/* EviCortex site — shared styles (landing + docs) */
:root{
  --bg:#04050d; --bg2:#080a1a; --ink:#eef0ff; --muted:#b6bbd9; --faint:#666c96;
  --amber:#f6b84a; --amber2:#ffd98c; --rose:#ea6f95; --lilac:#a9b1ff; --teal:#5fd0c8;
  --glass:rgba(9,11,26,.8); --glass2:rgba(16,19,42,.84); --line:rgba(169,177,255,.14); --line2:rgba(169,177,255,.26);
  --sans:"Inter Tight",system-ui,-apple-system,Segoe UI,sans-serif; --serif:"Instrument Serif",Georgia,serif; --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --ease:cubic-bezier(.2,.8,.2,1); --r:22px; --gut:clamp(16px,4vw,56px); --max:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--bg);color-scheme:dark;-webkit-text-size-adjust:100%;overflow-x:clip}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{margin:0;background:transparent;color:var(--ink);font:400 17px/1.65 var(--sans);overflow-x:clip;-webkit-font-smoothing:antialiased}
::selection{background:var(--amber);color:#1a1205}
a{color:inherit}
img,svg{max-width:100%}
code{font-family:var(--mono);font-size:.86em;background:rgba(169,177,255,.1);border:1px solid var(--line);padding:.08em .38em;border-radius:6px}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:fixed;left:16px;top:-60px;z-index:200;background:var(--amber);color:#160f02;padding:10px 16px;border-radius:10px;font-weight:600;text-decoration:none;transition:top .2s}
.skip:focus{top:12px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 var(--gut)}

/* ---------- stage: canvas, vignette, grain, veil ---------- */
#ev-canvas{position:fixed;inset:0;width:100%;height:100%;z-index:-3;display:block}
.no-webgl #ev-canvas{display:none}
.no-webgl body{background:radial-gradient(1200px 700px at 70% 20%,#1a1640 0,transparent 60%),radial-gradient(900px 600px at 10% 80%,#2a1626 0,transparent 60%),var(--bg)}
.vignette{position:fixed;inset:0;z-index:-2;pointer-events:none;background:radial-gradient(120% 90% at 50% 40%,transparent 40%,rgba(0,0,0,.7) 100%)}
.vignette::before{content:"";position:absolute;inset:0;mix-blend-mode:screen;opacity:.55;background:radial-gradient(60% 50% at 78% 38%,rgba(90,60,160,.28),transparent 70%),radial-gradient(40% 40% at 15% 85%,rgba(246,184,74,.10),transparent 70%),radial-gradient(50% 45% at 50% 0%,rgba(60,80,170,.18),transparent 70%)}
.docs-page .vignette{background:linear-gradient(rgba(4,5,13,.62),rgba(4,5,13,.72)),radial-gradient(120% 90% at 50% 40%,transparent 30%,rgba(2,3,9,.85) 100%)}
.grain{position:fixed;inset:-50%;z-index:-1;pointer-events:none;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");animation:grain 1.2s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-6%,4%)}40%{transform:translate(4%,-8%)}60%{transform:translate(-8%,-2%)}80%{transform:translate(6%,6%)}100%{transform:translate(0,0)}}
@property --vr{syntax:"<length>";inherits:false;initial-value:0px}
.veil{position:fixed;inset:0;z-index:150;pointer-events:none;visibility:hidden;--x:50vw;--y:50vh;
  background:radial-gradient(circle at var(--x) var(--y),#fff4da 0,#f6b84a 4%,#8a3d6a 14%,#1a1236 34%,#04050d 62%);
  clip-path:circle(0px at var(--x) var(--y))}
.veil.go{visibility:visible;clip-path:circle(150vmax at var(--x) var(--y));transition:clip-path .85s cubic-bezier(.6,0,.3,1)}
.veil.cover{visibility:visible;clip-path:none;--vr:0px;
  -webkit-mask:radial-gradient(circle at var(--x) var(--y),transparent var(--vr),#000 calc(var(--vr) + 60px));mask:radial-gradient(circle at var(--x) var(--y),transparent var(--vr),#000 calc(var(--vr) + 60px))}
.veil.cover.open{--vr:150vmax;transition:--vr 1.15s cubic-bezier(.6,0,.2,1) .12s}
body.leaving main,body.leaving .foot{transition:opacity .6s var(--ease),transform .8s var(--ease);opacity:.2;transform:translateY(-20px)}
body.arriving main{animation:arrive 1.2s var(--ease) both .15s}
@keyframes arrive{from{opacity:0;transform:translateY(40px) scale(.985)}}

