/* Guides SEO — pages statiques, mêmes couleurs que le site (slate-950 / blue-600) */
:root {
  --bg: #020617;
  --card: #0f172a;
  --line: rgba(255, 255, 255, 0.08);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --title: #ffffff;
  --blue: #2563eb;
  --blue-hover: #3b82f6;
  --yellow: #facc15;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.7 Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: #93c5fd; }
a:hover { color: #bfdbfe; }

.top {
  position: sticky; top: 0; z-index: 10;
  background: rgba(2, 6, 23, 0.9); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.top-in {
  max-width: 760px; margin: 0 auto; padding: 0 16px; height: 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--title); text-decoration: none; font-weight: 700; font-size: 15px; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.top a.login { color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 500; }
.top a.login:hover { color: var(--title); }

main { max-width: 760px; margin: 0 auto; padding: 28px 16px 48px; }
.crumbs { font-size: 14px; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); }
h1 { color: var(--title); font-size: clamp(28px, 6vw, 40px); line-height: 1.2; margin: 0 0 14px; letter-spacing: -0.02em; }
h2 { color: var(--title); font-size: 24px; line-height: 1.3; margin: 40px 0 12px; }
h3 { color: var(--title); font-size: 19px; margin: 28px 0 8px; }
.lead { font-size: 19px; color: #cbd5e1; margin: 0 0 8px; }
.meta { font-size: 14px; color: var(--muted); margin-bottom: 28px; }
strong { color: var(--title); }
ul, ol { padding-left: 22px; }
li { margin: 6px 0; }

.box {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px 20px; margin: 22px 0;
}
.box.key { border-left: 4px solid var(--yellow); }
.box p:first-child, .box ul:first-child { margin-top: 0; }
.box p:last-child, .box ul:last-child { margin-bottom: 0; }

.table-wrap { overflow-x: auto; margin: 18px 0; }
table { width: 100%; border-collapse: collapse; font-size: 16px; min-width: 420px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
th { color: var(--title); font-weight: 600; background: var(--card); }
td.num { font-variant-numeric: tabular-nums; white-space: nowrap; }

.cta {
  background: linear-gradient(135deg, #1e3a8a, #1d4ed8); border-radius: 18px;
  padding: 26px 22px; margin: 40px 0; text-align: center;
}
.cta h2 { margin: 0 0 8px; font-size: 22px; }
.cta p { margin: 0 0 18px; color: #dbeafe; }
.btn {
  display: inline-block; background: #fff; color: #1d4ed8; font-weight: 700;
  text-decoration: none; padding: 13px 22px; border-radius: 12px; margin: 4px;
}
.btn:hover { background: #eff6ff; color: #1e40af; }
.btn.ghost { background: rgba(255, 255, 255, 0.12); color: #fff; }
.btn.ghost:hover { background: rgba(255, 255, 255, 0.2); color: #fff; }

.cards { display: grid; gap: 14px; margin: 24px 0; }
.card {
  display: block; background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px 20px; text-decoration: none; color: var(--text);
}
.card:hover { border-color: rgba(147, 197, 253, 0.5); color: var(--text); }
.card h2 { margin: 0 0 6px; font-size: 20px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }

details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin: 10px 0; }
summary { cursor: pointer; color: var(--title); font-weight: 600; }
details p { margin: 10px 0 0; }

.small { font-size: 14px; color: var(--muted); }
footer { border-top: 1px solid var(--line); padding: 24px 16px 40px; text-align: center; font-size: 14px; color: var(--muted); }
footer a { color: var(--muted); margin: 0 8px; display: inline-block; }