/* NAH Networks site. Colors and fonts from Brand Kit V4 (06_PALETTE_AND_GUIDELINES/Brand_Tokens.css). */
:root {
  --nah-navy: #0B1F3B;
  --nah-navy-2: #12305a;
  --nah-blue: #2563EB;
  --nah-orange: #FF8A00;
  --nah-slate: #6B7C93;
  --nah-off-white: #F7F9FC;
  --ink: #0f172a;
  --muted: #475569;
  --line: #e2e8f0;
  --card: #ffffff;
  --head: "Sora", system-ui, sans-serif;
  --body: "Inter", system-ui, sans-serif;
  --wrap: 1120px;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--body); color: var(--ink); background: var(--nah-off-white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--nah-blue); }
h1, h2, h3 { font-family: var(--head); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.eyebrow { font-family: var(--head); font-size: .8rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--nah-orange); margin-bottom: .8rem; }
.lede { font-size: 1.15rem; color: var(--muted); max-width: 640px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 12px; top: 12px; background: #fff; padding: 8px 12px; z-index: 10; }

/* Header */
.site-header { background: var(--nah-navy); position: sticky; top: 0; z-index: 5; border-bottom: 1px solid rgba(255,255,255,.08); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.brand img { height: 38px; width: auto; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a { color: #cbd5e1; text-decoration: none; font-size: .95rem; font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: #fff; }
.nav .btn { color: #fff; }
.menu-btn { display: none; background: none; border: 1px solid rgba(255,255,255,.25); color: #fff; border-radius: 8px; padding: 6px 10px; font: inherit; cursor: pointer; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 10px; font-weight: 600; text-decoration: none; font-size: 1rem; border: 0; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--nah-orange); color: #1a1205; box-shadow: 0 6px 18px rgba(255,138,0,.28); }
.btn-ghost { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.35); }
.btn-dark { background: var(--nah-navy); color: #fff; }
.nav .btn-primary { padding: 9px 16px; font-size: .9rem; color: #1a1205; }

/* Hero */
.hero { background: radial-gradient(1200px 500px at 85% -10%, rgba(37,99,235,.45), transparent 60%), radial-gradient(800px 400px at -10% 110%, rgba(255,138,0,.18), transparent 60%), var(--nah-navy); color: #fff; padding: 96px 0 104px; overflow: hidden; }
.hero .lede { color: #cbd5e1; }
.hero h1 span { color: var(--nah-orange); }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-mark { justify-self: center; width: min(280px, 70%); filter: drop-shadow(0 30px 60px rgba(0,0,0,.35)); }

/* Sections */
section { padding: 88px 0; }
.section-head { max-width: 720px; margin-bottom: 40px; }
.alt { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: 0 1px 2px rgba(15,23,42,.04); }
.card.feature { border-top: 4px solid var(--nah-orange); }
.card.muted { background: transparent; border-style: dashed; color: var(--muted); }
.card .tag { display: inline-block; font-size: .75rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: 3px 10px; border-radius: 999px; margin-bottom: 14px; }
.tag.live { background: #dcfce7; color: #166534; }
.tag.soon { background: #e2e8f0; color: #334155; }
.card p { color: var(--muted); }
.card a.more { font-weight: 600; text-decoration: none; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; counter-reset: step; }
.step { position: relative; padding: 28px 24px 24px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.step::before { counter-increment: step; content: counter(step); font-family: var(--head); font-weight: 700; width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: var(--nah-navy); color: #fff; margin-bottom: 14px; }
.step p { color: var(--muted); margin: 0; }

/* Checklist */
.checks { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px 28px; }
.checks li { padding-left: 32px; position: relative; }
.checks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; border-radius: 6px; background: var(--nah-blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.2 3L15 7' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat; }
.checks strong { display: block; }
.checks span { color: var(--muted); }

/* FAQ */
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px 22px; margin-bottom: 12px; }
.faq summary { cursor: pointer; font-weight: 600; font-family: var(--head); }
.faq details p { color: var(--muted); margin: 12px 0 0; }

/* About + contact */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-card { background: var(--nah-navy); color: #fff; border-radius: var(--radius); padding: 32px; }
.contact-card a { color: #fff; }
.contact-list { list-style: none; padding: 0; margin: 18px 0 24px; }
.contact-list li { padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,.12); display: flex; justify-content: space-between; gap: 12px; }
.contact-list li span:first-child { color: #94a3b8; }

/* CTA band */
.cta-band { background: linear-gradient(120deg, var(--nah-navy), var(--nah-navy-2)); color: #fff; border-radius: 20px; padding: 48px; display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.cta-band p { color: #cbd5e1; margin: 0; }

/* Footer */
.site-footer { background: var(--nah-navy); color: #94a3b8; padding: 40px 0; font-size: .9rem; }
.site-footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.site-footer img { height: 28px; width: auto; }
.site-footer a { color: #cbd5e1; text-decoration: none; }

@media (max-width: 860px) {
  .hero { padding: 64px 0 72px; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero-mark { display: none; }
  section { padding: 64px 0; }
  .menu-btn { display: block; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--nah-navy); flex-direction: column; align-items: flex-start; padding: 16px 20px 20px; gap: 14px; border-bottom: 1px solid rgba(255,255,255,.1); }
  .nav.open { display: flex; }
  .cta-band { padding: 32px 24px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }