/* self-hosted fonts (no third-party requests) */
  @font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;
    src:url('../fonts/ibmplexmono-400.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;
    src:url('../fonts/ibmplexmono-500.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;
    src:url('../fonts/ibmplexmono-600.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:300;font-display:swap;
    src:url('../fonts/ibmplexsans-300.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:400;font-display:swap;
    src:url('../fonts/ibmplexsans-400.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:500;font-display:swap;
    src:url('../fonts/ibmplexsans-500.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:600;font-display:swap;
    src:url('../fonts/ibmplexsans-600.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'Sora';font-style:normal;font-weight:400;font-display:swap;
    src:url('../fonts/sora-400.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'Sora';font-style:normal;font-weight:600;font-display:swap;
    src:url('../fonts/sora-600.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'Sora';font-style:normal;font-weight:700;font-display:swap;
    src:url('../fonts/sora-700.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
  @font-face{font-family:'Sora';font-style:normal;font-weight:800;font-display:swap;
    src:url('../fonts/sora-800.woff2') format('woff2');
    unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}

  :root{
    --ink:#0B0E11; --slate:#10161B; --panel:#141C22; --line:#1E2A31;
    --mercury:#EAF0F2; --mercury-dim:#8FA0AB; --mercury-faint:#5A6B75;
    --emerald:#21E0A0; --emerald-deep:#10A878;
    --au:#E9BD55; --au-hi:#FBE08F;
    --hair:rgba(33,224,160,0.16); --hair-soft:rgba(234,240,242,0.07);
    --display:'Sora',system-ui,sans-serif; --body:'IBM Plex Sans',system-ui,sans-serif; --mono:'IBM Plex Mono',ui-monospace,monospace;
    --maxw:1180px; --gut:clamp(20px,5vw,64px);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{background:var(--ink);color:var(--mercury);font-family:var(--body);font-weight:300;line-height:1.6;overflow-x:hidden}
  body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
    background-image:linear-gradient(var(--hair-soft) 1px,transparent 1px),linear-gradient(90deg,var(--hair-soft) 1px,transparent 1px);
    background-size:54px 54px;mask-image:radial-gradient(82% 60% at 50% 0%,#000,transparent 78%);opacity:.5}
  ::selection{background:rgba(33,224,160,0.25)}
  a{color:inherit;text-decoration:none}
  .wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gut);position:relative;z-index:2}
  .kicker{font-family:var(--mono);font-size:12px;letter-spacing:0.22em;text-transform:uppercase;color:var(--emerald);display:inline-flex;gap:10px;align-items:center}
  .kicker::before{content:"//";color:var(--emerald-deep)}
  h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.05;letter-spacing:-0.01em}

  .meter{position:fixed;top:0;left:0;height:2px;width:100%;z-index:60;background:linear-gradient(90deg,var(--emerald-deep),var(--emerald));box-shadow:0 0 10px rgba(33,224,160,.6);
    transform:scaleX(0);transform-origin:0 50%;will-change:transform}
  .gcursor{position:fixed;top:0;left:0;width:420px;height:420px;margin:-210px 0 0 -210px;border-radius:50%;pointer-events:none;z-index:40;
    background:radial-gradient(circle,rgba(33,224,160,0.09),transparent 60%);mix-blend-mode:screen;opacity:0;transition:opacity .4s}

  nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:16px var(--gut);background:linear-gradient(180deg,rgba(11,14,17,.9),transparent);transition:.4s}
  nav.solid{background:rgba(11,14,17,.94);border-bottom:1px solid var(--line);padding:11px var(--gut)}
  .brandmark{display:flex;align-items:center;gap:11px;font-family:var(--mono);font-size:13px;letter-spacing:0.12em;text-transform:uppercase;color:var(--mercury);font-weight:500}
  .tile-mini{width:30px;height:30px;border:1px solid var(--emerald);border-radius:5px;display:grid;place-content:center;color:var(--emerald);font-family:var(--mono);font-weight:600;font-size:13px;position:relative}
  .tile-mini sub{font-size:8px;position:absolute;bottom:2px;right:4px;color:var(--mercury-faint)}
  .navlinks{display:flex;gap:28px;align-items:center}
  .navlinks a{font-family:var(--mono);font-size:12.5px;letter-spacing:0.06em;color:var(--mercury-dim);transition:color .25s}
  .navlinks a:hover{color:var(--emerald)}
  .navcta{border:1px solid var(--emerald);color:var(--emerald);padding:9px 15px;border-radius:5px;transition:.25s}
  .navcta:hover{background:var(--emerald);color:var(--ink)}
  .burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
  .burger span{width:24px;height:2px;background:var(--mercury);transition:.3s}

