:root{--ground:#1B0F1E;--crimson:#C0223C;--amber:#FF8A3C;--peach:#F4C78A;--indigo:#2E1B3A;--ink:#F6E9DA;--rule:rgba(244,199,138,.24);--dim:rgba(246,233,218,.68);--bar:86px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--ink);font-family:"Inter Tight",system-ui,sans-serif;font-size:15px;line-height:1.5;overflow-x:hidden;-webkit-font-smoothing:antialiased;padding-bottom:var(--bar)}
.grain{position:fixed;inset:0;background:url(texture-stipple.jpg) repeat;background-size:190px;opacity:.07;pointer-events:none;z-index:0}
main,header,footer,section{position:relative;z-index:1}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
section[id]{scroll-margin-top:70px}
.wrap{width:100%;max-width:1300px;margin:0 auto;padding:0 18px}
.note{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--dim)}
.note b{color:var(--ink);font-weight:500;font-variant-numeric:tabular-nums}
.small{font-size:13.5px;color:var(--dim);max-width:46ch}
.plate-t{font-family:"Bodoni Moda",Georgia,serif;font-weight:500;font-size:clamp(1.35rem,2.4vw,2rem);margin:0 0 10px;letter-spacing:.01em}

/* bar */
.bar{position:sticky;top:0;background:rgba(27,15,30,.95);backdrop-filter:blur(6px);border-bottom:1px solid var(--rule);z-index:30}
.bar-in{display:flex;align-items:center;justify-content:space-between;gap:12px;height:58px}
.brand{display:flex;align-items:center;gap:9px;min-width:0}
.brand img{border-radius:5px}
.brand-name{font-family:"Bodoni Moda",Georgia,serif;font-size:16px;white-space:nowrap}
.brand-tick{font-size:11px;letter-spacing:.12em;color:var(--amber);border:1px solid var(--rule);border-radius:3px;padding:2px 6px}
.nav{display:flex;align-items:center;gap:16px}
.nav a{font-size:12px;letter-spacing:.11em;text-transform:uppercase;color:var(--dim)}
.nav a:hover{color:var(--amber)}
.wbtn{background:transparent;border:1px solid var(--rule);color:var(--ink);padding:9px 13px;border-radius:3px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;min-height:38px;white-space:nowrap}
.wbtn:hover{border-color:var(--amber);color:var(--amber)}
@media(max-width:880px){.brand-name{display:none}.nav a:not([data-x]){display:none}}

/* hero, mobile first: title, intake, plate, key */
.hero{padding:18px 18px 8px}
.hero-grid{display:flex;flex-direction:column;gap:16px}
.hero-head{order:1}
.intake{order:2}
.plate-col{order:3}
.key{order:4}
.numeral{font-family:"Bodoni Moda",Georgia,serif;font-size:clamp(1.4rem,3.4vw,2.2rem);color:var(--crimson);line-height:1;letter-spacing:.08em}
.hero h1{font-family:"Bodoni Moda",Georgia,serif;font-weight:600;font-size:clamp(2rem,5.1vw,3.3rem);line-height:1.03;margin:4px 0 10px;letter-spacing:-.012em;overflow-wrap:normal;word-break:keep-all;hyphens:none}
.lede{margin:0;max-width:40ch;color:rgba(246,233,218,.84);font-size:clamp(13.5px,1.25vw,15.5px)}

.plate{margin:0;border:1px solid var(--rule);background:#150B18;transition:transform .22s ease}
.plate.systole{transform:scale(.994)}
.plate-img{position:relative}
.plate img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:52% 50%}
.leaders{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;display:none}
.leaders polyline{fill:none;stroke:rgba(244,199,138,.5);stroke-width:1;vector-effect:non-scaling-stroke;transition:stroke .18s}
.leaders polyline.on{stroke:var(--amber);stroke-width:1.7}
.cal{position:absolute;transform:translate(-50%,-50%);display:none;align-items:center;gap:6px;font-family:"Bodoni Moda",Georgia,serif;font-size:13px;color:var(--peach);cursor:default}
.cal.r{flex-direction:row-reverse}
.cal i{width:7px;height:7px;border-radius:50%;background:var(--peach);box-shadow:0 0 0 3px rgba(21,11,24,.75);transition:transform .18s,background .18s}
.cal.on i{background:var(--amber);transform:scale(1.5)}
.cal.on b{color:var(--amber)}
@media(min-width:760px){.leaders,.cal{display:flex}.plate img{aspect-ratio:21/9;max-height:300px}}
.plate figcaption{font-size:10.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--dim);padding:7px 10px;border-top:1px solid var(--rule)}

