/* Colours match the main page exactly, including its light/dark switch. */
:root{--paper:#F8F7F4;--panel:#EFEDE7;--ink:#171715;--mid:#5B5B56;--soft:#6E6E67;--rule:#D9D7D0;--action:#123326;--on-action:#F8F7F4;
  box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--paper:#0F0F0D;--panel:#1A1918;--ink:#F0EFE9;--mid:#A8A8A1;--soft:#8E8E86;--rule:#2A2926;--action:#8FBFA6;--on-action:#0F0F0D}}
:root[data-theme="dark"]{--paper:#0F0F0D;--panel:#1A1918;--ink:#F0EFE9;--mid:#A8A8A1;--soft:#8E8E86;--rule:#2A2926;--action:#8FBFA6;--on-action:#0F0F0D}
:root[data-theme="light"]{--paper:#F8F7F4;--panel:#EFEDE7;--ink:#171715;--mid:#5B5B56;--soft:#6E6E67;--rule:#D9D7D0;--action:#123326;--on-action:#F8F7F4}
*,*::before,*::after{box-sizing:inherit}
html{background:var(--paper);color:var(--ink);-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Archivo",-apple-system,"Segoe UI",sans-serif;font-size:17px;line-height:1.55;background:var(--paper)}
a{color:var(--action)}
a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--action);outline-offset:3px}
.wrap{max-width:62rem;margin:0 auto;padding:1.4rem 1.25rem 4rem}
.top{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;flex-wrap:nowrap;border-bottom:1px solid var(--rule);padding-bottom:.9rem;margin-bottom:2rem}
.top a.name{color:var(--ink);text-decoration:none;font-weight:600}
.back{display:inline-block;color:var(--mid);text-decoration:none;font-size:.9rem;margin:0 0 1.2rem}
.back:hover{color:var(--action)}
.theme-toggle{background:none;border:1px solid var(--rule);color:var(--ink);width:2.2rem;height:2.2rem;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;margin-left:auto}
.top .who{display:flex;flex-direction:column;gap:.15rem}
.top .cred{color:var(--soft);font-size:.8rem}
h1{font-size:clamp(1.8rem,5vw,2.6rem);line-height:1.12;letter-spacing:-.02em;margin:0 0 .6rem;font-weight:600;max-width:24ch}
.lede{color:var(--mid);max-width:52ch;margin:0 0 2.2rem}
/* list page */
.grid{display:grid;grid-template-columns:1fr;gap:1.6rem}
@media (min-width:640px){.grid{grid-template-columns:1fr 1fr}}
.card{display:block;text-decoration:none;color:var(--ink)}
.card img{width:100%;aspect-ratio:4/5;object-fit:cover;display:block;background:var(--panel)}
.card h2{font-size:1.15rem;font-weight:600;margin:.8rem 0 .15rem;line-height:1.3}
.card p{margin:0;color:var(--soft);font-size:.85rem}
.card:hover h2{color:var(--action)}
.empty{border:1px solid var(--rule);padding:1.4rem;color:var(--mid)}
/* post page */
.post{max-width:34rem;margin:0 auto}
.track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;background:var(--panel)}
.track::-webkit-scrollbar{display:none}
.slide{flex:0 0 100%;scroll-snap-align:start;scroll-snap-stop:always;margin:0}
.slide img{width:100%;aspect-ratio:4/5;object-fit:cover;display:block}
.controls{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin:.8rem 0 1.4rem}
.dots{display:flex;gap:.4rem;flex-wrap:wrap}
.dots span{width:7px;height:7px;border-radius:50%;background:var(--rule)}
.dots span.on{background:var(--action)}
.count{color:var(--soft);font-size:.85rem;font-variant-numeric:tabular-nums;min-width:3.5rem;text-align:center}
.arrows{display:none;gap:.5rem}
@media (hover:hover) and (pointer:fine){.arrows{display:flex}}
