/* THE MIX & MASTER JOURNEY — additions on top of journey.css (brand v3: chrome / black / red / white).
   Lesson components + shared tool primitives. Tool-specific styles live in meter.css, eargym.css, logs.css, reference.css. */

/* ---------- lesson components ---------- */
.lesson .lsteps{padding-left:22px;color:#dcdbd7;counter-reset:s}
.lesson .lsteps li{margin:8px 0;padding-left:4px}
.lesson .lsteps li::marker{font-family:var(--font-mono);color:var(--red);font-size:12px}
.settings{background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r);margin:14px 0;overflow:hidden;font-family:var(--font-mono);font-size:12px}
.settings .sh{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--panel);text-transform:uppercase;letter-spacing:.12em;font-size:10.5px;color:var(--white)}
.settings .sr{display:grid;grid-template-columns:minmax(120px,40%) 1fr;gap:12px;padding:7px 14px;border-bottom:1px dashed var(--line)}
.settings .sr:last-of-type{border-bottom:0}
.settings .sr span:first-child{color:var(--dim);letter-spacing:.06em}
.settings .sr span:last-child{color:var(--chrome-hi)}
.settings .sn{padding:9px 14px;border-top:1px solid var(--line);color:var(--dim);font-family:var(--font-body);font-size:13px;line-height:1.5}
.callout{border:1px solid var(--chrome-lo);border-radius:var(--r);padding:12px 16px;margin:14px 0;font-size:14.5px;color:#dcdbd7;background:linear-gradient(180deg,rgba(236,238,242,.04),transparent)}
.callout b{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--chrome-hi);font-weight:400;margin-bottom:4px}
.listen{border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;margin:14px 0;background:var(--panel)}
.listen .lrow{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:10px 0;border-top:1px dashed var(--line)}
.listen .lrow:first-of-type{border-top:0}
.listen .lrow b{font-weight:600}
.listen .links{display:flex;gap:6px;flex-wrap:wrap}
.shelfgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px;margin:10px 0 6px}
.shelfitem{display:block;text-decoration:none;color:var(--white);background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;transition:border-color .15s,transform .15s}
.shelfitem:hover{border-color:var(--chrome-mid);transform:translateY(-1px)}
.shelfitem .st{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px}
.shelfitem .snm{font-weight:600;font-size:14px;line-height:1.3}
.shelfitem .sby{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin-top:3px}
.shelfitem .swhy{font-size:13px;color:#cfcec9;margin-top:6px;line-height:1.45}
.watchnote{margin:8px 0 4px;font-size:9.5px;letter-spacing:.12em;color:var(--ash);text-transform:uppercase;line-height:1.6}
.card.drill{border-left:3px solid var(--chrome-mid)}

/* vault audio */
.vitem.audio{aspect-ratio:auto;min-height:140px;display:flex;flex-direction:column;justify-content:space-between;padding:8px}
.vitem.audio .ft{padding:6px 4px;text-align:left}
.vitem .wave{font-size:22px;color:var(--chrome-hi)}
.vitem .vact{display:flex;gap:6px;flex-wrap:wrap}
.vitem .vaudio{width:100%;height:30px;margin-top:6px}

