:root {
  --bg: #0f1419;
  --bg-elevated: #1a222d;
  --bg-soft: #151c24;
  --text: #e8eef4;
  --text-muted: #9aa8b6;
  --accent: #4f8cff;
  --accent-soft: rgba(79, 140, 255, 0.14);
  --border: rgba(232, 238, 244, 0.1);
  --max: 960px;
  --radius: 14px;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: radial-gradient(1200px 600px at 10% -10%, #1b2a44 0%, transparent 55%),
              radial-gradient(900px 500px at 100% 0%, #1a2433 0%, transparent 50%),
              var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(15, 20, 25, 0.85);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}
.logo {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
  font-size: 1.05rem;
}
.logo:hover { text-decoration: none; color: #fff; }
.logo span { color: var(--accent); }
.nav { display: flex; flex-wrap: wrap; gap: 0.85rem 1.15rem; }
.nav a { color: var(--text-muted); font-size: 0.95rem; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); text-decoration: none; }

.hero {
  padding: 4.5rem 0 3rem;
}
.hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}
.hero .lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 42rem;
  margin: 0 0 1.75rem;
}
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #041018; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg-elevated); }

.section { padding: 2.75rem 0; }
.section h2 {
  font-size: 1.55rem;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}
.section p { color: var(--text-muted); margin: 0 0 1rem; }
.section p.lead { color: var(--text); font-size: 1.05rem; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.card {
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg-soft));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.3rem;
}
.card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
}
.card p { margin: 0; font-size: 0.95rem; }

.panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}
.panel dl {
  display: grid;
  grid-template-columns: minmax(8rem, 11rem) 1fr;
  gap: 0.55rem 1rem;
  margin: 0;
}
.panel dt { color: var(--text-muted); }
.panel dd { margin: 0; }
.panel a { word-break: break-word; }

.prose h2, .prose h3 { margin-top: 2rem; }
.prose ul { color: var(--text-muted); padding-left: 1.2rem; }
.prose li { margin-bottom: 0.4rem; }
.muted { color: var(--text-muted); }
.small { font-size: 0.9rem; }

.page-hero {
  padding: 3rem 0 1.25rem;
}
.page-hero h1 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.8rem, 3.5vw, 2.35rem);
  letter-spacing: -0.02em;
}
.page-hero p {
  margin: 0;
  color: var(--text-muted);
  max-width: 40rem;
}

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.25);
  padding: 2rem 0 2.5rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1.4fr 1fr 1fr;
}
.footer-grid h3 {
  margin: 0 0 0.6rem;
  color: var(--text);
  font-size: 0.95rem;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 0.35rem; }
.footer-grid a { color: var(--text-muted); }
.footer-grid a:hover { color: var(--text); }
.legal-line { margin-top: 1.75rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }
.legal-line p { margin: 0.25rem 0; }

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; }
  .panel dl { grid-template-columns: 1fr; }
  .panel dt { margin-top: 0.35rem; }
  .nav { justify-content: flex-end; }
}