/* Theme: Arctic Frost (theme-factory) — light, cool, precise */
  :root{
    --bg:#f5f8fd; --bg-2:#eaf1fa; --surface:#ffffff;
    --ink:#172433; --muted:#5d6c7e; --faint:#8b9aae;
    --accent:#3a67ab; --accent-deep:#2a4d83; --accent-soft:#7ea6d8;
    --ice:#d4e4f7; --line:#e1e9f3; --line-2:#eef3fa;
    --mint:#3f9d7a; --amber:#c9902e; --rose:#c2596a;
    --display:"Sora",system-ui,"PingFang TC","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
    --body:"Manrope",system-ui,"PingFang TC","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
    --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
    --maxw:1200px;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{background:var(--bg);color:var(--ink);font-family:var(--body);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  ::selection{background:var(--accent);color:#fff}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 34px}
  h1,h2,h3,h4{font-family:var(--display);font-weight:700;letter-spacing:-.02em;line-height:1.1;text-wrap:balance}
  .nb{white-space:nowrap}
  /* CJK headings: a little smaller, looser leading, and never a break inside a term */
  html[lang="zh-Hant"] h2,html[lang="zh-Hans"] h2,html[lang="ja"] h2{font-size:clamp(26px,3.6vw,44px);line-height:1.2;letter-spacing:0}
  html[lang="ja"] .about-left h2{font-size:clamp(24px,3.2vw,40px)}
  @media(max-width:400px){html[lang="ja"] .hero h1{font-size:30px}}
  html[lang="zh-Hant"] h1,html[lang="zh-Hans"] h1,html[lang="ja"] h1{letter-spacing:0;line-height:1.16}
  html[lang="zh-Hant"] h3,html[lang="zh-Hans"] h3,html[lang="ja"] h3{letter-spacing:0}
  html[lang="ja"]{line-break:strict}   /* no line may start with ー or small kana */
  .eyebrow{font-family:var(--mono);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent)}
  .mono{font-family:var(--mono)}

  /* scroll progress */
  .progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:99;background:linear-gradient(90deg,var(--accent),var(--accent-soft))}

  /* header */
  header{position:sticky;top:0;z-index:80;background:rgba(245,248,253,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
  .bar{display:flex;align-items:center;justify-content:space-between;height:70px}
  .brand{display:flex;align-items:center;gap:11px;font-family:var(--display)}
  .brand .logo{height:30px;width:142.6px;display:block}
  @media(max-width:400px){.brand .logo{height:26px;width:123.6px}}
  /* hover: the two swooshes nudge 8° around the sun and settle back */
  .brand .lg-sw{transform-box:view-box;transform-origin:11.3px 23.9px;transition:transform .4s cubic-bezier(.34,1.56,.64,1)}
  .brand:hover .lg-sw,.brand:focus-visible .lg-sw{transform:rotate(8deg)}
  @media (prefers-reduced-motion: reduce){.brand .lg-sw{transition:none} .brand:hover .lg-sw,.brand:focus-visible .lg-sw{transform:none}}
  .nav{display:flex;gap:22px}
  .nav a{font-size:13.5px;color:var(--muted);font-weight:500;position:relative}
  .nav a::after{content:"";position:absolute;left:0;bottom:-5px;height:2px;width:0;background:var(--accent);transition:width .28s ease}
  .nav a:hover{color:var(--ink)} .nav a:hover::after{width:38%}
  .nav a.current{color:var(--accent);font-weight:600} .nav a.current::after{width:100%}
  .nav-right{display:flex;align-items:center;gap:12px}
  .menu-btn{display:none}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
  /* swipe hint + scroll shadows for the three diagrams that scroll sideways on phones (shown ≤640 only) */
  .swipe-hint{display:none;margin:0 0 8px;font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--muted)}
  .swipe-hint::before{content:"\21E0  "} .swipe-hint::after{content:"  \21E2"}
  .langs{display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:var(--surface)}
  .lang-btn{border:0;background:none;cursor:pointer;font-family:var(--mono);font-size:11px;padding:7px 11px;color:var(--muted);white-space:nowrap}
  .lang-btn.active{background:var(--accent);color:#fff}
  .lang-btn+.lang-btn{border-left:1px solid var(--line)}

  /* buttons */
  .btn{display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:600;border-radius:11px;padding:13px 22px;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,border-color .18s ease;cursor:pointer;border:0}
  .btn-fill{background:var(--accent);color:#fff;box-shadow:0 12px 28px -12px rgba(58,103,171,.55)}
  .btn-fill:hover{background:var(--accent-deep);transform:translateY(-2px)}
  .btn-out{border:1px solid var(--line);color:var(--ink);background:var(--surface)}
  .btn-out:hover{border-color:var(--accent-soft);transform:translateY(-2px)}

  /* sections */
  section{padding:100px 0;position:relative;scroll-margin-top:84px}
  .band-tint{background:var(--bg-2)}
  h2{font-size:clamp(28px,4vw,48px)}
  .lead{font-size:clamp(15.5px,1.5vw,17.5px);color:var(--muted);max-width:56ch}
  .sec-head{max-width:680px;margin-bottom:50px}
  .sec-head .eyebrow{display:block;margin-bottom:16px}
  .sec-head .lead{margin-top:18px}

  /* ---------- HERO ---------- */
  .hero{padding:40px 0 44px;overflow:hidden;position:relative}
  .spotlight{position:absolute;width:620px;height:620px;border-radius:50%;pointer-events:none;z-index:0;left:0;top:0;
    background:radial-gradient(closest-side,rgba(126,166,216,.22),transparent);transform:translate(-50%,-50%);transition:opacity .4s;opacity:0}
  .hero .wrap{position:relative;z-index:1}
  .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center}
  .hero-copy .eyebrow{margin-bottom:16px;display:inline-flex;align-items:center;gap:9px}
  .live-dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 0 rgba(63,157,122,.6);animation:ping 2.4s infinite}
  @keyframes ping{70%{box-shadow:0 0 0 8px rgba(63,157,122,0)}100%{box-shadow:0 0 0 0 rgba(63,157,122,0)}}
  .hero h1{font-size:clamp(34px,4.2vw,52px);font-weight:800;letter-spacing:-.035em}
  .hero h1 .ac{color:var(--accent)}
  .hero .lead{margin-top:14px;max-width:52ch}
  .hero .cta{margin-top:26px;display:flex;gap:13px;flex-wrap:wrap}
  .hero-chips{margin-top:22px;display:flex;gap:8px;flex-wrap:wrap}
  .hero-chips b{font-family:var(--mono);font-size:10.5px;font-weight:400;color:var(--accent);background:#eef5ff;border:1px solid var(--ice);border-radius:7px;padding:5px 10px}
  .hero-visual{position:relative;min-height:460px;align-self:start;margin-top:32px}
  @media(max-width:980px){.hero-visual{min-height:0}}
  .netsvg{width:100%;height:auto;display:block}
  .pl{transition:transform .5s cubic-bezier(.2,.7,.2,1)}
  .link-anim{stroke-dasharray:5 7;animation:dash 2.2s linear infinite}
  .node-p{transform-origin:center;transform-box:fill-box}
  .n1{animation:bob 4.2s ease-in-out infinite}
  .n2{animation:bob 5.1s ease-in-out infinite .4s}
  .n3{animation:bob 4.6s ease-in-out infinite .8s}
  .core-ring{transform-origin:center;transform-box:fill-box;animation:spin 30s linear infinite}
  .core-ring2{transform-origin:center;transform-box:fill-box;animation:spin 44s linear infinite reverse}
  .core-pulse{transform-origin:center;transform-box:fill-box;animation:corepulse 3.6s ease-in-out infinite}
  /* brand watermark behind the radar: 4 % emblem, breathing slowly (the 120 s turn is SMIL inside the group) */
  .bg-mark{transform-origin:center;transform-box:fill-box;animation:wmBreathe 9s ease-in-out infinite}
  @keyframes wmBreathe{0%,100%{transform:scale(1)}50%{transform:scale(1.04)}}
  @keyframes corepulse{0%,100%{transform:scale(1);opacity:.9}50%{transform:scale(1.1);opacity:1}}
  @keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
  @keyframes spin{to{transform:rotate(360deg)}}
  @keyframes dash{to{stroke-dashoffset:-48}}

  /* live console card */
  .console{margin-top:20px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:0 26px 60px -38px rgba(23,36,51,.35);overflow:hidden}
  .console-top{display:flex;align-items:center;gap:8px;padding:11px 14px;border-bottom:1px solid var(--line-2);background:linear-gradient(180deg,#fbfdff,#f4f8fd)}
  .console-top i{width:8px;height:8px;border-radius:50%;background:#cfdbe9}
  .console-top .t{margin-left:8px;font-family:var(--mono);font-size:11px;color:var(--faint)}
  .console-body{padding:16px;font-family:var(--mono);font-size:12px;line-height:2;color:var(--muted);min-height:128px}   /* 4 rows: the hero must not grow while the console types */
  .console-body .k{color:var(--accent)}
  .console-body .ok{color:var(--mint)}
  .caret{display:inline-block;width:7px;height:13px;background:var(--accent);vertical-align:-2px;animation:blink 1.1s steps(1) infinite}
  @keyframes blink{50%{opacity:0}}

  /* ---------- marquee ---------- */
  .strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface);overflow:hidden;padding:18px 0}
  .marquee{display:flex;gap:44px;width:max-content;animation:scrollx 30s linear infinite;font-family:var(--mono);font-size:12.5px;color:var(--faint);letter-spacing:.06em}
  .marquee b{color:var(--accent);font-weight:500}
  .strip:hover .marquee{animation-play-state:paused}
  @keyframes scrollx{to{transform:translateX(-50%)}}

