:root{color-scheme:light;--red:#c1121f;--dark:#111827;--muted:#5b6472;--line:#e5e7eb;--soft:#fff5f5}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:#fff;color:var(--dark)}#ns-shell-canvas{position:fixed;inset:0;z-index:-1;width:100%;height:100%;background:linear-gradient(135deg,#fff 0%,#fff5f5 48%,#fee2e2 100%)}.shell-nav{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:18px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.9);padding:14px clamp(20px,5vw,48px);backdrop-filter:blur(12px)}.shell-nav a{color:var(--dark);font-size:14px;font-weight:800;text-decoration:none}.shell-nav .brand{margin-right:auto;color:var(--red);font-size:17px}.shell{max-width:920px;margin:0 auto;padding:32px 20px 72px}.back{display:inline-flex;margin-bottom:28px;color:var(--red);font-weight:800;text-decoration:none}.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:12px;font-weight:800;color:var(--red)}h1{font-size:clamp(34px,6vw,64px);line-height:1.02;margin:8px 0 16px}.lead{font-size:20px;line-height:1.6;color:var(--muted)}section,article{margin-top:28px}.resource-breadcrumbs{margin-bottom:22px;color:var(--muted);font-size:14px}.button{display:inline-flex;background:var(--red);color:#fff;text-decoration:none;border-radius:8px;padding:12px 16px;font-weight:800}.button.secondary{background:#fff;color:var(--red);border:1px solid var(--red)}a{color:var(--red)}dl{display:grid;grid-template-columns:140px 1fr;gap:10px;border-top:1px solid var(--line);padding-top:18px}dt{font-weight:800}dd{margin:0;color:var(--muted)}li{margin:.5rem 0;line-height:1.6}.shell-footer{border-top:1px solid var(--line);padding:28px 20px 48px;text-align:center;color:var(--muted)}.shell-footer a{margin:0 8px;font-weight:800;text-decoration:none}#ns-scroll-top{position:fixed;right:18px;bottom:18px;border-radius:999px;background:var(--red);color:#fff;padding:10px 13px;font-size:13px;font-weight:900;text-decoration:none;box-shadow:0 16px 30px rgba(193,18,31,.24)}@media(max-width:640px){.shell-nav{flex-wrap:wrap;gap:10px}.shell-nav .brand{width:100%}dl{grid-template-columns:1fr}.lead{font-size:18px}}