  /* hero */
  .hero{min-height:100svh;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:30px;padding:128px 0 70px}
  .hero-copy{position:relative;z-index:3}
  .hero-copy .kicker{margin-bottom:24px}
  .h-title{font-family:var(--display);font-weight:800;font-size:clamp(40px,7vw,84px);line-height:0.97;letter-spacing:-0.02em}
  .h-title .line2{color:var(--emerald)}
  .reaction{font-family:var(--mono);font-size:clamp(13px,1.5vw,16px);color:var(--mercury-dim);margin-top:24px;display:flex;gap:11px;align-items:center;flex-wrap:wrap}
  .reaction .pb{color:var(--mercury);border:1px solid var(--line);padding:4px 9px;border-radius:4px}
  .reaction .arrow{color:var(--emerald)}
  .reaction .au{color:var(--au);border:1px solid rgba(233,189,85,.4);padding:4px 9px;border-radius:4px;box-shadow:0 0 18px rgba(233,189,85,.18)}
  .lede{margin-top:24px;font-size:clamp(16px,2vw,19px);color:var(--mercury-dim);max-width:48ch;line-height:1.62}
  .lede strong{color:var(--mercury);font-weight:500}
  .console{font-family:var(--mono);font-size:13px;color:var(--emerald);background:var(--slate);border:1px solid var(--line);border-radius:8px;padding:13px 15px;margin-top:28px;max-width:430px}
  .console .prompt{color:var(--mercury-faint)}
  .console .cur{display:inline-block;width:8px;height:15px;background:var(--emerald);vertical-align:-2px;animation:blink 1.1s steps(1) infinite}
  @keyframes blink{50%{opacity:0}}
  .cta-row{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;align-items:center}
  .btn{font-family:var(--mono);font-size:13px;letter-spacing:0.04em;padding:14px 24px;border-radius:6px;transition:transform .2s,box-shadow .3s,background .3s,color .3s;cursor:pointer;will-change:transform}
  .btn-go{background:var(--emerald);color:var(--ink);font-weight:600;box-shadow:0 8px 28px rgba(33,224,160,.22)}
  .btn-go:hover{box-shadow:0 12px 40px rgba(33,224,160,.4)}
  /* suspend the transform easing while a magnetic button is under the cursor */
  .magnetic.mag-live{transition:box-shadow .3s,background .3s,color .3s}
  .btn-ghost{border:1px solid var(--line);color:var(--mercury)}
  .btn-ghost:hover{border-color:var(--emerald);color:var(--emerald)}
  .credchips{display:flex;gap:9px;flex-wrap:wrap;margin-top:32px}
  .chip{font-family:var(--mono);font-size:11px;letter-spacing:0.1em;text-transform:uppercase;color:var(--mercury-dim);border:1px solid var(--hair-soft);padding:6px 11px;border-radius:4px}
  .chip b{color:var(--emerald);font-weight:500}

  /* reactor: A's circle + B's core element tile */
  #embers{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
  .reactor{position:relative;z-index:2;display:grid;place-items:center}
  .circle{width:min(80vw,440px);aspect-ratio:1;position:relative;opacity:0;transform:scale(.88);transition:opacity 1.4s ease,transform 1.4s cubic-bezier(.2,.8,.2,1);will-change:transform}
  .circle.lit{opacity:1;transform:scale(1)}
  /* once the entrance finishes, stop easing transform so parallax tracks the cursor live */
  .circle.settled{transition:opacity .4s ease}
  .circle svg{width:100%;height:100%;overflow:visible;position:absolute;inset:0}
  .glow-core{position:absolute;inset:0;margin:auto;width:46%;aspect-ratio:1;border-radius:50%;
    background:radial-gradient(circle,rgba(33,224,160,0.22),rgba(233,189,85,0.06) 55%,transparent 72%);filter:blur(16px);animation:breathe 6s ease-in-out infinite}
  @keyframes breathe{0%,100%{opacity:.6;transform:scale(.96)}50%{opacity:1;transform:scale(1.06)}}
  .pulse{position:absolute;inset:0;margin:auto;width:46%;aspect-ratio:1;border-radius:50%;border:1px solid var(--emerald);opacity:0;pointer-events:none}
  .pulse.go{animation:pulse 1.1s ease-out}
  @keyframes pulse{0%{opacity:.7;transform:scale(.8)}100%{opacity:0;transform:scale(1.9)}}
  .spin-slow{transform-origin:50% 50%;animation:spin 70s linear infinite}
  .spin-mid{transform-origin:50% 50%;animation:spin 46s linear infinite reverse}
  .spin-fast{transform-origin:50% 50%;animation:spin 34s linear infinite}
  @keyframes spin{to{transform:rotate(360deg)}}
  .ring-line{fill:none;stroke:var(--hair-soft);stroke-width:1}
  .ring-em{fill:none;stroke:var(--emerald);stroke-width:1;opacity:.42}
  .star{fill:none;stroke:var(--emerald);stroke-width:1;opacity:.32}
  .star-au{fill:none;stroke:var(--au);stroke-width:1;opacity:.3}
  .tick{stroke:var(--emerald);stroke-width:1;opacity:.4}
  .glyph{font-family:var(--body);font-size:24px;fill:var(--mercury-dim);opacity:.8}
  .glyph.lead{fill:var(--mercury-faint)}
  .glyph.gold{fill:var(--au-hi);opacity:1}

  .core-tile{position:absolute;inset:0;margin:auto;width:43%;aspect-ratio:1;border:1px solid var(--line);border-radius:14px;
    background:radial-gradient(120% 120% at 30% 0%,rgba(33,224,160,.08),transparent 60%),linear-gradient(180deg,var(--panel),var(--slate));
    display:flex;flex-direction:column;justify-content:space-between;padding:14px 14px;overflow:hidden;box-shadow:0 18px 50px rgba(0,0,0,.55);transition:border-color .8s}
  .core-tile.au{border-color:rgba(233,189,85,.5)}
  .core-tile .scan{position:absolute;left:0;right:0;height:30%;top:-30%;background:linear-gradient(180deg,transparent,rgba(33,224,160,.12),transparent);animation:scan 4.5s linear infinite}
  @keyframes scan{to{top:130%}}
  .core-tile .no{font-family:var(--mono);font-size:13px;color:var(--mercury-dim)}
  .core-tile .mid{text-align:center}
  .core-tile .sym{font-family:var(--display);font-weight:800;font-size:clamp(40px,9vw,64px);line-height:1;letter-spacing:-0.04em;color:var(--mercury);transition:color .8s}
  .core-tile.au .sym{color:var(--au);text-shadow:0 0 34px rgba(233,189,85,.4)}
  .core-tile .nm{font-family:var(--mono);font-size:11px;letter-spacing:0.16em;text-transform:uppercase;color:var(--mercury-dim);margin-top:2px;transition:color .8s}
  .core-tile.au .nm{color:var(--au-hi)}
  .core-tile .mass{font-family:var(--mono);font-size:10px;color:var(--mercury-faint)}
  .reactor-label{font-family:var(--mono);font-size:11px;letter-spacing:0.16em;text-transform:uppercase;color:var(--mercury-faint);text-align:center;margin-top:16px}

