:root{--bg: #0a0a0a;--bg-2: #0a0a0a;--bg-3: #0a0a0a;--bg-editor: #0a0a0a;--bg-lounge: #0a0a0a;--line: #333333;--text: #f5f5f5;--mute: #999999;--dim: #666666;--accent: #f5f5f5;--good: #cccccc;--bad: #808080;--mono: "IBM Plex Mono", "ui-monospace", Menlo, monospace;--serif: "Newsreader", "Iowan Old Style", Georgia, serif;--ui: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;background:var(--bg);color:var(--text);font-family:var(--ui)}button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}a{color:inherit;text-decoration:none}input,textarea{font:inherit;color:inherit;background:transparent;border:0;outline:none}.logo{font-family:var(--serif);font-style:italic;letter-spacing:-.03em}.cta{display:inline-flex;align-items:center;justify-content:center;background:var(--text);color:var(--bg);padding:14px 28px;font-size:15px;font-weight:500}.cta:hover{filter:brightness(.95)}.ghost-btn{border:1px solid var(--line);padding:6px 12px;font-size:12px;color:var(--mute)}.ghost-btn:hover{color:var(--text)}.run-btn{background:var(--text);color:var(--bg);padding:6px 14px;font-size:12px;font-weight:500}.run-btn:hover{filter:brightness(.95)}.signin-page,.begin-page,.checkin-page,.pass-page{min-height:100%;display:flex;flex-direction:column}.page-header{display:flex;justify-content:space-between;align-items:center;padding:22px 32px;border-bottom:1px solid var(--line)}.page-header .logo{font-size:28px}.page-header .acct{font-size:13px;color:var(--mute)}.page-main{flex:1;display:flex;align-items:center;justify-content:center;padding:48px 24px}.card{width:min(580px,100%);text-align:center}.card h1{font-family:var(--serif);font-style:italic;font-weight:400;font-size:54px;line-height:1.06;letter-spacing:-.03em;margin-bottom:18px}.card .lede{color:var(--mute);font-size:17px;line-height:1.5;max-width:40ch;margin:0 auto 36px}.card .note{margin-top:28px;font-size:12px;color:var(--dim);letter-spacing:.04em}.pills{display:flex;justify-content:center;gap:8px;margin-bottom:36px;flex-wrap:wrap}.pill{border:1px solid var(--line);color:var(--mute);font-size:11px;letter-spacing:.12em;text-transform:uppercase;padding:6px 10px}.signin-form{display:flex;flex-direction:column;align-items:center;gap:16px}.signin-form label{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}.signin-form input{width:min(320px,100%);border:1px solid var(--line);background:var(--bg-2);padding:12px 14px;font-size:14px;text-align:center;color:var(--text)}.signin-form .hint{font-size:12px;color:var(--dim)}.checkin-main{max-width:640px;margin:0 auto;padding:56px 24px;width:100%}.checkin-main .kicker{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}.checkin-main h1{font-family:var(--serif);font-style:italic;font-weight:400;font-size:40px;margin-bottom:12px}.checkin-main .sub{color:var(--mute);font-size:16px;line-height:1.5;margin-bottom:36px}.problem-block{border:1px solid var(--line);background:var(--bg-2);padding:22px 22px 18px;margin-bottom:14px}.problem-block .kind{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-bottom:10px}.problem-block h2{font-family:var(--serif);font-style:italic;font-weight:400;font-size:24px;margin-bottom:8px}.problem-block p{color:var(--mute);font-size:14px;line-height:1.5}.checkin-main .foot{margin-top:18px;font-size:12px;color:var(--dim)}.checkin-main .go{display:inline-block;margin-top:28px}.pass-card{width:min(520px,100%);text-align:center}.pass-card .ok{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--good);margin-bottom:16px}.pass-card h1{font-family:var(--serif);font-style:italic;font-weight:400;font-size:48px;letter-spacing:-.03em;margin-bottom:14px}.pass-card p{color:var(--mute);font-size:16px;line-height:1.5;margin-bottom:32px}.pass-card pre{text-align:left;font-family:var(--mono);font-size:12px;color:var(--good);background:var(--bg-2);border:1px solid var(--line);padding:16px 18px;margin:0 auto 28px;line-height:1.7;max-width:420px}.pass-card .again{display:block;margin-top:18px;font-size:13px;color:var(--dim)}.pass-card .again:hover{color:var(--mute)}.session-app{display:grid;grid-template-rows:44px 1fr