/* ---------- cursor ---------- */
.cur{position:fixed;left:0;top:0;z-index:180;pointer-events:none;border-radius:50%;transform:translate3d(-100px,-100px,0)}
.cur-dot{width:6px;height:6px;margin:-3px 0 0 -3px;background:var(--amber)}
.cur-ring{width:38px;height:38px;margin:-19px 0 0 -19px;border:1px solid rgba(246,184,74,.55);transition:width .35s var(--ease),height .35s var(--ease),margin .35s var(--ease),background .35s,border-color .35s}
.cur-ring.hover{width:70px;height:70px;margin:-35px 0 0 -35px;background:rgba(246,184,74,.1);border-color:var(--amber)}
.cur-ring.down{width:26px;height:26px;margin:-13px 0 0 -13px}
@media (pointer:coarse),(hover:none){.cur{display:none}}
@media (pointer:fine){html.has-cursor,html.has-cursor a,html.has-cursor button{cursor:none}}

/* ---------- header ---------- */
.hdr{position:fixed;top:14px;left:0;right:0;z-index:100;pointer-events:none;transition:transform .5s var(--ease)}
.hdr.hide{transform:translateY(-120%)}
.hdr .bar{pointer-events:auto;display:flex;align-items:center;gap:14px;max-width:var(--max);margin:0 auto;width:calc(100% - 2*var(--gut));padding:8px 8px 8px 18px;border-radius:999px;background:rgba(8,10,24,.55);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);position:relative;overflow:hidden}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:-.01em;text-decoration:none;font-size:1.05rem;white-space:nowrap}
.brand .mk{width:22px;height:22px;position:relative}
.brand .mk i{position:absolute;border-radius:50%}
.brand .mk i:nth-child(1){width:9px;height:9px;left:1px;top:3px;background:var(--amber);box-shadow:0 0 12px var(--amber)}
.brand .mk i:nth-child(2){width:8px;height:8px;right:1px;bottom:1px;border:1.5px solid var(--rose)}
.brand .mk i:nth-child(3){width:5px;height:5px;right:3px;top:1px;background:var(--lilac)}
.nav{display:flex;gap:2px;margin-left:auto;list-style:none;padding:0;margin-block:0}
.nav a{display:block;padding:8px 14px;border-radius:999px;text-decoration:none;color:var(--muted);font-size:.93rem;transition:color .3s,background .3s}
.nav a:hover,.nav a[aria-current]{color:var(--ink);background:rgba(169,177,255,.09)}
.hdr .gh{display:flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;background:var(--ink);color:#0a0b18;text-decoration:none;font-weight:600;font-size:.9rem;white-space:nowrap}
.hdr .gh svg{width:16px;height:16px}
.hdr .prog{position:absolute;left:0;bottom:0;height:2px;width:100%;background:linear-gradient(90deg,var(--amber),var(--rose));transform-origin:0 50%;transform:scaleX(0)}
.menu-btn,.search-btn{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:999px;padding:8px 12px;font:inherit;font-size:.88rem}
.menu-btn{display:none}
.search-btn kbd{font-family:var(--mono);font-size:.75rem;border:1px solid var(--line);border-radius:6px;padding:1px 6px}
@media (max-width:900px){
  .nav{display:none}
  .menu-btn{display:flex;margin-left:auto}
  .search-btn kbd{display:none}
  .hdr .gh span{display:none}
}

/* ---------- buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:999px;text-decoration:none;font-weight:600;font-size:1rem;border:1px solid transparent;overflow:hidden;isolation:isolate;transition:color .4s var(--ease),border-color .4s}
.btn .lbl{position:relative;z-index:1}
.btn svg{width:18px;height:18px;position:relative;z-index:1}
.btn-p{background:var(--amber);color:#170f02;box-shadow:0 10px 40px -10px rgba(246,184,74,.65)}
.btn-p::before{content:"";position:absolute;inset:0;background:var(--ink);border-radius:inherit;transform:translateY(101%);transition:transform .5s var(--ease);z-index:0}
.btn-p:hover::before{transform:none}
.btn-g{background:rgba(12,14,32,.5);border-color:var(--line2);color:var(--ink);backdrop-filter:blur(10px)}
.btn-g::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(246,184,74,.25),transparent 60%);opacity:0;transition:opacity .4s;z-index:0}
.btn-g:hover::before{opacity:1}
.btn-g:hover{border-color:rgba(246,184,74,.6)}

/* ---------- type ---------- */
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--amber);display:inline-flex;align-items:center;gap:10px;margin:0 0 22px}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor}
.display{font-weight:600;letter-spacing:-.045em;line-height:.92;margin:0}
.serif{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:-.01em}
.h2{font-size:clamp(2.3rem,5.6vw,5rem);font-weight:600;letter-spacing:-.04em;line-height:.98;margin:0 0 22px;max-width:16ch}
.h2 .serif{color:var(--amber2)}
.lead{font-size:clamp(1.05rem,1.4vw,1.25rem);color:var(--muted);max-width:60ch;margin:0}
.lead strong{color:var(--ink);font-weight:600}
[data-split] .w{display:inline-block;white-space:nowrap}
.ch{display:inline-block}
.split-mask .w{overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}

