/* Word counter WRD-20. Instrument Sheet chassis, accent #8E6E3E (tan). */
:root{
  --paper:#EDE9E2;
  --ink:#1E1D1B;
  --panel:#DEDACF;
  --line:#B7B0A2;
  --chassis:#2A2924;
  --accent:#8E6E3E;
  --on-accent:#EDE9E2;      /* paper on tan is 3.9:1, so paper type on the slab is only ever LARGE */
  --slab-paper:#EDE9E2;     /* the paper insets on the slab keep their colour in both schemes */
  --slab-ink:#1E1D1B;
  --font-ui:"Familjen Grotesk",system-ui,sans-serif;
  --font-spec:"Martian Mono",ui-monospace,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);
  --roll:.32s;
}
@media (prefers-color-scheme:dark){
  :root{--paper:#1E1D1B;--ink:#EDE9E2;--panel:#2A2924;--line:#4A473F;--chassis:#111}
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-ui);font-size:1rem;line-height:1.55;overflow-x:hidden}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
button{font:inherit;color:inherit}
h1,h2,h3,p,dl,dd,ol,ul,figure,pre,fieldset,blockquote{margin:0}
ol,ul{padding:0;list-style:none}
fieldset{padding:0;border:0;min-width:0}
[hidden]{display:none!important}
code{font-family:var(--font-spec);font-size:.8em}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* label strip */
.strip{max-width:1120px;margin:0 auto;padding:18px 32px 0;display:flex;justify-content:space-between;align-items:baseline;font-family:var(--font-spec);font-size:.75rem;font-weight:500;letter-spacing:.02em;border-bottom:1px solid var(--line)}
.strip-maker{text-decoration:none;padding-bottom:12px}
.strip-maker:hover{text-decoration:underline;text-underline-offset:3px}
.strip-code{padding-bottom:12px}

/* page */
.wrap{max-width:1120px;margin:0 auto;padding:40px 32px 0}
.title{font-size:4.5rem;font-weight:600;line-height:1;letter-spacing:-.01em;margin-bottom:16px}
.lede{font-size:1.125rem;max-width:60ch;margin-bottom:28px}
.lede strong{font-weight:600}
.subhead{font-size:1.375rem;font-weight:500;line-height:1.25}
.section-head{font-size:2rem;font-weight:600;line-height:1.1;margin:40px 0 14px}

/* the tan slab: the one accent shape. The count is the headline, the text is the feed */
.hero{position:relative;background:var(--accent);color:var(--on-accent);padding:36px 40px 36px}
.hero::before,.hero::after,.hero>.ticks::before,.hero>.ticks::after{content:"";position:absolute;width:14px;height:14px;border:0 solid var(--on-accent);pointer-events:none;z-index:2}
.hero::before{top:0;left:0;border-top-width:1px;border-left-width:1px}
.hero::after{top:0;right:0;border-top-width:1px;border-right-width:1px}
.hero>.ticks::before{bottom:0;left:0;border-bottom-width:1px;border-left-width:1px}
.hero>.ticks::after{bottom:0;right:0;border-bottom-width:1px;border-right-width:1px}

/* the odometer: one reel per digit, rolling on every keystroke */
.odo-row{display:flex;align-items:baseline;flex-wrap:wrap;gap:0 .18em;font-size:clamp(4.5rem,14vw,12rem);font-weight:600;line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin-bottom:10px}
.odo-row.is-long{font-size:clamp(3rem,9.5vw,8rem)}
.odo{display:flex;align-items:flex-start}
.od{position:relative;height:1em;overflow:hidden;width:.58em;text-align:center}
.od-r{display:block;transition:transform var(--roll) var(--ease);will-change:transform}
.od-r>i{display:block;height:1em;font-style:normal}
.od-c{width:.24em;text-align:center;height:1em}
.odo-unit{font-size:.28em;font-weight:600;letter-spacing:-.01em;padding-left:.15em}
.verdict{font-size:1.5rem;font-weight:500;line-height:1.25;max-width:56ch;margin-bottom:22px;min-height:1.25em}

/* the tape: a paper strip inside the slab holding the small counters in ink (AA at any size) */
.tape{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));background:var(--slab-paper);color:var(--slab-ink);border:1px solid var(--slab-paper);margin-bottom:16px}
.tape li{padding:12px 12px 10px;border-right:1px solid var(--line);min-width:0}
.tape li:last-child{border-right:0}
.tape-n{display:block;font-size:1.5rem;font-weight:600;line-height:1.1;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.tape-n.is-tick{animation:tick var(--roll) var(--ease) both}
@keyframes tick{0%{transform:translateY(.35em);opacity:0}100%{transform:none;opacity:1}}
.tape-l{display:block;font-size:.8125rem;line-height:1.3;margin-top:2px;opacity:.85}

