/* Pet Tails Marketing blog: shared styles (matches homepage tokens) */
:root{
  --forest:oklch(0.33 0.06 160);
  --forest-deep:oklch(0.24 0.045 160);
  --ball:oklch(0.91 0.19 118);
  --ball-ink:oklch(0.3 0.08 125);
  --ball-tint:oklch(0.91 0.19 118 / .25);
  --bg:oklch(0.975 0.008 150);
  --ink:oklch(0.21 0.03 160);
  --body:oklch(0.36 0.025 160);
  --on-dark:oklch(0.95 0.02 120);
  --on-dark-2:oklch(0.84 0.03 140);
  --line:oklch(0.86 0.02 150);
  --card:oklch(0.99 0.004 150);
  --slab:"Alfa Slab One",Rockwell,"Roboto Slab",serif;
  --sans:"Hanken Grotesk",system-ui,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--body);background:var(--bg);font-size:18px;line-height:1.7;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:var(--forest);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--ink);text-decoration-thickness:2px}
h1,h2,h3{font-family:var(--slab);font-weight:400;color:var(--ink);line-height:1.12;letter-spacing:-.01em;text-wrap:balance}
p{text-wrap:pretty}
:focus-visible{outline:3px solid var(--ball);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:16px;top:-60px;background:var(--ball);color:var(--ball-ink);padding:.6em 1em;border-radius:999px;font-weight:700;z-index:50}
.skip:focus{top:12px}
.wrap{width:min(1240px,100% - 32px);margin-inline:auto}

/* header */
.site-header{background:var(--forest-deep);position:sticky;top:0;z-index:30}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--slab);font-size:1.25rem;color:var(--on-dark)}
.brand:hover{color:var(--on-dark)}
.brand img{width:36px;height:36px;transition:transform .5s var(--ease)}
.brand:hover img{transform:rotate(-12deg)}
.menu{display:flex;align-items:center;gap:28px}
.menu a:not(.btn){text-decoration:none;font-weight:600;font-size:.98rem;color:var(--on-dark-2)}
.menu a:not(.btn):hover,.menu a[aria-current]{color:var(--ball)}
.btn{display:inline-flex;align-items:center;gap:.5em;padding:.7em 1.2em;border-radius:999px;font-weight:700;font-size:1rem;text-decoration:none;transition:transform .35s var(--ease),background-color .25s}
.btn:hover{transform:translateY(-2px)}
.btn-ball{background:var(--ball);color:var(--ball-ink)}
.btn-ball:hover{background:oklch(0.95 0.17 118);color:var(--ball-ink)}
@media(max-width:720px){.menu{gap:16px}.menu a.hide-sm{display:none}}

/* article */
main{padding:40px 0 72px}
.article{width:min(70ch,100% - 32px);margin-inline:auto}
.crumbs{font-size:.92rem;margin:0 0 20px}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:0}
.crumbs li+li::before{content:"/";margin-right:6px;color:var(--line)}
.crumbs a{color:var(--body)}
.article h1{font-size:clamp(2rem,1.4rem + 2.6vw,3rem);margin:0 0 16px}
.meta{font-size:.95rem;margin:0 0 24px;color:var(--body)}
.answer{background:var(--ball-tint);border:1px solid var(--ball-ink);border-radius:16px;padding:20px 24px;margin:0 0 28px;color:var(--ink);font-size:1.05rem}
.takeaways{border:1px solid var(--line);border-radius:16px;padding:18px 24px;margin:0 0 32px;background:var(--card)}
.article .takeaways h2{font-size:1.25rem;margin:0 0 8px}
.takeaways ul{margin:0;padding-left:1.2em}
.article h2{font-size:clamp(1.45rem,1.2rem + 1vw,1.9rem);margin:48px 0 14px}
.article h3{font-size:1.2rem;margin:28px 0 10px}
.article p{margin:0 0 16px}
.article ul,.article ol{padding-left:1.3em;margin:0 0 18px}
.article li{margin:0 0 8px}
.table-wrap{overflow-x:auto;margin:0 0 22px;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:.95rem;line-height:1.5}
th,td{border-bottom:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
tr:last-child td{border-bottom:0}
th{background:var(--card);color:var(--ink);font-weight:700}
caption{caption-side:top;text-align:left;padding:10px 14px;font-weight:600;color:var(--ink)}
.formula{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.95rem;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:0 0 18px;overflow-x:auto}
.faq h3{font-family:var(--sans);font-weight:700;font-size:1.08rem;color:var(--ink);margin:24px 0 6px}
.sources ol{font-size:.95rem}
.cta{background:var(--forest);color:var(--on-dark-2);border-radius:20px;padding:28px;margin:48px 0 0}
.article .cta h2{color:var(--on-dark);margin:0 0 10px;font-size:1.6rem}
.cta p{margin:0 0 18px}
.author{font-size:.95rem;border-top:1px solid var(--line);margin-top:40px;padding-top:20px}

/* index */
.intro{font-size:1.1rem;margin:0 0 32px}
.article .post-list{list-style:none;padding:0;margin:0;display:grid;gap:16px}
.post-list li{margin:0;border:1px solid var(--line);border-radius:16px;background:var(--card);padding:20px 24px;transition:border-color .25s}
.post-list li:hover{border-color:var(--forest)}
.article .post-list h2{font-size:1.3rem;margin:0 0 6px}
.post-list h2 a{color:var(--ink);text-decoration:none}
.post-list h2 a:hover{text-decoration:underline}
.post-list p{margin:0 0 6px}
.post-list .rt{font-size:.9rem;font-weight:600;color:var(--forest)}

/* footer */
.site-footer{padding:32px 0 44px;font-size:.95rem;border-top:1px solid var(--line)}
.site-footer a{color:var(--body)}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

.cover{margin:28px 0 8px;border-radius:22px;overflow:hidden;aspect-ratio:16/9;background:var(--line)}
.cover img{width:100%;height:100%;object-fit:cover;display:block}
.post-list li{display:grid;grid-template-columns:200px 1fr;column-gap:22px;align-items:start}
.post-list li img{grid-row:span 3;width:200px;height:auto;aspect-ratio:16/10;object-fit:cover;border-radius:12px;display:block}
@media(max-width:620px){.post-list li{grid-template-columns:1fr}.post-list li img{width:100%;grid-row:auto;margin-bottom:12px}}