:root{color-scheme:light;--bg:#f4f0e7;--panel:#fcfaf5;--line:#d5cdbf;--ink:#292720;--muted:#665e53;--mint:#315c43;--orange:#874921;--red:#a02f34;--brand:#742f3b}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,sans-serif}
header,main,footer{max-width:1180px;margin:auto;padding:24px 32px}
header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}
a{color:var(--brand);text-underline-offset:4px}
.wordmark{font-family:Georgia,"Times New Roman",serif;font-weight:600;letter-spacing:-.05em;color:var(--ink);text-decoration:none;font-size:24px}
.wordmark span{color:var(--brand)}
.wordmark b{padding-left:8px}
.subtle{color:var(--muted);font-size:14px}
.heading{display:flex;justify-content:space-between;gap:24px;align-items:center;margin:12px 0 28px}
.eyebrow{font:700 12px/1.5 ui-monospace,monospace;letter-spacing:.1em;color:var(--orange);margin:0 0 10px}
h1{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:clamp(40px,6vw,72px);letter-spacing:-.055em;line-height:1.02;margin:0}
.clock{text-align:right;display:grid;gap:2px}
.clock>span{font:12px ui-monospace,monospace;color:var(--muted)}
.clock strong{font:clamp(40px,6vw,76px)/1.2 ui-monospace,monospace;color:var(--orange);letter-spacing:-.08em}
.stats{display:grid;grid-template-columns:repeat(3,1fr);background:var(--panel);border:1px solid var(--line);margin-bottom:20px}
.stats>div{padding:18px 24px;border-right:1px solid var(--line);min-width:0}
.stats>div:last-child{border:0}
.stats span{font:12px ui-monospace,monospace;color:var(--muted)}
.stats strong{display:block;font:36px/1.4 ui-monospace,monospace}
.stats strong span{font-size:16px}
.stats small{font-size:12px;color:var(--muted)}
.meter{height:4px;background:#ded5c6;margin:10px 0 3px}
.meter i{display:block;height:100%;background:var(--orange);width:100%;transition:width .3s}
.desk{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px}
.work{background:var(--panel);border:1px solid var(--line);padding:28px;min-width:0}
.progress{display:flex;gap:6px;list-style:none;padding:0;margin:0 0 30px}
.progress li{height:6px;flex:1;background:#ded5c6}
.progress .current{background:var(--orange)}
.progress .complete{background:var(--mint)}
.progress .failed{background:var(--red)}
h2{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:32px;line-height:1.2;letter-spacing:-.035em;margin:0 0 12px}
.card-title{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.tag{font-size:12px;border:1px solid #c8bca9;color:var(--muted);padding:4px 9px;white-space:nowrap}
.message{color:var(--muted);margin:8px 0 24px}
.clue{background:#f0e8d8;border-left:3px solid var(--orange);padding:14px 16px}
.clue span,.bot-card>span{font:12px ui-monospace,monospace;color:var(--orange)}
.clue p{margin:6px 0 0}
.instruction{font-size:14px;color:var(--muted);margin:24px 0 12px}
.checks{display:grid;gap:8px}
button{font:inherit;cursor:pointer;border:1px solid #c8bca9;border-radius:3px;padding:12px 16px;transition:background .15s,transform .15s}
button:not(:disabled):active{transform:translateY(1px)}
button:focus-visible,a:focus-visible,summary:focus-visible,textarea:focus-visible{outline:3px solid var(--orange);outline-offset:4px}
button:disabled{cursor:default;opacity:.45}
.check{display:flex;justify-content:space-between;align-items:center;width:100%;text-align:left;background:#f4f0e7;color:var(--ink);gap:12px}
.check span{font-size:14px;color:var(--muted);white-space:nowrap}
.check.checked{opacity:1}
.check.issue{border-color:var(--red)}
.check.issue span{color:var(--red)}
.check.pass span,.check.fixed span{color:var(--mint)}
.decisions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
.decisions button span{display:block;font-size:14px;font-weight:400;margin-top:3px}
.repair{grid-column:1/-1;background:transparent;color:var(--orange)}
.primary{background:var(--brand);border-color:var(--brand);color:#fffaf2;font-weight:750}
.primary:hover:not(:disabled){background:#5d2530}
.hold{background:transparent;color:var(--ink)}
.hold:hover,.check:not(:disabled):hover{background:#e8e0d2}
.fine{font-size:12px;color:var(--muted);line-height:1.6}
