:root{
  --bg:#0b0f19;
  --card:#101829;
  --text:#e8eefc;
  --muted:#b8c4e6;
  --border:rgba(255,255,255,0.08);
  --accent:#7aa2ff;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:radial-gradient(1000px 600px at 20% 10%, rgba(122,162,255,0.18), transparent 60%), var(--bg);color:var(--text);}
a{color:inherit;text-decoration:none}
a:hover{opacity:.9}

.container{max-width:1100px;margin:0 auto;padding:18px;}
.header{display:flex;align-items:center;justify-content:space-between;gap:16px;position:sticky;top:0;background:rgba(11,15,25,0.75);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:10}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:42px;height:42px;border-radius:14px;background:rgba(122,162,255,0.18);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-weight:700;letter-spacing:.5px}
.name{font-weight:700}
.headline{color:var(--muted);font-size:14px}

.nav{display:flex;gap:14px;flex-wrap:wrap}
.nav a{color:var(--muted);font-size:14px;padding:8px 10px;border-radius:10px}
.nav a:hover{background:rgba(255,255,255,0.06);color:var(--text)}

.hero{display:grid;grid-template-columns:1.4fr .9fr;gap:16px;align-items:start;padding-top:26px}
.hero-card{background:linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));border:1px solid var(--border);border-radius:22px;padding:22px}
.hero-card h1{margin:0 0 10px;font-size:34px;line-height:1.12}
.hero-card p{margin:0 0 16px;color:var(--muted);line-height:1.6}
.meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}

.hero-side{display:flex;flex-direction:column;gap:16px}

.section{padding-top:34px;padding-bottom:10px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:12px}
.section-head h2{margin:0;font-size:24px}
.section-head p{margin:0;color:var(--muted)}

.card{background:rgba(255,255,255,0.04);border:1px solid var(--border);border-radius:18px;padding:18px}
.card h2,.card h3{margin:0 0 10px}
.card p{color:var(--muted);line-height:1.6}
.card ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.7}

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

.tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{padding:8px 10px;border-radius:999px;background:rgba(122,162,255,0.12);border:1px solid var(--border);font-size:13px;color:var(--text)}

.pill{padding:7px 10px;border-radius:999px;background:rgba(255,255,255,0.05);border:1px solid var(--border);font-size:13px;color:var(--muted)}

.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:12px;border:1px solid var(--border);background:rgba(255,255,255,0.05);color:var(--text);font-weight:600}
.btn.primary{background:rgba(122,162,255,0.18);border-color:rgba(122,162,255,0.35)}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}

.link-list{display:flex;flex-direction:column;gap:10px}
.link-list a{color:var(--muted)}
.link-list a:hover{color:var(--text)}

.project p{margin-top:0}
.project-meta{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.project-links a{color:var(--accent);font-weight:600}

.certs{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}

.footer{display:flex;justify-content:space-between;align-items:center;gap:12px;color:var(--muted);padding-top:28px;padding-bottom:30px}
.small{font-size:13px}

@media (max-width: 920px){
  .hero{grid-template-columns:1fr}
  .grid.three{grid-template-columns:1fr}
  .grid.two{grid-template-columns:1fr}
  .hero-card h1{font-size:28px}
}