:root{
  --bg:#0b0d10;
  --panel:#12161c;
  --panel2:#0f1318;
  --text:#eef2f7;
  --muted:#a9b4c0;
  --border:rgba(255,255,255,.10);
  --accent:#4ade80; /* calm green */
  --accent2:#60a5fa; /* soft blue */
  --shadow: 0 18px 60px rgba(0,0,0,.45);
  --radius: 18px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font: 16px/1.5 ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(900px 400px at 20% 10%, rgba(96,165,250,.14), transparent 60%),
    radial-gradient(700px 500px at 70% 15%, rgba(74,222,128,.14), transparent 65%),
    linear-gradient(180deg, #07090c, var(--bg));
}

a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; text-underline-offset:3px; }

.container{
  width:min(1120px, 92vw);
  margin:0 auto;
}

.nav{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(14px);
  background: rgba(11,13,16,.65);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:14px;
  padding:12px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:650;
  letter-spacing:.2px;
}
.brand-dot{
  width:10px;height:10px;border-radius:50%;
  background: radial-gradient(circle at 30% 30%, var(--accent), var(--accent2));
  box-shadow: 0 0 18px rgba(74,222,128,.35);
}
.nav-links{
  margin-left:auto;
  display:flex;
  gap:18px;
}
.nav-links a{ color:var(--muted); }
.nav-links a:hover{ color:var(--text); text-decoration:none; }

.cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:11px 14px;
  border-radius:999px;
  background: linear-gradient(135deg, rgba(74,222,128,.95), rgba(96,165,250,.95));
  color:#081018;
  font-weight:700;
  box-shadow: 0 18px 50px rgba(74,222,128,.16);
  border:1px solid rgba(255,255,255,.12);
}
.cta.small{ padding:9px 12px; margin-left:10px; }

.ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:11px 14px;
  border-radius:999px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  color:var(--text);
}
.ghost:hover{ background: rgba(255,255,255,.06); text-decoration:none; }

.menu{
  display:none;
  margin-left:6px;
  background:transparent;
  border:1px solid var(--border);
  border-radius:12px;
  padding:10px;
  cursor:pointer;
}
.menu span{
  display:block;
  width:18px;height:2px;
  background:rgba(255,255,255,.75);
  margin:3px 0;
}

.mobile{
  border-top:1px solid var(--border);
  padding:10px 0 16px;
}
.mobile a{
  display:block;
  padding:12px 0;
  color:var(--muted);
}
.mobile a.cta{ width:fit-content; margin-top:8px; }

.hero{
  padding:54px 0 26px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap:34px;
  align-items:center;
}
h1{
  margin:0 0 10px;
  font-size: clamp(30px, 3.7vw, 52px);
  line-height:1.05;
  letter-spacing:-.6px;
}
.sub{
  margin:0 0 18px;
  color:var(--muted);
  font-size: 18px;
  max-width: 54ch;
}
.hero-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin:18px 0 18px;
}
.bullets{
  margin:0;
  padding-left:18px;
  color:var(--muted);
}
.bullets li{ margin:6px 0; }

.hero-media{
  display:grid;
  gap:14px;
  justify-items:end;
}
.device{
  width:min(430px, 100%);
  border-radius: 28px;
  background: rgba(255,255,255,.03);
  border:1px solid var(--border);
  box-shadow: var(--shadow);
  padding:12px;
}
.device img{
  display:block;
  width:100%;
  height:auto;
  border-radius: 20px;
}
.device.secondary{
  width:min(430px, 92%);
  opacity:.92;
  transform: translateY(-4px);
}

.section{
  padding:42px 0;
}
.section.alt{
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.section-head{
  margin-bottom:18px;
}
.section-head h2{
  margin:0 0 8px;
  font-size: clamp(22px, 2.6vw, 34px);
  letter-spacing:-.3px;
}
.section-head p{
  margin:0;
  color:var(--muted);
  max-width: 70ch;
}

.cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
  margin-top:18px;
}
.card{
  background: rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius: var(--radius);
  padding:16px;
}
.card h3{ margin:0 0 6px; font-size: 17px; }
.card p{ margin:0; color:var(--muted); }

.gallery{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap:12px;
  margin-top:18px;
}
figure{
  margin:0;
  background: rgba(255,255,255,.03);
  border:1px solid var(--border);
  border-radius: 16px;
  padding:10px;
}
figure img{
  width:100%;
  height:auto;
  border-radius: 12px;
  display:block;
}
figcaption{
  margin-top:8px;
  color:var(--muted);
  font-size: 13px;
  text-align:center;
}

.two-col{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
  margin-top:18px;
}
.panel{
  background: rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius: var(--radius);
  padding:16px;
}
.panel h3{ margin:0 0 8px; font-size: 17px; }
.panel p{ margin:0 0 10px; color:var(--muted); }
.panel p:last-child{ margin-bottom:0; }

.support{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
  margin-top:18px;
}
.support ul{
  margin:0;
  padding-left:18px;
  color:var(--muted);
}
.support li{ margin:8px 0; }

.footer-cta{
  margin-top:18px;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.fine{ font-size: 13px; color: rgba(238,242,247,.68); }

.footer{
  padding:22px 0;
}
.footer-inner{
  display:flex;
  gap:10px;
  align-items:center;
  color: rgba(238,242,247,.70);
}
.sep{ opacity:.5; }

@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-media{ justify-items:start; }
  .gallery{ grid-template-columns: repeat(2, 1fr); }
  .cards{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px){
  .nav-links{ display:none; }
  .cta.small{ display:none; }
  .menu{ display:block; margin-left:auto; }
  .cards{ grid-template-columns: 1fr; }
  .two-col{ grid-template-columns: 1fr; }
  .support{ grid-template-columns: 1fr; }
  .gallery{ grid-template-columns: 1fr; }
}