  /* ---------- metrics ---------- */
  .metrics-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
  .mtiles{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
  .mtile{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:22px 24px;position:relative;overflow:hidden;transition:transform .22s ease,box-shadow .22s ease}
  .mtile:hover{transform:translateY(-3px);box-shadow:0 22px 48px -34px rgba(23,36,51,.32)}
  .mtile .v{font-family:var(--display);font-size:34px;font-weight:800;color:var(--accent);letter-spacing:-.02em;line-height:1}
  .mtile .k{font-size:13px;color:var(--muted);margin-top:8px}
  .mtile .spark{position:absolute;right:14px;top:16px;width:64px;height:26px;opacity:.85}
  .sparkline{stroke-dasharray:120;stroke-dashoffset:120;animation:draw 2.4s ease forwards}
  @keyframes draw{to{stroke-dashoffset:0}}
  .chart-card{border:1px solid var(--line);border-radius:16px;background:var(--surface);padding:24px;box-shadow:0 26px 60px -40px rgba(23,36,51,.3)}
  .chart-card .ch-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}
  .chart-card .ch-head b{font-family:var(--display);font-size:15px}
  .chart-card .ch-head span{font-family:var(--mono);font-size:11px;color:var(--faint)}
  .area-line{stroke-dasharray:900;stroke-dashoffset:900;animation:draw 2.8s ease forwards}
  .area-fill{opacity:0;animation:fadein 1.4s ease .9s forwards}
  @keyframes fadein{to{opacity:1}}

  /* ---------- interactive architecture ---------- */
  .arch-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center}
  .arch-list{display:flex;flex-direction:column;gap:10px}
  .arch-item{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:16px 18px;cursor:pointer;transition:border-color .2s ease,transform .2s ease,background .2s ease}
  .arch-item:hover{border-color:var(--accent-soft);transform:translateX(3px)}
  .arch-item.on{border-color:var(--accent);background:#f4f8ff;box-shadow:0 14px 30px -22px rgba(58,103,171,.5)}
  .arch-item .t{display:flex;align-items:center;gap:10px}
  .arch-item .t .no{font-family:var(--mono);font-size:11px;color:var(--accent-soft)}
  .arch-item .t b{font-family:var(--display);font-size:16px;font-weight:600}
  .arch-item p{font-size:13px;color:var(--muted);margin-top:6px;display:none}
  .arch-item.on p{display:block}
  .arch-svg{width:100%;height:auto}
  .layer{transition:opacity .3s ease,transform .3s ease}
  .layer.dim{opacity:.42}
  .layer.hot rect{stroke:#3a67ab;stroke-width:2}
  .pkt{opacity:.95}

  /* ---------- RAG pipeline ---------- */
  .pipe-card{border:1px solid var(--line);border-radius:18px;background:var(--surface);padding:30px;box-shadow:0 30px 70px -46px rgba(23,36,51,.34);overflow:hidden}
  .pipe-svg{width:100%;height:auto}
  .stage{transition:opacity .3s}
  .stage-label{font-family:var(--mono);font-size:9px;fill:#4f5f73;letter-spacing:.08em}
  .pipe-ctrl{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}
  .pipe-ctrl button{font-family:var(--mono);font-size:11px;padding:7px 12px;border-radius:8px;border:1px solid var(--line);background:var(--surface);color:var(--muted);cursor:pointer;transition:all .2s}
  .pipe-ctrl button.on,.pipe-ctrl button:hover{border-color:var(--accent);color:var(--accent);background:#f2f7ff}
  .pipe-note{margin:0;font-size:14px;line-height:1.65;color:var(--muted);min-height:44px}

  /* ---------- capability tabs ---------- */
  .tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
  .tab{font-family:var(--display);font-size:14px;font-weight:600;padding:11px 18px;border-radius:11px;border:1px solid var(--line);background:var(--surface);color:var(--muted);cursor:pointer;transition:all .22s}
  .tab:hover{border-color:var(--accent-soft);color:var(--ink)}
  .tab.on{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 12px 26px -14px rgba(58,103,171,.6)}
  .panel{display:none;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
  .panel.on{display:grid;animation:fadeup .5s cubic-bezier(.2,.7,.2,1)}
  @keyframes fadeup{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
  .panel h3{font-size:26px}
  .panel ul{list-style:none;margin-top:18px;display:grid;gap:9px}
  .panel li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--muted)}
  .panel li svg{flex:none;margin-top:3px}
  .panel-visual{border:1px solid var(--line);border-radius:16px;background:linear-gradient(180deg,#fbfdff,#f2f7fd);padding:22px;box-shadow:0 24px 56px -38px rgba(23,36,51,.3)}
  .typing rect{opacity:0;animation:typein .5s ease forwards}
  @keyframes typein{to{opacity:1}}
  /* rotate about the radar's own centre (230,150 in its viewBox), not the wedge's bounding box */
  .radar-sweep{transform-origin:230px 150px;transform-box:view-box;animation:spin 5.5s linear infinite}
  .blip{animation:blip 3s ease-in-out infinite}
  @keyframes blip{0%,100%{opacity:.25;r:2.5}50%{opacity:1;r:4}}
  .bar-grow{transform-origin:bottom;transform-box:fill-box;animation:grow 1.6s cubic-bezier(.2,.7,.2,1) forwards;transform:scaleY(0)}
  @keyframes grow{to{transform:scaleY(1)}}

  /* ---------- services explorer ---------- */
  /* rail and card share one row height: panels are equalised by script, the rail stretches and its seven items share the height */
  .svc-wrap{display:grid;grid-template-columns:.84fr 1.16fr;gap:32px;align-items:stretch}
  .svc-rail{display:flex;flex-direction:column;gap:8px;align-self:stretch}
  .svc-rail .svc-item{flex:1 1 auto}
  .svc-item{display:flex;gap:13px;align-items:flex-start;width:100%;text-align:left;cursor:pointer;
    border:1px solid var(--line);border-radius:13px;background:var(--surface);padding:14px 16px;transition:all .22s ease}
  .svc-item:hover{border-color:var(--accent-soft);transform:translateX(3px)}
  .svc-item.on{border-color:var(--accent);background:#f4f8ff;box-shadow:0 16px 34px -24px rgba(58,103,171,.55)}
  .svc-item .ico{flex:none;width:32px;height:32px}
  .svc-item .nm{font-family:var(--display);font-size:14.5px;font-weight:600;line-height:1.3;display:block;color:var(--ink)}
  .svc-item .tagline{font-family:var(--mono);font-size:9.5px;color:var(--faint);letter-spacing:.09em;margin-top:4px;display:block}
  .svc-panel{display:none;visibility:hidden;pointer-events:none}
  .svc-panel.on{display:block;visibility:visible;pointer-events:auto;animation:svcIn .45s cubic-bezier(.2,.7,.2,1)}
  .svc-card{border:1px solid var(--line);border-radius:18px;background:var(--surface);overflow:hidden;box-shadow:0 30px 70px -46px rgba(23,36,51,.34)}
  .svc-visual{background:linear-gradient(180deg,#fbfdff,#eff6fd);border-bottom:1px solid var(--line-2);padding:20px}
  .svc-visual svg{width:100%;height:auto;display:block}
  .svc-body{padding:26px 28px 30px}
  .svc-body h3{font-size:24px}
  .svc-body .en-sub{font-family:var(--mono);font-size:10.5px;color:var(--accent);letter-spacing:.12em;margin-top:7px;text-transform:uppercase}
  .svc-body .desc{color:var(--muted);font-size:14.5px;margin-top:14px;max-width:62ch}
  .svc-body .sub-t{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);margin:24px 0 13px;padding-top:18px;border-top:1px solid var(--line-2)}
  .svc-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
  .svc-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted)}
  .svc-list li svg{flex:none;margin-top:4px}
  /* module-specific motion */
  .ring-arc{stroke-dasharray:302;stroke-dashoffset:302;animation:draw 2.6s ease forwards}
  .scan-line{animation:scanline 3.4s ease-in-out infinite}
  @keyframes scanline{0%,100%{transform:translateY(0)}50%{transform:translateY(56px)}}
  .gate-wait{animation:gatewait 2.2s ease-in-out infinite}
  @keyframes gatewait{0%,100%{opacity:.32}50%{opacity:1}}
  .cell-flash{animation:cellflash 4.4s ease-in-out infinite}
  @keyframes cellflash{0%,72%,100%{opacity:.35}80%{opacity:1}}
  .tick-row{opacity:0;animation:tickin .6s ease forwards}
  @keyframes tickin{to{opacity:1}}
  .tile-cyc{animation:tilecyc 8.4s ease-in-out infinite}
  @keyframes tilecyc{0%,88%,100%{fill:#f2f7ff;stroke:#d4e4f7}93%{fill:#dfebff;stroke:#7ea6d8}}
  .chain{stroke-dasharray:60;stroke-dashoffset:60;animation:draw 1.8s ease forwards}

  /* ---------- assurance checklist ---------- */
  .check-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:8px}
  .check{display:flex;align-items:center;justify-content:space-between;gap:14px;border:1px solid var(--line);border-radius:11px;background:var(--surface);padding:14px 16px;transition:border-color .2s,transform .2s}
  .check:hover{border-color:var(--accent-soft);transform:translateX(3px)}
  .check .nm{font-size:14px}
  .check .st{font-family:var(--mono);font-size:10.5px;padding:3px 9px;border-radius:999px;border:1px solid}
  .st-pass{color:var(--mint);border-color:#bfe0d2;background:#f0f9f5}
  .st-watch{color:var(--amber);border-color:#eddcb6;background:#fdf8ec}

  /* ---------- delivery timeline ---------- */
  .tl{position:relative;margin-top:20px}
  .tl-track{position:absolute;left:0;right:0;top:26px;height:2px;background:var(--line)}
  .tl-fill{position:absolute;left:0;top:26px;height:2px;width:calc(var(--p,0) * 1%);background:linear-gradient(90deg,var(--accent),var(--accent-soft));transition:width .9s cubic-bezier(.2,.7,.2,1)}
  .tl-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
  .tl-step .dot{width:14px;height:14px;border-radius:50%;background:var(--surface);border:2px solid var(--line);margin:20px 0 20px;transition:all .4s}
  .tl-step.on .dot{border-color:var(--accent);box-shadow:0 0 0 5px rgba(58,103,171,.14)}
  .tl-step .no{font-family:var(--mono);font-size:11px;color:var(--accent)}
  .tl-step h4{font-size:16.5px;margin-top:8px;letter-spacing:-.01em}
  .tl-step p{font-size:13.5px;color:var(--muted);margin-top:8px}