.arrows button{background:none;border:1px solid var(--rule);color:var(--ink);width:2.4rem;height:2.4rem;border-radius:50%;cursor:pointer;font-size:1rem}
.arrows button:disabled{opacity:.35;cursor:default}
details{border-top:1px solid var(--rule);padding:.9rem 0}
summary{cursor:pointer;color:var(--action);font-weight:600}
details p{color:var(--mid);margin:.7rem 0 0}
.sources{color:var(--soft);font-size:.85rem;border-top:1px solid var(--rule);padding-top:.9rem;margin-top:.4rem}
.sources h2{font-size:.9rem;color:var(--mid);margin:0 0 .3rem;font-weight:600}
.actions{display:flex;flex-wrap:wrap;gap:.6rem;margin:1.8rem 0}
.btn{display:inline-block;padding:.75rem 1.1rem;border:1px solid var(--rule);color:var(--ink);text-decoration:none;font-weight:600;font-size:.92rem;background:none;cursor:pointer;font-family:inherit}
.btn.primary{background:var(--action);border-color:var(--action);color:var(--on-action)}
.nav{display:flex;justify-content:space-between;gap:1rem;border-top:1px solid var(--rule);padding-top:1rem;font-size:.92rem}
.foot{color:var(--soft);font-size:.8rem;margin-top:3rem;border-top:1px solid var(--rule);padding-top:1rem}
.foot p{margin:0 0 .35rem}
.foot a{color:var(--mid);white-space:nowrap}
@media (prefers-reduced-motion:reduce){.track{scroll-behavior:auto}}

/* consistency pass: matches the main page */
body{letter-spacing:-0.012em}
@media (min-width:1100px){body{font-size:18px}}
.top{align-items:center}
.top .who{display:flex;flex-direction:row;align-items:center;gap:.8rem;text-decoration:none;color:var(--ink);min-height:44px}
.top .who img{width:3.5rem;height:3.5rem;border-radius:50%;object-fit:cover;object-position:50% 28%;border:1px solid var(--rule);background:var(--panel);flex:0 0 auto}
.top .who .txt{display:flex;flex-direction:column;gap:.1rem;line-height:1.3}
.top .who .name{font-weight:600;font-size:.98rem}
.top .who .cred{color:var(--mid);font-size:.8rem;font-weight:500}
.top .who:hover .name{color:var(--action)}
.theme-toggle{width:auto;height:auto;padding:.4rem .55rem;border-radius:2rem;min-width:36px;min-height:36px;flex:0 0 auto}
.theme-toggle:hover{border-color:var(--action);color:var(--action)}
.back{display:inline-flex;align-items:center;min-height:44px;margin:0 0 .6rem;font-weight:600;color:var(--action)}
.back:hover{color:var(--action);text-decoration:underline;text-underline-offset:.2em}
h1{letter-spacing:-0.03em;text-wrap:balance;hyphens:none}
.lede{text-wrap:pretty}
.card h2{letter-spacing:-.01em;text-wrap:balance}
summary{min-height:44px;display:flex;align-items:center}
.actions{flex-direction:column;align-items:flex-start;gap:1rem}
.btn{display:inline-flex;align-items:center;gap:.5rem;font-size:1rem;padding:.9rem 1.6rem}
.btn.primary:hover{background:transparent;color:var(--action)}
.btn svg{flex:0 0 auto}
@media (max-width:559px){.btn.primary{width:100%;justify-content:center}}
.share{display:flex;align-items:center;gap:.5rem}
.share-lbl{font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--soft);margin-right:.2rem}
.ico{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--rule);border-radius:50%;background:none;color:var(--ink);cursor:pointer;padding:0}
.ico:hover{border-color:var(--action);color:var(--action)}
.copied{font-size:.85rem;color:var(--action);font-weight:600}
.nav a{display:inline-flex;align-items:center;min-height:44px;font-weight:600;text-decoration:none}
