:root{
    --bg:#0a0d12;
    --surface:#10141b;
    --surface-2:#151b24;
    --line:#232b36;
    --text:#e8ecf1;
    --text-dim:#8b94a3;
    --text-faint:#5a6472;
    --accent:#4de8c2;
    --accent-2:#6c7ce8;
    --display: 'Space Grotesk', sans-serif;
    --body: 'Inter', sans-serif;
    --mono: 'JetBrains Mono', monospace;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth; overflow-x:hidden; scroll-padding-top:80px;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:var(--body);
    overflow-x:hidden;
  }
  a{color:inherit; text-decoration:none;}
  ::selection{background:var(--accent); color:var(--bg);}

  :focus-visible{
    outline:2px solid var(--accent);
    outline-offset:3px;
  }

  .wrap{
    max-width:1200px;
    margin:0 auto;
    padding:0 32px;
  }

  /* ---------- NAV ---------- */
  nav{
    position:fixed;
    top:0; left:0; right:0;
    z-index:100;
    background:rgba(10,13,18,0.7);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
  }
  nav .wrap{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:64px;
  }
  .logo{
    display:flex;
    align-items:center;
  }
  .logo img{
    height:24px;
    width:auto;
    display:block;
  }
  .nav-links{
    display:flex;
    gap:36px;
    font-family:var(--mono);
    font-size:0.82rem;
    color:var(--text-dim);
  }
  .nav-links a{
    transition:color 0.2s ease;
    position:relative;
  }
  .nav-links a:hover{color:var(--text);}
  .nav-cta{
    font-family:var(--mono);
    font-size:0.8rem;
    padding:9px 18px;
    border:1px solid var(--accent);
    color:var(--accent);
    transition:all 0.2s ease;
    white-space:nowrap;
  }
  .nav-cta:hover{
    background:var(--accent);
    color:var(--bg);
  }

  /* hamburger button (mobile only) */
  .nav-toggle{
    display:none;
    flex-direction:column;
    justify-content:center;
    gap:5px;
    width:34px;
    height:34px;
    background:transparent;
    border:none;
    cursor:pointer;
    padding:0;
  }
  .nav-toggle span{
    display:block;
    width:100%;
    height:2px;
    background:var(--text);
    transition:transform 0.25s ease, opacity 0.25s ease;
  }
  .nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2){ opacity:0; }
  .nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

  /* mobile nav drawer */
  .mobile-nav{
    position:fixed;
    top:64px;
    left:0; right:0;
    background:rgba(10,13,18,0.98);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
    z-index:99;
    display:flex;
    flex-direction:column;
    padding:8px 32px 28px;
    max-height:0;
    overflow:hidden;
    opacity:0;
    transition:max-height 0.35s ease, opacity 0.3s ease;
  }
  .mobile-nav.open{
    max-height:420px;
    opacity:1;
  }
  .mobile-nav a{
    font-family:var(--mono);
    font-size:0.98rem;
    color:var(--text-dim);
    padding:16px 0;
    border-bottom:1px solid var(--line);
  }
  .mobile-nav a:last-of-type{ border-bottom:none; }
  .mobile-nav a:hover{ color:var(--text); }
  .mobile-nav .nav-cta{
    margin-top:18px;
    text-align:center;
  }

  @media (max-width:820px){
    .nav-links{display:none;}
    .nav-cta{display:none;}
    .nav-toggle{display:flex;}
  }
  @media (min-width:821px){
    .mobile-nav{display:none !important;}
  }

