:root{--color-cyan: #00d9ff;--color-pink: #ff6b9d;--color-yellow: #ffff6b;--color-green: #6bff6b;--color-bg: #0a0a0a;--color-bg-soft: #1a1a1a;--color-bg-panel: rgba(20, 20, 20, .8);--color-bg-panel-soft: rgba(20, 20, 20, .5);--color-bg-nav: rgba(10, 10, 10, .9);--color-bg-nav-scrolled: rgba(10, 10, 10, .95);--color-text: #ffffff;--color-text-muted: #cccccc;--color-border: rgba(255, 255, 255, .1);--color-border-strong: rgba(0, 217, 255, .3);--color-cyan-soft: rgba(0, 217, 255, .1);--color-cyan-soft-2: rgba(0, 217, 255, .2);--gradient-brand: linear-gradient(45deg, var(--color-cyan), var(--color-pink));--gradient-bg: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);--container-max: 1200px;--nav-height: 70px;--t-fast: .3s ease;--t-slow: .5s ease;--font-sans: "Noto Sans TC", "JetBrains Mono", sans-serif;--font-mono: "JetBrains Mono", monospace}@keyframes particleFloat{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(180deg)}}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}@keyframes glitch{0%,90%,to{transform:translate(0)}20%{transform:translate(-2px,2px)}40%{transform:translate(-2px,-2px)}60%{transform:translate(2px,2px)}80%{transform:translate(2px,-2px)}}@keyframes glitchTop{0%,90%,to{transform:translate(0)}10%{transform:translate(-2px,-2px)}30%{transform:translate(2px,2px)}50%{transform:translate(-2px,2px)}70%{transform:translate(2px,-2px)}}@keyframes glitchBottom{0%,90%,to{transform:translate(0)}15%{transform:translate(2px,2px)}35%{transform:translate(-2px,-2px)}55%{transform:translate(2px,-2px)}75%{transform:translate(-2px,2px)}}@keyframes typing{0%{width:0}to{width:100%}}@keyframes blink-caret{0%,to{border-color:transparent}50%{border-color:var(--color-cyan)}}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(5deg)}}@keyframes bounce{0%,20%,50%,80%,to{transform:translate(-50%) translateY(0)}40%{transform:translate(-50%) translateY(-10px)}60%{transform:translate(-50%) translateY(-5px)}}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);line-height:1.6;color:var(--color-text);background:var(--color-bg);overflow-x:hidden}.container{max-width:var(--container-max);margin:0 auto;padding:0 20px}#particles-canvas{position:fixed;inset:0;z-index:-1;background:var(--gradient-bg)}#particles-canvas:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 50%,rgba(120,119,198,.3) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,119,198,.3) 0%,transparent 50%),radial-gradient(circle at 40% 80%,rgba(120,219,255,.3) 0%,transparent 50%);animation:particleFloat 20s ease-in-out infinite alternate}.navbar{position:fixed;top:0;width:100%;background:var(--color-bg-nav);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border);z-index:1000;transition:all var(--t-fast)}.navbar.scrolled{background:var(--color-bg-nav-scrolled)}.nav-container{max-width:var(--container-max);margin:0 auto;padding:0 20px;display:flex;justify-content:space-between;align-items:center;height:var(--nav-height)}.nav-logo{display:flex;align-items:center;font-family:var(--font-mono);font-weight:700;font-size:1.5rem;color:var(--color-cyan)}.logo-cursor{width:2px;height:20px;background:var(--color-cyan);margin-left:5px;animation:blink 1s infinite}.nav-menu{display:flex;list-style:none;gap:2rem}.nav-link{color:var(--color-text);text-decoration:none;font-weight:500;position:relative;transition:all var(--t-fast)}.nav-link:before{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--gradient-brand);transition:width var(--t-fast)}.nav-link:hover:before{width:100%}.hamburger{display:none;flex-direction:column;cursor:pointer}.hamburger span{width:25px;height:3px;background:var(--color-text);margin:3px 0;transition:.3s}.hero{min-height:100vh;display:flex;align-items:center;position:relative;padding-top:var(--nav-height)}.hero-container{max-width:var(--container-max);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.hero-content h1{font-size:4rem;font-weight:700;margin-bottom:1rem}.glitch-text{position:relative;color:var(--color-text);font-size:4rem;font-weight:700;animation:glitch 2s