/* ===== AI Academy: brand, tracks, interactive challenges, tools ===== */
:root { --t-foundations: #a78bfa; --t-it: #38bdf8; --t-business: #34d399; --t-automation: #fb923c; --t-governance: #f472b6; }
[data-theme="dark"] { --accent: #8b9cff; --forge: #f59e0b; }
[data-theme="light"] { --accent: #4f46e5; --forge: #b45309; }
.brand-logo { filter: drop-shadow(0 0 6px color-mix(in srgb, var(--accent) 60%, transparent)); }
.pbar > span { background: linear-gradient(90deg, var(--accent), #22d3ee); }

/* track colors */
[data-track="foundations"] { --tc: var(--t-foundations); } [data-track="it"] { --tc: var(--t-it); } [data-track="business"] { --tc: var(--t-business); }
[data-track="automation"] { --tc: var(--t-automation); } [data-track="governance"] { --tc: var(--t-governance); }
.path-card[data-track], .hq-track[data-track] { border-top: 4px solid var(--tc, var(--accent)); }
.side-track[data-track] .side-track-head span:first-child { color: var(--tc); }
body[data-focus="foundations"] .map-head { border-top: 4px solid var(--t-foundations); }
body[data-focus="it"] .map-head { border-top: 4px solid var(--t-it); }
body[data-focus="business"] .map-head { border-top: 4px solid var(--t-business); }
body[data-focus="automation"] .map-head { border-top: 4px solid var(--t-automation); }
body[data-focus="governance"] .map-head { border-top: 4px solid var(--t-governance); }

/* callouts */
.callout.biz { background: color-mix(in srgb, #10b981 9%, transparent); border-left-color: #10b981; }
.callout.itpro { background: var(--sys-bg); border-left-color: var(--sys); }
.callout.security { background: color-mix(in srgb, #ef4444 8%, transparent); border-left-color: #ef4444; }
.callout.example { background: var(--note-bg); border-left-color: #22d3ee; }
.callout.legal { background: color-mix(in srgb, #f472b6 9%, transparent); border-left-color: #f472b6; }
.callout.career { background: color-mix(in srgb, #f59e0b 9%, transparent); border-left-color: #f59e0b; }

/* prompt cards, comparisons, chats */
.prompt-card { margin: 18px 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--code-bg); }
.prompt-card figcaption { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 7px 12px; background: var(--card2); border-bottom: 1px solid var(--border); font-size: .84rem; font-weight: 600; }
.prompt-pre { margin: 0; padding: 12px 16px; white-space: pre-wrap; word-break: break-word; font-family: var(--mono); font-size: .86rem; line-height: 1.55; color: var(--code-text); background: var(--code-bg); border-radius: 0 0 var(--radius) var(--radius); }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 18px 0 6px; }
.cmp { margin: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.cmp figcaption { padding: 6px 12px; font-weight: 700; font-size: .85rem; }
.cmp.bad figcaption { background: var(--bad-bg); color: var(--bad); } .cmp.good figcaption { background: var(--ok-bg); color: var(--ok); }
.cmp-why { margin-top: 4px; }
.chat { margin: 18px 0; padding: 12px 14px; }
.chat figcaption { font-weight: 700; font-size: .88rem; margin-bottom: 8px; display: flex; gap: 8px; align-items: center; }
.msg { display: flex; gap: 8px; margin: 8px 0; align-items: flex-start; }
.msg.me { flex-direction: row-reverse; }
.msg .who { font-size: 1.2rem; line-height: 1.6; }
.msg .bubble { padding: 8px 12px; border-radius: 14px; max-width: 80%; font-size: .93rem; line-height: 1.5; }
.msg.me .bubble { background: color-mix(in srgb, var(--accent) 18%, var(--card)); border-top-right-radius: 4px; }
.msg.ai .bubble { background: var(--card2); border: 1px solid var(--border); border-top-left-radius: 4px; }
.chat-note { margin: 6px 0 0; }

/* exercises */
.ix-ex .ex-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.ix-ex .ex-head h3 { margin: 0; flex: 1 1 auto; }
.kind-badge { font-size: .74rem; }
.ix-box { margin: 10px 0; }
.ix-ex .cb-tools { border-top: 0; padding: 4px 0; background: transparent; }
.ix-fb { margin-top: 6px; }
.ans-list { padding-left: 1.3em; margin: 6px 0; }
.ans-list li { margin: 4px 0; }

