:root{--bg:#eef2f6;--bg2:#e2e9f0;--ink:#0f2438;--muted:#3d4d5c;--line:#c5d0dc;--soft:#ffffff;--accent:#1e40af;--accent2:#0f766e;--on-accent:#ffffff;--max:1180px;--radius:6px;--font:"IBM Plex Sans",sans-serif;--display:"IBM Plex Serif",serif;--max:1120px;--radius:10px;--section-pad:2.4rem 0;--panel-pad:1.25rem 1.4rem;--grid-cols:3;--cap:1.02rem;--lead:1.1rem;--h1s:1.7;--section-gap:1.2rem;--btn-radius:999px;--prose:840px;--shot-gap:1.25rem;--soft-a:1;--img-shadow:0 22px 44px rgba(0,0,0,.1);--lh:1.8;--hero-gap:1.25rem}

*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:linear-gradient(180deg,var(--bg),var(--bg2));line-height:var(--lh,1.75);min-height:100vh}
a{color:var(--accent);text-underline-offset:3px}a:hover{color:var(--accent2)}
img{max-width:100%;height:auto;display:block}
.container{width:min(100% - 2rem,var(--max));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);background:color-mix(in srgb,var(--bg) 88%,transparent);border-bottom:1px solid var(--line)}
.header-inner,.masthead{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 0;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.7rem;color:inherit;text-decoration:none;font-family:var(--display);font-size:1.35rem}
.brand img{width:40px;height:40px;border-radius:12px}
.nav{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.nav a{color:var(--ink);text-decoration:none;font-size:.95rem}
.menu-toggle{display:none;border:1px solid var(--line);background:var(--soft);border-radius:10px;width:44px;height:44px;cursor:pointer}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);margin:4px auto}
.eyebrow{display:inline-block;color:var(--muted);font-size:.85rem;margin-bottom:.6rem}
h1,h2,h3{font-family:var(--display);line-height:1.25}
h1{font-size:clamp(1.45rem,2.8vw,calc(1rem * var(--h1s,1.7)));margin:0 0 .8rem}
h2{font-size:1.4rem;margin:0 0 .55rem}
.lead{color:var(--ink);font-size:var(--lead,1.05rem);margin:0 0 1.2rem;max-width:46rem}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.15rem;border-radius:var(--btn-radius,999px);text-decoration:none;font-weight:600}
a.btn-primary,.btn-primary{background:var(--accent,#111827);background-color:var(--accent,#111827);color:#ffffff !important;-webkit-text-fill-color:#ffffff;border:1px solid color-mix(in srgb,var(--accent,#111827) 65%,#000000)}
a.btn-primary:hover,.btn-primary:hover{filter:brightness(.9);color:#ffffff !important}
a.btn-secondary,.btn-secondary{background:var(--soft,#ffffff);color:var(--ink,#111111) !important;-webkit-text-fill-color:var(--ink,#111111);border:1px solid var(--line,#cccccc)}
a.btn-secondary:hover,.btn-secondary:hover{border-color:var(--accent);color:var(--accent) !important;-webkit-text-fill-color:var(--accent)}
.section{padding:var(--section-pad,2rem 0)}.section-head{margin-bottom:var(--section-gap,1rem)}.section-head p,.deck{margin:0;color:var(--muted)}
.panel,.callout,.prose{background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:var(--panel-pad,1.15rem 1.25rem)}
.panel-follow{margin-top:1rem}.cta-follow{margin-top:1rem}
.tag-row{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}
.tag{background:color-mix(in srgb,var(--accent) 12%,var(--soft));border:1px solid var(--line);border-radius:999px;padding:.25rem .7rem;font-size:.85rem;color:var(--ink)}
.shot-grid{display:grid;gap:var(--shot-gap,1rem);grid-template-columns:repeat(var(--grid-cols,3),minmax(0,1fr))}
.shot-grid-2{margin-top:1rem}
.shot{margin:0}
.shot figcaption,.rail-card figcaption{margin-top:.7rem;color:var(--ink);font-size:var(--cap,0.98rem);line-height:1.65;}
.shot img,.hero-shot img,.rail-card img,.dark-hero-media img{border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--img-shadow,0 18px 40px rgba(0,0,0,.08))}
.list-check{padding-left:1.1rem}.list-check li{margin:.4rem 0}
.faq details,.faq-item{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:.85rem 1rem;margin-bottom:.75rem}
.faq summary{cursor:pointer;font-weight:600}
.site-footer{margin-top:2rem;padding:2rem 0 1.2rem;border-top:1px solid var(--line);background:color-mix(in srgb,var(--soft) 70%,transparent)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:1.5rem}
.footer-note{color:var(--muted);margin:.8rem 0 0}
.site-footer h3{margin:0 0 .6rem;font-size:1rem}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin:.35rem 0}
.copyright{padding:1rem 0 0;color:var(--muted);font-size:.9rem}
.page-hero{padding:1.5rem 0 .5rem}.error-box{padding:2rem 0 3rem;text-align:center}
@media(max-width:1100px){.shot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){
  .menu-toggle{display:block}
  .nav{display:none;position:absolute;left:1rem;right:1rem;top:64px;flex-direction:column;align-items:stretch;background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:.8rem;z-index:60}
  .nav.open{display:flex}
  .shot-grid,.footer-grid,.rail-track{grid-template-columns:1fr}
}


.header-mast{border-bottom:2px solid var(--ink)}
.mast-kicker{width:100%;margin:0;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.brand-lg{font-size:1.5rem}
.mag-wrap{display:grid;grid-template-columns:240px 1fr;gap:var(--hero-gap,2rem);padding:1.5rem 0 2rem;align-items:start}
.mag-toc{position:sticky;top:84px;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:1rem}
.toc-title{font-size:1rem;margin:0 0 .6rem}
.toc-list{margin:0;padding-left:1.1rem}.toc-list li{margin:.35rem 0}
.toc-cta{margin-top:1rem}
.mag-hero{padding:0 0 1.2rem;border-bottom:1px solid var(--line);margin-bottom:1.2rem}
.mag-article,.mag-section{padding:1.2rem 0;border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
@media(max-width:900px){.mag-wrap{grid-template-columns:1fr}.mag-toc{position:relative;top:auto}}

/* site layout fingerprint v58 */