@font-face{font-family:"Bricolage";src:url("../fonts/bricolage-grotesque-latin-500-normal.woff2") format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Bricolage";src:url("../fonts/bricolage-grotesque-latin-700-normal.woff2") format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Plex";src:url("../fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Plex";src:url("../fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Plex";src:url("../fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"PlexMono";src:url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");font-weight:400;font-display:swap}

:root{
  color-scheme:light;
  --ink:#120F26;
  --violet:#7B3FF2;
  --violet-deep:#5B21D9;
  --pink:#FF3E8A;
  --cyan:#00B4F0;
  --sun:#FFC53D;
  --paper:#FFFFFF;
  --soft:#F7F4FF;
  --line:#ECE7F9;
  --text:#120F26;
  --muted:#5E5A7A;
  --surface:#FFFFFF;
  --header:rgba(255,255,255,.86);
  --display:"Bricolage","Segoe UI",system-ui,sans-serif;
  --body:"Plex","Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:"PlexMono",ui-monospace,Menlo,Consolas,monospace;
  --wrap:1200px;
  --grad:linear-gradient(100deg,var(--violet) 0%,var(--pink) 55%,var(--cyan) 100%);
}
@media (prefers-color-scheme:dark){
  :root{
    color-scheme:dark;
    --paper:#0D0B1C;
    --soft:#15122B;
    --line:#2A2550;
    --text:#F4F2FF;
    --muted:#B4AFD6;
    --surface:#191533;
    --header:rgba(13,11,28,.86);
  }
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--paper);color:var(--text);font:400 1.0625rem/1.6 var(--body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);line-height:1.05;margin:0 0 .5em;letter-spacing:-.025em}
h2{font-size:clamp(2.1rem,4.4vw,3.4rem);font-weight:700}
h3{font-size:1.3rem;font-weight:500;letter-spacing:-.01em}
p{margin:0 0 1em}
:focus-visible{outline:3px solid var(--pink);outline-offset:3px;border-radius:4px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(20px,4vw,40px)}
.skip{position:absolute;left:-9999px;top:8px;background:var(--surface);padding:8px 14px;z-index:100;border-radius:6px}
.skip:focus{left:8px}

/* buttons */
.btn{display:inline-block;background:var(--violet);color:#fff;text-decoration:none;font-weight:600;padding:.85em 1.4em;border-radius:8px;transition:background .15s,transform .15s}
.btn:hover{background:var(--violet-deep)}
.btn:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--text);box-shadow:inset 0 0 0 2px var(--text)}
.btn-ghost:hover{background:var(--text);color:var(--paper)}
.btn-small{padding:.55em 1.05em;font-size:.95rem}
.btn-large{font-size:1.1rem;padding:1em 1.6em}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:var(--header);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font:700 1.5rem/1 var(--display);letter-spacing:-.04em}
.brand-mark{width:30px;height:30px;color:var(--violet)}
.site-nav{display:flex;align-items:center;gap:28px}
.site-nav a:not(.btn){text-decoration:none;color:var(--muted);font-weight:500}
.site-nav a:not(.btn):hover{color:var(--text)}
.nav-toggle{display:none;background:none;border:2px solid var(--text);color:var(--text);font:600 .95rem var(--body);padding:.4em .9em;border-radius:8px;cursor:pointer}

/* hero */
.hero{position:relative;overflow:hidden;padding:clamp(64px,9vw,112px) 0 clamp(72px,10vw,120px)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:var(--grad)}
.hero-graph{position:absolute;inset:0;width:100%;height:100%;max-width:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(40px,6vw,80px);align-items:center}
.hero h1{font-size:clamp(2.8rem,6.6vw,5.6rem);font-weight:700;letter-spacing:-.045em;max-width:11ch}
.lede{font-size:clamp(1.1rem,1.6vw,1.25rem);color:var(--muted);max-width:52ch;margin-bottom:2em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}

