html,body,#app{width:100%;height:100%;margin:0;overflow:hidden}html,body{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}body{background:var(--hf-body-bg,#0b1015);color:var(--hf-body-text,#e8eaed);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}button{font:inherit}#app{background:var(--hf-app-base,#0b1015);overscroll-behavior:none;touch-action:none;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.game-stage{width:100%;height:100%;position:relative;overflow:hidden}.game-stage canvas,.game-overlay{width:100%;height:100%;display:block;position:absolute;top:0;left:0}.game-stage canvas{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.game-overlay{pointer-events:none;z-index:1;position:absolute;inset:0}.hud{background:var(--hf-hud-panel,#0a0e14c7);border:1px solid var(--hf-hud-border,#ffffff24);box-sizing:border-box;pointer-events:none;border-radius:4px;grid-template-columns:minmax(100px,1fr) 72px minmax(100px,1fr);align-items:center;gap:8px;width:min(440px,100% - 24px);min-height:40px;padding:6px 12px;line-height:1.2;display:grid;position:absolute;top:12px;left:50%;transform:translate(-50%)}.score,.timer{white-space:nowrap;font-weight:600}.score{color:var(--hf-body-text,#e8eaed);font-size:11px}.score span{color:var(--hf-score-accent,#f5c842);font-variant-numeric:tabular-nums;text-align:center;min-width:22px;margin-left:4px;font-size:20px;font-weight:700;display:inline-block}.score-ai{text-align:right}.timer{color:var(--hf-timer-text,#e8eaed);font-variant-numeric:tabular-nums;text-align:center;font-size:17px;font-weight:700}.restart-button{background:var(--hf-restart-bg,#ffffff14);border:1px solid var(--hf-hud-border,#fff3);color:var(--hf-restart-text,#e8eaed);cursor:pointer;pointer-events:auto;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;border-radius:4px;justify-content:center;min-width:120px;padding:8px 14px;font-size:12px;font-weight:600;display:inline-flex}.restart-button:active{opacity:.85}.match-message{background:var(--hf-match-bg,#0a0e14d9);border:1px solid var(--hf-hud-border,#ffffff24);box-sizing:border-box;color:var(--hf-body-text,#e8eaed);letter-spacing:.02em;text-align:center;white-space:nowrap;border-radius:4px;max-width:min(90%,320px);padding:10px 16px;font-size:13px;font-weight:600;display:none;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.match-message.is-visible{display:block}.game-over-menu{background:var(--hf-game-over-bg,#0a0e14eb);border:1px solid var(--hf-hud-border,#ffffff24);box-sizing:border-box;color:var(--hf-body-text,#e8eaed);pointer-events:auto;text-align:center;z-index:20;border-radius:4px;flex-direction:column;align-items:center;gap:10px;max-width:min(92%,300px);padding:16px 18px;display:none;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.game-over-menu.is-visible{display:flex}.game-over-title{font-size:14px;font-weight:700;line-height:1.3}.game-over-score{color:var(--hf-score-accent,#f5c842);white-space:nowrap;font-size:13px;font-weight:600}.touch-controls{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;display:none}.game-touch-ui .touch-controls{pointer-events:none;touch-action:none;z-index:10;display:block;position:absolute;inset:0}.touch-left-pane{pointer-events:auto;width:50%;position:absolute;top:0;bottom:0;left:0}.touch-joystick-anchor{opacity:1;pointer-events:none;z-index:11;width:96px;height:96px;position:absolute;top:calc(100% - 68px);left:68px;transform:translate(-50%,-50%)}.touch-right-pane{pointer-events:auto;touch-action:none;width:50%;position:absolute;top:0;bottom:0;right:0}.touch-kick-hint{border:2px solid var(--hf-score-accent,#f5c842);box-sizing:border-box;color:#fff;letter-spacing:.04em;pointer-events:none;text-align:center;text-shadow:0 