.tool-card{text-align:left;background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:24px;box-shadow:0 20px 50px #0f172a0f}.conv-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.input-label{color:#334155;margin-bottom:8px;font-weight:800;display:block}.tool-card textarea{color:#0f172a;resize:vertical;background:#fff;border:1px solid #cbd5e1;border-radius:12px;width:100%;padding:13px 14px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px}.tool-card textarea:focus{border-color:#1881ff;outline:none;box-shadow:0 0 0 3px #1881ff26}.tab-row{gap:6px;margin-bottom:8px;display:flex}.tab{color:#64748b;cursor:pointer;background:#f8fafc;border:1px solid #cbd5e1;border-radius:8px 8px 0 0;padding:6px 14px;font-size:14px;font-weight:700}.tab.active{color:#0f172a;background:#fff;border-bottom-color:#fff}.preview{background:#fff;border:1px solid #cbd5e1;border-radius:12px;width:100%;min-height:330px;overflow:auto}.preview :is(h1,h2,h3){margin:.6em 0 .3em;font-weight:800;line-height:1.25}.preview h1{font-size:1.5rem}.preview h2{font-size:1.25rem}.preview h3{font-size:1.1rem}.preview p{margin:.5em 0}.preview ul,.preview ol{margin:.5em 0 .5em 1.3em}.preview li{margin:.2em 0}.preview a{color:#1881ff;text-decoration:underline}.preview pre{color:#e2e8f0;background:#0f172a;border-radius:8px;padding:12px;font-size:13px;overflow:auto}.preview code{font-family:ui-monospace,Menlo,Consolas,monospace}.preview blockquote{color:#475569;border-left:4px solid #cbd5e1;margin:.6em 0;padding-left:12px}.preview table{border-collapse:collapse;margin:.6em 0}.preview th,.preview td{border:1px solid #cbd5e1;padding:6px 10px}.conv-foot{gap:12px;margin-top:14px;display:flex}.ghost-btn{color:#334155;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:10px;padding:9px 16px;font-weight:700}.copy-btn{color:#fff;cursor:pointer;background:#0f172a;border:0;border-radius:10px;padding:9px 16px;font-weight:800}.privacy-note{color:#64748b;margin-top:14px;font-size:15px}@media (width<=760px){.conv-grid{grid-template-columns:1fr}}