/* ---------- glass ---------- */
.glass{background:var(--glass);border:1px solid var(--line);border-radius:var(--r);backdrop-filter:blur(18px) saturate(1.2);-webkit-backdrop-filter:blur(18px) saturate(1.2);box-shadow:0 30px 80px -40px rgba(0,0,0,.8)}
.focus{position:fixed;inset:0;z-index:-2;pointer-events:none;background:rgba(3,4,10,.62);opacity:0;transition:opacity 1s var(--ease)}
body.calm .focus{opacity:1}
.docs-page .focus{opacity:1;background:rgba(3,4,10,.7)}
.scrim{position:relative;isolation:isolate}
.scrim::before{content:"";position:absolute;inset:-60px max(-110px,calc(-1 * var(--gut)));z-index:-1;pointer-events:none;background:radial-gradient(closest-side,rgba(3,4,10,.78),rgba(3,4,10,.45) 55%,transparent)}
.h2,.hero h1,.prose h1{text-shadow:0 2px 30px rgba(0,0,0,.55)}
.sec{position:relative;padding:clamp(90px,14vh,160px) 0}
.sec-head{margin-bottom:clamp(36px,6vh,64px)}

/* ---------- hero ---------- */
.hero{min-height:100svh;display:flex;align-items:center;padding:110px 0 150px;position:relative}
.hero h1{font-size:clamp(2.9rem,min(8.4vw,11.5vh),8.6rem);max-width:13ch}
.hero h1 .serif{color:var(--amber2);display:block;font-size:.9em;letter-spacing:-.02em}
.hero .lead{margin-top:30px}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:38px}
.status{display:inline-flex;align-items:center;gap:10px;padding:7px 14px 7px 10px;border-radius:999px;border:1px solid var(--line);background:rgba(12,14,32,.5);color:var(--muted);font-size:.86rem;margin-bottom:28px;backdrop-filter:blur(8px)}
.status i{width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 0 rgba(246,184,74,.6);animation:ping 2s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px rgba(246,184,74,0)}100%{box-shadow:0 0 0 0 rgba(246,184,74,0)}}
.hero-meta{position:absolute;right:var(--gut);bottom:46px;width:min(340px,40vw);padding:16px 18px}
.meter-row{display:flex;justify-content:space-between;font-size:.85rem;color:var(--muted);margin-bottom:10px;gap:10px}
.meter-row b{color:var(--ink);font-family:var(--mono);font-weight:500;white-space:nowrap}
.meter-track{height:4px;border-radius:4px;background:rgba(169,177,255,.12);overflow:hidden}
.meter-fill{height:100%;width:0;background:linear-gradient(90deg,var(--amber),var(--amber2));border-radius:inherit;box-shadow:0 0 12px var(--amber)}
.legend{display:flex;flex-wrap:wrap;gap:6px 16px;list-style:none;padding:0;margin:14px 0 0;font-size:.8rem;color:var(--muted)}
.legend span{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px;vertical-align:0}
.legend .c{background:var(--amber);box-shadow:0 0 8px var(--amber)}
.legend .s{border:1.5px solid var(--rose)}
.legend .q{width:14px;height:2px;border-radius:2px;background:#fff1cf;vertical-align:3px}
.scroll-cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;font-family:var(--mono);font-size:.7rem;letter-spacing:.2em;color:var(--faint);text-transform:uppercase}
.scroll-cue i{width:1px;height:46px;background:linear-gradient(var(--amber),transparent);animation:cue 2s var(--ease) infinite;transform-origin:top}
@keyframes cue{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}
@media (max-width:900px){.hero{flex-direction:column;align-items:stretch;justify-content:flex-end;padding-bottom:40px}.hero-meta{position:relative;right:auto;bottom:auto;width:auto;margin:40px var(--gut) 0}.scroll-cue{display:none}}

/* ---------- story (pinned) ---------- */
.story{height:340vh;position:relative}
.pin{position:sticky;top:0;height:100vh;height:100svh;display:flex;align-items:center;overflow:hidden}
.story .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center}
.steps{position:relative;min-height:340px}
.step{position:absolute;inset:0 auto auto 0;max-width:520px;padding:30px 32px;opacity:0;transform:translateY(30px);transition:opacity .6s var(--ease),transform .7s var(--ease);pointer-events:none}
.step.on{opacity:1;transform:none;pointer-events:auto}
.step .n{font-family:var(--mono);font-size:.78rem;color:var(--amber);letter-spacing:.12em}
.step h3{font-size:clamp(1.6rem,2.6vw,2.3rem);letter-spacing:-.03em;line-height:1.08;margin:12px 0 12px;font-weight:600}
.step p{color:var(--muted);margin:0}
.ctx{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:8px}
.ctx li{padding:10px 14px;border-radius:12px;background:rgba(4,5,13,.5);border:1px solid var(--line);font-family:var(--mono);font-size:.8rem;line-height:1.5}
.ctx .tag{float:right;font-size:.68rem;padding:1px 8px;border-radius:99px;margin-left:8px}
.tag.cur{background:rgba(246,184,74,.16);color:var(--amber)}
.tag.old{background:rgba(234,111,149,.16);color:var(--rose)}
.tag.kept{background:rgba(169,177,255,.12);color:var(--lilac)}
.ctx li.dim{opacity:.55;text-decoration:line-through;text-decoration-color:rgba(234,111,149,.6)}
.story-dots{position:absolute;left:var(--gut);bottom:40px;display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:.75rem;color:var(--faint)}
.story-dots i{width:34px;height:2px;background:var(--line2);border-radius:2px;overflow:hidden;position:relative}
.story-dots i b{position:absolute;inset:0;background:var(--amber);transform-origin:0;transform:scaleX(0)}
.story-q{font-size:clamp(1.2rem,2.2vw,1.8rem);font-family:var(--serif);font-style:italic;color:var(--ink);max-width:22ch;line-height:1.2}
.story-q small{display:block;font-family:var(--mono);font-style:normal;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:10px}
.cap{font-size:.78rem;color:var(--faint);margin-top:16px}
@media (max-width:900px){.story .wrap{grid-template-columns:1fr;align-content:end;padding-bottom:90px}.story-q{display:none}.steps{min-height:380px}.step{padding:22px}}

