quote{
    font-family:'Space Grotesk',sans-serif; font-size:22px; color:var(--text); line-height:1.4;
    border-left:2px solid var(--signal); padding-left:24px; margin-top:8px;
  }
  .promise-box{
    background:var(--surface); border:1px solid var(--line); padding:34px;
  }
  .promise-box .mono{color:var(--signal); font-size:12px; letter-spacing:0.1em; margin-bottom:18px; display:block;}
  .promise-steps{display:flex; flex-direction:column; gap:0;}
  .promise-steps div{
    display:flex; align-items:center; gap:16px; padding:16px 0; border-bottom:1px solid var(--line-soft);
  }
  .promise-steps div:last-child{border-bottom:none;}
  .promise-steps span.n{
    font-family:'JetBrains Mono',monospace; color:var(--muted-2); font-size:13px; width:20px;
  }
  .promise-steps strong{font-family:'Space Grotesk',sans-serif; font-size:19px; font-weight:600;}
  .promise-steps small{display:block; color:var(--muted); font-size:12.5px; margin-top:2px;}

  /* ---------- services ---------- */
  .services-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line);}
  .service-card{
    background:var(--bg-2); padding:36px 30px; transition:background .25s;
  }
  .service-card:hover{background:var(--surface-2);}
  .service-card .ic{width:36px; height:36px; color:var(--signal); margin-bottom:22px;}
  .service-card h3{font-size:18px; margin-bottom:10px;}
  .service-card p{color:var(--muted); font-size:13.5px;}

  /* ---------- products ---------- */
  .products-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
  .product-card{
    background:var(--surface); border:1px solid var(--line); padding:30px; position:relative; overflow:hidden;
    transition:border-color .25s, transform .25s;
  }
  .product-card:hover{border-color:var(--signal); transform:translateY(-3px);}
  .product-card .tag{
    position:absolute; top:0; right:0; font-family:'JetBrains Mono',monospace; font-size:10px;
    color:var(--muted-2); padding:8px 12px; letter-spacing:0.06em; z-index:2;
    background:var(--surface);
  }
  .product-card .ic{width:42px; height:42px; color:var(--signal); margin-bottom:20px;}
  .product-card .thumb{
    width:calc(100% + 60px); margin:-30px -30px 22px; display:block;
    height:150px; object-fit:cover; object-position:center;
    filter:grayscale(0.3) contrast(1.05);
    border-bottom:1px solid var(--line);
    background:#0c1424;
    transition:filter .25s;
  }
  .product-card .thumb.thumb-pad{object-fit:contain; padding:14px 26px; box-sizing:border-box; background:#0c1424;}
  .product-card:hover .thumb{filter:grayscale(0) contrast(1.05);}
  .product-card h3{font-size:17px; margin-bottom:10px;}
  .product-card p{color:var(--muted); font-size:13.5px; margin-bottom:14px;}
  .product-card ul{list-style:none; display:flex; flex-direction:column; gap:6px;}
  .product-card ul li{
    font-size:12.5px; color:var(--muted); font-family:'JetBrains Mono',monospace; display:flex; gap:8px;
  }
  .product-card ul li::before{content:"—"; color:var(--signal-dim); color:var(--signal);}

  /* ---------- field gallery ---------- */
  .gallery-section{padding:70px 0; border-top:1px solid var(--line-soft);}
  .gallery-strip{
    display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line);
    margin-top:20px;
  }
  .gallery-strip figure{position:relative; margin:0; background:var(--bg-2); overflow:hidden; aspect-ratio:4/5;}
  .gallery-strip img{
    width:100%; height:100%; object-fit:cover; display:block;
    filter:grayscale(0.55) contrast(1.05); transition:filter .35s, transform .5s;
  }
  .gallery-strip figure:hover img{filter:grayscale(0) contrast(1.05); transform:scale(1.04);}
  .gallery-strip figcaption{
    position:absolute; left:0; right:0; bottom:0; padding:12px 14px;
    font-size:10px; letter-spacing:0.05em; color:var(--text);
    background:linear-gradient(0deg, rgba(0,0,0,0.75), transparent);
  }

