:root{
  --bg:#070b0e; --bg2:#0b1115; --surface:#111a20; --surface2:#16222a; --ink:#e8eef2; --muted:#8fa0ab; --line:#223039;
  --accent:#52c4c4; --accent2:#8b7bf0; --accent3:#f2b84b; --accent-ink:#04201f;
  --easy:#62c98c; --med:#e2b44c; --hard:#f08174;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --mono:ui-monospace,'SF Mono','JetBrains Mono',Menlo,Consolas,monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* top nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(7,11,14,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;height:58px}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;letter-spacing:-.01em;text-decoration:none}
.logo i{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:grid;place-items:center;color:#04121a;font:700 13px var(--mono);font-style:normal}
.nav .links{margin-left:auto;display:flex;gap:4px;align-items:center}
.nav .links a{font-size:14px;color:var(--muted);text-decoration:none;padding:7px 12px;border-radius:8px}
.nav .links a:hover,.nav .links a[aria-current]{color:var(--ink);background:var(--surface)}
.nav .links a.cta{background:var(--accent);color:var(--accent-ink);font-weight:600}
.nav .links a.cta:hover{filter:brightness(1.08)}
@media(max-width:640px){.nav .links a:not(.cta){display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font:600 15px var(--sans);padding:13px 22px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);text-decoration:none;cursor:pointer;transition:transform .15s,filter .15s,border-color .15s}
.btn:hover{transform:translateY(-2px);border-color:#34505d}
.btn.pri{background:linear-gradient(135deg,var(--accent),#6fd6c0);color:var(--accent-ink);border-color:transparent;box-shadow:0 8px 30px -8px rgba(82,196,196,.55)}
.btn.pri:hover{filter:brightness(1.08)}

/* hero */
.hero{position:relative;padding:84px 0 56px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% -10% auto;height:520px;background:radial-gradient(600px 300px at 20% 30%,rgba(82,196,196,.22),transparent 70%),radial-gradient(520px 300px at 80% 20%,rgba(139,123,240,.2),transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:44px 44px;opacity:.28;-webkit-mask-image:radial-gradient(ellipse at 50% 0,#000 20%,transparent 70%);mask-image:radial-gradient(ellipse at 50% 0,#000 20%,transparent 70%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
@media(max-width:900px){.hero .wrap{grid-template-columns:1fr}.hero{padding-top:52px}}
.pill{display:inline-flex;gap:8px;align-items:center;font:500 13px var(--mono);color:var(--accent);border:1px solid rgba(82,196,196,.35);background:rgba(82,196,196,.08);padding:6px 12px;border-radius:99px}
.pill b{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 rgba(82,196,196,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(82,196,196,0)}100%{box-shadow:0 0 0 0 rgba(82,196,196,0)}}
h1.big{font-size:clamp(38px,6.2vw,68px);line-height:1.04;letter-spacing:-.035em;margin:18px 0 18px;font-weight:800;text-wrap:balance}
.grad{background:linear-gradient(100deg,var(--accent) 0%,#9be2d3 35%,var(--accent2) 70%,var(--accent3) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:56ch;margin:0 0 28px}
.lead b{color:var(--ink);font-weight:600}
.ctas{display:flex;flex-wrap:wrap;gap:12px}
.mini{margin-top:26px;display:flex;flex-wrap:wrap;gap:8px 22px;color:var(--muted);font-size:14px}
.mini span::before{content:"✓ ";color:var(--accent)}

/* terminal card */
.term{background:linear-gradient(180deg,#0e171c,#0a1216);border:1px solid var(--line);border-radius:16px;box-shadow:0 30px 80px -30px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.02) inset;overflow:hidden}
.term .bar{display:flex;gap:7px;align-items:center;padding:12px 14px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.015)}
.term .bar i{width:11px;height:11px;border-radius:50%;background:#2a3a44}
.term .bar i:nth-child(1){background:#f08174}.term .bar i:nth-child(2){background:#e2b44c}.term .bar i:nth-child(3){background:#62c98c}
.term .bar span{margin-left:8px;font:12px var(--mono);color:var(--muted)}
.term pre{margin:0;padding:18px;font:13px/1.7 var(--mono);overflow-x:auto;color:#cfdce4}
.term .k{color:#d98ad0}.term .t{color:#6dd0d0}.term .c{color:#6f7f8a}.term .n{color:#7fb8ec}.term .s{color:#7fd39f}
.ladder{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:0 18px 18px}
.ladder div{border:1px solid var(--line);border-radius:10px;padding:10px;text-align:center;background:var(--bg2)}
.ladder small{display:block;font:600 10px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.ladder b{font:700 19px var(--mono)}
.ladder .a b{color:var(--hard)}.ladder .b b{color:var(--med)}.ladder .c b{color:var(--easy)}

