:root{--bg:#101214;--panel:#171a1d;--line:#2b3035;--text:#eef0f1;--muted:#8f999f;--faint:#697278;--green:#8ee3b2;--blue:#8db8ff;--yellow:#f1c875;--red:#ee8585;--purple:#c1a6f6;--mono:"DM Mono",monospace}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font:13px Manrope,system-ui,sans-serif}.app{min-height:100vh}.topbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;height:68px;padding:0 max(24px,50% - 560px);display:flex}.brand{letter-spacing:-.04em;font-size:17px;font-weight:800}.brand b{background:var(--green);color:#101214;border-radius:7px;place-items:center;width:24px;height:24px;margin-right:8px;display:inline-grid}.brand small{font:500 9px var(--mono);color:var(--faint);letter-spacing:.1em;margin-left:10px}.connection{color:var(--muted);align-items:center;gap:8px;font-size:11px;display:flex}.connection i{background:var(--green);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 3px #8ee3b21a}.connection i.warn{background:var(--yellow)}.connection i.bad{background:var(--red)}button{border:1px solid var(--line);background:var(--panel);color:var(--text);cursor:pointer;border-radius:6px;margin-left:12px;padding:8px 12px;font:600 11px Manrope}.content{max-width:1120px;margin:auto;padding:42px 24px 80px}.title-row{justify-content:space-between;align-items:flex-start;margin-bottom:28px;display:flex}.eyebrow{font:500 10px var(--mono);letter-spacing:.14em;color:var(--faint);margin:0 0 8px}h1{letter-spacing:-.05em;margin:0 0 7px;font-size:28px}h2{letter-spacing:-.03em;margin:0;font-size:17px}.muted{color:var(--muted)}.state{text-transform:capitalize;color:var(--muted);background:#343434;border-radius:20px;padding:7px 11px;font-size:11px;font-weight:700}.state.ready{color:var(--green);background:#1d3329}.state.provisioning,.state.working{color:var(--yellow);background:#332d1b}.state.error{color:var(--red);background:#3b2223}.sandbox-card{background:#17231d;border:1px solid #365044;border-radius:9px;justify-content:space-between;gap:30px;margin-bottom:40px;padding:20px 22px;display:flex}.sandbox-main{align-items:center;gap:14px;display:flex}.sandbox-icon{width:38px;height:38px;color:var(--green);background:#294836;border-radius:10px;place-items:center;font-size:24px;display:grid}.sandbox-main strong{font:500 13px var(--mono);color:var(--green)}.sandbox-main p:last-child{margin:6px 0 0;font-size:11px}.sandbox-stats{align-items:center;gap:34px;display:flex}.sandbox-stats div{min-width:105px}.sandbox-stats span{font:500 9px var(--mono);color:var(--faint);letter-spacing:.1em;margin-bottom:7px;display:block}.sandbox-stats strong{font:500 11px var(--mono);color:var(--text)}.transcript-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:end;padding-bottom:13px;display:flex}.cursor{font:10px var(--mono);color:var(--faint)}.timeline{flex-direction:column;display:flex}.event{grid-template-columns:86px 28px 1fr;padding:20px 0;display:grid;position:relative}.event:before{content:"";border-left:1px solid var(--line);position:absolute;top:0;bottom:0;left:99px}.event:last-child:before{bottom:50%}.event time{text-align:right;font:10px var(--mono);color:var(--faint);padding:4px 19px 0 0}.event-mark{z-index:1;background:var(--panel);border:1px solid var(--line);width:20px;height:20px;color:var(--green);border-radius:6px;place-items:center;display:grid}.tool_call .event-mark,.tool_result .event-mark{color:var(--blue)}.reasoning .event-mark{color:var(--purple)}.error .event-mark{color:var(--red)}.event-content{min-width:0;margin-left:13px}.event-title{align-items:center;gap:9px;margin-bottom:8px;display:flex}.event-title strong{font-size:12px}.event-title span{border:1px solid var(--line);color:var(--muted);font:500 9px var(--mono);text-transform:uppercase;border-radius:4px;padding:3px 5px}.event-title em{color:var(--faint);font:10px var(--mono);margin-left:auto;font-style:normal}.event-content p{color:#c2c8cb;white-space:pre-wrap;max-width:800px;margin:0;line-height:1.65}.tool-card{border:1px solid var(--line);background:var(--panel);max-width:800px;color:var(--blue);font:11px var(--mono);border-radius:7px;padding:12px 13px}.tool-card pre{white-space:pre-wrap;color:#adb6bb;margin:10px 0 0;line-height:1.6}.error-banner{color:#f2b1b1;background:#3b2223;border:1px solid #704044;border-radius:7px;margin:16px 0;padding:12px}.loading{color:var(--muted);text-align:center;padding:45px}.catching-up{color:var(--muted);text-align:center;padding:15px}@media (width<=720px){.sandbox-card{display:block}.sandbox-stats{justify-content:space-between;gap:16px;margin-top:22px}.sandbox-stats div{min-width:0}.event{grid-template-columns:63px 24px 1fr}.event:before{left:74px}.event time{padding-right:10px;font-size:9px}.event-content{margin-left:8px}.topbar{padding:0 16px}.brand small{display:none}}@media (width<=450px){.sandbox-stats{grid-template-columns:1fr 1fr;display:grid}.event-title em{display:none}}