:root{
  --bg:#0b1018;
  --bg2:#101826;
  --panel:#151d2e;
  --ink:#e9eef8;
  --muted:#9aa8c3;
  --line:#243149;
  --accent:#3d8bfd;
  --accent2:#5ee1c5;
  --warm:#f0b429;
  --grad:linear-gradient(105deg,#3d8bfd 0%,#5ee1c5 55%,#f0b429 120%);
  --radius:14px;
  --max:1100px;
  --font-display:"Fraunces",Georgia,serif;
  --font-body:"Source Sans 3",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.6;
  background:
    radial-gradient(900px 520px at 85% -5%,rgba(61,139,253,.16),transparent 55%),
    radial-gradient(800px 480px at 0% 15%,rgba(94,225,197,.10),transparent 50%),
    linear-gradient(180deg,#0b1018 0%,#0e1522 40%,#0b1018 100%);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--font-display);line-height:1.15;margin:0 0 .45em;font-weight:700}
code{background:#0c1322;border:1px solid var(--line);border-radius:6px;padding:.1em .4em;font-size:.9em;color:#cfe0ff}

.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:14px clamp(16px,5vw,40px);background:rgba(11,16,24,.78);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{font-weight:700;font-size:1.1rem;display:flex;align-items:center;gap:.45ch;font-family:var(--font-display)}
.logo{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-size:1.25em}
.brand-sub{color:var(--muted);font-weight:500;font-size:.88rem;margin-left:.25ch;font-family:var(--font-body)}
.nav-links{display:flex;gap:clamp(12px,2.4vw,28px);font-size:.95rem}
.nav-links a{color:var(--muted)}
.nav-links a:hover{color:var(--ink)}
@media(max-width:680px){.nav-links{display:none}}

.hero{padding:clamp(52px,9vw,110px) clamp(16px,5vw,40px) clamp(36px,6vw,70px)}
.hero-inner{max-width:820px;margin:0 auto;text-align:center}
.eyebrow{display:inline-block;padding:6px 14px;border:1px solid var(--line);border-radius:999px;
  color:var(--accent2);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;background:rgba(94,225,197,.06);margin-bottom:20px}
.hero h1{font-size:clamp(2.35rem,6.2vw,4.1rem);letter-spacing:-.02em}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{margin:20px auto 0;color:var(--muted);font-size:clamp(1.05rem,2.1vw,1.22rem);max-width:640px}
.lede strong{color:var(--ink);font-weight:600}
.cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin:30px 0 22px}
.btn{padding:13px 22px;border-radius:11px;font-weight:600;font-size:1rem;border:1px solid transparent;transition:transform .12s,border-color .15s}
.btn-primary{background:var(--grad);color:#071018;box-shadow:0 10px 32px rgba(61,139,253,.28)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--accent);transform:translateY(-2px)}
.proof{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.proof li{font-size:.82rem;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:var(--panel)}

.band{max-width:var(--max);margin:0 auto;padding:clamp(48px,7vw,88px) clamp(16px,5vw,40px)}
.band.alt{max-width:none;background:linear-gradient(180deg,rgba(21,29,46,.55),rgba(16,24,38,.25));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band.alt>*{max-width:var(--max);margin-left:auto;margin-right:auto}
.band h2{font-size:clamp(1.7rem,3.8vw,2.45rem);text-align:center}
.section-lede{text-align:center;color:var(--muted);max-width:640px;margin:0 auto 36px;font-size:1.05rem}
.section-note{text-align:center;color:var(--muted);font-size:.92rem;margin:22px auto 0;max-width:560px}

.stack{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:stretch}
@media(max-width:720px){.stack{grid-template-columns:1fr;}.stack-arrow{transform:rotate(90deg);justify-self:center}}
.stack-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px}
.stack-card.agent{border-color:rgba(61,139,253,.45)}
.stack-card.ksg{border-color:rgba(94,225,197,.4)}
.stack-card h3{font-size:1.35rem}
.stack-card p{color:var(--muted);margin:0 0 10px}
.stack-role{color:var(--ink)!important;font-weight:600;font-size:.92rem!important}
.stack-arrow{display:flex;align-items:center;font-size:1.6rem;color:var(--warm)}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px}
.card:hover{border-color:rgba(61,139,253,.5)}
.card h3{font-size:1.15rem}
.card p{color:var(--muted);margin:0;font-size:.96rem}

.demo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.demo{margin:0;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.demo.featured{border-color:rgba(94,225,197,.45);box-shadow:0 0 0 1px rgba(94,225,197,.12)}
.demo video{width:100%;aspect-ratio:16/9;background:#000;display:block}
.demo figcaption{padding:16px 18px}
.demo figcaption h3{font-size:1.1rem}
.demo figcaption p{color:var(--muted);font-size:.94rem;margin:0}

.split{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
@media(max-width:800px){.split{grid-template-columns:1fr;gap:24px}}
.split-text h2{text-align:left}
.split-text p{color:var(--muted)}
.ticks,.cross{list-style:none;padding:0;margin:16px 0 0}
.ticks li,.cross li{position:relative;padding-left:26px;margin:9px 0}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--accent2);font-weight:700}
.cross li{color:var(--muted)}
.cross li::before{content:"–";position:absolute;left:0;color:var(--warm);font-weight:700}
.split-media{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:12px}
.split-media img{width:100%;border-radius:10px;display:block;border:1px solid var(--line)}
.cap{display:block;text-align:center;color:var(--muted);font-size:.85rem;margin-top:10px}

.try-steps{list-style:none;counter-reset:step;padding:0;margin:0 0 28px;display:grid;gap:12px}
.try-steps li{counter-increment:step;display:grid;grid-template-columns:auto 1fr;gap:8px 14px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.try-steps li::before{content:counter(step);width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:rgba(61,139,253,.15);border:1px solid rgba(61,139,253,.4);color:var(--accent);font-weight:700;font-size:.9rem;grid-row:span 2;align-self:center}
.try-steps strong{font-family:var(--font-display);font-size:1.05rem}
.try-steps span{color:var(--muted);font-size:.95rem;grid-column:2}
.try-steps a{color:var(--accent2);text-decoration:underline;text-underline-offset:2px}

.link-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.link-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;transition:border-color .15s,transform .12s}
.link-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.link-card h3{font-size:1.08rem}
.link-card p{color:var(--muted);font-size:.93rem;margin:0 0 10px}
.link-note{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--accent2);border:1px solid var(--line);border-radius:999px;padding:3px 10px}

.honest-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:700px){.honest-grid{grid-template-columns:1fr}}
.honest-grid>div{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}

.footer{text-align:center;padding:50px 20px 64px;border-top:1px solid var(--line);color:var(--muted)}
.foot-brand{font-weight:700;color:var(--ink);font-size:1.1rem;margin-bottom:8px;display:inline-flex;gap:.5ch;align-items:center;font-family:var(--font-display)}
.footer .muted{font-size:.82rem;opacity:.7;margin-top:6px}