:root {
  --bg: #f7f7f5;
  --panel: #ffffff;
  --text: #1d2327;
  --muted: #5d6872;
  --line: #d9dee3;
  --accent: #0f6fff;
  --accent-dark: #0a55c7;
  --shadow: 0 10px 30px rgba(0,0,0,.06);
  --max: 980px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrapper { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }
header { background: rgba(247,247,245,.9); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.topbar { display:flex; align-items:center; justify-content:space-between; gap: 1rem; padding: 1rem 0; }
.brand { font-weight: 800; letter-spacing: .2px; }
.nav { display:flex; flex-wrap:wrap; gap: .75rem; font-size: .95rem; }
.nav a { padding: .35rem .6rem; border-radius: 999px; }
.nav a.cta { background: var(--accent); color: white; }
.nav a.cta:hover { background: var(--accent-dark); text-decoration:none; }
main { padding: 2rem 0 4rem; }
.hero, .card, .panel { background: var(--panel); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow); }
.hero { padding: 2rem; margin-bottom: 1.5rem; }
.kicker { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; color: var(--muted); margin-bottom: .75rem; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .75rem; }
h1 { font-size: clamp(2rem, 4vw, 3.6rem); }
h2 { font-size: clamp(1.45rem, 2.4vw, 2rem); margin-top: 0; }
p { margin: 0 0 1rem; }
.lead { font-size: 1.1rem; color: var(--muted); max-width: 68ch; }
.actions { display:flex; flex-wrap:wrap; gap: .75rem; margin-top: 1.4rem; }
.btn { display:inline-flex; align-items:center; justify-content:center; padding: .85rem 1.1rem; border-radius: 999px; border: 1px solid var(--line); background: white; color: var(--text); font-weight: 650; }
.btn.primary { background: var(--accent); color: white; border-color: var(--accent); }
.btn.primary:hover { background: var(--accent-dark); text-decoration:none; }
.btn:hover { text-decoration:none; border-color: #b7c0c9; }
.grid { display:grid; gap: 1rem; }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card, .panel { padding: 1.25rem; }
.card h3 { margin-bottom: .5rem; }
ul, ol { margin: .4rem 0 1rem 1.2rem; padding: 0; }
li { margin: .3rem 0; }
.muted { color: var(--muted); }
.section { margin-top: 1.5rem; }
.callout { border-left: 4px solid var(--accent); padding: 1rem 1rem 1rem 1.1rem; background: #f3f8ff; border-radius: 14px; }
footer { padding: 2rem 0 3rem; color: var(--muted); font-size: .95rem; }
.small { font-size: .92rem; }
.page-links { display:flex; flex-wrap:wrap; gap: .5rem; margin-top: .75rem; }
.page-links a { padding: .45rem .75rem; border-radius: 999px; background: #eef3f7; color: var(--text); }
.page-links a:hover { text-decoration:none; background: #e2e8ee; }
@media (max-width: 820px) {
  .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; }
}