/* Finnish Sauna — tier-3 cloud-stack site.
   Visual reference: everythingabode.com/indoor-hobbies/ — warm, cosy, elegant
   lifestyle blog. White + light-gray backgrounds, dark-gray ink, pink-red accent
   (#fa2a55), burnt-orange secondary (#fa5700), soft-peach tag bg (#fde8e2),
   Lato display headings + Open Sans body, ~1162px wide content, 6px-radius cards.
*/

:root{
  --ink:#3d3d3d;
  --ink-soft:#666;
  --bg:#ffffff;
  --bg-soft:#f8f8f8;
  --bg-peach:#fde8e2;
  --pink:#fa2a55;
  --orange:#fa5700;
  --line:#eee;
  --shadow:0 2px 14px rgba(61,61,61,.08);
  --radius:6px;
  --maxw:1162px;
  --maxw-narrow:842px;
  --font-head:'Lato',sans-serif;
  --font-body:'Open Sans',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--pink);text-decoration:none}
a:hover{text-decoration:underline}
a.clean{text-decoration:none;color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.5rem}
.wrap-narrow{max-width:var(--maxw-narrow);margin:0 auto;padding:0 1.25rem}
h1,h2,h3,h4{font-family:var(--font-head);color:#2b2b2b;line-height:1.25}
h1{font-size:2.4rem;font-weight:900;letter-spacing:-.5px}
h2{font-size:1.72rem;font-weight:800;margin:2.4em 0 .6em}
h3{font-size:1.22rem;font-weight:700;margin:1.6em 0 .4em;color:var(--orange)}
p{margin:0 0 1.05em}
ul{margin:0 0 1.2em 1.3em}
ul li{margin:.35em 0}
strong{font-weight:600}

/* ---------- Header ---------- */
.site-header{
  background:#fff;
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-family:var(--font-head);font-weight:900;font-size:1.2rem;color:#2b2b2b}
.logo a:hover{color:var(--pink);text-decoration:none}
.nav{display:flex;gap:1.6rem;align-items:center}
.nav a{color:var(--ink-soft);font-weight:600;font-size:.92rem}
.nav a:hover{color:var(--pink);text-decoration:none}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:var(--radius);
  padding:.4rem .8rem;font-family:var(--font-body);font-size:.85rem;color:var(--ink);cursor:pointer}

/* ---------- Hero / home ---------- */
.home-hero,.hero{padding:3rem 0 1.6rem;background:linear-gradient(180deg,var(--bg-soft),#fff)}
.home-hero h1{font-size:2.7rem;margin-bottom:.55rem}
.home-hero .lede{font-size:1.12rem;color:var(--ink-soft);max-width:62ch}
.hero .wrap-narrow{max-width:var(--maxw-narrow)}
.category-chip{
  display:inline-block;background:var(--bg-peach);color:#c2261f;
  font-family:var(--font-head);font-weight:700;font-size:.78rem;letter-spacing:.4px;
  text-transform:uppercase;padding:.28rem .8rem;border-radius:9999px;margin-bottom:1rem;
}
.meta-line{color:var(--ink-soft);font-size:.88rem;margin:.7rem 0 1.4rem}
.meta-line span{margin-right:.35rem}

/* ---------- Hero image ---------- */
.hero-image{margin:1rem 0 0}
.hero-image img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow)}

/* ---------- Article layout ---------- */
.article-layout{display:grid;grid-template-columns:200px 1fr;gap:2.6rem;padding:2.2rem 0 3rem}
.page-content{min-width:0}
.page-content .intro p{font-size:1.07rem;color:#444}
.page-content .intro p:first-of-type::first-letter{
  font-family:var(--font-head);font-weight:900;font-size:3rem;color:var(--pink);
  float:left;line-height:.9;margin:.05rem .5rem 0 0;
}

/* ---------- TOC ---------- */
.toc{position:sticky;top:92px;align-self:start}
.toc .toc-title{font-family:var(--font-head);font-weight:800;font-size:.95rem;color:#2b2b2b;margin-bottom:.6rem}
.toc a{display:block;color:var(--ink-soft);font-size:.88rem;padding:.22rem 0;border-left:2px solid var(--line);padding-left:.7rem}
.toc a:hover{color:var(--pink);border-color:var(--pink);text-decoration:none}
.toc a.toc-h3{padding-left:1.3rem;font-size:.82rem}

