/* ============================================================================
 * The Build — shared course design system (course.css)
 * ----------------------------------------------------------------------------
 * ONE stylesheet for the course hub, all lessons/heat checks, AND the
 * Developer's Adventure acts. Drop into:  the-build/assets/css/course.css
 *
 * Import paths:
 *   hub (index.html):            assets/css/course.css
 *   lessons + heat checks:       ../../assets/css/course.css
 *   adventure acts:              ../assets/css/course.css
 *
 * This is the ONE place to change the "look". Both the Course engine and the
 * Adventure engine render classes defined here, so every page inherits.
 *
 * Palette
 *   bg #0c0e12 · panel #151922 · panel2 #1b202b · line #2a3140
 *   ink #e8e9ed · muted #98a0b0 · accent #c9a86a · accent2 #e0c98f
 *   good #5fb98a · bad #c96a6a · amber #d8a85f
 * ========================================================================== */

/* ---------- base ---------- */
:root{
  --bg:#0c0e12; --panel:#151922; --panel2:#1b202b; --line:#2a3140;
  --ink:#e8e9ed; --muted:#98a0b0; --accent:#c9a86a; --accent2:#e0c98f;
  --good:#5fb98a; --bad:#c96a6a; --amber:#d8a85f;
  --serif:'Georgia','Times New Roman',serif;
}
*{box-sizing:border-box; margin:0; padding:0;}
body{
  background:var(--bg); color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  line-height:1.6; -webkit-font-smoothing:antialiased;
}
.wrap{max-width:880px; margin:0 auto; padding:28px 20px 80px;}

/* ---------- typography / shared ---------- */
.kicker{letter-spacing:.22em; text-transform:uppercase; font-size:11px; color:var(--accent); font-weight:600;}
h1{font-family:var(--serif); font-size:clamp(26px,4vw,38px); font-weight:600; margin:8px 0 4px;}
h1 .act{color:var(--accent); font-size:.55em; letter-spacing:.2em; vertical-align:middle; display:block; margin-bottom:4px;}
.sub{color:var(--muted); font-size:15px; margin-bottom:6px;}
.sub b{color:var(--ink);}
.frame-tag{display:inline-block; margin-top:6px; font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--accent2); border:1px solid var(--line); padding:3px 10px; border-radius:20px;}
.hidden{display:none;}
.hook{border-left:3px solid var(--accent); padding-left:14px; font-family:var(--serif); font-style:italic; color:var(--accent2); font-size:15px;}
.qtext{font-size:14.5px; color:#e8e9ed; margin:10px 0 4px;}
.qtext b{color:#fff;}
.ptext-inner{color:#d7dae2; font-size:15.5px;}
.ptext-inner b{color:#fff;}
.hint{font-size:11.5px; color:var(--muted); margin-top:4px;}
.crumb{color:var(--muted); font-size:12px; margin:4px 0 2px;}
.crumb b{color:var(--accent2);}
.xp{float:right; font-size:12px; color:var(--accent2);}
.xp b{font-family:var(--serif); font-size:16px;}

/* =======================================================================
   LESSON / HEAT-CHECK COMPONENTS  (rendered by course-engine.js)
   ======================================================================= */

/* --- progress strip (one seg per beat) --- */
.progress{display:flex; gap:6px; margin-top:16px;}
.progress .seg{flex:1; height:5px; background:var(--line); border-radius:3px;}
.progress .seg.done{background:var(--accent);}
.progress .seg.now{background:var(--accent2);}

/* --- beat card (prose / practice / hook all live inside) --- */
.beat{background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:22px 24px; margin-top:18px;}
.beat-tag{font-size:10px; letter-spacing:.2em; text-transform:uppercase; color:var(--accent); font-weight:700;}
.beat-tag .t{color:var(--accent2);}
.beat h3{font-family:var(--serif); font-size:20px; margin:6px 0 10px;}
.beat.p p, .beat.p .ptext-inner{margin-top:10px;}

/* ---- math box ---- */
.mathbox{background:var(--panel2); border:1px solid var(--line); border-radius:8px; padding:10px 12px; font-family:var(--serif); font-size:13px; color:var(--accent2); margin:10px 0 12px;}
.mathbox b{color:#fff;}

