:root{
  --bg:#eef1ec;--surface:#fff;--ink:#0e0f0c;--body:#454745;--muted:#5f645c;--line:#b9c1b3;--soft:#e2e7de;
  --accent:#9fe870;--accent-ink:#163300;--forest:#163300;
  --train:#1f7a4d;--easy:#a35f00;--rest:#b42318;--wait:#454745;
  --below:#b42318;--in:#1f7a4d;--above:#2a62b8;--band:rgba(31,122,77,.13);--m7:#0e0f0c;--m28:#6b6f68;
  --r:22px;--r-sm:12px;--lift:0px;
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){
  --bg:#121511;--surface:#1b1f1a;--ink:#e8ebe5;--body:#c3c8bf;--muted:#9aa095;--line:#3d443a;--soft:#262b24;
  --train:#5cc98a;--easy:#f0a742;--rest:#ff7a6b;--wait:#c3c8bf;
  --below:#ff7a6b;--in:#5cc98a;--above:#7aa7f0;--band:rgba(92,201,138,.16);--m7:#e8ebe5;--m28:#9aa095;color-scheme:dark}}
:root[data-theme=dark]{
  --bg:#121511;--surface:#1b1f1a;--ink:#e8ebe5;--body:#c3c8bf;--muted:#9aa095;--line:#3d443a;--soft:#262b24;
  --train:#5cc98a;--easy:#f0a742;--rest:#ff7a6b;--wait:#c3c8bf;
  --below:#ff7a6b;--in:#5cc98a;--above:#7aa7f0;--band:rgba(92,201,138,.16);--m7:#e8ebe5;--m28:#9aa095;color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--body);font:16px/1.5 var(--font)}
[id]{scroll-margin-top:16px}
h1,h2,h3{color:var(--ink);margin:0;line-height:1.1;letter-spacing:-.02em}
a{color:inherit}
kbd{font:600 .8em/1 ui-monospace,Menlo,monospace;border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;padding:.15em .4em;background:var(--surface);color:var(--ink)}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 12px;border-radius:8px;z-index:5}
.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:3px solid var(--above);outline-offset:2px}

.top,main,.foot{max-width:1160px;margin:0 auto;padding-left:20px;padding-right:20px}
.top{display:flex;align-items:center;gap:12px 16px;flex-wrap:wrap;padding-top:20px;padding-bottom:8px}
.brand{display:flex;align-items:center;gap:10px;font-size:1.35rem;font-weight:800}
.mark{width:30px;height:30px;color:var(--forest);background:var(--accent);border-radius:9px;padding:3px}
.tagline{margin:0;color:var(--muted);font-size:.95rem;flex:1 1 200px}
.ghost{min-width:44px;min-height:44px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;font-size:1.2rem;cursor:pointer}

main{display:grid;gap:28px;padding-top:12px;padding-bottom:40px}
.card,.call,.tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.card{padding:22px}
.card h2{font-size:1.25rem;margin-bottom:12px}
.sec{font-size:1.35rem;font-weight:800;margin-bottom:14px}
.sec-row{display:flex;align-items:center;justify-content:space-between;gap:10px 16px;flex-wrap:wrap;margin-bottom:12px}
.sec-row .sec,.sec-row h2{margin:0}
.hint{color:var(--muted);font-size:.9rem;margin:10px 0 0}
.u{color:var(--muted);font-weight:400;font-size:.85em}

