html,body{height:100%;font-family:Arial,Microsoft YaHei,sans-serif;background:#000;color:#fff;overflow-x:hidden;scroll-behavior:smooth}#root{height:100%;width:100%}a{color:inherit;text-decoration:none}button{border:none;background:none;cursor:pointer;font-family:inherit}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#0000001a}::-webkit-scrollbar-thumb{background:#00ffff4d;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#00ffff80}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Arial,sans-serif;background:#000;color:#fff;overflow-x:hidden}.homepage{min-height:100vh;position:relative}.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background:#000c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,255,255,.2)}.nav-brand .brand-text{font-size:1.8rem;font-weight:700;color:#0ff;text-shadow:0 0 10px #00ffff}.nav-links{display:flex;gap:2rem}.nav-link{color:#fff;text-decoration:none;padding:.5rem 1rem;border:1px solid transparent;border-radius:4px;transition:all .3s ease}.nav-link:hover{color:#0ff;border-color:#0ff;box-shadow:0 0 10px #00ffff4d}.main-content{position:relative;z-index:2}.hero-section{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;opacity:0;transform:translateY(50px);transition:all 1s ease;padding:80px 20px 0}.hero-section.visible{opacity:1;transform:translateY(0)}.hero-content{text-align:center;max-width:800px;padding:2rem;position:relative;z-index:3;width:100%}.section-indicator{display:flex;justify-content:center;gap:1rem;margin-bottom:2rem}.indicator{width:12px;height:12px;border-radius:50%;background:#ffffff4d;cursor:pointer;transition:all .3s ease}.indicator.active{background:#0ff;box-shadow:0 0 15px #0ff}.hero-title{font-size:4rem;font-weight:700;margin-bottom:1rem;background:linear-gradient(45deg,#0ff,#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-shadow:0 0 30px rgba(0,255,255,.5);animation:glow 2s ease-in-out infinite alternate}@keyframes glow{0%{text-shadow:0 0 20px rgba(0,255,255,.5)}to{text-shadow:0 0 30px rgba(0,255,255,.8)}}.hero-subtitle{font-size:1.5rem;color:#0ff;margin-bottom:1rem;opacity:.8}.hero-description{font-size:1.2rem;line-height:1.6;margin-bottom:2rem;color:#fffc}.hero-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.btn{padding:1rem 2rem;border:none;border-radius:8px;font-size:1rem;font-weight:700;cursor:pointer;transition:all .3s ease;text-transform:uppercase;letter-spacing:1px}.btn-primary{background:linear-gradient(45deg,#0ff,#0080ff);color:#000;box-shadow:0 4px 15px #00ffff4d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #00ffff80}.btn-secondary{background:transparent;color:#0ff;border:2px solid #00ffff}.btn-secondary:hover{background:#0ff;color:#000;box-shadow:0 0 20px #00ffff80}.navigation-arrows{position:absolute;top:50%;width:calc(100% + 100px);left:-50px;display:flex;justify-content:space-between;pointer-events:none;transform:translateY(-50%)}.nav-arrow{background:#0ff3;border:1px solid #00ffff;color:#0ff;width:50px;height:50px;border-radius:50%;font-size:1.5rem;cursor:pointer;transition:all .3s ease;pointer-events:all;display:flex;align-items:center;justify-content:center}.nav-arrow:hover{background:#0ff6;transform:scale(1.1)}.features-section{padding:5rem 0;background:#000c;position:relative;z-index:10}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.section-title{font-size:2.5rem;text-align:center;margin-bottom:3rem;color:#0ff;text-shadow:0 0 20px rgba(0,255,255,.5)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.feature-card{background:#00ffff0d;border:1px solid rgba(0,255,255,.2);border-radius:12px;padding:2rem;text-align:center;transition:all .3s ease}.feature-card:hover{transform:translateY(-10px);border-color:#0ff;box-shadow:0 10px 30px #0ff3}.feature-icon{font-size:3rem;margin-bottom:1rem}.feature-title{font-size:1.3rem;margin-bottom:1rem;color:#0ff}.feature-description{color:#fffc;line-height:1.6}.about-section,.contact-section{padding:5rem 0;position:relative;z-index:10;background:#000c}.about-description{font-size:1.1rem;line-height:1.8;margin-bottom:1.5rem;color:#fffc}.contact-content{display:flex;justify-content:center}.contact-info{display:flex;flex-direction:column;gap:1.5rem}.contact-item{display:flex;align-items:center;gap:1rem;font-size:1.1rem}.contact-icon{font-size:1.5rem}.footer{background:#000000e6;border-top:1px solid rgba(0,255,255,.2);padding:2rem 0;text-align:center;color:#fff9;position:relative;z-index:10}@media (max-width: 768px){.hero-title{font-size:2.5rem}.nav-links{display:none}.hero-buttons{flex-direction:column;align-items:center;gap:1rem}.btn{width:200px}.navigation-arrows{display:none}.hero-content{padding:1rem}.features-grid{grid-template-columns:1fr;gap:1.5rem}.navbar{padding:1rem}.section-title{font-size:2rem}}.App{width:100%;height:100vh;position:relative;overflow-x:hidden}