:root{
    --bg:#080b14;--bg2:#0c1120;
    --card:rgba(255,255,255,.035);--card-hover:rgba(255,255,255,.06);
    --line:rgba(255,255,255,.09);--line2:rgba(255,255,255,.14);
    --text:#eef1f8;--muted:#9aa4bd;--muted2:#6b768f;
    --violet:#8b7bff;--violet2:#6d5cff;--cyan:#37d5f0;--amber:#f5a623;
    --grad:linear-gradient(120deg,#8b7bff 0%,#6d5cff 45%,#37d5f0 100%);
    --grad-soft:linear-gradient(120deg,rgba(139,123,255,.16),rgba(55,213,240,.14));
    --radius:18px;--maxw:1120px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  h1,h2,h3,h4{font-family:'Space Grotesk','Inter',sans-serif;line-height:1.15;letter-spacing:-.02em;font-weight:700}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
  .grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}

  .bg-glow{position:fixed;inset:0;z-index:-2;overflow:hidden;pointer-events:none}
  .bg-glow::before,.bg-glow::after{content:"";position:absolute;border-radius:50%;filter:blur(120px);opacity:.5}
  .bg-glow::before{width:620px;height:620px;background:radial-gradient(circle,#6d5cff,transparent 65%);top:-180px;left:-120px;animation:float1 16s ease-in-out infinite}
  .bg-glow::after{width:560px;height:560px;background:radial-gradient(circle,#37d5f0,transparent 65%);top:240px;right:-160px;opacity:.32;animation:float2 20s ease-in-out infinite}
  @keyframes float1{50%{transform:translate(60px,50px)}}
  @keyframes float2{50%{transform:translate(-50px,40px)}}
  body::before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(1200px 600px at 50% -10%,rgba(109,92,255,.10),transparent 60%),linear-gradient(180deg,var(--bg),var(--bg2) 60%,var(--bg));pointer-events:none}

  header{position:sticky;top:0;z-index:60;transition:all .3s ease}
  header.scrolled{background:rgba(8,11,20,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
  nav{display:flex;align-items:center;justify-content:space-between;height:72px}
  .brand{display:flex;align-items:center;gap:12px;font-weight:800;font-family:'Space Grotesk',sans-serif;font-size:1.05rem}
  .logo-mark{width:38px;height:38px;border-radius:11px;background:var(--grad);display:grid;place-items:center;font-weight:800;color:#0a0e1a;font-size:.95rem;box-shadow:0 6px 18px -4px rgba(109,92,255,.6)}
  .nav-links{display:flex;align-items:center;gap:6px}
  .nav-links a{padding:9px 14px;border-radius:10px;color:var(--muted);font-size:.9rem;font-weight:500;transition:.2s}
  .nav-links a:hover{color:var(--text);background:var(--card)}
  .nav-cta{background:var(--grad);color:#0a0e1a!important;font-weight:700!important}
  .menu-btn{display:none;background:none;border:1px solid var(--line2);color:var(--text);width:44px;height:42px;border-radius:11px;cursor:pointer;font-size:1.2rem}

  .hero{padding:82px 0 60px;position:relative}
  .badge{display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border:1px solid var(--line2);border-radius:100px;background:var(--card);font-size:.82rem;color:var(--muted);margin-bottom:26px}
  .badge .dot{width:8px;height:8px;border-radius:50%;background:#3ddc84;box-shadow:0 0 0 4px rgba(61,220,132,.18);animation:pulse 2.4s infinite}
  @keyframes pulse{50%{box-shadow:0 0 0 8px rgba(61,220,132,0)}}
  .hero h1{font-size:clamp(2.6rem,6.4vw,4.7rem);font-weight:800;letter-spacing:-.035em}
  .hero .role{font-family:'Space Grotesk',sans-serif;font-size:clamp(1rem,2.4vw,1.35rem);color:var(--muted);margin-top:14px;font-weight:500}
  .hero .role b{color:var(--text);font-weight:600}
  .hero p.lede{max-width:640px;margin:26px 0 0;color:var(--muted);font-size:1.06rem}
  .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
  .btn{display:inline-flex;align-items:center;gap:9px;padding:13px 22px;border-radius:13px;font-weight:600;font-size:.95rem;cursor:pointer;transition:.22s;border:1px solid transparent}
  .btn-primary{background:var(--grad);color:#0a0e1a;box-shadow:0 12px 30px -10px rgba(109,92,255,.7)}
  .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06)}
  .btn-ghost{background:var(--card);border-color:var(--line2);color:var(--text)}
  .btn-ghost:hover{background:var(--card-hover);transform:translateY(-2px)}