.hero{display:grid;gap:20px;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);align-items:start}
.call{padding:28px 28px 22px;border-width:2px;position:relative;overflow:hidden}
.call::before{content:"";position:absolute;inset:0 auto 0 0;width:8px;background:var(--wait)}
.call[data-v=train]::before{background:var(--train)}
.call[data-v=easy]::before{background:var(--easy)}
.call[data-v=rest]::before{background:var(--rest)}
.when{margin:0 0 6px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-size:.8rem}
.verdict{font-size:clamp(3.2rem,11vw,6.4rem);font-weight:900;letter-spacing:-.045em;line-height:.95;margin:4px 0 16px;color:var(--ink)}
.call[data-v=empty] .verdict,.call[data-v=wait] .verdict{font-size:clamp(2.2rem,7vw,3.6rem)}
.call[data-v=train] .verdict{color:var(--train)}
.call[data-v=easy] .verdict{color:var(--easy)}
.call[data-v=rest] .verdict{color:var(--rest)}
.why{margin:0 0 14px;padding:0;list-style:none;display:grid;gap:6px;color:var(--ink);font-size:1.02rem}
.why li{padding-left:18px;position:relative}
.why li::before{content:"";position:absolute;left:2px;top:.6em;width:7px;height:7px;border-radius:50%;background:var(--muted)}
.rule{border-top:1px solid var(--soft);padding-top:10px}
.rule summary{cursor:pointer;font-weight:600;color:var(--ink);min-height:44px;display:flex;align-items:center}
.rule p{margin:4px 0 0;font-size:.92rem}
.note{font-size:.85rem;color:var(--muted);margin:10px 0 0}
.cta-row{margin:14px 0 0}
.cta-row[hidden]{display:none}

.entry .fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.entry .fields label{align-content:end}
label{display:grid;gap:6px;font-weight:600;color:var(--ink);font-size:.92rem}
input,textarea{font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 12px;min-height:46px;width:100%;min-width:0}
textarea{resize:vertical;font-family:ui-monospace,Menlo,monospace;font-size:.88rem}
input:focus,textarea:focus{outline:3px solid var(--accent);outline-offset:0;border-color:var(--forest)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:999px;border:0;background:var(--accent);color:var(--accent-ink);font:700 1rem/1 var(--font);text-decoration:none;cursor:pointer;transition:transform .12s ease,filter .12s ease}
.btn:hover{filter:brightness(.96)}
.btn:active{transform:scale(.98)}
.btn.quiet{background:transparent;color:var(--ink);border:1.5px solid var(--ink)}
.entry .btn{width:100%}
.link{background:none;border:0;padding:8px 0;min-height:44px;color:var(--ink);font:inherit;font-weight:600;text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.file{position:relative;margin:14px 0 16px;width:max-content;max-width:100%}
.file input{position:absolute;inset:0;opacity:0;cursor:pointer;min-height:0}
.file:focus-within{outline:3px solid var(--above);outline-offset:2px}
.paste{margin-bottom:12px}

.say{margin:-12px 0 0;min-height:1.5em;font-weight:600;color:var(--ink)}

.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.tile{padding:18px 20px}
.tile h3{font-size:.9rem;font-weight:600;color:var(--muted);letter-spacing:0}
.big{margin:6px 0 2px;font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800;color:var(--ink);letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.big small{font-size:.5em;font-weight:600;color:var(--muted);letter-spacing:0}
.sub{margin:0;font-size:.88rem}

.range{display:flex;gap:6px;flex-wrap:wrap}
.range button{min-height:44px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:600 .9rem/1 var(--font);cursor:pointer}
.range button[aria-pressed=true]{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.range button.locked::after{content:" ·  £";font-weight:400;opacity:.7}
.chart{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 12px 12px;position:relative}
.plot{height:300px;position:relative;touch-action:pan-y}
.plot svg{display:block;width:100%;height:100%;overflow:visible}
.plot text{fill:var(--muted);font:12px var(--font)}
.plot .grid{stroke:var(--soft);stroke-width:1}
.plot .bandA{fill:var(--band)}
.plot .m7{fill:none;stroke:var(--m7);stroke-width:2;stroke-linejoin:round}
.plot .m28{fill:none;stroke:var(--m28);stroke-width:2;stroke-dasharray:5 5}
.plot .pt{stroke:var(--surface);stroke-width:2}
.plot .pt.below{fill:var(--below)}.plot .pt.in{fill:var(--in)}.plot .pt.above{fill:var(--above)}.plot .pt.none{fill:var(--muted)}
.plot .xh{stroke:var(--ink);stroke-width:1;opacity:.35}
.plot .empty{fill:var(--muted);font-size:14px}
.tip{position:absolute;pointer-events:none;background:var(--ink);color:var(--surface);border-radius:10px;padding:8px 10px;font-size:.85rem;line-height:1.35;min-width:150px;box-shadow:0 6px 20px rgba(0,0,0,.18);z-index:2}
.tip b{display:block}
.legend{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:10px;font-size:.85rem;color:var(--body);padding:0 6px}
.legend span{display:inline-flex;align-items:center;gap:6px}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block}
.dot.in{background:var(--in)}.dot.below{background:var(--below)}.dot.above{background:var(--above)}
.swatch{width:16px;height:10px;background:var(--band);border:1px solid var(--line);display:inline-block}
.line{width:18px;border-top:2px solid var(--m7);display:inline-block}
.line.dash{border-top:2px dashed var(--m28)}