/* the feed */
textarea.text{display:block;width:100%;min-height:220px;resize:vertical;font:inherit;font-size:1.0625rem;line-height:1.5;color:var(--slab-ink);background:var(--slab-paper);border:1px solid var(--slab-paper);border-radius:0;padding:14px 16px;margin-bottom:18px}
textarea.text::placeholder{color:var(--slab-ink);opacity:.55}
textarea.text:focus-visible{outline:2px solid var(--on-accent);outline-offset:3px}
textarea.text::selection{background:var(--accent);color:var(--on-accent)}

/* buttons */
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.btn{position:relative;display:inline-block;padding:12px 18px;border:1px solid var(--ink);background:var(--paper);color:var(--ink);font-weight:500;line-height:1.2;cursor:pointer;border-radius:0;text-decoration:none}
.btn:hover{background:var(--panel)}
.btn:disabled{opacity:.45;cursor:default}
.btn.is-done{background:var(--ink);color:var(--paper)}
.btn-small{padding:8px 12px;font-size:.9375rem}
/* on the slab: the primary is ink-filled, the others paper-filled; both AA in either scheme */
.btn-primary{background:var(--slab-ink);border-color:var(--slab-ink);color:var(--slab-paper)}
.btn-primary:hover{background:var(--slab-ink)}
.btn-primary.is-done{background:var(--slab-paper);border-color:var(--slab-paper);color:var(--slab-ink)}
.btn-primary .ticks{position:absolute;inset:0;pointer-events:none}
.btn-primary::before,.btn-primary::after,.btn-primary .ticks::before,.btn-primary .ticks::after{content:"";position:absolute;width:14px;height:14px;border:0 solid var(--on-accent);opacity:0;pointer-events:none}
.btn-primary::before{top:-6px;left:-6px;border-top-width:1px;border-left-width:1px}
.btn-primary::after{top:-6px;right:-6px;border-top-width:1px;border-right-width:1px}
.btn-primary .ticks::before{bottom:-6px;left:-6px;border-bottom-width:1px;border-left-width:1px}
.btn-primary .ticks::after{bottom:-6px;right:-6px;border-bottom-width:1px;border-right-width:1px}
.btn-primary:hover::before,.btn-primary:hover::after,.btn-primary:hover .ticks::before,.btn-primary:hover .ticks::after,
.btn-primary:focus-visible::before,.btn-primary:focus-visible::after,.btn-primary:focus-visible .ticks::before,.btn-primary:focus-visible .ticks::after{opacity:1}
.btn-primary:focus-visible{outline-color:var(--on-accent);outline-offset:4px}
.btn-paper{background:var(--slab-paper);border-color:var(--slab-paper);color:var(--slab-ink)}
.btn-paper:hover{background:#DEDACF}
.btn-paper:focus-visible{outline-color:var(--on-accent)}
.btn-paper.is-done{background:var(--slab-ink);border-color:var(--slab-ink);color:var(--slab-paper)}
.hint{font-size:1.25rem;font-weight:500;margin-left:6px}

/* reading line */
.reading{font-family:var(--font-spec);font-size:.75rem;font-weight:500;letter-spacing:.02em;white-space:pre;margin:12px 0 0}

/* the limits strip: five rules that fill as you type and go tan when you cross one */
.limits{margin-top:28px}
.limit-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line);background:var(--paper)}
.limit{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:auto auto;gap:8px 10px;align-items:baseline;padding:12px 14px 14px;border-right:1px solid var(--line);min-width:0}
.limit:last-child{border-right:0}
.limit-name{font-weight:500;line-height:1.2}
.limit-n{font-family:var(--font-spec);font-size:.75rem;font-weight:500;letter-spacing:.02em;white-space:nowrap;text-align:right}
.limit-rule{grid-column:1 / span 2;display:block;height:6px;background:var(--panel);position:relative}
.limit-rule b{position:absolute;inset:0 auto 0 0;width:0;background:var(--ink);transition:width .2s var(--ease)}
.limit.is-over .limit-rule b{background:var(--accent);width:100%}
.limit.is-over .limit-n{color:var(--accent);font-weight:500}
.limit.is-over .limit-name{color:var(--accent)}

/* the bench: keywords on the left, readability panel on the right */
.bench{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px 32px;margin-top:32px;align-items:start}
.keys{grid-column:span 7;min-width:0}
.panel{grid-column:span 5;min-width:0}

