:root{--green-primary: #00ff88;--green-secondary: #00cc66;--green-dark: #00994d;--green-glow: rgba(0, 255, 136, .3);--green-glow-strong: rgba(0, 255, 136, .6);--bg-primary: #0a0f0a;--bg-secondary: #0d150d;--bg-card: rgba(13, 21, 13, .8);--bg-card-hover: rgba(0, 255, 136, .05);--text-primary: #e8f5e9;--text-secondary: #a5d6a7;--text-muted: #4a7c59;--border-color: rgba(0, 255, 136, .2);--border-hover: rgba(0, 255, 136, .6);--font-mono: "Courier New", "Consolas", monospace;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--transition: all .3s ease;--radius: 8px;--header-height: 70px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden;line-height:1.6}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--green-dark);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--green-secondary)}h1,h2,h3,h4,h5,h6{font-family:var(--font-mono);color:var(--green-primary);text-shadow:0 0 20px var(--green-glow);line-height:1.3}h1{font-size:clamp(2rem,5vw,3.5rem)}h2{font-size:clamp(1.5rem,3vw,2.5rem);margin-bottom:2rem}h3{font-size:clamp(1.1rem,2vw,1.5rem)}a{color:var(--green-primary);text-decoration:none;transition:var(--transition)}a:hover{color:var(--green-secondary);text-shadow:0 0 10px var(--green-glow)}p{margin-bottom:1rem;color:var(--text-secondary)}code{font-family:var(--font-mono);background:#00ff881a;padding:2px 6px;border-radius:3px;color:var(--green-primary);font-size:.9em}pre{background:#00000080;border:1px solid var(--border-color);border-radius:var(--radius);padding:1.5rem;overflow-x:auto;margin:1.5rem 0}pre code{background:none;padding:0;font-size:.85em;color:var(--green-primary)}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.page-content{padding-top:calc(var(--header-height) + 2rem);padding-bottom:4rem;min-height:100vh}.cursor-glow{position:fixed;pointer-events:none;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(0,255,136,.08) 0%,transparent 70%);transform:translate(-50%,-50%);transition:opacity .3s ease;z-index:0;mix-blend-mode:screen}.hex-background{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0;overflow:hidden}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.8rem;border-radius:var(--radius);font-family:var(--font-mono);font-size:.95rem;font-weight:600;cursor:pointer;transition:var(--transition);text-decoration:none;border:none}.btn-primary{background:var(--green-primary);color:var(--bg-primary)}.btn-primary:hover{background:var(--green-secondary);box-shadow:0 0 20px var(--green-glow-strong);color:var(--bg-primary)}.btn-outline{background:transparent;color:var(--green-primary);border:2px solid var(--green-primary)}.btn-outline:hover{background:var(--green-glow);box-shadow:0 0 20px var(--green-glow);color:var(--green-primary)}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:1.5rem;transition:var(--transition);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.card:hover{border-color:var(--border-hover);background:var(--bg-card-hover);box-shadow:0 0 30px var(--green-glow)}.section{padding:4rem 0}.section-title{text-align:center;margin-bottom:3rem;position:relative}.section-title:after{content:"";display:block;width:80px;height:2px;background:var(--green-primary);margin:1rem auto 0;box-shadow:0 0 10px var(--green-glow)}.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:#0a0f0af2;border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:1000;display:flex;align-items:center}.header-inner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.logo{font-family:var(--font-mono);font-size:1.2rem;font-weight:700;color:var(--green-primary);text-shadow:0 0 15px var(--green-glow);text-decoration:none}.logo span{color:var(--text-secondary)}.nav{display:flex;align-items:center;gap:.5rem}.nav-link{font-family:var(--font-mono);font-size:.9rem;color:var(--text-secondary);padding:.4rem 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var(--border-color);color:var(--text-secondary);padding:3px 10px;border-radius:20px;font-family:var(--font-mono);font-size:.75rem;transition:var(--transition)}.skill-chip:hover{border-color:var(--green-primary);color:var(--green-primary);box-shadow:0 0 8px var(--green-glow)}.footer-contact-item{display:flex;align-items:center;gap:.5rem;margin-bottom:.6rem;color:var(--text-secondary);font-size:.9rem}.footer-contact-item a{color:var(--text-secondary)}.footer-contact-item a:hover{color:var(--green-primary)}.footer-bottom{border-top:1px solid var(--border-color);padding-top:1.5rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;color:var(--text-muted);font-size:.85rem;font-family:var(--font-mono)}.footer-logo{font-family:var(--font-mono);font-size:1.1rem;font-weight:700;color:var(--green-primary);text-shadow:0 0 10px var(--green-glow)}.hero{min-height:calc(100vh - var(--header-height));display:flex;align-items:center;padding-top:var(--header-height)}.hero-inner{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;width:100%}.hero-text{z-index:1}.hero-greeting{font-family:var(--font-mono);color:var(--text-muted);font-size:1rem;margin-bottom:.5rem}.hero-name{font-size:clamp(2rem,4vw,3rem);color:var(--green-primary);text-shadow:0 0 30px var(--green-glow);margin-bottom:.5rem;line-height:1.2}.hero-role{font-family:var(--font-mono);color:var(--green-secondary);font-size:1.1rem;margin-bottom:1.5rem}.hero-description{color:var(--text-secondary);font-size:1rem;margin-bottom:2rem;max-width:480px;line-height:1.7}.hero-buttons{display:flex;gap:1rem;flex-wrap:wrap}.skills-section{padding:4rem 0;position:relative;z-index:1}.skills-grid{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.skill-tag{background:#00ff8814;border:1px solid var(--border-color);color:var(--text-secondary);padding:.5rem 1rem;border-radius:20px;font-family:var(--font-mono);font-size:.9rem;transition:var(--transition);cursor:default}.skill-tag:hover{border-color:var(--green-primary);color:var(--green-primary);box-shadow:0 0 15px var(--green-glow);background:#00ff881f;transform:translateY(-2px)}.code-visual-container{position:relative;z-index:1}.code-window{background:#000000b3;border:1px solid var(--border-color);border-radius:12px;overflow:hidden;box-shadow:0 0 40px var(--green-glow)}.code-window-header{background:#00ff8814;padding:.8rem 1rem;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border-color)}.code-dot{width:12px;height:12px;border-radius:50%}.code-dot.red{background:#ff5f56}.code-dot.yellow{background:#ffbd2e}.code-dot.green{background:var(--green-primary);box-shadow:0 0 6px var(--green-glow)}.code-window-title{font-family:var(--font-mono);font-size:.8rem;color:var(--text-muted);margin-left:.5rem}.code-window-body{padding:1.5rem;min-height:320px;display:flex;align-items:center;justify-content:center}.code-display{font-family:var(--font-mono);font-size:.82rem;line-height:1.7;color:var(--green-primary);white-space:pre;width:100%}.code-display .comment{color:#4a7c59}.code-display .keyword{color:#c792ea}.code-display .string{color:#c3e88d}.code-display .number{color:#f78c6c}.code-display .function{color:#82aaff}.cursor-blink{display:inline-block;width:2px;height:1em;background:var(--green-primary);animation:blink 1s step-end infinite;vertical-align:text-bottom;margin-left:1px}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.chart-display{width:100%;height:280px;animation:fadeIn .5s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.about-page{position:relative;z-index:1}.timeline{position:relative;padding-left:2rem}.timeline:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--green-primary),transparent);box-shadow:0 0 10px var(--green-glow)}.timeline-item{position:relative;margin-bottom:2.5rem;padding-left:1.5rem}.timeline-item:before{content:"";position:absolute;left:-2.45rem;top:6px;width:12px;height:12px;border-radius:50%;background:var(--green-primary);border:2px solid var(--bg-primary);box-shadow:0 0 10px var(--green-glow)}.timeline-header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:.5rem;margin-bottom:.5rem}.timeline-company{font-family:var(--font-mono);color:var(--green-primary);font-size:1rem;font-weight:700}.timeline-period{font-family:var(--font-mono);font-size:.85rem;color:var(--text-muted);white-space:nowrap}.timeline-position{color:var(--text-secondary);font-size:.95rem;margin-bottom:.8rem;font-style:italic}.timeline-desc{color:var(--text-secondary);font-size:.9rem;margin-bottom:.8rem}.timeline-achievements{list-style:none;display:flex;flex-direction:column;gap:.5rem}.timeline-achievements li{color:var(--text-secondary);font-size:.88rem;padding-left:1.2rem;position:relative;line-height:1.5}.timeline-achievements li:before{content:"›";position:absolute;left:0;color:var(--green-primary);font-weight:700}.education-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.edu-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:1.5rem;transition:var(--transition);position:relative;overflow:hidden}.edu-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--green-primary),transparent)}.edu-card:hover{border-color:var(--border-hover);box-shadow:0 0 25px var(--green-glow);transform:translateY(-3px)}.edu-institution{font-family:var(--font-mono);color:var(--green-primary);font-size:.9rem;margin-bottom:.3rem}.edu-degree{font-weight:600;color:var(--text-primary);font-size:1rem;margin-bottom:.3rem}.edu-field{color:var(--text-secondary);font-size:.9rem;margin-bottom:.3rem}.edu-period{font-family:var(--font-mono);color:var(--text-muted);font-size:.85rem}.contact-page{position:relative;z-index:1}.contact-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:3rem;align-items:start}.contact-info{display:flex;flex-direction:column;gap:1rem}.contact-item{display:flex;align-items:center;gap:1rem;padding:1rem 