/* sections */
section.blk{padding:72px 0}
section.blk.alt{background:var(--bg2);border-block:1px solid var(--line)}
.eyebrow{font:600 12px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 10px}
h2.sec{font-size:clamp(28px,4vw,42px);line-height:1.1;letter-spacing:-.03em;margin:0 0 14px;font-weight:800;text-wrap:balance}
.sub{color:var(--muted);max-width:62ch;margin:0 0 36px;font-size:17px}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:-6px}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{border:1px solid var(--line);border-radius:14px;padding:20px;background:var(--surface)}
.stat b{display:block;font:800 clamp(30px,4vw,44px)/1 var(--sans);letter-spacing:-.03em}
.stat span{color:var(--muted);font-size:14px}

/* marquee */
.marq{overflow:hidden;border-block:1px solid var(--line);padding:16px 0;background:var(--bg2);-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marq div{display:flex;gap:46px;width:max-content;animation:slide 40s linear infinite;font:700 20px var(--sans);letter-spacing:-.01em;color:#3d5360}
.marq span{white-space:nowrap}
@keyframes slide{to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.marq div,.pill b{animation:none}html{scroll-behavior:auto}}

/* cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:860px){.grid3{grid-template-columns:1fr}}
.card{border:1px solid var(--line);border-radius:16px;padding:24px;background:var(--surface);position:relative;overflow:hidden}
.card h3{margin:0 0 8px;font-size:19px;letter-spacing:-.01em}
.card p{margin:0;color:var(--muted);font-size:15px}
.card .tag{display:inline-block;font:700 11px var(--mono);letter-spacing:.1em;text-transform:uppercase;padding:4px 9px;border-radius:6px;margin-bottom:14px}
.tag.br{color:var(--hard);background:rgba(240,129,116,.1)}.tag.be{color:var(--med);background:rgba(226,180,76,.1)}.tag.bs{color:var(--easy);background:rgba(98,201,140,.1)}
.card .cx{margin-top:14px;font:600 13px var(--mono);color:var(--ink)}
.card.feat::after{content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;background:radial-gradient(var(--glow,rgba(82,196,196,.18)),transparent 70%)}
.ico{font-size:26px;margin-bottom:12px;display:block}

/* pattern roadmap */
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.pc{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;padding:18px;background:var(--surface);text-decoration:none;transition:transform .15s,border-color .15s;min-height:150px}
.pc.live:hover{transform:translateY(-3px);border-color:var(--accent)}
.pc .top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;font:600 12px var(--mono);color:var(--muted)}
.pc h3{margin:0 0 6px;font-size:17px;letter-spacing:-.01em}
.pc p{margin:0 0 12px;color:var(--muted);font-size:13.5px;flex:1}
.badge{font:700 10px var(--mono);letter-spacing:.1em;text-transform:uppercase;padding:3px 8px;border-radius:5px}
.badge.live{color:var(--accent-ink);background:var(--accent)}
.badge.soon{color:var(--muted);border:1px solid var(--line)}
.pc.soon{opacity:.62}
.pbar{height:5px;border-radius:3px;background:var(--surface2);overflow:hidden}
.pbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .6s}
.pc .pt{display:flex;justify-content:space-between;font:12px var(--mono);color:var(--muted);margin-top:7px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:s}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
.step{border-left:2px solid var(--line);padding:2px 0 2px 18px;counter-increment:s}
.step::before{content:"0" counter(s);font:700 13px var(--mono);color:var(--accent)}
.step h3{margin:4px 0 6px;font-size:17px}
.step p{margin:0;color:var(--muted);font-size:14.5px}

/* final cta */
.final{text-align:center;padding:90px 0;position:relative;overflow:hidden}
.final::before{content:"";position:absolute;inset:auto 0 -40%;height:420px;background:radial-gradient(500px 220px at 50% 50%,rgba(82,196,196,.2),transparent 70%)}
.final .wrap{position:relative}
.final .ctas{justify-content:center}
footer.ft{border-top:1px solid var(--line);padding:26px 0;color:var(--muted);font-size:14px}
footer.ft .wrap{display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between}

/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}