:root{color:#252a30;font-synthesis:none;-webkit-font-smoothing:antialiased;--line:#d3d7dc;--muted:#747b84;--accent:#3d658d;background:#d8e6d8;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#root{overscroll-behavior:none;width:100%;height:100%;margin:0;overflow:hidden}body{position:fixed;inset:0}button{font:inherit;color:inherit;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}button:disabled{opacity:.4;cursor:default}button:focus-visible{outline:3px solid var(--accent);outline-offset:3px;z-index:3}.app{max-width:940px;height:100dvh;padding:env(safe-area-inset-top) max(24px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left));-webkit-user-select:none;user-select:none;flex-direction:column;margin:auto;display:flex;overflow:hidden}.header{height:68px;color:var(--muted);flex-shrink:0;justify-content:space-between;align-items:center;font-size:13px;display:flex}.header-actions{align-items:center;gap:4px;display:flex}.icon-button{background:0 0;border:0;border-radius:4px;justify-content:center;align-items:center;width:36px;height:36px;display:inline-flex}.icon-button:hover{background:#eaedf0}.main{flex:1;grid-template-columns:minmax(0,1fr) 360px;align-items:center;gap:48px;min-height:0;padding:30px 0;display:grid}.board-section{flex-direction:column;width:100%;height:100%;min-height:0;max-height:510px;display:flex}.board-area{flex:1;justify-content:center;align-items:flex-end;width:100%;min-height:0;display:flex;container-type:size}.board{touch-action:none;background:#fff;border:2px solid #30363d;flex-shrink:0;grid-template-rows:repeat(5,1fr);grid-template-columns:repeat(5,1fr);width:min(100cqw,100cqh);height:min(100cqw,100cqh);display:grid;position:relative;container-type:inline-size}.cell{touch-action:none;background:#fff;border:1px solid #aeb5bc;border-top:0;border-left:0;border-radius:0;justify-content:center;align-items:center;min-width:0;min-height:0;padding:0;display:flex;position:relative}.cell:nth-child(5n){border-right:0}.cell:nth-child(n+21){border-bottom:0}.cell-letter{font-size:8.6cqw;font-weight:500;line-height:1}.cell-number{color:var(--muted);font-size:2.4cqw;position:absolute;top:6%;left:7%}.blocked{background:#30363d;border-color:#30363d}.eligible{background:#f1f5f9}.active-cell{background:#e4edf5}.preview{background:#d8e8f5;box-shadow:inset 0 0 0 2px #7198ba}.conflict{background:#fce5df}.conflict .cell-letter{color:#9d432e}.split-letter{font-size:5cqw}.conflict-dot{background:#ad4e37;border-radius:50%;width:5px;height:5px;position:absolute;bottom:8%;right:8%}.board-complete .cell:not(.blocked){background:#edf4ed}.board-complete .cell-letter{color:#326f9e;animation:solved-letter .5s cubic-bezier(.2, .7, .3, 1) calc(var(--finish-step) * 65ms) both}@keyframes solved-letter{0%{color:#252a30;transform:translateY(0)scale(1)}45%{color:#438bd0;transform:translateY(-2px)scale(1.12)}to{color:#326f9e;transform:translateY(0)scale(1)}}.board-controls{flex-shrink:0;justify-content:center;align-items:center;height:48px;display:flex}.rotate-hint{color:#5a6d5e;font-size:12px}kbd{color:#415646;background:#eef4ed;border:1px solid #a5b7a7;border-bottom-width:3px;border-radius:5px;justify-content:center;align-items:center;width:25px;height:26px;margin-left:6px;font-family:inherit;font-size:12px;font-weight:500;display:inline-flex}.mobile-rotate{display:none}.word-panel{min-width:0;padding-bottom:32px;container-type:inline-size}.words{--bank-tile:min(32px, calc((100cqw - 40px) / 10));grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:var(--bank-tile);touch-action:none;align-content:start;gap:12px 24px;display:grid}.word{height:var(--bank-tile);width:calc(var(--word-length) * var(--bank-tile) + (var(--word-length) - 1) * 2px);cursor:grab;touch-action:none;background:0 0;border:0;border-radius:0;min-width:0;padding:0;font-weight:500;position:relative}.word.vertical{z-index:3;pointer-events:none}.word.selected{z-index:4}.bank-tile{transform:translateX(calc(var(--letter-index) * (var(--bank-tile) + 