:root{color:#111;font-synthesis:none;text-rendering:optimizelegibility;--surface:#fff;--panel:#f6f6f4;--text:#111;--muted:#6b6b66;--muted-strong:#3f3f3b;--border:#d9d9d3;--border-strong:#a8a8a1;--focus:#d7f04a;background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{background:var(--surface);min-width:320px}body{background:linear-gradient(#fff,#fff) padding-box padding-box,repeating-linear-gradient(90deg,#0000 0 92px,#11111109 92px 93px);min-width:320px;min-height:100vh;margin:0}button,input,textarea,select{letter-spacing:0}button:hover{border-color:var(--text)}textarea::placeholder{color:#8b8b84}::selection{color:#111;background:#d7f04a}.app-shell{width:min(1180px,100vw - 32px);margin:0 auto;padding:28px 0 42px}.topbar,.section-heading,.result-toolbar{justify-content:space-between;align-items:center;gap:16px;display:flex}.topbar{margin-bottom:22px}.title-block{gap:10px;max-width:820px;display:grid}.title-block .eyebrow{margin-bottom:-4px}h1,h2,h3,p{margin:0}h1{font-size:34px;line-height:1.05}h2{font-size:22px;line-height:1.2}h3{font-size:16px;line-height:1.2}.eyebrow{color:var(--muted);letter-spacing:0;text-transform:uppercase;margin-bottom:6px;font-size:12px;font-weight:700}.tabs,.segmented,.result-tabs,.button-cluster,.select-row,.file-row{align-items:center;display:flex}.tabs{gap:8px;margin-bottom:18px;overflow-x:auto}.tab,.segment,.result-tab,.icon-button{border:1px solid var(--border);background:var(--panel);color:var(--text);cursor:pointer;font:inherit}.tab{white-space:nowrap;border-radius:8px;align-items:center;gap:8px;min-height:42px;padding:0 14px;display:inline-flex}.tab.is-active,.segment.is-active,.result-tab.is-active{border-color:var(--text);background:var(--text);color:var(--surface)}.tool-section{gap:18px;display:grid}.copy-notice,.relationship-notice{border:1px solid var(--border);background:var(--panel);color:var(--muted-strong);border-radius:8px;padding:12px 14px;font-size:14px;line-height:1.45}.copy-notice a{color:var(--text);font-weight:700}.relationship-notice{border-color:var(--border-strong);background:var(--surface);color:var(--text);font-weight:700}.input-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.field{gap:8px;min-width:0;display:grid}.field>span,.select-field>span{color:var(--muted-strong);font-size:13px;font-weight:700}.drop-field{border:1px dashed var(--border-strong);background:var(--panel);border-radius:8px;padding:12px}.textarea{resize:vertical;border:1px solid var(--border);background:var(--surface);width:100%;min-height:260px;color:var(--text);border-radius:8px;padding:12px;font:14px/1.45 ui-monospace,SFMono-Regular,Consolas,Liberation Mono,monospace}.textarea.tall{min-height:340px}.textarea:focus,button:focus-visible,select:focus{outline:3px solid var(--focus);outline-offset:2px}.file-row{min-height:32px;color:var(--muted);gap:8px;font-size:13px;position:relative}.file-row input{opacity:0;cursor:pointer;position:absolute;inset:0}.controls-band{border:1px solid var(--border);background:var(--panel);border-radius:8px;gap:14px;padding:14px;display:grid}.segmented{flex-wrap:wrap;gap:6px}.segment{border-radius:7px;min-height:34px;padding:0 11px;font-size:13px;font-weight:700}.option-grid{grid-template-columns:repeat(5,minmax(140px,1fr));gap:10px;display:grid}.toggle{min-height:34px;color:var(--muted-strong);align-items:center;gap:8px;font-size:13px;font-weight:700;display:inline-flex}.toggle input{width:17px;height:17px;accent-color:var(--text)}.select-row{flex-wrap:wrap;gap:12px}.select-field{gap:6px;min-width:190px;display:grid}select{border:1px solid var(--border);background:var(--surface);min-height:38px;color:var(--text);font:inherit;border-radius:8px;padding:0 10px}.stats-strip{grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;display:grid}.stats-strip.expanded{grid-template-columns:repeat(6,minmax(0,1fr))}.stat{border:1px solid var(--border);background:var(--panel);border-radius:8px;gap:4px;min-height:68px;padding:12px;display:grid}.stat span{color:var(--muted);font-size:12px;font-weight:700}.stat strong{font-size:22px;line-height:1}.results-layout{grid-template-columns:230px minmax(0,1fr);align-items:start;gap:14px;display:grid}.result-tabs{flex-direction:column;gap:8px}.result-tab{text-align:left;border-radius:8px;justify-content:space-between;align-items:center;width:100%;min-height:44px;padding:0 12px;display:flex}.result-panel{gap:12px;min-width:0;display:grid}.button-cluster{flex-wrap:wrap;justify-content:flex-end;gap:8px}.icon-button{border-radius:8px;justify-content:center;align-items:center;gap:7px;min-height:36px;padding:0 10px;font-size:13px;font-weight:700;display:inline-flex}.output-block{border:1px solid var(--border);background:var(--panel);min-height:340px;color:var(--text);white-space:pre-wrap;word-break:break-word;border-radius:8px;margin:0;padding:12px;font:14px/1.55 ui-monospace,SFMono-Regular,Consolas,Liberation Mono,monospace;overflow:auto}.result-output{display:block}.output-line{gap:10px;min-height:22px;display:flex}.line-number{min-width:44px;color:var(--muted);text-align:right;-webkit-user-select:none;user-select:none}.clipboard-shadow{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute;overflow:hidden}.site-footer{color:var(--muted);justify-content:flex-end;margin-top:28px;font-size:12px;display:flex}.site-footer a{color:inherit;text-decoration:none}.site-footer a:hover{color:var(--text);text-decoration:underline}@media (width<=880px){.app-shell{width:min(100% - 20px,1180px);padding-top:18px}.topbar,.section-heading,.result-toolbar{flex-direction:column;align-items:flex-start}.input-grid,.results-layout,.stats-strip,.stats-strip.expanded{grid-template-columns:1fr}.option-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.result-tabs{flex-direction:row;overflow-x:auto}.result-tab{min-width:150px}}@media (width<=520px){h1{font-size:28px}.tabs{flex-direction:column;align-items:stretch}.tab{justify-content:center}.option-grid{grid-template-columns:1fr}}