:root {
  --violet: #512BD4;
  --violet-light: #6E4AEE;
  --violet-dark: #36189E;
  --ink: #1f1f1f;
  --muted: #6e6e6e;
  --line: #e6e6e6;
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
  line-height: 1.6;
  color: var(--ink);
}

h1 { font-size: 26px; margin-bottom: 4px; }
h2 { font-size: 18px; margin-top: 40px; }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 32px; }
ul { padding-left: 20px; }
a { color: var(--violet); }

nav {
  font-size: 14px;
  padding-bottom: 20px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
nav a { margin-right: 16px; text-decoration: none; }
nav a:hover { text-decoration: underline; }

footer {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}
footer a { margin-right: 16px; }

/* Page d'accueil */
.hero {
  background: linear-gradient(135deg, var(--violet-light), var(--violet) 55%, var(--violet-dark));
  border-radius: 16px;
  padding: 40px 32px;
  color: #fff;
  text-align: center;
  margin-bottom: 40px;
}
.hero h1 { font-size: 34px; margin: 16px 0 8px; }
.hero p { font-size: 17px; margin: 0; opacity: .92; }
.hero .glyph { font-size: 56px; line-height: 1; }

.features { display: grid; gap: 20px; margin-top: 8px; }
.feature h3 { font-size: 16px; margin: 0 0 4px; }
.feature p { margin: 0; color: var(--muted); }

.cta {
  display: inline-block;
  background: var(--violet);
  color: #fff;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 600;
  margin-top: 8px;
}
.cta:hover { background: var(--violet-dark); }