:root{color:#f4f0ff;--bg-1:#1a1240;--bg-2:#2b1766;--bg-3:#0f1b4d;--glass:#ffffff14;--glass-hi:#ffffff24;--glass-line:#ffffff29;--muted:#f4f0ffa6;--hot:linear-gradient(135deg, #ff4d6d 0%, #fb5607 55%, #ffbe0b 100%);--cool:linear-gradient(90deg, #00d4c8, #3a86ff, #c77dff);-webkit-tap-highlight-color:transparent;font-family:ui-rounded,SF Pro Rounded,Nunito,system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{overscroll-behavior:none;min-height:100%;margin:0}body{background:radial-gradient(circle at 1px 1px, #ffffff12 1px, transparent 1.5px) 0 0 / 26px 26px, radial-gradient(1200px 700px at 12% -10%, #ff4d6d47, transparent 60%), radial-gradient(900px 700px at 110% 20%, #3a86ff4d, transparent 60%), radial-gradient(900px 600px at 50% 120%, #c77dff4d, transparent 60%), linear-gradient(160deg, var(--bg-1), var(--bg-2) 55%, var(--bg-3));background-attachment:fixed}.app{max-width:1280px;padding:14px 18px 18px;padding-left:max(18px, env(safe-area-inset-left));padding-right:max(18px, env(safe-area-inset-right));flex-direction:column;gap:12px;margin:0 auto;display:flex}.app.playing{height:100dvh;padding-bottom:max(12px, env(safe-area-inset-bottom))}.app.playing main{flex-direction:column;flex:1;gap:10px;min-height:0;display:flex}header{justify-content:space-between;align-items:center;gap:12px;display:flex}.brand{align-items:center;gap:10px;display:flex}.logo{filter:drop-shadow(0 4px 10px #ff4d6d59);width:38px;height:38px;transition:transform .4s cubic-bezier(.3,1.6,.5,1)}.brand:hover .logo{transform:rotate(45deg)}h1{letter-spacing:.02em;background:var(--hot);color:#0000;-webkit-background-clip:text;background-clip:text;margin:0;font-size:1.6rem;font-weight:900}nav{background:var(--glass);border:1px solid var(--glass-line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:999px;gap:4px;padding:4px;display:flex}nav button{min-height:36px;color:var(--muted);white-space:nowrap;background:0 0;border:0;border-radius:999px;padding:6px 16px;font-weight:700}nav button.active{color:var(--bg-2);background:#fff;box-shadow:0 4px 14px #00000040}button{font:inherit;cursor:pointer;color:inherit;border:1px solid var(--glass-line);background:var(--glass);touch-action:manipulation;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:14px;min-height:42px;padding:6px 14px;font-weight:600;transition:background .15s,transform .1s,box-shadow .15s,opacity .15s}button:hover:not(:disabled){background:var(--glass-hi)}button:active:not(:disabled){transform:scale(.96)}button:disabled{opacity:.35;cursor:default}button.primary{background:var(--hot);color:#fff;border-color:#0000;box-shadow:0 6px 18px #fb560759}button.primary:hover:not(:disabled){background:var(--hot);box-shadow:0 8px 24px #fb560780}.icon-btn{border-radius:50%;width:42px;padding:0;font-size:1.2rem}.toolbar{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;display:flex}.toolbar span[aria-hidden]{margin-right:2px;font-size:1.1em}.toolbar .spacer{width:12px}.stage{flex:1;min-height:0;position:relative}.board{touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;width:100%;height:100%;display:block;position:absolute;inset:0;overflow:visible}.guide{fill:#ffffff1a;stroke:#ffffff59;stroke-width:.03px;stroke-dasharray:.12 .08;stroke-linejoin:round}.guide.solved{fill:none;stroke:none}.piece{stroke:#ffffff59;stroke-width:.025px;stroke-linejoin:round;cursor:grab;filter:drop-shadow(0 .06px .1px #0a002873);transition:transform .18s cubic-bezier(.3,1.3,.5,1),filter .15s}.board.is-dragging .piece{cursor:grabbing;transition:filter .15s}.board.is-twisting .piece.lifted{transition:transform .12s ease-out}.twist-zone{fill:#ffffff08;stroke:#ffffff2e;stroke-width:.03px;stroke-dasharray:.15 .12;pointer-events:none;transition:stroke .15s,fill .15s}.twist-zone.active{fill:#ffffff0f;stroke:#ffffff80}.joint{stroke:#ffffffbf;stroke-width:.035px;stroke-linecap:round;filter:drop-shadow(0 0 .06px #ffffffe6);pointer-events:none}.joint-hit{stroke:#0000;stroke-linecap:round;cursor:move}.joints.hidden{display:none}.piece.group-hover{filter:brightness(1.12)drop-shadow(0 0 .1px #fff9)}.piece.in-group{filter:brightness(1.06)}.group-outline{fill:none;stroke:#fff;stroke-width:.05px;stroke-linejoin:round;filter:drop-shadow(0 0 .15px #fff9);pointer-events:none}.piece.locked{filter:drop-shadow(0 0 .12px #ffd678bf)}.piece.selected{stroke:#fff;stroke-width:.06px;filter:drop-shadow(0 0 .18px #ffffff8c)}.piece.lifted{filter:drop-shadow(0 .2px .25px #0a00288c)brightness(1.08)}.board.is-dragging .piece.selected,.board.is-dragging .piece.lifted{stroke:#ffffff59;stroke-width:.025px}.piece-actions{transition:opacity .15s}.piece-actions.moving{opacity:.35;pointer-events:none}.piece.solved{stroke-width:.02px;transition:transform .55s cubic-bezier(.25,1,.35,1);animation:1.6s ease-in-out infinite alternate glow}@keyframes glow{0%{filter:drop-shadow(0 0 .05px #ffd67840)}to{filter:drop-shadow(0 0 .25px #ffd678cc)}}.piece-actions .action{cursor:pointer;transform-box:fill-box;transform-origin:50%;opacity:.6;transition:opacity .15s;animation:.18s cubic-bezier(.3,1.6,.5,1) pop-in}.piece-actions .action:hover,.piece-actions .action:active{opacity:1}.piece-actions circle{fill:#fff;filter:drop-shadow(0 .04px .08px #0a002880)}.piece-actions .action:hover circle{fill:#ffe9a8}.piece-actions text{fill:var(--bg-2);text-anchor:middle;pointer-events:none;font-weight:800}@keyframes pop-in{0%{opacity:0;transform:scale(.4)}}.snap-flash{fill:none;stroke:#fff;stroke-width:.06px;pointer-events:none;animation:.45s ease-out forwards flash}@keyframes flash{0%{opacity:1;r:.05}to{opacity:0;r:.55}}.play-header{align-items:center;gap:10px;display:flex}.play-header h2{white-space:nowrap;text-overflow:ellipsis;flex:1;margin:0;font-size:1.3rem;font-weight:800;overflow:hidden}.pill{background:var(--glass);border:1px solid var(--glass-line);font-variant-numeric:tabular-nums;border-radius:999px;align-items:center;gap:8px;padding:6px 12px;font-size:.9rem;font-weight:700;display:inline-flex}.meter{background:#ffffff26;border-radius:999px;width:64px;height:6px;display:inline-block;overflow:hidden}.meter>span{border-radius:inherit;background:var(--cool);height:100%;transition:width .4s ease-out;display:block}.tip{border:1px solid var(--glass-line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:2;background:#1a1240d9;border-radius:16px;align-items:center;gap:8px;width:min(440px,100% - 16px);padding:10px 8px 10px 14px;font-size:.85rem;line-height:1.35;animation:.3s ease-out tip-in;display:flex;position:absolute;top:6px;left:50%;transform:translate(-50%);box-shadow:0 10px 30px #00000059}@keyframes tip-in{0%{opacity:0;transform:translate(-50%,-8px)}}.tip strong{color:#fff}.tip-close{border-radius:50%;flex:none;width:32px;min-height:32px;padding:0}.success{pointer-events:none;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.success-card{pointer-events:auto;text-align:center;border:1px solid var(--glass-line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#1a1240b8;border-radius:24px;padding:22px 28px;animation:.4s cubic-bezier(.3,1.6,.5,1) .25s backwards pop-in;box-shadow:0 20px 60px #0006}.success-card h3{background:var(--hot);color:#0000;-webkit-background-clip:text;background-clip:text;margin:0;font-size:2.4rem;font-weight:900}.success-card p{color:var(--muted);margin:6px 0 16px}.success-card p strong{color:#fff}.success-card div{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.confetti{pointer-events:none;position:absolute;inset:0;overflow:hidden}.confetti span{animation-name:fall;animation-timing-function:cubic-bezier(.25,.4,.5,1);animation-fill-mode:forwards;position:absolute;top:-24px}@keyframes fall{to{transform:translate(var(--drift), 110vh) rotate(var(--spin));opacity:.2}}.picker-hero{justify-content:space-between;align-items:flex-end;gap:16px;margin:8px 0 18px;display:flex}.picker-hero h2{margin:0;font-size:2rem;font-weight:900}.picker-hero