@supports (view-transition-name:root){::view-transition-group(*){animation-duration:.55s;animation-timing-function:cubic-bezier(.65,0,.35,1)}::view-transition-old(root),::view-transition-new(root){animation-duration:.35s}}.stack-game-overlay{z-index:200;background:color-mix(in srgb, var(--bg) 92%, transparent);backdrop-filter:blur(6px);display:none;position:fixed;inset:0}.stack-game-overlay.is-active{display:block}body.stack-game-playing .mobile-nav-dock{display:none}.stack-game-field{width:100%;height:100%;font-family:ui-monospace,Geist Mono,Menlo,monospace;position:relative;overflow:hidden}.stack-game-bricks{position:absolute;inset:72px 16px 120px}@media (width>=640px){.stack-game-bricks{left:40px;right:40px}}.stack-game-brick{border:1px solid var(--border);background:color-mix(in srgb, var(--bg-secondary) 96%, transparent);color:var(--text);will-change:transform, opacity;border-radius:8px;justify-content:center;align-items:center;padding:0 6px;transition:transform .2s ease-out,opacity .3s ease-out;display:flex;position:absolute;overflow:hidden}.stack-game-brick__label{white-space:nowrap;text-overflow:ellipsis;letter-spacing:.02em;text-align:center;max-width:100%;font-size:11px;line-height:1.1;display:block;overflow:hidden}.stack-game-brick.is-dead{opacity:0;pointer-events:none;transform:scale(.4)rotate(-10deg)}.stack-game-paddle{background:var(--accent);width:110px;height:10px;box-shadow:0 0 16px color-mix(in srgb, var(--accent) 60%, transparent);pointer-events:none;border-radius:5px;position:absolute}.stack-game-ball{background:var(--accent);width:12px;height:12px;box-shadow:0 0 12px color-mix(in srgb, var(--accent) 70%, transparent);pointer-events:none;border-radius:50%;position:absolute}.stack-game-result{letter-spacing:.04em;color:var(--accent);text-transform:lowercase;text-align:center;text-shadow:0 0 24px color-mix(in srgb, var(--accent) 45%, transparent);pointer-events:none;opacity:0;padding:16px 32px;font-family:ui-monospace,Geist Mono,Menlo,monospace;font-size:clamp(32px,6vw,56px);font-weight:600;transition:opacity .35s ease-out,transform .35s cubic-bezier(.34,1.56,.64,1);position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(.9)}.stack-game-result.is-visible{opacity:1;transform:translate(-50%,-50%)scale(1)}.stack-game-hud{pointer-events:none;justify-content:space-between;align-items:center;display:flex;position:absolute;top:18px;left:24px;right:24px}.stack-game-msg{color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase;font-size:12px}.stack-game-close{pointer-events:auto;border:1px solid var(--border);color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase;cursor:pointer;background:0 0;border-radius:6px;padding:4px 10px;font-family:inherit;font-size:11px;transition:color .15s ease-out}.stack-game-close:hover{color:var(--accent)}.stack-game-popovers{z-index:210;pointer-events:none;flex-direction:column;gap:8px;max-width:calc(100vw - 40px);display:flex;position:fixed;top:72px;right:20px}.stack-game-popover{background:var(--bg-secondary);border:1px solid var(--accent);color:var(--text);border-radius:8px;max-width:280px;padding:10px 14px;font-family:ui-monospace,Geist Mono,Menlo,monospace;font-size:12px;line-height:1.35;animation:.25s ease-out stack-game-popover-in,.35s ease-in 2.4s forwards stack-game-popover-out;box-shadow:0 8px 24px #0000004d}.stack-game-popover strong{color:var(--accent);font-weight:600}@keyframes stack-game-popover-in{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes stack-game-popover-out{to{opacity:0;transform:translate(20px)}}.stack-game-splash{pointer-events:none;width:0;height:0;position:absolute}.stack-game-splash:before,.stack-game-splash:after{content:"";border:2px solid #ff8a3d;border-radius:50%;width:12px;height:12px;margin-top:-6px;margin-left:-6px;animation:.55s ease-out forwards stack-game-splash-ring;position:absolute;top:0;left:0}.stack-game-splash:after{border-color:#ffd1a8;animation-delay:80ms}@keyframes stack-game-splash-ring{0%{opacity:1;transform:scale(.4)}to{opacity:0;transform:scale(4.5)}}.stack-game-moyai{pointer-events:none;will-change:transform, opacity;font-size:30px;line-height:1;animation:1.1s cubic-bezier(.4,0,.2,1) forwards stack-game-moyai-fly;position:absolute;transform:translate(-50%,-50%)}@keyframes stack-game-moyai-fly{0%{opacity:0;transform:translate(-50%,-50%)scale(.3)rotate(0)}15%{opacity:1;transform:translate(-50%,-50%)scale(1.15)rotate(0)}to{transform:translate(calc(-50% + var(--tx,0px)), calc(-50% + var(--ty,0px))) scale(.75) rotate(var(--rot,0deg));opacity:0}}.stack-play-btn{border:1px solid color-mix(in srgb, var(--text-muted) 50%, transparent);width:36px;height:36px;color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:50%;justify-content:center;align-items:center;transition:color .15s ease-out,border-color .15s ease-out,background-color .15s ease-out,transform .15s ease-out;display:inline-flex}.stack-play-btn:hover{color:var(--accent);border-color:var(--accent);background-color:color-mix(in srgb, var(--accent) 8%, transparent);transform:scale(1.06)}.stack-play-btn:active{transform:scale(.94)}.stack-play-btn svg{width:12px;height:12px;margin-left:1px}