/* ---------- planes ---------- */
.planes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;perspective:1200px}
.plane{padding:30px 28px 32px;transform-style:preserve-3d;transition:transform .2s linear,border-color .4s;position:relative;overflow:hidden}
.plane::after{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(500px circle at var(--mx,50%) var(--my,0%),rgba(246,184,74,.14),transparent 40%);opacity:0;transition:opacity .4s;pointer-events:none}
.plane:hover{border-color:rgba(246,184,74,.45)}
.plane:hover::after{opacity:1}
.plane .ix{font-family:var(--mono);font-size:.75rem;color:var(--faint)}
.plane h3{font-size:1.5rem;letter-spacing:-.02em;margin:40px 0 4px;font-weight:600}
.plane .alias{font-family:var(--serif);font-style:italic;color:var(--amber2);font-size:1.2rem;margin:0 0 14px}
.plane p{color:var(--muted);margin:0;font-size:.98rem}
.plane .orb{position:absolute;right:22px;top:22px;width:46px;height:46px;border-radius:50%;border:1px solid var(--line2);display:grid;place-items:center}
.plane .orb::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--amber);box-shadow:0 0 18px var(--amber)}
.plane:nth-child(2) .orb::before{background:var(--lilac);box-shadow:0 0 18px var(--lilac)}
.plane:nth-child(3) .orb::before{background:var(--rose);box-shadow:0 0 18px var(--rose)}
@media (max-width:900px){.planes{grid-template-columns:1fr}}

/* ---------- pipeline (pinned) ---------- */
.pipe-sec{height:620vh;position:relative}
.pipe-pin .wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:40px;align-items:end;height:100%;padding-top:110px;padding-bottom:120px}
.pipe-title{align-self:start}
.pipe-title .h2{font-size:clamp(2rem,4.2vw,3.6rem)}
.stage-card{padding:30px 32px;min-height:300px;align-self:end}
.stage-num{font-size:clamp(4.5rem,10vw,8.5rem);font-weight:600;letter-spacing:-.06em;line-height:.8;color:transparent;-webkit-text-stroke:1px rgba(246,184,74,.7);margin:0 0 10px;font-variant-numeric:tabular-nums}
.stage-api{font-family:var(--mono);font-size:.82rem;color:var(--amber)}
.stage-name{font-size:clamp(1.7rem,3vw,2.6rem);letter-spacing:-.03em;margin:6px 0 14px;font-weight:600}
.stage-body{color:var(--muted)}
.stage-body ul{margin:0;padding-left:1.1em}
.stage-body li{margin:6px 0}
.rail{position:absolute;left:var(--gut);right:var(--gut);bottom:44px;max-width:calc(var(--max) - 2*var(--gut));margin:0 auto;display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.rail button{all:unset;cursor:pointer;display:flex;flex-direction:column;gap:8px;font-size:.78rem;color:var(--faint);transition:color .4s}
.rail button i{height:3px;border-radius:3px;background:var(--line2);position:relative;overflow:hidden}
.rail button i b{position:absolute;inset:0;background:var(--amber);transform:scaleX(0);transform-origin:0}
.rail button.on{color:var(--ink)}
.rail button:focus-visible{outline:2px solid var(--amber);outline-offset:4px}
@media (max-width:900px){.pipe-pin .wrap{grid-template-columns:1fr;align-content:space-between}.rail span{display:none}.stage-card{padding:22px;min-height:0}}