  section{position:relative;z-index:2}
  .band{padding:clamp(72px,11vh,140px) 0}
  .sechead{display:flex;align-items:baseline;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:48px}
  .sechead h2{font-size:clamp(28px,4.2vw,52px)}
  .sechead h2 em{font-style:normal;color:var(--emerald)}
  .sechead .idx{font-family:var(--mono);font-size:12px;letter-spacing:0.16em;color:var(--mercury-faint)}

  .protocol{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
  .step{background:var(--slate);padding:30px 24px}
  .step .s{font-family:var(--mono);font-size:12px;color:var(--emerald);letter-spacing:0.08em}
  .step h3{font-family:var(--display);font-size:20px;margin:14px 0 6px;color:var(--mercury)}
  .step p{font-size:14px;color:var(--mercury-dim);line-height:1.55}
  .step .bar{height:3px;background:var(--line);margin-top:18px;border-radius:2px;overflow:hidden}
  .step .bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--emerald-deep),var(--emerald));transition:width 1.1s ease}
  .step.run .bar i{width:var(--w)}

  .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
  .stat{border:1px solid var(--line);border-radius:10px;padding:30px 24px;background:linear-gradient(180deg,var(--slate),transparent)}
  .stat .v{font-family:var(--display);font-weight:800;font-size:clamp(36px,5vw,56px);color:var(--mercury);line-height:1}
  .stat .v.g{color:var(--au)}
  .stat .l{font-family:var(--mono);font-size:12px;letter-spacing:0.1em;text-transform:uppercase;color:var(--mercury-dim);margin-top:12px}

  .books{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .book{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--slate);transition:transform .4s,border-color .4s,box-shadow .4s}
  .book:hover{transform:translateY(-7px);border-color:var(--hair);box-shadow:0 20px 44px rgba(0,0,0,.45)}
  .cover{aspect-ratio:3/4.3;display:grid;place-items:center;position:relative;overflow:hidden;background:radial-gradient(120% 120% at 30% 10%,#16202a,#0a1014);filter:saturate(.92) brightness(.9);transition:filter .55s}
  .book:hover .cover{filter:saturate(1) brightness(1)}
  .cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center}
  .cover .t{font-family:var(--display);font-weight:700;font-size:15px;color:var(--mercury);text-align:center;padding:0 16px;line-height:1.2}
  .book:hover .cover .t{color:var(--au-hi)}
  .cover .el{position:absolute;top:12px;left:12px;z-index:2;font-family:var(--mono);font-size:11px;color:var(--emerald);background:rgba(11,14,17,.72);border:1px solid var(--hair);border-radius:4px;padding:2px 6px;backdrop-filter:blur(2px)}
  .book .meta{padding:14px 15px 18px}
  .book .meta .tag{font-family:var(--mono);font-size:10px;letter-spacing:0.12em;text-transform:uppercase;color:var(--mercury-faint)}
  .book .meta .ti{font-family:var(--display);font-size:15px;color:var(--mercury);margin-top:6px}

  /* books page: full volumes */
  .shelf{display:flex;flex-direction:column;gap:clamp(44px,8vh,92px)}
  .vol{display:grid;grid-template-columns:300px 1fr;gap:clamp(28px,5vw,64px);align-items:center}
  .vol:nth-child(even){grid-template-columns:1fr 300px}
  .vol:nth-child(even) .vcover{order:2}
  .vcover{position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line);box-shadow:0 22px 52px rgba(0,0,0,.5);transition:transform .45s,box-shadow .45s}
  .vcover img{display:block;width:100%;height:auto}
  .vol:hover .vcover{transform:translateY(-6px);box-shadow:0 32px 66px rgba(0,0,0,.62)}
  .vbody{max-width:56ch}
  .vtag{font-family:var(--mono);font-size:11px;letter-spacing:0.16em;text-transform:uppercase;color:var(--emerald)}
  .vbody h2{font-size:clamp(23px,3.1vw,33px);margin:13px 0 4px}
  .vbody .vseries{font-family:var(--mono);font-size:12px;letter-spacing:0.04em;color:var(--mercury-faint);margin-bottom:16px}
  .vbody p{color:var(--mercury-dim);font-size:15.5px;line-height:1.72}
  .vbuy{margin-top:26px;display:inline-block}
  .vnote{margin-top:20px;font-family:var(--mono);font-size:11.5px;letter-spacing:0.03em;line-height:1.5;color:var(--mercury-faint);border-left:2px solid var(--line);padding-left:13px}

  .speak{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
  .topic{display:flex;gap:16px;padding:18px 0;border-top:1px solid var(--line);align-items:baseline}
  .topics .topic:last-child{border-bottom:1px solid var(--line)}
  .topic .n{font-family:var(--mono);font-size:12px;color:var(--emerald);width:30px;flex:none}
  .topic h4{font-family:var(--display);font-size:18px;color:var(--mercury);font-weight:600}
  .topic p{font-size:13.5px;color:var(--mercury-dim);margin-top:4px}
  .speak-card{border:1px solid var(--line);border-radius:12px;padding:34px;background:linear-gradient(180deg,rgba(33,224,160,.05),var(--slate))}
  .speak-card .q{font-family:var(--display);font-size:22px;line-height:1.32;color:var(--mercury)}
  .speak-card .sub{font-family:var(--mono);font-size:12px;color:var(--emerald);margin:20px 0 22px;letter-spacing:0.06em}

