:root{
	--bg: #ffffff;
	--text: #0b1220;
	--muted: #6b7280;
	--accent: #0f4c81;
	--muted-2: #9aa3b2;
	--card-border: #eef2f6;
	--radius: 12px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
	margin:0;
	font-family: 'Nunito', Inter, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
	background:var(--bg);
	color:var(--text);
	-webkit-font-smoothing:antialiased;
	-moz-osx-font-smoothing:grayscale;
}

.wrap{max-width:880px;margin:48px auto;padding:0 20px}

.nav{display:flex;justify-content:center;border-bottom:1px solid var(--card-border);padding:12px 0;background:transparent}
.nav-inner{width:100%;max-width:880px;display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:800;color:var(--text);text-decoration:none;font-size:16px}
.nav-links{display:flex;gap:14px}
.nav-links a{color:var(--muted);text-decoration:none;font-weight:600}
.nav-links a:hover{color:var(--text)}

.hero{display:flex;flex-direction:column;align-items:center;text-align:center;padding:34px 12px}
.avatar{width:293px;height:293px;border-radius:999px;object-fit:cover;border:1px solid var(--card-border);box-shadow:0 6px 18px rgba(11,18,32,0.04);flex-shrink:0}
.name{margin:18px 0 6px;font-size:26px;font-weight:700}
.name span{color:var(--accent)}
.role{margin:0;color:var(--muted);font-weight:600}
.cta{margin-top:14px;display:flex;gap:10px}
.cta-btn,.cta-outline{padding:10px 14px;border-radius:10px;text-decoration:none;font-weight:700}
.cta-btn{background:var(--accent);color:#fff}
.cta-outline{background:transparent;color:var(--accent);border:1px solid var(--card-border)}

.card{margin-top:28px;padding:26px;border-radius:var(--radius);border:1px solid var(--card-border);background:transparent}

#about.card{margin-top:12px}

.card.center{display:flex;flex-direction:column;align-items:center;text-align:center}
.card h2{margin:0 0 10px;font-size:16px}
.card p{color:var(--muted);line-height:1.5}

.stats{display:flex;gap:14px;justify-content:center;margin-top:12px}
.stats div{background:#fbfcfe;padding:10px 14px;border-radius:10px;min-width:88px;text-align:center}
.stats strong{display:block;color:var(--muted-2);font-weight:700}
.stats span{display:block;margin-top:6px;font-size:18px;color:var(--text);font-weight:800}

.projects-grid{display:flex;flex-direction:column;gap:20px;margin-top:12px}
.proj{padding:18px;border-radius:12px;border:1px solid var(--card-border);display:flex;flex-direction:row;align-items:flex-start;text-align:left;background:#fff;gap:20px}
.proj img{width:320px;height:200px;object-fit:cover;border-radius:6px;border:1px solid #eef4fb;flex-shrink:0}
.proj-content{flex:1;display:flex;flex-direction:column}
.proj h3{margin:0 0 8px;font-size:18px;font-weight:800}
.proj p{margin:0;color:var(--muted);font-size:15px;line-height:1.5}
.proj a{margin-top:12px;color:var(--accent);text-decoration:none;font-weight:700}
.proj .math{margin-top:12px;font-family: Georgia, 'Times New Roman', serif;font-style:italic;color:var(--muted-2);font-size:13px;line-height:1.2}
.proj:hover{box-shadow:0 14px 40px rgba(11,18,32,0.06);transform:translateY(-4px);transition:all .18s ease}

.social-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:12px}
.icon{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:10px;border:1px solid var(--card-border);color:var(--text);text-decoration:none;font-weight:700}
.icon i{color:var(--muted);font-size:18px}

.footer-inner{display:flex;flex-direction:column;align-items:center;gap:8px;padding:18px 0;color:var(--muted);font-size:14px}
.footer-links a{color:var(--muted);text-decoration:none;margin:0 8px}

@media (max-width:640px){
	.avatar{width:190px;height:190px}
	.wrap{margin:28px auto;padding:0 16px}
	.nav-inner{padding:0}
	.projects-grid{gap:16px}

	.proj{flex-direction:column;align-items:center;text-align:center}
	.proj img{width:220px;height:auto}
	.proj-content{align-items:center}
}

a{transition:color .12s ease,transform .12s ease}