:root{--bg: #f8f8f6;--bg-2: #efefec;--text: #111111;--text-muted: #666666;--accent: #4a63e8;--accent-hover: #3450d4;--border: #ddddd8;--card-bg: #ffffff;--nav-bg: rgba(248, 248, 246, 0.92);--code-bg: #f0f0ec;--shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04)}[data-theme="dark"]{--bg: #0e0e0e;--bg-2: #181818;--text: #e8e8e8;--text-muted: #888888;--accent: #7b8fff;--accent-hover: #9aabff;--border: #2a2a2a;--card-bg: #181818;--nav-bg: rgba(14, 14, 14, 0.92);--code-bg: #1e1e1e;--shadow: 0 1px 3px rgba(0,0,0,0.3), 0 4px 12px rgba(0,0,0,0.2)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;background:var(--bg);color:var(--text);line-height:1.75;font-size:16px;transition:background 0.2s ease, color 0.2s ease;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.25;letter-spacing:-0.02em;color:var(--text)}h1{font-size:clamp(2rem, 5vw, 3rem)}h2{font-size:clamp(1.4rem, 3vw, 1.9rem);margin-bottom:1rem}h3{font-size:1.2rem;margin-bottom:0.5rem}p{margin-bottom:1.2rem;color:var(--text)}a{color:var(--accent);text-decoration:none;transition:color 0.15s ease}a:hover{color:var(--accent-hover)}strong{font-weight:600}.container{max-width:720px;margin:0 auto;padding:0 1.5rem}.container--wide{max-width:960px;margin:0 auto;padding:0 1.5rem}main{min-height:calc(100vh - 140px);padding:4rem 0 6rem}nav{position:sticky;top:0;z-index:100;background:var(--nav-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:background 0.2s ease}.nav-inner{max-width:960px;margin:0 auto;padding:0 1.5rem;height:56px;display:flex;align-items:center;justify-content:space-between}.nav-brand{font-weight:700;font-size:1rem;color:var(--text);letter-spacing:-0.02em;text-decoration:none;display:flex;align-items:center}.nav-brand:hover{opacity:0.8}.nav-logo{height:36px;width:auto;border-radius:6px;object-fit:contain}.nav-links{display:flex;align-items:center;gap:1.75rem;list-style:none}.nav-links a{font-size:0.875rem;font-weight:500;color:var(--text-muted);text-decoration:none;transition:color 0.15s ease}.nav-links a:hover,.nav-links a.active{color:var(--text)}.theme-toggle{background:none;border:1px solid var(--border);border-radius:6px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-muted);transition:all 0.15s ease;flex-shrink:0}.theme-toggle:hover{color:var(--text);border-color:var(--text-muted)}.theme-toggle svg{width:16px;height:16px}.hero{padding:5rem 0 4rem}.hero-top{display:flex;align-items:flex-start;gap:3rem}.hero-text{flex:1;min-width:0}.hero-photo{flex-shrink:0}.hero-photo img{width:180px;height:180px;border-radius:50%;object-fit:cover;border:2px solid var(--border);box-shadow:var(--shadow)}.hero h1{margin-bottom:1.25rem}.hero-sub{font-size:1.125rem;color:var(--text-muted);max-width:560px;margin-bottom:2rem;line-height:1.7}.social-links{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3rem}.social-link{display:flex;align-items:center;gap:0.4rem;font-size:0.875rem;font-weight:500;color:var(--text-muted);text-decoration:none;border:1px solid var(--border);border-radius:6px;padding:0.4rem 0.75rem;transition:all 0.15s ease}.social-link:hover{color:var(--text);border-color:var(--text-muted)}.social-link svg{width:15px;height:15px;fill:currentColor}.nav-cta{display:flex;gap:1rem;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:0.4rem;font-size:0.875rem;font-weight:500;padding:0.55rem 1.1rem;border-radius:6px;text-decoration:none;transition:all 0.15s ease;border:1px solid transparent}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);color:#fff}.btn-outline{border-color:var(--border);color:var(--text-muted)}.btn-outline:hover{border-color:var(--text-muted);color:var(--text)}.page-header{padding-bottom:2.5rem;border-bottom:1px solid var(--border);margin-bottom:3rem}.page-header h1{margin-bottom:0.5rem}.page-header p{color:var(--text-muted);font-size:1rem;margin-bottom:0}.post-list{list-style:none}.post-item{padding:1.75rem 0;border-bottom:1px solid var(--border)}.post-item:last-child{border-bottom:none}.post-meta{font-size:0.8rem;color:var(--text-muted);margin-bottom:0.4rem;font-variant-numeric:tabular-nums}.post-item h2{font-size:1.15rem;margin-bottom:0.4rem}.post-item h2 a{color:var(--text);text-decoration:none}.post-item h2 a:hover{color:var(--accent)}.post-excerpt{color:var(--text-muted);font-size:0.9rem;margin-bottom:0;line-height:1.6}.post-item--nb{display:flex;gap:1.25rem;align-items:flex-start}.post-thumb{flex-shrink:0;width:100px;height:72px;object-fit:cover;border-radius:6px;border:1px solid var(--border);background:var(--bg-2)}.post-item-body{flex:1;min-width:0}.blog-section{margin-bottom:3rem}.blog-section-header{margin-bottom:1.5rem}.blog-section-title{font-size:1.1rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.06em;margin-bottom:0.25rem}.blog-section-desc{font-size:0.875rem;color:var(--text-muted);margin-bottom:0}.colab-badge{display:inline-flex;align-items:center;gap:0.3rem;font-size:0.75rem;font-weight:500;padding:0.2rem 