:root{
    --indigo:#0B1020; --indigo-2:#12182b; --rock:#1C2438;
    --blue:#2D6CFF; --cyan:#00E5FF; --gold:#FFC24B; --coral:#FF7A45;
    --text:#F5F7FF; --muted:#9AA6C4; --line:rgba(154,166,196,.16);
    --seam:#3c3344;
    --display:"Fraunces",Georgia,serif;
    --sans:"Space Grotesk",system-ui,sans-serif;
    --maxw:1200px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:auto}
  body{
    background:var(--indigo); color:var(--text);
    font-family:var(--sans); -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  a{color:inherit;text-decoration:none}
  ::selection{background:var(--blue);color:#fff}

  /* ---------- Header ---------- */
  header{position:fixed;top:0;left:0;right:0;z-index:120;
    display:flex;align-items:center;justify-content:space-between;
    padding:22px clamp(18px,4vw,44px);color:var(--text);
    transition:color .5s ease, background .5s ease, backdrop-filter .5s ease;
    mix-blend-mode:normal}
  header.on-light{color:#0b0d14}
  header.scrolled{background:rgba(11,16,32,.55);backdrop-filter:blur(12px)}
  header.on-light.scrolled{background:rgba(245,247,255,.6)}
  .brand{display:flex;align-items:center;gap:12px;font-family:var(--sans);
    font-weight:600;letter-spacing:.01em;font-size:22px}
  .brand b{font-weight:600}
  .brand span{color:var(--cyan)}
  header.on-light .brand span{color:var(--blue)}
  nav.top{display:flex;gap:30px;align-items:center;font-size:14px;color:currentColor}
  nav.top a{opacity:.72;transition:opacity .25s} nav.top a:hover{opacity:1}
  .nav-cta{border:1px solid currentColor;border-radius:999px;padding:9px 18px;
    opacity:1 !important;font-weight:500}
  .nav-cta:hover{background:currentColor}
  .nav-cta:hover span{color:var(--indigo)}
  header.on-light .nav-cta:hover span{color:#fff}
  @media(max-width:760px){nav.top .nl{display:none}}
  /* ---------- Content ---------- */
  main{position:relative;z-index:6;background:var(--indigo)}
  .landing{position:relative;background:
    linear-gradient(to bottom,var(--seam) 0%,#241d2e 10%,var(--indigo) 42%)}
  .wrap{max-width:1300px;margin:0 auto;padding:0 clamp(20px,5vw,52px)}
  .section{padding:clamp(96px,15vh,180px) 0}
  .eyebrow{font-size:12px;letter-spacing:.36em;text-transform:uppercase;color:var(--cyan);
    display:flex;align-items:center;gap:14px;margin-bottom:26px;font-weight:500}
  .eyebrow::before{content:"";width:34px;height:1px;background:currentColor;opacity:.7}

  /* reveal system (visible by default; JS/CSS hide+animate when motion is on) */
  .reveal{opacity:0;transform:translateY(38px);
    transition:opacity 1s cubic-bezier(.22,1,.36,1),transform 1s cubic-bezier(.22,1,.36,1)}
  .reveal.in{opacity:1;transform:none}
  .d1{transition-delay:.06s}.d2{transition-delay:.14s}.d3{transition-delay:.22s}.d4{transition-delay:.3s}
  .clipup{clip-path:inset(0 0 100% 0);transition:clip-path 1.1s cubic-bezier(.22,1,.36,1)}
  .clipup.in{clip-path:inset(0 0 -12% 0)}
  .frame{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line);
    background:#0c1220;box-shadow:0 50px 90px -40px rgba(0,0,0,.8);isolation:isolate}
  .frame .bar{height:38px;display:flex;align-items:center;gap:7px;padding:0 15px;
    background:rgba(255,255,255,.045);border-bottom:1px solid var(--line)}
  .frame .bar i{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.18)}
  .frame .bar .url{margin-left:14px;height:16px;flex:1;max-width:280px;border-radius:5px;background:rgba(255,255,255,.06)}
  .frame .shot{overflow:hidden;aspect-ratio:16/10}
  .frame .shot img{display:block;width:100%;height:118%;object-fit:cover;object-position:top center;
    transform:translateY(var(--par,0));will-change:transform}
  /* ===== CTA ===== */
  .cta{position:relative;text-align:center;overflow:hidden;
    background:radial-gradient(90% 130% at 50% 128%,rgba(255,122,69,.24),transparent 60%),
               radial-gradient(72% 120% at 50% -24%,rgba(45,108,255,.24),transparent 60%),var(--indigo)}
  .cta h2{font-family:var(--display);font-weight:300;font-size:clamp(52px,12vw,168px);
    line-height:.9;letter-spacing:-.04em}