  .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:62px}
  .stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px}
  .stat .n{font-family:'Space Grotesk',sans-serif;font-size:1.7rem;font-weight:700}
  .stat .l{color:var(--muted);font-size:.86rem;margin-top:4px}

  section{padding:80px 0;position:relative}
  .eyebrow{display:inline-block;font-family:'Space Grotesk',sans-serif;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:600;margin-bottom:14px}
  .sec-head{max-width:680px;margin-bottom:44px}
  .sec-head h2{font-size:clamp(2rem,4.2vw,2.9rem);font-weight:700}
  .sec-head p{color:var(--muted);margin-top:14px;font-size:1.05rem}

  .values{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .value{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.25s}
  .value:hover{background:var(--card-hover);transform:translateY(-4px);border-color:var(--line2)}
  .value .ic{width:46px;height:46px;border-radius:12px;background:var(--grad-soft);border:1px solid var(--line2);display:grid;place-items:center;font-size:1.35rem;margin-bottom:16px}
  .value h3{font-size:1.15rem;margin-bottom:8px}
  .value p{color:var(--muted);font-size:.94rem}

  /* ---------- case study card ---------- */
  .case{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:34px 34px 12px;margin-bottom:30px;position:relative;overflow:hidden}
  .case::before{content:"";position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:.4s;pointer-events:none}
  .case:hover::before{opacity:.4}
  .case>*{position:relative}
  .case-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:20px}
  .case-id{display:flex;align-items:center;gap:16px}
  .case-num{font-family:'Space Grotesk',sans-serif;font-size:.95rem;color:var(--muted2);border:1px solid var(--line2);border-radius:10px;padding:6px 11px;font-weight:600}
  .case h3{font-size:1.75rem}
  .case .sub{color:var(--cyan);font-size:.95rem;font-weight:500;margin-top:3px}
  .pill{align-self:flex-start;font-size:.76rem;padding:6px 13px;border-radius:100px;font-weight:600;white-space:nowrap}
  .pill.live{background:rgba(61,220,132,.13);color:#5eead4;border:1px solid rgba(61,220,132,.3)}
  .pill.proto{background:rgba(139,123,255,.14);color:#b3a9ff;border:1px solid rgba(139,123,255,.3)}
  .hook{color:var(--text);font-size:1.08rem;font-weight:500;margin:18px 0 8px;max-width:800px}
  .hook span{color:var(--muted);font-weight:400}
  .expand-hint{color:var(--muted2);font-size:.82rem;margin:6px 0 4px;display:flex;align-items:center;gap:8px}
  .expand-hint svg{width:15px;height:15px}

  /* ---------- accordion (file folder) ---------- */
  details.acc{border-top:1px solid var(--line)}
  details.acc:last-of-type{border-bottom:1px solid var(--line);margin-bottom:22px}
  details.acc summary{list-style:none;cursor:pointer;padding:17px 4px;display:flex;align-items:center;gap:13px;font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:1.02rem;transition:.2s;user-select:none}
  details.acc summary:hover{color:var(--violet)}
  summary::-webkit-details-marker{display:none}
  .acc .tab{width:30px;height:30px;border-radius:9px;background:var(--grad-soft);border:1px solid var(--line2);display:grid;place-items:center;font-size:.95rem;flex:0 0 auto}
  .acc .stag{margin-left:auto;font-size:.72rem;color:var(--muted2);font-family:'Inter',sans-serif;font-weight:500;letter-spacing:.02em}
  .acc .chev{width:20px;height:20px;color:var(--muted2);transition:transform .3s;flex:0 0 auto}
  details[open]>summary .chev{transform:rotate(180deg);color:var(--violet)}
  .acc-body{padding:2px 4px 26px;color:var(--muted);font-size:1rem;animation:accIn .35s ease}
  @keyframes accIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
  .acc-body p{margin-bottom:14px}
  .acc-body p b,.acc-body li b{color:var(--text);font-weight:600}
  .acc-body>p:last-child{margin-bottom:0}
  .callout{background:rgba(139,123,255,.08);border:1px solid rgba(139,123,255,.28);border-left:3px solid var(--violet);border-radius:12px;padding:16px 18px;margin:4px 0 18px}
  .callout .k{font-family:'Space Grotesk',sans-serif;font-weight:600;color:var(--text);font-size:.82rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px;display:block}

  .dgrid{display:grid;gap:14px}
  .decision{background:rgba(255,255,255,.025);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
  .decision h5{font-family:'Space Grotesk',sans-serif;font-size:1rem;color:var(--text);margin-bottom:7px;display:flex;align-items:center;gap:9px}
  .decision h5 .d{width:8px;height:8px;border-radius:2px;background:var(--grad);flex:0 0 auto}
  .decision p{font-size:.94rem;margin:0}