  /* ---------- collaboration arcs ---------- */
  .collab{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center}
  .arc{stroke-dasharray:400;stroke-dashoffset:400;animation:draw 3s ease forwards}
  .tzchip{font-family:var(--mono);font-size:9.5px;fill:#3a67ab}

  /* ---------- FAQ ---------- */
  .faq-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:start}
  .faq{display:grid;gap:10px;max-width:860px}
  .faq-visual{border-radius:18px}
  .faq-svg{width:100%;height:auto;display:block}
  .faq details{border:1px solid var(--line);border-radius:12px;background:var(--surface);overflow:hidden;transition:border-color .2s}
  .faq details[open]{border-color:var(--accent-soft)}
  .faq summary{cursor:pointer;padding:17px 20px;font-family:var(--display);font-size:16px;font-weight:600;display:flex;justify-content:space-between;gap:16px;align-items:center;list-style:none;text-wrap:balance}
  .faq summary::-webkit-details-marker{display:none}
  .faq summary .ic{flex:none;width:18px;height:18px;transition:transform .25s}
  .faq details[open] summary .ic{transform:rotate(45deg)}
  .faq .a{padding:0 20px 18px;color:var(--muted);font-size:14.5px}

  /* ---------- contact ---------- */
  .contact-card{border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg,#ffffff,#f2f7fd);box-shadow:0 40px 90px -46px rgba(23,36,51,.3);padding:66px 40px;text-align:center;position:relative;overflow:hidden}
  .contact-card .cglow{position:absolute;left:50%;top:-40%;width:70%;height:90%;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(126,166,216,.4),transparent);filter:blur(30px);animation:breathe 9s ease-in-out infinite}
  @keyframes breathe{0%,100%{opacity:.7;transform:translateX(-50%) scale(1)}50%{opacity:1;transform:translateX(-50%) scale(1.09)}}
  .contact-card .rel{position:relative;z-index:1}
  /* min size and wrapping keep a long address inside the card on narrow screens */
  .mailbig{font-family:var(--display);font-size:clamp(17px,3.4vw,42px);font-weight:800;color:var(--accent);display:inline-block;margin-top:12px;letter-spacing:-.01em;max-width:100%;overflow-wrap:anywhere}
  .mailbig:hover{color:var(--accent-deep)}

  footer{border-top:1px solid var(--line);padding:36px 0;color:var(--muted)}
  .fgrid{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center;font-size:12.5px}
  footer b{color:var(--ink);font-family:var(--display)}

  /* content only hides for the reveal effect when the script is running; without JavaScript everything is visible */
  .js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
  .js .reveal.in{opacity:1;transform:none}

  @media (prefers-reduced-motion: reduce){
    .link-anim,.n1,.n2,.n3,.core-ring,.core-ring2,.core-pulse,.bg-mark,.marquee,.sparkline,.area-line,.area-fill,
    .radar-sweep,.blip,.bar-grow,.caret,.cglow,.live-dot,.spin,.arc,.typing rect,
    .ring-arc,.scan-line,.gate-wait,.cell-flash,.tick-row,.tile-cyc,.chain{animation:none!important}
    .sparkline,.area-line,.arc,.ring-arc,.chain{stroke-dashoffset:0!important}
    .gate-wait,.cell-flash,.tick-row{opacity:1!important}
    .area-fill,.typing rect{opacity:1!important}
    .bar-grow{transform:none!important}
    .js .reveal{opacity:1;transform:none;transition:none}
  }
  @media(max-width:960px){
    /* phones and tablets: the nav becomes a dropdown panel under the bar, opened by the menu button */
    .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;padding:6px 18px 12px;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 30px 60px -40px rgba(23,36,51,.35)}
    header.menu-open .nav{display:flex}
    .nav a{display:flex;align-items:center;min-height:48px;font-size:16px;padding:0 6px;border-bottom:1px solid var(--line-2)} .nav a::after{display:none} .nav a:last-child{border-bottom:0}
    .menu-btn{display:inline-flex;flex:none;align-items:center;justify-content:center;width:44px;min-width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);cursor:pointer}
    .menu-btn svg{width:22px;height:22px} .menu-btn .ic-close{display:none}
    header.menu-open .menu-btn .ic-menu{display:none} header.menu-open .menu-btn .ic-close{display:block}
    .hero-grid,.metrics-grid,.arch-wrap,.collab,.svc-wrap{grid-template-columns:1fr;gap:32px}
    .svc-list{grid-template-columns:1fr}
    .panel.on{grid-template-columns:1fr}
    .tl-steps{grid-template-columns:1fr}
    .mtiles,.check-grid{grid-template-columns:1fr}
  }


  /* second hero paragraph sits under the lead, a touch smaller */
  .hero-copy .lead+.lead{margin-top:8px;font-size:clamp(14px,1.2vw,15.5px)}

  /* business outcomes: four numbered cards */
  .outcomes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:8px}
  .outcome{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:24px 26px;transition:transform .22s ease,box-shadow .22s ease}
  .outcome:hover{box-shadow:0 14px 36px -22px rgba(23,36,51,.35)}
  .outcome .n{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.14em}
  .outcome h3{font-family:var(--display);font-size:18px;margin:10px 0 8px;color:var(--ink);letter-spacing:-.01em}
  .outcome p{margin:0;color:var(--muted);font-size:15px;line-height:1.7}

  /* industries & functions: six cards */
  .ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
  .ind{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:22px 24px;text-align:left;font:inherit;color:inherit;cursor:pointer;display:block;width:100%;transition:border-color .2s,transform .2s,box-shadow .2s}
  .ind:hover{border-color:var(--accent-soft);transform:translateY(-2px)}
  .ind.on{border-color:var(--accent);background:#f4f8ff;box-shadow:0 14px 30px -22px rgba(58,103,171,.5)}
  .ind-title{display:block;font-family:var(--display);font-size:16.5px;font-weight:600;margin:0 0 8px;color:var(--ink);letter-spacing:-.01em}
  .ind-desc{display:block;color:var(--muted);font-size:14.5px;line-height:1.7}

  /* about: prose beside a list of working facts */
  /* heading and prose on the left; the company record sits beside them, top aligned with the heading */
  .about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:40px 56px;align-items:start}
  .about-left .sec-head{margin-bottom:26px}
  .about-term{margin-top:38px}
  .about-prose p{margin:0 0 16px;color:var(--muted);font-size:clamp(15px,1.4vw,16.5px);line-height:1.8}
  .about-prose p:last-child{margin-bottom:0}

  /* footer identity block */
  .fgrid{align-items:flex-start}
  .fid{display:flex;flex-direction:column;gap:4px}
  .fid .flogo{height:24px;width:auto;align-self:flex-start;margin-bottom:6px}
  .fid b{font-size:14px}
  .fid a{color:var(--accent)}

  @media(max-width:980px){.ind-grid{grid-template-columns:repeat(2,1fr)}.about-grid{grid-template-columns:1fr}.about-term{margin-top:0}}
  @media(max-width:640px){.outcomes-grid,.ind-grid{grid-template-columns:1fr}}

  /* solution patterns: three cards, each a challenge and the pattern that answers it */
  /* minmax(0,1fr): a long tab strip must not widen the column (and the page) */
  .pat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:8px}
  .pat{min-width:0}
  .pat{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:24px 26px;display:flex;flex-direction:column;gap:14px}
  .pat h3{font-family:var(--display);font-size:17.5px;margin:0;color:var(--ink);letter-spacing:-.01em}
  .pat .lbl{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);display:block;margin-bottom:5px}
  .pat p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.7}
  .pat .sol{border-top:1px solid var(--line-2);padding-top:14px}
  .pat-note{margin-top:22px;font-size:13px;color:var(--faint)}

  /* technology ecosystem: four categories of plain-named tools */
  .tech-sub{font-family:var(--display);font-size:15px;color:var(--ink);margin:6px 0 18px}

  @media(max-width:980px){.pat-grid{grid-template-columns:1fr}}

  /* keyboard focus is always visible; mouse clicks do not paint a ring */
  :focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
  .tab:focus-visible,.svc-item:focus-visible,.pipe-ctrl button:focus-visible,.arch-item:focus-visible,.btn:focus-visible,.lang-btn:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

  /* sections scrolled out of view stop animating (SMIL is paused from site.js) */
  .is-off *{animation-play-state:paused!important}

  /* phones: fewer moving parts, no ambient sparkle, no cursor effects */
  @media(max-width:640px){
    .blip,.core-ring2,.scan-line,.cell-flash,.tick-row,#spotlight{display:none!important}
    .core-pulse,.bg-mark{animation:none!important}
    .link-anim,.chain{animation:none!important;stroke-dashoffset:0!important}
    .pl{transform:none!important}
    /* touch targets: at least 44px tall for the small control buttons */
    /* ≤640: brand + three languages + menu button do not fit a 360 px bar at 44 px each, so site.js moves the
       language group into the menu panel; without JS the languages could not switch anyway */
    .nav-right .langs{display:none} .nav .langs{display:inline-flex;align-self:flex-start;margin-top:12px}
    .swipe-hint{display:block}
    .pipe-stage-wrap,.pat-arch{background-image:linear-gradient(90deg,var(--surface) 30%,rgba(255,255,255,0)),linear-gradient(270deg,var(--surface) 30%,rgba(255,255,255,0)),linear-gradient(90deg,rgba(23,36,51,.12),rgba(23,36,51,0)),linear-gradient(270deg,rgba(23,36,51,.12),rgba(23,36,51,0));background-position:left,right,left,right;background-size:44px 100%,44px 100%,16px 100%,16px 100%;background-repeat:no-repeat;background-attachment:local,local,scroll,scroll}
  }

