:root{--bg-primary:#f8fafc;--bg-hero:#f8fafc;--bg-card:#fff;--bg-section-gray:#f1f5f9;--bg-nav-scrolled:#ffffffd1;--surface-2:#f1f5f9;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--accent-blue:#2563eb;--accent-indigo:#4f46e5;--accent-cyan:#06b6d4;--accent-purple:#7c3aed;--accent-orange:#f59e0b;--grad-accent:linear-gradient(120deg, #4f46e5 0%, #2563eb 48%, #06b6d4 100%);--grad-soft:linear-gradient(120deg, #4f46e514, #06b6d414);--border-light:#e2e8f0;--border-card:#eef2f7;--progress-track:#e2e8f0;--shadow-sm:0 1px 2px #0f172a0a, 0 1px 3px #0f172a0f;--shadow-lg:0 16px 40px -12px #0f172a29;--shadow-card-hover:0 24px 48px -16px #2563eb38;--font-sans:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;--font-serif:"Sora", "Inter", sans-serif;--ease-elastic:cubic-bezier(.34, 1.56, .64, 1);--ease-smooth:cubic-bezier(.22, 1, .36, 1);--transition-speed:.25s;--radius:16px;--max-width:1140px}html.dark{--bg-primary:#0b1120;--bg-hero:#0b1120;--bg-card:#0f172a;--bg-section-gray:#111a2e;--bg-nav-scrolled:#0b1120d1;--surface-2:#111a2e;--text-primary:#f1f5f9;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--accent-blue:#3b82f6;--accent-indigo:#818cf8;--accent-cyan:#22d3ee;--accent-purple:#a78bfa;--accent-orange:#fbbf24;--border-light:#ffffff14;--border-card:#ffffff0f;--progress-track:#ffffff1a;--shadow-sm:0 1px 3px #0006;--shadow-lg:0 16px 40px -12px #0000008c;--shadow-card-hover:0 24px 48px -16px #3b82f647}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;font-size:16px}body{background-color:var(--bg-primary);color:var(--text-secondary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;font-weight:400;line-height:1.65;transition:background-color .3s,color .3s;overflow-x:hidden}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{border:2px solid var(--bg-primary);background:#cbd5e1;border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--accent-blue)}html.dark ::-webkit-scrollbar-thumb{background:#334155}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);color:var(--text-primary);letter-spacing:-.02em;font-weight:700;line-height:1.18}h1{font-size:clamp(2.4rem,5vw,4rem);font-weight:800}h2{margin-bottom:1rem;font-size:clamp(1.8rem,3.5vw,2.5rem)}h3{font-size:1.35rem}h4{letter-spacing:0;text-transform:none;font-size:1.05rem;font-weight:600}p{font-size:1.02rem}a{color:var(--accent-blue);transition:color var(--transition-speed) ease;text-decoration:none}a:hover{color:var(--accent-cyan)}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}section{padding:6rem 0;position:relative}.grid-2{grid-template-columns:repeat(2,1fr);gap:2.5rem;display:grid}.grid-3{grid-template-columns:repeat(3,1fr);gap:1.75rem;display:grid}.grid-4{grid-template-columns:repeat(4,1fr);gap:1.5rem;display:grid}.section-header{max-width:640px;margin-bottom:3.5rem}.section-header.center{text-align:center;margin-left:auto;margin-right:auto}.section-header h2{margin-bottom:.5rem}.eyebrow{letter-spacing:.14em;text-transform:uppercase;color:var(--accent-blue);align-items:center;gap:.5rem;margin-bottom:1rem;font-size:.78rem;font-weight:700;display:inline-flex}.eyebrow:before{content:"";background:var(--grad-accent);border-radius:2px;width:22px;height:2px}.section-subtitle{color:var(--text-muted);font-size:1.05rem}.grad-text{background:var(--grad-accent);-webkit-text-fill-color:transparent;color:#0000;-webkit-background-clip:text;background-clip:text}.card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform var(--ease-smooth) .25s, box-shadow var(--ease-smooth) .25s, border-color .25s;padding:2rem}.card:hover{box-shadow:var(--shadow-card-hover);border-color:#2563eb47;transform:translateY(-6px)}.glass-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform var(--ease-smooth) .25s, box-shadow var(--ease-smooth) .25s, border-color .25s;padding:2.5rem}.glass-card:hover{box-shadow:var(--shadow-card-hover);border-color:#2563eb47;transform:translateY(-6px)}.btn{cursor:pointer;transition:transform var(--ease-smooth) .2s, box-shadow .2s, background .2s, color .2s;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:.5rem;padding:.8rem 1.6rem;font-size:.95rem;font-weight:600;display:inline-flex}.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 10px 24px -8px #2563eb80}.