/* Zion Corp LLC — corporate site. Shared styles.
   Dark theme matching the NEO VPN download landing (deploy/landing). */

:root {
  --bg: #0b0f17;
  --bg-elev: #131a26;
  --bg-card: #161e2e;
  --border: #243047;
  --text: #e8edf6;
  --text-dim: #9aa7bd;
  --accent: #3b82f6;
  --accent-hover: #2f6fe0;
  --radius: 16px;
  --maxw: 920px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  background: radial-gradient(1200px 600px at 50% -10%, #16243f 0%, var(--bg) 55%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap { width: 100%; max-width: var(--maxw); padding: 0 20px; }

/* ---- Header / nav ---- */
.site-header {
  width: 100%;
  display: flex;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 15, 23, 0.6);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 16px;
  padding-bottom: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand .logo { width: 30px; height: 30px; flex: 0 0 auto; }
.brand .name { font-size: 18px; font-weight: 700; letter-spacing: 0.3px; }
.brand .name small { color: var(--text-dim); font-weight: 500; font-size: 12px; }
nav.main { display: flex; gap: 18px; flex-wrap: wrap; }
nav.main a { color: var(--text-dim); text-decoration: none; font-size: 14px; font-weight: 500; }
nav.main a:hover { color: var(--text); }

/* ---- Sections ---- */
main { width: 100%; display: flex; flex-direction: column; align-items: center; flex: 1 1 auto; }
section { width: 100%; display: flex; justify-content: center; }
.section-inner { width: 100%; max-width: var(--maxw); padding: 56px 20px; }
.section-inner.tight { padding: 36px 20px; }

.hero { text-align: center; }
.hero h1 { font-size: clamp(30px, 5vw, 46px); margin: 0 0 16px; font-weight: 800; letter-spacing: -0.5px; }
.hero p.lead { color: var(--text-dim); font-size: 19px; margin: 0 auto; max-width: 600px; }

h2.section-title { font-size: clamp(22px, 3.5vw, 30px); margin: 0 0 12px; font-weight: 800; }
p.section-sub { color: var(--text-dim); margin: 0 0 28px; max-width: 640px; }

.divider { width: 100%; max-width: var(--maxw); height: 1px; background: var(--border); }

/* ---- Cards / grid ---- */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 22px;
}
.card h3 { margin: 0 0 8px; font-size: 17px; font-weight: 700; }
.card p { margin: 0; color: var(--text-dim); font-size: 15px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 15px; font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }

/* ---- Company details table ---- */
.details { width: 100%; border-collapse: collapse; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.details th, .details td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--border); font-size: 15px; vertical-align: top; }
.details tr:last-child th, .details tr:last-child td { border-bottom: none; }
.details th { color: var(--text-dim); font-weight: 500; width: 42%; }
.details td { color: var(--text); }

/* ---- Legal prose ---- */
.prose { max-width: 760px; }
.prose h1 { font-size: clamp(26px, 4vw, 34px); margin: 0 0 8px; font-weight: 800; }
.prose .updated { color: var(--text-dim); font-size: 14px; margin: 0 0 28px; }
.prose h2 { font-size: 20px; margin: 32px 0 10px; font-weight: 700; }
.prose h3 { font-size: 16px; margin: 22px 0 8px; font-weight: 700; }
.prose p, .prose li { color: var(--text); font-size: 15.5px; }
.prose p { margin: 0 0 14px; }
.prose ul { margin: 0 0 14px; padding-left: 22px; }
.prose li { margin: 0 0 8px; }
.prose a { color: var(--accent); }
.prose strong { color: var(--text); }
.callout {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: 14px 18px;
  margin: 0 0 18px;
  color: var(--text-dim);
  font-size: 14.5px;
}

/* ---- Footer ---- */
footer.site-footer {
  width: 100%;
  display: flex;
  justify-content: center;
  border-top: 1px solid var(--border);
  margin-top: 24px;
}
footer.site-footer .wrap {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 28px;
  padding-bottom: 40px;
}
footer .links { display: flex; gap: 18px; flex-wrap: wrap; }
footer .links a { color: var(--text-dim); text-decoration: none; font-size: 14px; }
footer .links a:hover { color: var(--text); }
footer .legal-line { color: var(--text-dim); font-size: 13px; }

a.back { color: var(--text-dim); text-decoration: none; font-size: 14px; }
a.back:hover { color: var(--text); }

@media (max-width: 560px) {
  nav.main { gap: 12px; }
  .details th { width: 50%; }
}