  .cta h2 em{font-style:italic;font-weight:400;
    background:linear-gradient(100deg,var(--gold),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent}
  .cta p{margin:30px auto 46px;color:var(--muted);max-width:46ch;font-size:clamp(16px,1.7vw,20px);line-height:1.6}
  .btn{position:relative;display:inline-flex;align-items:center;gap:12px;font-weight:600;font-size:16px;
    background:linear-gradient(100deg,var(--blue),var(--cyan));color:#04122e;
    padding:19px 40px;border-radius:999px;transition:box-shadow .3s;will-change:transform;
    box-shadow:0 12px 46px -12px rgba(45,108,255,.75)}
  .btn:hover{box-shadow:0 20px 60px -12px rgba(0,229,255,.8)}
  .btn svg{width:17px;height:17px;transition:transform .3s}
  .btn:hover svg{transform:translateX(4px)}

  /* footer */
  footer{border-top:1px solid var(--line);padding:64px 0 40px}
  .foot{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;align-items:flex-start}
  .foot .brand{font-size:24px}
  .foot .fcol h5,.foot .fcol .fh{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
  .foot .fcol a{display:block;color:var(--text);opacity:.8;margin-bottom:10px;font-size:14.5px}
  .foot .fcol a:hover{opacity:1;color:var(--cyan)}
  .socials{display:flex;gap:14px;margin-top:20px}
  .socials a{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;
    display:flex;align-items:center;justify-content:center;transition:.3s}
  .socials a:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-3px)}
  .socials svg{width:17px;height:17px}
  .copyright{margin-top:48px;padding-top:26px;border-top:1px solid var(--line);
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:var(--muted);font-size:13px}

  @media(prefers-reduced-motion:reduce){
    .reveal{opacity:1;transform:none;transition:none}
    .clipup{clip-path:none;transition:none}
    .marquee .track{animation:none}
    .frame .shot img{transform:none;height:100%}
    .scrollhint .dot{animation:none}
  }
  /* ===== Project enquiry popup ===== */
  .pf{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px;
    background:rgba(5,8,18,.72);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
    opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
  .pf.open{opacity:1;visibility:visible}
  .pf-card{position:relative;width:100%;max-width:520px;max-height:calc(100vh - 40px);overflow:auto;
    background:var(--indigo-2);border:1px solid var(--line);border-radius:22px;padding:40px 36px 34px;
    box-shadow:0 40px 120px -30px rgba(0,0,0,.8);transform:translateY(24px) scale(.98);
    transition:transform .45s cubic-bezier(.22,1,.36,1)}
  .pf.open .pf-card{transform:none}
  .pf-card{scrollbar-width:thin;scrollbar-color:var(--rock) transparent}
  .pf-card h3{font-family:var(--display);font-weight:300;font-size:clamp(30px,4vw,40px);letter-spacing:-.02em;line-height:1.05}
  .pf-card h3 em{font-style:italic;font-weight:400;
    background:linear-gradient(100deg,var(--gold),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent}
  .pf-sub{color:var(--muted);margin:10px 0 26px;font-size:15px;line-height:1.55}
  .pf-close{position:absolute;top:16px;right:16px;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
    background:transparent;color:var(--text);font-size:22px;line-height:1;cursor:pointer;transition:border-color .2s}
  .pf-close:hover{border-color:var(--cyan)}
  .pf-field{display:block;margin-bottom:16px}
  .pf-field span{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
  .pf-field input,.pf-field select,.pf-field textarea{width:100%;font:inherit;font-size:16px;color:var(--text);
    background:var(--indigo);border:1px solid var(--line);border-radius:12px;padding:13px 15px;outline:none;
    transition:border-color .2s,box-shadow .2s}
  .pf-field textarea{resize:vertical;min-height:110px}
  .pf-field select{appearance:none;-webkit-appearance:none;cursor:pointer;
    background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
    background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat}
  .pf-field input:focus,.pf-field select:focus,.pf-field textarea:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,229,255,.15)}
