/* Guides BourseNext : pages statiques (lisibles sans JavaScript par les
   moteurs de recherche), charte de src/constants/theme.js. */
:root {
  --ink: #1C1C1E; --muted: #6C6C70; --subtle: #8E8E93;
  --accent: #2D6CB5; --accent-soft: #4B9DD8; --navy-deep: #1A3A6B;
  --snow: #F8F9FA; --border: rgba(17,18,20,0.08); --green: #27AE60; --red: #E74C3C;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #fff; color: var(--ink); font-family: 'Plus Jakarta Sans', 'DM Sans', system-ui, sans-serif; font-size: 16px; line-height: 1.7; }
a { color: var(--accent); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header.site { border-bottom: 1px solid var(--border); background: #fff; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.logo { font-size: 20px; font-weight: 300; color: #3C3C43; text-decoration: none; letter-spacing: -0.01em; }
.logo b { font-weight: 800; color: var(--accent); letter-spacing: -0.04em; }
header.site nav a { font-size: 14px; font-weight: 600; color: var(--muted); text-decoration: none; margin-left: 18px; }
header.site nav a.cta { color: #fff; background: var(--accent); padding: 8px 16px; border-radius: 50px; }
.crumbs { font-size: 13px; color: var(--subtle); margin: 28px 0 8px; }
.crumbs a { color: var(--subtle); }
h1 { font-size: clamp(28px, 6vw, 40px); line-height: 1.15; letter-spacing: -0.03em; margin: 0 0 16px; text-wrap: balance; }
h2 { font-size: 22px; letter-spacing: -0.02em; margin: 40px 0 12px; text-wrap: balance; }
h3 { font-size: 17px; margin: 24px 0 8px; }
.answer { background: rgba(45,108,181,0.06); border: 1px solid rgba(45,108,181,0.15); border-radius: 16px; padding: 18px 20px; font-size: 17px; margin: 0 0 24px; }
.answer strong { color: var(--navy-deep); }
.sim { background: var(--snow); border: 1px solid var(--border); border-radius: 20px; padding: 22px; margin: 28px 0; }
.sim h2 { margin-top: 0; font-size: 19px; }
.sim .row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.sim label { display: block; font-size: 12px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 6px; }
.sim input, .sim select { width: 100%; font: inherit; font-size: 16px; padding: 10px 12px; border-radius: 12px; border: 1px solid rgba(17,18,20,0.15); background: #fff; color: var(--ink); }
.sim input:focus-visible, .sim select:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.out { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.out div { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 12px 14px; }
.out span { display: block; font-size: 12px; color: var(--muted); }
.out b { font-size: 20px; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.out .main { border-color: rgba(45,108,181,0.35); }
.out .main b { color: var(--accent); }
.note { font-size: 12px; color: var(--subtle); font-style: italic; margin: 12px 0 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 12px 0; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 13px; color: var(--muted); }
td.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
.table-scroll { overflow-x: auto; }
.cta-box { text-align: center; background: linear-gradient(135deg, #1A3A6B, #2D6CB5); color: #fff; border-radius: 22px; padding: 30px 22px; margin: 40px 0; }
.cta-box p { margin: 0 0 16px; color: rgba(255,255,255,0.85); }
.cta-box a { display: inline-block; background: #fff; color: var(--accent); font-weight: 800; text-decoration: none; padding: 13px 26px; border-radius: 50px; }
details { border-bottom: 1px solid var(--border); padding: 12px 0; }
summary { cursor: pointer; font-weight: 700; }
.guides-list { list-style: none; padding: 0; }
.guides-list li { border: 1px solid var(--border); border-radius: 16px; padding: 16px 18px; margin-bottom: 12px; }
.guides-list a { font-weight: 800; text-decoration: none; font-size: 17px; }
.guides-list p { margin: 4px 0 0; color: var(--muted); font-size: 15px; }
footer.site { border-top: 1px solid var(--border); margin-top: 48px; padding: 24px 0 40px; font-size: 12px; color: var(--subtle); line-height: 1.6; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }