/* Shared styles for the guide pages (copied from why-chickens-stopped-laying). */
:root{
  --ink:#1F2320;--ink-soft:#4A4F48;--ink-faint:#62675F;
  --bg:#F5F0E6;--bg-soft:#FAF7F0;--panel:#FFFDF8;
  --sage:#3F6B4E;--sage-deep:#2E5039;--sage-soft:#E1EBDD;
  --gold:#E9B949;--gold-deep:#7A5A0C;--gold-soft:#F3E1B5;
  --rust:#A34A26;--rust-soft:#F6E0D3;
  --line:#E7E0D2;--line-soft:#EFE8DA;
  --ease-out:cubic-bezier(0.23,1,0.32,1);
  --display:"Fraunces",Georgia,serif;--body:"Geist",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:10px;z-index:10}
.skip:focus{left:12px}
:focus-visible{outline:3px solid var(--sage);outline-offset:3px;border-radius:8px}
h1,h2,h3{font-family:var(--display);font-weight:500;letter-spacing:-0.02em;line-height:1.08;text-wrap:balance}
h1 em,h2 em{font-style:italic;color:var(--sage)}
p{text-wrap:pretty}

header.top{position:sticky;top:0;z-index:5;background:rgba(245,240,230,.88);backdrop-filter:saturate(1.2) blur(10px);-webkit-backdrop-filter:saturate(1.2) blur(10px);border-bottom:1px solid transparent;transition:border-color .2s ease}
header.top.scrolled{border-bottom-color:var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand img.icon{width:38px;height:38px;border-radius:11px}
.brand img.word{height:26px;width:auto}
.bar nav{display:flex;align-items:center;gap:26px;font-size:15px;font-weight:500}
.bar nav a{text-decoration:none;color:var(--ink-soft)}
.bar nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 24px;border-radius:16px;font-weight:600;font-size:16px;font-family:var(--body);text-decoration:none;transition:transform .16s var(--ease-out),background-color .2s ease;cursor:pointer;border:0}
.btn:active{transform:scale(.97)}
.btn.dark{background:var(--ink);color:#fff}
.btn.dark:hover{background:#343934}
.btn.ghost{background:var(--panel);color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{background:#fff}
.btn.small{min-height:42px;padding:0 18px;font-size:15px;border-radius:13px}
.btn svg{width:18px;height:18px;flex:none}
.bar nav .btn.small{color:#fff}

.crumbs{font-size:14px;color:var(--ink-faint);padding-top:26px}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--ink)}
.crumbs span{margin:0 8px}
.hero{padding:18px 0 30px;max-width:820px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--sage-deep);background:var(--sage-soft);padding:6px 12px;border-radius:999px}
.hero h1{font-size:clamp(38px,5.4vw,64px);margin:18px 0 18px}
.lede{font-size:clamp(17.5px,1.5vw,20px);color:var(--ink-soft)}
.meta{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:16px;font-size:14px;color:var(--ink-faint)}

/* layout */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;padding-bottom:40px}
.toc{position:sticky;top:90px;background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px 20px}
.toc h2{font-family:var(--body);font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:10px}
.toc ol{list-style:none;display:grid;gap:2px;counter-reset:t}
.toc a{display:flex;gap:10px;text-decoration:none;font-size:14.5px;color:var(--ink-soft);padding:5px 8px;border-radius:9px;line-height:1.35}
.toc a:hover{background:var(--bg);color:var(--ink)}
.toc a.on{background:var(--sage-soft);color:var(--sage-deep);font-weight:600}
.toc .cta-mini{margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.toc .cta-mini p{font-size:14px;color:var(--ink-soft);line-height:1.45;margin-bottom:10px}
.toc .cta-mini .btn{width:100%;min-height:44px;font-size:15px;border-radius:13px}

article > section{padding:8px 0 30px;scroll-margin-top:84px}
article h2{font-size:clamp(28px,3.2vw,38px);margin-bottom:14px}
article h3{font-family:var(--body);font-weight:600;font-size:17.5px;letter-spacing:0;margin:18px 0 6px}
article p{color:var(--ink-soft);margin-bottom:12px}
article p b,article li b{color:var(--ink)}
article ul.dots{list-style:none;display:grid;gap:8px;margin:8px 0 14px}
article ul.dots li{position:relative;padding-left:20px;color:var(--ink-soft)}
article ul.dots li::before{content:"";position:absolute;left:3px;top:.68em;width:7px;height:7px;border-radius:50%;background:var(--sage)}
article a.inl{color:var(--sage);font-weight:600;text-underline-offset:3px}

