/* Modern dark glassmorphism styles - mobile-first */
:root{
  --bg:#071021;
  --glass-bg: rgba(255,255,255,0.04);
  --muted:#9aa7c0;
  --accent1:#60a5fa; /* blue */
  --accent2:#8b5cf6; /* purple */
  --glass-border: rgba(255,255,255,0.06);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;color:#e6eef8;background:linear-gradient(180deg,var(--bg),#071224) fixed;background-attachment:fixed;-webkit-font-smoothing:antialiased}
.container{max-width:980px;margin:0 auto;padding:20px}
.site-header{position:sticky;top:0;backdrop-filter:blur(6px);background:linear-gradient(90deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));border-bottom:1px solid var(--glass-border);z-index:40}
.nav-grid{display:flex;align-items:center;gap:12px;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none}
.logo img{height:40px;width:40px}
.nav{display:none;gap:12px}
.nav a{color:#e6eef8;text-decoration:none;padding:8px;border-radius:8px}
.nav a:hover{background:linear-gradient(90deg,var(--accent1),var(--accent2));color:#fff}
.nav-toggle{background:none;border:0;color:#fff;font-size:22px}
.hero{padding:28px 0}
.hero-inner{display:grid;grid-template-columns:1fr;gap:20px;align-items:center}
.hero-copy h1{font-size:28px;margin:0}
.tag{color:var(--accent1);font-weight:600}
.lead{color:var(--muted)}
.cta-row{display:flex;gap:10px;margin-top:12px}
.btn{padding:10px 14px;border-radius:10px;text-decoration:none;font-weight:600}
.btn.primary{background:linear-gradient(90deg,var(--accent1),var(--accent2));color:#071021}
.btn.ghost{border:1px solid var(--glass-border;color:#e6eef8);background:transparent;color:#e6eef8}
.hero-art img{max-width:220px}
.section{padding:18px 0}
.glass{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:14px;padding:18px;box-shadow:0 6px 20px rgba(11,17,32,0.6);}
.features-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:12px}
.card{padding:14px}
.footer-grid{display:flex;flex-direction:column;gap:10px;padding:18px}
.site-footer{margin-top:28px;border-top:1px solid var(--glass-border)}
.content h1{margin-top:0;color:#fff}
.content p, .content li{color:var(--muted)}
.centered{text-align:center}
/* larger layouts */
@media(min-width:720px){
  .nav{display:flex}
  .nav-toggle{display:none}
  .hero-inner{grid-template-columns:1fr 360px}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{flex-direction:row;justify-content:space-between;align-items:center}
}