/* ---------- shared tool primitives ---------- */
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:16px 0}
.tab{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;padding:8px 12px;border-radius:99px;border:1px solid var(--line);background:var(--panel-2);color:var(--dim);cursor:pointer;white-space:nowrap}
.tab:hover{border-color:var(--chrome-lo);color:var(--white)}
.tab.on{background:var(--chrome-grad);color:var(--black);border-color:transparent;font-weight:700}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:14px}
.kv b{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);font-weight:400;padding-top:3px}
.numout{font-family:var(--font-display);font-size:clamp(30px,4vw,48px);line-height:1;color:var(--white)}
.numout small{font-family:var(--font-mono);font-size:12px;color:var(--dim);letter-spacing:.1em;margin-left:6px}
.choices{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:8px;margin:12px 0}
.choice{font-family:var(--font-mono);font-size:13px;letter-spacing:.06em;padding:14px 10px;border-radius:var(--r);border:1px solid var(--line);background:var(--panel-2);color:var(--white);text-align:center;cursor:pointer;transition:border-color .15s,background .15s,transform .1s}
.choice:hover{border-color:var(--chrome-mid)}
.choice:active{transform:scale(.98)}
.choice.right{border-color:var(--chrome-hi);background:rgba(236,238,242,.1)}
.choice.wrong{border-color:var(--red);background:var(--red-glow-soft)}
.choice.answer{outline:1px dashed var(--chrome-hi);outline-offset:2px}
.pill{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;padding:4px 9px;border-radius:99px;border:1px solid var(--line);color:var(--dim)}
.pill.ok{color:var(--chrome-hi);border-color:var(--chrome-lo)}
.pill.bad{color:var(--red);border-color:rgba(212,42,42,.5)}
.pill.warn{color:#d9d3c7;border-color:#6b645a}
.toolhead{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}
.toolhead .lede{margin-bottom:0}
.empty{border:1px dashed var(--line);border-radius:var(--r);padding:26px;text-align:center;color:var(--dim);font-size:14px;background:var(--panel-2)}
.empty b{display:block;font-family:var(--font-display);text-transform:uppercase;font-size:22px;color:var(--white);margin-bottom:6px;font-weight:400}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.fieldlbl{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:5px}
.hint{font-size:13px;color:var(--dim);line-height:1.5}
.hr-dash{border:0;border-top:1px dashed var(--line);margin:16px 0}
input[type=range]{accent-color:var(--red);padding:0;border:0;background:transparent}

@media (max-width:1040px){ .row3{grid-template-columns:1fr 1fr} }
@media (max-width:560px){ .row2,.row3{grid-template-columns:1fr} .listen .lrow{grid-template-columns:1fr} .settings .sr{grid-template-columns:1fr;gap:2px} }
@media print{ .settings,.listen,.shelfitem,.callout{border-color:#ccc;background:#fff;color:#111} .settings .sr span:last-child{color:#111} }


/* ---------- from the Mix & Master Journey: certificate, climb and vault chrome ---------- */
/* THE VAULT */
.vt-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;margin-top:10px}
.vt-item{background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r);padding:10px;display:flex;flex-direction:column;gap:8px;min-height:120px;position:relative}
.vt-item .vt-thumb{aspect-ratio:16/10;border-radius:4px;overflow:hidden;background:#000;display:grid;place-items:center;color:var(--ash);font-family:var(--font-mono);font-size:10px}
.vt-item .vt-thumb img{width:100%;height:100%;object-fit:cover}
.vt-item .vt-name{font-size:12.5px;line-height:1.3;word-break:break-word}
.vt-item .vt-meta{font-family:var(--font-mono);font-size:9.5px;color:var(--ash);letter-spacing:.06em}
.vt-item audio{width:100%;height:30px}
.vt-group{margin-top:22px}
.vt-group h4{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin:0 0 6px;font-weight:400;display:flex;justify-content:space-between;gap:10px}
.vt-group h4 a{color:var(--chrome-hi);text-decoration:none}
/* THE CLIMB */
.cl-wing{display:grid;grid-template-columns:52px 1fr auto;gap:14px;align-items:center}
.cl-wing .cl-roman{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--chrome-lo);font-family:var(--font-display);font-size:20px}
.cl-wing.done .cl-roman{background:var(--chrome-grad);color:var(--black);border-color:transparent}
.cl-req{display:grid;gap:6px}
.cl-req div{display:grid;grid-template-columns:22px 1fr auto;gap:10px;align-items:center;padding:9px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--panel-2);font-size:14px}
.cl-req div.on{border-color:var(--chrome-lo)}
.cl-req div i{width:14px;height:14px;border-radius:50%;border:1px solid var(--chrome-lo);display:inline-block}
.cl-req div.on i{background:var(--chrome-hi);border-color:transparent}
.cl-req .mono{font-size:10px}
.cert{position:relative;background:var(--panel);border:1px solid var(--chrome-lo);border-radius:var(--r);padding:44px 40px;text-align:center;overflow:hidden}
.cert::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--chrome-grad)}
.cert img{width:120px;filter:grayscale(1) contrast(1.35) brightness(1.15);margin:0 auto 14px;display:block}
.cert .cert-name{font-family:var(--font-display);text-transform:uppercase;font-size:clamp(40px,6vw,72px);line-height:.95;margin:10px 0}
.cert .receipt{max-width:460px;margin:22px auto 0;text-align:left}
@media (max-width:560px){ .mt-band{grid-template-columns:90px 1fr 56px;gap:8px} .mt-check{grid-template-columns:1fr} .mt-acts{justify-content:flex-start} .cert{padding:30px 18px} .cl-wing{grid-template-columns:40px 1fr} .cl-wing .cl-roman{width:40px;height:40px;font-size:16px} .cl-wing > :last-child{grid-column:2} }
@media print{ .cert{border:1px solid #999;background:#fff;color:#111} .cert .cert-name{color:#111} .cert img{filter:grayscale(1) invert(1)} }

