:root{--bg:#fbf7ef;--paper:#ffffff;--ink:#1f2937;--muted:#6b7280;--line:rgba(31,41,55,.12);--accent:#2563eb;--accent2:#0ea5e9;--shadow:0 10px 30px rgba(17,24,39,.08)}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:linear-gradient(180deg,var(--bg),#f6f7fb);color:var(--ink);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Arial}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1120px;margin:0 auto;padding:0 18px}
.sr-only{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

#site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.86);backdrop-filter:saturate(1.3) blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px;min-width:220px}
#logo img{display:block;height:34px;width:auto}
.site-title{font-weight:850;letter-spacing:.2px}
.tagline{color:var(--muted);font-size:13px}
.ad{min-width:180px;max-width:360px}

#topnav{position:sticky;top:64px;z-index:19;background:#fff;border-bottom:1px solid var(--line)}
#topnav ul{list-style:none;margin:0;padding:10px 0;display:flex;gap:10px;flex-wrap:wrap}
#topnav a{display:inline-block;padding:7px 10px;border-radius:999px}
#topnav li.active a{background:rgba(37,99,235,.12);font-weight:800}

.magazine{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;padding:18px 0 40px}
.paper{background:var(--paper);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:18px}
.rail{position:sticky;top:118px;align-self:start;display:flex;flex-direction:column;gap:14px}
.rail-card{background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:16px;padding:14px}
.rail-title{margin:0 0 8px;font-size:14px;letter-spacing:.18px;text-transform:uppercase;color:#111827}
.mini-list{list-style:none;margin:0;padding:0}
.mini-list li+li{margin-top:6px}
.muted{color:var(--muted);margin:0}

#footer{padding:18px 0 40px;border-top:1px solid var(--line);background:rgba(255,255,255,.65)}
#footer .social{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
#footer a[role="button"]{border:1px solid var(--line);border-radius:12px;padding:9px 10px;background:#fff;box-shadow:0 8px 16px rgba(17,24,39,.06)}
#footer p{margin:0;color:var(--muted)}

@media (max-width: 980px){
  .magazine{grid-template-columns:1fr}
  .ad{display:none}
  #topnav{top:62px}
  .rail{position:static}
}