:root{
    --bg-0:#04070e;
    --bg-1:#080e1a;
    --bg-2:#0c1526;
    --panel:#0d1830;
    --line:rgba(77,227,255,.18);
    --line-strong:rgba(77,227,255,.45);
    --cyan:#4de3ff;
    --cyan-dim:#2fb9d6;
    --blue:#2b7fff;
    --gold:#e8a33d;
    --text:#dbe7f4;
    --text-dim:#8fa3bd;
    --font-display:'Oswald',sans-serif;
    --font-body:'Barlow',sans-serif;
    --font-tech:'Chakra Petch',monospace;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    background:var(--bg-0);
    color:var(--text);
    font-family:var(--font-body);
    font-size:17px;
    line-height:1.6;
    overflow-x:hidden;
  }
  ::selection{background:var(--cyan);color:var(--bg-0)}
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}

  /* ---------- shared ---------- */
  .container{width:min(1200px,92%);margin-inline:auto}
  .tech-label{
    font-family:var(--font-tech);
    font-size:.72rem;
    letter-spacing:.35em;
    text-transform:uppercase;
    color:var(--cyan);
  }
  .tech-label::before{content:"// "}
  h1,h2,h3{font-family:var(--font-display);text-transform:uppercase;line-height:1.05}
  .section-head{display:flex;align-items:baseline;gap:1.2rem;margin-bottom:.9rem}
  .section-num{
    font-family:var(--font-tech);
    color:var(--line-strong);
    font-size:.9rem;
    letter-spacing:.2em;
  }

  /* clipped cyber panel corners */
  .clip{
    clip-path:polygon(18px 0,100% 0,100% calc(100% - 18px),calc(100% - 18px) 100%,0 100%,0 18px);
  }

  .btn{
    position:relative;
    display:inline-flex;align-items:center;gap:.6rem;
    font-family:var(--font-display);
    font-size:.95rem;font-weight:500;
    letter-spacing:.14em;text-transform:uppercase;
    padding:.95rem 2.1rem;
    clip-path:polygon(12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%,0 12px);
    transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
    cursor:pointer;
  }
  .btn:hover{transform:translateY(-2px)}
  .btn-primary{
    background:linear-gradient(135deg,var(--cyan) 0%,#37b6e0 100%);
    color:#03222e;
    box-shadow:0 0 22px rgba(77,227,255,.35);
  }
  .btn-primary:hover{box-shadow:0 0 38px rgba(77,227,255,.6)}
  /* chamfered corners: inset box-shadow is rectangular and gets cut off by the
     clip-path, so the diagonal edges are drawn as gradient lines on top */
  .btn-ghost{
    background:
      linear-gradient(135deg,transparent 6.5px,var(--line-strong) 6.5px 8.8px,transparent 8.8px),
      linear-gradient(315deg,transparent 6.5px,var(--line-strong) 6.5px 8.8px,transparent 8.8px),
      rgba(9,20,38,.55);
    color:var(--cyan);
    box-shadow:inset 0 0 0 1px var(--line-strong);
    backdrop-filter:blur(6px);
  }
  .btn-ghost:hover{
    background:
      linear-gradient(135deg,transparent 6.5px,var(--cyan) 6.5px 8.8px,transparent 8.8px),
      linear-gradient(315deg,transparent 6.5px,var(--cyan) 6.5px 8.8px,transparent 8.8px),
      rgba(77,227,255,.1);
    box-shadow:inset 0 0 0 1px var(--cyan),0 0 24px rgba(77,227,255,.25);
  }
  .btn .arrow{font-family:var(--font-tech);transition:transform .18s ease}
  .btn:hover .arrow{transform:translateX(4px)}

  /* reveal on scroll */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
  .reveal.in{opacity:1;transform:none}
  @media (prefers-reduced-motion:reduce){
    .reveal{opacity:1;transform:none;transition:none}
    html{scroll-behavior:auto}
  }

  /* ---------- nav ---------- */
  .nav{
    position:fixed;inset:0 0 auto 0;z-index:50;
    transition:background .25s ease,box-shadow .25s ease;
  }
  .nav.scrolled{
    background:rgba(4,8,16,.82);
    backdrop-filter:blur(14px);
    box-shadow:0 1px 0 var(--line);
  }
  .nav-inner{
    display:flex;align-items:center;justify-content:space-between;
    padding:.9rem 0;
  }
  .nav-logo img{width:170px;filter:drop-shadow(0 0 10px rgba(77,227,255,.35))}
  .nav-links{display:flex;gap:2.2rem;list-style:none;align-items:center}
  .nav-links a{
    font-family:var(--font-tech);
    font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;
    color:var(--text-dim);
    padding:.4rem 0;
    position:relative;
    transition:color .18s ease;
  }
  .nav-links a::after{
    content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;
    background:var(--cyan);transition:right .22s ease;
    box-shadow:0 0 8px var(--cyan);
  }
  .nav-links a:hover{color:var(--cyan)}
  .nav-links a:hover::after{right:0}
  .nav-cta{display:flex;gap:.8rem}
  .nav-cta .btn{padding:.55rem 1.3rem;font-size:.78rem}
  .nav-burger{display:none;background:none;border:1px solid var(--line-strong);color:var(--cyan);font-family:var(--font-tech);font-size:.7rem;letter-spacing:.2em;padding:.55rem .9rem;cursor:pointer}
  @media (max-width:960px){
    .nav-links{display:none}
    .nav-burger{display:block}
    .nav.open .nav-links{
      display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;
      background:rgba(4,8,16,.96);padding:1.4rem 4%;gap:1.1rem;
      border-bottom:1px solid var(--line);
    }
  }
  @media (max-width:640px){.nav-cta{display:none}}

  /* ---------- hero ---------- */
  .hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden}
  .hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
  .hero::before{ /* color wash + vignette */
    content:"";position:absolute;inset:0;z-index:1;
    background:
      linear-gradient(180deg,rgba(4,7,14,.72) 0%,rgba(4,7,14,.25) 35%,rgba(4,7,14,.55) 70%,var(--bg-0) 100%),
      radial-gradient(90% 70% at 25% 55%,rgba(6,14,28,.5) 0%,rgba(6,14,28,.85) 100%);
  }
  .hero::after{ /* scanlines */
    content:"";position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.5;
    background:repeating-linear-gradient(0deg,rgba(77,227,255,.05) 0 1px,transparent 1px 4px);
  }
  .hero-content{position:relative;z-index:2;padding:9rem 0 6rem}
  .hero .tech-label{display:inline-block;margin-bottom:1.2rem;animation:flicker 4s infinite}
  @keyframes flicker{
    0%,93%,95.5%,100%{opacity:1}
    94%,95%{opacity:.35}
  }
  .hero h1{
    font-size:clamp(3rem,8.5vw,6.8rem);
    font-weight:600;
    letter-spacing:.02em;
    max-width:12ch;
    text-shadow:0 0 34px rgba(77,227,255,.4),0 4px 30px rgba(0,0,0,.7);
  }
  .hero h1 .glow{
    color:var(--cyan);
    text-shadow:0 0 18px rgba(77,227,255,.75),0 0 60px rgba(77,227,255,.4);
  }
  /* reusable RGB-split glitch flicker (same animation as the 404/401 error
     code) — apply to any inline text via data-text; keeps its own text as
     the base layer so it still wraps/aligns normally inline.
     Offsets are in em so the effect scales with font size. The base element
     also twitches (glitch-base) during the burst so the whole word jumps. */
  .glitch-text{position:relative;display:inline-block;animation:glitch-base 4.6s infinite steps(1)}
  .glitch-text::before,.glitch-text::after{
    content:attr(data-text);position:absolute;inset:0;opacity:0;pointer-events:none;
    text-shadow:none; /* keep the RGB layers crisp — no inherited glow */
  }
  .glitch-text::before{color:#ff3d6e;mix-blend-mode:screen;animation:glitch-1 4.6s infinite steps(1)}
  .glitch-text::after{color:var(--cyan);mix-blend-mode:screen;animation:glitch-2 4.6s infinite steps(1)}
  @media (prefers-reduced-motion:reduce){
    .glitch-text{animation:none}
    .glitch-text::before,.glitch-text::after{display:none}
  }
  .hero p{
    max-width:46ch;
    margin:1.4rem 0 2.4rem;
    font-size:clamp(1rem,1.4vw,1.2rem);
    color:var(--text-dim);
  }
  .hero p strong{color:var(--text);font-weight:600}
  .hero-cta{display:flex;gap:1rem;flex-wrap:wrap}
  .hero-platforms{
    display:flex;gap:1.6rem;flex-wrap:wrap;
    margin-top:3.2rem;
    font-family:var(--font-tech);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;
    color:var(--text-dim);
  }
  .hero-platforms span{display:flex;align-items:center;gap:.55rem}
  .hero-platforms i{
    width:7px;height:7px;background:var(--cyan);display:inline-block;
    transform:rotate(45deg);
    box-shadow:0 0 8px var(--cyan);
  }
  .hero-frame{ /* HUD corner brackets */
    position:absolute;z-index:2;inset:5.5rem 3% 3%;pointer-events:none;opacity:.5;
  }
  .hero-frame i{position:absolute;width:34px;height:34px;border:1px solid var(--line-strong)}
  .hero-frame i:nth-child(1){top:0;left:0;border-right:0;border-bottom:0}
  .hero-frame i:nth-child(2){top:0;right:0;border-left:0;border-bottom:0}
  .hero-frame i:nth-child(3){bottom:0;left:0;border-right:0;border-top:0}
  .hero-frame i:nth-child(4){bottom:0;right:0;border-left:0;border-top:0}
  .scroll-hint{
    position:absolute;z-index:2;bottom:2.2rem;left:50%;transform:translateX(-50%);
    font-family:var(--font-tech);font-size:.62rem;letter-spacing:.4em;color:var(--text-dim);
    text-transform:uppercase;text-align:center;
  }
  .scroll-hint::after{
    content:"";display:block;width:1px;height:38px;margin:.7rem auto 0;
    background:linear-gradient(var(--cyan),transparent);
    animation:drip 1.8s ease-in-out infinite;
  }
  @keyframes drip{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
  @media (max-width:640px){
    .hero-content{padding-bottom:10rem}
    .hero-platforms{margin-top:2.4rem}
  }

  /* ---------- stats ---------- */
  .stats{position:relative;margin-top:-1px;padding:5.5rem 0;background:var(--bg-0)}
  .stats-panel{
    display:grid;grid-template-columns:repeat(4,1fr);
    background:
      linear-gradient(135deg,transparent 10.6px,var(--line-strong) 10.6px 13px,transparent 13px),
      linear-gradient(315deg,transparent 10.6px,var(--line-strong) 10.6px 13px,transparent 13px),
      linear-gradient(180deg,rgba(77,227,255,.07),rgba(77,227,255,.02));
    box-shadow:inset 0 0 0 1px var(--line);
  }
  .stat{
    padding:2.4rem 1.4rem 2.2rem;text-align:center;position:relative;
  }
  .stat + .stat::before{
    content:"";position:absolute;left:0;top:22%;bottom:22%;width:1px;
    background:linear-gradient(transparent,var(--line-strong),transparent);
  }
  .stat-number{
    font-family:var(--font-display);
    font-size:clamp(2.2rem,4vw,3.4rem);
    font-weight:600;color:#fff;
    text-shadow:0 0 24px rgba(77,227,255,.35);
  }
  .stat-number .accent{color:var(--cyan)}
  .stat-text{
    margin-top:.45rem;
    font-family:var(--font-tech);font-size:.72rem;
    letter-spacing:.3em;text-transform:uppercase;color:var(--text-dim);
  }
  @media (max-width:860px){
    .stats-panel{grid-template-columns:1fr 1fr}
    .stat:nth-child(3)::before{display:none}
    .stat:nth-child(n+3){border-top:1px solid var(--line)}
  }

  /* ---------- features ---------- */
  .features{padding:2rem 0 3rem;background:
    radial-gradient(60% 40% at 85% 10%,rgba(43,127,255,.08),transparent 70%),
    radial-gradient(50% 35% at 10% 70%,rgba(77,227,255,.06),transparent 70%),
    var(--bg-0);
  }
  .feature{
    display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(2rem,5vw,4.5rem);
    align-items:center;
    padding:3.6rem 0;
  }
  .feature:nth-child(even){grid-template-columns:1.15fr 1fr}
  .feature:nth-child(even) .feature-copy{order:2}
  .feature h2{
    font-size:clamp(1.9rem,3.6vw,3rem);
    font-weight:500;letter-spacing:.03em;
    margin-bottom:1rem;
  }
  .feature h2 em{font-style:normal;color:var(--cyan)}
  .feature p{color:var(--text-dim);max-width:52ch}
  .feature-media{position:relative}
  .feature-media .frame{
    position:relative;overflow:hidden;
    clip-path:polygon(22px 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%,0 22px);
    box-shadow:inset 0 0 0 1px var(--line);
  }
  .feature-media img{
    width:100%;aspect-ratio:16/9;object-fit:cover;
    transition:transform .6s cubic-bezier(.2,.7,.2,1),filter .6s ease;
    filter:saturate(1.05);
  }
  .feature-media:hover img{transform:scale(1.045)}
  .feature-media .frame::after{ /* subtle scanlines + chamfer border lines on imagery */
    content:"";position:absolute;inset:0;pointer-events:none;
    background:
      linear-gradient(135deg,transparent 13.4px,var(--line-strong) 13.4px 15.9px,transparent 15.9px),
      linear-gradient(315deg,transparent 13.4px,var(--line-strong) 13.4px 15.9px,transparent 15.9px),
      repeating-linear-gradient(0deg,rgba(4,7,14,.14) 0 1px,transparent 1px 5px);
  }
  .feature-media::before{ /* offset glow frame */
    content:"";position:absolute;inset:14px -14px -14px 14px;z-index:-1;
    border:1px solid var(--line);
    clip-path:polygon(22px 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%,0 22px);
  }
  @media (max-width:860px){
    .feature,.feature:nth-child(even){grid-template-columns:1fr;padding:2.6rem 0}
    .feature:nth-child(even) .feature-copy{order:0}
  }

