:root {
  --bg: #f7f9fc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --accent: #0b63ce;
  --accent-2: #174ea6;
  --border: #e5e7eb;
}
* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
.header {
  position: sticky;
  top: 0;
  backdrop-filter: saturate(180%) blur(10px);
  background: rgba(255,255,255,0.85);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}
.container { max-width: 1120px; margin: 0 auto; padding: 0 1rem; }
.nav { display: flex; align-items: center; justify-content: space-between; height: 4.25rem; }
.logo { display: flex; align-items: center; gap: .5rem; font-weight: 700; letter-spacing: .3px; }
.logo-badge {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; color: white; font-weight: 800;
}
.nav a { text-decoration: none; color: var(--text); font-weight: 600; margin-left: 1rem; }
.nav a:hover { color: var(--accent); }
.cta {
  display: inline-block;
  padding: .75rem 1rem; border-radius: .75rem;
  background: var(--accent); color: white; text-decoration: none; font-weight: 700;
  box-shadow: 0 8px 20px rgba(11,99,206,.2);
}
.cta:hover { background: var(--accent-2); }
.hero {
  padding: 6rem 0 2rem;
}
.hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); margin: 0 0 .75rem; letter-spacing: .2px; }
.hero p { color: var(--muted); max-width: 60ch; }
.grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: repeat(12, 1fr);
}
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 1rem; padding: 1.25rem;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(2,6,23,.06); }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-12 { grid-column: span 12; }
.kicker { text-transform: uppercase; font-size: .8rem; letter-spacing: .12em; color: var(--accent-2); font-weight: 800; }
.section { padding: 3rem 0; }
.section h2 { font-size: clamp(1.5rem, 2.8vw, 2rem); margin: 0 0 .5rem; }
.muted { color: var(--muted); }
.footer { border-top: 1px solid var(--border); background: #fff; padding: 2rem 0; margin-top: 3rem; }
.footer small { color: var(--muted); }
ul.clean { list-style: none; padding: 0; margin: 0; }
ul.clean li { margin: .5rem 0; }
.tag {
  display: inline-block; padding: .25rem .5rem; border: 1px solid var(--border); border-radius: .5rem; font-size: .8rem; color: var(--muted);
}
.hero .tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
@media (max-width: 900px) {
  .col-4, .col-6 { grid-column: span 12; }
  .nav a { margin-left: .5rem; }
}