/* The Barbershop Test — interactive pieces restored from the original essay.
   Loaded by /blog/barbershop-test/ only. Tokens come from /home.css (--g, --ink, --body, --muted, --line, --soft, --vend, --geist). */
.om-post{--bb-or:#ff7451;--bb-mono:'Geist Mono',ui-monospace,monospace}
.bb-fig{margin:12px 0}

/* Chapter labels */
.om .om-prose p.bb-ch{margin-top:28px;font:500 11px/1.3 var(--bb-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.om .om-prose p.bb-ch+h2{margin-top:-12px}

/* Pull quotes */
.om .om-prose p.bb-pull{margin:8px 0;padding:22px 24px;border-left:3px solid var(--g);border-radius:0 12px 12px 0;background:#f0fdf4;
  font:500 24px/1.35 var(--vend);letter-spacing:-.02em;color:var(--ink);text-wrap:balance}

/* Piece 1 — tombstones */
.bb-tomb{background:var(--soft);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:20px}
.bb-legend{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font:500 11px/1.2 var(--geist);letter-spacing:.08em;text-transform:uppercase;color:var(--body)}
.bb-legend>span{display:inline-flex;align-items:center;gap:8px}
.bb-sw{display:inline-block;width:12px;height:12px;border-radius:3px;border:1.5px solid var(--ink);background:#fff}
.bb-sw.k{background:var(--ink)}
.bb-legend .bb-count{margin-left:auto;color:var(--ink);font-variant-numeric:tabular-nums}
.bb-stones{display:grid;grid-template-columns:repeat(20,minmax(0,1fr));gap:8px 6px}
.bb-stone{position:relative;justify-self:center;width:100%;max-width:34px;aspect-ratio:34/46;border:1.5px solid var(--ink);
  border-radius:50% 50% 3px 3px/36% 36% 3px 3px;background:#fff;transition:background .35s ease}
.bb-stone.x{background:var(--ink)}
.bb-stone.x::before,.bb-stone.x::after{content:"";position:absolute;left:30%;right:30%;top:44%;height:1.5px;border-radius:1px;background:#fff}
.bb-stone.x::after{top:58%}

/* Piece 2 — stat cards */
.bb-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.bb-stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:12px}
.bb-num{font:700 56px/1 var(--vend);letter-spacing:-.04em;color:var(--g)}
.bb-desc{flex:1;font:400 16px/1.5 var(--geist);color:#404040;text-wrap:pretty}
.bb-src{padding-top:12px;border-top:1px solid var(--line);font:500 11px/1.45 var(--bb-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}

/* Piece 4 — illustrations */
.bb-sign{display:block;width:140px;height:auto;margin:4px auto}
.bb-moved{display:block;width:100%;max-width:720px;height:auto;margin:4px auto}

/* Piece 5 — Presence / Proof / Pulse */
.bb-ppp{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.bb-pcard{border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:10px}
.bb-pcard svg{display:block;width:100%;height:auto;background:var(--soft);border-radius:10px;margin-bottom:6px}
.bb-pt{font:700 22px/1.1 var(--vend);letter-spacing:-.02em;color:var(--ink)}
.bb-pl{font:500 11px/1.3 var(--bb-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.om-prose ul.bb-numlist{list-style:none;padding-left:0}

