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ease}.btn-save:hover{background:#f5f5f5;border-color:#a0a0a0}.btn-saved{background:#4caf50;color:#fff;border-color:#4caf50}.btn-pencil{background:#fff;color:#000;border-color:#d0d0d0}.btn-pencil:hover{background:#f5f5f5;border-color:#a0a0a0}.btn-pencil-active{background:#888;color:#fff;border-color:#888}.btn-pencil-active:hover{background:#707070;border-color:#707070}.btn-pause{background:#fff;color:#000;border-color:#d0d0d0}.btn-pause:hover{background:#f5f5f5;border-color:#a0a0a0}.btn-paused{background:#ff9800;color:#fff;border-color:#ff9800}.btn-paused:hover{background:#f57c00;border-color:#f57c00}.btn-library{background:#fff;color:#000;border-color:#d0d0d0}.btn-library:hover{background:#f5f5f5;border-color:#a0a0a0}.btn-reset{background:#fff;color:#000;border-color:#d0d0d0}.btn-reset:hover{background:#f5f5f5;border-color:#a0a0a0}.btn-ai{background:#e3f2fd;color:#1976d2;border-color:#90caf9;font-weight:600}.btn-ai:hover{background:#bbdefb;border-color:#42a5f5}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.current-clue{display:flex;gap:8px;align-items:baseline;padding:7px 16px;background:#f8f8f8;border-bottom:1px solid #e0e0e0;flex-shrink:0}.current-clue-label{font-weight:700;color:#000;font-size:.875rem;white-space:nowrap;font-family:Open Sans,sans-serif}.current-clue-text{color:#333;font-size:.875rem;line-height:1.4;font-family:Open Sans,sans-serif}.app-main{display:flex;flex-direction:column;gap:12px;padding:12px 16px;background:#fff;flex:1;min-height:0;overflow:hidden}@media(min-width:900px){.app-main{flex-direction:row;align-items:flex-start;padding:12px 20px;gap:80px;overflow:hidden}.app-main>:first-child{flex-shrink:0;align-self:flex-start}.app-main>:last-child{flex:1;min-width:0;height:var(--grid-size, 600px);max-height:var(--grid-size, 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h1{font-size:1.5rem}.controls-container{padding:8px 16px;gap:10px}.action-buttons{gap:6px}.btn{padding:6px 12px;font-size:.8rem}.current-clue{padding:10px 16px}.current-clue-label,.current-clue-text{font-size:.9rem}.app-main{gap:16px;padding:12px 16px 30px;overflow:auto}}@media(max-width:640px){:root{--grid-size: min( calc(100vw - 24px) , 400px)}.app{height:auto;min-height:100vh;overflow:auto}.app-header{padding:10px 12px 8px;flex-wrap:wrap;gap:8px}.header-content{flex-direction:column;align-items:flex-start;gap:2px}.app-header h1{font-size:1.2rem}.app-header h2{font-size:.8rem}.timer{font-size:.85rem;margin-left:0}.controls-container{flex-direction:column;padding:8px 12px;gap:8px;align-items:stretch}.action-buttons{gap:5px;justify-content:center}.btn{padding:6px 10px;font-size:.75rem}.current-clue{padding:8px 12px;flex-direction:column;gap:3px;align-items:flex-start}.current-clue-label,.current-clue-text{font-size:.875rem}.app-main{gap:12px;padding:10px 12px 25px;overflow:auto}.completion-banner{font-size:1.1rem;padding:14px 28px;bottom:16px}}@media(max-width:767px){:root{--keyboard-height: 210px;--mobile-chrome: 200px;--grid-size: min( calc(100dvh - var(--mobile-chrome) - var(--keyboard-height)), calc(100vw - 24px) )}.app{height:100vh;overflow:hidden}.app-main{overflow:hidden;padding-bottom:0}.app-main>:first-child{touch-action:manipulation;user-select:none;-webkit-user-select:none}.controls-container{flex-wrap:nowrap;overflow-x:auto;padding:4px 8px}}.clue-overlay{position:fixed;inset:0;z-index:200;background:#fff;display:flex;flex-direction:column}.clue-overlay-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid #e0e0e0;flex-shrink:0}.clue-overlay-close{padding:6px 14px;background:#000;color:#fff;border:none;border-radius:4px;font-size:1rem;font-weight:600;cursor:pointer}.clue-overlay-body{flex:1;overflow-y:auto;padding:0 16px 16px}@media print{.action-buttons,.timer,.completion-banner{display:none}.app{max-width:100%}.app-header{border-bottom:2px solid #000;page-break-after:avoid}.app-main{page-break-inside:avoid}.btn{display:none}}