:root{
  --bg:#0b0c14; --bg-2:#11121c; --card:#15172300; --card-bg:#161827; --border:#262a3d;
  --text:#e8e9f3; --muted:#9aa0bf; --accent:#6d5efc; --accent-2:#a78bfa; --green:#34d399;
  --radius:16px; --maxw:1120px;
  --shadow:0 10px 40px rgba(0,0,0,.35);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,sans-serif;
}
[data-theme="light"]{
  --bg:#f7f7fb; --bg-2:#ffffff; --card-bg:#ffffff; --border:#e6e6f0;
  --text:#15172a; --muted:#5b6080; --shadow:0 10px 30px rgba(20,20,50,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em}
h1{font-size:clamp(2rem,5vw,3.4rem);letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,3.5vw,2.2rem);letter-spacing:-.01em}
p{margin:0 0 1em}
.muted{color:var(--muted)}
.small{font-size:.85rem}
.center{text-align:center}
.grad{background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hidden{display:none!important}

/* nav */
.nav{display:flex;align-items:center;justify-content:space-between;max-width:var(--maxw);margin:0 auto;padding:18px 22px}
.brand{display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:1.15rem}
.dot{width:11px;height:11px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(52,211,153,.18)}
.nav nav{display:flex;align-items:center;gap:20px}
.nav nav a{color:var(--muted);font-size:.95rem}
.nav nav a:hover{color:var(--text)}
.theme-toggle{background:transparent;border:1px solid var(--border);color:var(--text);width:36px;height:36px;border-radius:10px;cursor:pointer;font-size:1rem}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:12px;font-weight:600;font-size:.95rem;cursor:pointer;border:1px solid transparent;transition:transform .12s,box-shadow .2s,background .2s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 8px 24px rgba(109,94,252,.35)}
.btn-primary:hover{box-shadow:0 10px 30px rgba(109,94,252,.5)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent)}
.btn.full{width:100%}
.btn.small{padding:7px 12px;font-size:.85rem}

/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;max-width:var(--maxw);margin:40px auto 20px;padding:30px 22px 60px}
.pill-badge{display:inline-block;background:var(--card-bg);border:1px solid var(--border);color:var(--muted);padding:6px 13px;border-radius:999px;font-size:.82rem;margin-bottom:18px}
.lede{font-size:1.18rem;color:var(--muted);max-width:36ch}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0 18px}
.code-snippet{background:var(--bg-2);border:1px solid var(--border);border-radius:12px;padding:14px 16px;overflow-x:auto;margin-bottom:10px}
.code-snippet code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.82rem;color:var(--accent-2);white-space:nowrap}
.hero-demo{display:flex;justify-content:center}
.fake-card{position:relative;background:var(--card-bg);border:1px solid var(--border);border-radius:20px;padding:18px;width:300px;box-shadow:var(--shadow)}
.fake-img{height:150px;border-radius:12px;background:linear-gradient(135deg,#2a2147,#3a2b6b)}
.fake-line{height:12px;border-radius:6px;background:var(--border);margin-top:14px}
.fake-line.w70{width:70%}.fake-line.w40{width:40%}
.fake-card .lp-pill{position:absolute;bottom:14px;left:14px;display:inline-flex;align-items:center;gap:8px;background:rgba(17,18,28,.92);color:#fff;padding:9px 14px;border-radius:999px;font-size:13px;border:1px solid rgba(255,255,255,.08)}
.lp-pill strong{color:var(--accent-2)}
.lp-eye{width:8px;height:8px;border-radius:50%;background:var(--green);display:inline-block;animation:beat 1.8s infinite}
@keyframes beat{0%,100%{opacity:1}50%{opacity:.4}}

/* features */
.features{max-width:var(--maxw);margin:0 auto;padding:50px 22px;text-align:center}
.features h2{margin-bottom:36px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:left}
.feature{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.feature h3{font-size:1.1rem}
.feature p{color:var(--muted);font-size:.95rem;margin:0}
.ficon{font-size:1.6rem;margin-bottom:10px}

