:root{--primary-color: #ff6b6b;--secondary-color: #4ecdc4;--accent-color: #ffbe0b;--text-color: #2d334a;--background-color: #f7f9fc;--shadow: 0 4px 6px rgba(0, 0, 0, .1);--border-radius: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:var(--background-color);color:var(--text-color);line-height:1.6}#app{max-width:800px;margin:0 auto;padding:1.5rem;text-align:center;display:flex;flex-direction:column;min-height:100vh}header{margin-bottom:1rem}.logo-container{display:flex;flex-direction:column;align-items:center;margin-bottom:.5rem}.logo-container svg{margin-bottom:.5rem;filter:drop-shadow(1px 1px 2px rgba(0,0,0,.1))}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);border:0}h1{font-size:2rem;margin-bottom:.3rem;color:var(--primary-color);text-shadow:1px 1px 2px rgba(0,0,0,.1)}header p{font-size:.9rem;color:var(--text-color);opacity:.8}.gacha-container{background-color:#fff;padding:2rem;border-radius:var(--border-radius);box-shadow:var(--shadow);margin-bottom:2rem;position:relative;overflow:hidden}#gacha-button{background-color:var(--primary-color);color:#fff;border:none;padding:.8rem 1.5rem;font-size:1.2rem;border-radius:50px;cursor:pointer;transition:all .3s ease;box-shadow:var(--shadow);font-weight:700}#gacha-button:hover{background-color:#ff8c8c;transform:translateY(-2px);box-shadow:0 6px 8px #00000026}#gacha-button:active{transform:translateY(1px);box-shadow:0 2px 4px #0000001a}.result-area{margin-top:2rem;padding-top:1rem;border-top:1px dashed var(--secondary-color);height:250px;display:flex;justify-content:center;align-items:center}#result-emoji{font-size:6rem;min-height:200px;display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:.5rem;width:100%}.empty-result:before{content:"結果がここに表示されます";font-size:1.2rem;color:#ccc;display:flex;align-items:center;justify-content:center;width:100%;height:100%}.emoji-item{display:inline-block}.hidden{display:none!important}.emoji-slots-container{margin-bottom:1.5rem}.emoji-slots{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:1rem;margin-bottom:.5rem}.emoji-slot{width:70px;height:70px;border:3px dashed var(--primary-color);border-radius:var(--border-radius);display:flex;justify-content:center;align-items:center;position:relative;background-color:#ffffffb3;transition:all .2s ease;cursor:pointer}.emoji-slot:hover{background-color:#ffffffe6}.emoji-slot-inner{font-size:2rem;color:#aaa}.emoji-slot-inner.count{font-size:1.2rem;color:var(--secondary-color)}.count-container{position:relative;display:inline-block;width:100%;height:100%}.count-number{position:relative;z-index:2;font-weight:700;color:var(--secondary-color);font-size:1.2rem}.emoji-slot-inner .question-mark{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#aaaaaa4d;font-size:2.2rem;font-weight:400;z-index:1}.emoji-slot .remove-slot{position:absolute;top:-8px;right:-8px;width:22px;height:22px;border-radius:50%;background-color:var(--primary-color);color:#fff;display:flex;justify-content:center;align-items:center;font-size:14px;cursor:pointer;box-shadow:var(--shadow);transition:all .2s ease;z-index:2}.emoji-slot .remove-slot:hover{background-color:#ff4040;transform:scale(1.1)}.add-slot-button{width:70px;height:70px;border:3px dashed var(--secondary-color);border-radius:var(--border-radius);background-color:#ffffffb3;display:flex;justify-content:center;align-items:center;cursor:pointer;transition:all .2s ease;font-size:2.5rem;color:var(--secondary-color)}.add-slot-button:hover{background-color:#ffffffe6;transform:scale(1.05)}.emoji-slots-desc{font-size:.9rem;color:var(--text-color);opacity:.7;margin-bottom:1rem}@media (max-width: 600px){#app{padding:1rem}h1{font-size:1.8rem}.logo-container svg{width:42px;height:42px}#result-emoji{font-size:4.5rem;min-height:160px}.result-area{height:200px}.emoji-count-selector{flex-direction:column;gap:.25rem}.emoji-slots{gap:.7rem}.emoji-slot,.add-slot-button{width:60px;height:60px}}footer{margin-top:auto;padding-top:2rem;opacity:.7;font-size:.9rem}.emoji-selector{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000}.emoji-selector-content{background-color:#fff;border-radius:var(--border-radius);max-width:90%;width:600px;max-height:80vh;overflow-y:auto;box-shadow:0 5px 15px #0000004d}.emoji-selector-header{display:flex;justify-content:space-between;align-items:center;padding:1rem;border-bottom:1px solid #eee}.emoji-selector-header h3{margin:0;color:var(--text-color)}.emoji-selector-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:#aaa}.emoji-selector-close:hover{color:var(--primary-color)}.emoji-selector-categories{padding:1rem}.category-group{margin-bottom:1rem}.category-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;padding:.5rem;background-color:#f5f5f5;border-radius:4px}.category-title-area{display:flex;align-items:center;gap:8px}.category-title-area label{margin:0;font-weight:700;color:var(--text-color)}.emoji-count{font-size:.8em;color:#666;background-color:#f1f1f1;padding:2px 6px;border-radius:10px;min-width:40px;text-align:center;transition:background-color .3s ease}.emoji-count:not([data-selected="0"]){background-color:#e1f5fe;color:#0277bd;font-weight:700}.category-controls{display:flex;gap:.5rem}.category-checkbox{margin-right:.5rem}.select-all-in-category,.deselect-all-in-category,.toggle-category-visibility{background:none;border:none;cursor:pointer;font-size:.8rem;color:var(--secondary-color);padding:.2rem .4rem;border-radius:4px;transition:all .2s ease}.select-all-in-category:hover,.deselect-all-in-category:hover,.toggle-category-visibility:hover{background-color:#e5e5e5}.select-all-in-category{color:#4caf50}.deselect-all-in-category{color:#f44336}.emoji-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:.5rem;margin-bottom:1rem;overflow-y:auto;transition:all .3s ease;padding:.5rem;height:auto}.emoji-grid.collapsed{max-height:0;overflow:hidden;padding:0;margin:0;height:0}.emoji-item-selectable{font-size:1.5rem;display:flex;justify-content:center;align-items:center;cursor:pointer;transition:transform .2s ease;position:relative;padding:.25rem}.emoji-item-selectable:hover{transform:scale(1.2);background-color:#f5f5f5;border-radius:4px}.emoji-item-selectable.selected:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background-color:var(--primary-color);border-radius:1.5px}.emoji-slot[data-customized=true] .emoji-slot-inner{color:var(--secondary-color);font-weight:700}.emoji-selector-controls{display:flex;justify-content:center;gap:1rem;padding:.5rem 1rem;border-bottom:1px solid #eee;background-color:#f9f9f9}.control-button{background-color:var(--secondary-color);color:#fff;border:none;padding:.4rem .8rem;border-radius:4px;cursor:pointer;font-size:.8rem;transition:all .2s ease}.control-button:hover{background-color:#3dbdb5}.share-buttons{margin-top:1rem;opacity:0;transition:opacity .3s ease;transform:translateY(10px)}.share-buttons.visible{opacity:1;transform:translateY(0)}.share-text{font-size:.9rem;color:var(--text-color);opacity:.8;margin-bottom:.5rem}.share-buttons-container{display:flex;justify-content:center;gap:.8rem;flex-wrap:wrap}.share-button{display:flex;align-items:center;padding:.5rem 1rem;border:none;border-radius:25px;background-color:#fff;box-shadow:var(--shadow);cursor:pointer;transition:all .2s ease;color:var(--text-color)}.share-button svg{width:20px;height:20px;margin-right:.5rem;fill:currentColor}.share-icon{padding:.5rem;width:36px;height:36px;display:flex;align-items:center;justify-content:center}.share-icon svg{width:24px;height:24px;display:block}.twitter-share{background-color:#1da1f2;color:#fff}.twitter-share svg{fill:currentColor;display:block;margin:0 auto}.copy-button{background-color:#6c757d;color:#fff;position:relative}.copy-button:after{content:"コピーしました！";position:absolute;bottom:-30px;left:50%;transform:translate(-50%);background:#000000b3;color:#fff;padding:5px 10px;border-radius:3px;font-size:.8rem;opacity:0;pointer-events:none;transition:opacity .3s}.copy-button svg{width:16px;height:16px}.copy-button span{font-size:.9rem;white-space:nowrap}.share-button:hover{transform:translateY(-2px);box-shadow:0 6px 10px #0000001a}.share-button:active{transform:translateY(0);box-shadow:0 2px 5px #0000001a}.preset-buttons{margin-top:1rem;opacity:0;transition:opacity .3s ease;transform:translateY(10px);margin-bottom:3rem}.preset-buttons.visible{opacity:1;transform:translateY(0)}.preset-text{font-size:.9rem;color:var(--text-color);opacity:.8;margin-bottom:.5rem}.preset-buttons-container{display:flex;justify-content:center;gap:.8rem;flex-wrap:wrap}.preset-button{display:flex;flex-direction:column;align-items:center;padding:.7rem 1rem;border:none;border-radius:12px;background-color:#fff;box-shadow:var(--shadow);cursor:pointer;transition:all .2s ease;color:var(--text-color)}.preset-emoji{font-size:1.5rem;margin-bottom:.3rem}.preset-name{font-size:.8rem;font-weight:700}.preset-button:hover{transform:translateY(-2px);box-shadow:0 6px 10px #0000001a;background-color:#f8f9fa}.preset-button:active{transform:translateY(0);box-shadow:0 2px 5px #0000001a}.copy-success{position:fixed;bottom:20px;left:50%;transform:translate(-50%) translateY(20px);background-color:#000c;color:#fff;padding:.8rem 1.5rem;border-radius:50px;font-size:.9rem;opacity:0;transition:all .3s ease;z-index:1000}.copy-success.visible{opacity:1;transform:translate(-50%) translateY(0)}.instructions-section{background-color:#fff;padding:1.5rem;border-radius:var(--border-radius);box-shadow:var(--shadow);margin-top:1rem;margin-bottom:2rem;text-align:left}.instructions-title{font-size:1.2rem;color:var(--primary-color);margin-bottom:1rem;text-align:center;position:relative;padding-bottom:.5rem}.instructions-title:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:50px;height:3px;background-color:var(--accent-color);border-radius:3px}.instructions-content{display:flex;flex-direction:column;gap:1.5rem}.instruction-item{display:flex;gap:1rem;align-items:flex-start}.instruction-icon{font-size:2rem;background-color:var(--background-color);width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.instruction-text h3{font-size:1rem;color:var(--text-color);margin-bottom:.5rem}.instruction-text p{font-size:.9rem;color:var(--text-color);opacity:.8;margin-bottom:.4rem}@media (max-width: 600px){.instruction-item{flex-direction:column;align-items:center;text-align:center}.instruction-icon{margin-bottom:.5rem}}.admax-container{margin:2rem auto;padding:1rem 0;max-width:100%;display:flex;justify-content:center;align-items:center}.admax-ad{width:100%;display:flex;justify-content:center;align-items:center;min-height:90px}.admax-pc{display:none}@media (min-width: 768px){.admax-pc{display:flex}.admax-sp{display:none}}@media (max-width: 767px){.admax-pc{display:none}.admax-sp{display:flex}.admax-container{margin:1.5rem auto;padding:.5rem 0}}