/* Base */
*{margin:0;padding:0;box-sizing:border-box}
body{font:15px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial, sans-serif;background:#f5f6fa;color:#333}
a{color:#1677ff;text-decoration:none}
a:hover{color:#4096ff}
img{max-width:100%;height:auto}
.container{max-width:1200px;margin:0 auto;padding:0 16px}

/* Header */
.header{background:#fff;border-bottom:1px solid #e8e8e8;padding:16px 0}
.logo{font-size:24px;font-weight:700}
.logo a{color:#333}
.site-desc{color:#999;font-size:14px;margin-top:4px}

/* Search */
.search-bar{max-width:480px;margin:12px 0}
.search-bar form{display:flex;gap:0}
.search-bar input{flex:1;padding:8px 14px;border:2px solid #1677ff;border-right:none;border-radius:6px 0 0 6px;outline:none;font-size:14px}
.search-bar button{padding:8px 18px;background:#1677ff;color:#fff;border:none;border-radius:0 6px 6px 0;cursor:pointer;font-size:16px}
.search-bar button:hover{background:#4096ff}

/* Nav */
.cat-nav{display:flex;gap:4px;flex-wrap:wrap;margin-top:8px}
.cat-nav a{padding:6px 14px;border-radius:20px;font-size:13px;background:#f5f5f5;color:#666;transition:all .2s}
.cat-nav a:hover,.cat-nav a.active{background:#1677ff;color:#fff}

/* Sections */
.section{margin:24px 0}
.section h2{font-size:20px;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid #f0f0f0}

/* Goods Grid */
.goods-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.goods-card{display:block;background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,.06);transition:box-shadow .2s}
.goods-card:hover{box-shadow:0 4px 16px rgba(0,0,0,.1)}
.card-img{height:160px;overflow:hidden;background:#f0f2f5;display:flex;align-items:center;justify-content:center}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-img-placeholder{font-size:48px}
.card-body{padding:12px}
.card-title{font-size:15px;font-weight:600;margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card-desc{font-size:13px;color:#999;height:36px;overflow:hidden;margin-bottom:6px}
.card-meta{display:flex;gap:8px;font-size:12px;color:#999;align-items:center;flex-wrap:wrap}
.card-meta .tag{background:#e6f4ff;color:#1677ff;padding:2px 8px;border-radius:4px;font-size:11px}
.card-meta .price{color:#ff4d4f;font-weight:600;margin-left:auto}

/* Detail */
.detail{background:#fff;padding:24px;border-radius:8px;margin:20px 0}
.detail h1{font-size:24px;margin-bottom:16px}
.detail .content{margin-top:20px;line-height:1.8}
.detail .content img{max-width:100%}
.download-links{margin:20px 0;padding:16px;background:#f9f9f9;border-radius:8px}
.download-links ul{list-style:none;margin-top:8px}
.download-links li{margin:6px 0}
.download-links a{color:#1677ff}

/* ===== 下载地址区块 ===== */
.download-section{margin:30px 0 20px;background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.download-section h2{font-size:18px;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid #e8f4fd;color:#333}
.download-list{display:flex;flex-direction:column;gap:12px}
.download-item{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#fafafa;border-radius:8px;transition:all .2s}
.download-item:hover{background:#f0f0f0;transform:translateX(3px)}
.dl-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.dl-name{font-weight:600;font-size:14px;min-width:80px;flex-shrink:0}
.dl-pwd{font-size:13px;padding:3px 10px;border-radius:4px;font-family:monospace}
.dl-btn{display:inline-block;padding:8px 20px;border-radius:6px;color:#fff!important;font-size:14px;font-weight:500;text-decoration:none!important;margin-left:auto;flex-shrink:0;transition:opacity .2s}
.dl-btn:hover{opacity:.85}
.download-notice{color:#999;font-size:12px;margin-top:14px;text-align:center}

/* 下载区响应式 */
@media(max-width:640px){
  .download-item{flex-wrap:wrap;gap:8px}
  .dl-name{min-width:auto}
  .dl-btn{width:100%;text-align:center;margin-left:0}
  .dl-pwd{margin-left:52px}
}

/* Pagination */
.pagination{display:flex;gap:6px;justify-content:center;margin:20px 0}
.pagination a{display:inline-block;padding:6px 12px;border:1px solid #ddd;border-radius:4px;font-size:13px;color:#666}
.pagination a.active{background:#1677ff;color:#fff;border-color:#1677ff}
.pagination a:not(.active):hover{border-color:#1677ff;color:#1677ff}

.total-info{text-align:center;color:#999;margin:16px 0}

/* Footer */
.footer{background:#333;color:#999;padding:20px 0;margin-top:40px;text-align:center;font-size:13px}

/* Misc */
.loading,.empty,.error{text-align:center;padding:40px;color:#999;font-size:16px}
.error{color:#ff4d4f}

/* Responsive */
@media(max-width:768px){
  .goods-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
  .card-img{height:120px}
  .card-title{font-size:14px}
  .cat-nav a{padding:5px 10px;font-size:12px}
}
@media(max-width:480px){
  .goods-grid{grid-template-columns:1fr 1fr;gap:8px}
  .search-bar{max-width:100%}
}