:root{--cream:#fff8f0;--warm-white:#fffdf9;--peach:#ffd4b8;--coral:#ff8b7b;--coral-light:#ffb5a0;--honey:#ffc857;--warm-brown:#8b6f5c;--dark-brown:#5c4033}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;margin:0;padding:0}html,body{background:var(--dark-brown);touch-action:none;overscroll-behavior:none;width:100%;height:100svh;font-family:Noto Serif SC,serif;overflow:hidden}#game-canvas{touch-action:none;width:100%;height:100%;display:block;position:absolute;top:0;left:0}.scene-fade{opacity:0;pointer-events:none;z-index:8;background:#000;position:fixed;top:0;bottom:0;left:0;right:0}.loading-screen{z-index:100;background:linear-gradient(160deg,#1a1530 0%,#2e2348 50%,#3a2c5c 100%);flex-direction:column;justify-content:center;align-items:center;transition:opacity .8s;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.loading-screen.hidden{opacity:0;pointer-events:none}.loading-envelope{width:100px;height:70px;margin-bottom:30px;animation:2s ease-in-out infinite envFloat;position:relative}.envelope-body{background:var(--cream);border-radius:4px;width:100px;height:60px;position:absolute;bottom:0;box-shadow:0 4px 20px #ffc8574d}.envelope-flap{border-left:50px solid #0000;border-right:50px solid #0000;border-top:25px solid var(--peach);border-radius:4px 4px 0 0;width:0;height:0;position:absolute;top:0;left:0}.envelope-seal{background:var(--coral);width:16px;height:16px;box-shadow:0 0 10px var(--coral);border-radius:50%;animation:1.5s ease-in-out infinite sealPulse;position:absolute;top:18px;left:50%;transform:translate(-50%)}@keyframes envFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes sealPulse{0%,to{box-shadow:0 0 8px var(--coral);transform:translate(-50%)scale(1)}50%{box-shadow:0 0 18px var(--coral), 0 0 28px var(--coral-light);transform:translate(-50%)scale(1.1)}}.loading-text{color:var(--cream);opacity:.7;letter-spacing:1px;margin-bottom:20px;font-size:14px}.loading-bar{background:#ffffff26;border-radius:2px;width:200px;height:3px;overflow:hidden}.loading-bar-fill{background:linear-gradient(90deg, var(--coral), var(--honey));border-radius:2px;width:0%;height:100%;transition:width .25s linear}.ui-overlay{pointer-events:none;z-index:10;position:fixed;top:0;bottom:0;left:0;right:0}.music-btn{top:calc(12px + env(safe-area-inset-top,0px));right:calc(16px + env(safe-area-inset-right,0px));-webkit-backdrop-filter:blur(8px);width:42px;height:42px;color:var(--cream);pointer-events:auto;cursor:pointer;z-index:20;background:#fff8f01f;border:none;border-radius:50%;justify-content:center;align-items:center;font-size:20px;transition:background .3s,transform .2s;display:flex;position:absolute}.music-btn:active{background:#fff8f040;transform:scale(.92)}.music-btn.muted{opacity:.5}.music-btn.muted .music-icon:after{content:"";background:var(--coral);border-radius:1px;width:26px;height:2px;position:absolute;transform:rotate(-45deg)}.music-icon{justify-content:center;align-items:center;display:flex;position:relative}.progress-dots{right:calc(10px + env(safe-area-inset-right,0px));pointer-events:none;z-index:15;flex-direction:column;gap:7px;display:flex;position:absolute;top:50%;transform:translateY(-50%)}.progress-dot{background:#ffffff26;border-radius:50%;width:6px;height:6px;transition:all .4s}.progress-dot.done{background:var(--coral-light);opacity:.6}.progress-dot.active{background:var(--honey);width:8px;height:8px;box-shadow:0 0 8px var(--honey), 0 0 16px #ffc85766}.scene-text{bottom:calc(52px + env(safe-area-inset-bottom,0px));color:var(--cream);text-align:center;pointer-events:none;text-shadow:0 2px 12px #0006,0 0 20px #0003;opacity:0;z-index:12;max-width:85%;font-family:Ma Shan Zheng,serif;font-size:18px;line-height:1.6;transition:opacity .8s;position:absolute;left:50%;transform:translate(-50%)}.scene-text.show{opacity:1}.hint-text{bottom:calc(20px + env(safe-area-inset-bottom,0px));color:#fff8f080;text-align:center;pointer-events:none;z-index:12;letter-spacing:.5px;max-width:80%;font-size:13px;animation:2s ease-in-out infinite hintPulse;position:absolute;left:50%;transform:translate(-50%)}@keyframes hintPulse{0%,to{opacity:.35}50%{opacity:.65}}.fault-notice{color:var(--cream);letter-spacing:1px;text-align:center;z-index:200;cursor:pointer;background:#1a1530eb;justify-content:center;align-items:center;padding:32px;font-family:Ma Shan Zheng,STKaiti,KaiTi,Kaiti SC,cursive,serif;font-size:17px;line-height:1.8;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.fault-notice[hidden]{display:none}.bubble-layer{pointer-events:none;z-index:5;position:fixed;top:0;bottom:0;left:0;right:0}.bubble-text{white-space:nowrap;color:var(--dark-brown,#8b6f5c);will-change:left, top, opacity;font-family:Noto Serif SC,Songti SC,SimSun,serif;font-size:14px;line-height:1;position:absolute;transform:translate(-50%,-50%)}.bubble-pop{animation:.32s cubic-bezier(.22,1.2,.36,1) bubblePop}@keyframes bubblePop{0%{transform:translate(-50%,-50%)scale(1)}38%{transform:translate(-50%,-50%)scale(1.14)}to{transform:translate(-50%,-50%)scale(1)}}.tap-ripple{border:2px solid var(--honey);pointer-events:none;border-radius:50%;width:12px;height:12px;margin:-6px 0 0 -6px;animation:.62s ease-out forwards tapRipple;position:absolute;box-shadow:0 0 10px #ffc85799}@keyframes tapRipple{0%{opacity:.9;transform:scale(.5)}to{opacity:0;transform:scale(3.2)}}.heart-ripple{border-color:var(--coral);box-shadow:0 0 12px #ff8b7bb3}.screen-badge{letter-spacing:.5px;color:#8c8c96bf;will-change:left, top;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:8px;font-weight:700;transition:color .3s;position:absolute;transform:translate(-50%,-50%)}.screen-badge.is-on{color:#fff;text-shadow:0 1px 2px #00000040}.spark-burst{background:linear-gradient(to bottom, var(--honey), transparent);transform-origin:50% 100%;pointer-events:none;border-radius:2px;width:3px;height:14px;margin:-7px 0 0 -1.5px;animation:.7s ease-out forwards sparkBurst;position:absolute}@keyframes sparkBurst{0%{opacity:.95;transform:rotate(var(--a)) translateY(0) scaleY(.4)}to{opacity:0;transform:rotate(var(--a)) translateY(-34px) scaleY(1.1)}}.splash-ripple{border-color:#8fd3e8;box-shadow:0 0 12px #8fd3e8b3}.wipe-ring{pointer-events:none;will-change:left, top;width:72px;height:72px;margin:-36px 0 0 -36px;position:absolute}.gap-line{pointer-events:none;will-change:left, width;border-top:2px dashed #a0a0aa26;height:0;position:absolute;transform:translateY(-1px)}.pet-ring{pointer-events:none;will-change:left, top;width:72px;height:72px;margin:-36px 0 0 -36px;position:absolute}.perf-overlay{z-index:300;color:#fff8f0;white-space:pre;pointer-events:none;background:#1a1530c7;border-radius:6px;margin:6px;padding:6px 8px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;line-height:1.5;position:fixed;top:0;left:0}.perf-overlay[hidden]{display:none}.loading-screen.is-degraded .loading-text{color:#ffc857}