  .chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
  .chip{font-size:.8rem;padding:6px 13px;border-radius:9px;background:rgba(255,255,255,.04);border:1px solid var(--line2);color:var(--muted)}
  .tbl{width:100%;border-collapse:collapse;margin-top:4px;font-size:.92rem}
  .tbl th{text-align:left;color:var(--muted2);font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;padding:8px 12px;border-bottom:1px solid var(--line2)}
  .tbl td{padding:11px 12px;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:top}
  .tbl td:first-child{color:var(--text);font-weight:600;white-space:nowrap}
  .tbl td b{color:var(--cyan);font-weight:600}

  .metrics{display:flex;flex-wrap:wrap;gap:26px;margin:2px 0 20px}
  .metric .mv{font-family:'Space Grotesk',sans-serif;font-size:1.4rem;font-weight:700}
  .metric .ml{color:var(--muted);font-size:.82rem}

  /* ---------- step flow chart ---------- */
  .flow{display:flex;flex-direction:column;gap:0;align-items:stretch;margin-top:4px}
  @media(min-width:900px){.flow{flex-direction:row;flex-wrap:wrap;align-items:stretch}}
  .step{flex:1 1 0;min-width:0;background:rgba(255,255,255,.03);border:1px solid var(--line2);border-radius:13px;padding:14px 13px;display:flex;flex-direction:column;gap:6px;transition:.25s}
  .step:hover{background:var(--card-hover);border-color:var(--violet);transform:translateY(-3px)}
  .step .sn{width:25px;height:25px;border-radius:8px;background:var(--grad);color:#0a0e1a;font-weight:800;font-size:.78rem;display:grid;place-items:center;font-family:'Space Grotesk',sans-serif}
  .step .st{font-weight:600;font-size:.88rem;line-height:1.25}
  .step .sd{color:var(--muted);font-size:.77rem;line-height:1.3}
  .conn{display:grid;place-items:center;color:var(--violet);flex:0 0 auto;padding:6px 0}
  .conn svg{width:22px;height:22px}
  @media(min-width:900px){.conn{padding:0 3px}.conn svg{transform:rotate(-90deg)}}

  /* ---------- dark architecture diagram ---------- */
  .arch-legend{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:16px;font-size:.82rem;color:var(--muted)}
  .arch-legend span{display:inline-flex;align-items:center;gap:8px}
  .arch-legend i{width:11px;height:11px;border-radius:50%;display:inline-block}
  .dot-sales{background:var(--amber)}.dot-live{background:var(--cyan)}
  .arch{display:grid;grid-template-columns:1fr;gap:16px;align-items:center}
  @media(min-width:920px){.arch{grid-template-columns:1fr 1.25fr 1fr;gap:14px}}
  .arch-col{display:flex;flex-direction:column;gap:12px;justify-content:center}
  .arch-lab{font-family:'Space Grotesk',sans-serif;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted2);text-align:center}
  .anode{border:1px solid var(--line2);border-radius:14px;padding:14px 16px;background:rgba(255,255,255,.025);position:relative}
  .anode .at{font-family:'Space Grotesk',sans-serif;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600;margin-bottom:4px}
  .anode .an{font-weight:700;color:var(--text);font-size:1rem;margin-bottom:3px}
  .anode .ad{color:var(--muted);font-size:.84rem;line-height:1.35}
  .anode.sales{border-left:3px solid var(--amber)}.anode.sales .at{color:var(--amber)}
  .anode.live{border-left:3px solid var(--cyan)}.anode.live .at{color:var(--cyan)}
  .aengine{border:1.5px solid rgba(139,123,255,.5);border-radius:18px;padding:18px;background:rgba(139,123,255,.06)}
  .aengine .eh{font-family:'Space Grotesk',sans-serif;color:var(--violet);font-weight:700;font-size:1.1rem}
  .aengine .es{color:var(--muted2);font-size:.78rem;margin-bottom:14px}
  .amod{background:rgba(255,255,255,.04);border:1px solid var(--line2);border-radius:12px;padding:12px 14px;margin-bottom:10px}
  .amod:last-child{margin-bottom:0}
  .amod.hi{background:var(--violet2);border-color:var(--violet)}
  .amod .mt{font-weight:700;color:var(--text);font-size:.92rem;margin-bottom:2px}
  .amod.hi .mt{color:#fff}
  .amod .md{color:var(--muted);font-size:.8rem;line-height:1.35}
  .amod.hi .md{color:rgba(255,255,255,.85)}
  .aconn{display:none}
  @media(min-width:920px){.aconn{display:grid;place-items:center;color:var(--muted2)}}

