:root {
  --nm-blue: #003f7d;
  --nm-red: #c62828;
  --nm-white: #ffffff;
  --nm-light: #f5f7fb;
  --nm-navy: #002652;
  --nm-accent: #1976d2;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; color: #111; background: var(--nm-light); }
a { color: var(--nm-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1100px; margin: 0 auto; padding: 1rem; }
header.site-header { background: linear-gradient(90deg, var(--nm-navy), var(--nm-blue)); color: var(--nm-white); }
.topbar { display: flex; align-items: center; gap: 1rem; padding: 0.75rem 1rem; }
.topbar img.logo { height: 40px; width: auto; }
.branding h1 { margin: 0; font-size: 1.1rem; letter-spacing: 0.5px; }
nav.primary { background: var(--nm-white); border-bottom: 1px solid #e6eaf2; }
nav.primary .container { display: flex; gap: 1rem; flex-wrap: wrap; }
nav.primary a { padding: 0.75rem 0.5rem; display: inline-block; font-weight: 600; }
.banner { background: radial-gradient(circle at 20% 20%, rgba(255,255,255,0.3), rgba(255,255,255,0)); padding: 2rem 1rem; text-align: center; }
.banner h2 { margin: 0 0 0.5rem; font-size: clamp(1.5rem, 4vw, 2.5rem); }
.banner p { margin: 0.25rem 0; }
.cta { display: inline-block; margin-top: 1rem; background: var(--nm-red); color: var(--nm-white); padding: 0.8rem 1.1rem; border-radius: 8px; font-weight: 700; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.card { background: var(--nm-white); border: 1px solid #e6eaf2; border-radius: 12px; padding: 1rem; }
.card h3 { margin-top: 0; }
.hero-badge { display: inline-block; background: var(--nm-red); color: var(--nm-white); padding: 0.25rem 0.5rem; border-radius: 6px; font-weight: 700; }
.tag { display: inline-block; padding: 0.15rem 0.5rem; background: #eef4ff; border: 1px solid #d8e6ff; color: #2b5db3; border-radius: 999px; font-size: 0.8rem; }
footer.site-footer { margin-top: 2rem; background: var(--nm-navy); color: var(--nm-white); }
footer .container { display: grid; grid-template-columns: 1fr; gap: 0.5rem; padding: 1.5rem 1rem; }
.notice { border-left: 4px solid var(--nm-red); padding: 0.75rem 1rem; background: #fff3f3; }
ul.inline { list-style: none; padding: 0; margin: 0; display: flex; gap: 0.75rem; flex-wrap: wrap; }
header .slogan { opacity: .95; font-weight: 600; }
.main { padding: 1rem; }
h1, h2, h3 { color: var(--nm-navy); }
details { background: var(--nm-white); border: 1px solid #e6eaf2; padding: 0.75rem 1rem; border-radius: 8px; }
summary { cursor: pointer; font-weight: 700; }
kbd { background: #f0f3f9; border: 1px solid #e2e7f3; border-bottom-width: 2px; border-radius: 6px; padding: 0 0.3rem; }
table { border-collapse: collapse; width: 100%; }
td, th { border: 1px solid #e6eaf2; padding: .6rem; text-align: left; }
blockquote { border-left: 4px solid var(--nm-blue); margin: 0; padding: .5rem 1rem; background: #f3f7ff; }
@media (max-width: 720px) {
  nav.primary .container { gap: .25rem; }
}