.proof{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin-top:14px;background:var(--rule);border:1px solid var(--rule)}
.proof-cell{background:var(--ground);padding:12px 13px 11px}
.proof-k{display:block;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.proof-v{display:block;font-family:"Bodoni Moda",Georgia,serif;font-size:clamp(1.9rem,4.6vw,3rem);line-height:1.08;color:var(--amber);font-variant-numeric:tabular-nums}
.proof-n{font-size:10.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--dim)}

/* margin key */
.key{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;border-top:1px solid var(--rule)}
.key-row{position:relative;display:flex;gap:9px;align-items:center;padding:9px 2px;border-bottom:1px solid var(--rule);cursor:default}
.key-row .n{font-family:"Bodoni Moda",Georgia,serif;font-size:14px;color:var(--crimson);width:13px;flex:0 0 13px}
.key-row>div{min-width:0}
.key-row .k{display:block;font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--dim)}
.key-row .v{display:block;font-size:15px;font-variant-numeric:tabular-nums;color:var(--ink);line-height:1.3}
.key-row .note{display:block;font-size:9.5px;letter-spacing:.07em}
.key-row .src{display:none;font-size:9.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--amber)}
.key-row.on{background:rgba(255,138,60,.07)}
.key-row.on .v{color:var(--amber)}
.key-row.on .note{display:none}
.key-row.on .src{display:block}

/* intake */
.intake{border:1px solid var(--rule);background:var(--indigo);padding:16px}
.intake-top{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.sys{display:flex;align-items:center;gap:7px}
.sys b{color:var(--ink)}
#sysDot{width:9px;height:9px;border-radius:50%;background:var(--crimson);display:inline-block;animation:beat 2.2s infinite}
@keyframes beat{0%,100%{transform:scale(1);opacity:.75}12%{transform:scale(1.55);opacity:1}26%{transform:scale(1);opacity:.75}}
.cd{font-variant-numeric:tabular-nums;color:var(--amber);text-transform:none;letter-spacing:.02em;font-size:13px}
.intake-t{font-family:"Bodoni Moda",Georgia,serif;font-weight:500;font-size:1.5rem;margin:10px 0 14px}
.fl{display:block;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin-bottom:6px}
.field{display:flex;align-items:center;gap:8px;border:1px solid var(--rule);background:#190E1C;padding:0 8px 0 11px;margin-bottom:12px}
.field input{flex:1;min-width:0;background:transparent;border:0;outline:none;padding:12px 0;font-size:18px;font-variant-numeric:tabular-nums}
.field input:focus-visible{outline:none}
.field:focus-within{border-color:var(--amber)}
.field input::placeholder{color:rgba(246,233,218,.3)}
.mini{background:transparent;border:1px solid var(--rule);color:var(--dim);font-size:11px;letter-spacing:.08em;text-transform:uppercase;padding:6px 8px;border-radius:3px;cursor:pointer;min-height:32px}
.mini:hover{color:var(--amber);border-color:var(--amber)}
.lock{display:flex;gap:9px;align-items:flex-start;font-size:12px;color:var(--dim);margin-bottom:14px;cursor:pointer}
.lock input{margin-top:2px;accent-color:var(--crimson);width:16px;height:16px}
.seal{width:100%;background:var(--crimson);border:1px solid #8f1930;color:#fff;padding:14px;font-size:12.5px;letter-spacing:.15em;text-transform:uppercase;border-radius:2px;cursor:pointer;min-height:48px}
.seal:hover:not(:disabled){background:#d62a46}
.seal:disabled{background:#241330;border-color:var(--rule);color:var(--dim);cursor:not-allowed}
.intake-msg{font-size:12px;color:var(--dim);margin:11px 0 0;min-height:34px}
.wline{display:flex;gap:16px;flex-wrap:wrap;margin:14px 0 0;padding-top:11px;border-top:1px solid var(--rule)}
.wline div{min-width:0}
.wline dt{font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.wline dd{margin:0;font-size:13px;font-variant-numeric:tabular-nums;word-break:break-all}