  /* ---------- map ---------- */
  .world{padding:5.5rem 0 4rem;text-align:center;background:var(--bg-0)}
  .world h2{
    font-size:clamp(2rem,4.5vw,3.6rem);font-weight:500;
    margin:.6rem 0 .8rem;
  }
  .world h2 em{font-style:normal;color:var(--cyan);text-shadow:0 0 22px rgba(77,227,255,.5)}
  .world > .container > p{color:var(--text-dim);max-width:56ch;margin:0 auto}
  .map-wrap{position:relative;margin-top:3rem}
  .map-wrap img{
    width:100%;opacity:.9;
    /* source PNG has green landmass — shift to dark slate blue to match the CI */
    filter:hue-rotate(100deg) saturate(.28) brightness(.85);
  }
  .pin{
    position:absolute;width:10px;height:10px;margin:-5px;
    background:var(--cyan);border-radius:50%;
    box-shadow:0 0 10px var(--cyan);
  }
  .pin::after{
    content:"";position:absolute;inset:-7px;border-radius:50%;
    border:1px solid var(--cyan);
    animation:ping 2.4s ease-out infinite;
    animation-delay:inherit;
  }
  @keyframes ping{0%{transform:scale(.4);opacity:1}70%,100%{transform:scale(2.4);opacity:0}}

  /* ---------- cta band ---------- */
  .cta-band{padding:5rem 0 6rem;background:var(--bg-0)}
  .cta-panel{
    position:relative;overflow:hidden;
    padding:clamp(2.5rem,6vw,4.5rem);
    text-align:center;
    background:
      linear-gradient(135deg,transparent 10.6px,var(--line-strong) 10.6px 13px,transparent 13px),
      linear-gradient(315deg,transparent 10.6px,var(--line-strong) 10.6px 13px,transparent 13px),
      radial-gradient(70% 120% at 50% -20%,rgba(77,227,255,.16),transparent 60%),
      linear-gradient(180deg,var(--bg-2),var(--bg-1));
    box-shadow:inset 0 0 0 1px var(--line);
  }
  .cta-panel::after{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
    background:repeating-linear-gradient(90deg,transparent 0 80px,rgba(77,227,255,.05) 80px 81px);
  }
  .cta-panel h2{font-size:clamp(2rem,4.5vw,3.4rem);font-weight:500}
  .cta-panel p{color:var(--text-dim);margin:.9rem auto 2.2rem;max-width:52ch}
  .cta-panel .hero-cta{justify-content:center;position:relative;z-index:1}

  /* ---------- legal / utility pages ---------- */
  .page-header{
    position:relative;padding:8.5rem 0 3.5rem;
    background:
      radial-gradient(60% 50% at 50% 0%,rgba(77,227,255,.1),transparent 70%),
      var(--bg-0);
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
  .page-header::after{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.4;
    background:repeating-linear-gradient(0deg,rgba(77,227,255,.05) 0 1px,transparent 1px 4px);
  }
  .page-header .container{position:relative;z-index:1}
  .page-header h1{font-size:clamp(2.4rem,6vw,4.2rem);font-weight:600}
  .page-header .meta{margin-top:1rem;color:var(--text-dim);font-size:.92rem}

