*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:#333;background:#f5f5f5;line-height:1.6}
.container{max-width:1100px;margin:0 auto;padding:0 15px}
header{background:#1a73e8;color:#fff;padding:12px 0}
header .container{display:flex;align-items:center;gap:30px;flex-wrap:wrap}
.logo{color:#fff;text-decoration:none;font-size:1.3em;font-weight:700}
nav a{color:#fff;text-decoration:none;padding:4px 8px;border-radius:4px;font-size:.9em}
nav a:hover{background:rgba(255,255,255,.2)}
.ad-top,.ad-bottom{text-align:center;padding:10px;background:#fff;border-bottom:1px solid #eee}
main{padding:20px 0}
.site-desc{color:#666;margin-bottom:20px}
.software-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:15px;margin-top:15px}
.sw-card{background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:12px;display:flex;gap:10px;align-items:flex-start;transition:.2s}
.sw-card:hover{box-shadow:0 2px 8px rgba(0,0,0,.1)}
.sw-card img{width:40px;height:40px;object-fit:contain;flex-shrink:0}
.sw-info{min-width:0}
.sw-name{display:block;font-weight:600;color:#1a73e8;text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sw-name:hover{text-decoration:underline}
.sw-cat,.sw-ver,.sw-size{display:inline-block;font-size:.75em;color:#888;margin-right:5px}
.breadcrumb{margin-bottom:15px;color:#888;font-size:.9em}
.breadcrumb a{color:#1a73e8;text-decoration:none}
.detail-box{background:#fff;border-radius:8px;padding:25px;border:1px solid #e0e0e0}
.detail-header{display:flex;gap:20px;align-items:flex-start;margin-bottom:20px}
.detail-icon{width:64px;height:64px;object-fit:contain}
.detail-header h1{font-size:1.6em;margin-bottom:8px}
.detail-meta span{display:inline-block;background:#f0f0f0;padding:2px 8px;border-radius:4px;font-size:.85em;margin-right:8px}
.detail-desc{margin:20px 0;padding:15px;background:#f9f9f9;border-radius:6px}
.detail-desc h2{font-size:1em;margin-bottom:8px;color:#555}
.download-area{margin-top:25px;text-align:center}
.btn-download{display:inline-block;background:#1a73e8;color:#fff;padding:12px 40px;border-radius:6px;text-decoration:none;font-size:1.1em;font-weight:600}
.btn-download:hover{background:#1557b0}
.btn-unavailable{display:inline-block;background:#ccc;color:#fff;padding:12px 40px;border-radius:6px;font-size:1.1em}
.ad-sidebar{float:right;margin:0 0 15px 20px}
.pagination{text-align:center;margin-top:25px}
.pagination a{display:inline-block;padding:6px 14px;background:#1a73e8;color:#fff;border-radius:4px;text-decoration:none;margin:0 5px}
.pagination span{display:inline-block;padding:6px 14px;color:#666}
footer{background:#333;color:#aaa;text-align:center;padding:15px 0;margin-top:30px;font-size:.85em}
h1{margin-bottom:10px}
@media(max-width:600px){.software-grid{grid-template-columns:1fr 1fr}.detail-header{flex-direction:column}.ad-sidebar{float:none;margin:15px 0}}