*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0b0b0f;--panel:#15151c;--panel-2:#1c1c24;--line:#26262f;
  --text:#f2f2f5;--muted:#a0a0ad;--dim:#77778a;
  --violet:#7c5cff;--sky:#2ec5ff;
  --grad:linear-gradient(90deg,var(--violet),var(--sky));
}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* nav */
header{position:sticky;top:0;z-index:10;background:rgba(11,11,15,.85);backdrop-filter:blur(10px);border-bottom:1px solid #17171e}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px}
.logo{font-weight:800;font-size:19px;letter-spacing:.6px;text-decoration:none;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap}
.tabs{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs a{padding:8px 14px;border-radius:999px;font-size:14px;text-decoration:none;color:#bbb;white-space:nowrap;border:1px solid transparent}
.tabs a:hover{color:#fff}
.tabs a.on{background:var(--panel-2);color:#fff;border-color:#333}

/* hero */
.hero{padding:88px 0 56px}
.hero h1{font-size:52px;line-height:1.08;font-weight:800;letter-spacing:-1px;max-width:720px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{margin-top:18px;font-size:18px;color:var(--muted);max-width:560px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-bottom:88px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:24px;display:flex;flex-direction:column;gap:12px;transition:border-color .2s,transform .2s}
.card:hover{border-color:#3a3a4a;transform:translateY(-2px)}
.card img{width:72px;height:72px;border-radius:17px}
.card h3{font-size:21px}
.card p{font-size:15px;color:var(--muted);flex:1}
.badge{font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:999px;align-self:flex-start;letter-spacing:.4px;text-transform:uppercase;background:#1f1f2a;color:#9d8bff;border:1px solid #33304a}
.price{font-size:14px;font-weight:600;color:var(--sky)}
.btn{display:inline-block;text-align:center;padding:12px 20px;border-radius:10px;font-size:15px;font-weight:600;text-decoration:none;background:var(--text);color:var(--bg);border:1px solid var(--text)}
.btn:hover{opacity:.9}
.btn.ghost{background:transparent;color:var(--text);border-color:#3a3a4a}

/* app pages */
.app-hero{padding:72px 0 48px;display:flex;gap:32px;align-items:center}
.app-hero img{width:136px;height:136px;border-radius:32px;flex-shrink:0;box-shadow:0 20px 60px rgba(124,92,255,.25)}
.app-hero h1{font-size:44px;line-height:1.1;font-weight:800;letter-spacing:-.8px;margin-top:10px}
.app-hero p{margin-top:12px;font-size:18px;color:var(--muted);max-width:600px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
section h2{font-size:26px;font-weight:800;letter-spacing:-.4px;margin-bottom:20px}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-bottom:64px}
.feature{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px}
.feature h4{font-size:16px;margin-bottom:6px}
.feature p{font-size:14.5px;color:var(--muted)}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--grad);margin-right:8px;vertical-align:middle}
.pricing{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:32px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;margin-bottom:88px}
.pricing .amount{font-size:40px;font-weight:800}
.pricing .amount small{font-size:16px;color:var(--muted);font-weight:500}
.pricing p{color:var(--muted)}

/* contact strip */
.contact{border-top:1px solid #17171e;padding:56px 0;text-align:center}
.contact h2{margin-bottom:8px}
.contact p{color:var(--muted);margin-bottom:20px}

footer{border-top:1px solid #17171e;color:var(--dim);font-size:13.5px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding-top:22px;padding-bottom:22px}
footer a{text-decoration:none;color:var(--muted)}
footer a:hover{color:#fff}

@media (max-width:860px){
  .cards,.features{grid-template-columns:1fr}
  .hero{padding:56px 0 40px}.hero h1{font-size:36px}
  .app-hero{flex-direction:column;align-items:flex-start;padding:48px 0 32px;gap:20px}
  .app-hero img{width:104px;height:104px;border-radius:24px}
  .app-hero h1{font-size:34px}
  .wrap{padding:0 16px}
  header .wrap{height:auto;padding-top:12px;padding-bottom:12px;flex-direction:column;align-items:flex-start;gap:8px}
  .tabs{width:100%}
}