/* ---------- Video ---------- */
.video-wrap{margin:1.8rem 0 2.2rem}
.video-card{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:1rem;box-shadow:var(--shadow)}
.video-title{font-family:var(--font-head);font-weight:800;color:#2b2b2b;margin-bottom:.8rem}
.video-frame{position:relative;width:100%;padding-top:56.25%;overflow:hidden;border-radius:var(--radius)}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---------- FAQ ---------- */
.faq{margin-top:2.2rem}
.faq .faq-item{border:1px solid var(--line);border-radius:var(--radius);margin:.7rem 0;background:#fff;overflow:hidden}
.faq .faq-item summary{cursor:pointer;padding:.95rem 1.1rem;font-weight:600;color:#2b2b2b;font-family:var(--font-head);list-style:none}
.faq .faq-item summary::-webkit-details-marker{display:none}
.faq .faq-item summary::after{content:"+";float:right;color:var(--pink);font-weight:800}
.faq .faq-item[open] summary::after{content:"\2212"}
.faq .faq-a{padding:0 1.1rem 1rem;color:var(--ink-soft);font-size:.95rem}

/* ---------- Related ---------- */
.related-title{margin-top:1rem}
.related .category-grid{margin-top:0}
.related-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .15s ease,box-shadow .15s ease}
.related-card:hover{transform:translateY(-3px);box-shadow:0 6px 18px rgba(61,61,61,.12)}
.related-card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.related-body{padding:1rem 1.1rem 1.2rem}
.related-cat{color:var(--pink);font-family:var(--font-head);font-weight:700;font-size:.72rem;letter-spacing:.5px;text-transform:uppercase}
.related-body h3{font-size:1.05rem;margin:.4rem 0 0;color:#2b2b2b}
.related-body h3 a:hover{color:var(--pink);text-decoration:none}

/* ---------- Category bands (homepage) ---------- */
.category-band{padding:2rem 0}
.category-band:nth-of-type(even){background:var(--bg-soft)}
.cat-heading{font-size:1.6rem;margin:0 0 .2rem;color:#2b2b2b}
.category-band > .wrap > .cat-heading::after{
  content:"";display:block;width:56px;height:4px;background:linear-gradient(90deg,var(--pink),var(--orange));
  border-radius:2px;margin:.5rem 0 1.2rem;
}
.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.6rem}
.cat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .15s ease,box-shadow .15s ease}
.cat-card:hover{transform:translateY(-3px);box-shadow:0 6px 18px rgba(61,61,61,.12)}
.cat-card .cat-img{aspect-ratio:16/9;object-fit:cover;width:100%}
.cat-body{padding:1.1rem 1.2rem 1.3rem;display:flex;flex-direction:column;gap:.35rem;flex:1}
.cat-body .cat-title h2{font-size:1.28rem;margin:0;color:#2b2b2b}
.cat-body h2:hover{color:var(--pink)}
.cat-body p{color:var(--ink-soft);font-size:.92rem;flex:1}
.cat-more{font-weight:700;font-size:.9rem}

/* ---------- Utility pages ---------- */
.utility-hero{padding:2.6rem 0 1rem;background:linear-gradient(180deg,var(--bg-soft),#fff)}
.privacy-block{max-width:var(--maxw-narrow);margin:0 auto;padding:1.6rem 1.25rem 3rem}
.utility-hero h1{text-align:center}
.privacy-block h1{font-size:2.2rem;margin-bottom:1rem;text-align:center}
.simple-list{margin-left:1.4rem}
.sitemap-wrap{max-width:var(--maxw-narrow);margin:0 auto;padding:1.6rem 1.25rem 3rem}

/* ---------- Footer ---------- */
.site-footer{background:#2b2b2b;color:#cfcfcf;margin-top:2rem;padding:3rem 0 0}
.site-footer .wrap{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:2rem}
.site-footer h4{color:#fff;font-size:.9rem;margin:0 0 .75rem}
.site-footer a{color:#cfcfcf;display:block;padding:.16rem 0;font-size:.88rem}
.site-footer a:hover{color:#fff;text-decoration:none}
.f-brand p{color:#a9a9a9;font-size:.9rem;margin-top:.6rem;max-width:30ch}
.f-logo{font-family:var(--font-head);font-weight:900;font-size:1.2rem;color:#fff}
.site-footer .f-bottom{border-top:1px solid #3f3f3f;margin-top:2rem;padding:1.2rem 0;
  font-size:.85rem;color:#a9a9a9;grid-column:1/-1}
.site-footer .f-bottom a{display:inline;color:#cfcfcf;padding:0}

.h1-link{color:var(--pink)}
.h1-link:hover{text-decoration:underline}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .article-layout{grid-template-columns:1fr;gap:1rem}
  .toc{position:static}
  .home-hero h1{font-size:2rem}
  h1{font-size:1.9rem}
  .site-footer .wrap{grid-template-columns:1fr 1fr}
  .f-brand{grid-column:1/-1}
}
@media (max-width:640px){
  .nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;
    flex-direction:column;align-items:flex-start;padding:1rem 1.5rem;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .nav-toggle{display:inline-block}
  .category-grid{grid-template-columns:1fr}
  .site-footer .wrap{grid-template-columns:1fr}
}