infinite}.glitch-text:before,.glitch-text:after{content:attr(data-text);position:absolute;inset:0}.glitch-text:before{animation:glitchTop 1s infinite;clip-path:polygon(0 0,100% 0,100% 35%,0 35%);color:var(--color-pink)}.glitch-text:after{animation:glitchBottom 1.5s infinite;clip-path:polygon(0 65%,100% 65%,100% 100%,0 100%);color:var(--color-cyan)}.typing-container{margin:1rem 0}.typing-text{font-family:var(--font-mono);font-size:1.5rem;color:var(--color-cyan);border-right:2px solid var(--color-cyan);padding-right:5px;animation:typing 3s steps(40,end),blink-caret .75s step-end infinite;white-space:nowrap;overflow:hidden}.hero-description{font-size:1.2rem;color:var(--color-text-muted);margin:2rem 0;line-height:1.8}.hero-buttons{display:flex;gap:1.5rem;margin-top:2rem}.btn{position:relative;padding:12px 30px;text-decoration:none;border-radius:50px;font-weight:600;font-size:1rem;transition:all var(--t-fast);overflow:hidden;border:2px solid transparent;display:inline-block;cursor:pointer}.btn-primary{background:var(--gradient-brand);color:var(--color-text)}.btn-secondary{background:transparent;color:var(--color-text);border:2px solid var(--color-cyan)}.btn-hover-effect{position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left var(--t-slow)}.btn:hover .btn-hover-effect{left:100%}.btn:hover{transform:translateY(-2px);box-shadow:0 10px 25px #00d9ff4d}.hero-visual{position:relative;height:500px}.floating-elements{position:relative;width:100%;height:100%}.floating-item{position:absolute;animation:float 6s ease-in-out infinite}.floating-item:nth-child(odd){animation-delay:-3s}.code-block{background:var(--color-bg-panel);border:1px solid var(--color-border-strong);border-radius:10px;padding:20px;width:280px;top:20%;left:10%;backdrop-filter:blur(10px)}.code-header{display:flex;margin-bottom:15px}.code-dots{display:flex;gap:5px}.code-dots span{width:8px;height:8px;border-radius:50%;background:var(--color-pink)}.code-dots span:nth-child(2){background:var(--color-yellow)}.code-dots span:nth-child(3){background:var(--color-green)}.code-content{font-family:var(--font-mono);font-size:.9rem;line-height:1.4}.code-line{display:block;margin:2px 0}.keyword{color:var(--color-pink)}.string{color:var(--color-green)}.tech-icon{font-size:3rem;background:var(--color-cyan-soft);width:80px;height:80px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:2px solid var(--color-border-strong)}.tech-icon:nth-child(2){top:10%;right:20%;animation-delay:-1s}.tech-icon:nth-child(3){bottom:30%;right:10%;animation-delay:-4s}.tech-icon:nth-child(4){bottom:10%;left:20%;animation-delay:-2s}.tech-icon:nth-child(5){top:40%;right:40%;animation-delay:-5s}.scroll-indicator{position:absolute;bottom:30px;left:50%;transform:translate(-50%);animation:bounce 2s infinite}.scroll-arrow{width:24px;height:24px;border:2px solid var(--color-cyan);border-top:none;border-left:none;transform:rotate(45deg)}.section-header{text-align:center;margin-bottom:4rem}.section-title{font-size:3rem;font-weight:700;margin-bottom:1rem;background:var(--gradient-brand);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-line{width:100px;height:4px;background:var(--gradient-brand);margin:0 auto 2rem;border-radius:2px}.section-description{font-size:1.2rem;color:var(--color-text-muted);max-width:600px;margin:0 auto}.about{padding:100px 0;background:var(--color-bg-panel-soft)}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}.about-text h3{font-size:2rem;margin-bottom:1.5rem;color:var(--color-text)}.about-text p{font-size:1.1rem;color:var(--color-text-muted);line-height:1.8;margin-bottom:2rem}.skill-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:2rem}.stat-item{text-align:center}.stat-number{font-size:3rem;font-weight:700;color:var(--color-cyan);display:block}.stat-label{font-size:.9rem;color:var(--color-text-muted);margin-top:.5rem}.skills-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.skill-category h4{font-size:1.3rem;margin-bottom:1rem;color:var(--color-text)}.skill-tags{display:flex;flex-wrap:wrap;gap:.5rem}.skill-tag{background:var(--color-cyan-soft);color:var(--color-cyan);padding:8px 