/* ---------- results ---------- */
.figs{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.fig{padding:34px 34px 30px;position:relative;overflow:hidden}
.fig .num{font-size:clamp(4.2rem,10vw,8.6rem);font-weight:600;letter-spacing:-.06em;line-height:.9;font-variant-numeric:tabular-nums;background:linear-gradient(180deg,#fff,#c8cbf0);-webkit-background-clip:text;background-clip:text;color:transparent}
.fig .num small{font-size:.4em;font-family:var(--serif);font-style:italic;-webkit-text-fill-color:var(--amber2);margin-left:4px}
.fig h3{font-size:1.15rem;margin:16px 0 8px;font-weight:600}
.fig p{color:var(--muted);margin:0;font-size:.97rem}
.fig p b{color:var(--ink);font-weight:500}
.fig::before{content:"";position:absolute;width:300px;height:300px;right:-120px;top:-120px;border-radius:50%;background:radial-gradient(var(--amber),transparent 65%);opacity:.14}
.fig.rose::before{background:radial-gradient(var(--rose),transparent 65%)}
.note{display:flex;gap:12px;align-items:flex-start;padding:16px 20px;color:var(--muted);font-size:.93rem;margin-bottom:18px}
.note strong{color:var(--ink)}
.note .i{flex:none;width:22px;height:22px;border-radius:50%;border:1px solid var(--lilac);color:var(--lilac);display:grid;place-items:center;font-family:var(--serif);font-style:italic;font-size:.9rem}
.charts{display:grid;grid-template-columns:1.2fr 1fr;gap:18px}
.chart{padding:26px 24px 18px;margin:0}
.chart.wide{grid-column:1/-1}
.chart h3{font-size:1.08rem;margin:0 0 4px;font-weight:600}
.chart .sub{color:var(--muted);font-size:.86rem;margin:0 0 12px}
.keys{display:flex;flex-wrap:wrap;gap:6px 18px;list-style:none;padding:0;margin:0 0 6px;font-size:.82rem;color:var(--muted)}
.keys i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:7px;vertical-align:-1px}
.chart svg{width:100%;height:auto;overflow:visible;font-family:var(--sans);font-size:13px;fill:var(--muted)}
.grid line{stroke:rgba(169,177,255,.1)}
.axis-t{fill:var(--faint);font-size:12px}
.ln-path{fill:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.ln-ev{stroke:var(--amber);filter:drop-shadow(0 0 6px rgba(246,184,74,.6))}
.ln-base{stroke:var(--lilac);stroke-dasharray:6 6;opacity:.8}
.vlab{fill:var(--ink);font-size:12.5px;font-weight:500}
.band{fill:url(#hatch)}
.band-lab{fill:var(--rose);font-size:12px;font-weight:500}
.hbars{display:grid;gap:14px;margin-top:8px}
.hb{display:grid;grid-template-columns:140px 1fr 64px;gap:14px;align-items:center;font-size:.92rem}
.hb .tr{height:12px;border-radius:12px;background:rgba(169,177,255,.08);overflow:hidden;position:relative}
.hb .fl{position:absolute;inset:0;border-radius:inherit;transform-origin:0;transform:scaleX(var(--w,1))}
.hb .zero{position:absolute;left:0;top:-3px;bottom:-3px;width:3px;background:var(--amber);box-shadow:0 0 12px var(--amber);border-radius:3px}
.hb .v{font-family:var(--mono);text-align:right}
.data-tbl{margin-top:20px;font-size:.9rem}
.data-tbl summary{cursor:pointer;color:var(--lilac)}
.tbl-scroll{overflow-x:auto;margin-top:12px}
table{border-collapse:collapse;width:100%;font-size:.9rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
thead th{color:var(--muted);font-weight:500;font-size:.82rem;text-transform:uppercase;letter-spacing:.06em}
.caveat{margin-top:18px;padding:22px 26px;display:flex;gap:16px;border-color:rgba(234,111,149,.35)}
.caveat .m{flex:none;width:34px;height:34px;border-radius:50%;background:rgba(234,111,149,.15);color:var(--rose);display:grid;place-items:center;font-weight:700}
.caveat h3{margin:0 0 4px;font-size:1.05rem}
.caveat p{margin:0;color:var(--muted)}
@media (max-width:900px){.figs,.charts{grid-template-columns:1fr}.hb{grid-template-columns:100px 1fr 54px;gap:10px}.fig{padding:26px 22px}}

/* ---------- method ---------- */
.method{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.method dl{margin:0;padding:28px 30px;display:grid;grid-template-columns:auto 1fr;gap:14px 22px}
.method dt{font-family:var(--mono);font-size:.78rem;color:var(--amber);letter-spacing:.08em;text-transform:uppercase;padding-top:3px}
.method dd{margin:0;color:var(--muted)}
.defs{padding:28px 30px;display:grid;gap:18px}
.defs b{display:block;margin-bottom:2px}
.defs p{margin:0;color:var(--muted);font-size:.95rem}
.nm-list{border-top:1px dashed var(--line2);padding-top:16px;color:var(--muted);font-size:.93rem}
.nm-list ul{margin:6px 0 0;padding-left:1.1em}
@media (max-width:900px){.method{grid-template-columns:1fr}.method dl{grid-template-columns:1fr;gap:4px 0}.method dd{margin-bottom:10px}}

