*{margin:0;padding:0;box-sizing:border-box;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}body{background:#f5f5f5;color:#333;line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:20px;background:#fff;box-shadow:0 0 10px rgba(0,0,0,.05)}.header{padding:20px 0;border-bottom:3px solid #e74c3c;margin-bottom:25px}.site-title{font-size:32px;font-weight:700;color:#e74c3c;text-decoration:none}.site-desc{color:#666;font-size:14px;margin-top:5px}.nav{background:#333;margin:15px 0 25px;border-radius:4px;overflow:hidden}.nav ul{display:flex;flex-wrap:wrap;list-style:none}.nav li{flex:1;text-align:center;border-right:1px solid #444}.nav li:last-child{border-right:0}.nav a{display:block;padding:12px 5px;color:#fff;text-decoration:none;font-size:15px}.nav a:hover{background:#e74c3c}.kaifu-box{background:#f8f9fa;border:1px solid #e9ecef;border-radius:8px;padding:20px;margin-bottom:30px}.section-title{font-size:22px;color:#333;margin-bottom:15px;padding-left:10px;border-left:5px solid #e74c3c}.kaifu-table{width:100%;border-collapse:collapse;background:#fff}.kaifu-table th{background:#e74c3c;color:#fff;padding:12px;font-weight:400;text-align:center}.kaifu-table td{padding:12px;border-bottom:1px solid #e9ecef;text-align:center}.kaifu-table tr:hover{background:#f1f3f5}.kaifu-table a{color:#e74c3c;text-decoration:none;font-weight:700}.kaifu-table a:hover{text-decoration:underline}.tag{display:inline-block;background:#e74c3c;color:#fff;padding:2px 8px;border-radius:3px;font-size:12px;margin-left:5px}.article-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:20px;margin-bottom:30px}.article-item{border:1px solid #e9ecef;border-radius:8px;padding:18px;transition:all .3s}.article-item:hover{box-shadow:0 5px 15px rgba(0,0,0,.1);border-color:#e74c3c}.article-item h3{font-size:18px;margin-bottom:10px}.article-item h3 a{color:#333;text-decoration:none}.article-item h3 a:hover{color:#e74c3c}.article-desc{color:#666;font-size:14px;margin-bottom:10px;line-height:1.6}.article-meta{color:#999;font-size:13px;display:flex;justify-content:space-between}.article-meta .date:before{content:"📅 "}.article-meta .views:before{content:"👁️ "}.guide-box{background:#f8f9fa;border-radius:8px;padding:20px;margin-bottom:30px}.guide-links{display:flex;flex-wrap:wrap;gap:12px}.guide-links a{background:#fff;border:1px solid #e74c3c;color:#e74c3c;padding:8px 18px;border-radius:30px;text-decoration:none;font-size:14px;transition:all .3s}.guide-links a:hover{background:#e74c3c;color:#fff}.keywords-cloud{background:#fff;border:1px solid #e9ecef;border-radius:8px;padding:20px;margin-bottom:30px}.cloud-tags{display:flex;flex-wrap:wrap;gap:10px}.cloud-tags a{display:inline-block;padding:5px 15px;background:#f1f3f5;color:#333;text-decoration:none;border-radius:20px;font-size:14px;transition:all .3s}.cloud-tags a:hover{background:#e74c3c;color:#fff;transform:scale(1.05)}.cloud-tags a.tag-lg{font-size:18px;padding:8px 20px}.cloud-tags a.tag-md{font-size:16px;padding:6px 18px}.cloud-tags a.tag-sm{font-size:13px;padding:4px 12px}.friend-links{border-top:1px solid #e9ecef;padding-top:20px;margin-top:20px}.friend-links h4{font-size:16px;margin-bottom:10px;color:#333}.friend-links a{color:#666;text-decoration:none;margin:0 10px 5px 0;display:inline-block;font-size:13px}.friend-links a:hover{color:#e74c3c}.footer{background:#333;color:#aaa;padding:25px 0;margin-top:30px;text-align:center;font-size:13px;border-radius:0 0 8px 8px}.footer a{color:#e74c3c;text-decoration:none}.footer a:hover{text-decoration:underline}@media (max-width:768px){.nav ul{flex-direction:column}.nav li{border-right:0;border-bottom:1px solid #444}.article-grid{grid-template-columns:1fr}.site-title{font-size:24px}}