/* ============================================================================
   NNGF Northern Shield — public landing. Dark, cinematic, DoD-grade.
   Self-hosted fonts (fonts.css). No CDN.
   ========================================================================== */
:root {
  --bg-0: #05090a;
  --bg-1: #081210;
  --ink: #eaf5ef;
  --ink-dim: #b6ccc0;
  --muted: #849e90;
  --line: rgba(120, 190, 158, 0.16);
  --line-2: rgba(120, 190, 158, 0.28);
  --panel: rgba(11, 22, 18, 0.6);
  --emerald: #2f9d68;
  --emerald-2: #38d08a;
  --amber: #e0a83e;
  --gold: #d9a441;
  --red: #f0564f;
  --sky: #4aa3e0;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
  --display: 'Sora', system-ui, sans-serif;
  --sans: 'Plus Jakarta Sans', system-ui, 'Segoe UI', sans-serif;
  --mono: 'DM Mono', ui-monospace, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(1100px 560px at 78% -14%, rgba(47, 157, 104, 0.26), transparent 60%),
    radial-gradient(860px 500px at 6% -16%, rgba(224, 168, 62, 0.14), transparent 62%),
    linear-gradient(168deg, #0a1512 0%, #05090a 56%, #0a1713 100%);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--display); letter-spacing: -0.02em; margin: 0; text-wrap: balance; }

.noise-layer {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.06) 0.5px, transparent 0.5px);
  background-size: 4px 4px; opacity: 0.35;
}
.scanline {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background: repeating-linear-gradient(0deg, rgba(56, 208, 138, 0.03) 0 1px, transparent 1px 3px);
  opacity: 0.4;
}

.wrap { width: min(1180px, calc(100% - 2.6rem)); margin-inline: auto; position: relative; z-index: 1; }

/* --- Header --- */
.site-header {
  position: sticky; top: 1rem; z-index: 30;
  margin: 1rem auto 0; padding: 0.7rem 0.8rem 0.7rem 1rem;
  border: 1px solid var(--line); border-radius: 999px;
  backdrop-filter: blur(16px); background: rgba(5, 10, 8, 0.68);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand { display: inline-flex; align-items: center; gap: 0.72rem; font-weight: 700; }
.brand-mark {
  width: 2.3rem; height: 2.3rem; border-radius: 0.62rem; display: inline-grid; place-items: center;
  font-family: var(--display); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.06em; color: #f4fff9;
  background: linear-gradient(150deg, var(--emerald), #123a28); border: 1px solid rgba(56, 208, 138, 0.4);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}
.brand-copy { display: flex; flex-direction: column; line-height: 1.1; }
.brand-copy strong { font-family: var(--display); font-size: 0.98rem; letter-spacing: 0.01em; }
.brand-copy span { font-size: 0.64rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.16em; margin-top: 2px; }
.site-nav { display: inline-flex; align-items: center; gap: 1.4rem; }
.site-nav a { color: var(--ink-dim); font-size: 0.9rem; transition: color 180ms ease; }
.site-nav a:hover { color: var(--ink); }
.header-cta { display: inline-flex; gap: 0.6rem; align-items: center; }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem; border-radius: 999px;
  padding: 0.66rem 1.15rem; font-size: 0.9rem; font-weight: 700; border: 1px solid transparent;
  cursor: pointer; transition: transform 180ms ease, filter 180ms ease, border-color 180ms ease, background 180ms ease;
  font-family: var(--sans);
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { color: #05130d; background: linear-gradient(130deg, var(--emerald-2), var(--emerald)); box-shadow: 0 10px 26px rgba(47, 157, 104, 0.34); }
.btn-primary:hover { filter: brightness(1.06); }
.btn-ghost { color: var(--ink); background: rgba(255, 255, 255, 0.03); border-color: var(--line-2); }
.btn-ghost:hover { background: rgba(56, 208, 138, 0.1); border-color: var(--emerald); }
.btn-sos { color: #fff; background: rgba(240, 86, 79, 0.14); border-color: rgba(240, 86, 79, 0.5); }
.btn-sos:hover { background: rgba(240, 86, 79, 0.24); }

/* --- Hero --- */
.hero { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 2rem; padding: 4.4rem 0 2.4rem; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--amber); font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 700; }
.eyebrow::before { content: ''; width: 22px; height: 1px; background: var(--amber); }
.hero h1 { margin: 1rem 0 0; font-size: clamp(2.2rem, 5.4vw, 4rem); line-height: 1.02; font-weight: 800; }
.hero h1 .accent { background: linear-gradient(120deg, var(--emerald-2), var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .intro { color: var(--ink-dim); max-width: 54ch; margin-top: 1.2rem; line-height: 1.7; font-size: 1.02rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.9rem; }
.hero-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.7rem; margin: 2.2rem 0 0; padding: 0; list-style: none; }
.hero-metrics li { border: 1px solid var(--line); border-radius: 0.9rem; padding: 0.85rem 0.8rem; background: var(--panel); }
.hero-metrics strong { display: block; font-family: var(--mono); font-size: 1.4rem; color: var(--ink); font-variant-numeric: tabular-nums; }
.hero-metrics span { font-size: 0.74rem; color: var(--muted); }

/* Operations stage card */
.stage {
  position: relative; overflow: hidden; border-radius: var(--radius-xl);
  border: 1px solid var(--line-2); box-shadow: var(--shadow);
  background: linear-gradient(165deg, rgba(15, 30, 24, 0.92), rgba(6, 12, 10, 0.86));
  padding: 1.3rem;
}
.stage-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.stage-head h2 { font-size: 0.9rem; letter-spacing: 0.02em; color: var(--ink-dim); text-transform: uppercase; }
.stage-live { display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--mono); font-size: 0.72rem; color: var(--emerald-2); }
.stage-live::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--emerald-2); box-shadow: 0 0 10px var(--emerald-2); animation: blink 2s ease-in-out infinite; }
.radar { position: relative; height: 180px; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); margin-bottom: 1rem;
  background: radial-gradient(circle at 50% 90%, rgba(47, 157, 104, 0.18), transparent 60%), #06110d; }
.radar canvas { width: 100%; height: 100%; display: block; }
.signal-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.7rem; }
.signal { border: 1px solid var(--line); border-radius: 12px; padding: 0.75rem 0.8rem; background: rgba(255, 255, 255, 0.02); }
.signal .lbl { margin: 0; color: var(--muted); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; }
.signal .val { margin: 0.3rem 0 0; font-family: var(--mono); font-size: 1.16rem; font-weight: 500; color: var(--ink); font-variant-numeric: tabular-nums; }
.signal .val.green { color: var(--emerald-2); } .signal .val.amber { color: var(--amber); } .signal .val.sky { color: var(--sky); }

/* --- Sections --- */
.section { padding: 3.6rem 0 0.4rem; }
.section-head { max-width: 60ch; }
.section-head h2 { margin: 0.5rem 0 0; font-size: clamp(1.6rem, 3.4vw, 2.6rem); }
.section-head p { color: var(--ink-dim); margin-top: 0.8rem; line-height: 1.65; }

.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1.6rem; }
.cap-card { border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--panel); padding: 1.3rem; transition: transform 200ms ease, border-color 200ms ease; }
.cap-card:hover { transform: translateY(-3px); border-color: var(--line-2); }
.cap-ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 0.9rem;
  background: rgba(47, 157, 104, 0.12); border: 1px solid rgba(56, 208, 138, 0.28); }
.cap-ico svg { width: 22px; height: 22px; fill: var(--emerald-2); }
.cap-card.amber .cap-ico { background: rgba(224, 168, 62, 0.12); border-color: rgba(224, 168, 62, 0.3); }
.cap-card.amber .cap-ico svg { fill: var(--amber); }
.cap-card.sky .cap-ico { background: rgba(74, 163, 224, 0.12); border-color: rgba(74, 163, 224, 0.3); }
.cap-card.sky .cap-ico svg { fill: var(--sky); }
.cap-card.red .cap-ico { background: rgba(240, 86, 79, 0.12); border-color: rgba(240, 86, 79, 0.3); }
.cap-card.red .cap-ico svg { fill: var(--red); }
.cap-card h3 { font-size: 1.08rem; }
.cap-card p { color: var(--ink-dim); margin: 0.6rem 0 0; line-height: 1.6; font-size: 0.94rem; }

/* Coverage */
.coverage { border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--panel); padding: 1.8rem; margin-top: 1.6rem;
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 2rem; align-items: center; }
.coverage-copy h3 { font-size: 1.5rem; }
.coverage-copy p { color: var(--ink-dim); margin-top: 0.7rem; line-height: 1.6; }
.state-cloud { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.state-cloud span { font-size: 0.82rem; padding: 0.4rem 0.8rem; border-radius: 999px; border: 1px solid var(--line-2); color: var(--ink-dim);
  background: rgba(47, 157, 104, 0.06); font-family: var(--mono); }
.state-cloud span.hub { border-color: var(--amber); color: var(--amber); background: rgba(224, 168, 62, 0.1); }

/* Workflow */
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.8rem; margin-top: 1.6rem; }
.flow-step { border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--panel); padding: 1.1rem; position: relative; }
.flow-step .n { font-family: var(--mono); font-size: 0.78rem; color: var(--emerald-2); display: inline-grid; place-items: center; width: 32px; height: 32px;
  border-radius: 9px; background: rgba(47, 157, 104, 0.14); border: 1px solid rgba(56, 208, 138, 0.3); margin-bottom: 0.7rem; }
.flow-step h4 { margin: 0 0 0.35rem; font-family: var(--display); font-size: 1rem; }
.flow-step p { margin: 0; color: var(--muted); font-size: 0.84rem; line-height: 1.5; }

/* Assurance */
.assure-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 1.6rem; }
.assure-card { border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--panel); padding: 1.2rem; }
.assure-card h3 { font-size: 1rem; color: var(--emerald-2); }
.assure-card p { color: var(--ink-dim); margin: 0.5rem 0 0; font-size: 0.9rem; line-height: 1.55; }

/* CTA */
.cta { margin-top: 3.4rem; border: 1px solid rgba(224, 168, 62, 0.28); border-radius: var(--radius-xl); padding: 2.6rem;
  text-align: center; overflow: hidden; position: relative;
  background: radial-gradient(700px 300px at 50% 0%, rgba(47, 157, 104, 0.16), transparent 70%), linear-gradient(160deg, rgba(16, 32, 26, 0.9), rgba(9, 18, 14, 0.86)); }
.cta h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); }
.cta p { color: var(--ink-dim); max-width: 56ch; margin: 0.9rem auto 0; line-height: 1.6; }
.cta .hero-actions { justify-content: center; }

/* Footer */
.site-footer { margin: 3rem auto 2rem; border-top: 1px solid var(--line); padding-top: 1.4rem;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; color: var(--muted); font-size: 0.86rem; }
.site-footer .foot-links { display: flex; gap: 1.2rem; }
.site-footer a:hover { color: var(--ink); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 620ms ease, transform 620ms ease; }
.reveal.in { opacity: 1; transform: translateY(0); }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* Responsive */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 3.4rem; }
  .cap-grid { grid-template-columns: 1fr 1fr; }
  .coverage { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr 1fr; }
  .assure-grid { grid-template-columns: 1fr 1fr; }
  .site-nav { display: none; }
}
@media (max-width: 620px) {
  .wrap, .site-header { width: min(1180px, calc(100% - 1.3rem)); }
  .hero-metrics { grid-template-columns: 1fr 1fr; }
  .cap-grid, .flow, .assure-grid { grid-template-columns: 1fr; }
  .brand-copy span { display: none; }
}