:root{--primary-color:#007bff;--primary-hover-color:#0056b3;--background-color:#f8f9fa;--card-background-color:#fff;--text-color:#343a40;--light-text-color:#6c757d;--border-color:#dee2e6;--shadow-color:rgba(0,0,0,.05);--highlight-color:#e63946}body,html{margin:0;padding:0;font-family:'Noto Sans KR',sans-serif;background-color:var(--background-color);color:var(--text-color);line-height:1.6}body{font-family:sans-serif;padding:20px}select,button,input[type="number"]{padding:8px;font-size:1em;border-radius:5px;border:1px solid #ccc}button{cursor:pointer;background-color:#76ddfe;color:#000;border-color:#76ddfe}button:hover{background-color:#5ec8e8}a{color:#1a73e8;text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{margin-top:1.5em;margin-bottom:.8em}h2{border-bottom:2px solid #eee;padding-bottom:10px}.main-container{display:flex;gap:20px}.store-container .currency-display,#stage-only-container .currency-display{display:flex;align-items:center;gap:8px;min-height:45px}#store-section{flex:3;padding:15px;border:1px solid #ddd;border-radius:8px}#stage-section{flex:7;padding:15px;border:1px solid #ddd;border-radius:8px}#store-section,#stage-section{background-color:var(--card-background-color)}@media (max-width:900px){.main-container{flex-direction:column}}.store-header{display:flex;align-items:center;gap:15px;margin-bottom:10px}.store-header h3{margin:0}.store-container{border:1px solid #ccc;padding:15px;margin-bottom:15px;border-radius:8px;background-color:#f9f9f9;display:block}#stage-list{display:flex;flex-wrap:wrap;gap:20px;margin-top:15px}.stage-container{border:1px solid #ccc;padding:10px 15px;border-radius:8px;background-color:#f9f9f9;width:calc(50% - 10px);cursor:pointer;box-sizing:border-box;transition:border-color 0.1s}.stage-container:hover{border-color:#76ddfe}.stage-container.checked{background-color:#76ddfe40;border-color:#76ddfe}.section-max-btn,.section-clear-btn{color:#fff}.section-clear-btn{background-color:#e85959;border-color:#e85959}.section-clear-btn:hover{background-color:#c82333}.store-items-list{display:flex;flex-wrap:wrap;gap:15px;padding-top:10px}.store-container .item-icon{width:calc(25% - 11.25px);margin:0;box-sizing:border-box;min-width:80px;text-align:center;transition:width 0.3s ease,min-width 0.3s ease}.store-items-list.list-narrow{gap:10px}.store-items-list.list-narrow .item-icon{width:auto;min-width:65px}.rewards-container{display:flex;flex-wrap:wrap;align-items:flex-start;margin-top:10px}.rewards-container .item-icon{width:65px;margin:5px;display:flex;flex-direction:column;align-items:center}.image-wrapper{position:relative;width:65px;height:65px;display:flex;align-items:center;justify-content:center;margin:0 auto}.rewards-container .image-wrapper{width:45px;height:45px;margin:0 auto}.image-wrapper img{max-width:100%;max-height:100%;object-fit:contain}.item-amount{position:absolute;bottom:5px;right:10px;color:#000;font-size:1em;font-weight:700;font-style:italic;text-shadow:1px 1px 2px #FFFFFF,-1px -1px 2px #FFF}.purchase-controls{display:flex;align-items:center;justify-content:center;gap:4px}.purchase-controls input{width:40px;text-align:center;padding:4px}.required-currency-section{padding:15px;border:1px solid #28a745;border-radius:8px;background-color:#f0fff4;margin-bottom:15px}.currency-display{display:flex;align-items:center;gap:8px;font-size:1.1em;font-weight:700}.farm-select-label{display:flex;align-items:center;margin-bottom:5px;font-weight:700;padding-right:5px}.store-container .currency-display{display:flex;align-items:center;gap:8px;min-height:45px}.bonus-input{width:40px}.store-container .currency-display .bonus-input-group{display:flex;align-items:center}.store-container .currency-display input[type="number"]{padding:4px;height:20px}.store-container .currency-display img{height:30px}.tab-spacer{display:inline-block;width:20px;min-width:20px;height:1px}.farm-select-label input[type="checkbox"],.first-clear-checkbox{transform:scale(1.5);margin-right:5px}.farm-select-label input[name="farm-stage"]{margin-left:0;margin-right:10px}.first-clear-label{font-size:.9em;color:#1e88e5;font-weight:700;display:flex;align-items:center;padding-left:0;border-left:none;line-height:1}.stage-result{margin-top:0;font-size:1em;font-weight:700;color:#1a73e8;width:30%;min-width:100px}.limit-text{cursor:pointer;user-select:none;white-space:nowrap}.limit-text:hover{color:#007bff}.button-group{display:flex;gap:5px;align-items:center}.stage-header{display:flex;align-items:center;margin-bottom:15px;gap:15px}.stage-header h3{white-space:nowrap;margin:0}.stage-header .action-buttons{display:flex;gap:10px}.stage-header .action-buttons button{padding:4px 10px;font-size:.85em}#calculateBtn{margin-bottom:15px;display:block;width:20%}#stageResultSummary{margin-bottom:15px;padding:10px;border:1px solid #ddd;border-radius:4px;background-color:#fcfcfc;min-height:30px;box-sizing:border-box;width:calc(50% - 10px)}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}.calculate-controls{margin-bottom:15px}#calculateBtn{color:#fff;font-weight:700;padding:10px 16px;display:inline-block;width:auto;margin-bottom:0}.action-buttons button{background-color:#6c757d;border-color:#6c757d;color:#fff;padding:8px 12px;font-size:.9em}.action-buttons button:hover{background-color:#5a6268}.stage-header{margin-bottom:0}.stage-header .action-buttons{display:none}