:root{--bg-primary: #f9fafb;--bg-secondary: #ffffff;--bg-tertiary: #f3f4f6;--text-primary: #111827;--text-secondary: #4b5563;--text-muted: #6b7280;--border-color: #e5e7eb;--border-hover: #d1d5db;--accent: #FF6600;--accent-hover: #ff7700;--highlight-yellow: #fef3c7;--highlight-green: #d1fae5;--highlight-purple: #e9d5ff;--highlight-teal: #ccfbf1;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 20px 25px rgba(0, 0, 0, .15)}:root.dark{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--border-color: #334155;--border-hover: #475569;--highlight-yellow: rgba(251, 191, 36, .2);--highlight-green: rgba(16, 185, 129, .2);--highlight-purple: rgba(139, 92, 246, .2);--highlight-teal: rgba(94, 234, 212, .2);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 20px 25px rgba(0, 0, 0, .4)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;scroll-behavior:smooth;font-size:16px}h1,h2,h3,h4,h5,h6,.hero-title,.page-title,.section-title,.form-title{font-family:Space Grotesk,sans-serif;font-weight:700}.nav-links,.btn{font-family:Inter,sans-serif}nav{position:fixed;top:0;left:0;right:0;background:#ffffffd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-sm);z-index:1000}:root.dark nav{background:#0f172ae6}.nav-container{max-width:1100px;margin:0 auto;padding:.75rem 1.25rem;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:1rem}.nav-container.nav-detail{display:flex;justify-content:space-between}.logo{width:47px;height:47px;display:flex;align-items:center;justify-content:center;text-decoration:none}.logo svg{width:100%;height:100%;transition:transform .3s ease}.logo text{fill:var(--text-primary);transition:fill .3s ease}.logo:hover svg{animation:rotate 7s linear infinite}.logo:hover text{fill:var(--accent)}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.nav-links{display:flex;justify-content:center;gap:4rem;list-style:none}.nav-links a{text-decoration:none;color:var(--text-muted);font-weight:300;font-size:1.2rem;transition:color .3s;text-transform:capitalize;padding-bottom:2px}.nav-links a:hover,.nav-links a.active{color:var(--text-primary);border-bottom:2px solid var(--accent)}.nav-right{display:flex;align-items:center;gap:.75rem}.theme-toggle{background:none;border:none;cursor:pointer;padding:0;display:flex;align-items:center}.toggle-track{width:44px;height:24px;background:var(--bg-tertiary);border-radius:12px;position:relative;transition:background .3s;border:1px solid var(--border-color)}.toggle-track.dark{background:#374151}.toggle-thumb{position:absolute;top:2px;left:2px;width:18px;height:18px;background:var(--bg-secondary);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:transform .3s;box-shadow:0 1px 3px #0003}.toggle-track.dark .toggle-thumb{transform:translate(20px);background:#1e293b}.toggle-thumb svg{color:var(--text-muted)}.hamburger{display:none;font-size:1.25rem;cursor:pointer;background:none;border:none;color:var(--text-primary)}.mobile-menu{display:none;background:var(--bg-secondary);border-top:1px solid var(--border-color)}.mobile-menu.active{display:block}.mobile-menu a{display:block;padding:.75rem 1.2rem;color:var(--text-muted);text-decoration:none;text-transform:capitalize;font-size:.9rem}.mobile-menu a:hover{color:var(--accent);background:var(--bg-tertiary)}.back-link{color:var(--text-muted);text-decoration:none;font-weight:500;font-size:.875rem;transition:color .3s}.back-link:hover{color:var(--accent)}.hero-landing{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;z-index:10;padding:1.5rem}.hero-content{text-align:center;max-width:650px}.hero-welcome{color:var(--text-muted);font-size:1rem;margin-bottom:.5rem}.hero-title{font-size:4.25rem;font-weight:700;margin-bottom:.75rem;line-height:1.2;color:var(--text-primary)}.hero-subtitle{font-size:1.3rem;color:var(--text-secondary);margin-bottom:1.2rem;line-height:1.6}.hero-buttons{display:flex;gap:.5rem;justify-content:center;flex-wrap:wrap}.hero-buttons .btn{border-radius:0}.btn{padding:.625rem 2.5rem;border-radius:.375rem;text-decoration:none;font-weight:600;display:inline-flex;align-items:center;gap:.375rem;transition:all .3s;font-size:1.1rem;cursor:pointer;border:none}.btn-primary{background:#000;color:#fff}:root.dark .btn-primary{background:var(--accent)}.btn-primary:hover{background:var(--accent);transform:translateY(-2px)}.btn-secondary{background:#fbbf24;color:#111827}.btn-secondary:hover{background:#f59e0b;transform:translateY(-2px)}.page-section{min-height:100vh;padding:5rem 1rem 3rem;position:relative;z-index:10}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.page-title{font-size:2.8rem;font-weight:700;text-align:center;margin-bottom:.5rem;color:var(--text-primary)}.page-subtitle{text-align:center;color:var(--text-secondary);font-size:1rem;margin-bottom:1.5rem;line-height:1.6;max-width:600px;margin-left:auto;margin-right:auto}.highlight{background:var(--highlight-yellow);padding:0 .5rem}.highlight-green{background:var(--highlight-green)}.highlight-purple{background:var(--highlight-purple)}.highlight-teal{background:var(--highlight-teal)}.about-content{max-width:600px;width:100%;margin:0 auto}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2rem;margin-bottom:3rem}.photo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.photo-grid img{width:100%;height:160px;object-fit:cover;box-shadow:var(--shadow-md)}.info-cards{display:flex;flex-direction:column;gap:1rem}.info-card{transition:transform .22s ease,box-shadow .22s ease;background:var(--bg-secondary);cursor:default;border-left:4px solid;padding-left:1rem;padding-top:.5rem}.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.info-card h3{transition:color .18s ease;font-size:1.2rem;color:var(--text-primary)}.info-card:hover h3{color:var(--accent)}.info-card.yellow{border-color:#fbbf24}.info-card.teal{border-color:#5eead4}.info-card.pink{border-color:#f472b6}.info-text{color:var(--text-secondary);font-size:.7rem}.tag-container{display:flex;flex-wrap:wrap;gap:.375rem;margin:.4rem 0}.tag{background:var(--bg-tertiary);color:var(--text-secondary);padding:.2rem .5rem;border-radius:0;font-size:.5rem}.label{text-transform:uppercase;font-size:.5rem;color:var(--text-muted);margin-top:.375rem}.fact-list{list-style:none;color:var(--text-secondary);font-size:.7rem}.fact-list li{margin:.35rem 0}.recent-section{margin-top:3rem;text-align:center}.section-title{font-size:2.2rem;font-weight:700;margin-bottom:1.2rem;color:var(--text-primary)}.filter-buttons{display:flex;justify-content:center;gap:1.4rem;margin-bottom:2.25rem;flex-wrap:wrap}.filter-btn{padding:.3rem 1.2rem;border:1px solid var(--border-color);background:var(--bg-secondary);cursor:pointer;transition:all .2s;font-size:1.2rem;font-weight:500;color:var(--text-secondary)}.filter-btn:hover{border-color:var(--border-hover);background:var(--bg-tertiary)}.filter-btn.active{background:#000;color:#fff;border-color:#000}:root.dark .filter-btn.active{background:var(--accent);border-color:var(--accent)}.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.project-card{background:var(--bg-secondary);border-radius:0;overflow:hidden;box-shadow:var(--shadow-sm);transition:all .3s;text-decoration:none;color:inherit;display:block;border:none}.project-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.project-image{width:100%;height:140px;overflow:hidden;background:var(--bg-tertiary);position:relative}.project-image img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.project-card:hover .project-image img{transform:scale(1.05)}.project-award{position:absolute;left:0;right:0;bottom:0;background:#ffc247;color:#000;font-size:.7rem;font-weight:700;padding:.25rem .35rem;display:flex;align-items:center;justify-content:center;text-align:center}.project-content-new{padding:.75rem;position:relative}.project-date-icon{display:flex;align-items:center;gap:.25rem;color:var(--text-muted);font-size:.8rem;margin-bottom:.3rem}.project-date-icon svg{flex-shrink:0}.project-content-new h3{font-size:1.4rem;margin-bottom:.2rem;color:var(--text-primary);line-height:1.3}.project-content-new p{color:var(--text-muted);margin-bottom:.5rem;line-height:1.4;font-size:.85rem;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.tech-tags{display:flex;flex-wrap:wrap;gap:.2rem;margin:.5rem 0}.tech-tag{background:var(--highlight-teal);color:var(--text-secondary);padding:.1rem .35rem;border-radius:0;font-size:.75rem}.tech-tag-more{background:#f3f4f6;color:var(--text-muted);font-style:italic}.project-actions{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.5rem;padding-top:.5rem;border-top:1px solid