  .about{display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:center}
  .portrait{aspect-ratio:4/5;border:1px solid var(--line);border-radius:12px;display:grid;place-items:center;overflow:hidden;position:relative;background:radial-gradient(80% 60% at 50% 0%,rgba(33,224,160,.1),transparent 60%),linear-gradient(180deg,var(--panel),var(--ink))}
  .portrait img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 28%;display:block}
  .portrait span{font-family:var(--mono);font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:var(--mercury-faint)}
  .about-body h2{font-size:clamp(26px,3.8vw,44px);margin-bottom:22px}
  .about-body h2 em{font-style:normal;color:var(--emerald)}
  .about-body p{font-size:16px;color:var(--mercury-dim);margin-bottom:16px;line-height:1.7;max-width:56ch}
  .about-body p strong{color:var(--mercury);font-weight:500}

  .music{border-top:1px solid var(--line);background:linear-gradient(180deg,transparent,var(--slate))}
  .music-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
  .music-copy h2{font-size:clamp(26px,3.8vw,44px);margin-bottom:16px}
  .music-copy h2 em{font-style:normal;color:var(--emerald)}
  .music-copy p{color:var(--mercury-dim);font-size:16px;line-height:1.7;max-width:46ch}
  .wave{display:flex;align-items:center;gap:5px;height:110px}
  .wave span{flex:1;background:linear-gradient(180deg,var(--emerald),var(--emerald-deep));border-radius:3px;height:30%;animation:w 1.3s ease-in-out infinite}
  @keyframes w{0%,100%{height:14%}50%{height:88%}}

  .dispatch{text-align:center}
  .dispatch h2{font-size:clamp(28px,4.6vw,54px)}
  .dispatch h2 em{font-style:normal;color:var(--au)}
  .dispatch p{color:var(--mercury-dim);max-width:46ch;margin:16px auto 30px;font-size:16px}
  .signup{display:flex;gap:10px;max-width:470px;margin:0 auto}
  .signup input{flex:1;background:var(--slate);border:1px solid var(--line);border-radius:6px;padding:14px 16px;color:var(--mercury);font-family:var(--mono);font-size:13px;outline:none;transition:border-color .25s}
  .signup input:focus{border-color:var(--emerald)}
  .signup input::placeholder{color:var(--mercury-faint)}
  .signup button{font-family:var(--mono);font-size:12px;background:var(--emerald);color:var(--ink);font-weight:600;border:0;border-radius:6px;padding:0 22px;cursor:pointer;transition:box-shadow .3s}
  .signup button:hover{box-shadow:0 8px 26px rgba(33,224,160,.4)}
  .formnote{font-family:var(--mono);font-size:11px;color:var(--mercury-faint);margin-top:14px}

  footer{border-top:1px solid var(--line);padding:60px 0 38px;position:relative;z-index:2}
  .foot{display:flex;justify-content:space-between;gap:36px;flex-wrap:wrap;align-items:flex-start}
  .foot-brand{display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:14px;letter-spacing:0.1em;text-transform:uppercase;color:var(--mercury);font-weight:500}
  .foot-meta{font-family:var(--mono);font-size:12px;color:var(--mercury-dim);line-height:1.9}
  .foot-meta a:hover{color:var(--emerald)}
  .foot-soc a{font-family:var(--mono);font-size:12px;color:var(--mercury-dim);border:1px solid var(--line);border-radius:6px;padding:9px 14px;transition:.25s;margin-left:8px}
  .foot-soc a:hover{border-color:var(--emerald);color:var(--emerald)}
  .foot-base{margin-top:44px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-family:var(--mono);font-size:11px;color:var(--mercury-faint);text-transform:uppercase;letter-spacing:0.06em}

  .creds-lead{font-size:16px;color:var(--mercury-dim);max-width:64ch;margin-bottom:24px;line-height:1.6}
  .cred-legend{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
  .cred-chip{font-family:var(--mono);font-size:11px;letter-spacing:0.05em;text-transform:uppercase;color:var(--mercury-dim);border:1px solid var(--line);border-radius:20px;padding:7px 13px;cursor:pointer;display:inline-flex;align-items:center;gap:7px;background:transparent;transition:.2s}
  .cred-chip .dot{width:8px;height:8px;border-radius:50%}
  .cred-chip:hover{color:var(--mercury);border-color:var(--hair)}
  .cred-chip.active{color:var(--ink);background:var(--mercury);border-color:var(--mercury)}
  .cred-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(98px,1fr));gap:8px}
  .el-tile{position:relative;border:1px solid var(--line);border-radius:8px;background:var(--slate);padding:10px 8px;min-height:108px;display:flex;flex-direction:column;overflow:hidden;transition:transform .25s,border-color .25s,box-shadow .25s,opacity .25s}
  .el-tile::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--c)}
  .el-tile:hover{transform:translateY(-4px);border-color:var(--c);box-shadow:0 12px 28px rgba(0,0,0,.45)}
  .el-tile .an{font-family:var(--mono);font-size:10px;color:var(--mercury-faint)}
  .el-tile .esym{font-family:var(--display);font-weight:700;font-size:clamp(13px,1.4vw,18px);line-height:1.05;color:var(--mercury);margin-top:6px;letter-spacing:-0.01em}
  .el-tile:hover .esym{color:var(--c)}
  .el-tile .enm{font-family:var(--body);font-size:9.5px;line-height:1.25;color:var(--mercury-faint);margin-top:auto;padding-top:8px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
  .el-tile.dim{opacity:.13}
  .creds-note{font-family:var(--mono);font-size:11px;color:var(--mercury-faint);margin-top:22px;letter-spacing:0.04em}
  .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.8,.2,1)}
  .reveal.in{opacity:1;transform:none}

