:root{--primary-cyan: #00ffff;--primary-magenta: #ff00ff;--primary-purple: #9945ff;--accent-green: #00ff00;--accent-amber: #ffb000;--accent-blue: #0099ff;--bg-primary: #000000;--bg-secondary: #0a0a0a;--bg-tertiary: #1a1a1a;--bg-overlay: rgba(0, 0, 0, .8);--text-primary: #00ff00;--text-secondary: #ffffff;--text-dim: #666666;--text-accent: #00ffff;--border-primary: #333333;--border-accent: rgba(0, 255, 255, .3);--border-glow: rgba(0, 255, 255, .5);--glow-cyan: 0 0 20px rgba(0, 255, 255, .7);--glow-magenta: 0 0 20px rgba(255, 0, 255, .7);--glow-purple: 0 0 20px rgba(139, 0, 255, .7);--glow-green: 0 0 20px rgba(0, 255, 0, .5);--gradient-primary: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-magenta) 50%, var(--primary-purple) 100%);--gradient-overlay: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);--font-mono: "JetBrains Mono", "Fira Code", "Source Code Pro", monospace;--font-display: "Orbitron", var(--font-mono);--font-body: var(--font-mono);--spacing-xs: 5px;--spacing-sm: 10px;--spacing-md: 20px;--spacing-lg: 30px;--spacing-xl: 40px;--spacing-2xl: 60px;--radius-sm: 8px;--radius-md: 15px;--radius-lg: 20px;--radius-xl: 25px;--radius-full: 50%;--transition-fast: .2s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--breakpoint-sm: 480px;--breakpoint-md: 768px;--breakpoint-lg: 1024px;--breakpoint-xl: 1200px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);overflow-x:hidden;min-height:100vh;line-height:1.6}.cosmic-bg{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-2;background:var(--gradient-overlay);animation:cosmicShift 15s ease-in-out infinite}.matrix-grid{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;background-image:linear-gradient(rgba(0,255,255,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(0,255,255,.1) 1px,transparent 1px);background-size:50px 50px;animation:matrixMove 20s linear infinite}@keyframes cosmicShift{0%,to{background:var(--gradient-overlay)}25%{background:linear-gradient(135deg,#1a0033,#306)}50%{background:linear-gradient(135deg,#0d0d2b,#1a1a4d)}75%{background:linear-gradient(135deg,#001a33,#036)}}@keyframes matrixMove{0%{transform:translate(0)}to{transform:translate(50px,50px)}}@keyframes titleGlow{0%{filter:brightness(1) drop-shadow(var(--glow-cyan))}to{filter:brightness(1.2) drop-shadow(var(--glow-magenta))}}@keyframes glow{0%,to{filter:brightness(1) drop-shadow(var(--glow-cyan))}50%{filter:brightness(1.3) drop-shadow(var(--glow-purple))}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:600;line-height:1.2;margin-bottom:var(--spacing-md)}h1{font-size:clamp(2.5rem,5vw,4rem);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-transform:uppercase;letter-spacing:3px;animation:titleGlow 2s ease-in-out infinite alternate}h2{font-size:clamp(2rem,4vw,3rem);color:var(--text-accent)}h3{font-size:clamp(1.5rem,3vw,2rem);color:var(--text-secondary)}p{margin-bottom:var(--spacing-md);color:var(--text-secondary)}a{color:var(--primary-cyan);text-decoration:none;transition:var(--transition-normal)}a:hover{color:var(--primary-magenta);text-shadow:var(--glow-cyan);transform:translateY(-2px)}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.section{padding:var(--spacing-2xl) var(--spacing-md);min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.hero-section{width:100%;padding:120px var(--spacing-md) var(--spacing-xl);text-align:center}.hero-title{margin-bottom:var(--spacing-sm)}.hero-subtitle{font-size:1.5rem;color:var(--primary-cyan);letter-spacing:2px;margin-bottom:var(--spacing-lg);text-transform:uppercase}.card{background:#ffffff1a;backdrop-filter:blur(15px);border:1px solid var(--border-accent);border-radius:var(--radius-lg);padding:var(--spacing-xl);margin:var(--spacing-md) 0;transition:var(--transition-normal)}.card:hover{transform:translateY(-5px);box-shadow:var(--glow-purple);border-color:var(--border-glow)}.panel{background:#1a1a1acc;border:2px solid var(--border-accent);border-radius:var(--radius-md);padding:var(--spacing-lg);margin:var(--spacing-md) 0;position:relative;overflow:hidden}.panel:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:2px;background:var(--gradient-primary);animation:scanLine 