/* ---------- the shelf ---------- */
/* THE MIX & MASTER JOURNEY — reference tools: THE SPEC SHEET (.sp-), THE FREQUENCY MAP (.fm-), THE SHELF (.sh-).
   Builds on journey.css (cards, tables, chips, receipts) and mix.css (tabs, pills, kv, empty, row2/row3). */

/* ───────── shared ───────── */
.pill.sp-unverified,.pill.fm-st.warn{border-style:dashed}
/* ───────── THE SHELF ───────── */
.sh-disclose{margin:12px 0 16px;padding:10px 12px;border:1px dashed var(--line);border-radius:var(--r);font-size:9.5px;letter-spacing:.12em;line-height:1.6;color:var(--ash)}
.sh-path{list-style:none;margin:14px 0;padding:0;display:grid;gap:10px}
.sh-step{display:grid;grid-template-columns:52px 1fr;gap:14px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.sh-body{min-width:0}
.sh-num{font-family:var(--font-display);font-size:30px;line-height:1;color:var(--chrome-hi)}
.sh-top{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px}
.sh-name{font-weight:600;font-size:16px;color:var(--white);text-decoration:none}
.sh-name:hover{text-decoration:underline}
.sh-by{margin-top:3px;font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.sh-why{margin:8px 0 6px;line-height:1.55;color:#dcdbd7}
.sh-when{font-size:10px;letter-spacing:.08em;text-transform:none;color:var(--chrome-hi)}
.sh-rooms{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.sh-free{color:var(--chrome-hi)}
.sh-filter input{font-size:16px}
.sh-chips{margin:10px 0 0}
.sh-count{margin:14px 0 0}
.sh-fam{display:flex;align-items:baseline;gap:10px;font-size:22px;margin:24px 0 4px}
.sh-fam .mono{font-size:10px}
.sh-eng{margin-top:14px}
.sh-eng .ref{min-width:0}
.sh-in{margin-top:8px;font-size:9.5px;letter-spacing:.06em;text-transform:none;line-height:1.6}
.sh-in a{color:var(--chrome-hi);text-decoration:none}
.sh-in a:hover{text-decoration:underline}
@media (max-width:560px){
  .sp-legend{gap:6px 10px}
  .sp-verdict{font-size:20px}
  .sp-kvr{grid-template-columns:1fr;gap:2px}
  .sp-ch,.fm-dh{flex-direction:column;gap:6px}
  .sp-calc input{font-size:18px}
  .fm-plotcard{padding:14px 12px}
  .fm-gain{max-width:none}
  .sh-step{grid-template-columns:1fr;gap:6px;padding:12px}
  .sh-num{font-size:22px}
  .sh-fam{font-size:19px}
}
@media print{
  .sp-gi,.sh-step,.fm-box{border-color:#ccc;background:#fff;color:#111}
  .sp-kvr span,.sp-gi dt,.sp-gi dd{color:#111}
}