*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html[data-theme="light"] {
  color-scheme: light;
  --bg: #fbfbfd;
  --bg-sub: #f5f5f7;
  --border: rgba(0, 0, 0, 0.1);
  --text: #1d1d1f;
  --text-2: #6e6e73;
  --text-3: #86868b;
  --brand: #0066cc;
  --brand-hover: #004499;
  --logo-cut: #fbfbfd;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #000000;
  --bg-sub: #1c1c1e;
  --border: rgba(255, 255, 255, 0.12);
  --text: #f5f5f7;
  --text-2: #a1a1a6;
  --text-3: #6e6e73;
  --brand: #2997ff;
  --brand-hover: #0077ed;
  --logo-cut: #000000;
}

:root {
  --radius: 14px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  --max: 980px;
  --nav-h: 48px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Toggle jour / nuit ── */
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; padding: 0; border-radius: 50%;
  border: 1px solid var(--border); background: transparent;
  color: var(--text); cursor: pointer; flex-shrink: 0;
}
.theme-toggle:hover { background: var(--bg-sub); }

.site-lang-switch {
  display: inline-flex; align-items: center; gap: 2px;
  padding: 2px; border-radius: 8px; border: 1px solid var(--border);
  flex-shrink: 0;
}
.site-lang-switch-btn {
  min-width: 28px; padding: 4px 6px; border: none; border-radius: 6px;
  background: transparent; color: var(--text-3); font-size: 11px; font-weight: 600;
  cursor: pointer; line-height: 1;
}
.site-lang-switch-btn:hover { color: var(--text); background: var(--bg-sub); }
.site-lang-switch-btn.active { background: var(--bg-sub); color: var(--text); }

/* ── Header (toutes pages) ── */
.site-header,
.site-nav-bar {
  z-index: 100;
  height: var(--nav-h);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--border);
}

.site-nav-bar,
.site-header--fixed {
  position: fixed; top: 0; left: 0; right: 0;
}

.site-header:not(.site-header--fixed) {
  position: sticky; top: 0;
}

.site-header-inner,
.site-nav-inner {
  max-width: var(--max); margin: 0 auto;
  padding: 0 22px; height: var(--nav-h);
  display: flex; align-items: center; gap: 12px;
  position: relative;
}

.site-logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 17px; letter-spacing: -0.02em;
  color: var(--text); text-decoration: none; flex-shrink: 0;
}
.site-logo:hover { text-decoration: none; opacity: 0.85; }
.site-logo svg { width: 28px; height: 28px; }
.site-logo .logo-cut { fill: var(--logo-cut); }

.nav-actions {
  display: flex; align-items: center; gap: 10px;
  margin-left: auto; min-width: 0;
}

.site-nav,
.site-nav-links {
  display: flex; align-items: center; gap: 4px; min-width: 0;
}

.site-nav a,
.site-nav-links a {
  padding: 7px 12px; border-radius: 8px;
  font-size: 14px; color: var(--text-2); text-decoration: none;
}
.site-nav a:hover,
.site-nav-links a:hover,
.site-nav a.active,
.site-nav-links a.active {
  color: var(--text); background: var(--bg-sub); text-decoration: none;
}

.site-nav a.site-cta,
.site-nav-links a.site-nav-cta {
  margin-left: 4px;
  padding: 7px 14px; border-radius: 980px;
  background: var(--text); color: var(--bg) !important;
  font-size: 13px; font-weight: 500;
}
.site-nav a.site-cta:hover,
.site-nav-links a.site-nav-cta:hover {
  opacity: 0.88; background: var(--text); text-decoration: none;
}

.menu-btn {
  display: none; flex-shrink: 0;
  background: none; border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 10px; cursor: pointer; color: var(--text);
}

@media (max-width: 768px) {
  .menu-btn { display: block; margin-left: auto; }
  .site-nav,
  .site-nav-links {
    display: none;
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 12px 22px 16px; gap: 0; z-index: 99;
  }
  .site-nav.open,
  .site-nav-links.open { display: flex; }
  .site-nav a,
  .site-nav-links a {
    padding: 12px 0; border-radius: 0; border-bottom: 1px solid var(--border);
  }
  .site-nav a.site-cta,
  .site-nav-links a.site-nav-cta {
    margin: 8px 0 0; text-align: center; border: none;
  }
  .nav-actions .theme-toggle { flex-shrink: 0; }
  .nav-actions:has(.site-nav),
  .nav-actions:has(.site-nav-links) {
    margin-left: 0;
  }
}