1px 2px #000000bf;z-index:12;background:#0a0e14eb;border-radius:10px;width:auto;max-width:min(92%,280px);margin:0;padding:12px 16px;font-size:15px;font-weight:700;line-height:1.3;animation:1.15s ease-in-out infinite touch-kick-hint-nudge;position:absolute;top:50%;left:75%;transform:translate(-50%,-50%);box-shadow:0 0 0 1px #0006,0 4px 20px #0000008c}.touch-kick-hint.is-dismissed{animation:none;display:none}@keyframes touch-kick-hint-nudge{0%,to{transform:translate(-50%,-50%)translate(0)}50%{transform:translate(-50%,-50%)translate(-10px)}}.touch-joystick-zone{pointer-events:none;touch-action:none;width:96px;height:96px;position:relative}.touch-joystick-base{border:2px solid var(--hf-touch-border,#ffffff38);box-sizing:border-box;background:#ffffff0f;border-radius:50%;width:84px;height:84px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.touch-joystick-knob{pointer-events:none;background:#ffffff61;border-radius:50%;width:32px;height:32px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 1px 4px #00000059}@media (width<=620px){.hud{grid-template-columns:minmax(80px,1fr) 56px minmax(80px,1fr);gap:6px;width:min(100%,100% - 16px);min-height:36px;padding:5px 8px;top:8px}.score{font-size:10px}.score span{font-size:17px}.timer{font-size:15px}.restart-button{padding:7px 12px;font-size:11px}.match-message{padding:8px 12px;font-size:12px}.game-over-menu{gap:8px;padding:14px 16px}.game-over-title{font-size:13px}.game-over-score{font-size:12px}.touch-joystick-anchor{width:86px;height:86px;top:calc(100% - 58px);left:56px}.touch-joystick-zone{width:86px;height:86px}.touch-joystick-base{width:74px;height:74px}.touch-joystick-knob{width:28px;height:28px}.touch-kick-hint{max-width:min(94%,260px);padding:10px 14px;font-size:14px}}:-webkit-any(#app:fullscreen,#app:-webkit-full-screen){width:100%;height:100%}:is(#app:fullscreen,#app:fullscreen){width:100%;height:100%}.game-shell-chrome{pointer-events:none;z-index:40;position:fixed;inset:0}.game-shell-chrome.portrait-blocking{pointer-events:auto}.fullscreen-toggle{background:var(--hf-touch-bg,#0a0e14a6);border:1px solid var(--hf-touch-border,#ffffff2e);color:var(--hf-touch-text,#e8eaed);cursor:pointer;pointer-events:auto;right:max(10px, env(safe-area-inset-right));top:max(10px, env(safe-area-inset-top));touch-action:manipulation;-webkit-user-select:none;user-select:none;z-index:41;border-radius:4px;padding:6px 10px;font-size:11px;font-weight:600;position:absolute}.portrait-rotate-panel{background:var(--hf-game-over-bg,#0a0e14f5);border:1px solid var(--hf-hud-border,#ffffff1f);box-sizing:border-box;padding:max(20px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));text-align:center;z-index:42;flex-direction:column;justify-content:center;align-items:center;gap:20px;display:none;position:absolute;inset:0}.game-shell-chrome.portrait-blocking .portrait-rotate-panel{display:flex}.portrait-rotate-title{color:var(--hf-body-text,#e8eaed);max-width:min(340px,100%);margin:0;font-size:clamp(1.15rem,4.5vw,1.5rem);font-weight:700;line-height:1.3}.portrait-rotate-hint{color:var(--hf-body-text,#e8eaed);opacity:.92;max-width:min(340px,100%);margin:0;font-size:.95rem;line-height:1.45}.portrait-fullscreen-status{color:var(--hf-score-accent,#f5c842);max-width:min(340px,100%);margin:0;font-size:.9rem;font-weight:600;line-height:1.35}.portrait-go-fullscreen-btn{background:var(--hf-restart-bg,#ffffff1a);border:1px solid var(--hf-hud-border,#ffffff38);color:var(--hf-restart-text,#e8eaed);cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;border-radius:4px;min-width:200px;padding:12px 20px;font-size:15px;font-weight:600}.portrait-go-fullscreen-btn:active,.fullscreen-toggle:active{opacity:.88}