p{color:var(--muted);margin:4px 0 0}.progress{flex-direction:column;align-items:flex-end;gap:6px;display:flex}.progress-count{font-variant-numeric:tabular-nums;font-size:1.6rem;font-weight:900}.progress-count small{color:var(--muted);font-size:.9rem}.progress .meter{width:160px;height:8px}.picker-section h3{letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:22px 0 10px;font-size:.8rem;font-weight:800}.picker-grid{grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:12px;display:grid}.card{border:1px solid var(--glass-line);background:var(--glass);border-radius:20px;flex-direction:column;align-items:center;gap:8px;padding:14px 10px 12px;display:flex;position:relative;overflow:hidden}.card:before{content:"";background:radial-gradient(closest-side, var(--accent), transparent);opacity:.25;pointer-events:none;height:90%;transition:opacity .2s;position:absolute;inset:auto -20% -60%}.card svg{width:84px;height:84px;transition:transform .25s cubic-bezier(.3,1.6,.5,1);position:relative}.card svg path{fill:#fff}.card.done svg path{fill:var(--accent)}@media (hover:hover){.card:hover{border-color:var(--accent);box-shadow:0 10px 30px -10px var(--accent);transform:translateY(-3px)}.card:hover:before{opacity:.5}.card:hover svg{transform:scale(1.08)rotate(-4deg)}}.card-name{font-size:.85rem;font-weight:700;position:relative}.card-badge{color:var(--accent);font-size:.7rem;font-weight:800;position:absolute;top:8px;right:10px}.designs{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px 14px;display:flex}.designs form{gap:6px;display:flex}.designs input{font:inherit;color:inherit;border:1px solid var(--glass-line);background:var(--glass);border-radius:14px;width:200px;min-width:0;padding:8px 14px;font-size:16px}.designs input::placeholder{color:var(--muted)}.designs input:focus{outline-offset:1px;outline:2px solid #3a86ff}.designs ul{flex-wrap:wrap;gap:6px;max-height:96px;margin:0;padding:0;list-style:none;display:flex;overflow-y:auto}.designs li{display:flex}.chip{border-right:0;border-radius:999px 0 0 999px;min-height:34px;padding:4px 12px}.chip-x{color:#ff8fa3;border-radius:0 999px 999px 0;min-height:34px;padding:4px 10px}footer{color:var(--muted);text-align:center;font-size:.8rem}kbd{border:1px solid var(--glass-line);background:var(--glass);border-radius:6px;padding:0 5px;font-family:inherit}@media (width<=600px){.app{gap:10px;padding-top:10px}h1{font-size:1.3rem}.logo{width:30px;height:30px}nav button{padding:4px 12px}.play-header h2{font-size:1.1rem}.meter{width:40px}.toolbar{flex-wrap:nowrap;gap:6px}.toolbar button{border-radius:16px;flex:1;min-height:52px;padding:4px 6px;font-size:.8rem}.toolbar button span[aria-hidden]{margin:0;font-size:1.25rem;line-height:1.1;display:block}.toolbar .spacer,.app.playing footer{display:none}.picker-hero h2{font-size:1.5rem}.progress .meter{width:100px}.picker-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px}.card svg{width:64px;height:64px}.card-name{font-size:.75rem}}@media (height<=520px) and (orientation:landscape){.app{gap:6px;padding-top:6px}h1{font-size:1.1rem}.logo{width:26px;height:26px}nav button{min-height:30px;padding:2px 12px}.app.playing footer{display:none}.app.playing main{grid-template-rows:auto 1fr auto;grid-template-columns:1fr auto;gap:6px 10px;display:grid}.app.playing .play-header{grid-column:1/-1}.app.playing .stage{grid-area:2/1/4}.app.playing .toolbar{flex-flow:column;grid-area:2/2;justify-content:flex-start;align-items:stretch}.app.playing .toolbar button{min-height:38px}.app.playing .toolbar .spacer{display:none}.app.playing .designs{grid-area:3/2;max-width:160px}.app.playing .designs form{flex-direction:column}.app.playing .designs input{width:100%}}@media (prefers-reduced-motion:reduce){*,:before{transition-duration:.01ms!important;animation-duration:.01ms!important}}@media (width<=420px){.pill .meter{display:none}.pill{gap:4px;padding:5px 10px}}@media (width<=360px){h1{display:none}}