var(--border-color)}.action-link{display:flex;align-items:center;gap:.2rem;color:var(--text-muted);text-decoration:none;font-size:.8rem;font-weight:500;transition:color .2s}.action-link:hover{color:var(--accent)}.action-link svg{flex-shrink:0}.cert-status{position:absolute;bottom:.5rem;right:.5rem;padding:.12rem .4rem;font-size:.85rem;font-weight:600;text-transform:uppercase;border-radius:6px}.cert-status.completed{background:#d1fae5;color:#059669}.cert-status.inprogress{background:#fef3c7;color:#d97706}.no-image-placeholder{width:100%;height:100%;min-height:180px;background:var(--bg-tertiary)}.project-badges{display:flex;flex-wrap:wrap;gap:.375rem;margin-bottom:.5rem}.badge{padding:.2rem .5rem;border-radius:0;font-size:1rem;font-weight:600}.badge-category{background:#dbeafe;color:#1e40af}:root.dark .badge-category{background:#3b82f633;color:#93c5fd}.badge-status{background:#d1fae5;color:#059669}:root.dark .badge-status{background:#10b98133;color:#6ee7b7}.blog-list{max-width:600px;margin:0 auto;display:flex;flex-direction:column;gap:1.5rem}.blog-post-page .container{max-width:600px;margin-left:auto;margin-right:auto}.blog-post{background:var(--bg-secondary);border-left:4px solid #5eead4;padding:1.5rem;border-radius:0 .375rem .375rem 0;box-shadow:var(--shadow-sm);transition:all .3s}.blog-post:hover{box-shadow:var(--shadow-md);transform:translate(4px)}.blog-header{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem}.blog-category{padding:.2rem .5rem;border-radius:0;font-size:.8rem;font-weight:600;text-transform:capitalize}.blog-category.technical{background:#dbeafe;color:#1e40af}:root.dark .blog-category.technical{background:#3b82f633;color:#93c5fd}.blog-category.personal{background:#e9d5ff;color:#7c3aed}:root.dark .blog-category.personal{background:#8b5cf633;color:#c4b5fd}.blog-date{color:var(--text-muted);font-size:1 rem}.blog-post h3{font-size:1.5rem;margin-bottom:.2rem;color:var(--text-primary)}.blog-post p{color:var(--text-secondary);line-height:1;margin-bottom:.75rem;font-size:1 rem}.read-more{color:var(--accent);font-weight:600;text-decoration:none;display:inline-block;margin-top:.375rem;font-size:1.2rem}.read-more:hover{text-decoration:underline}.contact-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;max-width:none;margin:0}.form-title{font-size:1.7rem;font-weight:700;border-bottom:3px solid #fbbf24;display:inline-block;color:var(--text-primary)}.contact-form{display:flex;flex-direction:column}.form-row{display:grid;grid-template-columns:1fr 1fr}.form-group{display:flex;flex-direction:column}.form-group label{font-weight:300;margin-bottom:.375rem;font-size:.6rem;color:var(--text-primary)}.form-group input,.form-group textarea{padding:.3rem;border:1px solid var(--border-color);border-radius:.375rem;font-family:inherit;font-size:.6rem;background:var(--bg-secondary);color:var(--text-primary);margin-bottom:.375rem}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px #ff66001a}.submit-btn{background:#000;color:#fff;padding:.525rem 1.5rem;border:none;border-radius:0;font-weight:300;cursor:pointer;transition:background .3s;font-size:.65rem}:root.dark .submit-btn{background:var(--accent)}.submit-btn:hover{background:var(--accent)}.contact-info{display:flex;flex-direction:row;gap:1rem;align-items:stretch;flex-wrap:wrap}.contact-card{flex:1 1 220px;min-width:220px}.contact-card{border-left:4px solid;padding-left:1rem}.contact-card h3{font-size:1.55rem;color:var(--text-primary)}.contact-card p{color:var(--text-muted);margin-bottom:.375rem;font-size:1.1rem}.contact-card a{color:var(--accent);text-decoration:none;font-weight:600;font-size:1.2rem}.contact-card a:hover{text-decoration:underline}.contact-card.blue{border-color:#60a5fa}.contact-card.green{border-color:#5eead4}.contact-card.pink{border-color:#f472b6}.location-text{font-weight:600;color:var(--text-primary)}.social-links{display:flex;gap:.75rem;margin-top:.2rem}.social-btn{width:36px;height:36px;background:transparent;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;color:#6b7280;text-decoration:none;font-weight:600;font-size:.9rem;transition:background .18s ease,color .18s ease,transform .12s ease}:root.dark .social-btn{color:#9ca3af;background:transparent}.social-btn