/* Tool pages (/tools/<slug>/), Field guide style. Markup: src/toolpage.js; spec: design/tool-page/README.md.
   Mobile-first reading order; a facts sidebar from 900px. */
:root{
  --bg:#f7f6f2;--card:#fff;--ink:#1f2328;--muted:#646a73;--line:#e2e0d8;--link:#1c5cab;--chip:#efede6;--tick:#1f2328;
  /* Ordinal score scale, validated (--ordinal, light surface #fff) */
  --s1:#86b6ef;--s2:#5598e7;--s3:#256abf;--s4:#184f95;--s5:#0d366b;
  --i1:#0b1220;--i2:#0b1220;--i3:#fff;--i4:#fff;--i5:#fff;
  --font:"Avenir Next","Avenir","Segoe UI Variable Text","Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#121417;--card:#1a1d22;--ink:#e9eaec;--muted:#a0a6ae;--line:#2c3038;--link:#8fbaf3;--chip:#262a31;--tick:#e9eaec;
  /* validated, dark surface (#1a1d22 card) */
  --s1:#184f95;--s2:#256abf;--s3:#3987e5;--s4:#6da7ec;--s5:#b7d3f6;
  --i1:#fff;--i2:#fff;--i3:#0b1220;--i4:#0b1220;--i5:#0b1220;
}}
*{box-sizing:border-box}
html{font:16px/1.55 var(--font);color:var(--ink);background:var(--bg);font-variant-numeric:tabular-nums;scroll-behavior:smooth}
body{margin:0;background:var(--bg)}a{color:var(--link)}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.top{display:flex;justify-content:space-between;align-items:center;max-width:1180px;margin:0 auto;padding:16px}
.brand{font-weight:700;color:var(--ink);text-decoration:none}
.top nav{display:flex;gap:16px}.top nav a{color:var(--muted);text-decoration:none;font-size:.92rem}
main{max-width:1180px;margin:0 auto;padding:0 16px 40px}
h2{font-size:1.3rem;margin:40px 0 8px;scroll-margin-top:12px}h3{font-size:1rem;margin:0 0 4px}
.note{font-size:.88rem;color:var(--muted);margin:0 0 12px;max-width:72ch}
.unv,.muted{color:var(--muted)}.muted{font-size:.9rem;margin:0}.unv{font-style:italic;font-size:.92em}
.src{font-size:.72rem;color:var(--muted)}
.cite{font-size:.78rem;color:var(--muted);margin:6px 0 0}.cite a{color:var(--muted)}

/* Header */
.crumbs{font-size:.85rem;color:var(--muted);margin-top:4px}.crumbs a{color:var(--muted)}
.hero h1{font-size:2.3rem;line-height:1.1;letter-spacing:-.02em;margin:14px 0 8px}
.h1sub{display:block;font-size:1.05rem;font-weight:500;letter-spacing:0;color:var(--muted);margin-top:6px}
.lede{font-size:1.1rem;max-width:62ch;margin:0}

/* Summary card */
.summary{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px 24px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin:20px 0 14px}
.ovbig{text-align:center;min-width:5.5em}.ovbig .num{display:block;font-size:2.6rem;font-weight:700;line-height:1}.ovbig .of{font-size:.72rem;color:var(--muted)}
.sumtext p{margin:0 0 10px;font-size:.92rem;color:var(--muted)}.sumtext b{color:var(--ink)}
.strip{display:grid;grid-template-columns:repeat(8,minmax(0,76px));gap:6px;list-style:none;margin:0;padding:0}
.strip a{display:flex;flex-direction:column;align-items:center;text-decoration:none;color:var(--muted)}
.strip .lb{font-size:.62rem;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}
.tile{display:inline-grid;grid-auto-flow:column;place-content:center;align-items:center;width:100%;max-width:44px;height:30px;border-radius:7px;font-weight:700;font-size:.92rem}
.tile.s1,.fill.s1{background:var(--s1);color:var(--i1)}.tile.s2,.fill.s2{background:var(--s2);color:var(--i2)}.tile.s3,.fill.s3{background:var(--s3);color:var(--i3)}.tile.s4,.fill.s4{background:var(--s4);color:var(--i4)}.tile.s5,.fill.s5{background:var(--s5);color:var(--i5)}
.tile.na{border:1.5px dashed var(--muted);color:var(--muted);font-weight:400}
.visit{font-weight:600;text-decoration:none;border:1px solid var(--line);border-radius:10px;padding:10px 14px;background:var(--bg);white-space:nowrap}