.nav a:hover{text-decoration:underline;text-underline-offset:.2em}
.foot a{display:inline-block;padding:.35rem 0}
.btn.primary{transition:background-color .2s ease,transform .1s ease}
.btn.primary:hover{background:color-mix(in oklch,var(--action) 82%,var(--ink));border-color:color-mix(in oklch,var(--action) 82%,var(--ink));color:var(--on-action)}
.btn.primary:active{background:color-mix(in oklch,var(--action) 70%,var(--ink));border-color:color-mix(in oklch,var(--action) 70%,var(--ink));color:var(--on-action);transform:translateY(1px)}
/* responsive CTAs */
.btn{font-size:clamp(.88rem,3.4vw,1rem);padding:clamp(.7rem,2.4vw,.9rem) clamp(1rem,4.6vw,1.6rem);white-space:nowrap;max-width:100%}
.btn svg{width:1.05em;height:1.05em}
@media (max-width:559px){.btn.primary{width:auto;justify-content:center}}
@media (max-width:340px){.btn{white-space:normal;text-align:center}}
/* header exercise link */
.top .tools{display:flex;align-items:center;gap:.9rem;margin-left:auto;flex:0 0 auto}
.top .ex{display:inline-flex;align-items:center;min-height:44px;font-size:.85rem;font-weight:600;color:var(--action);text-decoration:none;white-space:nowrap}
.top .ex:hover,.top .ex:focus-visible{text-decoration:underline;text-underline-offset:.2em}
@media (max-width:559px){.top{flex-wrap:wrap}.top .tools{width:100%;justify-content:space-between;margin-left:0}}
/* layout pass: match landing page proportions */
.wrap{max-width:46rem;padding:clamp(1rem,3vw,1.6rem) clamp(1.35rem,5vw,2rem) 3rem}
.top{padding-bottom:1rem;margin-bottom:clamp(2rem,6vh,3.5rem)}
main>.back{margin-bottom:1.2rem}
.eyebrow{font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--soft);margin:0 0 1rem}
h1{font-size:clamp(1.9rem,6vw,2.8rem);max-width:20ch;margin-bottom:.9rem}
.lede{font-size:clamp(1rem,2.6vw,1.1rem);color:var(--mid);max-width:44ch;margin-bottom:clamp(1.8rem,5vh,2.6rem)}
.empty{border:0;border-top:2px solid var(--action);background:var(--panel);padding:clamp(1.1rem,3vw,1.5rem) clamp(1.1rem,3vw,1.6rem);color:var(--ink);display:grid;gap:.9rem;max-width:36rem}
.empty p{margin:0;color:var(--ink);font-size:1rem;line-height:1.5}
.empty .sub{color:var(--mid);font-size:.94rem}
.empty .ex-link{display:inline-flex;align-items:center;gap:.4rem;min-height:44px;font-weight:600;color:var(--action);text-decoration:none;justify-self:start}
.empty .ex-link:hover{text-decoration:underline;text-underline-offset:.2em}
.foot{margin-top:clamp(3rem,10vh,5rem);padding-top:1.2rem;display:grid;gap:.9rem}
.foot .sign{display:flex;align-items:center;gap:.8rem}
.foot .sign img{width:3rem;height:3rem;border-radius:50%;object-fit:cover;object-position:50% 28%;border:2px solid var(--action);padding:2px;background:var(--paper)}
.foot .sign .nm{display:block;font-weight:600;font-size:1rem;color:var(--ink)}
.foot .sign .cr{display:block;font-size:.78rem;color:var(--mid)}
.foot .links{margin:0;display:flex;flex-wrap:wrap;align-items:center;gap:0 .55rem}
.foot .links a{color:var(--mid);font-weight:600;font-size:.84rem;text-decoration:none;padding:.3rem 0;white-space:nowrap}
.foot .links a:hover{color:var(--action);text-decoration:underline;text-underline-offset:.2em}
.foot .links .sep{color:var(--rule)}
.foot .disc{margin:0;font-size:.74rem;color:var(--soft);padding-top:.6rem;border-top:1px solid var(--rule)}
.grid>.empty{grid-column:1/-1}