.tool-header{background-color:var(--primary-color);color:white;padding:2rem 0;margin-bottom:2rem;border-radius:8px;text-align:center}.tool-header h1{font-size:2rem;margin-bottom:0.5rem}.tool-header p{font-size:1.05rem;opacity:0.95}.tool-content{background:white;border-radius:8px;padding:2rem;box-shadow:var(--shadow)}.input-section,.output-section{margin-bottom:2rem}.input-section label,.output-section label{display:block;font-weight:500;margin-bottom:0.5rem;color:var(--text-color)}.large-textarea{width:100%;min-height:150px;padding:1rem;border:1px solid var(--border-color);border-radius:4px;font-family:'Courier New',monospace;font-size:0.95rem;resize:both;transition:var(--transition);overflow:auto}.large-textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(76,175,80,0.1)}.large-textarea:disabled{background-color:#f5f5f5;cursor:not-allowed}.text-stats{display:flex;gap:2rem;margin-top:0.5rem;padding:0.5rem 0;font-size:0.9rem;color:var(--text-light);flex-wrap:wrap}.text-stats span{display:flex;gap:0.5rem}.output-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:0.5rem}.output-header label{margin-bottom:0}.operations{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem;padding:1.5rem;background-color:#f9f9f9;border-radius:8px}.operation-group h3{margin-bottom:1rem;font-size:1rem;color:var(--text-color)}.operation-group{display:flex;flex-direction:column;gap:0.75rem}.operation-group .btn{width:100%;padding:0.6rem;font-size:0.9rem}.quick-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.quick-actions .btn{flex:1;min-width:100px}@media (max-width:768px){.tool-header{padding:1.5rem 0;margin-bottom:1.5rem}.tool-header h1{font-size:1.5rem}.tool-header p{font-size:0.95rem}.tool-content{padding:1rem}.operations{grid-template-columns:1fr;gap:1rem;margin-bottom:1.5rem;padding:1rem}.large-textarea{min-height:120px}.text-stats{gap:1rem}.output-header{flex-direction:column;align-items:flex-start;gap:0.5rem}.output-header .btn{width:100%}.quick-actions .btn{flex:1;min-width:80px}}@media (max-width:480px){.tool-header h1{font-size:1.25rem}.tool-header p{font-size:0.9rem}.tool-content{padding:0.75rem}.operations{grid-template-columns:1fr;gap:0.75rem;margin-bottom:1rem;padding:0.75rem}.operation-group{gap:0.5rem}.operation-group h3{margin-bottom:0.5rem;font-size:0.9rem}.operation-group .btn{padding:0.5rem;font-size:0.8rem}.large-textarea{min-height:100px;font-size:0.9rem}.text-stats{gap:0.75rem;font-size:0.8rem}.text-stats span{gap:0.25rem}.quick-actions{gap:0.5rem}.quick-actions .btn{min-width:70px;padding:0.5rem;font-size:0.8rem}}