/* ---- answer row (free-text + check button) ---- */
.qrow{display:flex; align-items:center; gap:10px; margin-top:8px;}
.qrow input.num{width:150px; background:var(--panel2); border:1px solid var(--line); color:var(--ink); border-radius:8px; padding:10px; font-size:15px;}
.qrow input.num:focus{outline:none; border-color:var(--accent);}

/* ---- buttons: check / continue ---- */
button.ans{background:var(--accent); color:#16130c; border:none; padding:10px 22px; border-radius:8px; font-size:14px; font-weight:700; cursor:pointer;}
button.ans:hover{background:var(--accent2);}
.next-btn{margin-top:14px; background:transparent; color:var(--accent2); border:1px solid var(--accent); padding:10px 22px; border-radius:8px; font-size:14px; cursor:pointer;}
.next-btn:hover{background:rgba(201,168,106,.08);}

/* ---- Coach feedback box ---- */
.coach{display:none; margin-top:14px; border-radius:10px; padding:12px 16px; font-size:14px;}
.coach.show{display:block;}
.coach.good{background:rgba(95,185,138,.12); border:1px solid var(--good); color:var(--good);}
.coach.loose{background:rgba(216,168,95,.12); border:1px solid var(--amber); color:var(--amber);}
.coach.cold{background:rgba(201,106,106,.14); border:1px solid var(--bad); color:var(--bad);}
.coach b{color:#fff;}

/* ---- choice buttons ---- */
.choices{display:flex; flex-direction:column; gap:9px; margin-top:10px;}
button.choice{text-align:left; background:var(--panel2); color:var(--ink); border:1px solid var(--line); border-radius:9px; padding:13px 15px; font-size:14px; cursor:pointer; transition:border-color .15s,background .15s;}
button.choice:hover{border-color:var(--accent); background:#20273a;}

/* ---- mic-drop ending of a lesson ---- */
.micdrop{display:none; margin-top:18px; background:linear-gradient(180deg,#1a1f2b,var(--panel)); border:1px solid var(--accent); border-radius:14px; padding:20px 24px;}
.micdrop.show{display:block;}
.micdrop .label{font-size:10px; letter-spacing:.2em; text-transform:uppercase; color:var(--accent); font-weight:700;}
.micdrop q{display:block; font-family:var(--serif); font-size:19px; color:var(--accent2); font-style:italic; margin:8px 0 4px;}
.micdrop .md-note{color:#d7dae2; font-size:14px;}
.micdrop .md-xp{color:var(--accent2); font-weight:700; margin-top:6px;}
.micdrop .btns{margin-top:14px; display:flex; gap:10px; flex-wrap:wrap;}
.micdrop a{font-size:13px; color:var(--accent2); text-decoration:none; border:1px solid var(--accent); padding:8px 16px; border-radius:8px;}
.micdrop a:hover{background:rgba(201,168,106,.08);}

/* ---- heat check: temperature + question + summary ---- */
.temp{display:flex; align-items:center; gap:12px; margin:18px 0 6px; background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:16px 20px;}
.temp .tname{font-size:10px; letter-spacing:.18em; text-transform:uppercase; color:var(--muted);}
.temp .tval{font-family:var(--serif); font-size:26px; color:var(--amber); margin:0 14px 0 4px;}
.temp .tnote{color:var(--muted); font-size:13px;}
.q.heat-q{background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:22px 24px; margin-top:16px;}
.q.heat-q .qtag{font-size:10px; letter-spacing:.2em; text-transform:uppercase; color:var(--accent); font-weight:700;}
.q.heat-q h3{font-family:var(--serif); font-size:19px; margin:6px 0 8px;}
.summary{display:none; margin-top:18px; background:linear-gradient(180deg,#1a1f2b,var(--panel)); border:1px solid var(--accent); border-radius:14px; padding:22px 26px;}
.summary.show{display:block;}
.summary h2{font-family:var(--serif); font-size:22px; margin-bottom:6px;}
.summary .refresher{margin-top:14px; background:var(--panel2); border:1px solid var(--line); border-radius:10px; padding:12px 16px; font-size:14px; color:var(--muted);}
.summary .refresher b{color:var(--accent2);}
.summary-links{margin-top:14px; display:flex; gap:10px; flex-wrap:wrap;}
.summary-links a{font-size:14px; color:var(--accent2); text-decoration:none; border:1px solid var(--accent); padding:10px 20px; border-radius:8px;}
.summary-links a:hover{background:rgba(201,168,106,.08);}

