:root{--bg: #ffffff;--bg-subtle: #f7f8fa;--surface: #ffffff;--border: #e4e7ec;--text: #101828;--text-muted: #475467;--text-faint: #667085;--accent: #1d4ed8;--accent-hover: #1e40af;--accent-soft: #eff4ff;--shadow: 0 1px 2px rgba(16, 24, 40, .05);--shadow-lg: 0 12px 24px -6px rgba(16, 24, 40, .12);--radius: 12px;--max-width: 1288px;--nav-height: 64px;--cat-language: #1d4ed8;--cat-framework: #6d28d9;--cat-library: #0f766e;--cat-cloud: #b45309;--cat-ai: #be185d;--cat-database: #15803d}.dark{--bg: #0b0f17;--bg-subtle: #111722;--surface: #131a26;--border: #253041;--text: #f2f4f7;--text-muted: #b4bdcb;--text-faint: #8a94a6;--accent: #6b9cff;--accent-hover: #8fb4ff;--accent-soft: #1a2640;--shadow: 0 1px 2px rgba(0, 0, 0, .3);--shadow-lg: 0 12px 24px -6px rgba(0, 0, 0, .5);--cat-language: #7aa7ff;--cat-framework: #b49cff;--cat-library: #4fd1c5;--cat-cloud: #f6ad55;--cat-ai: #f78fb3;--cat-database: 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1024px) and (max-width: 1640px){main .container{padding-left:190px}}@media (max-width: 1023px){.section-rail{display:none}}.section{padding:88px 0}.section-alt{background:var(--bg-subtle);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.eyebrow{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin:0 0 8px}.section-title{font-size:32px;font-weight:700;letter-spacing:-.02em;margin:0 0 12px}.section-subtitle{font-size:17px;color:var(--text-muted);margin:0 0 40px;max-width:620px;line-height:1.6}.hero{padding:96px 0 88px}.hero-inner{display:flex;align-items:center;gap:56px}.hero-photo{width:200px;height:200px;flex-shrink:0;border-radius:50%;object-fit:cover;border:4px solid var(--surface);box-shadow:0 0 0 1px var(--border),var(--shadow-lg)}.hero-name{font-size:48px;font-weight:800;letter-spacing:-.03em;line-height:1.1;margin:0 0 8px}.hero-role{font-size:20px;font-weight:500;color:var(--accent);margin:0 0 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