  /* platform scrollytelling: the diagram stays put while the layer notes scroll past it */
  .arch-scrolly{grid-template-columns:1.1fr .9fr;align-items:start;gap:56px}
  /* the notes column is short now, so the diagram no longer sticks and slides: both columns share one height and the diagram sits centred */
  .arch-stage{position:static;align-self:stretch;display:flex;align-items:center}
  .arch-stage .arch-svg{width:100%;height:auto}
  .arch-steps{display:flex;flex-direction:column;gap:18px}
  /* cards sit close together; the sticky diagram alongside still switches as each card crosses the middle of the viewport */
  .arch-steps .arch-item{min-height:0;padding:0;border:0;background:transparent;box-shadow:none;transform:none}
  .arch-card{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:20px 22px;transition:border-color .25s,background .25s,box-shadow .25s}
  .arch-steps .arch-item:hover{transform:none} .arch-steps .arch-item:hover .arch-card{border-color:var(--accent-soft)}
  .arch-steps .arch-item.on{border:0;background:transparent;box-shadow:none}
  .arch-steps .arch-item.on .arch-card{border-color:var(--accent);background:#f4f8ff;box-shadow:0 14px 30px -22px rgba(58,103,171,.5)}
  .arch-steps .arch-item p{display:block;font-size:14.5px;line-height:1.7;margin-top:10px}
  .arch-steps .arch-final{min-height:0}
  .sub-label{font-family:var(--mono);font-size:8.5px;letter-spacing:.12em;fill:#6f86a6}
  .arch-svg .arch-frame,.arch-svg .arch-frame-label{transition:opacity .5s ease}
  .arch-svg.merged .arch-frame,.arch-svg.merged .arch-frame-label{opacity:1!important}
  .arch-svg.merged .layer{opacity:1}
  .arch-svg.merged .pkt{filter:drop-shadow(0 0 4px rgba(58,103,171,.55))}
  /* narrow screens: no sticky lock — diagram on top, the four notes in a plain vertical list */
  @media(max-width:980px){
    .arch-scrolly{grid-template-columns:1fr;gap:28px}
    .arch-stage{position:static;display:block}
    .arch-steps{gap:10px}
    .arch-steps .arch-item{min-height:0;padding:0;border:0;background:transparent}
    .arch-card{padding:16px 18px}
    .arch-steps .arch-final{min-height:0}
  }

  /* ===== RAG pipeline demonstration: every visual state hangs off data-scene on the card ===== */
  .pipe-card{display:grid;grid-template-columns:1.55fr 1fr;gap:26px 30px;align-items:start}
  /* left column: diagram at the top, its caption at the bottom, so the column fills the row beside the answer card */
  .pipe-card .pipe-stage-wrap{grid-column:1;min-width:0;display:flex;flex-direction:column;justify-content:space-between;gap:18px;align-self:stretch}
  .pipe-stage-wrap .pipe-svg{display:block;flex:1 1 auto;min-height:0;height:auto}
  .pipe-caption{border-top:1px solid var(--line-2);padding-top:14px}
  .pipe-caption .pa-lbl{margin-bottom:6px}
  .pipe-card .pipe-ctrl{grid-column:1/-1}
  .pipe-card .pipe-ctrl{margin-top:4px;align-items:center}
  .play-btn{font-family:var(--mono);font-size:11px;padding:8px 12px;border-radius:8px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer}
  .play-btn.primary{border-color:var(--accent);color:var(--accent);background:#f2f7ff;min-width:128px}
  .play-btn .lbl{display:none}
  .play-btn .spin-mark{width:12px;height:12px;vertical-align:-2px;margin-right:2px;transform-origin:center;animation:spin 1.6s linear infinite}
  .play-btn:not(.is-playing):not(.is-finished) .lbl-play,.play-btn.is-playing .lbl-pause,.play-btn.is-finished .lbl-replay{display:inline}
  .ctrl-sep{width:1px;height:22px;background:var(--line);margin:0 4px}
  /* pipe fill and packet advance with the scene */
  .pipe-fill{transition:width .9s cubic-bezier(.2,.7,.2,1)} .pipe-pkt{transition:transform .9s cubic-bezier(.2,.7,.2,1)}
  [data-scene="0"] .pipe-fill{width:0}   [data-scene="0"] .pipe-pkt{transform:translateX(0)}
  [data-scene="1"] .pipe-fill{width:180} [data-scene="1"] .pipe-pkt{transform:translateX(180px)}
  [data-scene="2"] .pipe-fill{width:360} [data-scene="2"] .pipe-pkt{transform:translateX(360px)}
  [data-scene="3"] .pipe-fill{width:540} [data-scene="3"] .pipe-pkt{transform:translateX(540px)}
  [data-scene="4"] .pipe-fill{width:670} [data-scene="4"] .pipe-pkt{transform:translateX(670px)}
  /* the active stage is bright, the rest recede */
  .pipe-svg .stage{transition:opacity .4s}
  [data-scene="0"] .stage:not([data-s="0"]),[data-scene="1"] .stage:not([data-s="1"]),[data-scene="2"] .stage:not([data-s="2"]),[data-scene="3"] .stage:not([data-s="3"]){opacity:.45}
  [data-scene="4"] .stage{opacity:.65}
  /* scene 1: the document splits into chunks */
  .chunk{opacity:0;transform:translateX(-96px);transition:opacity .45s,transform .5s cubic-bezier(.2,.7,.2,1)}
  .chunk[data-c="1"]{transition-delay:.08s}.chunk[data-c="2"]{transition-delay:.16s}.chunk[data-c="3"]{transition-delay:.24s}
  [data-scene="1"] .chunk,[data-scene="2"] .chunk,[data-scene="3"] .chunk,[data-scene="4"] .chunk{opacity:1;transform:none}
  /* scene 2: chunks become vectors in the store */
  .vec{opacity:0;transform:scale(.2);transform-box:fill-box;transform-origin:center;transition:opacity .35s,transform .45s cubic-bezier(.2,.9,.3,1.3)}
  .vecs .vec:nth-child(2){transition-delay:.05s}.vecs .vec:nth-child(3){transition-delay:.1s}.vecs .vec:nth-child(4){transition-delay:.15s}.vecs .vec:nth-child(5){transition-delay:.2s}.vecs .vec:nth-child(6){transition-delay:.25s}.vecs .vec:nth-child(7){transition-delay:.3s}.vecs .vec:nth-child(8){transition-delay:.35s}.vecs .vec:nth-child(9){transition-delay:.4s}.vecs .vec:nth-child(10){transition-delay:.45s}.vecs .vec:nth-child(11){transition-delay:.5s}.vecs .vec:nth-child(12){transition-delay:.55s}
  [data-scene="2"] .vec,[data-scene="3"] .vec,[data-scene="4"] .vec{opacity:1;transform:none}
  /* scene 3: the question arrives, the matching vectors light, results are ranked */
  .qbubble,.rank{opacity:0;transition:opacity .4s,transform .6s cubic-bezier(.2,.7,.2,1)}
  .rank{transform:translateY(8px)} .rank[data-r="1"]{transition-delay:.12s} .rank[data-r="2"]{transition-delay:.24s}
  [data-scene="3"] .qbubble,[data-scene="4"] .qbubble{opacity:1}
  [data-scene="3"] .rank{opacity:1;transform:none}
  [data-scene="3"] .vec.hit,[data-scene="4"] .vec.hit{fill:#3f9d7a;transform:scale(1.7);transition-delay:0s}
  /* scene 4: the ranked passages fly toward the answer card */
  [data-scene="4"] .rank{opacity:0;transform:translateX(150px)}
  /* the answer card */
  .pipe-answer{border:1px solid var(--line);border-radius:14px;background:#fbfcfe;padding:18px 20px;display:flex;flex-direction:column;gap:14px;min-height:300px;opacity:.55;transition:opacity .5s,border-color .5s}
  [data-scene="4"] .pipe-answer{opacity:1;border-color:var(--accent-soft)}
  .pa-top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
  .pa-tag{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--amber);background:#fbf4e6;border:1px solid #efdfbf;border-radius:6px;padding:3px 8px}
  .pa-time{font-family:var(--mono);font-size:11px;color:var(--muted)} .pa-time b{color:var(--ink);font-weight:600}
  .pa-lbl{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
  .pa-q p{margin:0;font-family:var(--display);font-size:15.5px;font-weight:600;color:var(--ink)}
  .ans-line{margin:0 0 8px;font-size:14px;line-height:1.65;color:var(--ink);opacity:0;clip-path:inset(0 100% 0 0)}
  [data-scene="4"] .ans-line{animation:typeIn .7s cubic-bezier(.2,.7,.2,1) forwards;animation-delay:calc(.25s + var(--i) * .75s)}
  @keyframes typeIn{from{opacity:0;clip-path:inset(0 100% 0 0)}to{opacity:1;clip-path:inset(0 0 0 0)}}
  .src-ref{font-family:var(--mono);font-size:10px;line-height:1;padding:2px 6px;border-radius:6px;border:1px solid var(--accent-soft);background:#eef5ff;color:var(--accent);cursor:pointer;vertical-align:super}
  .pa-meta{display:flex;align-items:center;gap:10px} .pa-meta .pa-lbl{margin:0}
  .pa-bar{flex:1;height:8px;border-radius:4px;background:#eef2f8;overflow:hidden} .pa-bar i{display:block;height:100%;width:0;background:var(--mint);transition:width 1.1s cubic-bezier(.2,.7,.2,1) 2.4s}
  [data-scene="4"] .pa-bar i{width:91%}
  .pa-meta b{font-family:var(--mono);font-size:12px;color:var(--mint)}
  .pa-src{display:flex;flex-direction:column;gap:6px}
  .src-chip{display:flex;align-items:center;gap:9px;text-align:left;font-size:12.5px;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:9px;padding:8px 10px;cursor:pointer;opacity:.4;transition:opacity .4s,border-color .2s}
  [data-scene="4"] .src-chip{opacity:1} .src-chip:hover,.src-chip.on{border-color:var(--accent)}
  .src-chip .n{font-family:var(--mono);font-size:10px;color:var(--accent);background:#eef5ff;border:1px solid var(--accent-soft);border-radius:6px;padding:2px 6px;flex:none}
  .src-text{font-size:12.5px;line-height:1.6;color:var(--muted);background:#f4f8ff;border-left:2px solid var(--accent-soft);padding:8px 12px;border-radius:0 8px 8px 0}
  /* paused: freeze whatever is mid-flight */
  .pipe-card.paused *{animation-play-state:paused!important}
  .pipe-card.snap *,.pipe-card.snap *::before,.pipe-card.snap *::after{transition:none!important;animation:none!important}
  @media(max-width:980px){.pipe-card{grid-template-columns:1fr}.pipe-card .pipe-stage-wrap,.pipe-answer{grid-column:1}.pipe-answer{min-height:0}}
  @media(max-width:640px){.pipe-card{padding:18px}.pipe-stage-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:6px}.pipe-stage-wrap .pipe-svg{min-width:620px}}
  @media (prefers-reduced-motion: reduce){.pipe-card *{transition:none!important;animation-duration:.01ms!important;animation-delay:0s!important}.pa-bar i{transition:none!important}}