16px;border-radius:20px;font-size:.9rem;border:1px solid var(--color-border-strong);transition:all var(--t-fast)}.skill-tag:hover{background:var(--color-cyan-soft-2);transform:translateY(-3px) scale(1.05)}.services{padding:100px 0}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.service-card{background:var(--color-bg-panel);border:1px solid var(--color-border);border-radius:15px;padding:2.5rem;text-align:center;transition:all var(--t-fast);backdrop-filter:blur(10px);position:relative;overflow:hidden}.service-card:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,var(--color-cyan-soft),transparent);transition:left var(--t-slow)}.service-card:hover:before{left:100%}.service-card:hover{transform:translateY(-10px);border-color:var(--color-cyan);box-shadow:0 20px 40px var(--color-cyan-soft-2)}.service-icon{font-size:4rem;margin-bottom:1.5rem;display:block}.service-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--color-text)}.service-card p{color:var(--color-text-muted);line-height:1.6;margin-bottom:1.5rem}.service-features{list-style:none;text-align:left}.service-features li{color:var(--color-text-muted);border-bottom:1px solid var(--color-border);position:relative;padding:8px 0 8px 20px}.service-features li:before{content:"✓";position:absolute;left:0;color:var(--color-cyan);font-weight:700}.service-features li:last-child{border-bottom:none}.portfolio{padding:100px 0;background:var(--color-bg-panel-soft)}.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.portfolio-item{position:relative;border-radius:15px;overflow:hidden;aspect-ratio:16/10;transition:all var(--t-fast)}.portfolio-image{width:100%;height:100%;position:relative}.project-placeholder{width:100%;height:100%;background:linear-gradient(135deg,var(--color-cyan-soft-2),rgba(255,107,157,.2));display:flex;flex-direction:column;align-items:center;justify-content:center;border:2px solid var(--color-border-strong)}.placeholder-icon{font-size:4rem;margin-bottom:1rem}.placeholder-text{font-size:1.2rem;font-weight:600;text-align:center;color:var(--color-text)}.portfolio-overlay{position:absolute;inset:0;background:#000000e6;display:flex;align-items:center;justify-content:center;opacity:0;transition:all var(--t-fast)}.portfolio-item:hover .portfolio-overlay,.portfolio-item:focus-within .portfolio-overlay{opacity:1}.portfolio-item:hover{transform:scale(1.05)}.portfolio-info{text-align:center;padding:1.25rem 1.5rem;width:100%}.portfolio-info h3{font-size:1.25rem;margin-bottom:.5rem;color:var(--color-text)}.portfolio-info p{color:var(--color-text-muted);margin-bottom:.75rem;line-height:1.5;font-size:.9rem}.portfolio-tags{display:flex;justify-content:center;flex-wrap:wrap;gap:.5rem}.portfolio-tags span{background:var(--color-cyan-soft-2);color:var(--color-cyan);padding:4px 10px;border-radius:15px;font-size:.75rem;border:1px solid var(--color-border-strong)}.portfolio-links{display:flex;justify-content:center;flex-wrap:wrap;gap:.5rem;margin-top:.75rem}.portfolio-link-btn{display:inline-flex;align-items:center;gap:.4rem;padding:6px 14px;border-radius:20px;font-size:.85rem;font-weight:600;text-decoration:none;color:var(--color-text);background:var(--color-cyan-soft);border:1px solid var(--color-border-strong);transition:all var(--t-fast);cursor:pointer}.portfolio-link-btn:hover,.portfolio-link-btn:focus-visible{background:var(--gradient-brand);border-color:transparent;color:var(--color-text);transform:translateY(-2px);box-shadow:0 6px 16px #00d9ff59;outline:none}.portfolio-link-icon{font-size:.95rem;line-height:1}.contact{padding:100px 0}.