/* =======================================================================
   ADVENTURE COMPONENTS  (rendered by engine.js)
   ======================================================================= */
.stack{display:flex; gap:18px; flex-wrap:wrap; margin:18px 0 6px; padding-bottom:16px; border-bottom:1px solid var(--line);}
.stack-line{font-size:13px; color:var(--muted);}
.stack-line b{color:var(--ink);}
.stack-line .sep{color:var(--accent); margin:0 6px;}

.scorecard{display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin:16px 0 12px;}
.metric{background:var(--panel); border:1px solid var(--line); border-radius:10px; padding:12px 14px; transition:border-color .3s;}
.metric.pulse{border-color:var(--accent2); box-shadow:0 0 0 1px rgba(201,168,106,.4);}
.metric .lab{font-size:10px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted);}
.metric .val{font-family:var(--serif); font-size:19px; margin-top:2px; font-variant-numeric:tabular-nums; color:var(--accent2);}
.metric .tick{font-size:11px; color:var(--muted);}

.fxbar{background:var(--panel2); border:1px solid var(--accent); color:var(--accent2); border-radius:8px; padding:10px 14px; font-size:13.5px; margin-bottom:12px; opacity:0; transform:translateY(-4px); transition:opacity .3s,transform .3s; max-height:0; overflow:hidden; padding-top:0; padding-bottom:0;}
.fxbar.show{opacity:1; transform:none; max-height:60px; padding-top:10px; padding-bottom:10px;}
.fxbar b{color:#fff;}

.page-ribbon{display:flex; align-items:center; gap:8px; margin:14px 0 10px; color:var(--muted); font-size:12px; letter-spacing:.1em; text-transform:uppercase;}
.page-ribbon b{color:var(--accent2); font-size:13px;}

.panel{background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:26px 26px 20px;}
.step{font-size:11px; letter-spacing:.2em; text-transform:uppercase; color:var(--accent); font-weight:600;}
.ptitle{font-family:var(--serif); font-size:24px; margin:6px 0 12px;}
.ptext{color:#d7dae2; font-size:16px;}
.ptext b{color:#fff;}

.strata-label, .act-label{margin:18px 0 6px; font-size:11px; letter-spacing:.2em; text-transform:uppercase; color:var(--accent); font-weight:700;}

.ending{background:linear-gradient(180deg,#1a1f2b,var(--panel)); border:1px solid var(--accent); border-radius:14px; padding:26px;}
.ending .vtag{display:inline-block; font-size:11px; letter-spacing:.18em; text-transform:uppercase; padding:4px 12px; border-radius:20px; margin-bottom:12px;}
.verdict-good .vtag{background:rgba(95,185,138,.15); color:var(--good); border:1px solid var(--good);}
.verdict-mid .vtag{background:rgba(216,168,95,.15); color:var(--amber); border:1px solid var(--amber);}
.verdict-bad .vtag{background:rgba(201,106,106,.15); color:var(--bad); border:1px solid var(--bad);}
.ending h2{font-family:var(--serif); font-size:24px; margin:4px 0 10px;}
.ending p{color:#d7dae2; font-size:15.5px;}
.ending .next{margin-top:18px; padding-top:16px; border-top:1px solid var(--line); font-size:14px; color:var(--accent2);}
.ending .next b{color:#fff;}
.ending .next .arrow{color:var(--accent);}
.ending .note{margin-top:10px; font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted);}
.handoff{margin-top:12px; padding:10px 12px; border:1px dashed var(--accent); border-radius:8px; font-size:13.5px; color:var(--accent2);}
.handoff b{color:#fff;}

.restart{display:block; margin:24px auto 0; background:transparent; color:var(--accent2); border:1px solid var(--accent); padding:11px 26px; border-radius:8px; font-size:14px; cursor:pointer; letter-spacing:.06em;}
.restart:hover{background:rgba(201,168,106,.1);}