/* At a glance chips */
.glance{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.glance li{background:var(--chip);border:1px solid transparent;border-radius:999px;padding:4px 12px;font-size:.86rem}
.glance .k{color:var(--muted);font-size:.78rem;margin-right:2px}
.glance li.na{background:transparent;border:1px dashed var(--muted);color:var(--muted)}

/* On this page */
.toc{display:flex;gap:6px 16px;flex-wrap:wrap;font-size:.86rem;margin:16px 0 0;padding:10px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.toc span{color:var(--muted)}.toc a{text-decoration:none}

/* Layout: description + facts sidebar + body. DOM order = mobile reading order. */
.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:0 40px}
.desc p{max-width:68ch}.desc>p:first-child{font-size:1.02rem}
.aibox{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--s3);border-radius:10px;padding:10px 14px;font-size:.92rem}
.side{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:4px 16px 12px;margin-top:8px}
.side h2{margin:12px 0 4px;font-size:1.05rem}
.side dl{margin:0;display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.side dl div{padding:7px 0;border-bottom:1px solid var(--line)}
.side dt{color:var(--muted);font-size:.74rem}.side dd{margin:0;font-size:.9rem}
.sidefoot{font-size:.76rem;color:var(--muted);margin:10px 0 0}
@media (min-width:900px){
  .layout{grid-template-columns:minmax(0,1fr) 300px;grid-template-areas:"desc side" "body side"}
  .desc{grid-area:desc}.body{grid-area:body}
  .side{grid-area:side;align-self:start;margin-top:22px}
  .side dl{grid-template-columns:1fr}
}

/* What the coach does */
.cap,.partners,.profile{width:100%;border-collapse:separate;border-spacing:0;background:var(--card);border:1px solid var(--line);border-radius:12px;font-size:.88rem;overflow:hidden}
.cap thead th{font-size:.72rem;color:var(--muted);font-weight:600}
.cap tr.kind th{background:var(--bg);font-size:.78rem;color:var(--muted);font-weight:700}
.cap tbody:last-child tr:last-child>*{border-bottom:0}
.cap th,.cap td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.cap th{font-weight:500}.cap .q{display:block;font-weight:400;font-size:.74rem;color:var(--muted);line-height:1.35;margin-top:1px}
.cap .lv{white-space:nowrap;width:7em}.cap td.s,.cap th.s{white-space:nowrap;width:12em}
.cap tr.lv-na th{color:var(--muted);font-weight:400}
.dot{display:inline-block;width:.8em;height:.8em;border-radius:50%;border:2px solid var(--ink);margin-right:6px;vertical-align:-1px}
.dot.full{background:var(--ink)}.dot.partial{background:linear-gradient(90deg,var(--ink) 50%,transparent 50%)}

/* Works with */
.partners th,.partners td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left}
.partners thead th{font-size:.72rem;color:var(--muted);font-weight:600}
.partners td{text-align:center;width:7.5em}.partners td.s{text-align:left;width:12em;white-space:nowrap}
.partners tbody th{font-weight:500}.partners tr.kind th{background:var(--bg);font-size:.78rem;color:var(--muted);font-weight:700}
.partners .yes{font-weight:700}.partners .no{color:var(--muted)}
.partners tr.none th{color:var(--muted)}
.partners .pn{display:block;font-size:.74rem;font-weight:400;color:var(--muted);line-height:1.35}
.partners .sm,.cap .sm{display:none}.ck{display:block;font-size:.7rem;color:var(--muted)}
.partners tbody:last-child tr:last-child>*{border-bottom:0}
.empty{background:transparent;border:1.5px dashed var(--line);border-radius:12px;padding:12px 16px}.empty p{margin:0;font-size:.92rem;color:var(--muted)}

/* Pricing */
/* Cells wrap to as many 9em columns as fit; each cell draws its right and bottom divider, the outer edges are clipped. */
.pricegrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(9em,1fr));margin:0 0 14px;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.pricegrid div{padding:10px 14px;min-width:0;overflow-wrap:anywhere;box-shadow:1px 0 0 var(--line),0 1px 0 var(--line)}
.pricegrid dt{font-size:.74rem;color:var(--muted)}.pricegrid dd{margin:0;font-weight:600}.pricegrid .src{font-weight:400;display:block}
.tiers{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.tier{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px}
.tier .tp{font-weight:700;margin:0 0 6px}.tier p{margin:0 0 6px;font-size:.9rem}

