.ebcdic-layout{display:grid;grid-template-columns:460px 1fr;gap:16px}@media(max-width:1000px){.ebcdic-layout{grid-template-columns:1fr}}.panel-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:16px}.ebcdic-tabs{display:flex;border-bottom:1px solid var(--border);margin-bottom:14px;gap:4px}.ebcdic-tab{padding:8px 14px;border:1px solid transparent;border-bottom:none;background:transparent;color:var(--muted);cursor:pointer;font-size:12px;font-weight:700;border-radius:6px 6px 0 0}.ebcdic-tab.active{border-color:var(--border);background:var(--bg2);color:var(--accent)}.ebcdic-form{display:flex;flex-direction:column;gap:12px}.ebcdic-field{display:flex;flex-direction:column;gap:4px}.ebcdic-field label{font-size:12px;font-weight:600;color:var(--muted)}.code-editor{width:100%;min-height:120px;padding:14px;background:#0d1117;border:1px solid var(--border);border-radius:8px;color:#adbac7;font-family:monospace;font-size:12px;line-height:1.6;resize:vertical;outline:none}.code-editor:focus{border-color:var(--accent)}.ebcdic-results-box{background:var(--bg3);border-radius:8px;border:1px solid var(--border);padding:14px;text-align:center}.ebcdic-main{font-size:2.2rem;font-weight:800;color:var(--accent)}.ebcdic-sub{font-size:11px;color:var(--muted)}.ebcdic-error{color:var(--error);padding:20px;text-align:center}