/* ---------- quickstart ---------- */
.qs{display:grid;grid-template-columns:.8fr 1.2fr;gap:18px;align-items:start}
.reqs{list-style:none;margin:0;padding:26px 28px;display:grid;gap:14px}
.reqs li{display:grid;grid-template-columns:110px 1fr;gap:10px;color:var(--muted);font-size:.95rem}
.reqs b{color:var(--ink);font-weight:500}
.term{overflow:hidden;padding:0}
.term-bar{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--line)}
.term-bar .dots{display:flex;gap:6px;margin-right:8px}
.term-bar .dots i{width:10px;height:10px;border-radius:50%;background:#2a2d4a}
.term-bar .dots i:first-child{background:var(--rose)}.term-bar .dots i:nth-child(2){background:var(--amber)}.term-bar .dots i:nth-child(3){background:var(--teal)}
.tabs{display:flex;gap:4px}
.tabs button,.copy{all:unset;cursor:pointer;padding:6px 12px;border-radius:8px;font-size:.84rem;color:var(--muted);transition:.3s}
.tabs button[aria-selected=true]{background:rgba(169,177,255,.12);color:var(--ink)}
.copy{margin-left:auto;border:1px solid var(--line)}
.copy:hover{color:var(--ink);border-color:var(--amber)}
.copy:focus-visible,.tabs button:focus-visible{outline:2px solid var(--amber)}
pre{margin:0;padding:22px 24px;overflow-x:auto;font:400 .86rem/1.75 var(--mono);color:#dcdcf2;tab-size:4}
pre code{background:none;border:0;padding:0;font-size:inherit}
.k{color:var(--amber)}.s{color:#9fe3c9}.f{color:#b8c0ff}.c{color:#6c7299}
.tabpanel[hidden]{display:none}
@media (max-width:900px){.qs{grid-template-columns:1fr}}

/* ---------- roadmap ---------- */
.road{list-style:none;margin:0;padding:0;position:relative}
.road::before{content:"";position:absolute;left:15px;top:8px;bottom:8px;width:2px;background:var(--line)}
.road .draw-line{position:absolute;left:15px;top:8px;width:2px;height:calc(100% - 16px);background:linear-gradient(var(--lilac),var(--amber));transform-origin:top;transform:scaleY(0)}
.road>li{position:relative;padding:0 0 34px 56px;display:grid;grid-template-columns:150px minmax(0,1fr);gap:4px 30px}
.road>li::before{content:"";position:absolute;left:7px;top:6px;width:18px;height:18px;border-radius:50%;background:var(--bg);border:2px solid var(--faint)}
.road>li.done::before{background:var(--lilac);border-color:var(--lilac)}
.road>li.now::before{background:var(--amber);border-color:var(--amber);box-shadow:0 0 0 7px rgba(246,184,74,.18),0 0 24px var(--amber)}
.road .st{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);padding-top:3px}
.road .now .st{color:var(--amber)}
.road h3{margin:0 0 4px;font-size:1.15rem;font-weight:600}
.road p{margin:0;color:var(--muted)}
.road .now .body{padding:22px 24px}
.phases{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:12px}
.phases li{padding-left:14px;border-left:2px solid rgba(246,184,74,.45)}
.phases b{display:block;font-size:.88rem;color:var(--amber);font-weight:600}
.phases span{color:var(--muted);font-size:.95rem}
@media (max-width:760px){.road>li{grid-template-columns:1fr;padding-left:48px}}

/* ---------- docs cards & paper ---------- */
.doc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.doc-card{display:flex;flex-direction:column;gap:8px;padding:26px 24px;text-decoration:none;position:relative;overflow:hidden;transition:border-color .4s,transform .5s var(--ease)}
.doc-card:hover{border-color:rgba(246,184,74,.5);transform:translateY(-4px)}
.doc-card .ix{font-family:var(--mono);font-size:.75rem;color:var(--faint)}
.doc-card h3{margin:22px 0 0;font-size:1.25rem;font-weight:600;letter-spacing:-.02em}
.doc-card p{margin:0;color:var(--muted);font-size:.93rem}
.doc-card .arr{position:absolute;right:22px;top:22px;width:34px;height:34px;border-radius:50%;border:1px solid var(--line2);display:grid;place-items:center;transition:.4s var(--ease)}
.doc-card:hover .arr{background:var(--amber);border-color:var(--amber);color:#170f02;transform:rotate(-45deg)}
@media (max-width:900px){.doc-grid{grid-template-columns:1fr}}
.paper{display:grid;grid-template-columns:1fr .8fr;gap:clamp(30px,6vw,90px);align-items:center;padding:clamp(28px,5vw,60px)}
.ms{aspect-ratio:8.5/11;max-width:330px;width:100%;justify-self:center;background:#eceaf4;color:#16182e;border-radius:6px;padding:12% 11%;box-shadow:0 40px 80px -30px rgba(0,0,0,.8),0 0 80px -20px rgba(246,184,74,.35);transform:rotate(-4deg) translateZ(0);position:relative}
.ms-t{font-family:var(--serif);font-size:clamp(1.1rem,2.2vw,1.45rem);line-height:1.12;margin-bottom:6%}
.ms-a{font-size:.78rem;color:#4b4f72;margin-bottom:9%}
.ms-l{height:7px;border-radius:4px;background:#cdcadc;margin-bottom:9px}
.ms-l.s{width:70%}.ms-l.m{width:86%}
.ms-st{position:absolute;right:9%;bottom:10%;transform:rotate(-12deg);border:2px solid #c2577a;color:#c2577a;padding:6px 12px;border-radius:8px;font-weight:700;font-size:.85rem}
@media (max-width:900px){.paper{grid-template-columns:1fr}}

