:root{
  --bg:#0b0d12;
  --bg2:#0f1220;
  --card:#12162a;
  --text:#e9ecf5;
  --muted:#a8b0c3;
  --accent:#7aa2ff;
  --border:rgba(255,255,255,.08);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 600px at 20% 0%, rgba(122,162,255,.18), transparent 60%),
              radial-gradient(900px 500px at 80% 10%, rgba(122,162,255,.12), transparent 60%),
              var(--bg);
  color:var(--text);
  line-height:1.6;
}

a{color:inherit}
.container{max-width:1100px; margin:0 auto; padding:0 20px}

.site-header{
  position:sticky; top:0; z-index:10;
  backdrop-filter: blur(10px);
  background: rgba(11,13,18,.65);
  border-bottom: 1px solid var(--border);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{
  font-weight:700;
  letter-spacing:.2px;
  text-decoration:none;
}
.nav a{
  text-decoration:none;
  color:var(--muted);
  margin-left:14px;
  padding:8px 10px;
  border-radius:10px;
}
.nav a:hover{
  color:var(--text);
  background: rgba(255,255,255,.06);
}

.hero{
  padding:72px 0 42px;
}
.kicker{color:var(--muted); margin:0 0 6px}
h1{font-size:44px; line-height:1.1; margin:0 0 10px}
.subtitle{max-width:700px; color:var(--muted); margin:0 0 22px}

.cta-row{display:flex; gap:12px; flex-wrap:wrap}
.btn{
  display:inline-block;
  text-decoration:none;
  padding:10px 14px;
  border-radius:14px;
  background: var(--accent);
  color:#0b0d12;
  font-weight:700;
  box-shadow: var(--shadow);
}
.btn-ghost{
  background: rgba(255,255,255,.06);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow:none;
}

.section{padding:56px 0}
.section.alt{background: rgba(255,255,255,.03); border-top:1px solid var(--border); border-bottom:1px solid var(--border)}
h2{margin:0 0 18px; font-size:28px}

.grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:16px;
}
.two-col{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:16px;
  margin-bottom:16px;
}

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid var(--border);
  border-radius:18px;
  padding:16px;
  box-shadow: var(--shadow);
}
.card h3{margin:0 0 8px}
.list{margin:0; padding-left:18px; color:var(--muted)}
.list li{margin:6px 0}

.tags{display:flex; gap:8px; flex-wrap:wrap; margin-top:10px}
.tag{
  font-size:12px;
  color: var(--muted);
  padding:6px 10px;
  border: 1px solid var(--border);
  border-radius:999px;
  background: rgba(255,255,255,.03);
}

.projects{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:12px;
}
.project{
  display:block;
  text-decoration:none;
  border: 1px solid var(--border);
  border-radius:16px;
  padding:12px;
  background: rgba(255,255,255,.03);
}
.project:hover{border-color: rgba(122,162,255,.45)}
.project h4{margin:0 0 6px}
.project p{margin:0; color:var(--muted); font-size:14px}

.note{color:var(--muted); margin-top:10px}
.footer{margin-top:16px; color:var(--muted); padding:10px 0}

@media (max-width: 900px){
  .grid{grid-template-columns:1fr}
  .projects{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  h1{font-size:36px}
}