  .pf-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
  .pf-card .btn{width:100%;justify-content:center;margin-top:6px;border:0;cursor:pointer;font-family:inherit}
  .pf-card .btn[disabled]{opacity:.6;cursor:wait}
  .pf-msg{margin-top:14px;font-size:14px;min-height:1.2em;color:var(--coral)}
  .pf-done{text-align:center;padding:20px 0}
  .pf-done p{color:var(--muted);margin-top:12px;line-height:1.6}
  @media(max-width:520px){.pf-card{padding:34px 22px 26px}}
  
  /* ===== Blog ===== */
  header{background:rgba(11,16,32,.55);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
  nav.top a.active{opacity:1;color:var(--cyan)}
  .b-hero{padding:clamp(150px,24vh,230px) 0 clamp(36px,5vh,60px);
    background:radial-gradient(70% 90% at 80% -10%,rgba(45,108,255,.22),transparent 60%),linear-gradient(to bottom,#241d2e 0%,var(--indigo) 70%)}
  .b-hero h1{font-family:var(--display);font-weight:300;font-size:clamp(46px,8.4vw,120px);letter-spacing:-.035em;line-height:.94;max-width:13ch}
  .b-hero h1 em{font-style:italic;font-weight:400;background:linear-gradient(100deg,var(--gold),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent}
  .b-hero .lead{margin-top:28px;color:var(--muted);max-width:52ch;font-size:clamp(16px,1.6vw,20px);line-height:1.6}
  .b-filters{display:flex;flex-wrap:wrap;gap:10px;margin-top:clamp(36px,5vh,56px)}
  .b-filters button{font:inherit;font-size:14px;color:var(--muted);background:transparent;cursor:pointer;border:1px solid var(--line);
    border-radius:999px;padding:10px 20px;transition:color .25s,border-color .25s,background .25s}
  .b-filters button:hover{color:var(--text);border-color:rgba(154,166,196,.4)}
  .b-filters button[aria-pressed="true"]{color:#04122e;background:var(--cyan);border-color:var(--cyan);font-weight:600}
  .b-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(36px,4vw,56px) clamp(22px,2.6vw,36px);padding:clamp(28px,4vh,50px) 0 clamp(96px,14vh,160px)}
  @media(max-width:1000px){.b-grid{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:640px){.b-grid{grid-template-columns:1fr}}
  .b-card[hidden]{display:none}
  .b-card a{display:block}
  .b-cover{position:relative;aspect-ratio:16/10;border-radius:16px;overflow:hidden;border:1px solid var(--line);padding:22px;
    display:flex;flex-direction:column;justify-content:space-between;
    background:radial-gradient(120% 90% at 100% 0%,color-mix(in srgb,var(--acc) 38%,transparent),transparent 62%),
      radial-gradient(90% 80% at 0% 100%,color-mix(in srgb,var(--acc2) 26%,transparent),transparent 60%),var(--indigo-2);
    transition:transform .6s cubic-bezier(.22,1,.36,1),border-color .4s}
  .b-card:hover .b-cover{transform:translateY(-6px);border-color:color-mix(in srgb,var(--acc) 55%,transparent)}
  .b-cover .n{font-family:var(--display);font-size:clamp(54px,6vw,84px);line-height:.8;letter-spacing:-.04em;color:transparent;-webkit-text-stroke:1px rgba(245,247,255,.28)}
  .b-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.22,1,.36,1)}
  .b-card:hover .b-cover img{transform:scale(1.05)}
  .b-cover.has-img::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(11,16,32,.55),transparent 45%)}
  .b-cover.has-img .n{display:none}
  .b-cover .c{position:relative;z-index:1;align-self:flex-start;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#fff;font-weight:500;
    border:1px solid rgba(245,247,255,.16);border-radius:999px;padding:7px 13px;background:rgba(11,16,32,.78);
    backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
  .b-meta{margin-top:20px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
  .b-card h2{font-family:var(--display);font-weight:400;font-size:clamp(22px,2vw,28px);letter-spacing:-.015em;line-height:1.15;margin:10px 0 12px;transition:color .3s}
  .b-card:hover h2{color:var(--acc)}
  .b-card p{color:var(--muted);font-size:15px;line-height:1.6}

  /* article */
  .a-hero{padding:clamp(140px,22vh,210px) 0 clamp(30px,4vh,50px);