/* hero grid, tablet */
@media(min-width:760px){
  .hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(290px,340px);gap:18px 22px}
  .hero-head{grid-column:1/-1;grid-row:1}
  .plate-col{grid-column:1;grid-row:2}
  .intake{grid-column:2;grid-row:2}
  .key{grid-column:1/-1;grid-row:3;display:grid;grid-template-columns:1fr 1fr;border-top:0}
  .key-row{border-top:1px solid var(--rule);border-bottom:0}
}
/* hero grid, plate desktop */
@media(min-width:1060px){
  .hero{padding-top:16px}
  .hero-grid{grid-template-columns:minmax(0,1fr) 196px minmax(300px,330px);grid-template-rows:auto auto;gap:14px 26px}
  .hero-head{grid-column:1;grid-row:1;align-self:end;padding-bottom:4px}
  .plate-col{grid-column:1;grid-row:2}
  .key{grid-column:2;grid-row:1/3;display:flex;border-top:1px solid var(--rule);align-self:stretch}
  .key-row{flex:1;border-top:0;border-bottom:1px solid var(--rule)}
  .key-row::before{content:"";position:absolute;left:-26px;top:50%;width:26px;height:1px;background:var(--rule);transition:background .18s}
  .key-row.on::before{background:var(--amber)}
  .intake{grid-column:3;grid-row:1/3;align-self:start;position:sticky;top:72px}
}

/* ECG, fixed bottom rule of every screen */
.ecg-bar{position:fixed;left:0;right:0;bottom:0;height:var(--bar);background:#140A17;border-top:1px solid var(--rule);z-index:40}
.ecg-in{display:flex;align-items:center;gap:16px;height:100%;max-width:1300px;margin:0 auto;padding:0 18px}
#ecg{flex:1;min-width:0;height:66px;display:block}
.ecg-meta{flex:0 0 auto;max-width:34vw}
.ecg-meta.r{text-align:right}
.ecg-meta b{display:block;color:var(--amber);font-size:13px;font-weight:500;font-variant-numeric:tabular-nums;line-height:1.4;white-space:nowrap}
.ecg-meta .note b{display:inline;color:var(--ink);font-size:11px}
@media(max-width:760px){:root{--bar:66px}.ecg-in{gap:10px}#ecg{height:48px}.ecg-meta.events{display:none}.ecg-meta b{font-size:12px}.ecg-meta .note{font-size:9.5px}}
@media(max-width:430px){.ecg-meta:first-child b{white-space:normal;font-size:11px;line-height:1.2}}

