.fu{background:var(--bg);height:100svh;min-height:560px;position:relative;overflow:hidden}.fu-stage{opacity:1;position:absolute;inset:0}.fu:not(.is-live) .fu-stage{opacity:1}.fu-glow{pointer-events:none;mix-blend-mode:screen;opacity:.25;background:radial-gradient(30% 35% at 53% 55%,#9ca9e738,#c79bff00 70%),radial-gradient(65% 65% at 48% 42%,#7bbfc221,#58d2ff00 75%);position:absolute;inset:0}.fu-vignette{pointer-events:none;background:radial-gradient(95% 85% at 50% 52%,#08090a00 65%,#08090a80 100%),linear-gradient(#08090a80 0%,#08090a00 22% 80%,#08090ab3 100%);position:absolute;inset:0}.fu-title{z-index:2;left:var(--gutter);top:calc(var(--header) + 18px);letter-spacing:-.04em;pointer-events:none;animation:fu-up .8s var(--ease) both;font-size:clamp(28px,3vw,40px);position:absolute}.fu-label{z-index:2;left:50%;bottom:max(28px, calc(var(--safe-b) + 18px));text-align:center;pointer-events:none;opacity:0;transition:opacity .5s var(--ease), transform .5s var(--ease);width:max-content;max-width:calc(100% - 2 * var(--gutter) - 112px);background:#11151bd6;border:1px solid #d3e3ed1f;border-radius:12px;flex-direction:column;align-items:center;gap:2px;padding:8px 14px;display:flex;position:absolute;transform:translate(-50%,8px);box-shadow:0 6px 24px #0000003d}.fu-label[data-on]{opacity:1;transform:translate(-50%)}.fu-label-t{letter-spacing:.01em;color:var(--text);font-size:15px;font-weight:600}.fu-label-d{letter-spacing:.04em;color:var(--text-2);font-size:11.5px}.fu-ctl{z-index:2;right:var(--gutter);bottom:max(22px, calc(var(--safe-b) + 12px));animation:fu-up .8s var(--ease) .2s both;gap:6px;display:flex;position:absolute}.fu-btn{background:#14181de0;border:1px solid #d7e6f229;border-radius:999px;place-items:center;width:40px;height:40px;padding:0;transition:transform .16s,border-color .16s;display:grid;box-shadow:inset 0 1px #ffffff0a,0 4px 18px #0000003d}.fu-btn:active{transform:scale(.96)}.fu-btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@keyframes fu-up{0%{opacity:0;transform:translateY(8px)}}@media (max-width:760px){.fu-title{top:calc(var(--header) + 12px)}.fu-label{bottom:max(84px, calc(var(--safe-b) + 74px));max-width:calc(100% - 2 * var(--gutter))}.fu-ctl{pointer-events:none;justify-content:center;left:0;right:0}.fu-ctl>*{pointer-events:auto}.fu-btn{width:44px;height:44px}}@media (prefers-reduced-motion:reduce){.fu-title,.fu-ctl{animation:none}.fu-label,.fu-btn{transition:none}}