*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{width:100%;height:100%;overflow:hidden;background:#07010f;font-family:"Trebuchet MS","Segoe UI",system-ui,sans-serif;color:#fff;user-select:none;-webkit-user-select:none;touch-action:none;overscroll-behavior:none}
body{display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 30%,#2a0a5b,#05010d 70%)}
#frame{position:relative;height:100vh;height:100dvh;width:min(100vw,calc(100dvh * 9 / 16));overflow:hidden;background:#0d0718;box-shadow:0 0 40px rgba(140,80,255,.35)}
@media (min-width:700px){#frame{height:96dvh;width:calc(96dvh * 9 / 16);border-radius:18px}}
canvas{display:block;width:100%;height:100%}
.hidden{display:none!important}
#hud{position:absolute;inset:0;pointer-events:none}
.icon-btn{pointer-events:auto;width:46px;height:46px;border-radius:12px;border:2px solid rgba(255,255,255,.35);background:rgba(20,10,40,.6);color:#fff;font-size:18px;font-weight:900;cursor:pointer}
#pauseBtn{position:absolute;left:12px;top:calc(12px + env(safe-area-inset-top))}
.mute{position:absolute;right:12px;top:calc(12px + env(safe-area-inset-top));z-index:5}
.scoretop{position:absolute;left:0;right:0;top:calc(14px + env(safe-area-inset-top));text-align:center}
.scoretop .lbl{font-size:13px;font-weight:900;color:#c4b5fd;letter-spacing:2px}
.scoretop b{display:block;font-size:52px;line-height:1;font-weight:900;text-shadow:0 3px 12px rgba(0,0,0,.5)}
.scoretop .best{font-size:13px;font-weight:800;color:#c4b5fd;margin-top:2px}
.combo{margin-top:6px;font-weight:900;font-size:18px;color:#f0abfc;text-shadow:0 0 8px #a855f7;transition:transform .12s;display:inline-block}
.combo.bump{transform:scale(1.3)}
.hintbar{position:absolute;left:50%;transform:translateX(-50%);bottom:calc(22px + env(safe-area-inset-bottom));padding:10px 20px;border-radius:14px;border:1px solid rgba(255,255,255,.25);background:rgba(20,10,40,.6);font-weight:900;font-size:15px;letter-spacing:1px;color:#ddd6fe;white-space:nowrap}
.overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:linear-gradient(180deg,rgba(20,0,40,.35),rgba(10,0,25,.8));text-align:center;padding:24px;cursor:pointer;z-index:4}
.logo{font-size:46px;font-weight:900;line-height:.95;color:#fff;text-shadow:0 0 10px #a855f7,0 0 26px #7c3aed;letter-spacing:1px}
.logo span{display:block;color:var(--accent,#fbbf24);font-size:62px}
.logo.small{font-size:44px;color:var(--accent,#fbbf24)}
.tag{font-size:16px;font-weight:700;line-height:1.4}
.big-btn{font-weight:900;font-size:22px;font-family:inherit;padding:14px 34px;border-radius:16px;border:3px solid #fff;background:linear-gradient(#a78bfa,#6d28d9);color:#fff;box-shadow:0 0 18px #8b5cf6;cursor:pointer}
.pulse{animation:pulse 1s infinite}
@keyframes pulse{50%{transform:scale(1.06)}}
.hint{font-size:12px;opacity:.85}
.best-line,.final{font-size:20px;font-weight:900}
.final b{color:#fbbf24;font-size:34px}
.new-best{color:#4ade80;font-weight:900;font-size:22px;animation:pulse .6s infinite}
#floaters{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.floater{position:absolute;font-weight:900;font-size:24px;color:#fff;text-shadow:0 0 10px currentColor;animation:floatUp .8s ease-out forwards;transform:translate(-50%,-50%)}
@keyframes floatUp{to{opacity:0;margin-top:-70px}}
#frame{--accent:#f97316}

/* Approved portrait standard UI: help overlay + pause menu + hide status chip */
.htp-panel{position:absolute;inset:0;z-index:2147483000;width:auto;height:auto;border:0;border-radius:0;background:linear-gradient(160deg,rgba(249,115,22,0.22),#0a0420 65%);color:#ede9fe;font-size:16px;font-weight:400;cursor:auto;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;touch-action:pan-y;user-select:text;-webkit-user-select:text;padding:calc(16px + env(safe-area-inset-top)) calc(18px + env(safe-area-inset-right)) calc(24px + env(safe-area-inset-bottom)) calc(18px + env(safe-area-inset-left));text-align:left;border:2px solid #f97316;scrollbar-width:thin;scrollbar-color:#f97316 #160b30;scrollbar-gutter:stable}
.htp-panel::-webkit-scrollbar{width:10px}
.htp-panel::-webkit-scrollbar-track{background:#160b30;border-radius:10px}
.htp-panel::-webkit-scrollbar-thumb{background:#f97316;border:2px solid #160b30;border-radius:10px}
.htp-panel::-webkit-scrollbar-thumb:hover{background:#fff}
.htp-panel[hidden]{display:none}
.htp-inner{max-width:640px;margin:0 auto;line-height:1.5}
.htp-panel h1,.htp-panel #htpTitle{font-size:24px;line-height:1.2;margin:8px 0 12px;color:#67e8f9;text-shadow:0 0 10px rgba(34,211,238,.25)}
.htp-panel h2{font-size:19px;margin:20px 0 6px;color:#f97316;border-bottom:1px solid rgba(249,115,22,0.35);padding-bottom:6px}
.htp-panel h3,.htp-panel h4,.htp-panel b{color:#e9d5ff}
.htp-panel p,.htp-panel li{margin:0 0 8px;line-height:1.6}
.htp-panel ul{padding-left:20px}
.htp-panel a{color:#93c5fd}
.htp-close{position:sticky;top:0;float:right;font-family:inherit;font-weight:900;font-size:15px;padding:10px 14px;border-radius:12px;border:2px solid #fff;background:linear-gradient(#f97316,#4c1d95);color:#fff;cursor:pointer;box-shadow:0 0 10px rgba(249,115,22,.35)}
.htp-done{display:block;margin:24px auto 8px}
body.htp-lock{overflow:hidden}
#htpBtn{width:auto;height:auto}
#resumeBtn,#mainMenuBtn{width:auto;height:auto;min-width:220px;font-size:20px}
#mainMenuBtn{background:linear-gradient(#f97316,#4c1d95);color:#fff;box-shadow:0 0 14px rgba(249,115,22,.45)}
#pauseScreen button:focus-visible,.htp-panel button:focus-visible,.htp-panel a:focus-visible{outline:3px solid #67e8f9;outline-offset:3px}
/* Clear bottom space for future ads: hide shared gate chip and local player tags without editing shared gate scripts. */
#ifs-gate-chip,.player-tag{display:none!important}