/* Piece 3 — ramen demonstration */
.bb-demo{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:60px 24px 24px;display:flex;flex-direction:column;gap:20px}
.bb-pill{position:absolute;top:18px;left:18px;background:#dcfce7;color:#166534;border-radius:9999px;padding:6px 10px;font:500 11px/1 var(--bb-mono);letter-spacing:.08em;text-transform:uppercase}
.bb-demo-q{max-width:520px;margin:0 auto;text-align:center;font:500 17px/1.5 var(--geist);color:var(--ink);text-wrap:balance}
.bb-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.om button.bb-choice{appearance:none;-webkit-appearance:none;margin:0;width:100%;text-align:left;cursor:pointer;background:#fff;color:var(--ink);
  border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:8px;box-shadow:0 0 0 1px transparent;
  transition:opacity .2s ease,border-color .2s ease,box-shadow .2s ease}
.om button.bb-choice:hover{border-color:#a3a3a3}
.om button.bb-choice[aria-pressed="true"]{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}
.bb-demo.picked button.bb-choice[aria-pressed="false"]{opacity:.5}
.bb-demo.picked button.bb-choice[aria-pressed="false"]:hover,.bb-demo.picked button.bb-choice[aria-pressed="false"]:focus-visible{opacity:.8}
.bb-cn{font:700 20px/1.2 var(--vend);letter-spacing:-.02em}
.bb-cr{font:400 15px/1.3 var(--geist);color:#404040}
.bb-cm{font:500 11px/1.3 var(--bb-mono);letter-spacing:.08em;color:#15803d}
.bb-cp{font:400 14px/1.3 var(--geist);color:var(--muted)}
.bb-live:empty{margin-top:-20px}
.bb-result{background:var(--soft);border-radius:12px;padding:24px;display:flex;flex-direction:column;gap:12px}
.bb-rh{font:700 22px/1.25 var(--vend);letter-spacing:-.02em;color:var(--ink);text-wrap:balance}
.bb-rp{font:400 16px/1.6 var(--geist);color:#404040;text-wrap:pretty}
.bb-rp strong{font-weight:600;color:var(--ink)}
.bb-rs{font:500 11px/1.5 var(--bb-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* Piece 6 — ad-spend slider */
.bb-ads{background:#0a0a0a;color:#fff;border-radius:16px;padding:40px;display:grid;grid-template-columns:minmax(0,1fr);gap:36px}
.bb-ctl{display:flex;flex-direction:column;gap:10px}
.bb-ctl+.bb-ctl{margin-top:32px}
.bb-lbl{font:500 11px/1.3 var(--bb-mono);letter-spacing:.1em;text-transform:uppercase;color:#a3a3a3}
.bb-val{font:700 40px/1 var(--vend);letter-spacing:-.03em;color:#fff;font-variant-numeric:tabular-nums}
.bb-ads input[type=range]{-webkit-appearance:none;appearance:none;display:block;width:100%;height:28px;margin:0;padding:0;background:transparent;cursor:pointer}
.bb-ads input[type=range]:focus{outline:none}
.bb-ads input[type=range]:focus-visible{outline:2px solid var(--g);outline-offset:4px;border-radius:4px}
.bb-ads input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:9999px;background:#525252}
.bb-ads input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:22px;height:22px;margin-top:-9px;border-radius:50%;background:#16a34a;border:3px solid #0a0a0a;box-shadow:0 0 0 1px #16a34a}
.bb-ads input[type=range]::-moz-range-track{height:4px;border-radius:9999px;background:#525252}
.bb-ads input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#16a34a;border:3px solid #0a0a0a;box-shadow:0 0 0 1px #16a34a}
.bb-out{display:flex;flex-direction:column;gap:22px}
.bb-ov{margin-top:8px;font:700 36px/1 var(--vend);letter-spacing:-.03em;color:#fff;font-variant-numeric:tabular-nums}
.bb-ov.or{color:var(--bb-or)}
.bb-hr{height:1px;background:rgba(255,255,255,.15)}
.bb-sum{font:400 15px/1.6 var(--geist);color:#d4d4d4;text-wrap:pretty}
.bb-sum strong{color:#fff;font-weight:600}
@media (min-width:800px){.bb-ads{grid-template-columns:repeat(2,minmax(0,1fr));gap:48px}}

/* Piece 7 — customer vignettes */
.bb-vig{display:grid;grid-template-columns:200px minmax(0,1fr);gap:32px;padding-top:28px;border-top:1px solid var(--line)}
.bb-who{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
.bb-ini{width:44px;height:44px;margin-bottom:8px;border-radius:50%;background:var(--g);color:#fff;display:flex;align-items:center;justify-content:center;font:600 15px/1 var(--geist)}
.bb-wn{font:500 12px/1.3 var(--bb-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink)}
.bb-wb{font:400 15px/1.4 var(--geist);color:#404040}
.bb-wc{font:400 14px/1.4 var(--geist);color:var(--muted)}
.bb-vbody{display:flex;flex-direction:column;gap:20px;min-width:0}
.om .om-prose h3.bb-vq{margin:0;font:500 26px/1.3 var(--vend);letter-spacing:-.02em;color:var(--g);text-wrap:balance}