.answer{background:var(--panel);border:1px solid var(--line);border-left:5px solid var(--sage);border-radius:18px;padding:20px 22px;margin-bottom:26px}
.answer h2{font-family:var(--body);font-size:15px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--sage-deep);margin-bottom:8px}
.answer p{color:var(--ink);margin-bottom:10px}
.answer ol{padding-left:22px;display:grid;gap:4px;color:var(--ink-soft)}
.answer ol b{color:var(--ink)}

/* checker */
.checker{background:var(--ink);color:#fff;border-radius:28px;padding:26px;margin:4px 0 34px;position:relative;overflow:hidden;scroll-margin-top:84px}
.checker::after{content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;background:radial-gradient(closest-side,rgba(233,185,73,.2),rgba(233,185,73,0));pointer-events:none}
.checker h2{color:#fff;font-size:clamp(26px,3vw,34px);margin-bottom:6px}
.checker .sub{color:rgba(255,255,255,.75);font-size:15.5px;margin-bottom:18px}
.q{padding:14px 0;border-top:1px solid rgba(255,255,255,.1)}
.q:first-of-type{border-top:0}
.q .ql{font-weight:600;font-size:16px;margin-bottom:10px;display:flex;gap:10px;align-items:baseline}
.q .ql span{font-size:12.5px;font-weight:500;color:rgba(255,255,255,.55)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:inherit;font-size:14.5px;font-weight:500;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;padding:8px 14px;border-radius:999px;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,transform .12s var(--ease-out);min-height:40px}
.chip:hover{background:rgba(255,255,255,.12)}
.chip:active{transform:scale(.97)}
.chip[aria-pressed="true"]{background:#fff;color:var(--ink);border-color:#fff}
.chip.warn[aria-pressed="true"]{background:var(--rust-soft);color:var(--rust);border-color:var(--rust-soft)}
.result{margin-top:18px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:18px}
.result .rh{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.6);margin-bottom:10px}
.result .empty{color:rgba(255,255,255,.7);font-size:15px}
.cause{display:grid;grid-template-columns:auto 1fr;gap:12px;padding:12px 0;border-top:1px solid rgba(255,255,255,.08)}
.cause:first-of-type{border-top:0;padding-top:2px}
.cause .rk{width:30px;height:30px;border-radius:10px;background:var(--gold);color:var(--ink);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:15px}
.cause b{display:block;font-size:16.5px}
.cause p{color:rgba(255,255,255,.78);font-size:14.5px;margin:3px 0 0;line-height:1.5}
.cause a{color:var(--gold);font-weight:600;font-size:14px;text-underline-offset:3px}
.alert{display:flex;gap:12px;background:var(--rust-soft);color:#5C2410;border-radius:16px;padding:14px 16px;margin-bottom:14px;font-size:15px;line-height:1.5}
.alert svg{width:22px;height:22px;flex:none;color:var(--rust);margin-top:1px}
.alert b{color:#3E1608}
.reset{font:inherit;font-size:14px;font-weight:600;color:rgba(255,255,255,.7);background:none;border:0;cursor:pointer;margin-top:12px;text-decoration:underline;text-underline-offset:3px}

/* cause cards */
.cards{display:grid;gap:14px}
.ccard{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:22px 22px 18px;scroll-margin-top:84px}
.ccard .top{display:flex;gap:14px;align-items:center;margin-bottom:8px}
.ccard .n{flex:none;width:40px;height:40px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-family:var(--display);font-size:20px;background:var(--sage-soft);color:var(--sage-deep)}
.ccard h3{font-family:var(--display);font-weight:500;font-size:24px;letter-spacing:-.01em;margin:0;line-height:1.15}
.ccard .tag{display:inline-block;margin-left:auto;flex:none;font-size:12.5px;font-weight:600;padding:4px 10px;border-radius:999px;white-space:nowrap}
.tag.ok{background:var(--sage-soft);color:var(--sage-deep)}
.tag.fix{background:var(--gold-soft);color:var(--gold-deep)}
.tag.vet{background:var(--rust-soft);color:var(--rust)}
.ccard .cols{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:6px}
.ccard .cols h4{font-size:13px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:6px}
.ccard .cols p,.ccard .cols li{font-size:15.5px}
.ccard .cols ul{list-style:none;display:grid;gap:6px}
.ccard .cols li{position:relative;padding-left:18px;color:var(--ink-soft)}
.ccard .cols li::before{content:"";position:absolute;left:2px;top:.62em;width:6px;height:6px;border-radius:50%;background:var(--sage)}
.ccard .lasts{margin-top:12px;font-size:14.5px;color:var(--ink-faint);display:flex;gap:8px;align-items:center}
.ccard .lasts svg{width:16px;height:16px;color:var(--sage)}

