.pw-test{position:sticky;top:0;z-index:10001;background:#ffe36b;color:#1a1300;font:600 14px/1.35 system-ui,sans-serif;text-align:center;padding:8px 12px}
.pw-intro{position:fixed;inset:0;z-index:10000;background:#05061a;overflow:hidden;cursor:pointer;transition:opacity .7s}
.pw-intro.gone{opacity:0;pointer-events:none}
.pw-intro .iv{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;transition:opacity 1.2s,transform 6s ease-out}
.pw-intro.s1 .iv{animation:pwdrift 14s ease-in-out infinite alternate}
@keyframes pwdrift{from{transform:scale(1)}to{transform:scale(1.04)}}
.pw-intro .holo,.pw-intro .imap{position:absolute;inset:0;width:100%;height:100%;opacity:0;transition:opacity 1.2s;pointer-events:none}
.pw-intro.s2 .iv,.pw-intro.s3 .iv,.pw-intro.s4 .iv{opacity:0}
.pw-intro.s2 .holo{opacity:1}
.pw-intro.s3 .imap,.pw-intro.s4 .imap{opacity:1}
.pw-intro.s4 .imap{pointer-events:auto;cursor:grab}
.pw-intro .imap canvas{filter:saturate(.55) brightness(1.12) hue-rotate(-10deg) contrast(.92)}
.pw-intro .ihint{position:absolute;left:0;right:0;bottom:calc(12% + env(safe-area-inset-bottom));text-align:center;color:#cfd8ff;font:500 16px system-ui;letter-spacing:.1em;opacity:.8;animation:pwpulse 2.4s ease-in-out infinite}
.pw-intro.s4 .ihint{display:none}
@keyframes pwpulse{50%{opacity:.35}}
.pw-intro .iskip{position:absolute;top:calc(48px + env(safe-area-inset-top));right:calc(14px + env(safe-area-inset-right));background:rgba(20,20,60,.6);color:#e8ecff;border:1px solid #7c8cff;border-radius:999px;padding:10px 16px;min-height:44px;font:500 14px system-ui;cursor:pointer}
body.pw-intro-on{overflow:hidden}
.pw-music{position:fixed;z-index:10002;right:calc(14px + env(safe-area-inset-right));bottom:calc(14px + env(safe-area-inset-bottom));display:flex;flex-direction:column-reverse;align-items:flex-end;gap:8px}
.pw-music .mbtn{background:none;border:0;padding:8px;min-width:44px;min-height:44px;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;fill:#b9a6ff;filter:drop-shadow(0 0 6px #7c5cff)}
.pw-music.on .mbtn{fill:#ffd36b;filter:drop-shadow(0 0 8px #ffb84d)}
.pw-music .mpanel{background:rgba(12,12,40,.9);border:1px solid #6a5cff;border-radius:12px;padding:10px;display:flex;flex-direction:column;gap:8px;color:#fff}
.pw-music .mpanel[hidden]{display:none}
.pw-music .mmute{background:#24215a;color:#fff;border:0;border-radius:8px;padding:6px 10px;cursor:pointer}
.pw-sb{margin:10px 0;padding:10px;border:2px dashed #e0a800;border-radius:10px;background:#fffbe6;color:#222}
.pw-sb label{display:block;margin:4px 0}.pw-sb input{font-size:18px}
.pw-sb .sbwarn{font-weight:700;color:#a00}.pw-sb .sbnote{font-size:13px}
@media (orientation:landscape) and (max-height:500px){.pw-music{bottom:auto;top:calc(50% - 30px)}}
@media (prefers-reduced-motion: reduce){.pw-intro .iv,.pw-intro .ihint{animation:none}}