2px)));width:var(--bank-tile);height:var(--bank-tile);font-size:calc(var(--bank-tile) * .55);background:#fff;border:1px solid #aeb5bc;flex-shrink:0;place-items:center;line-height:1;transition:transform .18s ease-out;display:grid;position:absolute;top:0;left:0}.word.vertical .bank-tile{transform:translate(calc((var(--word-length) - 1) * (var(--bank-tile) + 2px) / 2), calc((var(--letter-index) - (var(--word-length) - 1) / 2) * (var(--bank-tile) + 2px)));pointer-events:auto;box-shadow:0 2px 5px #20304020}.word:hover:not(:disabled) .bank-tile{background:#f1f5f9}.word:disabled{opacity:1;cursor:default}.word:active{cursor:grabbing}.word.placed{cursor:pointer}.word.placed .bank-tile{color:#8c949c;background:#eff1f3;border-color:#d3d7dc}.word.selected .bank-tile{color:#2d4d6a;background:#e6eef6;border-color:#7192b0}.word.holding{opacity:.4}.word.dimmed{opacity:.3}.word.floating-hidden{opacity:0}.word.floating-hidden .bank-tile{pointer-events:none}.selection-row{height:38px;color:var(--muted);justify-content:flex-end;align-items:center;font-size:11px;display:flex}.completion-status{white-space:nowrap;color:var(--muted);align-items:center;gap:5px;font-size:12px;display:flex}.completion-status strong{color:inherit;font-weight:500}.stat-divider{color:#9aa89d;padding:0 3px}.completion-check{color:#67806e;flex-shrink:0}.completion-check path{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:20;animation:.35s ease-out .15s both check-draw}@keyframes check-draw{0%{stroke-dashoffset:20px}to{stroke-dashoffset:0}}.text-button{background:0 0;border:0;justify-content:center;align-items:center;gap:5px;padding:5px 0;font-size:12px;display:inline-flex}.text-button:hover:not(:disabled){color:var(--accent)}.text-button svg{width:15px;height:15px}.storage-error{color:#9d432e;font-size:11px}.toast{bottom:max(20px, env(safe-area-inset-bottom));color:#fff;text-align:center;opacity:0;pointer-events:none;z-index:200;background:#30363d;border-radius:4px;width:max-content;max-width:90vw;padding:9px 14px;font-size:12px;position:fixed;left:50%;transform:translate(-50%)}.toast.visible{opacity:1}.drag-word{pointer-events:none;z-index:100;width:0;height:0;position:fixed}.drag-letter{left:calc(var(--drag-cell) / -2);top:calc(var(--drag-cell) / -2);width:var(--drag-cell);height:var(--drag-cell);font-size:calc(var(--drag-cell) * .43);will-change:transform;background:#fffffff5;border:1px solid #8c9baa;justify-content:center;align-items:center;font-weight:500;transition:transform .2s cubic-bezier(.2,.8,.2,1),background .15s;display:flex;position:absolute;box-shadow:0 5px 10px #25334120}.drag-letter.can-drop{background:#e5eff8;border-color:#6486a4}.modal{border:1px solid var(--line);color:#252a30;background:#fff;border-radius:6px;width:min(380px,100vw - 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40px,420px) + 40px)}.board-controls{height:40px}.desktop-rotate{display:none}.mobile-rotate{display:inline}.word-panel{flex-shrink:0;width:100%}.words{--bank-tile:min(34px, calc((100cqw - 40px) / 10));row-gap:8px}.selection-row{height:32px}}@media (width<=360px){.app{padding-left:14px;padding-right:14px;padding-bottom:max(12px, env(safe-area-inset-bottom))}.header{height:44px}.main{gap:10px}}@media (orientation:landscape) and (height<=520px){.header{height:40px}.app{padding-bottom:max(10px, env(safe-area-inset-bottom))}.main{grid-template-columns:minmax(0,1fr) 320px;gap:24px;max-width:none;padding:6px 0 0;display:grid}.board-section{height:100%;max-height:none}.board-controls{height:36px}.words{--bank-tile:min(30px, calc((100cqw - 40px) / 10));row-gap:6px}.selection-row{height:28px}.modal{width:min(440px,100vw - 32px);padding:20px 26px}.modal h2{margin:0 0 12px;font-size:18px}.instructions{font-size:11px;line-height:1.4}.instructions li{margin-bottom:6px}.primary-button{margin-top:12px;padding:9px 16px}}@media (hover:none) and (pointer:coarse){.desktop-rotate{display:none}.mobile-rotate{display:inline}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}