1.2rem;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);transition:var(--transition);text-decoration:none}.contact-item:hover{border-color:var(--border-hover);box-shadow:0 0 20px var(--green-glow);background:var(--bg-card-hover)}.contact-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#00ff881a;border-radius:8px;font-size:1.2rem;flex-shrink:0}.contact-label{font-family:var(--font-mono);font-size:.78rem;color:var(--text-muted);margin-bottom:2px}.contact-value{color:var(--text-primary);font-size:.95rem}.contact-form{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:2rem}.form-group{margin-bottom:1.2rem}.form-label{display:block;font-family:var(--font-mono);font-size:.85rem;color:var(--text-secondary);margin-bottom:.4rem}.form-input,.form-textarea{width:100%;background:#0006;border:1px solid var(--border-color);border-radius:var(--radius);color:var(--text-primary);font-family:var(--font-sans);font-size:.95rem;padding:.7rem 1rem;transition:var(--transition);outline:none;resize:vertical}.form-input:focus,.form-textarea:focus{border-color:var(--green-primary);box-shadow:0 0 15px var(--green-glow)}.form-textarea{min-height:140px;resize:vertical}.form-error{color:#ff6b6b;font-size:.8rem;margin-top:4px;font-family:var(--font-mono)}.form-submit{width:100%;padding:.9rem;background:var(--green-primary);color:var(--bg-primary);border:none;border-radius:var(--radius);font-family:var(--font-mono);font-size:1rem;font-weight:700;cursor:pointer;transition:var(--transition);letter-spacing:1px}.form-submit:hover:not(:disabled){background:var(--green-secondary);box-shadow:0 0 25px var(--green-glow-strong)}.form-submit:disabled{opacity:.7;cursor:not-allowed}.form-message{margin-top:1rem;padding:.8rem 1rem;border-radius:var(--radius);font-family:var(--font-mono);font-size:.9rem;text-align:center}.form-message.success{background:#00ff881a;border:1px solid var(--green-primary);color:var(--green-primary)}.form-message.error{background:#ff6b6b1a;border:1px solid #ff6b6b;color:#ff6b6b}.projects-page{position:relative;z-index:1}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}.project-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}.project-card:hover{border-color:var(--border-hover);box-shadow:0 0 30px var(--green-glow);transform:translateY(-4px)}.project-iframe-wrapper{position:relative;width:100%;padding-bottom:56.25%;background:#00000080}.project-iframe-wrapper iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}.project-info{padding:1.2rem}.project-title{font-family:var(--font-mono);color:var(--green-primary);font-size:1rem;margin-bottom:.5rem}.project-description{color:var(--text-secondary);font-size:.88rem;margin:0}.empty-state{text-align:center;padding:5rem 2rem;color:var(--text-muted);font-family:var(--font-mono)}.empty-state-icon{font-size:3rem;margin-bottom:1rem;opacity:.5}.articles-page{position:relative;z-index:1}.articles-list{display:flex;flex-direction:column;gap:1.5rem}.article-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:1.5rem 2rem;transition:var(--transition);text-decoration:none;display:block}.article-card:hover{border-color:var(--border-hover);box-shadow:0 0 25px var(--green-glow);background:var(--bg-card-hover)}.article-meta{display:flex;gap:1rem;align-items:center;margin-bottom:.8rem;flex-wrap:wrap}.article-date{font-family:var(--font-mono);font-size:.8rem;color:var(--text-muted)}.article-tag{background:#00ff881a;border:1px solid var(--border-color);color:var(--green-secondary);padding:2px 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ol{color:var(--text-secondary);padding-left:1.5rem;margin-bottom:1.2rem}.article-content li{margin-bottom:.4rem}.article-content blockquote{border-left:3px solid var(--green-primary);padding-left:1rem;margin:1.5rem 0;color:var(--text-secondary);font-style:italic}.article-lang-notice{background:#00ff8814;border:1px solid var(--border-color);border-radius:var(--radius);padding:.8rem 1.2rem;margin-bottom:1.5rem;font-family:var(--font-mono);font-size:.82rem;color:var(--text-muted)}.loading{display:flex;align-items:center;justify-content:center;min-height:200px;font-family:var(--font-mono);color:var(--text-muted)}@media (max-width: 768px){.nav{display:none}.header-inner .lang-switcher{display:none!important}.hamburger{display:flex}.hero-inner{grid-template-columns:1fr;text-align:center}.hero-description{margin:0 auto 2rem}.hero-buttons{justify-content:center}.code-visual-container{order:-1}.contact-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;text-align:center}.timeline{padding-left:1.5rem}.timeline-item{padding-left:1rem}.education-grid{grid-template-columns:1fr}}@media (max-width: 480px){.code-window-body{padding:1rem}.code-display{font-size:.72rem}}