:root {
  --bg: #05080f;
  --text: #f1f5ff;
  --muted: rgba(241, 245, 255, 0.62);
  --faint: rgba(241, 245, 255, 0.4);
  --surface: rgba(255, 255, 255, 0.04);
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.18);
  --accent: #a78bfa;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --display: 'Sora', 'Inter', system-ui, -apple-system, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--text); }
img { display: block; max-width: 100%; }

/* Langue : on masque la langue inactive */
html[lang="fr"] [data-l="en"],
html[lang="en"] [data-l="fr"] { display: none !important; }

/* En-tête */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(5, 8, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1080px; margin: 0 auto;
  padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 800; font-size: 18px;
  text-decoration: none; letter-spacing: -0.01em;
}
.brand img { width: 28px; height: 28px; border-radius: 7px; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a { text-decoration: none; font-size: 14px; color: var(--muted); padding: 6px 10px; }
.nav-links a:hover { color: var(--text); }

.btn, .lang-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  font: 500 14px var(--font); color: var(--text);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 7px 12px;
  text-decoration: none; cursor: pointer;
}
.btn:hover, .lang-toggle:hover { border-color: var(--line-strong); }

/* Contenu */
.wrap { max-width: 780px; margin: 0 auto; padding: 56px 24px 96px; }
.hero { display: flex; align-items: center; gap: 22px; margin-bottom: 18px; }
.hero img { width: 92px; height: 92px; border-radius: 20px; flex: none; }
h1 {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(32px, 6vw, 48px); line-height: 1.1;
  letter-spacing: -0.02em; margin: 0 0 6px;
}
.meta { color: var(--faint); font-size: 14px; margin: 0; }

.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 26px 0 44px; }
.tabs a {
  font-size: 14px; font-weight: 500; text-decoration: none;
  padding: 6px 12px; border-radius: 3px;
  border: 1px solid var(--line); background: var(--surface);
}
.tabs a[aria-current="page"] { background: var(--text); color: var(--bg); border-color: var(--text); }

h2 {
  font-family: var(--display); font-weight: 700;
  font-size: 22px; letter-spacing: -0.01em;
  margin: 44px 0 12px;
}
h3 { font-size: 16px; font-weight: 600; margin: 24px 0 6px; }
p, li { color: var(--muted); }
strong { color: var(--text); font-weight: 600; }
ul { padding-left: 20px; }
li { margin: 6px 0; }
.lead { font-size: 17px; color: var(--text); }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 20px 22px;
  margin: 18px 0;
}
.card p:first-child { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }

table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 14px 0; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--text); font-weight: 600; }
td { color: var(--muted); }
.table-scroll { overflow-x: auto; }

details { border-bottom: 1px solid var(--line); padding: 14px 0; }
summary { cursor: pointer; font-weight: 600; color: var(--text); }
details p { margin: 10px 0 0; }

/* Accueil */
.apps { display: grid; gap: 14px; margin-top: 36px; }
.app {
  display: flex; gap: 18px; align-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: 6px;
  padding: 18px;
}
.app img { width: 64px; height: 64px; border-radius: 14px; flex: none; }
.app h2 { margin: 0 0 2px; font-size: 20px; }
.app p { margin: 0 0 10px; font-size: 14px; }
.app .links { display: flex; flex-wrap: wrap; gap: 8px; }
.app .links a { font-size: 13px; padding: 5px 10px; }

/* Pied de page */
footer { border-top: 1px solid var(--line); }
.footer-inner {
  max-width: 1080px; margin: 0 auto; padding: 28px 24px;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  font-size: 13px; color: var(--faint);
}
.footer-inner a { color: var(--faint); text-decoration: none; margin-left: 16px; }
.footer-inner a:hover { color: var(--text); }

@media (max-width: 600px) {
  .nav-links a.hide-sm { display: none; }
  .wrap { padding: 36px 16px 72px; }
  .nav-inner, .footer-inner { padding-left: 16px; padding-right: 16px; }
  .hero { gap: 16px; }
  .hero img { width: 64px; height: 64px; border-radius: 14px; }
  .footer-inner a { margin: 0 16px 0 0; }
}

/* ===== Landing & guides ===== */
.store-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--text); color: var(--bg);
  border-radius: 10px; padding: 12px 20px;
  font: 600 16px var(--font); text-decoration: none;
}
.store-btn svg { width: 22px; height: 22px; fill: currentColor; }
.store-btn small { display: block; font-size: 11px; font-weight: 500; opacity: .7; line-height: 1.1; }
.store-btn:hover { opacity: .9; }

.landing-hero { text-align: center; padding: 72px 24px 40px; max-width: 860px; margin: 0 auto; }
.landing-hero img.app-icon { width: 104px; height: 104px; border-radius: 24px; margin: 0 auto 28px; box-shadow: 0 20px 60px rgba(167, 139, 250, .25); }
.landing-hero h1 { font-size: clamp(36px, 7vw, 60px); margin-bottom: 18px; }
.landing-hero .lead { font-size: clamp(17px, 2.4vw, 20px); color: var(--muted); max-width: 620px; margin: 0 auto 30px; }
.hero-note { color: var(--faint); font-size: 13px; margin-top: 14px; }
.grad { background: linear-gradient(90deg, #c4b5fd, #a78bfa 50%, #f0abfc); -webkit-background-clip: text; background-clip: text; color: transparent; }

.section { max-width: 1000px; margin: 0 auto; padding: 56px 24px; }
.section > h2 { text-align: center; font-size: clamp(26px, 4vw, 34px); margin: 0 0 10px; }
.section > .sub { text-align: center; color: var(--muted); max-width: 600px; margin: 0 auto 36px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.feature { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 22px; }
.feature .ico { font-size: 22px; margin-bottom: 10px; }
.feature h3 { margin: 0 0 6px; font-size: 17px; }
.feature p { margin: 0; font-size: 15px; }

.steps { counter-reset: s; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.step { position: relative; padding: 22px; border: 1px solid var(--line); border-radius: 10px; }
.step::before { counter-increment: s; content: counter(s); font-family: var(--display); font-weight: 800; font-size: 34px; color: var(--accent); display: block; line-height: 1; margin-bottom: 10px; }
.step h3 { margin: 0 0 6px; font-size: 17px; }
.step p { margin: 0; font-size: 15px; }

.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.chip { border: 1px solid var(--line-strong); border-radius: 999px; padding: 6px 14px; font-size: 14px; color: var(--text); }

.cta { text-align: center; border: 1px solid var(--line); border-radius: 14px; padding: 44px 24px; background: radial-gradient(ellipse at top, rgba(167,139,250,.14), transparent 70%); }
.cta h2 { margin-top: 0; font-size: clamp(24px, 4vw, 32px); }

.guide-list { display: grid; gap: 12px; }
.guide-card { display: block; text-decoration: none; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 20px 22px; }
.guide-card:hover { border-color: var(--line-strong); }
.guide-card h3 { margin: 0 0 6px; font-size: 18px; color: var(--text); }
.guide-card p { margin: 0; font-size: 15px; }

.crumbs { font-size: 13px; color: var(--faint); margin-bottom: 18px; }
.crumbs a { color: var(--faint); text-decoration: none; }
.crumbs a:hover { color: var(--text); }
.prose h2 { font-size: 24px; }
.prose blockquote { margin: 14px 0; padding: 12px 16px; border-left: 3px solid var(--accent); background: var(--surface); color: var(--text); border-radius: 0 6px 6px 0; }
.prose blockquote p { color: var(--text); margin: 0; }

.footer-links { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.footer-links a { margin: 0 !important; }