3s linear infinite}@keyframes scanLine{0%{left:-100%}to{left:100%}}.navbar{background:#ffffff26;backdrop-filter:blur(15px);border-radius:var(--radius-lg);padding:var(--spacing-sm) var(--spacing-lg);margin:var(--spacing-md) auto;max-width:800px;display:flex;justify-content:center;gap:var(--spacing-lg);flex-wrap:wrap;box-shadow:0 8px 32px #0003;border:1px solid rgba(255,255,255,.3)}.navbar a{color:var(--text-secondary);text-decoration:none;font-weight:600;padding:12px 22px;border-radius:25px;transition:var(--transition-normal);display:flex;align-items:center;gap:8px;text-shadow:0 1px 2px rgba(0,0,0,.3)}.navbar a:hover{background:#fff3;transform:translateY(-2px);box-shadow:0 4px 15px #0003}.navbar a.active{background:#ffffff4d;color:var(--text-primary)}.btn{background:linear-gradient(145deg,#404040,#2a2a2a);border:2px solid var(--primary-cyan);color:var(--text-primary);padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-md);cursor:pointer;font-family:var(--font-body);font-weight:600;font-size:1rem;transition:var(--transition-normal);display:inline-flex;align-items:center;gap:var(--spacing-sm);text-transform:uppercase;letter-spacing:1px}.btn:hover{background:var(--gradient-primary);transform:translateY(-3px);box-shadow:var(--glow-cyan);color:var(--bg-primary)}.btn:active{transform:translateY(-1px)}.btn i{font-size:1.2rem}input,textarea,select{background:#ffffff1a;border:1px solid var(--border-primary);border-radius:var(--radius-sm);color:var(--text-primary);padding:var(--spacing-sm);font-family:var(--font-body);transition:var(--transition-normal)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--primary-cyan);box-shadow:var(--glow-cyan)}.list{list-style:none;padding:0}.list-item{background:#ffffff0d;margin:var(--spacing-sm) 0;padding:var(--spacing-md);border-radius:var(--radius-md);border-left:4px solid var(--primary-cyan);transition:var(--transition-normal)}.list-item:hover{transform:translate(10px);box-shadow:var(--glow-cyan);background:#ffffff1a}.loading{text-align:center;padding:var(--spacing-2xl);font-size:1.2rem;color:var(--text-dim)}.loading:after{content:"...";animation:dots 1.5s infinite}@keyframes dots{0%,20%{content:"."}40%{content:".."}60%,to{content:"..."}}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.hidden{display:none}.visible{display:block}.glow{animation:glow 2s ease-in-out infinite alternate}.glow-cyan{filter:drop-shadow(var(--glow-cyan))}.glow-magenta{filter:drop-shadow(var(--glow-magenta))}.glow-purple{filter:drop-shadow(var(--glow-purple))}.fade-in{animation:fadeIn .5s ease-in}.slide-up{animation:slideUp .5s ease-out}@media (max-width: 768px){.container{padding:0 var(--spacing-sm)}.section{padding:var(--spacing-xl) var(--spacing-sm)}.hero-section{padding:80px var(--spacing-sm) var(--spacing-lg)}.navbar{padding:var(--spacing-sm);gap:var(--spacing-md)}.navbar a{padding:10px 16px;font-size:.9rem}.card{padding:var(--spacing-lg)}.panel{padding:var(--spacing-md)}h1{font-size:clamp(2rem,6vw,3rem)}h2{font-size:clamp(1.5rem,5vw,2.5rem)}h3{font-size:clamp(1.2rem,4vw,1.8rem)}}@media (max-width: 480px){.navbar{flex-direction:column;align-items:center}.navbar a{width:100%;justify-content:center;max-width:200px}.btn{padding:var(--spacing-sm) var(--spacing-md);font-size:.9rem}.hero-subtitle{font-size:1.2rem}}.theme-terminal{--text-primary: #00ff00;--primary-accent: #00ff00;--border-accent: rgba(0, 255, 0, .3);--glow-cyan: 0 0 20px rgba(0, 255, 0, .7)}.theme-cyberpunk{--text-primary: #ff00ff;--primary-accent: #ff00ff;--border-accent: rgba(255, 0, 255, .3);--glow-cyan: 0 0 20px rgba(255, 0, 255, .7)}.theme-cyan{--text-primary: #00ffff;--primary-accent: #00ffff;--border-accent: rgba(0, 255, 255, .3);--glow-cyan: 0 0 20px rgba(0, 255, 255, .7)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--primary-cyan);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--primary-magenta)}::selection{background:var(--primary-cyan);color:var(--bg-primary)}::-moz-selection{background:var(--primary-cyan);color:var(--bg-primary)}