  /* ---------- HERO ---------- */
  .hero{
    position:relative;
    min-height:100vh;
    min-height:100svh;
    display:flex;
    flex-direction:column;
    justify-content:center;
    padding-top:120px;
    padding-bottom:60px;
    box-sizing:border-box;
  }
  #hero-canvas{
    position:fixed;
    inset:0;
    z-index:-1;
  }
  .hero-gradient{
    position:absolute;
    inset:0;
    background:radial-gradient(ellipse 80% 60% at 50% 40%, transparent 0%, var(--bg) 85%);
    z-index:1;
    pointer-events:none;
  }
  .hero-content{
    position:relative;
    z-index:2;
    width:100%;
  }
  .eyebrow{
    font-family:var(--mono);
    font-size:0.82rem;
    color:var(--accent);
    letter-spacing:0.08em;
    margin-bottom:24px;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .eyebrow::before{
    content:'';
    width:24px;
    height:1px;
    background:var(--accent);
  }
  .hero h1{
    font-family:var(--display);
    font-weight:700;
    font-size:clamp(2.6rem, 6.5vw, 5.4rem);
    line-height:1.03;
    letter-spacing:-0.02em;
    max-width:900px;
    margin-bottom:28px;
  }
  .hero h1 em{
    font-style:normal;
    color:var(--accent);
  }
  .hero p{
    font-size:1.15rem;
    color:var(--text-dim);
    max-width:520px;
    line-height:1.6;
    margin-bottom:40px;
  }
  .hero-actions{
    display:flex;
    gap:16px;
    flex-wrap:wrap;
  }
  .btn-primary{
    font-family:var(--mono);
    font-size:0.9rem;
    padding:15px 28px;
    background:var(--accent);
    color:var(--bg);
    font-weight:500;
    transition:transform 0.2s ease, box-shadow 0.2s ease;
  }
  .btn-primary:hover{
    transform:translateY(-2px);
    box-shadow:0 8px 24px rgba(77,232,194,0.25);
  }
  .btn-secondary{
    font-family:var(--mono);
    font-size:0.9rem;
    padding:15px 28px;
    border:1px solid var(--line);
    color:var(--text);
    transition:border-color 0.2s ease;
  }
  .btn-secondary:hover{border-color:var(--text-dim);}

  .scroll-cue{
    position:absolute;
    bottom:36px;
    left:32px;
    z-index:2;
    font-family:var(--mono);
    font-size:0.72rem;
    color:var(--text-faint);
    display:flex;
    align-items:center;
    gap:10px;
  }
  .scroll-cue::after{
    content:'';
    width:1px;
    height:32px;
    background:linear-gradient(var(--text-faint), transparent);
    animation:scrolldrop 2s ease-in-out infinite;
  }
  @keyframes scrolldrop{
    0%{opacity:0; transform:translateY(-6px);}
    50%{opacity:1;}
    100%{opacity:0; transform:translateY(6px);}
  }
  @media (max-width:1024px){ .scroll-cue{display:none;} }
  @media (max-height:820px){ .scroll-cue{display:none;} }

  /* ---------- SECTION SHARED ---------- */
  section{
    padding:140px 0;
    position:relative;
  }
  .section-head{
    margin-bottom:64px;
    max-width:640px;
  }
  .section-eyebrow{
    font-family:var(--mono);
    font-size:0.78rem;
    color:var(--accent);
    letter-spacing:0.08em;
    margin-bottom:16px;
  }
  .section-head h2{
    font-family:var(--display);
    font-weight:600;
    font-size:clamp(1.8rem, 3.4vw, 2.6rem);
    letter-spacing:-0.01em;
    line-height:1.2;
    margin-bottom:16px;
  }
  .section-head p{
    color:var(--text-dim);
    font-size:1.05rem;
    line-height:1.6;
  }

  /* ---------- INDUSTRIES ---------- */
  .industry-grid{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
  }
  .industry-card{
    background:var(--surface);
    padding:40px 32px;
    transition:background 0.25s ease;
  }
  .industry-card:hover{background:var(--surface-2);}
  .industry-icon{
    width:56px;
    height:56px;
    display:block;
    margin-bottom:22px;
  }
  .industry-card h3{
    font-family:var(--display);
    font-size:1.15rem;
    font-weight:600;
    margin-bottom:10px;
  }
  .industry-card p{
    color:var(--text-dim);
    font-size:0.92rem;
    line-height:1.6;
  }
  @media (max-width:900px){
    .industry-grid{grid-template-columns:repeat(2, 1fr);}
  }
  @media (max-width:600px){
    .industry-grid{grid-template-columns:1fr;}
  }