  /* ---------- logo card ---------- */
  .logo-card{display:inline-flex;align-items:center;justify-content:center;background:#f3f1ea;border-radius:16px;padding:18px 28px;margin-bottom:16px;border:1px solid var(--line2)}
  .logo-card img{height:66px;width:auto;display:block}

  /* ---------- about ---------- */
  .about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:start}
  .about-lead{font-size:1.15rem;color:var(--text);font-weight:500;margin-bottom:20px}
  .about p{color:var(--muted);margin-bottom:16px;font-size:1rem}
  .about p b{color:var(--text)}
  .certs{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
  .certs h4{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted2);margin-bottom:16px;font-family:'Space Grotesk',sans-serif}
  .certs .row{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px}
  .certs .row:last-child{margin-bottom:0}
  .certs .ci{color:var(--cyan);margin-top:2px}
  .certs .ct{font-weight:600;font-size:.95rem}
  .certs .cs{color:var(--muted);font-size:.82rem}

  /* ---------- resume ---------- */
  .resume-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin-bottom:36px}
  .timeline{position:relative;padding-left:28px}
  .timeline::before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--violet),var(--cyan))}
  .job{position:relative;margin-bottom:28px}
  .job::before{content:"";position:absolute;left:-28px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--bg);border:2px solid var(--violet);box-shadow:0 0 0 4px rgba(109,92,255,.15)}
  .job .jt{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;align-items:baseline}
  .job h4{font-size:1.1rem}
  .job .co{color:var(--cyan);font-weight:600}
  .job .dt{color:var(--muted2);font-size:.84rem;font-family:'Space Grotesk',sans-serif}
  .job ul{list-style:none;margin-top:10px}
  .job li{color:var(--muted);font-size:.93rem;padding-left:18px;position:relative;margin-bottom:6px}
  .job li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--muted2)}

  /* ---------- contact ---------- */
  .contact-card{background:var(--grad-soft);border:1px solid var(--line2);border-radius:26px;padding:52px 44px;text-align:center;position:relative;overflow:hidden}
  .contact-card h2{font-size:clamp(2rem,4.5vw,2.9rem);margin-bottom:14px}
  .contact-card p{color:var(--muted);max-width:560px;margin:0 auto 32px;font-size:1.05rem}
  .contact-links{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
  .clink{display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:13px;background:rgba(255,255,255,.05);border:1px solid var(--line2);font-weight:600;font-size:.95rem;transition:.22s}
  .clink:hover{background:rgba(255,255,255,.09);transform:translateY(-2px);border-color:var(--violet)}
  .clink-primary{background:var(--grad);color:#0a0e1a;border-color:transparent;font-weight:700}
  .clink-primary:hover{filter:brightness(1.07);background:var(--grad);border-color:transparent}
  .clink svg{width:19px;height:19px}

  footer{border-top:1px solid var(--line);padding:34px 0;text-align:center;color:var(--muted2);font-size:.88rem}
  footer .brand{justify-content:center;margin-bottom:12px}

  .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}

  @media(max-width:860px){
    .nav-links{position:fixed;inset:72px 0 auto 0;flex-direction:column;background:rgba(10,13,22,.97);backdrop-filter:blur(16px);padding:16px 24px 24px;gap:4px;border-bottom:1px solid var(--line);transform:translateY(-140%);transition:.35s;align-items:stretch}
    .nav-links.open{transform:none}
    .nav-links a{padding:13px 14px}
    .menu-btn{display:block}
    .stats{grid-template-columns:repeat(2,1fr)}
    .values{grid-template-columns:1fr}
    .about-grid{grid-template-columns:1fr}
    .case{padding:26px 20px 8px}
    section{padding:60px 0}
  }
  /* ============================================================
     PORTFOLIO EVOLUTION — added components (project library,
     dedicated case-study pages). Uses the same tokens/aesthetic.
     ============================================================ */

  /* flow sub-titles (used by multi-flow architecture sections) */
  .flow-title{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:.92rem;color:var(--muted2);letter-spacing:.02em;margin:18px 0 10px}
  .flow-title:first-child{margin-top:0}