/* run trace — the one bold, animated element */
.trace{margin:0;position:relative;background:#120F26;color:#F4F2FF;border-radius:14px;padding:22px 24px 10px;box-shadow:0 40px 80px -36px rgba(123,63,242,.6)}
.trace::before{content:"";position:absolute;inset:-2px;border-radius:16px;background:var(--grad);z-index:-1}
.trace-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12);margin-bottom:6px}
.trace-title{font:500 1.05rem var(--display);white-space:nowrap}
.trace-id{font:400 .8rem var(--mono);color:#A9A3CF}
.trace-steps{list-style:none;margin:0;padding:0;position:relative}
.trace-steps::before{content:"";position:absolute;left:7px;top:24px;bottom:30px;width:2px;background:rgba(255,255,255,.12)}
.step{position:relative;display:flex;gap:18px;padding:13px 0}
.step .dot{flex:none;width:16px;height:16px;margin-top:4px;border-radius:50%;background:#120F26;border:2.5px solid var(--violet);position:relative;z-index:1}
.step strong{display:block;font-weight:500}
.step code{font:400 .82rem var(--mono);color:#A9A3CF}
.s2 .dot{border-color:#A26BFF}
.s3 .dot{border-color:var(--pink)}
.s4 .dot{border-color:var(--sun)}
.s5 .dot{background:var(--cyan);border-color:var(--cyan)}

@media (prefers-reduced-motion:no-preference){
  .step{opacity:0;animation:stepIn .5s ease-out forwards}
  .step .dot{animation:dotOn .45s ease-out forwards}
  .s1,.s1 .dot{animation-delay:.3s}
  .s2,.s2 .dot{animation-delay:.9s}
  .s3,.s3 .dot{animation-delay:1.5s}
  .s4,.s4 .dot{animation-delay:2.1s}
  .s5,.s5 .dot{animation-delay:2.9s}
  @keyframes stepIn{from{opacity:0;transform:translateX(-8px)}to{opacity:1;transform:none}}
  @keyframes dotOn{0%{box-shadow:0 0 0 0 rgba(255,62,138,.7)}100%{box-shadow:0 0 0 9px rgba(255,62,138,0)}}
}

/* sections */
.section{padding:clamp(72px,10vw,120px) 0}
.section-tint{background:var(--soft)}
.section-intro{font-size:1.15rem;color:var(--muted);max-width:60ch;margin-bottom:3rem}

/* capabilities */
.split{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(40px,6vw,96px);align-items:start}
.split-head{position:sticky;top:110px}
.split-head p{color:var(--muted);font-size:1.15rem;max-width:36ch}
.cap{display:grid;grid-template-columns:48px 1fr;gap:22px;padding:32px 0;border-top:1px solid var(--line)}
.cap:first-child{border-top:0;padding-top:0}
.cap-icon{width:48px;height:48px}
.cap p{color:var(--muted);max-width:62ch}
.cap ul{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.cap li{font-size:.9rem;padding:.3em .75em;border-radius:6px;background:var(--soft);border:1px solid var(--line)}

/* use cases */
.uc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.uc{background:var(--surface);border:1.5px solid var(--line);border-radius:12px;padding:30px 28px;transition:border-color .15s}
.uc:hover{border-color:var(--violet)}
.uc p{color:var(--muted);margin:0}
.uc-wide{grid-column:span 2;background:var(--violet);border-color:var(--violet);color:#fff;padding:44px 40px}
.uc-wide:hover{border-color:var(--violet)}
.uc-wide h3{font-size:2rem;font-weight:700}
.uc-wide p{color:#EDE4FF;font-size:1.12rem;max-width:56ch}
.uc:last-child{grid-column:1/-1}

/* controls — calm, readable grid */
.controls{margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.control{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:26px 24px}
.control dt{display:flex;align-items:center;gap:12px;font:500 1.2rem var(--display);margin-bottom:10px}
.ctl-icon{flex:none;width:40px;height:40px;padding:9px;border-radius:10px;background:var(--surface);color:var(--violet);box-shadow:inset 0 0 0 1px var(--line)}
.control dd{margin:0;color:var(--muted);line-height:1.6}