  /* ===== services: a fixed explorer — click or use the arrow keys to switch; the panel slides in ===== */
  /* clip the horizontal hand-off to the panel column; leave room below for the card shadow */
  #svcPanels{position:relative;clip-path:inset(0 -8px -80px -8px)}
  @keyframes svcIn{from{opacity:0;transform:translateX(48px)}to{opacity:1;transform:none}}
  /* narrow screens keep the explorer: rail on top, one card at a time, no sticky lock */
  @media(max-width:980px){.svc-wrap{align-items:start}.svc-rail .svc-item{flex:none}.svc-panel.on{animation-name:fadeup}#svcPanels{clip-path:none}}
  @media (prefers-reduced-motion: reduce){.svc-panel.on{animation:none}}

  /* ===== assurance scan console ===== */
  .scan-console{border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:0 30px 70px -46px rgba(23,36,51,.34);overflow:hidden}
  .scan-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:18px 22px 14px;flex-wrap:wrap}
  .scan-title{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
  .scan-sub{font-size:12.5px;color:var(--faint);margin-top:4px}
  .scan-ctrl{display:flex;gap:8px;align-items:center}
  .scan-progress{height:3px;background:var(--line-2)} .scan-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--mint));transition:width .5s ease}
  .scan-body{display:grid;grid-template-columns:1.25fr .75fr}
  .scan-checks{list-style:none;margin:0;padding:18px 22px;grid-template-columns:1fr;gap:8px;border-right:1px solid var(--line-2)}
  .scan-checks .check{padding:11px 14px;transition:border-color .3s,background .3s}
  .scan-checks .check:hover{transform:none}
  .check[data-state="testing"]{border-color:var(--accent-soft);background:#f4f8ff}
  .check[data-state="retest"],.check[data-state="fixing"]{border-color:#eddcb6;background:#fdf8ec}
  .check[data-state="verified"]{border-color:#bfe0d2}
  .st-queued{color:var(--faint);border-color:var(--line);background:var(--bg)}
  .st-testing{color:var(--accent);border-color:var(--ice);background:#eef5ff;position:relative;padding-left:20px!important}
  .st-testing::before{content:"";position:absolute;left:8px;top:50%;width:6px;height:6px;margin-top:-3px;border-radius:50%;background:var(--accent);animation:pulse 1s ease-in-out infinite}
  .st-retest,.st-fixing{color:var(--amber);border-color:#eddcb6;background:#fdf8ec}
  .st-verified{color:var(--mint);border-color:#bfe0d2;background:#f0f9f5}
  @keyframes pulse{0%,100%{opacity:.25;transform:scale(.8)}50%{opacity:1;transform:scale(1.15)}}
  /* the audit column is as tall as the checklist beside it; the log fills it and scrolls inside when longer */
  .audit{padding:18px 20px;display:flex;flex-direction:column;min-height:0;align-self:stretch}
  .audit-log{list-style:none;margin:0;padding:0;font-family:var(--mono);font-size:11px;color:var(--muted);flex:1 1 0;height:0;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:6px}
  .audit-log .al{display:flex;gap:10px;align-items:flex-start;line-height:1.45;animation:fadeup .35s ease}
  .audit-log .al b{color:var(--faint);font-weight:400;flex:none}
  .audit-log .al.retest{color:var(--amber)} .audit-log .al.verified{color:var(--mint)}
  .audit-summary{margin-top:12px;padding-top:14px;border-top:1px solid var(--line-2);font-size:12.5px;color:var(--ink);flex:none}
  .scan-console[data-state="done"] .audit-summary{color:var(--mint)}
  .scan-console.paused *{animation-play-state:paused!important}
  @media(max-width:980px){.scan-body{grid-template-columns:1fr}.scan-checks{border-right:0;border-bottom:1px solid var(--line-2)}.audit-log{flex:none;height:auto;max-height:220px}}
  @media (prefers-reduced-motion: reduce){.st-testing::before,.audit-log .al{animation:none}}

  /* ===== delivery timeline: stage heads are buttons that open their deliverables ===== */
  .tl-head{display:block;width:100%;background:none;border:0;padding:0;margin:0;text-align:left;font:inherit;color:inherit;cursor:pointer;border-radius:8px}
  .tl-head h4{transition:color .2s} .tl-head:hover h4{color:var(--accent)}
  .tl-head::after{content:"+";float:right;font-family:var(--mono);font-size:13px;color:var(--accent-soft);margin-top:2px}
  .tl-head[aria-expanded="true"]::after{content:"−"}
  .tl-step.on .no{color:var(--accent)} .tl-step:not(.on) .no,.tl-step:not(.on) h4{opacity:.55}
  .tl-step .no,.tl-step h4{transition:opacity .4s}
  /* deliverables are open by default and enter one after another, 01 to 05, when the timeline comes into view */
  .tl-detail{margin-top:12px;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}
  .js .tl.reveal .tl-detail{opacity:0;transform:translateY(8px)}
  .js .tl.reveal.in .tl-detail{animation:tlIn .45s cubic-bezier(.2,.7,.2,1) forwards;animation-delay:calc(.25s + var(--i,0) * .18s)}
  @keyframes tlIn{to{opacity:1;transform:none}}
  .tl-step p{margin-bottom:0}
  .tl-detail .pa-lbl{margin-bottom:8px}
  .tl-detail ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
  .tl-detail li{font-size:13px;color:var(--ink);display:flex;gap:9px;align-items:center}
  .tl-detail li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint);flex:none}
  /* phones: one column, the line runs vertically down the left past each dot */
  @media(max-width:980px){
    .tl{padding-left:22px}
    .tl-track{left:6px;right:auto;top:0;bottom:0;width:2px;height:auto}
    .tl-fill{left:6px;top:0;width:2px;height:calc(var(--p,0) * 1%);background:linear-gradient(180deg,var(--accent),var(--accent-soft));transition:height .9s cubic-bezier(.2,.7,.2,1)}
    .tl-step{position:relative}
    .tl-step .dot{position:absolute;left:-23px;top:0;margin:0}
  }
  @media (prefers-reduced-motion: reduce){.tl-fill{transition:none}.js .tl.reveal .tl-detail,.js .tl.reveal.in .tl-detail{animation:none;opacity:1;transform:none}}

  /* ===== business outcomes: before / with ===== */
  .outcome{position:relative;transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:transform .18s ease-out,box-shadow .22s ease;will-change:transform}
  .outcome::before{content:"";position:absolute;inset:-1px;border-radius:15px;padding:1px;pointer-events:none;opacity:0;transition:opacity .25s;
    background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),rgba(58,103,171,.55),rgba(58,103,171,0) 62%);
    -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
  .outcome.lit::before{opacity:1}
  .ob-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
  .ob-toggle{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:3px;background:var(--bg);position:relative;max-width:100%}
  .ob-btn{font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;padding:6px 12px;border:0;border-radius:999px;background:transparent;color:var(--muted);cursor:pointer;position:relative;z-index:1;transition:color .25s;white-space:nowrap}
  .ob-btn.on{color:#fff}
  /* the knob is measured from the active button, so any label length fits */
  .ob-knob{position:absolute;top:3px;bottom:3px;left:3px;width:0;border-radius:999px;background:var(--accent);transition:left .32s cubic-bezier(.2,.7,.2,1),width .32s cubic-bezier(.2,.7,.2,1)}
  .ob-compare{position:relative;margin-top:10px;overflow:hidden}
  .ob-pane{transition:opacity .35s ease,transform .45s cubic-bezier(.2,.7,.2,1)}
  .ob-with-pane{position:absolute;inset:0;opacity:0;transform:translateX(28px);pointer-events:none}
  .outcome[data-view="with"] .ob-with-pane{position:relative;opacity:1;transform:none;pointer-events:auto}
  .outcome[data-view="with"] .ob-before-pane{position:absolute;inset:0;opacity:0;transform:translateX(-28px);pointer-events:none}
  .ob-tag{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:6px}
  .ob-with-pane .ob-tag{color:var(--mint)}
  .ob-line{margin:0 0 8px;font-family:var(--display);font-size:15.5px;font-weight:600;color:var(--ink);line-height:1.45}
  .ob-before-pane .ob-line{color:var(--muted);text-decoration:line-through;text-decoration-color:var(--rose);text-decoration-thickness:1.5px}
  .ob-with-pane p:not(.ob-line){margin:0}
  @media(max-width:640px){.outcome{transform:none!important}.outcome::before{display:none}}
  @media (prefers-reduced-motion: reduce){.outcome,.ob-pane,.ob-knob{transition:none}}

  /* ===== solution patterns: tabs and the architecture chain ===== */
  .pat-tabs{display:flex;flex-wrap:wrap;gap:2px 4px;border-bottom:1px solid var(--line-2);margin-top:2px}
  .pat-tab{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;padding:8px 10px;border:0;background:none;color:var(--muted);cursor:pointer;position:relative;border-radius:6px 6px 0 0}
  .pat-tab::after{content:"";position:absolute;left:8px;right:8px;bottom:-1px;height:2px;background:var(--accent);transform:scaleX(0);transition:transform .25s}
  .pat-tab.on{color:var(--accent)} .pat-tab.on::after{transform:none}
  .pat-panel{display:none} .pat-panel.on{display:block;animation:fadeup .3s ease}
  .pat-panel p{margin:0}
  .pat-arch{margin-bottom:10px}
  .pat-svg{width:100%;height:auto;display:block}
  .pat-svg .an{fill:#f7faff;stroke:#b4c8e0;stroke-width:1.2}
  .pat-svg .al{font-family:var(--mono);font-size:7.6px;fill:var(--accent-deep);letter-spacing:.04em}
  @media(max-width:640px){.pat-tab{padding:10px 8px;min-height:44px}.pat-arch{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px}.pat-svg{min-width:480px}}
  @media (prefers-reduced-motion: reduce){.pat-panel.on{animation:none}.pat-tab::after{transition:none}}

