:root{
  --ink:#0d1b2a; --ink-2:#13263a; --paper:#f6f4ee; --card:#ffffff;
  --text:#0d1b2a; --muted:#5b6673; --muted-d:#8a9bb0; --line:#e3dfd4;
  --lime:#c6f432; --lime-ink:#1c2a00; --red:#e5484d; --green:#2f9e6a;
  --radius:14px;
  --display:"IBM Plex Sans",system-ui,sans-serif;
  --sans:"IBM Plex Sans",system-ui,-apple-system,Segoe UI,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
h1,h2,h3{margin:0;line-height:1.08;letter-spacing:-.02em}
h1{font-family:var(--display);font-weight:600;letter-spacing:-.03em;font-size:clamp(38px,5.4vw,64px)}
h1 em{font-style:normal;color:var(--lime)}
h2{font-family:var(--display);font-weight:600;letter-spacing:-.025em;font-size:clamp(28px,3.4vw,42px);margin-bottom:28px}
h3{font-size:19px;font-weight:600;letter-spacing:-.01em;margin:10px 0 8px}
.eyebrow{font:500 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0 0 18px}

.btn{display:inline-flex;align-items:center;gap:8px;background:var(--lime);color:var(--lime-ink);font-weight:600;text-decoration:none;padding:13px 22px;border-radius:999px;border:0;cursor:pointer;font-size:15px;font-family:inherit;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px -8px rgba(198,244,50,.7)}
.btn:disabled{opacity:.6;cursor:progress;transform:none}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-ghost{background:transparent;color:var(--paper);border:1px solid rgba(255,255,255,.25)}
.btn-ghost:hover{box-shadow:none;border-color:rgba(255,255,255,.6)}

.nav{position:sticky;top:0;z-index:10;background:rgba(13,27,42,.92);backdrop-filter:blur(10px);color:var(--paper);border-bottom:1px solid rgba(255,255,255,.06)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:19px;letter-spacing:-.01em}
.brand b{color:var(--lime);font-weight:700}
.links{display:flex;align-items:center;gap:26px;font-size:14.5px}
.links a:not(.btn){text-decoration:none;opacity:.8}
.links a:not(.btn):hover{opacity:1}

.hero{background:radial-gradient(1200px 500px at 85% -10%,#1d3a55 0%,transparent 60%),var(--ink);color:var(--paper);padding:80px 0 96px;overflow:hidden}
.hero .eyebrow{color:var(--muted-d)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.lede{font-size:18.5px;color:#c9d4e0;max-width:540px;margin:24px 0 32px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.stack{list-style:none;padding:0;margin:40px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.stack li{font:12px/1 var(--mono);color:var(--muted-d);border:1px solid rgba(255,255,255,.12);padding:7px 10px;border-radius:6px}

.cockpit{background:linear-gradient(180deg,#16293d,#0f2032);border:1px solid rgba(255,255,255,.09);border-radius:18px;padding:18px;box-shadow:0 40px 80px -30px rgba(0,0,0,.6);transform:rotate(-1deg)}
.ck-head{display:flex;align-items:center;gap:6px;margin-bottom:16px}
.dot{width:9px;height:9px;border-radius:50%;background:#2c4560}
.ck-title{margin-left:10px;font:12px var(--mono);color:var(--muted-d)}
.ck-tiles{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.tile{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07);border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:4px}
.tile .k{font-size:12px;color:var(--muted-d)}
.tile .v{font:500 26px/1.1 var(--mono);letter-spacing:-.02em}
.tile .v small{font-size:13px;color:var(--muted-d);margin-left:3px}
.tile .d{font:12px var(--mono)}
.d.up{color:#7ddc9f}.d.dn{color:#ff8a8d}
.ck-chart{margin-top:10px;background:rgba(255,255,255,.03);border-radius:12px;padding:12px 12px 8px}
.ck-chart svg{width:100%;height:90px;display:block}
.legend{display:flex;gap:16px;font:11px var(--mono);color:var(--muted-d);margin-top:6px}
.sw{display:inline-block;width:14px;height:2px;vertical-align:middle;margin-right:6px}
.sw.a{background:var(--lime)}.sw.b{background:var(--muted-d)}
.ck-ai{margin-top:10px;font-size:13px;color:#dfe7ef;background:rgba(198,244,50,.07);border:1px solid rgba(198,244,50,.25);border-radius:10px;padding:10px 12px}
.spark{color:var(--lime);margin-right:4px}
.ck-note{margin:10px 2px 0;font:10.5px var(--mono);color:#5f7590;text-align:right}

.section{padding:104px 0}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.features article{background:var(--paper);padding:30px 28px 34px}
.features p{color:var(--muted);margin:0;font-size:15px}
.num{font:12px var(--mono);color:var(--muted)}

