.mu{color:#fff;background:radial-gradient(130% 130% at 80% -10%,#6d28d9,#4c1d95 55%,#2e1065);font-family:Plus Jakarta Sans,system-ui,-apple-system,sans-serif;position:fixed;inset:0;overflow:hidden}.mu .mu-screen{text-align:center;box-sizing:border-box;flex-direction:column;justify-content:safe center;align-items:center;padding:24px;display:none;position:absolute;inset:0;overflow-y:auto}.mu .mu-screen.active{display:flex}.mu .mu-card{backdrop-filter:blur(8px);background:#ffffff1a;border:1px solid #ffffff2e;border-radius:24px;width:100%;max-width:460px;padding:36px 30px;box-shadow:0 20px 60px #0000004d}.mu .mu-badge{font-size:3.4rem;line-height:1}.mu h1{margin:.4rem 0 .6rem;font-size:1.9rem}.mu .mu-card p{color:#ede9fe;margin:0;font-size:1.05rem;line-height:1.5}.mu .mu-tip{color:#ddd6fe;margin-top:14px;font-size:.85rem}.mu .mu-levels{grid-template-columns:1fr 1fr 1fr;gap:10px;margin:22px 0 4px;display:grid}.mu .mu-level{cursor:pointer;color:#fff;background:#ffffff1a;border:2px solid #ffffff38;border-radius:16px;flex-direction:column;align-items:center;gap:6px;padding:14px 8px;font-family:inherit;transition:transform .1s,background .15s,border-color .15s;display:flex}.mu .mu-level:hover{background:#fff3;transform:translateY(-2px)}.mu .mu-level.selected{color:#6d28d9;background:#fff;border-color:#fff;box-shadow:0 8px 22px #00000040}.mu .mu-level-name{font-size:1.05rem;font-weight:800}.mu .mu-level-desc{opacity:.85;font-size:.78rem;line-height:1.2}.mu .mu-go{color:#6d28d9;cursor:pointer;background:#fff;border:0;border-radius:40px;margin-top:18px;padding:14px 30px;font-family:inherit;font-size:1.1rem;font-weight:800;transition:transform .1s;box-shadow:0 10px 26px #00000040}.mu .mu-go:hover{transform:translateY(-2px)}.mu .mu-go:active{transform:translateY(0)}.mu .mu-link{color:#ddd6fe;cursor:pointer;background:0 0;border:0;margin-top:14px;font-family:inherit;font-size:.9rem;font-weight:600;text-decoration:none;display:inline-block}.mu .mu-link:hover{color:#fff}.mu .mu-hud{box-sizing:border-box;flex-wrap:wrap;justify-content:center;align-items:center;gap:14px;padding:0 72px;display:flex;position:absolute;top:18px;left:0;right:0}.mu .mu-hud-item{white-space:nowrap;font-size:1rem;font-weight:700}.mu .mu-restart{cursor:pointer;color:#fff;background:#ffffff24;border:1px solid #ffffff40;border-radius:30px;padding:7px 14px;font-family:inherit;font-size:.85rem;font-weight:700;transition:background .15s}.mu .mu-restart:hover{background:#ffffff42}.mu .mu-board{grid-template-columns:repeat(4,1fr);gap:12px;width:100%;max-width:640px;margin-top:56px;display:grid}.mu .mu-board.cols-5{grid-template-columns:repeat(5,1fr);max-width:760px}.mu .mu-tile{aspect-ratio:3/4;cursor:pointer;perspective:700px;-webkit-tap-highlight-color:transparent;background:0 0;border:0;min-height:64px;padding:0;font-family:inherit;position:relative}.mu .mu-tile-inner{transform-style:preserve-3d;border-radius:14px;transition:transform .35s cubic-bezier(.4,.2,.2,1);position:absolute;inset:0}.mu .mu-tile.flipped .mu-tile-inner,.mu .mu-tile.matched .mu-tile-inner{transform:rotateY(180deg)}.mu .mu-face{backface-visibility:hidden;box-sizing:border-box;word-break:break-word;border-radius:14px;justify-content:center;align-items:center;padding:4px;font-weight:800;line-height:1.1;display:flex;position:absolute;inset:0}.mu .mu-front{color:#fff;background:linear-gradient(150deg,#a78bfa,#7c3aed);border:2px solid #ffffff59;font-size:clamp(1.4rem,5vw,2rem)}.mu .mu-front:after{content:"?";opacity:.9}.mu .mu-back{color:#5b21b6;background:#fff;border:2px solid #fff;font-size:clamp(1rem,4.2vw,1.5rem);transform:rotateY(180deg)}.mu .mu-tile:hover:not(.matched):not(.flipped) .mu-front{filter:brightness(1.08)}.mu .mu-tile.matched{cursor:default}.mu .mu-tile.matched .mu-back{color:#166534;background:#bbf7d0;border-color:#86efac;animation:.4s cubic-bezier(.34,1.56,.64,1) muPop}.mu .mu-tile.wrong .mu-back{color:#991b1b;background:#fecaca;border-color:#fca5a5;animation:.4s ease-in-out muShake}.mu .mu-tile:disabled{cursor:default}@keyframes muPop{0%{transform:rotateY(180deg)scale(.85)}to{transform:rotateY(180deg)scale(1)}}@keyframes muShake{0%,to{transform:rotateY(180deg)translate(0)}25%{transform:rotateY(180deg)translate(-6px)}75%{transform:rotateY(180deg)translate(6px)}}.mu .mu-coach{color:#ddd6fe;min-height:1.4em;margin:18px 0 8px;font-size:1.05rem;font-weight:700}.mu .mu-stars{letter-spacing:6px;margin:.4rem 0;font-size:2rem}.mu .mu-result{margin-top:.4rem;font-size:1.25rem}.mu .mu-reward{color:#c4b5fd;min-height:1.2em;margin-top:10px;font-size:.95rem}@media (width<=560px){.mu .mu-levels{grid-template-columns:1fr}.mu h1{font-size:1.6rem}.mu .mu-hud{gap:10px;padding:0 60px}.mu .mu-board{gap:9px;margin-top:64px}}@media (width<=400px){.mu .mu-board{grid-template-columns:repeat(3,1fr)!important}.mu .mu-board.cols-5{grid-template-columns:repeat(4,1fr)!important}}