  /* ---------- highlights page ---------- */
  .highlight-list{display:flex; flex-direction:column; border-top:1px solid var(--line-soft);}
  .highlight-row{
    display:grid; grid-template-columns:70px 52px 1fr; gap:26px; align-items:flex-start;
    padding:32px 0; border-bottom:1px solid var(--line-soft); transition:padding-left .25s;
  }
  .highlight-row:hover{padding-left:10px;}
  .hl-num{color:var(--muted-2); font-size:12px; letter-spacing:0.06em; padding-top:6px;}
  .hl-ic{
    width:52px; height:52px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center;
    color:var(--signal); flex-shrink:0;
  }
  .hl-ic svg{width:26px; height:26px;}
  .hl-body h3{font-size:19px; margin-bottom:8px;}
  .hl-body p{color:var(--muted); font-size:14.5px; max-width:640px;}
  .hl-body strong{color:var(--text); font-weight:600;}
  .highlight-cta{
    margin-top:56px; padding-top:36px; border-top:1px solid var(--line);
    display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:20px;
  }
  .highlight-cta p{font-family:'Space Grotesk',sans-serif; font-size:19px; color:var(--text);}

  /* ---------- projects timeline ---------- */
  .proj-list{display:flex; flex-direction:column;}
  .proj-row{
    display:grid; grid-template-columns:120px 1fr 220px; gap:24px; padding:26px 0;
    border-bottom:1px solid var(--line-soft); align-items:start;
  }
  .proj-row:first-child{border-top:1px solid var(--line-soft);}
  .proj-row .plat{font-family:'JetBrains Mono',monospace; color:var(--signal); font-size:12px; letter-spacing:.05em; padding-top:4px;}
  .proj-row h4{font-size:17px; margin-bottom:6px;}
  .proj-row p{color:var(--muted); font-size:13.5px;}
  .proj-row .sites{display:flex; flex-wrap:wrap; gap:6px; justify-content:flex-end;}
  .chip{
    font-family:'JetBrains Mono',monospace; font-size:10.5px; color:var(--muted);
    border:1px solid var(--line); padding:4px 9px; letter-spacing:0.03em;
  }
  .proj-row:hover .plat{color:var(--amber);}

  /* ---------- clients ---------- */
  .badge-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:14px;}
  .badge{
    border:1px solid var(--line); background:var(--surface); padding:22px 18px;
    display:flex; align-items:center; justify-content:center; text-align:center;
    font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:14.5px; color:var(--text);
    min-height:84px; transition:all .2s;
  }
  .badge:hover{border-color:var(--signal); color:var(--signal); background:var(--surface-2);}
  .badge.small{font-family:'Inter',sans-serif; font-weight:500; font-size:12px; color:var(--muted);}

  .logo-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:14px;}
  .logo-badge{
    border:1px solid var(--line); background:#fff; padding:24px 20px;
    display:flex; flex-direction:column; align-items:center; justify-content:center; gap:12px;
    min-height:128px; transition:all .2s;
  }
  .logo-badge:hover{border-color:var(--signal); transform:translateY(-2px);}
  .logo-badge img{
    max-width:100%; max-height:64px; width:auto; height:auto; object-fit:contain;
  }
  .logo-badge span{
    font-size:9.5px; letter-spacing:0.03em; color:var(--muted-2); text-align:center; line-height:1.3;
  }

