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14px;min-height:44px;font-size:12px;white-space:nowrap}.pace-secondary{background:var(--light);color:var(--ink)}.pace-primary{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:650}.pace-primary span{float:right}.pace-converter form>.pace-primary{width:100%;margin-top:18px}.pace-converter label,.chart-controls label{display:flex;flex-direction:column;gap:7px;font-size:11px;font-weight:650}.pace-converter input,.pace-converter select,.chart-controls input,.chart-controls select{width:100%;height:44px;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:5px;padding:9px 10px;font-size:15px;min-width:0}.paired-input{display:grid;grid-template-columns:1.3fr 1fr;gap:12px;margin-top:14px}.paired-input[hidden],[hidden]{display:none!important}.pace-converter small{display:block;font-size:11px;line-height:1.6;color:var(--muted);margin-top:8px}.chart-settings{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:18px 0 12px}.chart-settings summary{cursor:pointer;min-height:44px;padding:13px 0;font-size:12px;font-weight:650}.chart-settings summary span{font-weight:400;color:var(--muted);margin-left:14px;font-size:11px}.chart-controls{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:12px;margin:8px 0}.chart-controls button{grid-column:1/-1}.pace-small{font-size:11px;line-height:1.65;color:var(--muted)}.pace-error{color:#a13530;font-size:12px;line-height:1.6;margin:10px 0}.pace-error:empty{display:none}.pace-table-scroll{max-height:490px;overflow:auto;border:1px solid var(--line);border-radius:7px;scroll-margin:12px}.pace-table{border-collapse:collapse;width:100%;font-size:13px;font-variant-numeric:tabular-nums;text-align:center;white-space:nowrap}.pace-table caption{text-align:left;padding:12px 14px;font-size:11px;color:var(--muted);background:var(--paper)}.pace-table thead{position:sticky;top:0;z-index:1;background:var(--light)}.pace-table th,.pace-table td{padding:12px 8px;border-bottom:1px solid var(--line)}.pace-table thead th{font-size:10px;letter-spacing:.7px;font-weight:700}.pace-table tbody th{font-weight:700;color:var(--ink)}.pace-table tbody tr:nth-child(even){background:#f7faf7}.pace-table tbody tr.highlighted{background:#e0eee0}.pace-table tbody tr.highlighted th{color:#235a44}.highlight-cell{width:40px;padding:0 4px!important}.row-highlight{background:transparent;border:0;color:var(--muted);font-size:21px;min-width:40px;min-height:44px;padding:0}.row-highlight[aria-pressed=true]{color:#257049}.chart-actions{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;margin-top:12px}.chart-actions>span{font-size:11px;color:var(--muted);flex:1 1 100%}.pace-text{border:0;background:transparent;padding:6px 0;min-height:40px;font-size:11px;color:var(--accent)}.print-controls{display:flex;flex-wrap:wrap;gap:6px 15px;align-items:center;padding-top:8px;border-top:1px solid var(--line)}.print-controls label{display:flex;align-items:center;gap:7px;font-size:11px;min-height:36px}.print-controls input{accent-color:var(--accent);width:16px;height:16px}.pace-results{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:7px;overflow:hidden;margin-top:22px}.pace-results>div{background:var(--light);padding:16px 12px}.pace-results strong{display:block;font:750 25px Manrope,sans-serif;letter-spacing:-.5px;font-variant-numeric:tabular-nums}.pace-results span{display:block;font-size:11px;color:var(--muted);margin-top:3px}.device-result{margin-top:18px;padding:16px;background:var(--paper);border-radius:7px;border:1px solid var(--line)}.device-result>strong{display:block;font:750 26px Manrope,sans-serif;margin:10px 0}.device-result p{font-size:12px;line-height:1.7}.pace-inline-link{font-size:12px;color:var(--accent)}.pace-guide{margin:56px 0 36px}.pace-guide h2,.pace-faq h2,.pace-method h2{font:750 28px/1.3 Manrope,sans-serif;letter-spacing:-.6px;margin:12px 0}.pace-guide>div:first-child{max-width:720px}.pace-guide p,.pace-faq p,.pace-method p{font-size:14px;line-height:1.8;color:var(--muted)}.pace-examples{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:25px}.pace-examples