:root{
  --bg:#f7f8fc;--card:#ffffff;--ink:#111827;--muted:#667085;--line:#e6e8ef;--blue:#4058ff;--violet:#8b5cf6;--soft:#eef2ff;--shadow:0 24px 80px rgba(15,23,42,.10)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:radial-gradient(circle at 15% 0%,#e0e7ff 0,#f8fafc 38%,#fff 100%);color:var(--ink)}
a{color:inherit}.nav{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:18px 7vw;background:rgba(255,255,255,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,232,239,.8)}.brand{display:flex;gap:12px;align-items:center}.brand span{display:block;color:var(--muted);font-size:13px;margin-top:2px}.logo{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--violet));color:white;display:grid;place-items:center;font-weight:900;letter-spacing:-.5px}.nav nav{display:flex;gap:22px;align-items:center}.nav a{text-decoration:none;color:#344054;font-weight:650;font-size:14px}.nav .github{padding:10px 15px;border:1px solid var(--line);border-radius:999px;background:white}.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(520px,.9fr);gap:48px;align-items:center;padding:78px 7vw 54px}.pill,.eyebrow,.section-head span{display:inline-block;background:var(--soft);color:#3730a3;border:1px solid #c7d2fe;border-radius:999px;padding:8px 13px;font-weight:750;font-size:13px}.hero h1{font-size:clamp(42px,5vw,72px);line-height:.98;letter-spacing:-2.8px;margin:24px 0 22px;max-width:820px}.lead{font-size:20px;line-height:1.75;color:#4b5563;max-width:760px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin:34px 0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 20px;border-radius:16px;text-decoration:none;font-weight:800;border:1px solid var(--line);background:white;box-shadow:0 10px 30px rgba(15,23,42,.06)}.btn.primary{background:#111827;color:white;border-color:#111827}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:28px;max-width:760px}.metrics div{background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:18px;padding:16px}.metrics b{display:block}.metrics span{font-size:13px;color:var(--muted);display:block;margin-top:5px}.mock-editor{background:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.9);border-radius:30px;box-shadow:var(--shadow);overflow:hidden}.window-bar{height:54px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 18px;gap:8px;background:rgba(249,250,251,.9)}.window-bar span{width:12px;height:12px;border-radius:50%;background:#d1d5db}.window-bar span:nth-child(1){background:#f87171}.window-bar span:nth-child(2){background:#fbbf24}.window-bar span:nth-child(3){background:#34d399}.window-bar em{margin-left:10px;color:#6b7280;font-style:normal;font-size:13px;font-weight:700}.editor-grid{display:grid;grid-template-columns:160px 1fr 170px;min-height:440px}.sidebar,.panel{padding:18px;background:#f8fafc}.sidebar{border-right:1px solid var(--line)}.panel{border-left:1px solid var(--line)}h4{margin:0 0 14px}.sidebar button{display:block;width:100%;border:0;background:transparent;text-align:left;padding:10px 12px;border-radius:12px;color:#667085;font-weight:700;margin-bottom:6px}.sidebar button.active{background:white;color:#111827;box-shadow:0 8px 20px rgba(15,23,42,.06)}.canvas{display:grid;place-items:center;padding:28px;background:linear-gradient(135deg,#f7f9ff,#fff)}.poster{width:280px;min-height:350px;border-radius:28px;padding:24px;background:linear-gradient(155deg,#111827 0%,#312e81 55%,#7c3aed 100%);color:white;box-shadow:0 24px 65px rgba(49,46,129,.28);position:relative;overflow:hidden}.poster-tag{display:inline-block;padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.14);font-size:12px;font-weight:800}.poster h2{font-size:32px;line-height:1;margin:48px 0 12px}.poster p{color:#ddd6fe;line-height:1.5}.poster-image{position:absolute;right:-20px;bottom:-20px;width:190px;height:190px;border-radius:48px;background:rgba(255,255,255,.12);backdrop-filter:blur(6px)}.sphere{position:absolute;border-radius:50%;filter:blur(.2px)}.one{width:78px;height:78px;background:#fbbf24;right:28px;top:25px}.two{width:55px;height:55px;background:#60a5fa;left:26px;bottom:35px}.three{width:38px;height:38px;background:#f472b6;right:30px;bottom:32px}.panel label{display:block;margin-top:14px;color:#6b7280;font-size:12px;font-weight:800;text-transform:uppercase}.input{margin-top:7px;padding:12px;border-radius:14px;background:white;border:1px solid var(--line);font-size:13px;color:#667085}.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.chips span{font-size:12px;padding:7px 9px;background:white;border:1px solid var(--line);border-radius:999px}.generate{margin-top:18px;width:100%;border:0;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--violet));color:white;padding:12px;font-weight:850}.section{padding:70px 7vw}.section-head{max-width:780px;margin-bottom:32px}.section h2{font-size:clamp(32px,3vw,48px);line-height:1.08;letter-spacing:-1.3px;margin:14px 0}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.card{background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:26px;padding:24px;box-shadow:0 16px 45px rgba(15,23,42,.06)}.icon{width:44px;height:44px;border-radius:15px;background:var(--soft);display:grid;place-items:center;color:#4f46e5;font-weight:900}.card h3{margin:18px 0 10px}.card p,.split p,.timeline p,footer p{color:var(--muted);line-height:1.65}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:center}.diagram{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;align-items:center;gap:12px}.diagram div{background:white;border:1px solid var(--line);border-radius:20px;padding:22px;text-align:center;font-weight:800;box-shadow:0 14px 40px rgba(15,23,42,.06)}.diagram b{color:#94a3b8}.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.timeline div{border-left:3px solid #6366f1;background:white;border-radius:0 22px 22px 0;padding:22px;border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.timeline strong{color:#4f46e5}footer{display:flex;justify-content:space-between;gap:24px;align-items:center;margin:40px 7vw 0;padding:30px 0 46px;border-top:1px solid var(--line)}footer a{font-weight:800;color:#4f46e5}
@media(max-width:1050px){.hero{grid-template-columns:1fr}.mock-editor{max-width:780px}.cards,.timeline{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}.diagram{grid-template-columns:1fr}.diagram b{display:none}}@media(max-width:700px){.nav{display:block}.nav nav{margin-top:14px;flex-wrap:wrap}.hero{padding-top:42px}.metrics,.cards,.timeline{grid-template-columns:1fr}.editor-grid{grid-template-columns:1fr}.sidebar,.panel{display:none}.hero h1{letter-spacing:-1.5px}.diagram{grid-template-columns:1fr}footer{display:block}}
.card,.timeline div{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}.card.visible,.timeline div.visible{opacity:1;transform:translateY(0)}