/* Base styles for Read Forever */
:root{
  color-scheme: light dark;
  --bg:#ffffff;--fg:#101214;--muted:#4b5563;--border:#e5e7eb;--accent:#0ea5e9;--shadow:0 10px 30px rgba(0,0,0,.06);
  --font-sans: ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial;
  --font-serif: ui-serif,Georgia,Cambria,"Times New Roman",Times,serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --maxw:72ch;
}
@media (prefers-color-scheme: dark){:root{--bg:#0b0f14;--fg:#eef2f7;--muted:#9aa4b2;--border:#1f2937;--accent:#38bdf8;--shadow:none}}
html{scroll-behavior:smooth}
.site-header{border-bottom:1px solid var(--border);background:rgba(15,23,42,.04)}
.site-header-inner{max-width:92rem;margin:0 auto;padding:.75rem 1.25rem;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.site-brand{font-family:var(--font-serif);font-weight:600;font-size:1.125rem;color:var(--fg);text-decoration:none}
.site-brand:hover{color:var(--accent)}
.site-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.75rem 1.25rem;align-items:center}
.site-nav a{color:var(--muted);text-decoration:none;font-weight:500;position:relative;padding-bottom:.25rem}
.site-nav a:hover{color:var(--fg)}
.site-nav a[aria-current="page"]{color:var(--fg)}
.site-nav a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);border-radius:999px}
@media (max-width:700px){.site-header-inner{justify-content:center;text-align:center}.site-nav ul{justify-content:center}}

body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font-sans);line-height:1.65;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
header.hero{border-bottom:1px solid var(--border);background:linear-gradient(180deg,rgba(56,189,248,.08),transparent)}
.hero-inner{max-width:92rem;margin:0 auto;padding:4rem 1.25rem 2rem}
h1.title{font-family:var(--font-serif);font-size:clamp(2rem,4vw,3rem);line-height:1.2;margin:.5rem 0}
.subtitle{color:var(--muted);font-size:1.125rem;max-width:70ch;margin:.5rem 0 0}
.meta{display:flex;gap:.75rem 1rem;flex-wrap:wrap;color:var(--muted)}
main{max-width:92rem;margin:0 auto;padding:2rem 1.25rem 4rem}
.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:2rem}
.layout>nav.toc{order:2}
.layout>article.post{order:1}
.layout>.sidebar{order:3}
@media (min-width:900px){.layout{grid-template-columns:minmax(0,17rem) minmax(0,1fr);gap:2.5rem}.layout>nav.toc{order:1}.layout>article.post{order:2}.layout>.sidebar{order:3}}
@media (min-width:1200px){.layout{grid-template-columns:16rem minmax(0,1fr) 18rem;gap:3rem}}
nav.toc{border:1px solid var(--border);border-radius:10px;padding:1rem;box-shadow:var(--shadow);position:sticky;top:1rem;height:fit-content;background:color-mix(in oklab,var(--bg) 96%,white 4%)}
nav.toc.quick-links{position:static;top:auto}
nav.toc.quick-links ul{max-height:none}
nav.toc h2{margin:0 0 .5rem 0;font-size:1rem;color:var(--muted)}
/* Home: widen main content ~20% */
.home main{max-width:110rem}
nav.toc ul{list-style:none;margin:0;padding:0;max-height:60vh;overflow:auto}
nav.toc a{display:block;padding:.25rem .25rem;color:inherit;text-decoration:none;border-radius:4px}
nav.toc a:hover{background:rgba(56,189,248,.12)}
article.post{max-width:var(--maxw)}
article.post h2{font-family:var(--font-serif);font-size:clamp(1.4rem,2.5vw,1.9rem);margin:2rem 0 .5rem}
article.post h3{font-size:1.15rem;margin:1.25rem 0 .25rem}
.callout{border:1px solid var(--border);border-radius:10px;padding:1rem 1.25rem;background:rgba(56,189,248,.08)}
.muted{color:var(--muted)}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:1rem;top:1rem;background:var(--fg);color:var(--bg);padding:.5rem .75rem;border-radius:6px}
footer.site{border-top:1px solid var(--border);padding:2rem 1.25rem 4rem;color:var(--muted);text-align:center}
.article-list{display:grid;gap:1.75rem}
.list-card{padding:1.25rem;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);background:color-mix(in oklab,var(--bg) 95%,white 5%)}
.list-card h3{margin:0 0 .35rem 0;font-family:var(--font-serif);font-size:1.4rem}
.list-card p{margin:.35rem 0}
/* Home: two-column latest articles */
@media (min-width:700px){
  .post.post-grid{max-width:none}
  .post.post-grid .article-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
/* Ad containers (optional) */
.ad{border:1px dashed var(--border);border-radius:8px;min-height:90px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.9rem}
/* Consent banner */
.consent-banner{position:fixed;inset:auto 0 0 0;background:var(--bg);border-top:1px solid var(--border);box-shadow:0 -10px 30px rgba(0,0,0,.08);padding:1rem 1.25rem;z-index:1000}
.consent-actions{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.5rem}
.btn{appearance:none;border:1px solid var(--border);background:transparent;color:var(--fg);padding:.5rem .75rem;border-radius:8px;cursor:pointer}
.btn.primary{background:var(--accent);border-color:transparent;color:white}
.hidden{display:none !important}
/* Mobile tweaks */
@media (max-width:640px){nav.toc{position:relative;top:0} .hero-inner{padding:2.5rem 1rem 1rem}}

.ad-inline{display:none;margin:2rem 0}
@media (max-width:899px){.ad-inline{display:block}.sidebar{order:3}}
.faq-list{border:1px solid var(--border);border-radius:12px;overflow:hidden;background:color-mix(in oklab,var(--bg) 98%,white 2%);box-shadow:var(--shadow);margin:1.5rem 0}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:last-child{border-bottom:none}
.faq-item summary{list-style:none;font-family:var(--font-serif);font-size:1.05rem;font-weight:600;padding:1rem 1.25rem;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\25BC";font-size:.85rem;color:var(--muted);transition:transform .2s ease}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-body{padding:0 1.25rem 1.25rem;color:var(--muted);font-size:.98rem}
.faq-body p:first-child{margin-top:0}
.faq-body p:last-child{margin-bottom:0}
@media (prefers-reduced-motion: reduce){.faq-item summary::after{transition:none}}