.tool-container{font-family:'Inter',system-ui,-apple-system,sans-serif;max-width:1100px;margin:20px auto;border:3px solid #111;border-radius:12px;box-shadow:6px 6px 0 #111;padding:30px;background:#fff;color:#111;box-sizing:border-box}h2.tool-title{font-family:'Montserrat',sans-serif;font-size:2rem;text-align:center;text-transform:uppercase;margin-top:0;margin-bottom:25px;font-weight:900}.main-layout{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-bottom:25px}.input-box{display:flex;flex-direction:column}.input-box label{display:block;font-weight:800;margin-bottom:10px;font-size:1.05rem}.input-box textarea{width:100%;height:350px;padding:20px;font-size:1.1rem;font-family:'Inter',sans-serif;border:3px solid #111;border-radius:8px;outline:none;box-sizing:border-box;background-color:#f9f9f9;box-shadow:4px 4px 0 #111;transition:box-shadow 0.2s,background-color 0.2s;resize:vertical;line-height:1.6}.input-box textarea:focus{background-color:#fff;box-shadow:6px 6px 0 #111}#tfOutput{background-color:#e2f0cb;font-weight:500}.options-panel{background-color:#f4f4f4;padding:25px;border:3px solid #111;border-radius:8px;margin-bottom:25px;display:grid;grid-template-columns:1fr 1fr;gap:30px}.option-title{margin:0 0 15px 0;font-family:'Montserrat',sans-serif;font-size:1.1rem;border-bottom:2px dashed #ccc;padding-bottom:8px}.checkbox-container{display:flex;align-items:flex-start;cursor:pointer;font-weight:600;font-size:1rem;user-select:none;margin-bottom:12px;line-height:1.4}.checkbox-container:last-child{margin-bottom:0}.checkbox-container input{margin-right:10px;margin-top:3px;width:18px;height:18px;accent-color:#111;cursor:pointer;flex-shrink:0}.action-buttons{display:grid;grid-template-columns:2fr 1fr 1fr;gap:15px}.action-buttons button{cursor:pointer;font-family:'Montserrat',sans-serif;font-size:1.1rem;font-weight:900;padding:15px;border:3px solid #111;border-radius:8px;box-shadow:4px 4px 0 #111;transition:transform 0.1s,box-shadow 0.1s;text-transform:uppercase;color:#111}.action-buttons button:active:not(:disabled){transform:translate(4px,4px);box-shadow:0 0 0 #111}.action-buttons button:disabled{background-color:#ddd;color:#888;cursor:not-allowed;box-shadow:4px 4px 0 #111}.btn-clean{background-color:#ffdac1}.btn-copy{background-color:#97c1a9}.btn-clear{background-color:#eceae4}#toastTF{visibility:hidden;min-width:200px;background-color:#111;color:#fff;text-align:center;border-radius:8px;padding:12px;position:fixed;z-index:9999;bottom:30px;left:50%;transform:translateX(-50%);font-weight:700;opacity:0;transition:opacity 0.3s,bottom 0.3s}#toastTF.show{visibility:visible;opacity:1;bottom:50px}@media (max-width:768px){.main-layout{grid-template-columns:1fr}.options-panel{grid-template-columns:1fr;gap:20px}.action-buttons{grid-template-columns:1fr}}