.carry{background:var(--panel); border:1px solid var(--accent); border-radius:14px; padding:24px 26px; margin:22px 0;}
.carry h2{font-family:var(--serif); font-size:22px; margin-bottom:6px;}
.carry p{color:var(--muted); font-size:14px; margin-bottom:16px;}
.carry .grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:12px; margin-bottom:16px;}
.cfld label{display:block; font-size:10px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); margin-bottom:5px;}
.cfld input,.cfld select{width:100%; background:var(--panel2); color:var(--ink); border:1px solid var(--line); border-radius:8px; padding:9px 10px; font-size:15px;}
button.enter{background:var(--accent); color:#16130c; border:none; padding:12px 30px; border-radius:9px; font-size:15px; font-weight:700; cursor:pointer; letter-spacing:.04em;}
button.enter:hover{background:var(--accent2);}

.carried{display:flex; gap:10px; flex-wrap:wrap; margin:16px 0 6px; padding:12px; background:var(--panel); border:1px solid var(--line); border-radius:10px;}
.carried .ck{font-size:12px; color:var(--muted);}
.carried .ck b{color:var(--ink); display:block; font-family:var(--serif); font-size:16px;}
.carried .lab{font-size:10px; letter-spacing:.14em; text-transform:uppercase; color:var(--accent);}

.howto{margin-top:24px; background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:16px 20px; color:var(--muted); font-size:13.5px;}
.howto b{color:var(--ink);}
.howto .dot{color:var(--accent2);}

.moneyflow{background:var(--panel); border:1px solid var(--line); border-radius:12px; margin:4px 0 16px; overflow:hidden;}
.moneyflow summary{cursor:pointer; padding:13px 16px; list-style:none; color:var(--accent2); font-size:13.5px; display:flex; align-items:center; gap:8px;}
.moneyflow summary::-webkit-details-marker{display:none;}
.moneyflow summary .mf-kicker{font-weight:600;}
.moneyflow summary .mf-hint{color:var(--muted); font-size:12px; margin-left:auto; opacity:.8;}
.mf-map{display:grid; grid-template-columns:1fr 1fr; gap:10px; padding:4px 16px 0;}
.mf-lane{border-radius:10px; padding:12px 14px;}
.eq-lane{background:rgba(201,168,106,.08); border:1px solid rgba(201,168,106,.35);}
.loan-lane{background:rgba(95,185,138,.08); border:1px solid rgba(95,185,138,.35);}
.mf-lane-t{font-size:11px; letter-spacing:.16em; text-transform:uppercase; font-weight:700;}
.eq-lane .mf-lane-t{color:var(--accent2);}
.loan-lane .mf-lane-t{color:var(--good);}
.mf-lane-desc{font-size:13px; color:var(--muted); margin:6px 0 8px;}
.mf-lane-desc b{color:var(--ink);}
.mf-tags{display:flex; gap:6px; flex-wrap:wrap;}
.mf-tags span{font-size:11px; border:1px solid var(--line); border-radius:6px; padding:2px 8px; color:var(--muted);}
.mf-loan{display:grid; gap:2px; padding:10px 16px 4px; font-size:13px; color:var(--muted);}
.mf-loan div b{color:var(--ink);}
.mf-fees{border-top:1px solid var(--line); margin-top:10px; padding:12px 16px 16px;}
.mf-fee-head{color:var(--bad); font-weight:600; font-size:13.5px;}
.mf-fee-intro{color:var(--muted); font-size:13px; margin:4px 0 10px;}
.fee-ctl{display:flex; align-items:center; gap:12px; margin-bottom:10px; font-size:13px; color:var(--muted);}
.fee-ctl input{flex:1; accent-color:var(--accent);}
.fee-pct-val{font-family:var(--serif); font-size:16px; color:var(--accent2); min-width:50px; text-align:right; font-weight:600;}
.fee-read{font-size:13px; color:var(--muted); display:grid; gap:4px;}
.fee-read b{color:var(--ink); font-family:var(--serif); font-size:15px;}
.ret-bar{display:inline-block; width:92px; height:8px; background:var(--line); border-radius:5px; vertical-align:middle; margin-left:8px; overflow:hidden;}
#feeRetBar{display:block; height:100%; width:0; background:var(--accent); transition:width .15s;}
.fee-verdict{margin-top:8px; font-size:13px; font-weight:600; padding-top:8px; border-top:1px dashed var(--line);}
.fee-verdict.good{color:var(--good);} .fee-verdict.amber{color:var(--amber);} .fee-verdict.bad{color:var(--bad);}

/* ---------- responsive ---------- */
@media(max-width:640px){
  .scorecard{grid-template-columns:1fr 1fr;}
  .mf-map{grid-template-columns:1fr;}
}