  @media (max-width:920px){
    .navlinks,.navcta{display:none}.burger{display:flex}
    nav.open .navlinks{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:var(--ink);border-bottom:1px solid var(--line);padding:8px var(--gut) 20px}
    nav.open .navlinks a{padding:13px 0;border-bottom:1px solid var(--hair-soft)}
    .hero{grid-template-columns:1fr;gap:44px}.reactor{order:-1}
    .protocol,.stats{grid-template-columns:repeat(2,1fr)}.books{grid-template-columns:repeat(2,1fr)}
    .speak,.about,.music-grid{grid-template-columns:1fr;gap:34px}.portrait{max-width:360px}
    .practice-grid{grid-template-columns:repeat(2,1fr)}
    .vol,.vol:nth-child(even){grid-template-columns:1fr;gap:26px;justify-items:start}
    .vol:nth-child(even) .vcover{order:0}
    .vcover{max-width:280px}
  }
  @media (max-width:520px){
    .protocol,.stats{grid-template-columns:1fr}.books{grid-template-columns:1fr 1fr}.signup{flex-direction:column}.foot-base{flex-direction:column}
    .cred-grid{grid-template-columns:repeat(auto-fill,minmax(78px,1fr))}
    .practice-grid{grid-template-columns:1fr}
  }
  @media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}.circle{opacity:1;transform:none}.step .bar i{width:var(--w)!important}}
  /* Elements of the Practice (homepage) */
  .practice-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
  .pr-tile{position:relative;border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg,var(--panel),var(--slate));padding:22px 20px;min-height:184px;display:flex;flex-direction:column;transition:transform .3s,border-color .3s,box-shadow .3s}
  .pr-tile::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--emerald-deep),var(--emerald))}
  .pr-tile:hover{transform:translateY(-6px);border-color:var(--hair);box-shadow:0 18px 40px rgba(0,0,0,.45)}
  .pr-tile:hover .psym{color:var(--au)}
  .pr-tile .pn{font-family:var(--mono);font-size:11px;color:var(--mercury-faint)}
  .pr-tile .psym{font-family:var(--display);font-weight:800;font-size:40px;line-height:1;color:var(--emerald);margin-top:8px;letter-spacing:-0.02em;transition:color .4s}
  .pr-tile h3{font-family:var(--display);font-size:18px;color:var(--mercury);margin:12px 0 6px;font-weight:600}
  .pr-tile p{font-size:13.5px;color:var(--mercury-dim);line-height:1.55;margin-top:auto}

  /* Secondary page hero + chrome */
  .page-hero{padding:150px 0 56px;border-bottom:1px solid var(--line)}
  .page-hero .kicker{margin-bottom:20px}
  .page-hero h1{font-family:var(--display);font-weight:800;font-size:clamp(38px,6vw,72px);line-height:1.02;letter-spacing:-0.02em}
  .page-hero h1 em{font-style:normal;color:var(--emerald)}
  .page-hero .ph-lede{font-size:clamp(16px,2vw,19px);color:var(--mercury-dim);max-width:62ch;margin-top:20px;line-height:1.62}
  .backlink{font-family:var(--mono);font-size:12px;color:var(--mercury-dim);letter-spacing:0.04em;display:inline-flex;gap:8px;margin-top:38px}
  .backlink:hover{color:var(--emerald)}
  .sec-cta{font-family:var(--mono);font-size:12px;letter-spacing:0.06em;color:var(--emerald);display:inline-flex;gap:8px;margin-top:8px}
  .sec-cta .arr{transition:transform .25s}.sec-cta:hover .arr{transform:translateX(4px)}

  /* Resources */
  .res-lead{font-family:var(--mono);font-size:12px;color:var(--mercury-faint);letter-spacing:0.04em;margin-bottom:26px}
  .res-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px}
  .res-tile{position:relative;border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg,var(--panel),var(--slate));padding:22px 20px;min-height:212px;display:flex;flex-direction:column;transition:transform .3s,border-color .3s,box-shadow .3s}
  .res-tile::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--emerald-deep),var(--emerald))}
  .res-tile:hover{transform:translateY(-6px);border-color:var(--hair);box-shadow:0 18px 40px rgba(0,0,0,.45)}
  .res-tile:hover .rsym{color:var(--au)}
  .res-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
  .res-tile .rn{font-family:var(--mono);font-size:11px;color:var(--mercury-faint)}
  .res-tile .rtag{font-family:var(--mono);font-size:10px;letter-spacing:0.12em;text-transform:uppercase;color:var(--emerald);border:1px solid var(--hair);border-radius:20px;padding:3px 10px}
  .res-tile .rsym{font-family:var(--display);font-weight:800;font-size:38px;line-height:1;color:var(--emerald);margin-top:12px;letter-spacing:-0.02em;transition:color .4s}
  .res-tile h3{font-family:var(--display);font-size:18px;color:var(--mercury);margin:10px 0 6px;font-weight:600}
  .res-tile p{font-size:13.5px;color:var(--mercury-dim);line-height:1.55}
  .res-act{margin-top:auto;padding-top:18px;display:flex;flex-wrap:wrap;align-items:center;gap:9px 18px}
  .res-link{font-family:var(--mono);font-size:12px;letter-spacing:0.04em;color:var(--emerald);display:inline-flex;align-items:center;gap:7px}
  .res-link .arr{transition:transform .25s}.res-link:hover .arr{transform:translateX(3px)}
  .res-sub{font-family:var(--mono);font-size:11px;letter-spacing:0.04em;color:var(--mercury-dim);display:inline-flex;align-items:center;gap:6px}
  .res-sub:hover{color:var(--emerald)}
  .res-meta{font-family:var(--mono);font-size:10.5px;letter-spacing:0.06em;text-transform:uppercase;color:var(--mercury-faint)}

