/* CTAF Pilot pre-launch site — palette from app launcher logo (c2_6)
   Background #0B0B0B, accent #FF5A00, mark white #FFFFFF
   Supporting neutrals from app styles.css (--bg #101418 family) */
:root {
  --bg: #0B0B0B;
  --bg2: #101418;
  --card: #171c22;
  --card2: #1f262e;
  --line: #334050;
  --tx: #f2f5f8;
  --tx2: #c3cfdb;
  --tx3: #a3b1bf;
  --acc: #FF5A00;
  --acc-hover: #FF7A33;
  --link: #FF8A4A;
  --link-hover: #FFB380;
  --ok: #36d07a;
  --warn: #FF5A00;
  --danger: #ff4d4d;
  --on-acc: #0B0B0B;
  --radius: 14px;
  --max: 920px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background: radial-gradient(1100px 520px at 50% -8%, #1a120e 0%, var(--bg) 58%);
  color: var(--tx);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

.wrap { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(12px);
  background: rgba(11, 11, 11, 0.88);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.85rem 0;
}
.brand {
  display: flex; align-items: center; gap: 0.7rem;
  color: var(--tx); text-decoration: none; font-weight: 650; letter-spacing: 0.02em;
}
.brand:hover { text-decoration: none; color: var(--tx); }
.brand-mark {
  width: 36px; height: 36px; border-radius: 10px;
  box-shadow: 0 0 0 1px rgba(255,90,0,0.28);
}
.brand-name { font-size: 1.05rem; }
.brand-name span { color: var(--acc); font-weight: 700; }
.nav-links { display: flex; flex-wrap: wrap; gap: 0.35rem 1rem; align-items: center; }
.nav-links a {
  color: var(--tx2); font-size: 0.95rem; font-weight: 500;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--tx); text-decoration: none; }
.nav-links a[aria-current="page"] { border-bottom: 2px solid var(--acc); padding-bottom: 2px; }

/* Hero / sections */
main { padding: 2.5rem 0 4rem; }
.hero {
  text-align: center;
  padding: 2.5rem 0 2rem;
}
.hero .mark-lg {
  width: 88px; height: 88px; margin: 0 auto 1.25rem;
  border-radius: 22px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,90,0,0.22);
}
.eyebrow {
  display: inline-block;
  font-size: 0.78rem; font-weight: 650; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--acc);
  margin-bottom: 0.75rem;
}
h1 {
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  line-height: 1.15; margin: 0 0 1rem; font-weight: 750;
  letter-spacing: -0.02em;
}
.lede {
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: var(--tx2); max-width: 36rem; margin: 0 auto 1.75rem;
}
.mission {
  background: linear-gradient(180deg, var(--card) 0%, var(--card2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.4rem;
  text-align: left;
  max-width: 40rem; margin: 0 auto 2rem;
}
.mission h2 {
  margin: 0 0 0.6rem; font-size: 1rem;
  color: var(--acc); letter-spacing: 0.06em; text-transform: uppercase;
}
.mission p { margin: 0; color: var(--tx); font-size: 1.05rem; }

.card-grid {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin: 2rem 0;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.2rem;
}
.card h2, .card h3 {
  margin: 0 0 0.5rem; font-size: 1.1rem;
}
.card p { margin: 0; color: var(--tx2); font-size: 0.98rem; }

/* Forms / coming-soon */
.signup, .gate, .contact-block {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.35rem;
  max-width: 32rem;
  margin: 1.5rem auto 0;
}
label { display: block; font-size: 0.88rem; color: var(--tx2); margin-bottom: 0.35rem; }
input[type="email"], input[type="password"], input[type="text"] {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg2);
  color: var(--tx);
  font-size: 1rem;
  margin-bottom: 0.85rem;
}
input:focus {
  outline: 2px solid rgba(255,90,0,0.45);
  border-color: var(--acc);
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.4rem;
  border: none; cursor: pointer;
  background: var(--acc); color: var(--on-acc);
  font-weight: 700; font-size: 0.98rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  text-decoration: none;
}
.btn:hover { background: var(--acc-hover); color: var(--on-acc); text-decoration: none; }
.btn:disabled, .btn[aria-disabled="true"] {
  opacity: 0.55; cursor: not-allowed; pointer-events: none;
}
.btn-secondary {
  background: transparent; color: var(--tx);
  border: 1px solid var(--line);
}
.btn-secondary:hover { border-color: var(--acc); color: var(--acc); background: transparent; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; margin-top: 1.25rem; }
.form-note { font-size: 0.85rem; color: var(--tx3); margin: 0.75rem 0 0; }
.form-status { font-size: 0.92rem; margin-top: 0.75rem; min-height: 1.2em; }
.form-status.ok { color: var(--ok); }
.form-status.err { color: var(--danger); }
.coming-soon-note {
  margin: 0;
  color: var(--tx2);
  font-size: 1.02rem;
  text-align: center;
}

/* About / contact prose */
.prose { max-width: 40rem; margin: 0 auto; }
.prose h1 { text-align: left; margin-bottom: 1rem; }
.prose p, .prose li { color: var(--tx2); }
.prose strong { color: var(--tx); }
.prose ul { padding-left: 1.2rem; }
.dl {
  display: grid; grid-template-columns: 8rem 1fr; gap: 0.5rem 1rem;
  margin: 1.25rem 0;
}
.dl dt { color: var(--tx3); font-size: 0.9rem; }
.dl dd { margin: 0; color: var(--tx); }

.draft-banner {
  background: rgba(255,90,0,0.12);
  border: 1px solid rgba(255,90,0,0.4);
  color: var(--acc);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2rem;
  color: var(--tx3);
  font-size: 0.88rem;
}
.footer-inner {
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: space-between; align-items: flex-start;
}
.footer-copy { max-width: 40rem; margin: 0; }
.footer-copy .disclaimer {
  margin: 0.55rem 0 0;
  color: var(--tx3);
  font-size: 0.82rem;
  line-height: 1.45;
}
.footer-links { display: flex; flex-wrap: wrap; gap: 0.85rem; }
.footer-links a { color: var(--tx3); }
.footer-links a:hover { color: var(--tx); }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

@media (max-width: 560px) {
  .nav { flex-direction: column; align-items: flex-start; }
  .dl { grid-template-columns: 1fr; gap: 0.15rem 0; }
  .dl dt { margin-top: 0.5rem; }
}