:root{--accent: #7cc342;--accent-deep: #5ea22e;--ink: #5b3d22;--ink-soft: rgba(91, 61, 34, .62);--round: 34px}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%}body{display:flex;align-items:center;justify-content:center;overflow:hidden;font-family:ZCOOL KuaiLe,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:var(--ink);background:radial-gradient(900px 600px at 20% -10%,#fdf2d8 0%,transparent 60%),radial-gradient(800px 700px at 110% 110%,#dcb986 0%,transparent 55%),linear-gradient(160deg,#f5e7c9,#e9cf9f)}#app{width:100%;height:100%;display:flex;align-items:center;justify-content:center}#stage{position:relative;width:400px;height:640px;flex:none;border-radius:var(--round);overflow:hidden;background:#fdf6e9;box-shadow:0 40px 80px -24px #704a1e73,0 12px 28px -12px #704a1e59,inset 0 0 0 1px #fff9;transform-origin:center center;-webkit-user-select:none;user-select:none}#game{display:block;width:400px;height:640px;touch-action:none;cursor:pointer}.hud{position:absolute;inset:0 0 auto 0;display:flex;align-items:flex-start;justify-content:space-between;padding:14px 14px 0;pointer-events:none}.score-box{display:flex;flex-direction:column;gap:1px;text-shadow:0 1px 0 rgba(255,255,255,.7)}.score-label{font-size:12px;letter-spacing:4px;color:var(--ink-soft)}.score-value{font-size:34px;line-height:1.05;color:var(--ink);transition:transform .15s ease}.score-value.bump{transform:scale(1.18)}.best-line{font-family:PingFang SC,sans-serif;font-size:11px;color:var(--ink-soft)}.icon-row{display:flex;gap:8px;pointer-events:auto}#btn-lang{display:none}.icon-btn{width:32px;height:32px;border:none;border-radius:50%;background:#ffffff9e;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);box-shadow:0 2px 8px #7850231f,inset 0 0 0 1px #fffc;display:grid;place-items:center;cursor:pointer;color:var(--ink);transition:transform .15s ease,background .2s ease}.icon-btn:hover{transform:translateY(-1px) scale(1.06);background:#ffffffd9}.icon-btn:active{transform:scale(.92)}.icon-btn svg{width:17px;height:17px}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:24px;text-align:center;background:linear-gradient(to bottom,#fdf6e900,#fdf6e99e 34%,#fdf6e9d1);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);animation:overlay-in .45s ease both}.overlay-deep{background:#fdf6e9a8;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.hidden{display:none!important}.kicker{font-family:PingFang SC,sans-serif;font-size:11px;letter-spacing:6px;font-weight:600;color:var(--accent-deep);margin-bottom:-4px}.title{font-size:52px;line-height:1.1;letter-spacing:2px;color:var(--ink);text-shadow:0 3px 0 rgba(255,255,255,.7);animation:title-pop .6s cubic-bezier(.2,1.4,.4,1) both}.title-sm{font-size:30px;letter-spacing:2px;color:var(--ink)}.tagline{font-family:PingFang SC,Hiragino Sans GB,sans-serif;font-size:14px;color:var(--ink-soft)}.btn-primary{margin-top:8px;border:none;padding:14px 46px;border-radius:999px;font-family:inherit;font-size:21px;letter-spacing:4px;color:#fff;background:linear-gradient(180deg,var(--accent) 0%,var(--accent-deep) 100%);box-shadow:0 10px 22px -8px var(--accent-deep),inset 0 1px #ffffff80;cursor:pointer;transition:transform .16s cubic-bezier(.2,1.4,.4,1),box-shadow .2s ease}.btn-primary:hover{transform:translateY(-2px) scale(1.03)}.btn-primary:active{transform:translateY(1px) scale(.97)}.hint{font-family:PingFang SC,Hiragino Sans GB,sans-serif;font-size:12px;color:var(--ink-soft)}.final-score{font-size:76px;line-height:1;color:var(--accent-deep);text-shadow:0 3px 0 rgba(255,255,255,.7);animation:title-pop .5s cubic-bezier(.2,1.4,.4,1) both}.final-best{font-family:PingFang SC,sans-serif;font-size:13px;color:var(--ink-soft)}.record-badge{padding:4px 14px;border-radius:999px;font-size:14px;letter-spacing:2px;color:#fff;background:linear-gradient(90deg,#ff9a3c,#ff6f61);box-shadow:0 6px 14px -6px #e0712c;animation:badge-wiggle 1.4s ease-in-out infinite}.credit-inline{position:absolute;bottom:22px;left:0;right:0;text-align:center;font-family:PingFang SC,sans-serif;font-size:10px;letter-spacing:1px;color:#5b3d226b}@keyframes overlay-in{0%{opacity:0}to{opacity:1}}@keyframes title-pop{0%{opacity:0;transform:scale(.7) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes badge-wiggle{0%,to{transform:rotate(-3deg) scale(1)}50%{transform:rotate(3deg) scale(1.06)}}