/* cenlix.pl landing (server/site.py); no external fonts or scripts */
:root{--ink:#14213d;--muted:#5c6378;--accent:#0f766e;--accent-ink:#fff;--bg:#f7f8fb;--card:#fff;--line:#e3e6ee;--bad:#b42318}
*{box-sizing:border-box}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent)}
header.top{max-width:960px;margin:0 auto;padding:20px 24px;display:flex;align-items:center;gap:10px}
.logo{font-weight:800;font-size:22px;letter-spacing:-.02em;color:var(--ink);text-decoration:none}
.logo span{color:var(--accent)}
.hero{max-width:960px;margin:0 auto;padding:48px 24px 32px}
.hero h1{font-size:clamp(30px,5vw,48px);line-height:1.15;letter-spacing:-.02em;margin:0 0 16px;max-width:20ch}
.hero p{font-size:20px;color:var(--muted);max-width:60ch}
.cta{display:inline-block;margin-top:12px;background:var(--accent);color:var(--accent-ink);padding:12px 22px;border-radius:10px;text-decoration:none;font-weight:600}
main{max-width:960px;margin:0 auto;padding:0 24px 48px;display:grid;gap:20px}
section{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px 28px}
section h2{margin:0 0 8px;font-size:22px}
section ul,section ol{padding-left:22px}
form.signup{display:grid;gap:12px;max-width:520px}
form.signup input[type=email]{font:inherit;padding:12px 14px;border:1px solid var(--line);border-radius:10px}
form.signup button{font:inherit;font-weight:600;background:var(--accent);color:var(--accent-ink);border:0;border-radius:10px;padding:12px 18px;cursor:pointer}
form.signup label.consent{font-size:14px;color:var(--muted);display:flex;gap:8px;align-items:flex-start}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.note{padding:12px 16px;border-radius:10px;background:#ecfdf5;border:1px solid #a7f3d0}
.note.bad{background:#fef3f2;border-color:#fecdca;color:var(--bad)}
footer{max-width:960px;margin:0 auto;padding:16px 24px 40px;color:var(--muted);font-size:14px}
/* sample report (/przyklad) and its card on the landing; chart classes come from server/charts.py */
.muted{color:var(--muted)}
.sample h1{font-size:clamp(24px,4vw,34px);line-height:1.2;margin:4px 0}
dl.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:12px;margin:16px 0}
dl.facts div{border:1px solid var(--line);border-radius:10px;padding:10px 14px;background:var(--bg)}
dl.facts dt{font-size:14px;color:var(--muted)}
dl.facts dd{margin:2px 0 0;font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}
.sample-card{border-left:4px solid var(--accent);padding-left:16px}
.charts{--ink2:var(--muted);--surface:var(--card);--grid:#e3e6ee;--axis:#c3c7d4;--s1:#0f766e;--s1-soft:#8fd3c9;
display:grid;grid-template-columns:repeat(auto-fit,minmax(min(380px,100%),1fr));gap:16px;margin:16px 0}
figure.chart{margin:0;min-width:0}
figure.chart figcaption b{display:block}
figure.chart .sub{display:block;color:var(--muted);font-size:14px}
svg.viz{display:block;width:100%;height:auto;margin-top:6px}
svg.viz text{font:11px system-ui,-apple-system,"Segoe UI",sans-serif;fill:var(--muted);font-variant-numeric:tabular-nums}
svg.viz text.val{fill:var(--ink);font-size:12px;font-weight:600}
svg.viz line{vector-effect:non-scaling-stroke;stroke-width:1}
svg.viz .grid{stroke:var(--grid)}svg.viz .axis{stroke:var(--axis)}
svg.viz .bar{fill:var(--s1-soft)}svg.viz .bar.strong{fill:var(--s1)}
svg.viz .line{fill:none;stroke:var(--s1);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
svg.viz .dot{fill:var(--s1);stroke:var(--surface);stroke-width:2}
svg.viz .hb{fill:transparent}svg.viz .hit:hover .hb{fill:var(--grid);fill-opacity:.5}
/* blog (/blog, /blog/<slug>, F206) */
article.post{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px 32px;min-width:0}
article.post h1{font-size:clamp(26px,4vw,38px);line-height:1.2;letter-spacing:-.01em;margin:0 0 4px}
article.post h2{font-size:22px;margin:28px 0 8px}
article.post p,article.post li{max-width:68ch}
article.post table{border-collapse:collapse;display:block;overflow-x:auto}
article.post th,article.post td{border:1px solid var(--line);padding:6px 10px;text-align:left}
article.post pre{overflow-x:auto;background:var(--bg);padding:12px;border-radius:10px}
ul.posts{list-style:none;padding:0;display:grid;gap:16px}
ul.posts a{text-decoration:none;font-size:19px}
.post-cta .cta{margin:8px 0 0 0}