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px -8px #2563eb99}.btn-ghost{color:var(--text-primary);border-color:var(--border-light);background:0 0}.btn-ghost:hover{border-color:var(--accent-blue);color:var(--accent-blue);transform:translateY(-2px)}.chip{background:var(--surface-2);border:1px solid var(--border-light);color:var(--text-secondary);border-radius:999px;align-items:center;gap:.4rem;padding:.4rem .85rem;font-size:.85rem;font-weight:500;display:inline-flex}@keyframes bob{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.animate-bob{animation:3.5s ease-in-out infinite bob}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-14px)}}.reveal{opacity:0;transition:opacity .6s var(--ease-smooth), transform .6s var(--ease-smooth);transform:translateY(24px)}.reveal.is-visible{opacity:1;transform:translateY(0)}.nav-bar{z-index:100;background:0 0;width:100%;padding:1.25rem 0;transition:padding .3s,background .3s,border-color .3s;position:fixed;top:0;left:0}.nav-bar.scrolled{background:var(--bg-nav-scrolled);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border-light);padding:.75rem 0;box-shadow:0 4px 24px #0f172a0f}.nav-container{max-width:var(--max-width);justify-content:space-between;align-items:center;margin:0 auto;padding:0 1.5rem;display:flex}.logo-image{object-fit:contain;max-width:220px;height:auto;max-height:44px;transition:transform .3s var(--ease-elastic)}.logo-image:hover{transform:scale(1.04)}html.dark .logo-image{filter:invert()hue-rotate(180deg)brightness(1.05)}.nav-links{align-items:center;gap:1.9rem;list-style:none;display:flex}.nav-links a{color:var(--text-secondary);letter-spacing:.02em;padding:.3rem 0;font-size:.9rem;font-weight:600;transition:color .2s;position:relative}.nav-links a:hover,.nav-links a.active{color:var(--accent-blue)}.nav-links a:after{content:"";background:var(--grad-accent);width:0;height:2px;transition:width .3s var(--ease-smooth);border-radius:2px;position:absolute;bottom:-2px;left:0}.nav-links a:hover:after,.nav-links a.active:after{width:100%}.header-actions{align-items:center;gap:1rem;display:flex}.theme-toggle{background:var(--surface-2);border:1px solid var(--border-light);color:var(--text-secondary);cursor:pointer;width:40px;height:40px;transition:background .25s, color .25s, transform .25s var(--ease-elastic), border-color .25s;box-shadow:var(--shadow-sm);border-radius:50%;justify-content:center;align-items:center;padding:0;display:flex}.theme-toggle:hover{border-color:var(--accent-blue);color:var(--accent-blue);background:#2563eb1a;transform:scale(1.08)rotate(15deg)}.theme-icon{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.mobile-toggle{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:6px;display:none}.mobile-toggle .line{background:var(--text-primary);width:24px;height:2px;transition:all .3s}.mobile-toggle .line.open:first-child{transform:rotate(45deg)translate(5px,6px)}.mobile-toggle .line.open:nth-child(2){opacity:0}.mobile-toggle .line.open:nth-child(3){transform:rotate(-45deg)translate(5px,-7px)}.mobile-drawer{background:var(--bg-nav-scrolled);border-bottom:1px solid var(--border-light);z-index:99;-webkit-backdrop-filter:blur(14px);width:100%;padding:2rem 0;position:fixed;top:64px;left:0}.mobile-nav-links{flex-direction:column;align-items:center;gap:1.4rem;list-style:none;display:flex}.mobile-nav-links a{color:var(--text-secondary);font-size:1.05rem;font-weight:600}.btn-mobile-cv{background:var(--grad-accent);border-radius:999px;padding:.55rem 2rem;color:#fff!important}.nav-links a.btn-primary-sm,.nav-links li .btn-primary-sm{background:var(--grad-accent);color:#fff;letter-spacing:.02em;transition:transform .2s var(--ease-smooth), box-shadow .2s, background .2s;border-radius:999px;padding:.7rem 1.9rem;font-size:.95rem;font-weight:600;line-height:1;display:inline-block;box-shadow:0 8px 20px -8px #2563eb80}.nav-links a.btn-primary-sm:after{display:none}.nav-links a.btn-primary-sm:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px -8px #2563eba6}.border-right-divider{border-right:1px solid var(--border-light)}@media (width<=1024px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}.border-right-divider{border-right:none}}@media (width<=768px){section{padding:4rem 0}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;gap:1.5rem}.container{padding:0 1.25rem}.nav-links{display:none}.mobile-toggle{display:flex}.theme-toggle{display:none}}