.pf-btn{position:absolute;bottom:12px;right:12px;background:#008b8b;color:#fff;border:1px solid #ddd;border-radius:4px;padding:6px 10px;font-size:12px;letter-spacing:.04em;cursor:pointer;z-index:10;box-shadow:0 1px 6px rgb(0 0 0 / .1);display:flex;align-items:center;gap:5px}@media (min-width:769px){.pf-btn{bottom:32px;right:110px}}.pf-overlay{position:fixed;top:0;right:-100%;width:85%;height:100%;background:#fff;box-shadow:-4px 0 20px rgb(0 0 0 / .15);padding:48px 24px 40px;transition:right 0.3s ease;z-index:9999;overflow-y:auto;box-sizing:border-box}@media (min-width:769px){.pf-overlay{width:420px;right:-420px}.pf-overlay.open{right:0}.pf-btn{bottom:36px;right:24px}}@media (max-width:768px){.pf-overlay.open{right:0}}.pf-backdrop{display:none;position:fixed;inset:0;background:rgb(0 0 0 / .35);z-index:9998}.pf-backdrop.open{display:block}.pf-close{position:absolute;bottom:16px;right:16px;background:none;border:1px solid #ccc;border-radius:4px;padding:8px 16px;font-size:13px;cursor:pointer;display:flex;align-items:center;gap:6px;color:#333}.pf-close:hover{background:#f5f5f5}