.stats-grid{display:grid;grid-template-columns:repeat(4, 1fr);gap:20px;margin-bottom:30px}.stat-card{background:white;border-radius:20px;padding:20px;display:flex;align-items:center;gap:16px;border:1px solid var(--gray-200);transition:all 0.3s}.stat-card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,0.1)}.stat-icon{width:50px;height:50px;background:linear-gradient(135deg, #e0e7ff, #f0f4ff);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--primary-color)}.stat-value{font-size:1.6rem;font-weight:700;color:var(--gray-800)}.stat-label{font-size:0.75rem;color:var(--gray-500)}.input-section{margin-bottom:24px}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:12px}.section-header h3{font-size:1rem;display:flex;align-items:center;gap:8px}.input-actions{display:flex;gap:8px;flex-wrap:wrap}.input-textarea{width:100%;min-height:180px;padding:16px;font-family:monospace;font-size:1rem;border:1px solid var(--gray-300);border-radius:16px;resize:vertical;background:#1a1a2e;color:#e0e0e0;line-height:1.8}.input-textarea:focus{outline:none;border-color:var(--primary-color)}.detect-btn{padding:6px 20px}.result-section{background:white;border-radius:20px;border:1px solid var(--gray-200);overflow:hidden;margin-bottom:32px;animation:fadeIn 0.3s ease}.emoji-grid-section,.category-section,.detail-section,.preview-section{padding:20px;border-bottom:1px solid var(--gray-200)}.emoji-grid-section h3,.category-section h3,.detail-section h3,.preview-section h3{font-size:0.9rem;margin-bottom:16px;color:var(--gray-700);display:flex;align-items:center;gap:8px}.emoji-grid{display:flex;flex-wrap:wrap;gap:16px;background:var(--gray-50);border-radius:16px;padding:20px;min-height:120px}.emoji-card{display:flex;flex-direction:column;align-items:center;padding:12px;background:white;border-radius:16px;cursor:pointer;transition:all 0.2s;border:1px solid var(--gray-200);min-width:80px}.emoji-card:hover{transform:scale(1.05);box-shadow:0 4px 12px rgba(0,0,0,0.1)}.emoji-card .emoji-char{font-size:2.5rem}.emoji-card .emoji-name{font-size:0.7rem;color:var(--gray-500);margin-top:8px;text-align:center}.category-stats{display:flex;flex-wrap:wrap;gap:12px}.category-stat{background:var(--gray-50);border-radius:40px;padding:8px 20px;display:flex;align-items:center;gap:8px;font-size:0.85rem}.category-stat .count{background:var(--primary-color);color:white;padding:2px 8px;border-radius:20px;font-size:0.7rem}.table-wrapper{overflow-x:auto}.detail-table{width:100%;border-collapse:collapse;font-size:0.85rem}.detail-table th,.detail-table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--gray-200)}.detail-table th{background:var(--gray-50);font-weight:600}.detail-table td{font-family:monospace}.copy-emoji-btn{background:var(--gray-100);border:none;padding:4px 10px;border-radius:6px;cursor:pointer;font-size:0.7rem}.emoji-preview{display:flex;flex-wrap:wrap;gap:16px;background:var(--gray-50);border-radius:16px;padding:20px;font-size:2rem;min-height:100px}.knowledge-section{margin-top:20px}.category-guide{display:flex;flex-wrap:wrap;gap:12px;margin:16px 0}.guide-item{padding:6px 16px;border-radius:30px;font-size:0.8rem;display:flex;align-items:center;gap:6px}.guide-item.smileys{background:#fef3c7;color:#92400e}.guide-item.people{background:#e0e7ff;color:#3730a3}.guide-item.animals{background:#d1fae5;color:#065f46}.guide-item.food{background:#fed7aa;color:#9a3412}.guide-item.travel{background:#cffafe;color:#155e75}.guide-item.activities{background:#e9d5ff;color:#6b21a5}.guide-item.objects{background:#fce7f3;color:#9d174d}.guide-item.flags{background:#dbeafe;color:#1e40af}.guide-item.symbols{background:#fef08a;color:#854d0e}.info-card{background:#e0e7ff;border-radius:16px;padding:16px 20px;display:flex;gap:16px;margin-top:20px}.info-card i{font-size:28px;color:var(--primary-color)}.info-card .info-content strong{display:block;margin-bottom:6px}.info-card .info-content p{font-size:0.8rem;color:var(--gray-600);line-height:1.5}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width:900px){.stats-grid{grid-template-columns:repeat(2, 1fr)}}@media (max-width:600px){.stats-grid{grid-template-columns:1fr}.section-header{flex-direction:column;align-items:flex-start}}