  /* ---- project library + homepage preview grid ---- */
  .lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:20px}
  .lib-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:26px 26px 22px;transition:.25s;position:relative;overflow:hidden;height:100%}
  .lib-card::before{content:"";position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:.35s;pointer-events:none}
  .lib-card:hover{transform:translateY(-4px);border-color:var(--line2)}
  .lib-card:hover::before{opacity:.35}
  .lib-card>*{position:relative}
  .lib-card .lc-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
  .lib-card .case-num{font-size:.85rem}
  .lib-card h3{font-size:1.3rem;margin-bottom:3px}
  .lib-card .sub{color:var(--cyan);font-size:.9rem;font-weight:500;margin-bottom:12px}
  .lib-card .lc-summary{color:var(--muted);font-size:.95rem;margin-bottom:16px;flex:1 1 auto}
  .lib-card .lc-summary b{color:var(--text);font-weight:600}
  .lib-card .cats{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:16px}
  .cat-tag{font-size:.72rem;padding:4px 10px;border-radius:7px;background:rgba(255,255,255,.04);border:1px solid var(--line2);color:var(--muted2);font-family:'Space Grotesk',sans-serif;letter-spacing:.02em}
  .lib-card .lc-cta{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:.9rem;color:var(--violet);display:inline-flex;align-items:center;gap:7px;margin-top:auto}
  .lib-card:hover .lc-cta{gap:11px}
  .lc-cta svg{width:16px;height:16px}

  .work-foot{margin-top:34px;display:flex;justify-content:center}

  /* ---- breadcrumb ---- */
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:.84rem;color:var(--muted2);padding-top:30px}
  .breadcrumb a{color:var(--muted);transition:.2s}
  .breadcrumb a:hover{color:var(--cyan)}
  .breadcrumb .sep{opacity:.5}

  /* ---- project page header ---- */
  .proj-hero{padding:22px 0 8px}
  .proj-hero .eyebrow{margin-bottom:12px}
  .proj-hero h1{font-size:clamp(2.1rem,5vw,3.3rem);font-weight:800;letter-spacing:-.03em}
  .proj-tagline{font-family:'Space Grotesk',sans-serif;color:var(--muted);font-size:clamp(1.05rem,2.3vw,1.35rem);margin-top:14px;max-width:760px}
  .proj-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:22px;color:var(--muted2);font-size:.88rem}
  .proj-meta .pm{display:inline-flex;align-items:center;gap:7px}
  .proj-meta .pm b{color:var(--muted);font-weight:600}
  .proj-hero .chips{margin-top:20px}

  /* ---- video embed (lazy, 16:9) ---- */
  .video-embed{position:relative;width:100%;padding-bottom:56.25%;height:0;border-radius:16px;overflow:hidden;border:1px solid var(--line2);background:#05070d;margin-top:8px}
  .video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

  /* ---- project case-study body ---- */
  .proj-section{border-top:1px solid var(--line);padding:30px 0 4px}
  .proj-section:first-of-type{border-top:none}
  .proj-section .ps-head{margin-bottom:16px}
  .proj-section .eyebrow{margin-bottom:8px}
  .proj-section h2{font-size:clamp(1.4rem,3vw,1.9rem);font-weight:700}
  .rich{color:var(--muted);font-size:1.02rem;line-height:1.7}
  .rich>*+*{margin-top:16px}
  .rich p{margin-bottom:0}
  .rich p b,.rich li b{color:var(--text);font-weight:600}
  .rich .flow,.rich .dgrid,.rich .metrics,.rich .chips,.rich .callout,.rich .tbl{margin-top:4px}

  /* ---- figures / screenshots / diagrams ---- */
  figure.shot{margin:4px 0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--card)}
  figure.shot img{display:block;width:100%;height:auto}
  figure.shot figcaption{color:var(--muted2);font-size:.84rem;padding:10px 14px;border-top:1px solid var(--line)}
  .logo-card{display:flex;justify-content:center;margin:2px 0 16px}
  .logo-card img{max-width:220px;height:auto;border-radius:14px}

  /* ---- related projects + page CTA ---- */
  .related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;margin-top:8px}
  .rel-card{display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:.22s}
  .rel-card:hover{background:var(--card-hover);border-color:var(--line2);transform:translateY(-3px)}
  .rel-card .rc-t{font-family:'Space Grotesk',sans-serif;font-weight:600;color:var(--text);font-size:1.02rem;margin-bottom:4px}
  .rel-card .rc-s{color:var(--muted);font-size:.88rem}
  .proj-cta{border-top:1px solid var(--line);margin-top:30px;padding:34px 0 0;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
  .proj-cta p{color:var(--muted);font-size:1rem;margin-right:auto}

  @media(max-width:640px){
    .lib-grid{grid-template-columns:1fr}
    .proj-meta{gap:8px 12px}
  }

  .sec-head h1{font-size:clamp(2rem,4.2vw,2.9rem);font-weight:700;letter-spacing:-.02em}