aside{padding:8px 0}
.rule-head strong{display:block;font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:29px;line-height:1.2;letter-spacing:-.03em;margin:12px 0 20px}
.live-label{font:12px ui-monospace,monospace;color:var(--orange)}
aside>p{color:var(--muted);font-size:14px}
dl{margin:22px 0}
dl div{display:flex;justify-content:space-between;gap:8px;border-top:1px solid var(--line);padding:10px 0;font-size:14px}
dd{margin:0;text-align:right;color:var(--mint)}
details{border-top:1px solid var(--line);padding:14px 0;font-size:14px}
summary{cursor:pointer}
.bot-card{margin-top:12px;background:#e9eddf;border:1px solid #b9c6ad;padding:18px}
.bot-card strong{display:block;font-size:20px;margin:8px 0}
.bot-card p{font-size:14px;color:var(--muted)}
.bot-card>span:last-child{color:var(--mint)}
.challenge{padding:14px 20px;border:1px solid var(--mint);background:#e9eddf;margin-bottom:18px}
.result-points{font:24px ui-monospace,monospace;color:var(--orange)}
#debrief,#ending{padding:10px 0;outline:none}
#debrief>p:not(.eyebrow){max-width:48ch}
#debrief button{margin:20px 0}
#ending .final-score{font:clamp(36px,9vw,76px)/1 ui-monospace,monospace;color:var(--mint);margin:22px 0}
#ending>.primary{width:100%;margin-top:20px}
.comparison{background:#e9eddf;padding:16px;margin-top:20px}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.badge{font:12px ui-monospace,monospace;border:1px solid #b9c6ad;padding:6px 10px;color:var(--mint)}
.replay-buttons{display:flex;gap:10px}
.bridge{border-top:1px solid var(--line);padding-top:24px;margin-top:28px}
.bridge h3{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:28px;margin:0}
.sample-link{display:inline-block;margin:8px 0}
.ledger{margin:32px 0}
.ledger h2{font-size:20px}
.ledger>p{color:var(--muted);font-size:14px}
.ledger ol{padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ledger li{border-left:2px solid var(--mint);padding:12px 16px;background:var(--panel);font-size:14px}
.ledger li.bad{border-color:var(--red)}
.ledger li strong{display:block}
.ledger li p{color:var(--muted);margin:4px 0}
.ledger li span{color:var(--orange);font:12px ui-monospace,monospace}
footer{border-top:1px solid var(--line);font:12px/1.7 ui-monospace,monospace;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
footer p{width:100%}
 .link-button{border:0;padding:0;background:none;color:var(--brand);text-decoration:underline}
.critical{color:var(--red)!important}
textarea{width:100%;background:var(--bg);color:var(--ink);font:14px/1.5 ui-monospace,monospace;padding:10px;border:1px solid var(--line);resize:vertical}
[hidden]{display:none!important}
@media(max-width:850px){.desk{grid-template-columns:minmax(0,1fr)}
aside{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.rule-head{grid-column:1/-1}
.rule-head strong{font-size:22px}
.bot-card{grid-column:1/-1}
}
@media(max-width:560px){header,main,footer{padding:20px 16px}
.heading{align-items:flex-start}
.heading .eyebrow{max-width:20ch;font-size:12px}
.clock{padding-top:30px}
.clock>span{max-width:16ch;font-size:12px}
.clock strong{font-size:40px}
h1{font-size:40px}
.stats>div{padding:12px}
.stats strong{font-size:28px}
.stats>div>span{font-size:12px}
.stats small{font-size:12px}
.work{padding:20px 16px}
.card-title{display:block}
.tag{display:inline-block;margin-bottom:10px}
.ledger ol{grid-template-columns:1fr}
aside{display:block}
.decisions{grid-template-columns:1fr}
.repair{grid-column:auto}
.replay-buttons{flex-wrap:wrap}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}
}

header .subtle{font-size:12px}
.work,.stats,.bot-card{border-radius:3px}
.stats strong,.clock strong{font-variant-numeric:tabular-nums}
.check:disabled{opacity:1;background:#eee8dc}
.check.pass,.check.fixed{border-color:#9eb295}
.check.issue{background:#f9eae5}
.check span{font-variant-numeric:tabular-nums}
@media(max-width:380px){header{gap:14px}
.wordmark{font-size:21px}
.wordmark b{display:none}
.heading{gap:10px}
.clock strong{font-size:34px}
.stats>div{padding:10px 8px}
.stats strong{font-size:24px}
.check{padding:12px 10px;gap:8px}
.check span{font-size:12px}
}