/* ---------- footer ---------- */
.foot{padding:70px 0 46px;border-top:1px solid var(--line);margin-top:40px;background:linear-gradient(transparent,rgba(4,5,13,.8))}
.foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:30px}
.foot p{color:var(--muted);max-width:44ch;font-size:.93rem}
.foot ul{list-style:none;padding:0;margin:0;display:grid;gap:8px;font-size:.93rem}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--amber)}
.foot .big{font-size:clamp(3rem,13vw,12rem);font-weight:600;letter-spacing:-.06em;line-height:.8;color:transparent;-webkit-text-stroke:1px rgba(169,177,255,.25);width:100%;margin-top:30px;user-select:none}

/* ---------- docs layout ---------- */
.docs-shell{display:grid;grid-template-columns:250px minmax(0,1fr) 210px;gap:32px;max-width:1360px;margin:0 auto;padding:110px var(--gut) 60px}
.side{position:sticky;top:96px;align-self:start;max-height:calc(100vh - 116px);overflow:auto;padding:18px 14px;font-size:.92rem}
.side h4{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin:16px 10px 6px;font-weight:500}
.side h4:first-child{margin-top:4px}
.side a{display:block;padding:7px 10px;border-radius:10px;text-decoration:none;color:var(--muted);transition:.25s;position:relative}
.side a:hover{color:var(--ink);background:rgba(169,177,255,.07)}
.side a[aria-current]{color:var(--ink);background:rgba(246,184,74,.12)}
.side a[aria-current]::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:2px;border-radius:2px;background:var(--amber)}
.article{min-width:0;padding:clamp(24px,4vw,54px);background:rgba(8,10,22,.9)}
.crumbs{font-family:var(--mono);font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
.crumbs a{text-decoration:none;color:var(--amber)}
.prose{font-size:1.03rem;line-height:1.78;color:#d8dbf2}
.prose h1{font-size:clamp(2.2rem,4.6vw,3.7rem);letter-spacing:-.04em;line-height:1.02;color:var(--ink);margin:0 0 26px;font-weight:600}
.prose h2{font-size:clamp(1.5rem,2.4vw,2rem);letter-spacing:-.025em;color:var(--ink);margin:2.2em 0 .6em;font-weight:600;scroll-margin-top:100px}
.prose h3{font-size:1.25rem;color:var(--ink);margin:1.8em 0 .5em;font-weight:600;scroll-margin-top:100px}
.prose h4{font-size:1.05rem;color:var(--ink);margin:1.5em 0 .4em;scroll-margin-top:100px}
.prose .hl{opacity:0;margin-left:8px;text-decoration:none;color:var(--faint);transition:opacity .2s}
.prose :is(h2,h3,h4):hover .hl{opacity:1}
.prose a{color:var(--amber2);text-decoration:underline;text-decoration-color:rgba(246,184,74,.4);text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--amber)}
.prose strong{color:var(--ink)}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin:.3em 0}
.prose li::marker{color:var(--amber)}
.prose blockquote{margin:1.4em 0;padding:14px 20px;border-left:3px solid var(--lilac);background:rgba(169,177,255,.06);border-radius:0 12px 12px 0;color:var(--muted)}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}
.prose table{display:block;overflow-x:auto;margin:1.4em 0;border:1px solid var(--line);border-radius:14px}
.prose th{background:rgba(169,177,255,.06)}
.prose .codewrap{position:relative;margin:1.4em 0;border:1px solid var(--line);border-radius:14px;background:rgba(4,5,13,.7);overflow:hidden}
.prose .codewrap .copy{position:absolute;top:8px;right:8px;margin:0;background:rgba(12,14,32,.8);font-size:.76rem;opacity:0;transition:opacity .2s}
.prose .codewrap:hover .copy,.prose .codewrap .copy:focus-visible{opacity:1}
.prose .codewrap .lang{position:absolute;left:14px;top:8px;font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.prose .codewrap pre{padding-top:32px}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:60px}
.pager a{padding:18px 20px;border:1px solid var(--line);border-radius:16px;text-decoration:none;transition:.3s}
.pager a:hover{border-color:var(--amber)}
.pager small{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
.pager .nx{text-align:right;grid-column:2}
.toc{position:sticky;top:110px;align-self:start;font-size:.85rem;max-height:calc(100vh - 130px);overflow:auto}
.toc h4{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin:0 0 10px;font-weight:500}
.toc ul{list-style:none;margin:0;padding:0;border-left:1px solid var(--line)}
.toc ul ul{border:0;padding-left:12px}
.toc a{display:block;padding:5px 0 5px 14px;margin-left:-1px;border-left:1px solid transparent;text-decoration:none;color:var(--faint);transition:.25s}
.toc a:hover{color:var(--ink)}
.toc a.on{color:var(--amber);border-left-color:var(--amber)}
.side-btn{display:none}
@media (max-width:1180px){.docs-shell{grid-template-columns:240px minmax(0,1fr)}.toc{display:none}}
@media (max-width:860px){
  .docs-shell{grid-template-columns:1fr;padding-top:96px}
  .side{position:fixed;inset:0 auto 0 0;width:min(300px,86vw);max-height:none;z-index:120;border-radius:0 22px 22px 0;padding-top:24px;transform:translateX(-105%);transition:transform .45s var(--ease);background:rgba(8,10,24,.95)}
  .side.open{transform:none}
  .side-btn{display:inline-flex;margin-bottom:14px}
}
/* pygments */
.codehilite .k,.codehilite .kn,.codehilite .kd,.codehilite .kc,.codehilite .ow{color:var(--amber)}
.codehilite .s,.codehilite .s1,.codehilite .s2,.codehilite .sd,.codehilite .sa,.codehilite .se{color:#9fe3c9}
.codehilite .nf,.codehilite .nc,.codehilite .nb,.codehilite .fm{color:#b8c0ff}
.codehilite .c,.codehilite .c1,.codehilite .cm,.codehilite .ch{color:#6c7299;font-style:italic}
.codehilite .mi,.codehilite .mf,.codehilite .m{color:var(--rose)}
.codehilite .o,.codehilite .p{color:#9aa0c3}
.codehilite .nd{color:var(--teal)}

