.floating-tools{position:fixed;z-index:80;right:22px;bottom:26px;display:grid;gap:8px}.floating-tools a,.floating-tools button{display:flex;align-items:center;justify-content:center;min-width:124px;height:42px;margin:0;padding:0 15px;border:1px solid rgba(255,255,255,.22);border-radius:10px;background:rgba(17,22,38,.96);box-shadow:0 10px 26px rgba(10,13,25,.26),0 1px 0 rgba(255,255,255,.12) inset;color:#fff!important;text-decoration:none;font:700 13px/1 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;letter-spacing:.2px;cursor:pointer;text-shadow:0 1px 1px rgba(0,0,0,.22);transition:transform .16s ease,box-shadow .16s ease,filter .16s ease;backdrop-filter:blur(10px)}.floating-tools a:hover,.floating-tools button:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(10,13,25,.32),0 1px 0 rgba(255,255,255,.18) inset;filter:brightness(1.08)}.floating-tools .float-register{border-color:transparent;background:linear-gradient(135deg,#756cff,#5148d8);box-shadow:0 12px 28px rgba(83,74,217,.34),0 1px 0 rgba(255,255,255,.25) inset;color:#fff!important}.floating-tools .float-register:before{content:"✓";margin-right:7px;font-size:12px}.floating-tools .float-about{background:rgba(21,27,45,.96)}.floating-tools .float-about:before{content:"i";display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;margin-right:7px;border:1px solid currentColor;border-radius:50%;font:700 10px/1 Georgia,serif}.floating-tools .float-top{display:none}.floating-tools .float-top.visible{display:flex}.floating-tools .float-top:before{content:"↑";margin-right:7px;font-size:16px;line-height:1}@media(max-width:720px){.floating-tools{right:14px;bottom:16px;gap:7px}.floating-tools a,.floating-tools button{width:44px;min-width:44px;height:44px;padding:0;font-size:0;border-radius:50%}.floating-tools a:before,.floating-tools button:before{margin:0!important;font-size:17px!important}.floating-tools .float-about:before{width:18px;height:18px;font-size:12px!important}.floating-tools .float-register:before{content:"✓"}.floating-tools .float-top:before{content:"↑"}}