/* cta band */
.cta-band{text-align:center;max-width:var(--maxw);margin:30px auto;padding:60px 22px;background:linear-gradient(135deg,rgba(109,94,252,.14),rgba(167,139,250,.08));border:1px solid var(--border);border-radius:24px}
.cta-band p{color:var(--muted)}

/* pricing */
.pricing-wrap{max-width:920px;margin:0 auto;padding:50px 22px;text-align:center}
.price-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:34px;text-align:left}
.price-card{position:relative;background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.price-card.featured{border-color:var(--accent);box-shadow:0 12px 40px rgba(109,94,252,.22)}
.price-card h3{font-size:1.2rem}
.price{font-size:2rem;font-weight:800;margin:6px 0 16px}
.price span{font-size:.95rem;color:var(--muted);font-weight:500}
.price-card ul{list-style:none;padding:0;margin:0 0 22px}
.price-card li{padding:7px 0;border-bottom:1px solid var(--border);font-size:.95rem}
.ribbon{position:absolute;top:-12px;right:18px;background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#fff;font-size:.72rem;font-weight:700;padding:4px 12px;border-radius:999px}

/* demo */
.demo-wrap{max-width:var(--maxw);margin:0 auto;padding:40px 22px 120px;text-align:center}
.demo-stage{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:30px;text-align:left}
.demo-product,.demo-controls{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.demo-photo{font-size:4rem;text-align:center;padding:20px;background:var(--bg-2);border-radius:12px;margin-bottom:16px}
.emoji-row{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0}
.emoji-row button{font-size:1.6rem;background:var(--bg-2);border:1px solid var(--border);border-radius:12px;width:54px;height:54px;cursor:pointer;transition:transform .12s}
.emoji-row button:hover{transform:scale(1.12);border-color:var(--accent)}

/* dashboard */
.dash{max-width:760px;margin:0 auto;padding:40px 22px 100px}
.auth-card,.upgrade-band{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
#signin-form,.inline-form{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
input[type=email],input[type=text]{flex:1;min-width:200px;background:var(--bg-2);border:1px solid var(--border);color:var(--text);padding:11px 14px;border-radius:12px;font-size:.95rem}
input:focus{outline:2px solid var(--accent);outline-offset:1px}
.dash-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.site-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-bottom:16px}
.site-card h3{margin-bottom:4px}
.embed-box{background:var(--bg-2);border:1px solid var(--border);border-radius:10px;padding:12px;font-family:ui-monospace,monospace;font-size:.8rem;color:var(--accent-2);overflow-x:auto;margin:10px 0;white-space:pre-wrap;word-break:break-all}
.stat-row{display:flex;gap:24px;flex-wrap:wrap;margin-top:10px}
.stat{background:var(--bg-2);border:1px solid var(--border);border-radius:10px;padding:12px 18px;min-width:110px}
.stat b{display:block;font-size:1.5rem}
.stat span{color:var(--muted);font-size:.82rem}
.upgrade-band{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:20px;flex-wrap:wrap}
.err{color:#f87171;font-size:.9rem;min-height:1em}
.copy-btn{margin-left:8px}

/* footer */
.foot{border-top:1px solid var(--border);margin-top:40px;padding:44px 22px 30px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;max-width:var(--maxw);margin:0 auto 24px}
.foot-grid h4{font-size:.9rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.foot-grid a{display:block;color:var(--muted);font-size:.92rem;padding:3px 0}
.foot-grid a:hover{color:var(--text)}
.foot .muted{max-width:36ch}

@media(max-width:820px){
  .hero,.grid-3,.price-grid,.demo-stage,.foot-grid{grid-template-columns:1fr}
  .nav nav{gap:12px}
  .nav nav a:not(.btn){display:none}
  .hero-demo{order:-1}
}