html{overflow-y:scroll;scrollbar-gutter:stable}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Microsoft YaHei',sans-serif;width:100%;line-height:1.6}.navbar{background-color:rgba(0,0,0,0.8);padding:1rem 0;position:fixed;width:100%;top:0;z-index:1000;backdrop-filter:blur(10px);transition:all .3s ease}.nav-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:0 2rem}.logo{color:white;font-size:1.5rem;font-weight:bold;text-shadow:0 0 10px rgba(255,255,255,0.3)}.nav-links{list-style:none;display:flex;gap:2rem}.nav-links a{color:white;text-decoration:none;font-size:1.1rem;transition:all .3s ease;white-space:nowrap}.nav-links a:hover{color:#00a8ff}.nav-links i{margin-right:8px;width:16px;text-align:center}.dropdown{position:relative}.dropdown-content{display:none;position:absolute;top:100%;left:0;background-color:rgba(0,0,0,0.9);min-width:160px;box-shadow:0 8px 16px rgba(0,0,0,0.2);z-index:1;backdrop-filter:blur(10px);border-radius:5px;overflow:hidden}.dropdown-content a{color:white;padding:12px 16px;text-decoration:none;display:block;transition:all .3s ease;white-space:nowrap}.dropdown:hover .dropdown-content{display:block}.dropdown-content a:hover{background-color:rgba(255,255,255,0.1)}.menu-toggle{display:none;background:0;border:0;color:white;font-size:1.5rem;cursor:pointer;padding:.5rem;z-index:1001}@media(max-width:992px){.nav-links{gap:1.5rem}.nav-links a{font-size:1rem}}@media(max-width:768px){.menu-toggle{display:block}.nav-links{position:fixed;top:0;right:-100%;flex-direction:column;background-color:rgba(0,0,0,0.95);width:45%;height:100vh;padding:6rem 2rem;transition:.5s;z-index:1000}.nav-links.active{right:0}.nav-links a{font-size:1.2rem;padding:1rem 0;display:block}.dropdown-content{position:static;background-color:rgba(255,255,255,0.1);min-width:auto;border-radius:0}.dropdown-content a{padding:.8rem 1rem;padding-left:1.5rem}.logo{font-size:1.3rem}}.about-container{margin-top:100px;max-width:1200px;margin-left:auto;margin-right:auto;padding:2rem}.about-section{margin-bottom:4rem}.about-header{text-align:center;margin-bottom:3rem}.about-header h1{font-size:2.5rem;color:#333;margin-bottom:1rem}.about-content{display:grid;grid-template-columns:repeat(2,1fr);gap:3rem;align-items:center}.about-image{width:100%;border-radius:10px;overflow:hidden}.about-image img{width:100%;height:auto}.about-text{color:#666;line-height:1.8}.about-text h2{color:#333;margin-bottom:1.5rem}.about-text p{margin-bottom:1rem;text-indent:2em}.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:3rem}.value-item{text-align:center;padding:2rem;background:#fff;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,0.1)}.value-icon{font-size:3rem;margin-bottom:1rem}.value-title{font-size:1.2rem;color:#333;margin-bottom:1rem}.value-description{color:#666;line-height:1.6}footer{background-color:#1a1a1a;color:white;padding:3rem 0;margin-top:3rem}.footer-content{max-width:1200px;margin:0 auto;text-align:center;color:rgba(255,255,255,0.8)}.footer-content p{margin:.5rem 0}