  /* ---------- partners ---------- */
  .partner-cat{margin-bottom:40px;}
  .partner-cat h4{
    font-family:'JetBrains Mono',monospace; font-size:11.5px; letter-spacing:0.1em; text-transform:uppercase;
    color:var(--muted-2); margin-bottom:16px; display:flex; align-items:center; gap:12px;
  }
  .partner-cat h4::after{content:""; flex:1; height:1px; background:var(--line);}
  .pill-row{display:flex; flex-wrap:wrap; gap:10px;}
  .pill{
    font-size:13px; padding:9px 16px; border:1px solid var(--line); color:var(--muted);
    transition:all .2s; cursor:default;
  }
  .pill:hover{border-color:var(--signal); color:var(--text);}

  /* ---------- contact ---------- */
  .contact-panel{
    display:grid; grid-template-columns:1fr 1fr; border:1px solid var(--line); background:var(--surface);
  }
  .contact-left{padding:56px; border-right:1px solid var(--line);}
  .contact-left h2{font-size:32px; margin-bottom:18px; max-width:380px;}
  .contact-left p{color:var(--muted); margin-bottom:30px; max-width:380px;}
  .contact-right{padding:56px; display:flex; flex-direction:column; justify-content:center; gap:22px;}
  .cinfo{display:flex; gap:16px; align-items:flex-start;}
  .cinfo .ic{width:20px; height:20px; color:var(--signal); flex-shrink:0; margin-top:2px;}
  .cinfo strong{display:block; font-size:15px; margin-bottom:2px;}
  .cinfo span{color:var(--muted); font-size:13.5px;}
  .signature-block{
    margin-top:6px; padding-top:22px; border-top:1px solid var(--line-soft);
  }
  .signature-block .name{font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:18px;}
  .signature-block .role{color:var(--signal); font-family:'JetBrains Mono',monospace; font-size:12px; margin-top:2px;}

  footer{
    padding:36px 0; border-top:1px solid var(--line); 
    display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
  }
  footer .mono{color:var(--muted-2); font-size:11.5px;}

  /* ---------- reveal ---------- */
  .reveal{opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease;}
  .reveal.in{opacity:1; transform:translateY(0);}

  /* ---------- staggered grid/list reveal ---------- */
  .stagger > *{
    opacity:0; transform:translateY(16px);
    transition:opacity .55s ease, transform .55s ease;
    transition-delay:calc(var(--i, 0) * 70ms);
  }
  .stagger.in > *{opacity:1; transform:translateY(0);}

  /* ---------- hero entrance ---------- */
  .hero-inner, .hero-photo{opacity:0; transform:translateY(22px);}
  body.loaded .hero-inner{
    animation:heroRise .8s cubic-bezier(.2,.7,.2,1) .1s forwards;
  }
  body.loaded .hero-photo{
    animation:heroRise .9s cubic-bezier(.2,.7,.2,1) .3s forwards;
  }
  @keyframes heroRise{
    to{opacity:1; transform:translateY(0);}
  }

  /* ---------- signal beacon / radar pulse in hero ---------- */
  .hero-signal circle{
    transform-box:fill-box; transform-origin:center;
    animation:signalPing 3.2s ease-out infinite;
  }
  .hero-signal circle:nth-of-type(1){animation-delay:0s;}
  .hero-signal circle:nth-of-type(2){animation-delay:.5s;}
  .hero-signal circle:nth-of-type(3){animation-delay:1s;}
  .hero-signal circle:nth-of-type(4){animation-delay:1.5s;}
  @keyframes signalPing{
    0%{transform:scale(0.55); opacity:0;}
    12%{opacity:1;}
    100%{transform:scale(1); opacity:0;}
  }

  /* ---------- live coordinate / status dot ---------- */
  .coord::after{
    content:""; width:5px; height:5px; border-radius:50%;
    background:var(--signal); display:inline-block; margin-left:2px;
    animation:dotPulse 1.8s ease-in-out infinite;
  }
  @keyframes dotPulse{
    0%,100%{opacity:1; box-shadow:0 0 0 0 rgba(0,217,181,0.5);}
    50%{opacity:.35; box-shadow:0 0 0 4px rgba(0,217,181,0);}
  }