auto;height:100vh;overflow:hidden;position:relative}.session-top{display:flex;align-items:center;gap:16px;padding:0 14px;border-bottom:1px solid var(--line);background:var(--bg-2);z-index:2}.session-top .logo{font-size:18px}.session-top .crumb{font-size:12px;color:var(--mute)}.session-top .crumb b{color:var(--text);font-weight:500}.session-top .top-r{margin-left:auto;display:flex;gap:8px;align-items:center}.session-body{display:grid;grid-template-columns:220px 1fr 300px;min-height:0;transition:opacity .2s ease}.session-body.dimmed{opacity:.55;pointer-events:none}.tree,.brief{background:var(--bg-2);overflow:auto;font-size:12px}.tree{border-right:1px solid var(--line);padding:12px 0}.brief{border-left:1px solid var(--line);padding:16px 18px}.sec{padding:6px 14px;color:var(--dim);letter-spacing:.14em;text-transform:uppercase;font-size:10px;margin-bottom:4px}.file{display:flex;gap:8px;padding:5px 14px;color:var(--mute);cursor:pointer;width:100%;text-align:left}.file:hover{color:var(--text)}.file.on{background:var(--bg-3);color:var(--text)}.editor-pane{display:flex;flex-direction:column;min-width:0;background:var(--bg-editor)}.tabs{display:flex;border-bottom:1px solid var(--line);background:var(--bg-2);overflow-x:auto}.tab{padding:8px 14px;font-size:12px;color:var(--mute);border-right:1px solid var(--line);white-space:nowrap}.tab.on{color:var(--text);background:var(--bg)}.tab:hover{color:var(--text)}.monaco-wrap{flex:1;min-height:0}.brief .tag{display:inline-block;border:1px solid var(--line);padding:3px 8px;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}.brief h2{font-family:var(--serif);font-style:italic;font-weight:400;font-size:22px;margin:8px 0 12px}.brief p{color:var(--mute);font-size:13px;line-height:1.55;margin-bottom:12px}.tests{margin-top:18px;border-top:1px solid var(--line);padding-top:14px}.t{display:flex;justify-content:space-between;gap:12px;font-family:var(--mono);font-size:11px;padding:6px 0;color:var(--mute)}.t .status{color:var(--dim);text-transform:lowercase}.t .status.pass{color:var(--good)}.t .status.fail{color:var(--bad)}.t .status.pending{color:var(--dim)}.hint{margin-top:20px;font-size:11px;color:var(--dim);line-height:1.45}.loungebar{display:flex;align-items:center;gap:14px;padding:0 16px;height:44px;border-top:1px solid var(--line);background:var(--bg-lounge);font-size:12px;color:var(--mute);z-index:3}.loungebar .live{width:7px;height:7px;border-radius:50%;background:var(--good);flex-shrink:0}.loungebar b{color:var(--text);font-weight:500;font-family:var(--serif);font-style:italic;font-size:15px}.loungebar .open-btn{margin-left:auto;border:1px solid var(--line);padding:5px 12px;color:var(--accent);font-size:11px;letter-spacing:.08em;text-transform:uppercase}.loungebar .open-btn:hover{border-color:var(--accent)}.lounge-drawer{position:absolute;left:0;right:0;bottom:0;height:min(280px,42vh);border-top:1px solid var(--line);background:var(--bg-lounge);display:grid;grid-template-columns:200px 1fr 220px;z-index:4}.lounge-drawer .col{padding:14px 16px;border-right:1px solid var(--line);overflow:auto}.lounge-drawer .col:last-child{border-right:0}.lounge-drawer h2{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin-bottom:10px}.lounge-drawer .mem{font-size:12px;margin-bottom:8px}.lounge-drawer .mem span{color:var(--mute);display:block;font-size:11px}.lounge-drawer .hero{font-family:var(--serif);font-style:italic;font-size:20px;margin-bottom:4px}.lounge-drawer .quiet{font-size:12px;color:var(--mute);margin-bottom:12px}.lounge-drawer .post{font-size:13px;line-height:1.45;margin-bottom:10px}.lounge-drawer .post b{color:var(--accent);font-weight:500;display:block;font-size:11px;margin-bottom:2px}.lounge-drawer .compose{margin-top:8px;border:1px solid var(--line);padding:8px 10px;font-size:12px;color:var(--dim);width:100%}.lounge-drawer .house{font-size:12px;color:var(--mute);line-height:1.45}.lounge-drawer .keep{float:right;font-size:11px;color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}.lounge-drawer .keep:hover{color:var(--text)}@media (max-width: 900px){.session-body{grid-template-columns:160px 1fr 240px}.lounge-drawer{grid-template-columns:140px 1fr 160px}}