body{margin:0;padding:0;min-width:320px;min-height:100vh}a{text-decoration:none;color:inherit}button{border:none;background:none;font:inherit;cursor:pointer;outline:inherit}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:#333;background-color:#f5f5f5}.app{opacity:0;transition:opacity .5s ease}.app.loaded{opacity:1}header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:1rem 0;position:sticky;top:0;z-index:1000;box-shadow:0 2px 10px #0000001a}nav{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:0 2rem}.logo{display:flex;align-items:center;font-size:1.8rem;font-weight:700}.logo-icon{margin-right:.5rem;font-size:2rem}.nav-links{display:flex;list-style:none}.nav-links li{margin-left:2rem}.nav-links a{color:#fff;text-decoration:none;font-weight:500;transition:all .3s ease;position:relative}.nav-links a:hover{color:#e0e0e0}.nav-links a:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:#fff;transition:width .3s ease}.nav-links a:hover:after{width:100%}.hero{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:6rem 2rem;text-align:center}.hero-content{max-width:800px;margin:0 auto}.hero h1{font-size:3.5rem;margin-bottom:1.5rem;line-height:1.2;animation:slideInUp .8s ease}.hero p{font-size:1.2rem;margin-bottom:2rem;opacity:.9;animation:slideInUp .8s ease .2s both}.cta-buttons{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap;animation:slideInUp .8s ease .4s both}.btn{display:inline-block;padding:1rem 2rem;border:none;border-radius:50px;font-size:1rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all .3s ease}.btn-primary{background:#fff;color:#667eea}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px #0003}.btn-secondary{background:transparent;color:#fff;border:2px solid white}.btn-secondary:hover{background:#fff;color:#667eea;transform:translateY(-2px)}.section-title{text-align:center;font-size:2.5rem;margin-bottom:3rem;color:#333;position:relative;padding-bottom:1rem}.section-title:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:2px}.features{max-width:1200px;margin:4rem auto;padding:0 2rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.feature-card{background:#fff;padding:2rem;border-radius:10px;box-shadow:0 5px 15px #0000001a;transition:all .3s ease;text-align:center;animation:fadeInUp .6s ease}.feature-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px #00000026}.feature-icon{font-size:3rem;margin-bottom:1.5rem;color:#667eea}.feature-card h3{font-size:1.5rem;margin-bottom:1rem;color:#333}.feature-card p{color:#666;line-height:1.6}.tech-stack{background:#fff;padding:4rem 2rem;margin:4rem 0}.tech-stack-content{max-width:1200px;margin:0 auto}.tech-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;margin-top:3rem}.tech-item{text-align:center;padding:1.5rem;background:#f9f9f9;border-radius:10px;transition:all .3s ease;animation:fadeInUp .6s ease}.tech-item:hover{transform:translateY(-3px);box-shadow:0 5px 15px #0000001a}.tech-item h4{margin-top:1rem;color:#333}.progress{max-width:1200px;margin:4rem auto;padding:0 2rem}.progress-container{background:#fff;padding:2rem;border-radius:10px;box-shadow:0 5px 15px #0000001a}.progress-item{margin-bottom:2rem}.progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.progress-title{font-size:1.2rem;font-weight:600;color:#333}.progress-status{padding:.3rem 1rem;border-radius:20px;font-size:.9rem;font-weight:600}.status-completed{background:#e6f7ff;color:#1890ff}.status-testing{background:#fff7e6;color:#fa8c16}.status-planned{background:#f6ffed;color:#52c41a}.progress-bar{width:100%;height:10px;background:#f0f0f0;border-radius:5px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,#667eea,#764ba2);border-radius:5px;transition:width 1s ease;animation:progressFill 1.5s ease}footer{background:#333;color:#fff;padding:3rem 2rem}.footer-content{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-bottom:2rem}.footer-section h3{font-size:1.5rem;margin-bottom:1rem}.footer-section h4{font-size:1.2rem;margin-bottom:1rem;color:#e0e0e0}.footer-links{list-style:none}.footer-links li{margin-bottom:.5rem}.footer-links a{color:#e0e0e0;text-decoration:none;transition:all .3s ease}.footer-links a:hover{color:#fff;padding-left:5px}.footer-bottom{text-align:center;padding-top:2rem;border-top:1px solid #444;opacity:.7}@keyframes slideInUp{0%{opacity:0;transform:translateY(50px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes progressFill{0%{width:0}}@media(max-width:768px){.hero h1{font-size:2.5rem}.nav-links{display:none}.cta-buttons{flex-direction:column;align-items:center}.features-grid{grid-template-columns:1fr}.tech-grid{grid-template-columns:repeat(2,1fr)}.progress-header{flex-direction:column;align-items:flex-start;gap:.5rem}.footer-content{grid-template-columns:1fr;text-align:center}}@media(max-width:480px){.hero{padding:4rem 1rem}.hero h1,.section-title{font-size:2rem}.nav,.features,.progress{padding:0 1rem}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,#5a6fd8,#6a4090)}