*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}:root{--bg:#0a0a0f;--bg-alt:#08080d;--surface:#12121a;--surface-hover:#1a1a26;--border:#1e1e2e;--text:#e4e4e7;--text-muted:#8b8b9e;--text-dim:#5a5a72;--accent:#6366f1;--accent-hover:#818cf8;--accent-glow:rgba(99,102,241,0.12);--green:#22c55e;--radius:12px}body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}.container{max-width:900px;margin:0 auto;padding:0 1.5rem}.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(10,10,15,0.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.nav-inner{max-width:900px;margin:0 auto;padding:0.8rem 1.5rem;display:flex;justify-content:space-between;align-items:center}.nav-logo{font-weight:700;font-size:1.1rem;color:var(--accent);text-decoration:none;letter-spacing:-0.02em}.nav-links{display:flex;gap:1.5rem;align-items:center}.nav-links a{color:var(--text-muted);text-decoration:none;font-size:0.88rem;font-weight:500;transition:color 0.2s}.nav-links a:hover{color:var(--text)}.nav-cta{background:var(--accent) !important;color:#fff !important;padding:0.4rem 1rem;border-radius:6px;font-size:0.85rem !important}.nav-cta:hover{background:var(--accent-hover) !important}.hero{padding:8rem 1.5rem 4rem;text-align:center}.hero-content{max-width:640px;margin:0 auto}.hero-avatar{width:100px;height:100px;border-radius:50%;object-fit:cover;border:3px solid var(--border);margin-bottom:1.5rem}.hero h1{font-size:2.5rem;font-weight:800;letter-spacing:-0.03em;margin-bottom:0.3rem}.hero-title{color:var(--accent);font-size:1.1rem;font-weight:500;margin-bottom:1.2rem}.hero-bio{color:var(--text-muted);font-size:0.98rem;line-height:1.7;margin-bottom:2rem}.hero-links{display:flex;gap:0.6rem;justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:0.4rem;padding:0.65rem 1.3rem;border-radius:8px;text-decoration:none;font-size:0.88rem;font-weight:500;transition:all 0.2s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn-outline{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-outline:hover{border-color:var(--accent);background:var(--accent-glow)}.btn-sm{padding:0.5rem 1rem;font-size:0.82rem}.stack-section{padding:2rem 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.stack-pills{display:flex;flex-wrap:wrap;gap:0.5rem;justify-content:center}.stack-pills span{background:var(--surface);border:1px solid var(--border);padding:0.35rem 0.8rem;border-radius:6px;font-size:0.78rem;color:var(--text-muted);font-family:'JetBrains Mono',monospace}.section{padding:5rem 0;scroll-margin-top:60px}.section-dark{background:var(--bg-alt)}.section-title{font-size:1.8rem;font-weight:700;letter-spacing:-0.02em;margin-bottom:2.5rem;text-align:center}.project-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;margin-bottom:1.5rem;transition:border-color 0.3s,transform 0.25s,box-shadow 0.25s}.project-card:hover{border-color:rgba(99,102,241,0.4);transform:translateY(-3px);box-shadow:0 8px 30px var(--accent-glow)}.project-card.featured{border-color:var(--accent);background:linear-gradient(135deg,var(--surface) 50%,rgba(99,102,241,0.18));box-shadow:0 4px 24px rgba(99,102,241,0.12)}.project-badge{display:inline-block;font-size:0.72rem;font-weight:600;text-transform:uppercase;letter-spacing:0.08em;color:var(--accent);background:var(--accent-glow);padding:0.25rem 0.7rem;border-radius:4px;margin-bottom:0.8rem}.project-card h3{font-size:1.3rem;font-weight:700;margin-bottom:0.7rem}.project-desc{color:var(--text-muted);font-size:0.92rem;line-height:1.65;margin-bottom:1rem}.project-features{list-style:none;margin-bottom:1rem}.project-features li{position:relative;padding-left:1.2rem;margin-bottom:0.4rem;font-size:0.88rem;color:var(--text-muted)}.project-features