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem}.contact-info{display:flex;flex-direction:column;gap:2rem}.contact-item{display:flex;align-items:center;gap:1.5rem;padding:1.5rem;background:var(--color-bg-panel);border-radius:10px;border:1px solid var(--color-border);transition:all var(--t-fast)}.contact-item:hover{border-color:var(--color-cyan);transform:translate(10px)}.contact-icon{font-size:2rem;width:60px;height:60px;display:flex;align-items:center;justify-content:center;background:var(--color-cyan-soft);border-radius:50%;border:2px solid var(--color-border-strong)}.contact-details h4{font-size:1.2rem;margin-bottom:.5rem;color:var(--color-text)}.contact-details p{color:var(--color-text-muted)}.contact-form{background:var(--color-bg-panel);padding:2.5rem;border-radius:15px;border:1px solid var(--color-border);backdrop-filter:blur(10px)}.form-group{position:relative;margin-bottom:2rem}.form-group input,.form-group select,.form-group textarea{width:100%;padding:15px;background:#ffffff0d;border:2px solid var(--color-border);border-radius:10px;color:var(--color-text);font-size:1rem;transition:all var(--t-fast);outline:none;font-family:inherit}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--color-cyan);background:#00d9ff0d}.form-group label{position:absolute;top:15px;left:15px;color:var(--color-text-muted);font-size:1rem;pointer-events:none;transition:all var(--t-fast)}.form-group input:focus+label,.form-group textarea:focus+label,.form-group input:not(:placeholder-shown)+label,.form-group textarea:not(:placeholder-shown)+label{top:-10px;left:10px;font-size:.8rem;color:var(--color-cyan);background:var(--color-bg);padding:0 5px}.form-group select{cursor:pointer}.form-group option{background:var(--color-bg-soft);color:var(--color-text)}.btn-full{width:100%;justify-content:center}.contact-link{color:var(--color-text);text-decoration:none;transition:all var(--t-fast);text-shadow:0 0 5px rgba(255,255,255,.2);position:relative}.contact-link:hover{text-shadow:0 0 15px rgba(255,255,255,.8);transform:scale(1.05)}.contact-link:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--gradient-brand);transition:width var(--t-fast)}.contact-link:hover:after{width:100%}.contact-link[target=_blank]:before{content:"🔗";font-size:.8em;margin-right:5px;opacity:0;transition:opacity var(--t-fast)}.contact-link[target=_blank]:hover:before{opacity:1}.footer{background:#141414e6;padding:2rem 0;border-top:1px solid var(--color-border)}.footer-content{display:flex;justify-content:space-between;align-items:center}.footer-links{display:flex;gap:2rem}.footer-links a{color:var(--color-text-muted);text-decoration:none;transition:color var(--t-fast)}.footer-links a:hover{color:var(--color-cyan)}.reveal{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}.reveal.is-visible{opacity:1;transform:translateY(0)}.notification{position:fixed;top:100px;right:20px;color:var(--color-text);padding:15px 25px;border-radius:10px;font-weight:600;z-index:10000;transform:translate(120%);transition:transform var(--t-fast);box-shadow:0 10px 25px #0000004d}.notification.is-visible{transform:translate(0)}.notification-success{background:var(--color-cyan)}.notification-error{background:var(--color-pink)}.notification-info{background:var(--color-bg-soft)}@media (max-width: 768px){.nav-menu{position:fixed;left:-100%;top:var(--nav-height);flex-direction:column;background-color:var(--color-bg-nav-scrolled);width:100%;text-align:center;transition:.3s;box-shadow:0 10px 27px #0000000d;padding:2rem 0}.nav-menu.active{left:0}.hamburger{display:flex}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}.hamburger.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}.hero-container{grid-template-columns:1fr;gap:2rem;text-align:center}.glitch-text{font-size:2.5rem}.typing-text{font-size:1.2rem}.hero-buttons{flex-direction:column;align-items:center}.hero-visual{height:300px}.code-block{width:90%;position:relative;top:auto;left:auto;margin:0 auto}.tech-icon{display:none}.about-content,.contact-content{grid-template-columns:1fr;gap:2rem}.skills-grid{grid-template-columns:1fr}.skill-stats{grid-template-columns:1fr;gap:1rem}.services-grid,.portfolio-grid{grid-template-columns:1fr}.section-title{font-size:2rem}.footer-content{flex-direction:column;gap:1rem;text-align:center}}@media (max-width: 480px){.container{padding:0 15px}.glitch-text{font-size:2rem}.typing-text,.hero-description{font-size:1rem}.service-card,.contact-form{padding:1.5rem}.section-title{font-size:1.8rem}.footer-links{flex-direction:column;gap:1rem}}