*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:#1a1a1a;line-height:1.6}.nav{position:fixed;top:0;width:100%;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;padding:1rem 5%;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 20px #0000001a}.logo{font-size:1.8rem;font-weight:700;background:linear-gradient(135deg,#06f,#0cf);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.nav-links{display:flex;gap:2rem;list-style:none}.nav-links a{text-decoration:none;color:#333;font-weight:500;transition:color .3s}.nav-links a:hover{color:#06f}.hero{height:100vh;background:linear-gradient(135deg,#0a1628,#1a365d);display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;width:100%;height:100%;background:radial-gradient(circle at 30% 50%,rgba(0,102,255,.2),transparent 50%),radial-gradient(circle at 70% 50%,rgba(0,204,255,.2),transparent 50%)}.hero-content{position:relative;z-index:1;max-width:800px;padding:0 2rem}.hero h1{font-size:4rem;font-weight:700;margin-bottom:1rem;background:linear-gradient(135deg,#fff,#0cf);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:1.5rem;margin-bottom:2rem;color:#ffffffe6}.cta-button{display:inline-block;padding:1rem 3rem;background:linear-gradient(135deg,#06f,#0cf);color:#fff;text-decoration:none;border-radius:50px;font-weight:600;font-size:1.1rem;transition:transform .3s,box-shadow .3s;box-shadow:0 10px 30px #0066ff4d}.cta-button:hover{transform:translateY(-3px);box-shadow:0 15px 40px #06f6}.key-stats{background:#fff;padding:4rem 5%;display:flex;justify-content:center;gap:4rem;flex-wrap:wrap}.stat-item{text-align:center}.stat-number{font-size:3.5rem;font-weight:700;background:linear-gradient(135deg,#06f,#0cf);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.stat-label{font-size:1rem;color:#666;margin-top:.5rem}section{padding:6rem 5%}.section-title{text-align:center;font-size:2.5rem;font-weight:700;margin-bottom:1rem}.section-subtitle{text-align:center;font-size:1.2rem;color:#666;margin-bottom:4rem;max-width:600px;margin-left:auto;margin-right:auto}.safety-section{background:linear-gradient(180deg,#f8fbff,#fff)}.safety-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.safety-card{background:#fff;padding:2.5rem;border-radius:20px;box-shadow:0 10px 40px #0066ff14;transition:transform .3s,box-shadow .3s}.safety-card:hover{transform:translateY(-10px);box-shadow:0 20px 60px #0066ff26}.safety-icon{width:60px;height:60px;background:linear-gradient(135deg,#06f,#0cf);border-radius:15px;display:flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:1.5rem}.safety-card h3{font-size:1.4rem;margin-bottom:1rem;color:#1a1a1a}.safety-card p{color:#666;line-height:1.8}.range-section{background:linear-gradient(180deg,#fff,#f0f9ff)}.range-content{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.range-visual{position:relative;height:400px;background:linear-gradient(135deg,#06f,#0cf);border-radius:30px;display:flex;align-items:center;justify-content:center;color:#fff}.range-number{font-size:5rem;font-weight:700}.range-unit{font-size:1.5rem;opacity:.9}.range-features{list-style:none}.range-features li{padding:1.5rem 0;border-bottom:1px solid #e0e0e0;display:flex;align-items:center;gap:1rem}.range-features li:last-child{border-bottom:none}.feature-check{width:30px;height:30px;background:linear-gradient(135deg,#0c6,#0f8);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#fff;font-weight:700}.range-features strong{color:#1a1a1a}.feature-desc{color:#666}.specs-section{background:#0a1628;color:#fff}.specs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.spec-item{padding:2rem;background:#ffffff0d;border-radius:15px;border:1px solid rgba(255,255,255,.1)}.spec-label{color:#fff9;font-size:.9rem;margin-bottom:.5rem}.spec-value{font-size:1.8rem;font-weight:700;background:linear-gradient(135deg,#fff,#0cf);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.footer{background:#050d1a;color:#ffffffb3;padding:3rem 5%;text-align:center}.footer-content{max-width:1200px;margin:0 auto}.footer-links{display:flex;justify-content:center;gap:2rem;margin-bottom:2rem;list-style:none}.footer-links a{color:#ffffffb3;text-decoration:none;transition:color .3s}.footer-links a:hover{color:#0cf}@media(max-width:768px){.hero h1{font-size:2.5rem}.hero p{font-size:1.2rem}.nav-links{display:none}.key-stats{gap:2rem}.range-content{grid-template-columns:1fr}.range-visual{height:300px}.range-number{font-size:3.5rem}.stat-number{font-size:2.5rem}}