:root{--ancient-gold: #d4af37;--ancient-red: #8b0000;--dark-bg: #050505;--text-color: #e0e0e0}*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body{background:var(--dark-bg);color:var(--text-color);font-family:STKaiti,KaiTi,楷体,serif;overflow:hidden}.app-container{width:100vw;height:100vh;position:relative;background:#000}.cloud-sync-badge{position:absolute;top:15px;left:15px;font-size:13px;color:var(--ancient-gold);background:#d4af371a;padding:6px 12px;border-radius:4px;border:1px solid var(--ancient-gold);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;font-family:sans-serif}.screen{width:100%;height:100%;position:absolute;top:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:500;background:radial-gradient(circle at center,#1a1a1a,#000)}.ancient-border{position:absolute;top:20px;right:20px;bottom:20px;left:20px;border:2px solid rgba(212,175,55,.3);pointer-events:none}.ancient-border:before,.ancient-border:after{content:"";position:absolute;width:40px;height:40px;border:2px solid var(--ancient-gold)}.ancient-border:before{top:-2px;left:-2px;border-right:none;border-bottom:none}.ancient-border:after{bottom:-2px;right:-2px;border-left:none;border-top:none}.ancient-title{font-size:64px;color:var(--ancient-gold);text-shadow:0 0 20px rgba(212,175,55,.5),2px 2px 4px #000;margin-bottom:10px;letter-spacing:10px}.subtitle{font-size:20px;color:#aaa;margin-bottom:40px;letter-spacing:2px}.high-score-board{display:flex;align-items:center;gap:10px;font-size:24px;color:var(--ancient-gold);margin-bottom:30px;background:#00000080;padding:10px 20px;border-radius:8px;border:1px solid rgba(212,175,55,.2)}.controls-hint{text-align:center;color:#888;line-height:1.8;margin-bottom:40px;font-family:sans-serif;font-size:14px}.start-btn{background:transparent;color:var(--ancient-gold);border:2px solid var(--ancient-gold);padding:15px 50px;font-size:28px;cursor:pointer;transition:all .3s;font-family:inherit;position:relative;overflow:hidden}.start-btn:hover:not(:disabled){background:var(--ancient-gold);color:#000;box-shadow:0 0 30px #d4af3799}.start-btn:disabled{border-color:#555;color:#555;cursor:not-allowed}.gameover-text{font-size:80px;color:var(--ancient-red);text-shadow:0 0 30px var(--ancient-red);letter-spacing:15px}.final-stats{font-size:28px;margin-bottom:50px;text-align:center;line-height:2}.highlight{color:var(--ancient-gold);font-size:36px}.game-container{width:100%;height:100%;position:relative;overflow:hidden;cursor:none}.world-bg{position:absolute;top:-20%;right:-20%;bottom:-20%;left:-20%;width:140%;height:140%;background:#0a0a0a;z-index:1;transition:transform .1s ease-out}.world-entities{position:absolute;top:0;right:0;bottom:0;left:0;z-index:10;pointer-events:none}.entity{position:absolute;display:flex;justify-content:center;align-items:center;will-change:transform,left,top,width,height}.entity img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 0 15px rgba(255,255,255,.2))}.ghost.hunter img{filter:drop-shadow(0 0 20px rgba(139,0,0,.6))}.item img{filter:drop-shadow(0 0 15px rgba(212,175,55,.8))}.flashlight-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:20;pointer-events:none}.crosshair{position:absolute;transform:translate(-50%,-50%);z-index:30;pointer-events:none}.warning-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle,transparent 50%,rgba(139,0,0,.8) 100%);z-index:25;pointer-events:none;transition:opacity .1s}.flash-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#fff;opacity:0;z-index:40;pointer-events:none;transition:opacity .2s ease-out}.hud-top{position:absolute;top:20px;left:20px;right:20px;display:flex;justify-content:space-between;z-index:50;pointer-events:none}.hud-item{display:flex;align-items:center;gap:8px;background:#0009;padding:8px 16px;border-radius:4px;border:1px solid rgba(255,255,255,.1);font-family:sans-serif;font-size:18px}.hud-bottom{position:absolute;bottom:30px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:15px;z-index:50;pointer-events:none}.battery-bar-container{display:flex;align-items:center;gap:10px;background:#0009;padding:10px 20px;border-radius:20px;border:1px solid rgba(255,255,255,.2)}.battery-bar{width:200px;height:10px;background:#333;border-radius:5px;overflow:hidden}.battery-fill{height:100%;transition:width .2s,background .5s}.talisman-inventory{font-size:24px;color:var(--ancient-gold);background:#0009;padding:5px 20px;border-radius:20px;border:1px solid var(--ancient-gold);display:flex;align-items:center;gap:10px}.hint-text{font-size:14px;color:#aaa;font-family:sans-serif}.story-popup{position:absolute;top:30%;left:50%;transform:translate(-50%,-50%);background:#000c;color:var(--ancient-gold);padding:20px 40px;border:1px solid var(--ancient-gold);border-radius:4px;font-size:24px;text-align:center;z-index:60;pointer-events:none;box-shadow:0 0 20px #d4af3733;letter-spacing:2px}