  /* ===== industries console ===== */
  .ind-console{margin-top:18px;border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:0 30px 70px -46px rgba(23,36,51,.34);display:grid;grid-template-columns:1.45fr 1fr;overflow:hidden}
  .ind-stage{padding:18px 20px;border-right:1px solid var(--line-2);position:relative;min-height:230px}
  .ind-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
  .ind-current{font-family:var(--display);font-size:16px;color:var(--ink)}
  .ind-scene{display:none} .ind-scene.on{display:block;animation:fadeup .4s ease}
  .ind-svg{width:100%;height:auto;display:block}
  /* the scene is a 6 s loop: records arrive, get classified, suggestions come out; the signal on the left rail keeps time */
  .ind-stage{font-family:var(--mono);font-size:6.5px;letter-spacing:.14em}
  .ind-in,.ind-out{opacity:0;transform-box:fill-box;transform-origin:center}
  .ind-glyph{opacity:0}
  .ind-in.i0{animation:indIn0 6s linear infinite}
  .ind-in.i1{animation:indIn1 6s linear infinite}
  .ind-in.i2{animation:indIn2 6s linear infinite}
  .ind-in.i3{animation:indIn3 6s linear infinite}
  .ind-in.i4{animation:indIn4 6s linear infinite}
  .ind-cls.c0 rect{animation:indCls0 6s linear infinite} .ind-cls.c0 .ind-glyph{animation:indGl0 6s linear infinite}
  .ind-cls.c1 rect{animation:indCls1 6s linear infinite} .ind-cls.c1 .ind-glyph{animation:indGl1 6s linear infinite}
  .ind-cls.c2 rect{animation:indCls2 6s linear infinite} .ind-cls.c2 .ind-glyph{animation:indGl2 6s linear infinite}
  .ind-cls.c3 rect{animation:indCls3 6s linear infinite} .ind-cls.c3 .ind-glyph{animation:indGl3 6s linear infinite}
  .ind-out.o0{animation:indOut0 6s linear infinite}
  .ind-out.o1{animation:indOut1 6s linear infinite}
  .ind-out.o2{animation:indOut2 6s linear infinite}
  @keyframes indIn0{0%,3.3%{opacity:0;transform:translateY(3px)}8.3%,93%{opacity:1;transform:none}98%,100%{opacity:0}}
  @keyframes indIn1{0%,8.3%{opacity:0;transform:translateY(3px)}13.3%,93%{opacity:1;transform:none}98%,100%{opacity:0}}
  @keyframes indIn2{0%,13.3%{opacity:0;transform:translateY(3px)}18.3%,93%{opacity:1;transform:none}98%,100%{opacity:0}}
  @keyframes indIn3{0%,18.3%{opacity:0;transform:translateY(3px)}23.3%,93%{opacity:1;transform:none}98%,100%{opacity:0}}
  @keyframes indIn4{0%,23.3%{opacity:0;transform:translateY(3px)}28.3%,93%{opacity:1;transform:none}98%,100%{opacity:0}}
  @keyframes indCls0{0%,33.3%{fill:#e6effa;stroke:#c9daee}38.3%,93%{fill:var(--c);stroke:var(--c)}98%,100%{fill:#e6effa;stroke:#c9daee}}
  @keyframes indGl0{0%,33.3%{opacity:0}38.3%,93%{opacity:1}98%,100%{opacity:0}}
  @keyframes indCls1{0%,39.2%{fill:#e6effa;stroke:#c9daee}44.2%,93%{fill:var(--c);stroke:var(--c)}98%,100%{fill:#e6effa;stroke:#c9daee}}
  @keyframes indGl1{0%,39.2%{opacity:0}44.2%,93%{opacity:1}98%,100%{opacity:0}}
  @keyframes indCls2{0%,45.0%{fill:#e6effa;stroke:#c9daee}50.0%,93%{fill:var(--c);stroke:var(--c)}98%,100%{fill:#e6effa;stroke:#c9daee}}
  @keyframes indGl2{0%,45.0%{opacity:0}50.0%,93%{opacity:1}98%,100%{opacity:0}}
  @keyframes indCls3{0%,50.8%{fill:#e6effa;stroke:#c9daee}55.8%,93%{fill:var(--c);stroke:var(--c)}98%,100%{fill:#e6effa;stroke:#c9daee}}
  @keyframes indGl3{0%,50.8%{opacity:0}55.8%,93%{opacity:1}98%,100%{opacity:0}}
  @keyframes indOut0{0%,75.0%{opacity:0;transform:translateX(12px)}80.8%,93%{opacity:1;transform:none}98%,100%{opacity:0}}
  @keyframes indOut1{0%,81.7%{opacity:0;transform:translateX(12px)}87.5%,93%{opacity:1;transform:none}98%,100%{opacity:0}}
  @keyframes indOut2{0%,88.3%{opacity:0;transform:translateX(12px)}94.2%,93%{opacity:1;transform:none}98%,100%{opacity:0}}
  .ind-recs{padding:18px 20px;display:flex;flex-direction:column;gap:10px}
  .ind-mods{display:flex;flex-direction:column;gap:8px}
  .ind-mod{text-align:left;font-family:var(--display);font-size:14px;font-weight:600;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px 14px;cursor:pointer;transition:border-color .2s,background .2s}
  .ind-mod:hover{border-color:var(--accent);background:#f2f7ff;color:var(--accent)}
  .ind-mod::after{content:"→";float:right;color:var(--accent-soft)}
  .ind-hint{margin:auto 0 0;font-size:12px;color:var(--faint)}
  @media(max-width:980px){.ind-console{grid-template-columns:1fr}.ind-stage{border-right:0;border-bottom:1px solid var(--line-2)}}
  @media(max-width:640px){.ind-stage{overflow-x:auto;-webkit-overflow-scrolling:touch}.ind-svg{min-width:460px}}
  @media (prefers-reduced-motion: reduce){.ind-scene.on,.ind-in,.ind-out,.ind-glyph,.ind-cls rect{animation:none;opacity:1}.ind-cls rect{fill:var(--c);stroke:var(--c)}}

  /* ===== technology orbit map ===== */
  /* the role card matches the orbit height and keeps it whatever technology is shown */
  .tech-orbit-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:28px;align-items:stretch}
  /* 3:2 box: the rings fill the centred square, the side margins hold the labels that extend outward */
  .tech-orbit{position:relative;aspect-ratio:3/2;max-width:960px;margin:0 auto;width:100%}
  .orbit-svg{position:absolute;inset:0;width:100%;height:100%}
  /* one slow satellite per ring; rotates about the centre of the diagram, not the dot's own box */
  .orbit{transform-box:view-box;transform-origin:320px 320px;animation:spin linear infinite}
  .o0{animation-duration:38s}.o1{animation-duration:54s;animation-direction:reverse}.o2{animation-duration:70s}.o3{animation-duration:92s;animation-direction:reverse}
  .tn{position:absolute;left:var(--x);top:var(--y);transform:translate(-50%,-50%);font-family:var(--mono);font-size:9.5px;letter-spacing:.02em;white-space:nowrap;padding:5px 9px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;box-shadow:0 6px 18px -12px rgba(23,36,51,.35);transition:border-color .2s,transform .2s,box-shadow .2s}
  .tn.right{transform:translate(0,-50%)} .tn.left{transform:translate(-100%,-50%)}
  .tn:hover,.tn:focus-visible,.tn.on{box-shadow:0 10px 24px -12px rgba(58,103,171,.45);border-color:var(--accent)}
  .tn.mid:hover,.tn.mid:focus-visible,.tn.mid.on{transform:translate(-50%,-50%) scale(1.06)}
  .tn.right:hover,.tn.right:focus-visible,.tn.right.on{transform:translate(0,-50%) scale(1.06)}
  .tn.left:hover,.tn.left:focus-visible,.tn.left.on{transform:translate(-100%,-50%) scale(1.06)}
  .tn.r0{border-color:#b9cde8} .tn.r1{border-color:#c9d8ea} .tn.r2{border-color:#bfe0d2} .tn.r3{border-color:#eddcb6}
  .tn.on,.tn:hover{border-color:var(--accent)}
  .tech-role{border:1px solid var(--line);border-radius:14px;background:#fbfcfe;padding:18px 20px;display:flex;flex-direction:column;gap:6px;align-self:stretch;min-height:0}
  .tr-name{font-family:var(--display);font-size:18px;color:var(--ink)}
  .tr-ring{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
  .tr-text{margin:8px 0 0;font-size:14px;line-height:1.7;color:var(--muted)}
  .tech-legend{list-style:none;margin:auto 0 0;padding:14px 0 0;border-top:1px solid var(--line-2);display:grid;gap:6px}
  .tech-legend li{display:flex;gap:9px;align-items:center;font-size:12.5px;color:var(--muted)}
  .tech-legend i{width:9px;height:9px;border-radius:50%;flex:none}
  .tech-legend .r0 i{background:#3a67ab}.tech-legend .r1 i{background:#7ea6d8}.tech-legend .r2 i{background:#3f9d7a}.tech-legend .r3 i{background:#c9902e}
  @media(max-width:980px){.tech-orbit-wrap{grid-template-columns:1fr;align-items:start}.tech-role{min-height:220px}}
  /* phones: the orbit cannot hold twenty labels, so the same nodes become a list grouped by ring (colour-coded like the legend) */
  @media(max-width:640px){
    .tech-orbit{aspect-ratio:auto;display:flex;flex-wrap:wrap;gap:8px;max-width:100%}
    .orbit-svg{display:none}
    .tn,.tn.right,.tn.left,.tn.mid{position:static;transform:none;white-space:normal;text-align:left;min-height:40px;font-size:11px;padding:8px 12px}
    .tn:hover,.tn:focus-visible,.tn.on,.tn.mid.on,.tn.right.on,.tn.left.on{transform:none}
    .tn.r0{border-left:3px solid #3a67ab}.tn.r1{border-left:3px solid #7ea6d8}.tn.r2{border-left:3px solid #3f9d7a}.tn.r3{border-left:3px solid #c9902e}
  }
  @media (prefers-reduced-motion: reduce){.orbit{animation:none}}