  /* ---------- SERVICES ---------- */
  .services{
    background:var(--surface);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
  }
  .service-grid{
    display:grid;
    grid-template-columns:repeat(2, 1fr);
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
    perspective:1200px;
  }
  .service-card{
    background:var(--surface);
    padding:44px;
    transition:background 0.25s ease, transform 0.15s ease-out;
    transform-style:preserve-3d;
  }
  .service-card:hover{background:var(--surface-2);}
  .service-card.featured{
    grid-column:1 / -1;
    background:linear-gradient(135deg, var(--surface-2), var(--surface));
    border-bottom:1px solid var(--accent);
  }
  .service-card.featured h3{ font-size:1.55rem; }
  .service-tag{
    font-family:var(--mono);
    font-size:0.72rem;
    color:var(--text-faint);
    margin-bottom:24px;
    display:block;
  }
  .service-card h3{
    font-family:var(--display);
    font-size:1.3rem;
    font-weight:600;
    margin-bottom:14px;
  }
  .service-card p{
    color:var(--text-dim);
    font-size:0.95rem;
    line-height:1.65;
    margin-bottom:20px;
  }
  .service-stack{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
  }
  .service-stack span{
    font-family:var(--mono);
    font-size:0.72rem;
    color:var(--accent-2);
    border:1px solid var(--line);
    padding:4px 10px;
  }
  @media (max-width:720px){
    .service-grid{grid-template-columns:1fr;}
  }

  /* ---------- PROCESS ---------- */
  .process-list{
    display:flex;
    flex-direction:column;
  }
  .process-item{
    display:grid;
    grid-template-columns:100px 1fr;
    gap:32px;
    padding:36px 0;
    border-top:1px solid var(--line);
    align-items:start;
  }
  .process-item:last-child{border-bottom:1px solid var(--line);}
  .process-num{
    font-family:var(--mono);
    font-size:0.85rem;
    color:var(--accent);
  }
  .process-item h3{
    font-family:var(--display);
    font-size:1.35rem;
    font-weight:600;
    margin-bottom:10px;
  }
  .process-item p{
    color:var(--text-dim);
    font-size:0.98rem;
    line-height:1.65;
    max-width:640px;
  }
  @media (max-width:600px){
    .process-item{grid-template-columns:1fr;}
  }

  /* ---------- STACK MARQUEE ---------- */
  .marquee-section{
    background:var(--surface);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    padding:56px 0;
    overflow:hidden;
  }
  .marquee-track{
    display:flex;
    gap:64px;
    white-space:nowrap;
    animation:scroll-left 32s linear infinite;
    width:max-content;
  }
  @media (prefers-reduced-motion: reduce){
    .marquee-track{animation:none;}
  }
  @keyframes scroll-left{
    from{transform:translateX(0);}
    to{transform:translateX(-50%);}
  }
  .marquee-track span{
    font-family:var(--mono);
    font-size:1.1rem;
    color:var(--text-faint);
    letter-spacing:0.02em;
  }
  .marquee-track span em{
    font-style:normal;
    color:var(--text-dim);
  }

  /* ---------- CTA ---------- */
  .cta{
    text-align:center;
    padding:160px 0;
  }
  .cta h2{
    font-family:var(--display);
    font-weight:700;
    font-size:clamp(2rem, 5vw, 3.4rem);
    letter-spacing:-0.02em;
    margin-bottom:24px;
  }
  .cta h2 em{
    font-style:normal;
    color:var(--accent);
  }
  .cta p{
    color:var(--text-dim);
    font-size:1.05rem;
    margin-bottom:40px;
  }
  .cta-actions{
    display:flex;
    justify-content:center;
    gap:16px;
    flex-wrap:wrap;
  }