/* ---------- search ---------- */
.search{position:fixed;inset:0;z-index:170;display:none;align-items:flex-start;justify-content:center;padding:12vh 16px 16px;background:rgba(2,3,9,.6);backdrop-filter:blur(6px)}
.search.open{display:flex}
.search .box{width:min(640px,100%);overflow:hidden;animation:pop .35s var(--ease);background:rgba(10,12,28,.96)}
@keyframes pop{from{opacity:0;transform:translateY(-12px) scale(.98)}}
.search input{width:100%;padding:20px 22px;background:transparent;border:0;border-bottom:1px solid var(--line);color:var(--ink);font:inherit;font-size:1.1rem;outline:none}
.search ul{list-style:none;margin:0;padding:8px;max-height:55vh;overflow:auto}
.search li a{display:block;padding:12px 14px;border-radius:12px;text-decoration:none}
.search li a.sel,.search li a:hover{background:rgba(246,184,74,.12)}
.search li small{display:block;color:var(--faint);font-size:.78rem}
.search li span{display:block;color:var(--muted);font-size:.86rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.search mark{background:none;color:var(--amber)}
.search .empty{padding:20px;color:var(--faint)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .story,.pipe-sec{height:auto}.pin{position:relative;height:auto;padding:120px 0}
  .step{position:relative;opacity:1;transform:none;margin-bottom:16px}.steps{min-height:0}
  .grain{display:none}
}
.road>li.draw-line{position:absolute;padding:0;display:block}
.road>li.draw-line::before{display:none}
@media (max-width:900px){.pipe-title .lead{display:none}}

/* mobile menu overlay */
.mnav{position:fixed;inset:0;z-index:95;display:flex;flex-direction:column;justify-content:center;padding:110px 28px 40px;background:rgba(4,5,13,.9);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  clip-path:circle(0px at calc(100% - 120px) 44px);visibility:hidden;transition:clip-path .7s cubic-bezier(.75,0,.25,1),visibility 0s .7s}
body.menu-open .mnav{clip-path:circle(150vmax at calc(100% - 120px) 44px);visibility:visible;transition:clip-path .7s cubic-bezier(.75,0,.25,1)}
.mnav ul{list-style:none;margin:0;padding:0}
.mnav li{overflow:hidden}
.mnav ul a{display:flex;align-items:baseline;gap:14px;padding:10px 0;font-size:clamp(2.2rem,10vw,3.6rem);font-weight:600;letter-spacing:-.04em;text-decoration:none;color:var(--ink);transform:translateY(110%);transition:transform .7s var(--ease),color .3s}
.mnav ul a small{font-family:var(--mono);font-size:.8rem;color:var(--amber);letter-spacing:.1em;font-weight:400}
.mnav ul a:hover,.mnav ul a:focus-visible{color:var(--amber2)}
body.menu-open .mnav ul a{transform:none;transition-delay:calc(.18s + var(--i) * .06s)}
.mnav .mfoot{margin-top:34px;display:flex;flex-wrap:wrap;gap:12px;opacity:0;transition:opacity .5s .5s}
body.menu-open .mnav .mfoot{opacity:1}
@media (min-width:901px){.mnav{display:none}}
.side-scrim{position:fixed;inset:0;z-index:119;background:rgba(2,3,9,.6);opacity:0;pointer-events:none;transition:opacity .4s}
body.side-open .side-scrim{opacity:1;pointer-events:auto}