/* keywords: three columns of flat tan bars */
.keys-note{font-size:.9375rem;margin:6px 0 16px;max-width:60ch}
.keys-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 20px}
.keys-col{min-width:0}
.keys-h{font-size:1rem;font-weight:500;padding-bottom:6px;border-bottom:1px solid var(--ink);margin-bottom:6px}
.keys-list li{padding:7px 0;border-bottom:1px solid var(--line);min-width:0}
.keys-list li:last-child{border-bottom:0}
.keys-empty{font-size:.9375rem;opacity:.75}
.key-row{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.key-w{font-weight:500;overflow-wrap:anywhere;min-width:0}
.key-n{font-family:var(--font-spec);font-size:.6875rem;font-weight:500;letter-spacing:.02em;white-space:nowrap;opacity:.85}
.key-bar{display:block;height:6px;background:var(--panel);margin-top:5px;position:relative}
.key-bar b{position:absolute;inset:0 auto 0 0;width:0;background:var(--accent);transition:width .25s var(--ease)}

/* readability panel */
.panel{position:relative;border:1px solid var(--line);background:var(--panel);padding:24px 28px 28px;display:grid;gap:24px}
.field{min-width:0}
.field-h{font-size:1rem;font-weight:500;margin-bottom:8px}
.field-note{font-size:.9375rem;margin-top:10px;opacity:.85}
.ease{display:flex;align-items:baseline;gap:14px;margin-top:10px}
.ease-n{font-size:3rem;font-weight:600;line-height:1;font-variant-numeric:tabular-nums;color:var(--accent);min-width:1.4em}
.ease-band{font-size:1.0625rem;line-height:1.3}
.ease-scale{position:relative;height:6px;background:var(--paper);border:1px solid var(--line);margin-top:14px}
.ease-scale i{position:absolute;top:-5px;bottom:-5px;left:0;width:4px;background:var(--accent);transform:translateX(-50%);transition:left .3s var(--ease);opacity:0}
.ease-scale i.is-on{opacity:1}
.longest{border-left:3px solid var(--accent);padding:2px 0 2px 14px;font-size:1.0625rem;line-height:1.45;overflow-wrap:anywhere}
.longest-empty{opacity:.75;font-size:.9375rem}
.longest-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:12px}
.longest-n{font-family:var(--font-spec);font-size:.75rem;font-weight:500;letter-spacing:.02em}
.longest-n:empty{display:none}

/* notes */
.notes{display:grid;grid-template-columns:repeat(12,minmax(0,1fr))}
.notes>*{grid-column:span 8}
.notes p{max-width:68ch;margin-bottom:14px}

.foot{max-width:1120px;margin:0 auto;padding:20px 32px 40px;font-size:.875rem;opacity:.8}
.foot p{max-width:70ch}

/* narrow screens */
@media (max-width:1040px){
  .tape{grid-template-columns:repeat(5,minmax(0,1fr))}
  .tape li{border-bottom:1px solid var(--line)}
  .tape li:nth-child(5n){border-right:0}
  .tape li:nth-child(n+6){border-bottom:0}
  .tape li:nth-child(9){border-right:1px solid var(--line)}
  .limit-list{grid-template-columns:repeat(3,minmax(0,1fr))}
  .limit:nth-child(3n){border-right:0}
  .limit:nth-child(-n+3){border-bottom:1px solid var(--line)}
  .limit:nth-child(5){border-right:1px solid var(--line)}
}
@media (max-width:960px){
  .notes>*{grid-column:span 12}
  .bench{grid-template-columns:1fr}
  .keys,.panel{grid-column:span 1}
  .panel{order:1}
  .keys{order:2}
}
@media (max-width:640px){
  .strip{padding:14px 16px 0}
  .wrap{padding:28px 16px 0}
  .title{font-size:2.75rem}
  .lede{font-size:1rem}
  .hero{padding:22px 16px 22px}
  .odo-row{margin-bottom:8px}
  .verdict{font-size:1.25rem;margin-bottom:16px}
  .tape{grid-template-columns:repeat(3,minmax(0,1fr))}
  .tape li{padding:10px 10px 8px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
  .tape li:nth-child(3n){border-right:0}
  .tape li:nth-child(n+7){border-bottom:0}
  .tape li:nth-child(5),.tape li:nth-child(9){border-right:1px solid var(--line)}
  .tape li:nth-child(9){border-right:0}
  .tape-n{font-size:1.25rem}
  .tape-l{font-size:.75rem}
  textarea.text{min-height:180px;font-size:1rem}
  .hint{display:none}
  .limit-list{grid-template-columns:1fr}
  .limit{border-right:0;border-bottom:1px solid var(--line)}
  .limit:nth-child(5){border-right:0}
  .limit:last-child{border-bottom:0}
  .keys-grid{grid-template-columns:1fr;gap:18px 0}
  .panel{padding:20px 16px 22px;gap:20px}
  .ease-n{font-size:2.5rem}
  .section-head{font-size:1.625rem}
  .foot{padding:16px 16px 32px}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}