/* Scores: optional profile table, then one evidence card per dimension */
.profile{margin-bottom:14px}
.profile caption{caption-side:top;text-align:left;font-size:.82rem;color:var(--muted);padding:0 0 6px}
.profile th,.profile td{padding:7px 10px;border-bottom:1px solid var(--line);text-align:left}
.profile tbody tr:last-child>*{border-bottom:0}
.profile thead th{font-size:.72rem;color:var(--muted);font-weight:600}
.profile tbody th{font-weight:500;width:12em}.profile tbody th a{color:var(--ink);text-decoration:none}
.profile .sv{width:3.5em;text-align:center;font-weight:700}.profile .md{width:4.5em;text-align:center;color:var(--muted)}
.profile td.bar{width:auto}
.track{position:relative;display:block;height:12px;border-radius:0 4px 4px 0;background:var(--chip)}
.track.na{background:repeating-linear-gradient(135deg,transparent 0 4px,var(--line) 4px 6px)}
.fill{position:absolute;left:0;top:0;bottom:0;border-radius:0 4px 4px 0}
.tick{position:absolute;top:-4px;bottom:-4px;width:2px;margin-left:-1px;background:var(--tick);box-shadow:0 0 0 2px var(--card)}
.cards{display:grid;gap:10px}
.ev{display:grid;grid-template-columns:48px 1fr;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;scroll-margin-top:12px}
.ev.na{background:transparent;border-style:dashed}
.tile.big{width:48px;max-width:none;height:48px;border-radius:10px;font-size:1.3rem}
blockquote{margin:0;font-size:.94rem}
.ownertag{font-size:.8rem;color:var(--muted);margin:0 0 4px}
.tile sup,.sv sup{font-size:.6em;margin-left:1px}

/* What athletes say */
.voices{list-style:none;margin:0;padding:0;background:var(--card);border:1px solid var(--line);border-radius:12px}
.voices li{display:grid;grid-template-columns:6.5em 1fr;gap:2px 12px;padding:10px 14px;border-bottom:1px solid var(--line)}
.voices li:last-child{border-bottom:0}
.voices .meta{grid-column:2;font-size:.76rem;color:var(--muted)}
.kind{grid-row:span 2;align-self:start;font-size:.72rem;font-weight:600;text-align:center;border-radius:999px;padding:2px 8px;background:var(--chip);color:var(--muted)}

/* Questions */
.qa h3{margin-top:16px}.qa p{margin:0;max-width:70ch;color:var(--ink)}

/* Similar */
.sim{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}
.sim a{display:grid;grid-template-columns:1fr auto;gap:2px 8px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 14px;text-decoration:none;color:var(--ink);height:100%}
.sim .nm{font-weight:700}.sim .ov{font-weight:700;font-size:1.1rem}.sim .meta{grid-column:1/-1;font-size:.78rem;color:var(--muted)}
.sim a:hover .nm{color:var(--link)}

.srcs{font-size:.9rem;padding-left:1.2em;margin:0 0 12px}.srcs li{margin:3px 0}.meta{font-size:.76rem;color:var(--muted)}
footer{max-width:1180px;margin:0 auto;padding:20px 16px;border-top:1px solid var(--line);font-size:.85rem;color:var(--muted)}
footer p{max-width:80ch}

/* Phones */
@media (max-width:640px){
  .top{flex-wrap:wrap;gap:4px 16px}.brand{white-space:nowrap}.top nav{gap:14px}.top nav a{font-size:.85rem}
  .hero h1{font-size:1.8rem}.h1sub{font-size:.95rem}.lede{font-size:1rem}
  .summary{grid-template-columns:auto 1fr;padding:14px;gap:12px 14px}
  .sumtext{display:contents}
  .sumtext p{grid-column:2;grid-row:1;margin:0;font-size:.85rem}
  .strip{grid-column:1/-1;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px 6px}
  .tile{max-width:none}
  .visit{grid-column:1/-1;text-align:center}
  .glance{display:grid;grid-template-columns:1fr 1fr;gap:6px}
  .glance li{border-radius:10px;padding:6px 10px;font-size:.84rem;line-height:1.3}
  .glance .k{display:block;font-size:.7rem}
  .cap th,.cap td{padding:7px 6px}.cap td.s,.cap th.s{display:none}.cap .lv{width:auto}
  .toc{flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
  .partners th,.partners td{padding:7px 6px}
  .partners thead th{font-size:.62rem;line-height:1.2}
  .partners td{width:3.6em}
  .partners td.s,.partners thead th.s{display:none}
  .partners .sm,.cap .sm{display:block;margin-top:1px}
  .profile th,.profile td{padding:6px 6px}
  .profile tbody th{width:auto;font-size:.82rem}
  .profile .sv{width:2.2em}.profile .md{width:3.4em}
  .ev{grid-template-columns:40px 1fr;gap:12px;padding:12px}.tile.big{width:40px;height:40px;font-size:1.1rem}
  .voices li{grid-template-columns:1fr}.kind{grid-row:auto;justify-self:start}.voices .meta{grid-column:1}
}