  /* ===== hero: capability nodes and outbound signals ===== */
  .hn{cursor:pointer;transform-box:fill-box;transform-origin:center;transition:transform .25s cubic-bezier(.2,.7,.2,1);outline:none}
  .hn:hover,.hn:focus-visible{transform:scale(1.1)}
  .hn .hn-halo{transition:opacity .25s;filter:url(#hnGlow)}
  .hn:hover .hn-halo,.hn:focus-visible .hn-halo{opacity:.22}
  .hn:hover .hn-ring,.hn:focus-visible .hn-ring{stroke:#3a67ab;stroke-width:2.2}
  .hn:focus-visible .hn-ring{stroke-width:3}
  .hn-label{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;fill:#5f7a9c;transition:fill .2s}
  .hn:hover .hn-label,.hn:focus-visible .hn-label{fill:#3a67ab}
  .sig-t{font-family:var(--mono);font-size:8.5px;letter-spacing:.12em}
  /* the rotating verb is a fixed-height component: nothing below it moves when the word changes */
  .rotor{margin:8px 0 0;min-height:32px;display:flex;gap:.6em;align-items:center;white-space:nowrap}
  .rotor-pre,.rotor-post{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint)}
  .rotor-word{font-family:var(--display);font-size:clamp(18px,1.9vw,23px);font-weight:700;color:var(--accent);display:inline-block;min-width:5.6ch;letter-spacing:-.01em;line-height:1;transition:opacity .3s ease,transform .3s ease}
  .rotor-word.out{opacity:0;transform:translateY(-8px)}
  /* phones: the 620-unit viewBox renders at ~300px, so SVG labels need larger units to stay legible */
  @media(max-width:640px){.hn-label{font-size:15px;letter-spacing:.08em}.hn-ring{stroke-width:2.2}}
  @media (prefers-reduced-motion: reduce){.hn,.rotor-word{transition:none}}

  /* ===== boot screen ===== */
  .boot{position:fixed;inset:0;z-index:1000;background:var(--bg);display:grid;place-items:center;transition:opacity .25s ease}
  .boot.skip{display:none}
  .boot.done{opacity:0;pointer-events:none}
  /* emblem on the left, the four status lines flush-left beside it, the bar under both */
  .boot-box{display:grid;grid-template-columns:auto 1fr;grid-template-areas:"logo lines" "bar bar";column-gap:22px;row-gap:18px;align-items:center;width:min(420px,90vw)}
  .boot-lines{grid-area:lines} .boot-bar{grid-area:bar}
  /* the emblem builds itself: the two swooshes sweep in from opposite sides, the sun pops with one pulse ring;
     the status lines and bar follow */
  .boot-logo{grid-area:logo;width:76px;height:76px;display:block;overflow:visible}
  @media(max-width:400px){.boot-logo{width:62px;height:62px} .boot-box{column-gap:16px}}
  .bl-dot,.bl-sw1,.bl-sw2,.bl-ring{transform-box:fill-box;transform-origin:center}
  .bl-sw1{opacity:0;animation:blSw1 .5s cubic-bezier(.2,.8,.2,1) forwards}
  .bl-sw2{opacity:0;animation:blSw2 .5s cubic-bezier(.2,.8,.2,1) .08s forwards}
  .bl-dot{opacity:0;animation:blDot .45s cubic-bezier(.34,1.56,.64,1) .3s forwards}
  .bl-ring{opacity:0;animation:blRing .7s ease-out .42s forwards}
  @keyframes blSw1{from{opacity:0;transform:translate(-8px,8px) rotate(-28deg) scale(.7)}to{opacity:1;transform:none}}
  @keyframes blSw2{from{opacity:0;transform:translate(7px,-6px) rotate(24deg) scale(.7)}to{opacity:1;transform:none}}
  @keyframes blDot{from{opacity:0;transform:scale(0)}60%{opacity:1;transform:scale(1.25)}to{opacity:1;transform:scale(1)}}
  @keyframes blRing{from{opacity:.7;transform:scale(1)}to{opacity:0;transform:scale(2.6)}}
  .boot-lines{list-style:none;margin:0;padding:0;display:grid;gap:7px;font-family:var(--mono);font-size:11.5px;letter-spacing:.18em;color:var(--muted)}
  .boot-lines li{opacity:0;transform:translateY(4px);animation:bootLine .28s ease forwards;animation-delay:calc(.5s + var(--i) * .15s)}
  .boot-lines li.ok{color:var(--mint)}
  .boot-lines li::before{content:"▸ ";color:var(--accent-soft)}
  @keyframes bootLine{to{opacity:1;transform:none}}
  .boot-bar{width:100%;height:2px;background:var(--line);border-radius:1px;overflow:hidden}
  .boot-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--mint));animation:bootFill .75s cubic-bezier(.2,.7,.2,1) .5s forwards}
  @keyframes bootFill{to{width:100%}}

  /* ===== Asia-Pacific clocks ===== */
  .tzclock{font-family:var(--mono);font-size:11px;fill:var(--ink);font-weight:500}
  .tz .tz-halo,.tz .tz-ring,.tz .tz-dot,.tz .tzchip,.tz .tzclock{transition:opacity .5s,stroke .5s,fill .5s}
  .tz[data-state="working"] .tz-ring{stroke:#3a67ab} .tz[data-state="working"] .tz-dot{fill:#3a67ab}
  .tz[data-state="working"] .tz-halo{opacity:.16}
  .tz[data-state="outside"] .tzchip,.tz[data-state="outside"] .tzclock{opacity:.55}
  .tz[data-state="outside"] .tz-ring{stroke:#b9cde8} .tz[data-state="outside"] .tz-dot{fill:#b9cde8}
  @media(max-width:640px){.tzchip{font-size:14px}.tzclock{font-size:15px}#collab .sub-label{font-size:11px}}

  /* ===== about: company record terminal ===== */
  .about-term{border:1px solid var(--line);border-radius:14px;background:var(--surface);overflow:hidden;box-shadow:0 24px 60px -44px rgba(23,36,51,.35)}
  .term-head{display:flex;align-items:center;gap:9px;padding:11px 16px;border-bottom:1px solid var(--line-2);background:var(--bg)}
  .term-dot{width:8px;height:8px;border-radius:50%;background:var(--mint);animation:pulse 2.4s ease-in-out infinite}
  .term-title{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
  .term-rows{margin:0;padding:6px 0}
  .term-row{display:grid;grid-template-columns:118px 1fr;gap:14px;padding:9px 16px;font-size:13.5px;border-top:1px solid var(--line-2);opacity:0;transform:translateX(-6px)}
  .term-row:first-child{border-top:0}
  .term-row dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);padding-top:2px}
  .term-row dd{margin:0;color:var(--ink);font-weight:500;overflow-wrap:anywhere}
  .term-row dd a{color:var(--accent)}
  .reveal.in .term-row{animation:termIn .35s ease forwards;animation-delay:calc(.15s + var(--i) * .12s)}
  @keyframes termIn{to{opacity:1;transform:none}}
  @media(max-width:640px){.term-row{grid-template-columns:96px 1fr;gap:10px}}
  @media (prefers-reduced-motion: reduce){.term-row{opacity:1;transform:none;animation:none}.term-dot{animation:none}}

  /* ===== micro-interactions ===== */
  /* language switch: the page dims for a beat while the copy changes */
  main,footer{transition:opacity .14s ease}
  body.lang-swap main,body.lang-swap footer{opacity:0}
  /* headings reveal line by line as their section arrives */
  .sec-head.reveal.in h2{animation:h2In .6s cubic-bezier(.2,.7,.2,1) both}
  @keyframes h2In{from{opacity:0;transform:translateY(14px);clip-path:inset(0 0 100% 0)}to{opacity:1;transform:none;clip-path:inset(0 0 -10% 0)}}
  /* a single light sweep across the section head as it appears */
  .sec-head{position:relative}
  /* one light sweep across the heading as it appears; it ends fully transparent so nothing is left behind */
  .sec-head.reveal.in::after{content:"";position:absolute;inset:-8px 0;pointer-events:none;opacity:0;background:linear-gradient(100deg,transparent 35%,rgba(255,255,255,.5) 50%,transparent 65%);transform:translateX(-120%);animation:sweep .9s ease-out .15s 1 forwards;mix-blend-mode:screen}
  @keyframes sweep{0%{opacity:1;transform:translateX(-120%)}70%{opacity:1}100%{opacity:0;transform:translateX(120%);visibility:hidden}}
  /* metric figures float very slightly */
  .mtile .v{animation:floaty 6s ease-in-out infinite}
  .mtile:nth-child(2) .v{animation-delay:1.5s}.mtile:nth-child(3) .v{animation-delay:3s}.mtile:nth-child(4) .v{animation-delay:4.5s}
  @keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-2px)}}
  /* FAQ answers ease in when a question opens */
  .faq details[open] .a{animation:faqIn .28s ease both}
  @keyframes faqIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
  /* magnetic buttons need their own transition, tilt cards share the outcome treatment */
  .btn-fill{transition:transform .18s ease-out,background .18s ease,box-shadow .18s ease}
  .mtile,.ind,.pat{transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));will-change:transform}
  .mtile::before,.ind::before,.pat::before{content:"";position:absolute;inset:-1px;border-radius:15px;padding:1px;pointer-events:none;opacity:0;transition:opacity .25s;
    background:radial-gradient(240px circle at var(--mx,50%) var(--my,50%),rgba(58,103,171,.5),rgba(58,103,171,0) 62%);
    -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
  .mtile.lit::before,.ind.lit::before,.pat.lit::before{opacity:1}
  .ind,.pat{position:relative}
  @media(max-width:640px){.mtile,.ind,.pat{transform:none!important}.mtile::before,.ind::before,.pat::before{display:none}}
  @media (prefers-reduced-motion: reduce){
    .sec-head.reveal.in h2,.sec-head.reveal.in::after,.mtile .v,.faq details[open] .a{animation:none}
    main,footer,.btn-fill{transition:none}
  }