  .legal{padding:3.5rem 0 6rem;background:var(--bg-0)}
  .legal-grid{display:grid;grid-template-columns:260px 1fr;gap:clamp(2rem,4vw,4rem);align-items:start}
  .legal-toc{
    position:sticky;top:7rem;
    padding:1.5rem 1.6rem;
    background:linear-gradient(180deg,rgba(77,227,255,.05),rgba(77,227,255,.015));
    box-shadow:inset 0 0 0 1px var(--line);
  }
  .legal-toc h3{font-family:var(--font-tech);font-size:.64rem;letter-spacing:.24em;color:var(--cyan);text-transform:uppercase;margin-bottom:1rem}
  .legal-toc ul{list-style:none;display:flex;flex-direction:column;gap:.7rem}
  .legal-toc a{color:var(--text-dim);font-size:.85rem;transition:color .15s ease}
  .legal-toc a:hover{color:var(--cyan)}

  .legal-body{max-width:72ch}
  .legal-body > p:first-child{color:var(--text-dim);font-size:1.02rem}
  .legal-body h2{
    font-size:1.35rem;font-weight:500;color:var(--text);letter-spacing:.01em;
    margin:2.6rem 0 1rem;padding-top:1.8rem;border-top:1px solid var(--line);
    scroll-margin-top:6.5rem;
  }
  .legal-body h2:first-of-type{margin-top:0;padding-top:0;border-top:none}
  .legal-body h2 .num{color:var(--cyan);font-family:var(--font-tech);font-size:.8rem;margin-right:.6rem;letter-spacing:0}
  .legal-body p{color:var(--text-dim);margin-bottom:1.1rem}
  .legal-body p strong,.legal-body li strong{color:var(--text);font-weight:600}
  .legal-body ul{margin:0 0 1.1rem 1.2rem;color:var(--text-dim)}
  .legal-body li{margin-bottom:.5rem}
  .legal-body a{color:var(--cyan);border-bottom:1px solid var(--line-strong);word-break:break-word}
  .legal-body a:hover{border-color:var(--cyan)}
  @media (max-width:860px){
    .legal-grid{grid-template-columns:1fr}
    .legal-toc{position:static}
  }

  .info-card{
    padding:clamp(1.5rem,3vw,2.2rem);
    background:linear-gradient(180deg,rgba(77,227,255,.06),rgba(77,227,255,.015));
    box-shadow:inset 0 0 0 1px var(--line);
    margin-bottom:1.8rem;
  }
  .info-card .row{
    display:flex;justify-content:space-between;gap:1.2rem;
    padding:.75rem 0;border-bottom:1px solid var(--line);
    font-size:.92rem;
  }
  .info-card .row:last-child{border-bottom:none}
  .info-card .row span:first-child{
    color:var(--text-dim);font-family:var(--font-tech);font-size:.66rem;
    letter-spacing:.14em;text-transform:uppercase;padding-top:.2rem;flex-shrink:0;
  }
  .info-card .row span:last-child{color:var(--text);text-align:right}
  .info-card .row a{color:var(--cyan)}