/* Piece 8 — the quiz */
.bb-quiz{border:1px solid var(--ink);border-radius:16px;background:#fff;overflow:hidden}
.bb-qh{background:var(--soft);padding:20px 24px;display:flex;flex-direction:column;gap:6px}
.bb-qe{font:500 11px/1.3 var(--bb-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink)}
.bb-qs{font:400 15px/1.5 var(--geist);color:var(--body)}
.bb-qs[hidden]{display:none}
.bb-prog{height:3px;background:var(--line)}
.bb-prog i{display:block;height:100%;width:0;background:var(--g);transition:width .3s ease}
.bb-qb{padding:32px 24px;display:flex;flex-direction:column;gap:20px}
.bb-qn{font:500 11px/1.3 var(--bb-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.bb-qq{font:600 28px/1.2 var(--vend);letter-spacing:-.02em;color:var(--ink);text-wrap:balance}
.bb-qq:focus{outline:none}
.bb-opts{display:flex;flex-direction:column;gap:10px}
.om button.bb-opt{appearance:none;-webkit-appearance:none;margin:0;width:100%;display:flex;align-items:center;gap:14px;text-align:left;cursor:pointer;
  background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font:400 16px/1.4 var(--geist);
  transition:border-color .15s ease,background .15s ease,color .15s ease}
.om button.bb-opt:hover{border-color:var(--ink)}
.om button.bb-opt.sel{background:var(--ink);border-color:var(--ink);color:#fff}
.bb-opt b{flex:none;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font:500 12px/1 var(--bb-mono)}
.bb-opt.sel b{border-color:rgba(255,255,255,.4)}
.bb-score{display:flex;align-items:baseline;gap:4px}
.bb-score:focus{outline:none}
.om .om-prose p.bb-ch:first-child{margin-top:0}
.bb-sn{font:700 72px/1 var(--vend);letter-spacing:-.04em;color:var(--g)}
.bb-sd{font:500 20px/1 var(--geist);color:var(--muted)}
.bb-verdict{font:600 22px/1.3 var(--vend);letter-spacing:-.01em;color:var(--ink);text-wrap:balance}
.bb-bands{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.bb-band{border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:6px}
.bb-band.on{background:var(--ink);border-color:var(--ink);color:#fff}
.bb-bt{font:600 14px/1.3 var(--geist)}
.bb-bd{font:400 13px/1.45 var(--geist);color:var(--body)}
.bb-band.on .bb-bd{color:#d4d4d4}
.bb-wst{font:600 16px/1.4 var(--geist);color:var(--ink)}
.bb-rows{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.bb-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font:400 15px/1.4 var(--geist);color:#404040}
.bb-ic{flex:none;width:20px;text-align:center;font-weight:700}
.bb-ic.ok{color:var(--g)}
.bb-ic.bad{color:var(--bb-or)}
.bb-rl{flex:1;min-width:0}
.bb-tag{flex:none;border-radius:9999px;padding:5px 10px;font:500 12px/1 var(--geist);white-space:nowrap}
.bb-tag.ok{background:#dcfce7;color:#166534}
.bb-tag.bad{background:#fff1ec;color:#b4381a}
.om button.bb-again{align-self:flex-start;appearance:none;-webkit-appearance:none;margin:0;border:0;cursor:pointer;background:var(--ink);color:#fff;border-radius:9999px;padding:14px 24px;font:500 15px/1 var(--geist)}
.om button.bb-again:hover{background:#262626}

