*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;background:#f5f7fa;color:#333;line-height:1.6;}
a{text-decoration:none;color:#0066cc;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
header{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.05);}
.header-content{display:flex;align-items:center;justify-content:space-between;padding:16px 0;}
.logo{font-size:24px;font-weight:bold;color:#0066cc;}
nav a{margin-left:24px;font-size:16px;color:#555;}
nav a:hover{color:#0066cc;}
.hero{background:linear-gradient(135deg,#0066cc 0%, #004a99 100%);color:#fff;padding:80px 0;text-align:center;}
.hero h1{font-size:48px;margin-bottom:16px;}
.hero p{font-size:20px;margin-bottom:32px;opacity:.9;}
.search-box{display:flex;max-width:600px;margin:0 auto;background:#fff;border-radius:50px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.15);}
.search-box input{flex:1;border:none;padding:16px 24px;font-size:16px;outline:none;}
.search-box button{background:#0066cc;color:#fff;border:none;padding:16px 32px;font-size:16px;cursor:pointer;transition:background .3s;}
.search-box button:hover{background:#004a99;}
.section{padding:60px 0;}
.section-title{text-align:center;font-size:36px;margin-bottom:48px;color:#333;}
.brands-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:24px;}
.brand-card{background:#fff;border-radius:12px;padding:24px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.08);transition:transform .3s,box-shadow .3s;cursor:pointer;}
.brand-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.12);}
.brand-logo{width:80px;height:80px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:48px;color:#0066cc;}
.brand-name{font-size:16px;font-weight:500;color:#333;}
.category-tabs{display:flex;justify-content:center;margin-bottom:40px;flex-wrap:wrap;gap:12px;}
.tab{background:#fff;border:2px solid #e0e0e0;border-radius:24px;padding:8px 20px;font-size:14px;cursor:pointer;transition:all .3s;}
.tab.active{background:#0066cc;color:#fff;border-color:#0066cc;}
.tab:hover{border-color:#0066cc;}
footer{background:#222;color:#fff;padding:40px 0;text-align:center;margin-top:80px;}
.footer-links{margin-bottom:24px;}
.footer-links a{color:#ccc;margin:0 12px;font-size:14px;}
.footer-links a:hover{color:#fff;}
.copyright{font-size:14px;color:#999;}
.brand-country{font-size:12px;color:#666;margin-top:4px;}
.loading{text-align:center;padding:40px;color:#666;}
.no-results{text-align:center;padding:40px;color:#999;}
@media(max-width:768px){
    .hero h1{font-size:36px;}
    .hero p{font-size:18px;}
    .section-title{font-size:28px;}
    .brands-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:16px;}
    .category-tabs{flex-direction:column;align-items:center;}
    .tab{margin-bottom:8px;}
}