:root{
  --bg: #0b0f17;
  --card: #111827;
  --muted: #9ca3af;
  --text: #e5e7eb;
  --accent: #2563eb;
  --border: rgba(255,255,255,.10);
  --shadow: 0 18px 50px rgba(0,0,0,.45);
  --radius: 18px;
}

*{ box-sizing:border-box; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a{ color: inherit; text-decoration:none; }
.container{ width:min(1100px,92vw); margin:0 auto; }

.site-header{
  background: rgba(11,15,23,.95);
  border-bottom:1px solid var(--border);
}

.nav-wrap{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:700;
}

.brand-mark{
  width:36px;
  height:36px;
  display:grid;
  place-items:center;
  border-radius:12px;
  background: var(--accent);
  font-weight:800;
}

.nav{
  display:flex;
  gap:16px;
}

.nav-toggle{ display:none; }

@media (max-width:900px){
  .nav-toggle{ display:inline-flex; }
}

.nav a{ padding:8px 10px; border-radius:8px; }

.nav a.active{
  background:rgba(255,255,255,.08);
}

.btn{
  padding:10px 16px;
  border-radius:12px;
  background: var(--accent);
  color:white;
  font-weight:600;
  display:inline-block;
}

.btn-small{ padding:8px 12px; font-size:14px; }

.btn-ghost{
  background:rgba(255,255,255,.06);
  border:1px solid var(--border);
}

.hero{
  padding:60px 0 24px;
}

.hero-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:28px;
}

h1{
  font-size:42px;
  margin:14px 0;
}

.lead{ font-size:18px; color:rgba(229,231,235,.85); }

.card{
  background:var(--card);
  border:1px solid var(--border);
  padding:18px;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

.grid-2{ display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }

.section{ padding:50px 0; }

.checklist{
  list-style:none;
  padding:0;
}

.checklist li{
  margin:8px 0;
  padding-left:20px;
  position:relative;
}

.checklist li::before{
  content:"✓";
  position:absolute;
  left:0;
  color:#22c55e;
  font-weight:700;
}

.bio-grid{ display:grid; gap:20px; }

.bio-card{
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  align-items: center;
}

.bio-photo{
  width: 220px;
  height: 220px;
  display: block;
  object-fit: cover;
  object-position: 50% 15%;
  border-radius: 16px;
}

.bio-body h2{
  margin: 0 0 6px 0;
}

.site-footer{
  border-top:1px solid var(--border);
  padding:30px 0;
  margin-top:40px;
}

.footer-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:20px;
}

.muted{ color:rgba(229,231,235,.6); font-size:14px; }

@media (max-width:900px){
  .hero-grid,
  .grid-2,
  .grid-3,
  .bio-card,
  .footer-grid{
    grid-template-columns:1fr;
  }
}