:root{color-scheme:dark;--ink:#12161f;--panel:#171d29;--line:#303b4d;--text:#d7dde8;--dim:#a0abc0;--live:#7fd1c1;--error:#ff929c;--amber:#edba67;--sans:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Consolas,monospace}
*{box-sizing:border-box}body{margin:0;background:var(--ink);color:var(--text);font:15px/1.6 var(--sans)}a{color:var(--live);text-decoration:none}a:hover{text-decoration:underline}button,.button{font:500 14px/1.4 var(--sans);border:1px solid var(--line);border-radius:5px;padding:10px 15px;cursor:pointer;display:inline-block;text-decoration:none;background:transparent;color:var(--text)}button:hover,.button:hover{border-color:var(--live);text-decoration:none}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,summary:focus-visible,textarea:focus-visible,.upload:focus-within{outline:2px solid var(--live);outline-offset:4px}textarea:focus-visible{outline-offset:0}button.primary{background:var(--live);color:var(--ink);border-color:var(--live);font-weight:600}.secondary{background:#222c3c}button.danger{color:var(--error);border-color:var(--error)}.text-button{padding:0;border:0;color:var(--live);font-size:13px}.text-button:hover{text-decoration:underline}[hidden]{display:none!important}.topbar{display:flex;align-items:center;gap:28px;padding:20px max(28px,calc((100vw - 1360px)/2));border-bottom:1px solid var(--line)}.brand{color:var(--text);font-size:19px;font-weight:650;margin-right:auto}.brand span{font-weight:400;color:var(--dim)}.topbar>a:not(.brand){font-size:13px;color:var(--dim)}main{max-width:1416px;padding:0 28px;margin:auto}.intro{display:flex;gap:35px;align-items:flex-end;justify-content:space-between;padding:54px 0 38px}.intro h1{font-size:clamp(32px,4vw,49px);line-height:1.08;letter-spacing:-.035em;margin:0 0 19px;font-weight:600}.intro p{font-size:17px;color:var(--dim);max-width:58ch;margin:0}.connection{display:flex;gap:9px;align-items:center;flex-wrap:wrap;max-width:320px;padding-bottom:3px;color:var(--dim);font-size:13px}.indicator{width:7px;height:7px;border-radius:50%;background:var(--amber);flex-shrink:0}.indicator.connected{background:var(--live)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--panel)}.source-panel{border-right:1px solid var(--line);padding:0 24px 20px}.results-panel{padding:0 24px 24px;min-width:0}.panel-heading{display:flex;align-items:center;gap:16px;justify-content:space-between;min-height:63px;border-bottom:1px solid var(--line);margin-bottom:20px}.panel-heading h2{font-size:16px;font-weight:600;margin:0}.panel-heading>span{color:var(--dim);font:12px var(--mono);overflow-wrap:anywhere;text-align:right}.upload{display:flex;gap:16px;align-items:center;border:1px dashed #536079;border-radius:5px;padding:20px 15px;margin-bottom:18px;position:relative}.upload.dragging{background:#233b3d;border-color:var(--live)}.upload-icon{color:var(--live);font-size:28px}.upload strong{font-size:14px;font-weight:500}.upload p{font-size:12px;color:var(--dim);margin:2px 0 0}.upload .button{white-space:nowrap;font-size:12px;margin-left:auto;padding:8px 11px}.file-input{position:absolute;width:1px;height:1px;opacity:0}.code-editor{width:100%;height:320px;resize:vertical;min-height:160px;tab-size:4;padding:16px;font:13px/1.75 var(--mono);background:var(--ink);border:1px solid var(--line);border-radius:5px;color:var(--text);display:block;white-space:pre;overflow-wrap:normal}.code-editor::placeholder,textarea::placeholder{color:#8c98ae}.editor-footer{display:flex;gap:12px;justify-content:space-between;align-items:center;margin:10px 0 22px;font-size:11px;color:var(--dim)}.field-label{display:block;font-size:13px;margin:13px 0 7px}.field-label span{color:var(--dim);font-size:11px;margin-left:8px}.small-input{width:100%;min-height:66px;resize:vertical;padding:11px 12px;border:1px solid var(--line);border-radius:5px;background:var(--ink);color:var(--text);font:13px/1.6 var(--sans)}.mono{font-family:var(--mono)}.inputs{margin:13px 0 20px;font-size:13px}.inputs summary{cursor:pointer;color:var(--dim)}.actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}.privacy{font-size:11px;line-height:1.6;color:var(--dim);margin:13px 0 0;max-width:78ch}#message{font-size:14px;min-height:44px;margin-bottom:20px;overflow-wrap:anywhere}.progress{list-style:none;display:flex;gap:6px;padding:0;margin:0 0 25px;font-size:11px;color:var(--dim)}.progress li{flex:1;padding-top:10px;border-top:2px solid var(--line)}.progress li.active{color:var(--live);border-color:var(--live)}.empty{padding:62px 18px;text-align:center;color:var(--dim)}.terminal-mark{font:44px var(--mono);color:#72839f}.empty h3{font-size:18px;font-weight:500;color:var(--text);margin:22px 0 8px}.empty p{font-size:14px;max-width:34ch;margin:0 auto}.run-result{margin:0 0 20px;border:1px solid var(--line);border-radius:5px;overflow:hidden}.result-heading{display:flex;gap:14px;align-items:center;justify-content:space-between}.run-result .result-heading{background:#202938;padding:10px 13px}.result-heading h3{font-size:13px;font-weight:500;margin:0}.badge{font:11px var(--mono);color:var(--error)}.badge.ok{color:var(--live)}pre{font:12px/1.65 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;margin:0;max-height:330px;overflow:auto;padding:15px;background:var(--ink)}pre.error{color:#ffa8b0}.run-result details{border-top:1px solid var(--line)}.run-result summary{font-size:12px;color:var(--dim);padding:10px 13px;cursor:pointer}.repair{padding-top:6px}.repair>p{font-size:14px;overflow-wrap:anywhere;color:var(--dim)}.repair>pre{border:1px solid var(--line);border-radius:5px;margin-bottom:13px;max-height:450px}.status.ok{color:var(--live)}.status.error{color:var(--error)}footer{font-size:12px;color:var(--dim);max-width:110ch;margin:24px 0 40px}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:960px){.intro{align-items:flex-start;flex-direction:column;gap:22px}.connection{max-width:none}.workspace{grid-template-columns:1fr}.source-panel{border-right:0;border-bottom:1px solid var(--line)}.empty{padding:35px 12px}.code-editor{height:290px}}
@media(max-width:540px){main{padding:0 14px}.topbar{padding:16px;gap:15px}.topbar>a:nth-child(2){display:none}.brand{font-size:17px}.intro{padding:34px 4px 28px}.intro p{font-size:15px}.source-panel,.results-panel{padding-left:15px;padding-right:15px}.upload{flex-wrap:wrap;gap:10px}.upload-icon{display:none}.upload .button{margin-left:0}.editor-footer{align-items:flex-start;flex-direction:column;gap:7px}.field-label span{display:block;margin-left:0}.panel-heading{gap:8px}.panel-heading>span{font-size:10px}.progress{font-size:10px}}