.fullscreen-control{position:fixed;z-index:1900;top:74px;right:max(14px,env(safe-area-inset-right));min-width:112px;height:38px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 8px 0 12px;color:#ffffffeb;background:#14171db8;border:1px solid rgba(255,255,255,.2);border-radius:999px;box-shadow:0 10px 30px #0609102e,inset 0 1px #ffffff14;backdrop-filter:blur(14px) saturate(1.15);-webkit-backdrop-filter:blur(14px) saturate(1.15);cursor:pointer;font:650 11px/1 Microsoft YaHei,PingFang SC,sans-serif;letter-spacing:.03em;transition:transform .16s ease,background .16s ease,border-color .16s ease,box-shadow .16s ease}.fullscreen-control:hover,.fullscreen-control:focus-visible{background:#14171de6;border-color:#ffffff61;box-shadow:0 13px 34px #0609103d,inset 0 1px #ffffff1f;transform:translateY(-1px);outline:none}.fullscreen-control.is-active{color:#17201e;background:#e0fff6e6;border-color:#49988161}.fullscreen-control svg{width:15px;height:15px;flex:0 0 auto;stroke-width:1.8}.fullscreen-control kbd{min-width:22px;height:22px;display:grid;place-items:center;padding:0 5px;color:inherit;background:#ffffff1f;border:1px solid currentColor;border-radius:7px;opacity:.72;font:700 8px/1 DM Mono,Consolas,monospace}.fullscreen-control.is-active kbd{background:#17201e0f}.fullscreen-control:disabled{opacity:.48;cursor:not-allowed}.fullscreen-announcement{position:fixed;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}@media(max-width:720px){.fullscreen-control{top:auto;right:max(12px,env(safe-area-inset-right));bottom:calc(44px + env(safe-area-inset-bottom));min-width:72px;height:34px;padding:0 6px 0 9px;gap:6px}.fullscreen-control span{display:none}}@media(prefers-reduced-motion:reduce){.fullscreen-control{transition:none}}