/* Profile Upgrade: shared header and footer */
:root{--pu-wrap:960px;--pu-blue:#0A66C2;--pu-blue-deep:#084E94;--pu-ink:#0A3E78;--pu-gold:#EEAB17;--pu-text:#1c2233;--pu-slate:#4b5468;--pu-mist:#f4f6fb;--pu-line:#dde2ee;--pu-white:#fff}
html{overflow-anchor:none}
header.mast{position:sticky;top:0;z-index:50;background:var(--pu-white);border-bottom:1px solid var(--pu-line);padding:12px 0;transition:padding .15s}
header.mast .wrap{max-width:var(--pu-wrap);margin:0 auto;padding:0 20px;display:flex;align-items:flex-start;justify-content:flex-start;gap:36px;flex-wrap:nowrap}
.brandcol{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.brand{display:inline-flex;align-items:center;text-decoration:none}
.brand img{height:64px;width:auto;display:block;transition:height .15s}
.brandcol .navbtn{background:var(--pu-blue);color:var(--pu-white);padding:10px 18px;border-radius:6px;font:600 1rem 'Source Sans 3',system-ui,sans-serif;text-decoration:none;white-space:nowrap}
.brandcol .navbtn:hover{background:var(--pu-blue-deep)}
nav.top{display:flex;align-items:center;flex-wrap:nowrap;padding-top:18px;font-family:'Source Sans 3',system-ui,sans-serif}
nav.top a{color:var(--pu-blue);text-decoration:none;margin:0 20px 0 0;font-weight:600;font-size:1.1rem;white-space:nowrap}
nav.top a:hover{text-decoration:underline}
nav.top a.guides{background:var(--pu-mist);color:var(--pu-ink);padding:8px 12px;border-radius:6px;font-weight:700;margin-right:0}
nav.top a.guides:hover{background:#e6ecf7;text-decoration:none}
/* compact bar once the page has scrolled */
header.mast.shrunk{padding:6px 0}
header.mast.shrunk .wrap{align-items:center;gap:24px}
header.mast.shrunk .brandcol{flex-direction:row;align-items:center;gap:18px}
header.mast.shrunk .brand img{height:36px}
header.mast.shrunk .brandcol .navbtn{padding:8px 14px;font-size:.95rem}
header.mast.shrunk nav.top{padding-top:0}
header.mast.shrunk nav.top a{font-size:1rem;margin-right:16px}
footer.site{background:var(--pu-mist);border-top:1px solid var(--pu-line);color:var(--pu-text);font:16px/1.55 'Source Sans 3',system-ui,sans-serif;margin-top:48px}
footer.site .wrap{max-width:var(--pu-wrap);margin:0 auto;padding:40px 20px 28px;display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:36px}
footer.site h2,footer.site h3{margin:0 0 10px;font-size:1rem;letter-spacing:.04em;text-transform:uppercase;color:var(--pu-ink)}
footer.site p{margin:0 0 10px;color:var(--pu-slate)}
footer.site ul{list-style:none;margin:0;padding:0}
footer.site li{margin:0 0 8px}
footer.site a{color:var(--pu-blue);text-decoration:none;font-weight:600}
footer.site a:hover{text-decoration:underline}
footer.site .fbtn{display:inline-block;background:var(--pu-blue);color:var(--pu-white);padding:10px 18px;border-radius:6px;font-weight:600;margin-top:6px}
footer.site .fbtn:hover{background:var(--pu-blue-deep);text-decoration:none}
footer.site .base{max-width:var(--pu-wrap);margin:0 auto;padding:0 20px 28px;color:var(--pu-slate);font-size:.92rem}
footer.site .brand img{height:44px}
@media(max-width:820px){footer.site .wrap{grid-template-columns:1fr 1fr}}
@media(max-width:700px){header.mast .wrap{gap:12px;flex-wrap:wrap;align-items:center}.brand img{height:40px}.brandcol .navbtn{display:none}nav.top{padding-top:0;flex-wrap:wrap}nav.top a{margin:0 14px 8px 0;font-size:1rem;white-space:normal}header.mast.shrunk .brandcol{flex-direction:column}footer.site .wrap{grid-template-columns:1fr;gap:24px}}

/* guard: no image inside the page content ever exceeds its column */
main img{max-width:100%;height:auto}
.hero-img,.mid-img{max-width:100%;height:auto}
/* guide cards: image across the top, title and blurb beneath */
.card{padding:0;overflow:hidden}
.card img{display:block;width:100%;height:auto;aspect-ratio:1600/720;object-fit:cover}
.card>span{display:block;padding:14px 18px 16px}