:root{
  --bg:#0b1220;
  --card:#0f172a;
  --text:#e5e7eb;
  --muted:#94a3b8;
  --brand:#22c55e;
  --brand-700:#16a34a;
  --ring:rgba(34,197,94,.45);
  --border:#1f2937;
  --shadow:0 10px 30px rgba(0,0,0,.35), 0 2px 10px rgba(0,0,0,.25);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.container{width:100%;max-width:1100px;margin:0 auto;padding:0 20px}

.site-header{position:sticky;top:0;z-index:50;background:linear-gradient(180deg,rgba(11,18,32,.95),rgba(11,18,32,.7) 60%,rgba(11,18,32,0));backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand-mark{width:36px;height:36px;border-radius:9px;box-shadow:var(--shadow);background:#fff;object-fit:cover}
.brand-mark.small{width:28px;height:28px}
.brand-name{letter-spacing:.2px}
.nav{display:flex;gap:20px}
.nav a{color:var(--muted)}
.nav a:hover{color:var(--text)}

.hero{padding:64px 0 24px;background:radial-gradient(1200px 500px at 10% -20%,rgba(34,197,94,.12),transparent 50%),radial-gradient(1200px 600px at 110% 0%,rgba(59,130,246,.12),transparent 60%)}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:42px;line-height:1.1;margin:0 0 14px}
.hero p{color:var(--muted);margin:0 0 24px}
.cta-group{display:flex;gap:12px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:10px;border:1px solid var(--border);background:var(--card);color:var(--text);box-shadow:var(--shadow);transition:.2s ease}
.button:hover{transform:translateY(-1px)}
.button.primary{background:linear-gradient(180deg,var(--brand),var(--brand-700));border-color:transparent}

.section{padding:60px 0;border-top:1px solid var(--border)}
.section h2{font-size:28px;margin:0 0 20px}

.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;box-shadow:var(--shadow)}
.feature-card .icon{font-size:22px;margin-bottom:8px}
.feature-card h3{margin:0 0 6px;font-size:18px}
.feature-card p{margin:0;color:var(--muted)}

.screenshots .shots-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.shots-grid img{border-radius:12px;border:1px solid var(--border);box-shadow:var(--shadow)}

.cta-inner{text-align:center}
.signup-form{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:12px}
.signup-form input{width:min(420px,80vw);padding:12px 14px;border-radius:10px;border:1px solid var(--border);background:#0b1120;color:var(--text);outline:0}
.signup-form input:focus{box-shadow:0 0 0 4px var(--ring)}

.contact-form{display:grid;gap:12px;margin-top:16px}
.form-field{display:grid;gap:6px}
.form-field label{font-weight:600}
.contact-form input,.contact-form textarea{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--border);background:#0b1120;color:var(--text);outline:0}
.contact-form input:focus,.contact-form textarea:focus{box-shadow:0 0 0 4px var(--ring)}
.form-actions{margin-top:8px}

.site-footer{padding:30px 0;border-top:1px solid var(--border);color:var(--muted)}
.footer-inner{display:grid;gap:12px;align-items:center;justify-items:center}
.footer-nav{display:flex;gap:16px}

.visually-hidden{position:absolute !important;height:1px;width:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}

@media (max-width: 920px){
  .hero-inner{grid-template-columns:1fr}
  .hero-media{order:-1}
}
@media (max-width: 720px){
  .features-grid{grid-template-columns:1fr 1fr}
  .screenshots .shots-grid{grid-template-columns:1fr 1fr}
}
@media (max-width: 480px){
  .features-grid{grid-template-columns:1fr}
}