/* forge */
.forge-goal { background: color-mix(in srgb, var(--forge) 10%, transparent); border: 1px solid color-mix(in srgb, var(--forge) 35%, transparent); border-radius: 10px; padding: 10px 14px; margin-bottom: 10px; }
.forge-label { display: block; }
.forge-input { width: 100%; font: inherit; font-size: .95rem; line-height: 1.5; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--card2); color: var(--text); resize: vertical; min-height: 140px; }
.forge-input:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.forge-meter { display: flex; align-items: center; gap: 10px; margin: 8px 0; }
.fm-bar { flex: 1; height: 10px; border-radius: 999px; background: var(--card2); border: 1px solid var(--border); overflow: hidden; }
.fm-bar > span { display: block; height: 100%; width: 0; background: var(--bad); transition: width .25s, background .25s; }
.fm-bar > span.mid { background: var(--forge); } .fm-bar > span.ok { background: var(--ok); }
.forge-report { margin-top: 10px; display: grid; grid-template-columns: 140px 1fr; gap: 14px; align-items: start; }
.forge-score { text-align: center; padding: 12px; border-radius: 12px; border: 2px solid var(--bad); background: var(--bad-bg); display: flex; flex-direction: column; }
.forge-score.ok { border-color: var(--ok); background: var(--ok-bg); }
.fs-num { font-size: 2.4rem; font-weight: 800; line-height: 1; } .fs-of { color: var(--muted); } .fs-tgt { font-size: .74rem; color: var(--muted); margin-top: 4px; }
.forge-crit, .forge-must { list-style: none; margin: 0; padding: 0; }
.forge-crit li, .forge-must li { display: grid; grid-template-columns: 24px 1fr; gap: 2px 6px; padding: 4px 0; border-bottom: 1px dashed var(--border); }
.forge-crit .fc-tip { grid-column: 2; color: var(--muted); }
.fc-mark { font-weight: 800; text-align: center; }
.forge-crit .lv2 .fc-mark, .forge-must .ok .fc-mark { color: var(--ok); } .forge-crit .lv1 .fc-mark { color: var(--forge); } .forge-crit .lv0 .fc-mark, .forge-must .bad .fc-mark { color: var(--bad); }
.forge-must { grid-column: 2; margin-top: 4px; } .forge-must .fm-head { display: block; font-weight: 700; border: 0; }
.forge-report > p { grid-column: 1 / -1; }

/* sort */
.sort-items { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.sort-item { border: 1px solid var(--border); border-radius: 10px; padding: 8px 12px; background: var(--card2); }
.sort-item.right { border-color: var(--ok); background: var(--ok-bg); } .sort-item.wrong { border-color: var(--bad); background: var(--bad-bg); }
.si-buckets { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.si-b { display: inline-flex; align-items: center; gap: 4px; border: 1px solid var(--border); border-radius: 999px; padding: 3px 10px; cursor: pointer; font-size: .85rem; background: var(--card); }
.si-b input { margin: 0; }
.si-b:has(input:checked) { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 16%, var(--card)); font-weight: 600; }
.si-why { margin-top: 4px; }

/* spot */
.spot-source { border-left: 4px solid var(--accent); background: var(--note-bg); padding: 8px 12px; border-radius: 8px; margin-bottom: 10px; font-size: .92rem; }
.spot-answer { border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; background: var(--card2); }
.spot-sents { line-height: 2.1; margin: 6px 0 0; }
.spot-s { font: inherit; font-size: .95rem; text-align: left; color: var(--text); background: transparent; border: 1px dashed transparent; border-radius: 6px; padding: 1px 4px; cursor: pointer; }
.spot-s:hover { border-color: var(--border); background: var(--card); }
.spot-s[aria-pressed="true"] { background: color-mix(in srgb, var(--forge) 22%, transparent); border-color: var(--forge); text-decoration: underline wavy var(--forge); }
.spot-s.right { background: var(--ok-bg); border-color: var(--ok); text-decoration: none; } .spot-s.wrong { background: var(--bad-bg); border-color: var(--bad); }
.spot-why { margin-top: 8px; }