/* curve */
.curve{display:grid;grid-template-columns:1fr;gap:20px;padding-top:34px;padding-bottom:34px;border-top:1px solid var(--rule);margin-top:26px}
@media(min-width:900px){.curve{grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);align-items:start}}
.ca{display:flex;align-items:center;gap:11px;border:1px solid var(--rule);padding:10px;margin:16px 0 14px;background:var(--indigo)}
.ca img{border-radius:4px;flex:0 0 34px}
.ca div{min-width:0;flex:1}
.ca-k{display:block;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.ca code{font-size:12.5px;word-break:break-all;color:var(--peach)}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);margin:0 0 14px}
@media(min-width:620px){.stats{grid-template-columns:repeat(4,1fr)}}
.stats div{background:var(--ground);padding:10px}
.stats dt{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.stats dd{margin:3px 0 0;font-size:16px;font-variant-numeric:tabular-nums;color:var(--amber)}
.prog{height:7px;background:var(--indigo);border:1px solid var(--rule);overflow:hidden}
.prog i{display:block;height:100%;width:0;background:var(--crimson);transition:width .6s ease}
.prog-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:8px}
.dexrow{display:flex;flex-wrap:wrap;gap:14px;margin-top:12px;font-size:12px;color:var(--dim)}
.trade{border:1px solid var(--rule);background:var(--indigo);padding:16px}
.tabs{display:flex;gap:1px;background:var(--rule);border:1px solid var(--rule);margin-bottom:14px}
.tab{flex:1;background:var(--ground);border:0;padding:11px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);cursor:pointer;min-height:42px}
.tab.on{background:var(--crimson);color:#fff}
.quote{font-size:13px;color:var(--peach);margin:0 0 12px;min-height:20px;font-variant-numeric:tabular-nums}
.err{font-size:12px;color:var(--crimson);margin:10px 0 0;min-height:16px;word-break:break-word}
.txlink{display:inline-block;margin-top:8px;font-size:12px;color:var(--amber);border-bottom:1px solid var(--amber)}

/* method */
.method{display:grid;grid-template-columns:1fr;gap:22px;padding-top:28px;padding-bottom:28px;border-top:1px solid var(--rule)}
@media(min-width:900px){.method{grid-template-columns:minmax(210px,.38fr) minmax(0,1fr)}}
.m-art img{width:100%;aspect-ratio:3/4;object-fit:cover;border:1px solid var(--rule)}
.steps{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule)}
.steps li{display:flex;gap:12px;background:var(--ground);padding:12px 13px;font-size:14px;color:rgba(246,233,218,.84)}
.steps li span{font-family:"Bodoni Moda",Georgia,serif;color:var(--crimson);font-size:17px;flex:0 0 16px}
.steps li b{color:var(--ink);font-weight:600}
.loop{font-family:"Bodoni Moda",Georgia,serif;font-size:clamp(1.05rem,2.3vw,1.6rem);color:var(--amber);margin:0;line-height:1.3}

.circ{padding-top:10px;padding-bottom:30px}
.circ img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--rule)}
.circ-facts{display:grid;grid-template-columns:1fr;gap:1px;background:var(--rule);border:1px solid var(--rule);border-top:0;margin:0}
@media(min-width:720px){.circ-facts{grid-template-columns:repeat(3,1fr)}}
.circ-facts div{background:var(--ground);padding:12px}
.circ-facts dt{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.circ-facts dd{margin:4px 0 0;font-size:14px}

/* register */
.register{padding-bottom:40px;border-top:1px solid var(--rule);padding-top:26px}
.reg-head{display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;align-items:baseline;margin-bottom:14px}
.reg-table{border:1px solid var(--rule)}
.reg-row{display:grid;grid-template-columns:1fr auto;gap:4px 10px;padding:10px 12px;border-bottom:1px solid var(--rule);font-size:13px;font-variant-numeric:tabular-nums;align-items:center}
@media(min-width:720px){.reg-row{grid-template-columns:160px 1fr auto}}
.reg-row:last-child{border-bottom:0}
.reg-row .w{color:var(--peach);word-break:break-all}
.reg-row .a{color:var(--amber);text-align:right}
@media(min-width:720px){.reg-row .a{text-align:left}}
.reg-row .m{grid-column:1/-1;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}
@media(min-width:720px){.reg-row .m{grid-column:auto}}
.reg-row.local{background:rgba(192,34,60,.1)}
.note.pad{display:block;padding:14px 12px}

.foot{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;border-top:1px solid var(--rule);padding-top:18px;padding-bottom:26px}
.foot-l{display:flex;align-items:center;gap:10px;font-family:"Bodoni Moda",Georgia,serif;font-size:14px}
.foot-r{display:flex;align-items:center;gap:12px;max-width:540px}
.foot-r a{color:var(--dim)}
.foot-r a:hover{color:var(--amber)}