.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:20px;align-items:start}
.scroll{overflow-x:auto;max-height:520px;overflow-y:auto;border:1px solid var(--soft);border-radius:var(--r-sm)}
table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:.92rem}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--soft);white-space:nowrap}
th{position:sticky;top:0;background:var(--surface);color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
td{color:var(--ink)}
.pill{display:inline-flex;align-items:center;gap:6px;font-weight:600}
.pill::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--muted)}
.pill.below::before{background:var(--below)}.pill.in::before{background:var(--in)}.pill.above::before{background:var(--above)}
.del{min-width:44px;min-height:40px;background:none;border:0;color:var(--muted);font-size:1.1rem;cursor:pointer;border-radius:8px}
.del:hover{color:var(--rest);background:var(--soft)}
.acts{display:flex;gap:8px;flex-wrap:wrap}
.acts .btn{min-height:44px;padding:0 16px;font-size:.92rem}

.unlock{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:20px;align-items:center;background:var(--forest);border-color:var(--forest);color:#dfe9d6}
.unlock h2{color:#fff;font-size:1.6rem}
.unlock p{margin:8px 0 0}
.unlock .hint{color:#bfd0b0}
.gets{margin:12px 0 0;padding-left:20px;display:grid;gap:4px}
.pay-col{display:grid;gap:6px;justify-items:start}
.unlock .link{color:#fff}
.pay{font-size:1.05rem;padding:0 28px;min-height:52px}
body.pro .unlock{display:none}
body.pro .range button.locked::after{content:none}

.foot{padding-top:8px;padding-bottom:8px;color:var(--muted);font-size:.88rem}
.foot p{margin:4px 0}
.legal{max-width:1160px;margin:0 auto;padding:8px 20px 40px;color:var(--muted);font-size:.8rem;line-height:1.5}
.legal a{color:inherit;display:inline-block;min-height:24px;line-height:24px}
.faq{margin-top:28px}
.faq details{border-top:1px solid var(--line);padding:10px 0}
.faq summary{cursor:pointer;font-weight:600;color:var(--ink);min-height:28px}
.faq p{color:var(--body);margin:8px 0 0;max-width:70ch}

@media (max-width:900px){
  .hero,.split,.unlock{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:560px){
  .top,main,.foot,.legal{padding-left:14px;padding-right:14px}
  .tagline{order:3;flex-basis:100%;font-size:.88rem}
  .brand{flex:1}
  .call{padding:22px 20px 18px}
  .card{padding:18px}
  .tiles{grid-template-columns:minmax(0,1fr);gap:10px}
  .tile{display:grid;grid-template-columns:1fr auto;align-items:baseline;gap:0 12px;padding:14px 16px}
  .tile .sub{grid-column:1/-1}
  .big{margin:0}
  .plot{height:240px}
  th,td{padding:8px 5px;font-size:.88rem}
  th{white-space:normal;font-size:.72rem;vertical-align:bottom}
  .range{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:100%;gap:4px}
  .range button{padding:0 4px;font-size:.84rem}
  .range button.locked::after{content:" £"}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
@media print{
  body{background:#fff;padding:0}
  .entry,#data>.card:first-child,.unlock,.ghost,.range,.del,.acts,#wipe,.cta-row,.skip,#tp-bar,.say{display:none!important}
  .hero,.split{grid-template-columns:1fr}
  .card,.call,.tile,.chart{border-color:#999;break-inside:avoid}
  .scroll{max-height:none;overflow:visible}
}
.none{white-space:normal;color:var(--muted);padding:18px 10px;line-height:1.5}