svg{display:block;width:20px;height:20px}.social-btn:hover{background:#6366f114;color:var(--accent);transform:translateY(-2px)}.scroll-top{position:fixed;bottom:1.5rem;right:1.5rem;width:44px;height:44px;background:var(--accent);color:#fff;border:none;border-radius:50%;font-size:1.85rem;cursor:pointer;box-shadow:var(--shadow-md);transition:background .3s;z-index:999}.scroll-top:hover{background:var(--accent-hover)}.work-timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.work-card{background:var(--bg-secondary);padding:1rem;border-radius:0;box-shadow:var(--shadow-md);transition:transform .3s;border-left:4px solid}.work-card:hover{transform:translateY(-4px)}.work-card.yellow-border{border-left-color:#fbbf24}.work-card.green-border{border-left-color:#10b981}.work-card.pink-border{border-left-color:#f472b6}.work-card h3{font-size:1.2rem;font-weight:700;margin-bottom:.35rem;color:var(--text-primary)}.work-company{color:var(--text-primary);font-weight:600;margin-bottom:.4rem;font-size:.7rem}.work-description{color:var(--text-muted);font-size:.7rem;line-height:1.5;margin-bottom:.5rem}.work-label{text-transform:uppercase;font-size:.65rem;color:var(--text-muted);letter-spacing:.5px}.project-detail{padding-top:5rem;padding-bottom:2rem;min-height:auto;max-width:900px;margin:0 auto;width:100%}.project-header{margin-bottom:2rem}.project-header h1{font-size:2.5rem;font-weight:700;margin:.75rem 0;color:var(--text-primary)}.project-tagline{font-size:1.4rem;color:var(--text-muted);margin-bottom:1.5rem;line-height:1.6}.project-meta{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;margin-top:1.5rem}.project-links{display:flex;gap:.75rem}.project-hero{width:100%;height:400px;border-radius:.75rem;overflow:hidden;margin-bottom:2.5rem;box-shadow:var(--shadow-lg)}.project-hero img{width:100%;height:100%;object-fit:cover}.project-content{max-width:950px;margin:0 auto;padding:0 1rem}.content-section{margin-bottom:2rem}.content-section h2{font-size:2.2rem;margin-bottom:.75rem;color:var(--text-primary)}.content-section p{color:var(--text-secondary);font-size:1.2rem;line-height:1.7;margin-bottom:.75rem}.project-images{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin:2rem 0}.project-images img{width:100%;height:100%;object-fit:cover;border-radius:.375rem;box-shadow:var(--shadow-md)}.project-navigation{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin:3rem auto 1.5rem;max-width:750px;padding:0 1rem}.nav-project{background:var(--bg-secondary);padding:1.25rem;border-radius:.5rem;box-shadow:var(--shadow-md);text-decoration:none;transition:all .3s;display:flex;flex-direction:column;gap:.375rem}.nav-project:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.nav-project.nav-prev{text-align:left}.nav-project.nav-next{text-align:right}.nav-label{color:var(--accent);font-size:.75rem;font-weight:600}.nav-title{color:var(--text-primary);font-size:1.2rem;font-weight:600}@media(max-width:768px){.projects-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){body{font-size:14px}.nav-container{grid-template-columns:auto auto;justify-content:space-between}.nav-links{display:none}.hamburger{display:block}.hero-title{font-size:1.75rem}.hero-subtitle{font-size:.9rem}.page-title{font-size:1.5rem}.page-subtitle{font-size:.6rem}.about-grid,.contact-grid,.form-row{grid-template-columns:1fr}.photo-grid{grid-template-columns:1fr 1fr}.photo-grid img{height:100px}.hero-buttons{flex-direction:column}.btn{width:100%;justify-content:center}.work-timeline{grid-template-columns:1fr}.project-header h1{font-size:1.25rem}.project-tagline{font-size:.8rem}.project-meta{flex-direction:column;align-items:flex-start}.project-hero{height:200px}.project-images{grid-template-columns:1fr}.project-images img{height:160px}.project-navigation{grid-template-columns:1fr;gap:.75rem}.content-section h2{font-size:1.125rem}.content-section p{font-size:.8rem}.filter-buttons{gap:.3rem}.filter-btn{padding:.25rem .6rem;font-size:.55rem}}@media(max-width:600px){.projects-grid{grid-template-columns:1fr;gap:.75rem}.project-image{height:140px}}@media(max-width:480px){.hero-title{font-size:1.5rem}.page-section{padding:4.5rem .75rem 2.5rem}.photo-grid{grid-template-columns:1fr}.photo-grid img{height:130px}.project-content-new{padding:.6rem;font-size:.85rem}.project-content-new h3{font-size:.85rem}.project-content-new p{font-size:.55rem}}