table.tl{width:100%;border-collapse:collapse;font-size:15.5px;background:var(--panel);border:1px solid var(--line);border-radius:18px;overflow:hidden}
table.tl th{text-align:left;font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-faint);padding:12px 16px;background:var(--bg-soft);border-bottom:1px solid var(--line)}
table.tl td{padding:12px 16px;border-bottom:1px solid var(--line-soft);color:var(--ink-soft);vertical-align:top}
table.tl tr:last-child td{border-bottom:0}
table.tl td:first-child{color:var(--ink);font-weight:600}
.tablewrap{overflow-x:auto;border-radius:18px}

.vet{background:var(--rust-soft);border-radius:22px;padding:22px 24px}
.vet h2{color:#5C2410}
.vet p,.vet li{color:#5C2410!important}
.vet ul.dots li::before{background:var(--rust)!important}

.logcta{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;background:var(--sage-deep);color:#fff;border-radius:28px;padding:28px}
.logcta h2{color:#fff;font-size:clamp(26px,3vw,34px);margin-bottom:8px}
.logcta h2 em{color:var(--gold)}
.logcta p{color:rgba(255,255,255,.82)!important;margin:0}
.logcta .row{display:flex;flex-direction:column;gap:10px;min-width:220px}
.logcta .btn.light{background:#fff;color:var(--ink)}
.logcta .btn.line{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}
.logcta img{width:150px;border-radius:20px;box-shadow:0 18px 40px rgba(0,0,0,.25)}

details{border-bottom:1px solid var(--line)}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 2px;font-weight:600;font-size:17px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:var(--body);font-weight:400;font-size:26px;line-height:1;color:var(--ink-faint);transition:transform .2s var(--ease-out)}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 2px 8px}

.related{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.rel{display:block;text-decoration:none;background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:18px 20px;transition:border-color .15s ease,transform .16s var(--ease-out)}
.rel:hover{border-color:var(--sage)}
.rel span{font-size:13px;font-weight:600;color:var(--sage)}
.rel b{display:block;font-family:var(--display);font-weight:500;font-size:21px;line-height:1.2;margin-top:4px}
.rel p{font-size:14.5px;margin:6px 0 0}
.disclaimer{font-size:14px!important;color:var(--ink-faint)!important;border-top:1px solid var(--line);padding-top:16px;margin-top:10px}

footer{border-top:1px solid var(--line);padding:30px 0 40px;font-size:14.5px;color:var(--ink-faint)}
footer .row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;align-items:center}
footer nav{display:flex;flex-wrap:wrap;gap:10px 22px}
footer a{text-decoration:none}
footer a:hover{color:var(--ink)}

@media (max-width:980px){
  .layout{grid-template-columns:1fr;gap:0}
  .toc{display:none}
  .logcta{grid-template-columns:1fr}
  .logcta img{display:none}
}
@media (max-width:900px){.bar nav a.hide-sm{display:none}}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .brand img.word{height:22px}
  .checker{padding:20px 16px;border-radius:24px}
  .ccard{padding:18px 16px 16px}
  .ccard .top{flex-wrap:wrap}
  .ccard .tag{margin-left:54px}
  .ccard .cols{grid-template-columns:1fr;gap:10px}
  .related{grid-template-columns:1fr}
  .logcta{padding:24px 18px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{header.top,.toc,.checker,.logcta,footer,.related{display:none!important}body{background:#fff}.layout{grid-template-columns:1fr}}

/* molt estimator */
.dateRow{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.dateRow input{font:inherit;font-size:16px;color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);border-radius:12px;min-height:44px;padding:0 12px;color-scheme:dark}
.dateRow input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(233,185,73,.25)}
.mbar{height:8px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden;margin-top:14px}
.mbar div{height:100%;background:var(--gold);border-radius:999px;transition:width .45s var(--ease-out)}
.q label{cursor:pointer}
@media (prefers-reduced-motion:reduce){.mbar div{transition:none}}