/* Piece 9 — compounding graph */
.bb-chart{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:12px}
.bb-ct{font:700 20px/1.25 var(--vend);letter-spacing:-.02em;color:var(--ink)}
.bb-cs,.bb-ax{font:500 11px/1.3 var(--bb-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.bb-ax.x{text-align:right}
.bb-chart svg{display:block;width:100%;height:auto}
.bb-leg{display:flex;flex-direction:column;gap:8px;padding-top:4px;font:500 11px/1.4 var(--bb-mono);letter-spacing:.06em;color:var(--body)}
.bb-leg>span{display:flex;align-items:center;gap:10px}
.bb-leg i{flex:none;width:24px;height:3px;border-radius:2px}
.bb-chart.draw .bb-green{stroke-dasharray:1;stroke-dashoffset:1}
.bb-chart.draw .bb-gap{opacity:0}
.bb-chart.draw.in .bb-green{stroke-dashoffset:0;transition:stroke-dashoffset 2.2s cubic-bezier(.4,0,.2,1)}
.bb-chart.draw.in .bb-gap{opacity:1;transition:opacity .6s ease 1.6s}

/* Piece 10 — coda band (full width) */
.bb-coda{width:100vw;margin:24px 0 0 calc(50% - 50vw);background:#0a0a0a;color:#fff;padding:96px 32px}
.bb-coda-in{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:24px}
.bb-cl{font:500 11px/1.3 var(--bb-mono);letter-spacing:.12em;text-transform:uppercase;color:#a3a3a3}
.om .bb-coda h2{font:700 clamp(36px,5.5vw,56px)/1.05 var(--vend);letter-spacing:-.04em;color:#fff;text-wrap:balance}
.bb-coda h2 span{display:block}
.bb-coda h2 .g{color:var(--g)}
.om .om-post .bb-coda p{font:400 18px/1.6 var(--geist);color:#d4d4d4;text-wrap:pretty}
.bb-cta{display:flex;flex-wrap:wrap;gap:12px;padding-top:8px}
.om a.bb-btn-g,.om a.bb-btn-o{display:inline-block;border-radius:9999px;padding:14px 24px;font:500 15px/1 var(--geist);white-space:nowrap;text-decoration:none;transition:background .15s ease}
.om a.bb-btn-g{background:var(--g);color:#fff}
.om a.bb-btn-g:hover{background:var(--gh);color:#fff}
.om a.bb-btn-o{color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.6)}
.om a.bb-btn-o:hover{background:rgba(255,255,255,.08);color:#fff}
.om-prose.bb-after{padding-top:16px}

/* Keyboard focus for every control in this post */
.om button.bb-choice:focus-visible,.om button.bb-opt:focus-visible,.om button.bb-again:focus-visible,.om a.bb-btn-g:focus-visible,.om a.bb-btn-o:focus-visible{outline:2px solid var(--g);outline-offset:3px}

/* Phones */
@media (max-width:699px){
  .bb-stats,.bb-ppp,.bb-bands{grid-template-columns:minmax(0,1fr)}
  .bb-vig{grid-template-columns:minmax(0,1fr);gap:16px}
  .bb-who{flex-direction:row;flex-wrap:wrap;align-items:center;gap:4px 10px}
  .bb-ini{margin-bottom:0}
  .bb-who .bb-wn{flex-basis:calc(100% - 54px)}
  .bb-who .bb-wb,.bb-who .bb-wc{flex-basis:100%}
}
@media (max-width:640px){
  .bb-stones{grid-template-columns:repeat(10,minmax(0,1fr))}
  .bb-choices{grid-template-columns:minmax(0,1fr)}
  .bb-ads{padding:24px}
  .bb-tomb,.bb-chart{padding:20px}
  .bb-demo{padding:56px 18px 18px}
  .bb-qb{padding:24px 18px}
  .bb-qh{padding:18px}
  .bb-qq{font-size:22px}
  .bb-sn{font-size:60px}
  .om .om-prose p.bb-pull{font-size:20px;padding:18px 20px}
  .om .om-prose h3.bb-vq{font-size:22px}
  .bb-coda{padding:64px 20px}
}
@media (prefers-reduced-motion:reduce){
  .bb-stone,.bb-prog i,.om button.bb-choice,.om button.bb-opt{transition:none}
}