*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #6366f1;--primary-dark: #4f46e5;--secondary-color: #8b5cf6;--accent-color: #06b6d4;--accent-secondary: #10b981;--gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);--gradient-success: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);--text-primary: #1e293b;--text-secondary: #64748b;--text-light: #94a3b8;--background-light: #f8fafc;--background-white: #ffffff;--background-dark: #0f172a;--border-color: #e2e8f0;--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 10px 10px -5px rgb(0 0 0 / .04);--shadow-glow: 0 0 20px rgba(99, 102, 241, 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p{color:var(--text-secondary);line-height:1.6}.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;margin-bottom:2rem}.why-card{background:#fff;padding:2rem;border-radius:16px;box-shadow:var(--shadow-md);border:1px solid var(--border-color);transition:all .4s cubic-bezier(.4,0,.2,1);text-align:center;position:relative;overflow:hidden}.why-card:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:conic-gradient(from 0deg,transparent,rgba(16,185,129,.1),transparent);animation:rotate 8s linear infinite;opacity:0;transition:opacity .3s ease}.why-card:hover:before{opacity:1}.why-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:var(--shadow-xl),0 0 30px #10b98133}.why-icon{font-size:2.5rem;margin-bottom:1rem;display:block;color:var(--accent-secondary);animation:checkmark 2s ease-in-out infinite;position:relative;z-index:2}@keyframes checkmark{0%,to{transform:scale(1) rotate(0)}50%{transform:scale(1.1) 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rgba(255,255,255,.3)}}.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}.contact-info{display:flex;flex-direction:column;gap:2rem}.contact-item{display:flex;align-items:center;gap:1rem;font-size:1.1rem;padding:1rem;background:#ffffff1a;border-radius:12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease}.contact-item:hover{background:#fff3;transform:translate(10px)}.contact-icon{font-size:1.5rem;animation:iconBounce 2s ease-in-out infinite}@keyframes iconBounce{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}.contact-link{color:#fff;text-decoration:none;transition:all .3s ease}.contact-link:hover{opacity:.8;text-shadow:0 0 10px rgba(255,255,255,.5)}.contact-social{display:flex;gap:1.5rem;flex-wrap:wrap;margin:auto}.social-link{color:#fff;text-decoration:none;padding:.75rem 1.5rem;border:2px solid rgba(255,255,255,.3);border-radius:25px;transition:all .3s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:relative;overflow:hidden}.social-link:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:#fff3;transition:left .3s ease}.social-link:hover:before{left:100%}.social-link:hover{background-color:#fff3;border-color:#fff;transform:translateY(-3px) scale(1.05);box-shadow:0 10px 20px #0003}.contact-form{background:#ffffff1a;padding:2rem;border-radius:20px;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);box-shadow:var(--shadow-xl)}.form-group{margin-bottom:1.5rem}.form-group input,.form-group textarea{width:100%;padding:1rem;border:2px solid rgba(255,255,255,.3);border-radius:12px;background:#ffffff1a;color:#fff;font-size:1rem;transition:all .3s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.form-group input::placeholder,.form-group 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img{width:80%;max-width:300px}.features-grid,.use-cases-grid,.software-tools,.why-grid{grid-template-columns:1fr}.contact-content{grid-template-columns:1fr;gap:2rem}.form-buttons{flex-direction:column}.form-buttons .cta-button{min-width:auto}}@media (max-width: 480px){.nav-container,.hero-container,.section-container,.contact-container{padding:0 1rem}.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem}.section-title{font-size:1.75rem}.pcb-content{gap:1.5rem}.pcb-image{padding:1rem}.pcb-image img{width:90%}.feature-card{padding:1.5rem}.cta-button{width:100%;padding:1rem}}@keyframes shimmer{0%{background-position:-200px 0}to{background-position:calc(200px + 100%) 0}}.shimmer{background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);background-size:200px 100%;animation:shimmer 2s infinite}.particles{position:absolute;top:0;left:0;width:100%;height:100%;overflow:hidden;pointer-events:none}.particle{position:absolute;width:4px;height:4px;background:#ffffff80;border-radius:50%;animation:particleFloat 10s infinite linear}@keyframes particleFloat{0%{transform:translateY(100vh) rotate(0);opacity:0}10%{opacity:1}90%{opacity:1}to{transform:translateY(-100px) rotate(360deg);opacity:0}}.image-card{background-color:#e6f0ff;border-radius:20px;padding:2rem;display:flex;justify-content:center;align-items:center;box-shadow:0 6px 20px #0000001a;max-width:400px;margin:2rem auto}.machine-img{max-width:80%;height:auto;border-radius:10px}