  /* ---------- ambient grid drift ---------- */
  .grid-bg{animation:gridDrift 40s linear infinite;}
  @keyframes gridDrift{
    0%{background-position:0 0, 0 0;}
    100%{background-position:64px 64px, 64px 64px;}
  }

  /* ---------- nav polish ---------- */
  .nav-cta{position:relative; overflow:hidden;}
  .nav-cta::before{
    content:""; position:absolute; inset:0; background:var(--signal);
    transform:scaleX(0); transform-origin:left; transition:transform .3s ease; z-index:-1;
  }
  .brand-mark{transition:filter .3s ease;}
  .brand:hover .brand-mark{filter:drop-shadow(0 0 10px rgba(0,217,181,0.55));}

  /* ---------- button micro-interaction ---------- */
  .btn{position:relative; transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;}
  .btn-solid:hover{transform:translateY(-2px); box-shadow:0 10px 24px -8px rgba(0,217,181,0.45);}
  .btn-outline:hover{transform:translateY(-2px);}
  .nav-cta{transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;}
  .nav-cta:hover{transform:translateY(-1px); box-shadow:0 8px 20px -6px rgba(0,217,181,0.4);}

  /* ---------- card + icon micro-interactions ---------- */
  .service-card .ic, .product-card .hl-ic svg{transition:transform .35s ease, color .25s ease;}
  .service-card:hover .ic{transform:translateY(-3px) scale(1.08); color:var(--amber);}
  .product-card:hover .ic{transform:scale(1.08);}
  .hl-ic{transition:border-color .25s ease, transform .25s ease;}
  .highlight-row:hover .hl-ic{border-color:var(--signal); transform:scale(1.06);}
  .highlight-row:hover .hl-num{color:var(--signal);}
  .hl-num{transition:color .25s ease;}

  .logo-badge img{transition:transform .3s ease;}
  .logo-badge:hover img{transform:scale(1.06);}

  .pill{transition:transform .2s ease, border-color .2s ease, color .2s ease;}
  .pill:hover{transform:translateY(-2px);}

  @media (prefers-reduced-motion: reduce){
    .reveal{opacity:1; transform:none; transition:none;}
    .stagger > *{opacity:1; transform:none; transition:none;}
    .hero-inner, .hero-photo{opacity:1; transform:none; animation:none;}
    .hero-signal circle{animation:none; opacity:.25;}
    .coord::after{animation:none;}
    .grid-bg{animation:none;}
    html{scroll-behavior:auto;}
  }

  @media (max-width:920px){
    .overview-grid{grid-template-columns:1fr;}
    .services-grid, .products-grid{grid-template-columns:repeat(2,1fr);}
    .badge-grid, .logo-grid{grid-template-columns:repeat(2,1fr);}
    .proj-row{grid-template-columns:1fr; gap:8px;}
    .proj-row .sites{justify-content:flex-start;}
    .contact-panel{grid-template-columns:1fr;}
    .contact-left{border-right:none; border-bottom:1px solid var(--line);}
    .hero-stats{grid-template-columns:repeat(2,1fr); row-gap:24px;}
    .hero-grid{grid-template-columns:1fr;}
    .hero-photo{max-width:420px; aspect-ratio:16/10;}
    .gallery-strip{grid-template-columns:repeat(2,1fr);}
    .highlight-row{grid-template-columns:44px 1fr; grid-template-areas:"num body" "ic body";}
    .hl-num{grid-area:num;}
    .hl-ic{grid-area:ic;}
    .hl-body{grid-area:body;}
  }
  @media (max-width:680px){
    .nav-links{display:none;}
    .services-grid, .products-grid, .badge-grid, .logo-grid{grid-template-columns:1fr;}
    .wrap{padding:0 20px;}
    nav{padding:0 20px;}
    .contact-left, .contact-right{padding:34px 26px;}
    .gallery-strip{grid-template-columns:1fr;}
  }