:root{
  --bg: #0f1720;
  --card: #ffffff;
  --muted: #6b7280;
  --accent: #0ea5a4;
  --glass: rgba(255,255,255,0.06);
  --radius: 12px;
  --maxw: 980px;
  --gap: 20px;
  color-scheme: dark;
}

*{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;
  background: linear-gradient(180deg,#071126 0%, #091027 60%);
  color:var(--card);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:32px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

.container{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
}

.header{
  text-align:center;
  margin-bottom:28px;
}
.header h1{
  margin:0;
  font-size:clamp(1.6rem, 2.6vw, 2.2rem);
  letter-spacing: -0.01em;
}
.subtitle{
  margin:8px 0 0;
  color:var(--muted);
}

/* Grid of cards */
.grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:var(--gap);
  align-items:stretch;
}

/* On narrow screens, single column */
@media (max-width:720px){
  .grid{grid-template-columns:1fr}
}

/* Card/button styling */
.card{
  display:flex;
  align-items:center;
  gap:20px;
  padding:20px;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border-radius:var(--radius);
  text-decoration:none;
  color:inherit;
  border:1px solid rgba(255,255,255,0.04);
  box-shadow: 0 6px 18px rgba(2,6,23,0.48);
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
}
.card:hover{ transform: translateY(-4px); box-shadow:0 12px 28px rgba(2,6,23,0.6)}

/* Icon area */
.icon{
  width:76px;
  height:76px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:14px;
  background:linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.02));
  color:var(--accent);
  flex: 0 0 76px;
}

/* Text area */
.content h2{
  margin:0 0 6px 0;
  font-size:1.1rem;
}
.muted{
  margin:0;
  font-size:.92rem;
  color:var(--muted);
}

/* Footer */
.footer{
  margin-top:18px;
  text-align:center;
  color:var(--muted);
}

/* focus styles for keyboard users */
.card:focus{
  outline: 3px solid rgba(14,165,164,0.18);
  outline-offset: 3px;
}