/* timeline — a real sequence */
.timeline{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative}
.timeline::before{content:"";position:absolute;top:22px;left:22px;right:22px;height:3px;background:var(--grad)}
.timeline li{position:relative}
.t-num{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:var(--paper);border:2.5px solid var(--violet);font:700 1.15rem var(--display);color:var(--violet);margin-bottom:20px;position:relative}
.timeline li:nth-child(2) .t-num{border-color:var(--pink);color:var(--pink)}
.timeline li:nth-child(3) .t-num{border-color:#C04FD0;color:#C04FD0}
.timeline li:last-child .t-num{background:var(--cyan);border-color:var(--cyan);color:#fff}
.timeline p{color:var(--muted)}

/* tools with logos */
.tools{background:var(--paper)}
.tool-groups{display:grid;gap:18px}
.tool-group{display:grid;grid-template-columns:260px 1fr;gap:32px;background:var(--soft);border:1.5px solid var(--line);border-radius:14px;padding:28px}
.tool-group-head h3{margin-bottom:.35em}
.tool-group-head p{color:var(--muted);font-size:.95rem;margin:0}
.tool-group:nth-child(1) .tool-group-head h3{color:var(--violet)}
.tool-group:nth-child(2) .tool-group-head h3{color:var(--pink)}
.tool-group:nth-child(3) .tool-group-head h3{color:#C04FD0}
.tool-group:nth-child(4) .tool-group-head h3{color:#0093C7}
.logos{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}
.logos li{background:var(--surface);display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;border:1px solid var(--line);font-weight:500;font-size:.95rem;transition:border-color .15s,transform .15s}
.logos li:hover{border-color:var(--violet);transform:translateY(-1px)}
.logo-chip{flex:none;display:grid;place-items:center;width:42px;height:42px;border-radius:9px;background:#fff;box-shadow:inset 0 0 0 1px #ECE7F9}
.logo-chip img{width:26px;height:26px}
.tm-note{margin:20px 0 0;font-size:.85rem;color:var(--muted)}

/* contact */
.contact{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.contact::before{content:"";position:absolute;left:0;right:0;top:0;height:6px;background:var(--grad)}
.contact-inner{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.contact h2{font-size:clamp(2.6rem,5.4vw,4.4rem)}
.contact p{color:#BDB8DD;font-size:1.15rem;max-width:50ch}
.contact .btn{background:var(--pink)}
.contact .btn:hover{background:#E62C76}
.contact-meta{margin-top:1.2rem;font-size:1rem!important}

/* footer */
.site-footer{background:var(--ink);border-top:1px solid rgba(255,255,255,.08);color:#A9A3CF;padding:28px 0;font-size:.95rem}
.footer-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-inner p{margin:0}
.footer-inner nav{display:flex;gap:24px}
.footer-inner a{text-decoration:none}
.footer-inner a:hover{color:#fff}

/* plain pages */
.page{padding:72px 0 96px}
.page .wrap{max-width:780px}
.page h1{font-size:clamp(2.2rem,5vw,3.4rem)}
.page h2{font-size:1.5rem;margin-top:2em}
.page p,.page li{color:var(--muted)}
.notfound{min-height:60vh;display:grid;place-items:center}

/* responsive */
@media (max-width:960px){
  .hero-inner,.split,.contact-inner{grid-template-columns:1fr}
  .split-head{position:static}
  .uc-grid{grid-template-columns:1fr 1fr}
  .controls{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:1fr 1fr;row-gap:40px}
  .timeline::before{display:none}
  .tool-group{grid-template-columns:1fr;gap:18px}
}
@media (max-width:760px){
  .nav-toggle{display:block}
  .site-nav{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:18px;padding:20px clamp(20px,4vw,40px) 28px;background:var(--paper);border-bottom:1px solid var(--line)}
  .site-nav.open{display:flex}
  .uc-grid{grid-template-columns:1fr}
  .uc-wide,.uc:last-child{grid-column:auto}
  .controls{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .logos{grid-template-columns:1fr 1fr}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}