  /* --- skip link + focus parity --- */
  .skip{position:absolute;left:-9999px;top:0;z-index:100;background:var(--emerald);color:var(--ink);
    font-family:var(--mono);font-size:13px;padding:12px 18px;border-radius:0 0 6px 0}
  .skip:focus{left:0}
  [tabindex="-1"]:focus{outline:none}
  a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--emerald);outline-offset:3px;border-radius:4px}
  .book:focus-visible{transform:translateY(-7px)}
  .vol:focus-within .vcover{transform:translateY(-6px);box-shadow:0 32px 66px rgba(0,0,0,.62)}
  .res-tile:focus-within,.pr-tile:focus-within{transform:translateY(-6px);border-color:var(--hair)}
  .res-tile:focus-within .rsym{color:var(--au)}

  /* --- picture wrapper generates no box --- */
  picture{display:contents}

  /* --- utility classes (replaced inline styles for strict CSP) --- */
  .foot-addr{margin-top:14px}
  .idx-link{color:var(--emerald)}
  .kicker-gap{margin-bottom:20px}
  .btn-inline{display:inline-block}
  .mt-24{margin-top:24px}.mt-26{margin-top:26px}.mt-34{margin-top:34px}
  .mt-40{margin-top:40px}.mt-56{margin-top:56px}.mt-72{margin-top:72px}
  .is-hidden{display:none}
  .h-sub{font-size:clamp(19px,2.4vw,26px)}
  .contact-direct{font-family:var(--mono);font-size:12px;color:var(--mercury-dim);margin-top:36px;letter-spacing:0.04em}
  .w-32{--w:32%}.w-58{--w:58%}.w-80{--w:80%}.w-100{--w:100%}

  /* --- filter count readout --- */
  .filter-count{font-family:var(--mono);font-size:11px;letter-spacing:0.06em;color:var(--mercury-faint);margin:-14px 0 22px}

  /* --- resources: filter transition, checksum, version stamp --- */
  .res-tile{transition:transform .3s,border-color .3s,box-shadow .3s,opacity .24s ease}
  .res-tile.filtering{opacity:0;transform:translateY(8px)}
  .res-ver{font-family:var(--mono);font-size:10.5px;letter-spacing:0.06em;color:var(--mercury-faint);margin-top:8px}
  .res-hash{margin-top:12px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
  .res-hash .hlabel{font-family:var(--mono);font-size:9.5px;letter-spacing:0.14em;text-transform:uppercase;color:var(--mercury-faint)}
  .hash-copy{font-family:var(--mono);font-size:10.5px;color:var(--mercury-dim);background:rgba(255,255,255,.03);
    border:1px solid var(--line);border-radius:5px;padding:4px 9px;cursor:pointer;transition:.2s;max-width:100%;
    overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .hash-copy:hover{border-color:var(--emerald);color:var(--emerald)}
  .hash-copy.copied{border-color:var(--emerald);color:var(--emerald)}

  /* --- cross-document view transitions (progressive enhancement) --- */
  @view-transition{navigation:auto}
  @media (prefers-reduced-motion:no-preference){
    ::view-transition-old(root){animation:vtOut .18s ease both}
    ::view-transition-new(root){animation:vtIn .26s ease both}
    @keyframes vtOut{to{opacity:0}}
    @keyframes vtIn{from{opacity:0}}
  }

  /* ============ SCOPE hub ============ */
  /* Full Reactor register: dramatic hero, reading discipline in the body blocks. */

  .scope-hero{min-height:100svh;display:grid;grid-template-columns:1.06fr .94fr;align-items:center;gap:40px;padding:132px 0 78px}
  .scope-hero-copy{position:relative;z-index:3}
  .scope-hero .kicker{margin-bottom:24px}
  .scope-title{font-family:var(--display);font-weight:800;font-size:clamp(56px,10vw,132px);line-height:.9;letter-spacing:-0.045em;color:var(--mercury)}
  .scope-expand{font-family:var(--mono);font-size:clamp(10px,1.25vw,12.5px);letter-spacing:0.2em;text-transform:uppercase;
    color:var(--emerald);margin-top:18px;line-height:1.7}
  .scope-line{margin-top:26px;font-size:clamp(17px,2.1vw,21px);color:var(--mercury);max-width:46ch;line-height:1.6;font-weight:400}
  .scope-sub{margin-top:16px;font-size:15.5px;color:var(--mercury-dim);max-width:52ch;line-height:1.68}

  .scale-row{display:flex;gap:34px;flex-wrap:wrap;margin-top:36px;align-items:flex-end}
  .scale-n{font-family:var(--display);font-weight:800;font-size:clamp(28px,4vw,44px);line-height:1;letter-spacing:-0.03em;color:var(--mercury)}
  .scale-n.mark{color:var(--au);text-shadow:0 0 38px rgba(233,189,85,.34)}
  .scale-l{font-family:var(--mono);font-size:10.5px;letter-spacing:0.15em;text-transform:uppercase;color:var(--mercury-faint);margin-top:9px}
  .scope-lic{display:flex;gap:9px;flex-wrap:wrap;margin-top:34px}