/* roi */
.roi { display: grid; grid-template-columns: minmax(220px, 1fr) minmax(240px, 1.2fr); gap: 14px; }
.roi-facts table { font-size: .9rem; } .roi-facts th { width: 55%; }
.roi-ask { display: flex; flex-direction: column; gap: 8px; }
.roi-field { display: flex; flex-direction: column; gap: 3px; font-size: .9rem; position: relative; }
.roi-inp { display: flex; align-items: center; gap: 6px; }
.roi-inp input { font: inherit; font-family: var(--mono); padding: 6px 9px; border-radius: 8px; border: 1px solid var(--border); background: var(--card); color: var(--text); width: 100%; max-width: 220px; }
.roi-inp b { color: var(--muted); font-weight: 600; }
.roi-field.ok input { border-color: var(--ok); background: var(--ok-bg); } .roi-field.bad input { border-color: var(--bad); background: var(--bad-bg); }
.roi-mark { position: absolute; right: 0; top: 0; font-weight: 800; } .roi-field.ok .roi-mark { color: var(--ok); } .roi-field.bad .roi-mark { color: var(--bad); }
.roi-decide { border: 1px solid var(--border); border-radius: 10px; padding: 8px 12px; margin: 4px 0 0; display: flex; flex-direction: column; gap: 4px; }
.roi > p { grid-column: 1 / -1; margin: 0; }
.roi-tool { display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; align-items: start; }
.roi-form { display: flex; flex-direction: column; gap: 10px; }
.roi-dl { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 0; }
.roi-dl div { background: var(--card2); border: 1px solid var(--border); border-radius: 10px; padding: 8px 10px; }
.roi-dl dt { font-size: .78rem; color: var(--muted); } .roi-dl dd { margin: 0; font-weight: 800; font-size: 1.15rem; font-family: var(--mono); }
.pc-facts { max-width: 480px; margin: 8px 0; font-size: .9rem; }
.pc-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.pc-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* branch */
.br-trail { list-style: none; padding: 0; margin: 0 0 8px; display: flex; flex-direction: column; gap: 4px; }
.br-trail li { border-left: 3px solid var(--border); padding: 2px 10px; font-size: .9rem; }
.br-fb { color: var(--muted); }
.br-node { border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; background: var(--card2); }
.br-text { margin: 0 0 10px; }
.br-choices { display: flex; flex-direction: column; gap: 8px; }
.br-choice { text-align: left; justify-content: flex-start; white-space: normal; height: auto; line-height: 1.4; padding: 8px 12px; }
.br-end { border-radius: 10px; padding: 4px 2px; }
.br-end-k { font-weight: 800; }
.br-end.win .br-end-k { color: var(--ok); } .br-end.lose .br-end-k { color: var(--bad); }

/* arcade */
.sr-card { min-height: 110px; display: flex; align-items: center; justify-content: center; text-align: center; font-size: 1.15rem; padding: 18px; border: 2px dashed var(--border); border-radius: 14px; background: var(--card2); margin: 10px 0; }
.sr-card p { margin: 0; max-width: 60ch; }
.sr-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.sr-buttons .btn { justify-content: center; font-size: 1.1rem; padding: 14px; }
.sr-safe { border-color: var(--ok); } .sr-risky { border-color: var(--bad); }
.arcade-missed { text-align: left; margin: 8px 0; }

/* library, glossary, side quests, forge playground */
.lib-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 460px), 1fr)); gap: 16px; }
.lib-sec h2 { margin-top: .3em; }
.lib-tip { margin-top: -10px; }
.glossary-bar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 12px; }
.glossary-bar .glossary-filter { flex: 1 1 260px; margin: 0; }
.side-quests { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: 14px; }
.side-quests .side-quest { margin: 0; }
.side-quests .world-head h2 { font-size: 1.1rem; }
.forge-pg .pg-pick { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; }
.pg-select { font: inherit; padding: 7px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--card2); color: var(--text); max-width: 100%; }
.forge-pg .cb-tools { border-top: 0; background: transparent; padding: 4px 0; }

@media (max-width: 760px) {
  .compare, .roi, .roi-tool, .forge-report { grid-template-columns: 1fr; }
  .forge-must { grid-column: 1; }
  .roi-dl { grid-template-columns: 1fr 1fr; }
  .msg .bubble { max-width: 88%; }
  .sr-card { font-size: 1.02rem; }
}