    background:radial-gradient(70% 90% at 85% -10%,color-mix(in srgb,var(--acc) 22%,transparent),transparent 60%),linear-gradient(to bottom,#241d2e 0%,var(--indigo) 75%)}
  .a-wrap{max-width:760px;margin:0 auto;padding:0 clamp(20px,5vw,32px)}
  .crumbs{font-size:13px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
  .crumbs a:hover{color:var(--cyan)}
  .a-hero .cat{font-size:12px;letter-spacing:.3em;text-transform:uppercase;color:var(--acc);font-weight:500}
  .a-hero h1{font-family:var(--display);font-weight:400;font-size:clamp(36px,5.6vw,64px);letter-spacing:-.025em;line-height:1.04;margin:16px 0 22px}
  .a-hero .dek{color:var(--muted);font-size:clamp(17px,1.7vw,20px);line-height:1.6}
  .a-hero .meta{margin-top:24px;font-size:13px;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap}
  .a-figure-wrap{max-width:1140px;margin:0 auto clamp(40px,6vh,64px);padding:0 clamp(20px,5vw,32px)}
  .a-figure{margin:0;border-radius:20px;overflow:hidden;border:1px solid var(--line);aspect-ratio:21/9;background:var(--indigo-2)}
  .a-figure img{display:block;width:100%;height:100%;object-fit:cover}
  @media(max-width:700px){.a-figure{aspect-ratio:16/10;border-radius:14px}}
  .b-card.feature{grid-column:1/-1}
  .b-card.feature a{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(24px,4vw,60px);align-items:center}
  .b-card.feature .b-meta{margin-top:0}
  .b-card.feature h2{font-size:clamp(30px,3.4vw,46px);line-height:1.08;margin:14px 0 16px}
  .b-card.feature p{font-size:17px;max-width:44ch}
  .b-card.feature .b-read{display:inline-flex;margin-top:22px;font-size:14px;font-weight:500;color:var(--text);border-bottom:1px solid var(--line);padding-bottom:3px}
  .b-card .b-read{display:none}
  @media(max-width:820px){.b-card.feature a{display:block}.b-card.feature .b-meta{margin-top:20px}.b-card.feature h2{font-size:clamp(24px,6vw,32px)}}
  .keybox{margin:10px 0 44px;border:1px solid var(--line);border-left:3px solid var(--acc);border-radius:14px;padding:24px 26px;background:var(--indigo-2)}
  .keybox h2{font-family:var(--sans);font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--acc);font-weight:600;margin:0 0 14px}
  .keybox ul{margin:0;padding-left:20px}
  .keybox li{color:var(--text);margin:8px 0;line-height:1.55;font-size:16px}
  .prose{font-size:18px;line-height:1.75;color:#d6dcef;padding-bottom:20px}
  .prose > *+*{margin-top:1.1em}
  .prose h2{font-family:var(--display);font-weight:400;font-size:clamp(28px,3vw,36px);letter-spacing:-.015em;line-height:1.15;color:var(--text);margin-top:1.9em}
  .prose h3{font-family:var(--sans);font-weight:600;font-size:20px;color:var(--text);margin-top:1.6em}
  .prose strong{color:var(--text);font-weight:600}
  .prose em{font-style:italic}
  .prose ul,.prose ol{padding-left:24px}
  .prose li{margin:.45em 0}
  .prose li::marker{color:var(--acc)}
  .prose a{color:var(--cyan);border-bottom:1px solid rgba(0,229,255,.35)}
  .prose code{font-family:ui-monospace,Consolas,monospace;font-size:.86em;background:var(--rock);border-radius:6px;padding:2px 6px;color:var(--text)}
  .prose pre{background:#070b16;border:1px solid var(--line);border-radius:12px;padding:18px 20px;overflow-x:auto}
  .prose pre code{background:none;padding:0;font-size:14px;line-height:1.6}
  .a-cta{margin:56px 0 0;border-radius:20px;padding:clamp(28px,4vw,44px);text-align:center;border:1px solid var(--line);
    background:radial-gradient(90% 130% at 50% 128%,rgba(255,122,69,.22),transparent 60%),radial-gradient(72% 120% at 50% -24%,rgba(45,108,255,.22),transparent 60%),var(--indigo-2)}
  .a-cta h2{font-family:var(--display);font-weight:300;font-size:clamp(30px,4vw,44px);letter-spacing:-.02em;line-height:1.05}
  .a-cta h2 em{font-style:italic;font-weight:400;background:linear-gradient(100deg,var(--gold),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent}
  .a-cta p{color:var(--muted);margin:14px auto 26px;max-width:44ch;line-height:1.6}
  .related{padding:clamp(70px,10vh,120px) 0}
  .related h2.r-title{font-family:var(--display);font-weight:300;font-size:clamp(30px,4vw,48px);letter-spacing:-.02em;margin-bottom:10px}
  .related .b-grid{padding-bottom:0}