.section-ink{background:var(--ink);color:var(--paper)}
.section-ink .eyebrow{color:var(--muted-d)}
.flow{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:s}
.flow li{position:relative;background:var(--ink-2);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:22px 20px}
.flow li:not(:last-child)::after{content:"→";position:absolute;right:-13px;top:50%;transform:translateY(-50%);color:var(--lime);font-size:16px;z-index:1}
.flow .lbl{display:block;font:11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--lime);margin-bottom:10px}
.flow b{display:block;font-size:17px;font-weight:600;margin-bottom:6px}
.flow p{margin:0;color:var(--muted-d);font-size:14.5px}

.sec-head{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:end;margin-bottom:40px}
.sec-head h2{margin-bottom:0}
.section-ink .lede-sm{color:var(--muted-d)}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.pillars article{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 28px}
.pillars p{color:var(--muted);margin:0;font-size:15px}
.pillars .ico{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--ink);color:var(--lime);font:500 12px var(--mono)}
.pillars-dark article{background:var(--ink-2);border-color:rgba(255,255,255,.08)}
.pillars-dark p{color:var(--muted-d)}
.pillars-dark .ico{background:rgba(198,244,50,.12)}
.ai-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
.lede-sm{font-size:17px;color:var(--muted);max-width:560px;margin:0}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.checks li{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px 16px 48px;position:relative;font-weight:500}
.checks li::before{content:"✓";position:absolute;left:18px;top:15px;width:20px;height:20px;border-radius:50%;background:var(--lime);color:var(--lime-ink);font-size:12px;display:grid;place-items:center;font-weight:700}

.section-demo{background:#ece9e0;border-top:1px solid var(--line)}
.demo-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.byline{margin-top:28px;font-size:14.5px;color:var(--muted)}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:0 30px 60px -40px rgba(13,27,42,.35)}

/* form */
.wf{display:grid;grid-template-columns:1fr 1fr;gap:18px 16px}
.wf .fld{display:flex;flex-direction:column;gap:6px;min-width:0}
.wf .fld.full{grid-column:1/-1}
.wf label,.wf legend{font-size:13.5px;font-weight:600}
.wf .req{color:var(--red);margin-left:2px}
.wf input[type=text],.wf input[type=email],.wf input[type=url],.wf input[type=tel],.wf input[type=number],.wf input[type=date],.wf input[type=time],.wf input[type=datetime-local],.wf input[type=password],.wf select,.wf textarea{
  width:100%;font:inherit;font-size:15px;color:var(--text);background:#fbfaf7;border:1px solid #d8d3c6;border-radius:10px;padding:11px 13px;transition:border-color .15s,box-shadow .15s}
.wf textarea{min-height:110px;resize:vertical}
.wf input:focus,.wf select:focus,.wf textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(13,27,42,.1)}
.wf [aria-invalid=true]{border-color:var(--red)!important}
.wf .help{font-size:12.5px;color:var(--muted);margin:0}
.wf .err{font-size:12.5px;color:var(--red);margin:0;min-height:0}
.wf .err:empty{display:none}
.wf fieldset{border:0;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}
.wf .opt{display:flex;align-items:center;gap:8px;font-size:14.5px;font-weight:400}
.wf .note{font-size:13px;color:var(--muted);background:#f3f1ea;border-radius:8px;padding:10px}
.wf .actions{grid-column:1/-1;display:flex;flex-direction:column;gap:10px;margin-top:6px}
.wf .actions .btn{justify-content:center;padding:14px}
.form-error{color:var(--red);font-size:14px;margin:0}
.thanks{text-align:center;padding:24px 8px}
.thanks .tick{width:52px;height:52px;border-radius:50%;background:var(--lime);display:grid;place-items:center;margin:0 auto 18px;font-size:24px;color:var(--lime-ink)}
.thanks p{margin:0 0 10px;font-size:17px}
.thanks button{margin-top:10px;background:none;border:0;color:var(--muted);text-decoration:underline;cursor:pointer;font:inherit;font-size:14px}
.skeleton{display:grid;gap:14px}
.skeleton span{height:44px;border-radius:10px;background:linear-gradient(90deg,#efece4,#f7f5ef,#efece4);background-size:200% 100%;animation:sh 1.2s infinite}
.skeleton .tall{height:110px}
@keyframes sh{to{background-position:-200% 0}}

.foot{background:var(--ink);color:var(--muted-d);font-size:13.5px;padding:28px 0}
.foot-in{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.fine{font-size:12px;opacity:.7}

@media (max-width:900px){
  .hero-grid,.ai-grid,.demo-grid,.sec-head{grid-template-columns:1fr;gap:40px}
  .sec-head{gap:16px}
  .pillars{grid-template-columns:1fr 1fr}
  .features{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr 1fr}
  .flow li::after{display:none}
  .cockpit{transform:none}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .links a:not(.btn){display:none}
  .hero{padding:56px 0 64px}
  .section{padding:72px 0}
  .features,.flow,.pillars{grid-template-columns:1fr}
  .wf{grid-template-columns:1fr}
  .form-card{padding:22px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.skeleton span{animation:none}.btn{transition:none}}