li::before{content:'';position:absolute;left:0;top:0.55rem;width:5px;height:5px;border-radius:50%;background:var(--accent)}.project-stack{display:flex;flex-wrap:wrap;gap:0.4rem;margin-bottom:1rem}.project-stack span{font-size:0.72rem;padding:0.2rem 0.6rem;border-radius:4px;background:rgba(99,102,241,0.08);color:var(--accent);font-family:'JetBrains Mono',monospace}.project-links{display:flex;gap:0.5rem}.project-images{margin-bottom:1rem;border-radius:8px;overflow:hidden}.project-images img{width:100%;height:220px;object-fit:cover;object-position:center;border-radius:8px}.code-block{background:#0d0d14;border:1px solid var(--border);border-radius:8px;margin-bottom:1rem;overflow:hidden}.code-title{padding:0.5rem 1rem;font-size:0.75rem;color:var(--text-dim);border-bottom:1px solid var(--border);font-family:'JetBrains Mono',monospace}.code-block pre{padding:1rem;overflow-x:auto;font-size:0.78rem;line-height:1.5}.code-block code{font-family:'JetBrains Mono',monospace;color:#c4c4d8}.achievement-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;margin-bottom:2rem}.achievement-card h3{font-size:1.3rem;font-weight:700;margin-bottom:0.7rem;color:var(--accent)}.achievement-card p{color:var(--text-muted);font-size:0.92rem;line-height:1.65;margin-bottom:0.5rem}.achievement-team{font-size:0.85rem !important;font-style:italic;color:var(--text-dim) !important}.achievement-images{display:grid;grid-template-columns:1fr 1fr;gap:0.75rem;margin-bottom:1.2rem}.achievement-images img{width:100%;height:180px;object-fit:cover;object-position:top;border-radius:8px}.certs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}.cert-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:0.5rem;transition:border-color 0.2s,transform 0.2s}.cert-card:hover{border-color:var(--accent);transform:scale(1.02)}.cert-card img{width:80px;height:80px;object-fit:contain}.cert-card span:first-of-type{font-size:0.82rem;font-weight:600}.cert-date{font-size:0.75rem;color:var(--text-dim)}.footer{padding:3rem 0;text-align:center;border-top:1px solid var(--border)}.footer p{color:var(--text-dim);font-size:0.82rem;margin-bottom:0.5rem}.footer-links{display:flex;gap:1.5rem;justify-content:center}.footer-links a{color:var(--text-muted);text-decoration:none;font-size:0.82rem}.footer-links a:hover{color:var(--accent)}.btn-live{position:relative}.btn-live::before{content:'';width:7px;height:7px;border-radius:50%;background:#22c55e;display:inline-block;margin-right:4px;flex-shrink:0;animation:pulse-dot 2s ease-in-out infinite}@keyframes pulse-dot{0%,100%{box-shadow:0 0 0 0 rgba(34,197,94,0.5)}50%{box-shadow:0 0 0 4px rgba(34,197,94,0)}}.project-images img.img-catlink{object-fit:cover;object-position:30% 20%}.project-note{font-size:0.78rem;color:var(--text-dim);font-style:italic;margin-top:0.25rem}.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:0.5rem;color:var(--text);flex-shrink:0}
.nav-toggle span{display:block;width:22px;height:2px;background:currentColor;margin:5px 0;border-radius:2px}

@media (max-width:480px){
  .nav-toggle{display:flex;flex-direction:column;justify-content:center;min-width:44px;min-height:44px;align-items:center}
  .nav-inner{position:relative}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:rgba(10,10,15,0.97);border-bottom:1px solid var(--border);padding:0.5rem 0;z-index:99}
  .nav-links.open{display:flex}
  .nav-links a{padding:0.9rem 1.5rem;font-size:0.95rem;border-bottom:1px solid rgba(255,255,255,0.04);width:100%;min-height:44px;display:flex;align-items:center}
  .nav-cta{margin:0.5rem 1.5rem;text-align:center;border-radius:6px;width:auto;justify-content:center}
}

@media (max-width:640px){.hero h1{font-size:1.8rem}.hero{padding:6rem 1rem 3rem}.project-card{padding:1.5rem}.achievement-images{grid-template-columns:1fr}.certs-grid{grid-template-columns:repeat(2,1fr)}.nav-links{gap:0.8rem}.nav-links a{font-size:0.8rem}}