  /* signature moment: the three layers, Domain to Family to Control */
  .layers{position:relative;z-index:2;display:grid;place-items:center}
  .layers-in{display:flex;flex-direction:column;gap:16px;width:min(100%,392px)}
  .lyr{position:relative;border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,var(--panel),var(--slate));
    padding:20px 22px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;
    opacity:0;transform:translateY(16px);animation:lyrIn .7s cubic-bezier(.2,.8,.2,1) forwards}
  .lyr:nth-child(1){animation-delay:.25s}
  .lyr:nth-child(2){animation-delay:.45s;margin-left:26px}
  .lyr:nth-child(3){animation-delay:.65s;margin-left:52px}
  @keyframes lyrIn{to{opacity:1;transform:none}}
  .lyr::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;border-radius:14px 14px 0 0;background:var(--emerald-deep)}
  .lyr .lsym{font-family:var(--display);font-weight:800;font-size:34px;line-height:1;letter-spacing:-0.03em;color:var(--emerald)}
  .lyr .lname{font-family:var(--mono);font-size:10.5px;letter-spacing:0.17em;text-transform:uppercase;color:var(--mercury-dim)}
  .lyr .ldesc{font-size:13px;color:var(--mercury-faint);margin-top:5px;line-height:1.5}
  .lyr .lct{font-family:var(--mono);font-size:12.5px;color:var(--mercury);white-space:nowrap}
  .lyr.gold::before{background:linear-gradient(90deg,var(--emerald),var(--au))}
  .lyr.gold{border-color:rgba(233,189,85,.42);box-shadow:0 0 44px rgba(233,189,85,.13)}
  .lyr.gold .lsym{color:var(--au);text-shadow:0 0 26px rgba(233,189,85,.36)}
  .lyr.gold .lct{color:var(--au-hi)}
  .layers-cap{font-family:var(--mono);font-size:10.5px;letter-spacing:0.17em;text-transform:uppercase;color:var(--mercury-faint);text-align:center;margin-top:22px}

  /* reading discipline: long prose lifted off pure ink, generous measure, mercury text */
  .read{background:linear-gradient(180deg,var(--panel),var(--slate));border:1px solid var(--line);border-radius:14px;
    padding:clamp(28px,4vw,52px);max-width:74ch}
  .read + .read{margin-top:20px}
  .read h3{font-family:var(--display);font-size:clamp(19px,2.2vw,24px);font-weight:600;color:var(--mercury);margin-bottom:14px;letter-spacing:-0.01em}
  .read p{font-size:16.5px;line-height:1.78;color:var(--mercury);opacity:.93}
  .read p + p{margin-top:18px}
  .read strong{color:var(--mercury);font-weight:600}
  .read em{font-style:normal;color:var(--emerald)}
  .read code{font-family:var(--mono);font-size:.92em;color:var(--emerald);background:rgba(33,224,160,.08);
    border:1px solid var(--hair);border-radius:4px;padding:1px 6px}

  /* control ID anatomy */
  .idbreak{margin-top:26px;background:rgba(0,0,0,.26);border:1px solid var(--line);border-radius:12px;padding:26px 24px}
  .idbreak-id{font-family:var(--mono);font-size:clamp(26px,4.6vw,40px);letter-spacing:.06em;display:flex;align-items:center;justify-content:center;gap:2px}
  .idbreak-id .fam{color:var(--emerald)}
  .idbreak-id .dash{color:var(--mercury-faint)}
  .idbreak-id .num{color:var(--au)}
  .idbreak-legend{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}
  .idbreak-legend div{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--mercury-dim);line-height:1.6}
  .idbreak-legend b{display:block;color:var(--mercury);font-size:10px;letter-spacing:.15em;text-transform:uppercase;margin-bottom:5px;font-weight:500}
  .idbreak-eg{font-family:var(--mono);font-size:12.5px;color:var(--mercury-dim);margin-top:20px;line-height:1.85;border-top:1px solid var(--line);padding-top:18px}
  .idbreak-eg b{color:var(--emerald);font-weight:500}

  /* the twelve domains */
  .domtab{margin-top:14px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
  .domrow{display:grid;grid-template-columns:1.5fr 2fr auto;gap:20px;align-items:center;padding:15px 20px;border-bottom:1px solid var(--line);transition:background .2s}
  .domrow:last-child{border-bottom:0}
  .domrow:hover{background:rgba(33,224,160,.035)}
  .domrow.head{background:rgba(0,0,0,.3)}
  .domrow.head span{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--mercury-faint)}
  .domrow .dname{font-family:var(--display);font-size:15px;font-weight:600;color:var(--mercury)}
  .domrow .dfam{font-family:var(--mono);font-size:11px;color:var(--mercury-dim);letter-spacing:.05em;line-height:1.7}
  .domrow .dct{font-family:var(--mono);font-size:14px;color:var(--emerald);text-align:right;white-space:nowrap}
  .domtot{display:flex;justify-content:space-between;align-items:baseline;padding:16px 20px;background:rgba(233,189,85,.05);border-top:1px solid rgba(233,189,85,.24)}
  .domtot span{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--mercury-dim)}
  .domtot b{font-family:var(--display);font-size:23px;font-weight:800;color:var(--au);letter-spacing:-0.02em}

  /* adoption steps */
  .adopt,.uses{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
  .adopt-step,.use{border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg,var(--panel),var(--slate));padding:24px 22px;position:relative}
  .adopt-step::before,.use::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;border-radius:12px 12px 0 0;background:linear-gradient(90deg,var(--emerald-deep),var(--emerald))}
  .adopt-step .an,.use .un{font-family:var(--mono);font-size:11px;color:var(--mercury-faint)}
  .adopt-step h4,.use h4{font-family:var(--display);font-size:17px;font-weight:600;color:var(--mercury);margin:10px 0 8px}
  .adopt-step p,.use p{font-size:14px;line-height:1.65;color:var(--mercury-dim)}