  /* about and contact sit closer together */
  #about{padding-bottom:56px}
  #contact{padding-top:56px}
  html,body{overflow-x:clip}
  .pat-panel{box-sizing:border-box}
  .ob-compare{box-sizing:border-box}

  /* ===== FAQ companion: question in, answer typed, source cited — a 6 s loop ===== */
  /* FAQ companion: a 12 s self-running loop — question → retrieval → typed answer with citations → verified. Independent of the accordion. */
  .faq-svg text{font-family:var(--mono);font-size:8.5px;letter-spacing:.14em;fill:#6b7f99}
  .faq-svg .t-dim{fill:#8fa3bd} .faq-svg .t-ok{fill:#3f9d7a} .faq-svg .t-acc{fill:#3a67ab;font-size:8px}
  .fq-q,.fq-think,.fq-a,.fq-ok,.fq-cite,.fq-cw,.fq-scan,.fq-pk,.fq-confv,.fq-okt,.fq-lit{opacity:0}
  .fq-q,.fq-a,.fq-qb,.fq-l,.fq-conf,.fq-cite,.fq-pulse,.fq-live,.fq-pk,.fq-dot,.fq-scan{transform-box:fill-box}
  .fq-q,.fq-a,.fq-cite,.fq-pulse,.fq-live,.fq-dot{transform-origin:center} .fq-qb,.fq-l,.fq-conf{transform-origin:left center}
  .fq-live{animation:fqLive 2.2s ease-in-out infinite}
  .fq-q{animation:fqQ 12s linear infinite} .fq-qb.b0{animation:fqB0 12s linear infinite} .fq-qb.b1{animation:fqB1 12s linear infinite}
  .fq-think{animation:fqThink 12s linear infinite} .fq-dot{animation:fqDot .9s ease-in-out infinite} .fq-dot.d1{animation-delay:.15s} .fq-dot.d2{animation-delay:.3s}
  .fq-scan{animation:fqScan 12s linear infinite}
  .fq-lit.s0{animation:fqLit0 12s linear infinite} .fq-lit.s1{animation:fqLit1 12s linear infinite} .fq-lit.s2{animation:fqLit2 12s linear infinite}
  .fq-pk.p0{animation:fqPk0 12s linear infinite} .fq-pk.p1{animation:fqPk1 12s linear infinite} .fq-pk.p2{animation:fqPk2 12s linear infinite}
  .fq-a{animation:fqA 12s linear infinite}
  .fq-l.l0{animation:fqL0 12s linear infinite} .fq-l.l1{animation:fqL1 12s linear infinite} .fq-l.l2{animation:fqL2 12s linear infinite}
  .fq-cw.cw0{animation:fqCw0 12s linear infinite} .fq-cw.cw1{animation:fqCw1 12s linear infinite} .fq-cw.cw2{animation:fqCw2 12s linear infinite} .fq-cb{animation:fqBlink .6s steps(1) infinite}
  .fq-cite.k0{animation:fqK0 12s linear infinite} .fq-cite.k1{animation:fqK1 12s linear infinite} .fq-cite.k2{animation:fqK2 12s linear infinite}
  .fq-conf{animation:fqConf 12s linear infinite} .fq-confv{animation:fqConfv 12s linear infinite}
  .fq-ok{animation:fqOk 12s linear infinite} .fq-ring{animation:fqRing 12s linear infinite} .fq-chk{animation:fqChk 12s linear infinite} .fq-pulse{animation:fqPulse 12s linear infinite} .fq-okt{animation:fqOkt 12s linear infinite}
  @keyframes fqLive{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(1.35)}}
  @keyframes fqQ{0%,3%{opacity:0;transform:translateX(14px)}8%,93%{opacity:1;transform:none}97%,100%{opacity:0;transform:none}}
  @keyframes fqB0{0%,6%{transform:scaleX(0)}11%,100%{transform:scaleX(1)}}
  @keyframes fqB1{0%,10%{transform:scaleX(0)}14%,100%{transform:scaleX(1)}}
  @keyframes fqThink{0%,12%{opacity:0}14%,34%{opacity:1}36%,100%{opacity:0}}
  @keyframes fqDot{0%,100%{opacity:.3;transform:translateY(0)}50%{opacity:1;transform:translateY(-2px)}}
  @keyframes fqScan{0%,14%{opacity:0;transform:translateX(0)}15%{opacity:1}33%{opacity:1;transform:translateX(426px)}34%,100%{opacity:0;transform:translateX(426px)}}
  @keyframes fqLit0{0%,18%{opacity:0}20%,93%{opacity:1}97%,100%{opacity:0}}
  @keyframes fqLit1{0%,24%{opacity:0}26%,93%{opacity:1}97%,100%{opacity:0}}
  @keyframes fqLit2{0%,30%{opacity:0}32%,93%{opacity:1}97%,100%{opacity:0}}
  @keyframes fqPk0{0%,19%{opacity:0;transform:translate(0,0)}20%{opacity:1}24%{opacity:1;transform:translate(46px,-38px)}25%,100%{opacity:0;transform:translate(46px,-38px)}}
  @keyframes fqPk1{0%,25%{opacity:0;transform:translate(0,0)}26%{opacity:1}30%{opacity:1;transform:translate(-60px,-38px)}31%,100%{opacity:0;transform:translate(-60px,-38px)}}
  @keyframes fqPk2{0%,31%{opacity:0;transform:translate(0,0)}32%{opacity:1}36%{opacity:1;transform:translate(-166px,-38px)}37%,100%{opacity:0;transform:translate(-166px,-38px)}}
  @keyframes fqA{0%,36%{opacity:0;transform:translateY(6px)}39%,93%{opacity:1;transform:none}97%,100%{opacity:0;transform:none}}
  @keyframes fqL0{0%,39%{transform:scaleX(0)}46%,100%{transform:scaleX(1)}}
  @keyframes fqL1{0%,46%{transform:scaleX(0)}53%,100%{transform:scaleX(1)}}
  @keyframes fqL2{0%,53%{transform:scaleX(0)}60%,100%{transform:scaleX(1)}}
  @keyframes fqCw0{0%,39%{opacity:0}39.5%,46%{opacity:1}46.5%,100%{opacity:0}}
  @keyframes fqCw1{0%,46%{opacity:0}46.5%,53%{opacity:1}53.5%,100%{opacity:0}}
  @keyframes fqCw2{0%,53%{opacity:0}53.5%,60%{opacity:1}60.5%,100%{opacity:0}}
  @keyframes fqBlink{0%,49%{opacity:1}50%,100%{opacity:0}}
  @keyframes fqK0{0%,60%{opacity:0;transform:scale(.4)}62%{opacity:1;transform:scale(1.18)}64%,93%{opacity:1;transform:scale(1)}97%,100%{opacity:0;transform:scale(1)}}
  @keyframes fqK1{0%,63%{opacity:0;transform:scale(.4)}65%{opacity:1;transform:scale(1.18)}67%,93%{opacity:1;transform:scale(1)}97%,100%{opacity:0;transform:scale(1)}}
  @keyframes fqK2{0%,66%{opacity:0;transform:scale(.4)}68%{opacity:1;transform:scale(1.18)}70%,93%{opacity:1;transform:scale(1)}97%,100%{opacity:0;transform:scale(1)}}
  @keyframes fqConf{0%,68%{transform:scaleX(0)}76%,100%{transform:scaleX(.91)}}
  @keyframes fqConfv{0%,74%{opacity:0}76%,93%{opacity:1}97%,100%{opacity:0}}
  @keyframes fqOk{0%,75%{opacity:0}76%,93%{opacity:1}97%,100%{opacity:0}}
  @keyframes fqRing{0%,76%{stroke-dashoffset:101}82%,100%{stroke-dashoffset:0}}
  @keyframes fqChk{0%,81%{stroke-dashoffset:26}85%,100%{stroke-dashoffset:0}}
  @keyframes fqPulse{0%,84%{opacity:0;transform:scale(1)}85%{opacity:.6;transform:scale(1)}90%,100%{opacity:0;transform:scale(1.8)}}
  @keyframes fqOkt{0%,84%{opacity:0}86%,100%{opacity:1}}
  @media(max-width:980px){.faq-wrap{grid-template-columns:1fr}.faq-visual{display:none}}
  @media (prefers-reduced-motion: reduce){
    .fq-q,.fq-a,.fq-ok,.fq-cite,.fq-confv,.fq-okt,.fq-lit{animation:none;opacity:1} .fq-qb,.fq-l{animation:none;transform:none} .fq-conf{animation:none;transform:scaleX(.91)}
    .fq-ring,.fq-chk{animation:none;stroke-dashoffset:0} .fq-think,.fq-scan,.fq-pk,.fq-cw,.fq-pulse{animation:none;opacity:0} .fq-live,.fq-dot{animation:none}
  }
  /* phones: technology nodes are a tap list — 44 px tall targets */
  @media(max-width:980px){.tech-orbit .tn,.tn{min-height:44px;display:inline-flex;align-items:center;box-sizing:border-box}}
  /* touch devices up to tablet width: 44 px minimum for every small control (languages, pipeline, before/with, sources) */
  @media(max-width:980px){.lang-btn,.pipe-ctrl button,.play-btn,.ob-btn{min-height:44px;padding-top:10px;padding-bottom:10px} .lang-btn{min-width:44px} .src-chip{min-height:44px}}
  /* touch: the small [1] [2] [3] citation badges keep their size but get a 44 px hit area */
  .src-ref{position:relative}
  @media(max-width:980px){.src-ref::after{content:"";position:absolute;left:-12px;right:-12px;top:-14px;bottom:-14px}}