  /* ---------- FOOTER ---------- */
  footer{
    border-top:1px solid var(--line);
    padding:48px 0;
  }
  footer .wrap{
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:20px;
  }
  footer .foot-left{
    font-family:var(--mono);
    font-size:0.8rem;
    color:var(--text-faint);
    line-height:1.8;
  }
  footer .foot-left a{
    color:var(--text-faint);
    transition:color 0.2s ease;
  }
  footer .foot-left a:hover{ color:var(--accent); }
  footer .foot-links{
    display:flex;
    gap:28px;
    font-family:var(--mono);
    font-size:0.8rem;
    color:var(--text-dim);
  }
  footer .foot-links a:hover{color:var(--accent);}

  .reveal{
    opacity:0;
    transform:perspective(900px) rotateX(-10deg) translateY(30px);
    transform-origin:center bottom;
    transition:opacity 0.8s cubic-bezier(.2,.7,.3,1), transform 0.8s cubic-bezier(.2,.7,.3,1);
    will-change:transform, opacity;
  }
  .reveal.in{
    opacity:1;
    transform:perspective(900px) rotateX(0deg) translateY(0);
  }
  @media (prefers-reduced-motion: reduce){
    .reveal{ transform:none; transition:opacity 0.4s ease; }
  }

  /* ---------- INTRO: laptop opening sequence ---------- */
  #intro-overlay{
    position:fixed;
    inset:0;
    z-index:1000;
    background:var(--bg);
    overflow:hidden;
  }
  #intro-canvas{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
  }
  .intro-brand{
    position:absolute;
    top:36px;
    left:32px;
    opacity:0;
  }
  .intro-brand img{
    height:24px;
    width:auto;
    display:block;
  }
  @keyframes intro-pulse{
    0%,100%{opacity:1;}
    50%{opacity:0.35;}
  }
  .intro-skip{
    position:absolute;
    bottom:36px;
    right:32px;
    font-family:var(--mono);
    font-size:0.78rem;
    color:var(--text-faint);
    background:transparent;
    border:1px solid var(--line);
    padding:10px 18px;
    cursor:pointer;
    opacity:0;
    transition:color 0.2s ease, border-color 0.2s ease;
  }
  .intro-skip:hover{ color:var(--text); border-color:var(--text-dim); }
  /* ---------- RESPONSIVE: tablet & mobile tightening ---------- */
  @media (max-width:900px){
    .wrap{ padding:0 24px; }
    section{ padding:96px 0; }
    .cta{ padding:110px 0; }
    .section-head{ margin-bottom:44px; }
  }
  @media (max-width:600px){
    .wrap{ padding:0 18px; }
    nav .wrap{ height:54px; }
    #mobile-nav{ top:54px; }
    .logo img{ height:19px; }
    section{ padding:72px 0; }
    .cta{ padding:80px 0; }
    .hero{
      min-height:auto;
      justify-content:flex-start;
      padding-top:90px;
      padding-bottom:56px;
    }
    .hero p{ font-size:1.02rem; }
    .hero-actions{ flex-direction:column; align-items:stretch; }
    .hero-actions a{ text-align:center; }
    .cta-actions{ flex-direction:column; align-items:stretch; }
    .cta-actions a{ text-align:center; }
    footer .wrap{ flex-direction:column; align-items:flex-start; gap:16px; }
    .service-card{ padding:32px; }
    .industry-card{ padding:28px 24px; }
  }

  /* Short-height viewports (landscape phones, small tablets, split screens):
     always top-align the hero so content never overflows up under the fixed nav */
  @media (max-height:750px){
    .hero{
      min-height:0;
      justify-content:flex-start;
      padding-top:100px;
      padding-bottom:48px;
    }
  }
  @media (max-height:560px){
    .hero{
      padding-top:84px;
    }
  }