.project-item{background:#f9f9f9;padding:10px 15px;border-radius:8px;cursor:pointer;flex:1 1 220px;box-shadow:0 2px 5px rgba(0,0,0,.1);transition:background .3s}.project-item:hover{background:#e9f5ff}.project-item.active{background:#d0ebff;font-weight:700}.leaflet-marker-animate{animation:bounce .7s}.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);width:38px;height:38px;border-radius:50%;border:none;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;color:#1a73e8;cursor:pointer;background:rgba(255,255,255,.7);backdrop-filter:blur(6px);box-shadow:0 2px 6px rgba(0,0,0,.25);transition:background .2s,color .2s,transform .2s}.carousel-btn:hover{background:#1a73e8;color:#fff;transform:translateY(-50%) scale(1.15)}.carousel-prev{left:6px}.carousel-next{right:6px}