/* J1 Pro content pages – same identity as the homepage: navy + airflow teal + mint */
:root{--navy:#0d2f52;--ink:#0c1b2a;--muted:#566577;--bg:#f2f5f8;--surface:#fff;--line:#d9e1e8;--teal:#0a7c73;--mint:#7fe0cf;--focus:#1f6feb;--code:#eef3f6;
--f-display:"Archivo","Arial Narrow",Arial,sans-serif;--f-body:"IBM Plex Sans","Segoe UI",Roboto,Arial,sans-serif;--f-mono:"IBM Plex Mono",Consolas,monospace}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.7 var(--f-body)}
a{color:var(--teal)}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.wrap{max-width:1180px;margin:0 auto;padding-inline:20px}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;line-height:1.2}
header.top{position:sticky;top:0;z-index:10;background:var(--navy);color:#fff}
header.top .wrap{display:flex;align-items:center;gap:16px;padding-block:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.brand img{width:36px;height:36px;border-radius:8px}
.brand b{font:800 19px/1 var(--f-display);letter-spacing:.14em}
nav.menu{margin-left:auto;display:flex;gap:4px;flex-wrap:wrap}
nav.menu a{text-decoration:none;padding:8px 12px;border-radius:6px;font-weight:600;font-size:15px;color:#fff}
nav.menu a:hover{background:rgba(255,255,255,.1)}
nav.menu a.cta{background:var(--mint);color:#062a33}
.crumbs{font-size:14px;color:var(--muted);padding-top:28px}
.crumbs a{color:var(--muted)}
article,.page{max-width:760px;margin:0 auto;padding:12px 0 56px}
.kicker{font:700 12.5px var(--f-body);letter-spacing:.12em;text-transform:uppercase;color:var(--teal)}
article h1,.page h1{font-size:clamp(30px,5vw,44px);font-weight:800;margin:8px 0 10px}
.lede{font-size:19px;color:var(--muted);margin:0 0 8px}
.meta{font-size:14px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:8px}
article h2,.page h2{font-size:26px;font-weight:700;margin:40px 0 8px}
article h3{font-size:19px;margin:28px 0 6px}
.eq{font-family:var(--f-mono);background:var(--code);border-left:3px solid var(--teal);padding:12px 16px;border-radius:6px;overflow-x:auto;font-size:15.5px;line-height:1.6;white-space:pre}
code{font-family:var(--f-mono);background:var(--code);padding:1px 5px;border-radius:4px;font-size:.92em}
.tablewrap{overflow-x:auto;margin:14px 0}
table{border-collapse:collapse;width:100%;font-size:15px;background:var(--surface)}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:#e7eef3;font-weight:600}
td.n{text-align:right;font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.callout{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:28px 0;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.callout b{font-family:var(--f-display);font-size:18px}
.callout p{margin:4px 0 0;color:var(--muted);font-size:15px}
.btn{display:inline-flex;align-items:center;padding:11px 18px;border-radius:8px;font-weight:700;text-decoration:none;background:var(--mint);color:#062a33;white-space:nowrap}
.note{font-size:14px;color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:20px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:6px}
.card:hover{border-color:var(--teal)}
.card h2{font-size:20px;margin:0}
.card p{margin:0;color:var(--muted);font-size:15px}
.card span{color:var(--teal);font-weight:600;font-size:14px;margin-top:auto}
.related{border-top:1px solid var(--line);margin-top:40px;padding-top:20px}
.related ul{padding-left:20px}
/* Ad slots stay collapsed until AdSense is switched on in /assets/ads.js */
.ad-slot{display:none;margin:32px 0;min-height:0;text-align:center}
.ad-slot.on{display:block}
.ad-slot .ad-label{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#8b97a3;margin-bottom:4px}
footer{background:#0b0f14;color:#8b97a3;font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-block:22px}
footer nav{display:flex;gap:16px;flex-wrap:wrap}
footer a{color:var(--mint);text-decoration:none}
@media (max-width:560px){nav.menu{margin-left:0;width:100%}nav.menu a{padding:8px 10px;font-size:14px}body{font-size:16px}}