.coloring-studio{margin-top:52px;padding:28px;background:linear-gradient(145deg,#fff,#f2f7ff);border:1px solid var(--line);border-radius:26px}.studio-heading{display:flex;justify-content:space-between;gap:24px;align-items:end}.studio-heading h2{margin:10px 0 0}.studio-heading p{margin:4px 0;color:#64708e}.studio-pickers{display:flex;gap:10px;flex-wrap:wrap}.page-picker{display:grid;gap:6px;font-weight:800;min-width:190px}.page-picker select{font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink)}.studio-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px;margin-top:24px;align-items:start}.canvas-shell{position:relative;display:grid;place-items:center;background:#dfe8f5;border-radius:20px;padding:14px;min-height:500px;overflow:auto}.canvas-shell canvas{display:block;width:min(100%,650px);height:auto;background:#fff;box-shadow:0 8px 28px rgba(24,54,93,.16);touch-action:none;cursor:crosshair}.canvas-loading{position:absolute;inset:0;display:grid;place-items:center;background:rgba(255,255,255,.82);font-weight:800}.canvas-loading[hidden]{display:none}.studio-tools{position:sticky;top:98px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}.studio-tools h3{margin:0 0 12px}.palette{display:grid;grid-template-columns:repeat(5,1fr);gap:9px}.color-swatch{width:42px;height:42px;border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 1px #b8c6da;cursor:pointer}.color-swatch.active{box-shadow:0 0 0 3px var(--ink)}.tool-row,.studio-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}.tool,.studio-actions button{font:inherit;font-weight:800;border:1px solid var(--line);background:#fff;color:var(--ink);padding:9px;border-radius:10px;cursor:pointer}.tool.active{background:var(--ink);color:#fff}.brush-size{display:grid;gap:7px;margin-top:16px;font-weight:800}.studio-actions button:last-child{background:var(--green);color:#fff}.print-note{font-size:13px;color:#6f7891;margin-bottom:0}@media(max-width:850px){.studio-heading{align-items:stretch;flex-direction:column}.studio-layout{grid-template-columns:1fr}.studio-tools{position:static}.canvas-shell{min-height:320px}}@media print{body>*:not(main),main>*:not(#coloring-studio){display:none!important}.coloring-studio{border:0;padding:0}.studio-heading,.studio-tools{display:none}.canvas-shell{padding:0;background:#fff}.canvas-shell canvas{width:100%;box-shadow:none}}
.voice-tools{margin-top:18px;padding:14px;border:1px solid #cbd9ee;border-radius:15px;background:#f6f9ff}.voice-tools h3{margin:0 0 3px}.voice-tools>p{margin:0 0 10px;color:#63708c;font-size:14px}.voice-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px}.voice-actions button{font:inherit;font-size:13px;font-weight:800;border:1px solid #bdcce2;background:#fff;color:var(--ink);padding:8px 5px;border-radius:9px;cursor:pointer}.voice-actions button:nth-child(3){background:var(--blue);color:#fff}.voice-rate{display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px;margin-top:10px;font-size:13px;font-weight:800}.voice-rate select{font:inherit;padding:5px;border:1px solid var(--line);border-radius:8px}.voice-note{margin-top:9px!important;font-size:12px!important}.voice-speaking{animation:voicePulse 1s infinite alternate}@keyframes voicePulse{to{box-shadow:0 0 0 4px rgba(71,121,223,.18)}}
.puzzle-studio{margin-top:34px;padding-top:28px;border-top:2px solid var(--line)}.puzzle-head{display:flex;justify-content:space-between;align-items:end;gap:20px}.puzzle-head h2{margin:8px 0 0}.puzzle-head p{margin:3px 0;color:#64708e}.puzzle-controls{display:flex;align-items:end;gap:9px;flex-wrap:wrap}.puzzle-controls label{display:grid;gap:5px;font-weight:800}.puzzle-controls select,.puzzle-controls button{font:inherit;font-weight:800;padding:10px 13px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink)}.puzzle-controls button{cursor:pointer}.puzzle-controls #startPuzzle{background:var(--green);color:#fff}.puzzle-board{position:relative;margin:20px auto 0;max-width:650px;padding:14px;background:#dfe8f5;border-radius:20px}.puzzle-board canvas{display:block;width:100%;height:auto;background:#fff;box-shadow:0 8px 28px rgba(24,54,93,.16);touch-action:none;cursor:grab}.puzzle-message{text-align:center;margin-top:10px;padding:8px;border-radius:10px;background:#fff;font-weight:800}.puzzle-message.complete{background:#dcfce7;color:#166534}@media(max-width:850px){.puzzle-head{align-items:stretch;flex-direction:column}}
.puzzle-stats{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:18px}.puzzle-stats span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 13px}.puzzle-progress{height:10px;max-width:650px;margin:12px auto 0;background:#dfe8f5;border-radius:999px;overflow:hidden}.puzzle-progress i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--blue),#22c55e);transition:width .25s}