  /* document library */
  .doc-feat{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:34px}
  .doc-hero{position:relative;border:1px solid rgba(233,189,85,.3);border-radius:14px;
    background:linear-gradient(180deg,rgba(233,189,85,.055),var(--slate));padding:30px 28px;display:flex;flex-direction:column;
    transition:transform .3s,border-color .3s,box-shadow .3s}
  .doc-hero::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;border-radius:14px 14px 0 0;background:linear-gradient(90deg,var(--emerald),var(--au))}
  .doc-hero:hover{transform:translateY(-5px);border-color:rgba(233,189,85,.55);box-shadow:0 20px 46px rgba(0,0,0,.5)}
  .doc-hero .dtag{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--au)}
  .doc-hero h3{font-family:var(--display);font-size:21px;font-weight:600;color:var(--mercury);margin:12px 0 8px}
  .doc-hero p{font-size:14px;line-height:1.62;color:var(--mercury-dim);margin-bottom:20px}
  .doc-act{margin-top:auto;display:flex;align-items:center;gap:16px;flex-wrap:wrap}

  .doc-group{margin-top:32px}
  .doc-group-h{font-family:var(--mono);font-size:10.5px;letter-spacing:.17em;text-transform:uppercase;color:var(--mercury-dim);
    margin-bottom:16px;display:flex;align-items:center;gap:12px}
  .doc-group-h::after{content:"";flex:1;height:1px;background:var(--line)}
  .doc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:12px}
  .doc{border:1px solid var(--line);border-radius:11px;background:var(--slate);padding:18px 20px;display:flex;
    align-items:center;justify-content:space-between;gap:16px;transition:transform .25s,border-color .25s,background .25s}
  .doc:hover{transform:translateY(-3px);border-color:var(--hair);background:var(--panel)}
  .doc .dcode{font-family:var(--mono);font-size:10px;letter-spacing:.13em;color:var(--mercury-faint)}
  .doc .dttl{font-family:var(--display);font-size:14.5px;font-weight:600;color:var(--mercury);margin-top:6px;line-height:1.3}
  .doc .dmeta{font-family:var(--mono);font-size:10px;color:var(--mercury-faint);margin-top:7px;letter-spacing:.05em}
  .doc .dget{font-family:var(--mono);font-size:11px;color:var(--emerald);white-space:nowrap;display:inline-flex;gap:6px;align-items:center}
  .doc .dget .arr{transition:transform .25s}
  .doc:hover .dget .arr{transform:translateY(2px)}
  .doc-note{font-family:var(--mono);font-size:11px;color:var(--mercury-faint);letter-spacing:.04em;margin-top:26px;line-height:1.8}

  @media (max-width:920px){
    .scope-hero{grid-template-columns:1fr;gap:52px;padding:112px 0 60px;min-height:auto}
    .layers{order:-1}
    .lyr:nth-child(2),.lyr:nth-child(3){margin-left:0}
    .adopt,.uses{grid-template-columns:1fr}
    .doc-feat{grid-template-columns:1fr}
    .domrow{grid-template-columns:1fr auto;gap:10px}
    .domrow .dfam{grid-column:1 / -1}
    .domrow.head span:nth-child(2){display:none}
  }
  @media (max-width:520px){
    .idbreak-legend{grid-template-columns:1fr}
    .scale-row{gap:22px}
  }

  /* --- Base Metal kit: shared marker so the four cards read as one set --- */
  .res-tile[data-kit="base-metal"]{border-color:rgba(143,160,171,.24)}
  .kit-badge{display:inline-flex;align-items:center;gap:9px;margin:2px 0 12px;
    font-family:var(--mono);font-size:9.5px;letter-spacing:0.16em;text-transform:uppercase;color:var(--mercury-dim)}
  .kit-badge .pb{width:23px;height:23px;border:1px solid var(--mercury-faint);border-radius:4px;
    display:grid;place-content:center;font-size:10px;line-height:1;color:var(--mercury-dim);position:relative;flex:none}
  .kit-badge .pb sub{position:absolute;bottom:1px;right:3px;font-size:6.5px;color:var(--mercury-faint)}
  .res-tile[data-kit="base-metal"]:hover .kit-badge .pb{border-color:var(--emerald);color:var(--emerald)}
  .kit-line{font-size:12px;line-height:1.55;color:var(--mercury-faint);
    border-left:2px solid var(--line);padding-left:11px;margin-top:12px}
  .res-open{font-family:var(--mono);font-size:12px;letter-spacing:0.04em;color:var(--emerald);display:inline-flex;align-items:center;gap:7px}
  .res-open .arr{transition:transform .25s}
  .res-open:hover .arr{transform:translateX(3px)}

  /* ============ legal page ============ */
  /* Long-form legal text. Same reading discipline as the SCOPE Bench blocks:
     generous measure, mercury body text, lifted onto panel so it never sits on ink. */
  .legal-jump{display:inline-flex;align-items:center;gap:9px;margin-top:22px;font-family:var(--mono);
    font-size:12px;letter-spacing:0.06em;color:var(--emerald);border:1px solid var(--hair);
    border-radius:6px;padding:9px 15px;transition:.25s}
  .legal-jump:hover{border-color:var(--emerald);background:rgba(33,224,160,.06)}
  .legal-jump .arr{transition:transform .25s}
  .legal-jump:hover .arr{transform:translateY(2px)}
  .legal-updated{font-family:var(--mono);font-size:11px;letter-spacing:0.14em;text-transform:uppercase;
    color:var(--mercury-faint);margin-bottom:20px}
  .read a{color:var(--emerald);border-bottom:1px solid rgba(33,224,160,.32);transition:.2s}
  .read a:hover{color:var(--au-hi);border-bottom-color:rgba(233,189,85,.5)}
  .read + .read{margin-top:16px}
  .foot-base a{color:var(--mercury-faint);transition:color .25s}
  .foot-base a:hover{color:var(--emerald)}