.promo-top-bar{position:fixed;top:0;left:0;right:0;z-index:99999;background:#f5f7fa;color:#555;font-size:13px;line-height:1.6;padding:8px 48px 8px 20px;text-align:center;border-bottom:1px solid #e1e4e8;display:none;animation:promoSlideDown .4s ease}@keyframes promoSlideDown{from{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}.promo-top-bar .promo-text{display:inline-block;vertical-align:middle}.promo-top-bar a.promo-cta-link{color:#667eea;text-decoration:none;font-weight:500;margin-left:8px;padding:1px 8px;border-radius:3px;display:inline-block;transition:color .2s}.promo-top-bar a.promo-cta-link:hover{color:#4a5fc1;text-decoration:underline}.promo-top-bar .promo-close{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:0 0;border:0;color:#999;font-size:18px;cursor:pointer;line-height:1;padding:0 6px;opacity:.7;transition:opacity .2s}.promo-top-bar .promo-close:hover{opacity:1;color:#555}body.promo-top-active{padding-top:36px}@media (max-width:768px){.promo-top-bar{font-size:12px;padding:6px 40px 6px 14px}body.promo-top-active{padding-top:32px}}.promo-footer-cta{margin:32px 0 16px;border-radius:6px;background:#f5f7fa;color:#333;padding:16px 20px;position:relative;border:1px solid #e1e4e8}.promo-footer-cta::before{content:"推广";position:absolute;top:8px;right:10px;font-size:10px;color:#999;background:#e1e4e8;padding:1px 6px;border-radius:3px;letter-spacing:.5px}.promo-footer-cta .promo-title{font-size:15px;font-weight:600;margin:0 0 6px;color:#333}.promo-footer-cta .promo-desc{font-size:13px;line-height:1.6;margin:0 0 12px;color:#555}.promo-footer-cta a.promo-btn{display:inline-block;background:#667eea;color:#fff;padding:5px 16px;border-radius:4px;font-weight:500;text-decoration:none;font-size:13px;transition:background .2s}.promo-footer-cta a.promo-btn:hover{background:#4a5fc1;color:#fff}@media (max-width:768px){.promo-footer-cta{padding:18px 20px}.promo-footer-cta .promo-title{font-size:17px}.promo-footer-cta .promo-desc{font-size:13px}}.promo-inline{margin:24px 0;padding:10px 16px 10px 14px;border-left:3px solid #e1e4e8;background:#f5f7fa;border-radius:4px;font-size:13px;line-height:1.6;position:relative;display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:#555}.promo-inline::after{content:"推广";position:absolute;top:6px;right:8px;font-size:10px;color:#999;background:#e1e4e8;padding:1px 6px;border-radius:3px;letter-spacing:.5px}.promo-inline .promo-inline-icon{font-size:22px;flex-shrink:0}.promo-inline .promo-inline-text{flex:1;min-width:200px;color:#555}.promo-inline .promo-inline-text strong{color:#333}.promo-inline a.promo-inline-btn{display:inline-block;background:#667eea;color:#fff;padding:2px 12px;border-radius:4px;font-size:13px;font-weight:500;text-decoration:none;flex-shrink:0;transition:background .2s}.promo-inline a.promo-inline-btn:hover{background:#4a5fc1;color:#fff}@media (max-width:768px){.promo-inline{padding:8px 12px 8px 10px;font-size:12px}.promo-inline .promo-inline-icon{font-size:16px}.promo-inline a.promo-inline-btn{padding:1px 10px;font-size:12px}}[data-theme=dark] .promo-inline{background:#1a1a2e;border-left-color:#2a2a4a;color:#a0a0a0}[data-theme=dark] .promo-inline .promo-inline-text{color:#a0a0a0}[data-theme=dark] .promo-inline .promo-inline-text strong{color:#d0d0d0}[data-theme=dark] .promo-inline::after{background:#2a2a4a;color:#888}[data-theme=dark] .promo-footer-cta{background:#1a1a2e;border-color:#2a2a4a;color:#a0a0a0}[data-theme=dark] .promo-footer-cta .promo-title{color:#d0d0d0}[data-theme=dark] .promo-footer-cta .promo-desc{color:#a0a0a0}[data-theme=dark] .promo-footer-cta::before{background:#2a2a4a;color:#888}