0.55rem;border-radius:4px;background:#f9ab00;color:#000;text-decoration:none;margin-top:0.5rem}.colab-badge:hover{background:#e09b00;color:#000}.post-header{padding-bottom:2rem;border-bottom:1px solid var(--border);margin-bottom:2.5rem}.post-header h1{margin-bottom:0.75rem}.post-header .post-meta{font-size:0.875rem}.post-content{line-height:1.8}.post-content h2{margin:2.5rem 0 1rem}.post-content h3{margin:2rem 0 0.75rem}.post-content p{margin-bottom:1.25rem}.post-content ul,.post-content ol{margin:0 0 1.25rem 1.5rem}.post-content li{margin-bottom:0.3rem}.post-content blockquote{border-left:3px solid var(--accent);padding-left:1.25rem;margin:1.5rem 0;color:var(--text-muted);font-style:italic}.post-content img{max-width:100%;border-radius:8px;margin:1.5rem 0}.post-content hr{border:none;border-top:1px solid var(--border);margin:2.5rem 0}code{font-family:'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;font-size:0.85em;background:var(--code-bg);border:1px solid var(--border);padding:0.15em 0.4em;border-radius:4px}pre{background:var(--code-bg);border:1px solid var(--border);border-radius:8px;padding:1.25rem 1.5rem;overflow-x:auto;margin:1.5rem 0}pre code{background:none;border:none;padding:0;font-size:0.875rem;line-height:1.6}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(280px, 1fr));gap:1.5rem;margin-top:0.5rem}.project-card{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;overflow:hidden;box-shadow:var(--shadow);transition:transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;display:flex;flex-direction:column;position:relative}.badge-in-progress{position:absolute;top:0.6rem;right:0.6rem;z-index:1;font-size:0.65rem;font-weight:600;padding:0.2rem 0.5rem;border-radius:4px;background:#f59e0b;color:#000;letter-spacing:0.02em;text-transform:uppercase}.project-card:hover{transform:translateY(-2px);box-shadow:0 4px 20px rgba(0,0,0,0.12);border-color:var(--accent)}[data-theme="dark"] .project-card:hover{box-shadow:0 4px 20px rgba(0,0,0,0.4)}.project-img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-2)}.project-img-placeholder{width:100%;aspect-ratio:16/9;background:var(--bg-2);display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:0.8rem}.project-body{padding:1.25rem;flex:1;display:flex;flex-direction:column}.project-tags{display:flex;flex-wrap:wrap;gap:0.4rem;margin-bottom:0.75rem}.tag{font-size:0.7rem;font-weight:500;padding:0.2rem 0.5rem;border-radius:4px;background:var(--bg-2);color:var(--text-muted);border:1px solid var(--border);text-transform:lowercase}.project-body h3{font-size:1rem;margin-bottom:0.4rem}.project-desc{font-size:0.875rem;color:var(--text-muted);line-height:1.6;margin-bottom:1rem;flex:1}.project-links{display:flex;gap:0.75rem;margin-top:auto}.project-links a{font-size:0.8rem;font-weight:500;color:var(--text-muted);text-decoration:none;display:flex;align-items:center;gap:0.25rem;transition:color 0.15s ease}.project-links a:hover{color:var(--accent)}.contact-form{display:flex;flex-direction:column;gap:1.25rem;max-width:560px}.form-group{display:flex;flex-direction:column;gap:0.4rem}.form-group label{font-size:0.875rem;font-weight:500;color:var(--text)}.form-group input,.form-group textarea{font-family:inherit;font-size:0.9rem;background:var(--card-bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:0.65rem 0.9rem;transition:border-color 0.15s ease, box-shadow 0.15s ease;width:100%}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(74,99,232,0.12)}[data-theme="dark"] .form-group input:focus,[data-theme="dark"] .form-group textarea:focus{box-shadow:0 0 0 3px rgba(123,143,255,0.18)}.form-group textarea{min-height:140px;resize:vertical}.btn-submit{align-self:flex-start;padding:0.65rem 1.5rem}footer{border-top:1px solid var(--border);padding:2rem 0}.footer-inner{max-width:960px;margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.footer-copy{font-size:0.8rem;color:var(--text-muted)}.footer-links{display:flex;gap:1.25rem}.footer-links a{color:var(--text-muted);display:flex;align-items:center;transition:color 0.15s ease}.footer-links a:hover{color:var(--text)}.footer-links svg{width:18px;height:18px;fill:currentColor}@media (max-width: 640px){main{padding:2.5rem 0 4rem}.hero{padding:3rem 0 2.5rem}.post-item--nb{flex-direction:column;gap:0.75rem}.post-thumb{width:100%;height:140px}.hero-top{flex-direction:column;align-items:center;gap:1.5rem}.hero-photo img{width:120px;height:120px}.nav-links{gap:1.1rem}.projects-grid{grid-template-columns:1fr}.footer-inner{flex-direction:column;align-items:flex-start}}@media (max-width: 380px){.nav-links{gap:0.75rem}.nav-links a{font-size:0.8rem}}