  /* ---------- error pages (404/401) ---------- */
  .error-hero{
    position:relative;min-height:100svh;display:flex;align-items:center;justify-content:center;
    overflow:hidden;text-align:center;padding:9rem 0 5rem;
    background:
      radial-gradient(60% 55% at 50% 38%,rgba(77,227,255,.1),transparent 70%),
      var(--bg-0);
  }
  .error-hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.4;
    background:repeating-linear-gradient(0deg,rgba(77,227,255,.05) 0 1px,transparent 1px 4px);
  }
  .error-hero .container{position:relative;z-index:1;max-width:640px}
  .error-code{
    position:relative;display:inline-block;
    font-family:var(--font-display);font-weight:600;
    font-size:clamp(6rem,18vw,10rem);line-height:1;letter-spacing:.02em;
    color:#fff;
    text-shadow:0 0 40px rgba(77,227,255,.5),0 0 90px rgba(77,227,255,.22);
    margin-top:1rem;
  }
  .error-code{animation:glitch-base 4.6s infinite steps(1)}
  .error-code::before,.error-code::after{
    content:attr(data-code);position:absolute;inset:0;opacity:0;pointer-events:none;
    text-shadow:none; /* keep the RGB layers crisp — no inherited glow */
  }
  .error-code::before{color:#ff3d6e;mix-blend-mode:screen;animation:glitch-1 4.6s infinite steps(1)}
  .error-code::after{color:var(--cyan);mix-blend-mode:screen;animation:glitch-2 4.6s infinite steps(1)}
  /* Shared glitch choreography (steps(1): each keyframe's value HOLDS until
     the next keyframe — crisp digital jumps, no tweening).
     Two events per 4.6s cycle: a single-slice micro-tick at ~42% and a
     ~220ms multi-slice burst at ~89–93%. Offsets in em so they scale. */
  @keyframes glitch-base{ /* the element itself twitches during the burst */
    0%,42.8%,93%,100%{transform:none;opacity:1}
    42%{transform:translateX(-.01em)}
    89.2%{transform:translate(.012em,0) skewX(-1.1deg);opacity:.92}
    90.1%{transform:translate(-.014em,.006em) skewX(.7deg)}
    91%{transform:translateX(.007em);opacity:.96}
    92%{transform:translate(-.005em,0)}
  }
  @keyframes glitch-1{ /* red/magenta slices */
    0%,42.8%,93.4%,100%{opacity:0;transform:none;clip-path:inset(0 0 100% 0)}
    42%{opacity:.75;transform:translateX(-.045em);clip-path:inset(40% 0 45% 0)}
    89%{opacity:.9;transform:translate(.055em,-.008em);clip-path:inset(6% 0 74% 0)}
    89.8%{opacity:.85;transform:translate(-.06em,.01em);clip-path:inset(52% 0 26% 0)}
    90.6%{opacity:.9;transform:translateX(.035em);clip-path:inset(22% 0 52% 0)}
    91.4%{opacity:.85;transform:translate(-.045em,-.006em);clip-path:inset(72% 0 4% 0)}
    92.2%{opacity:.8;transform:translateX(.05em);clip-path:inset(34% 0 38% 0)}
  }
  @keyframes glitch-2{ /* cyan slices, deliberately desynced from glitch-1 */
    0%,43.1%,93.8%,100%{opacity:0;transform:none;clip-path:inset(0 0 100% 0)}
    42.2%{opacity:.75;transform:translateX(.05em);clip-path:inset(55% 0 30% 0)}
    89.3%{opacity:.9;transform:translate(-.05em,.008em);clip-path:inset(64% 0 12% 0)}
    90.1%{opacity:.85;transform:translate(.06em,-.01em);clip-path:inset(14% 0 66% 0)}
    90.9%{opacity:.9;transform:translateX(-.04em);clip-path:inset(48% 0 32% 0)}
    91.7%{opacity:.85;transform:translate(.05em,.006em);clip-path:inset(2% 0 82% 0)}
    92.6%{opacity:.8;transform:translateX(-.055em);clip-path:inset(28% 0 44% 0)}
  }
  @media (prefers-reduced-motion:reduce){
    .error-code{animation:none}
    .error-code::before,.error-code::after{display:none}
  }
  .error-hero h1{margin-top:.4rem;font-size:clamp(1.6rem,3.6vw,2.4rem);font-weight:500}
  .error-hero p{color:var(--text-dim);margin:1rem auto 2.4rem;max-width:44ch}
  .error-hero .hero-cta{justify-content:center;flex-wrap:wrap}

  /* ---------- footer ---------- */
  footer{border-top:1px solid var(--line);background:var(--bg-1);padding:4rem 0 2rem}
  .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem}
  .footer-grid img{width:120px;margin-bottom:1.1rem;filter:drop-shadow(0 0 8px rgba(77,227,255,.3))}
  .footer-grid p{color:var(--text-dim);font-size:.92rem;max-width:32ch}
  .footer-grid h3{
    font-family:var(--font-tech);font-size:.72rem;font-weight:500;
    letter-spacing:.3em;color:var(--cyan);margin-bottom:1.1rem;
  }
  .footer-grid ul{list-style:none}
  .footer-grid li{margin-bottom:.55rem}
  .footer-grid ul a{color:var(--text-dim);font-size:.92rem;transition:color .15s ease}
  .footer-grid ul a:hover{color:var(--cyan)}
  .footer-bottom{
    margin-top:3rem;padding-top:1.4rem;border-top:1px solid rgba(77,227,255,.08);
    display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
    font-family:var(--font-tech);font-size:.68rem;letter-spacing:.22em;
    text-transform:uppercase;color:var(--text-dim);
  }
  @media (max-width:860px){.footer-grid{grid-template-columns:1fr 1fr}}
  @media (max-width:520px){.footer-grid{grid-template-columns:1fr}}