article{border:1px solid var(--line);background:var(--light);border-radius:8px;padding:22px}.pace-examples article>span{font-size:10px;letter-spacing:1px;font-weight:650}.pace-examples h3{font:750 21px Manrope,sans-serif;margin:12px 0}.pace-examples p{font-size:12px;margin:0}.pace-faq{max-width:880px;margin-top:40px}.pace-faq details{border-bottom:1px solid var(--line)}.pace-faq summary{cursor:pointer;padding:18px 0;min-height:48px;font-weight:600;font-size:14px}.pace-faq p{margin:0 0 20px}.pace-method{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;padding-top:36px;margin-top:40px;border-top:1px solid var(--line)}.pace-method h3{font-size:16px;margin-top:15px}.pace-method a{text-decoration:underline;text-underline-offset:3px}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1000px){.treadmill-page header{flex-wrap:wrap;gap:14px 28px}.treadmill-page header nav{order:3;width:100%;margin:0}.treadmill-page header>.prototype{margin-left:auto}.treadmill-hero{gap:25px;grid-template-columns:1fr 280px}.treadmill-workspace{grid-template-columns:minmax(0,1fr) 300px}.pace-panel,.pace-converter{padding:20px}.pace-table th,.pace-table td{padding:12px 6px}}
@media(max-width:760px){.treadmill-page main{padding:18px 16px 40px}.treadmill-page header{padding:16px 20px 8px}.treadmill-page header nav a{font-size:11px;padding:9px 0}.treadmill-page .breadcrumb{font-size:9px}.treadmill-hero{grid-template-columns:1fr 170px;gap:16px;margin:20px 0 26px}.treadmill-hero h1{font-size:30px;letter-spacing:-1px;margin:10px 0}.treadmill-hero .eyebrow{font-size:8px}.treadmill-hero p{font-size:13px;line-height:1.6}.treadmill-chips{gap:5px;margin-top:10px}.treadmill-chips span{font-size:8px;padding:5px 6px}.treadmill-hero figure{aspect-ratio:3/4;height:100%}.treadmill-hero figcaption{font-size:9px;padding:30px 10px 10px}.treadmill-workspace{grid-template-columns:1fr}.pace-converter{position:static}.pace-panel-head{align-items:flex-start}.pace-panel h2{font-size:21px}.pace-table-scroll{max-height:420px}.pace-examples{grid-template-columns:1fr}.pace-method{grid-template-columns:1fr;gap:12px}.pace-converter input,.pace-converter select,.chart-controls input,.chart-controls select{font-size:16px}.pace-table th,.pace-table td{padding:11px 5px}.pace-table thead th{font-size:9px;letter-spacing:.3px}.pace-table{font-size:12px}.chart-settings summary span{display:block;margin:6px 0 0 15px}}
@media(max-width:430px){.treadmill-page header>.prototype{display:none}.treadmill-hero{grid-template-columns:1fr}.treadmill-hero figure{aspect-ratio:16/9;height:auto}.treadmill-hero img{object-position:center top}.treadmill-hero h1{font-size:31px}.treadmill-hero p{margin:8px 0}.treadmill-chips{margin-top:12px}.pace-panel,.pace-converter{padding:18px 14px}.pace-panel-head{flex-wrap:wrap;gap:8px}.pace-panel h2{font-size:20px}.pace-secondary{padding:9px 12px;min-height:40px}.chart-controls{grid-template-columns:1fr 1fr}.pace-intro{font-size:12px}.treadmill-page header nav{gap:4px 16px}.treadmill-page header nav a{font-size:10px}.pace-guide{margin-top:36px}}
@media print{.treadmill-page{background:#fff;color:#000}.treadmill-page main{max-width:none;padding:0}.treadmill-page header,.treadmill-page footer,.treadmill-hero figure,.treadmill-chips,.pace-converter,.chart-settings,.chart-actions,.print-controls,.pace-secondary,.pace-guide,.pace-faq,.pace-method,.pace-error,.treadmill-page noscript,.highlight-cell{display:none!important}.treadmill-hero{display:block;margin:0 0 16px}.treadmill-hero h1{font-size:26px}.treadmill-hero p{font-size:11px}.treadmill-workspace{display:block}.pace-panel{border:0;padding:0}.pace-table-scroll{max-height:none;overflow:visible;border:0}.pace-table thead{display:table-header-group;position:static}.pace-table th,.pace-table td{padding:8px}.pace-table tr{break-inside:avoid}.print-highlighted .pace-table tbody tr:not(.highlighted){display:none}.pace-table tbody tr.highlighted{background:transparent}.pace-panel-head{display:block}.pace-intro{font-size:11px}}