/* ── Contenu ── */
.site-main { max-width: var(--max); margin: 0 auto; padding: 0 22px 72px; }

.page-hero {
  padding: 56px 0 40px; text-align: center;
}
.page-hero h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 600; letter-spacing: -0.04em; line-height: 1.1;
  margin-bottom: 12px;
}
.page-hero p {
  color: var(--text-2); font-size: 1.05rem; font-weight: 300;
  max-width: 36rem; margin: 0 auto;
}

.section { padding: 40px 0; }
.section-title {
  font-size: 13px; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--text-2); margin-bottom: 20px;
}

.grid-3 {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.card {
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; background: var(--bg-sub);
  transition: border-color 0.15s;
}
.card:hover { border-color: color-mix(in srgb, var(--text) 20%, var(--border)); }
.card h3 { font-size: 16px; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.02em; }
.card p { font-size: 14px; color: var(--text-2); line-height: 1.5; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 980px;
  font-size: 15px; font-weight: 500; cursor: pointer;
  border: none; text-decoration: none; font-family: inherit;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-hover); text-decoration: none; }
.btn-secondary,
.btn-ghost {
  background: transparent; color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover,
.btn-ghost:hover { background: var(--bg-sub); text-decoration: none; }

.pricing {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px; max-width: 820px; margin: 0 auto;
}
.price-card {
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; background: var(--bg-sub); text-align: center;
}
.price-card.featured { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand); }
.price-card h3 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.price-card .amount { font-size: 32px; font-weight: 600; letter-spacing: -0.03em; margin: 10px 0; }
.price-card .hint { font-size: 13px; color: var(--text-2); margin-bottom: 14px; }
.price-card ul { list-style: none; font-size: 13px; color: var(--text-2); text-align: left; }
.price-card li { padding: 5px 0 5px 18px; position: relative; }
.price-card li::before { content: "✓"; position: absolute; left: 0; color: var(--brand); }

.faq-list details {
  border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 10px; padding: 0 16px; background: var(--bg-sub);
}
.faq-list summary {
  padding: 16px 0; font-weight: 500; cursor: pointer; list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; float: right; color: var(--text-3); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list .answer { padding: 0 0 16px; font-size: 14px; color: var(--text-2); line-height: 1.5; }

.prose { max-width: 720px; }
.prose h2 { font-size: 1.35rem; font-weight: 600; margin: 32px 0 10px; letter-spacing: -0.02em; }
.prose h3 { font-size: 1.05rem; font-weight: 600; margin: 22px 0 8px; }
.prose p, .prose li { font-size: 15px; color: var(--text-2); margin-bottom: 10px; }
.prose ul, .prose ol { padding-left: 22px; margin-bottom: 16px; }
.prose code {
  font-size: 13px; background: var(--bg-sub);
  padding: 2px 6px; border-radius: 6px; border: 1px solid var(--border);
}
.prose pre {
  background: var(--bg-sub); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px; overflow-x: auto;
  font-size: 13px; margin: 12px 0;
}
.prose pre code { border: none; padding: 0; background: none; }

.dl-grid { display: grid; gap: 14px; }
@media (min-width: 700px) { .dl-grid { grid-template-columns: 1fr 1fr; } }
.dl-card {
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; background: var(--bg-sub);
  display: flex; flex-direction: column; gap: 16px;
}
.dl-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 4px; }
.dl-card p { font-size: 14px; color: var(--text-2); line-height: 1.5; }

.callout {
  margin-top: 24px; padding: 16px 18px; border-radius: var(--radius);
  background: var(--bg-sub); border: 1px solid var(--border);
  font-size: 14px; color: var(--text-2);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 22px 40px;
}
.site-footer-inner {
  max-width: var(--max); margin: 0 auto;
  display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between;
  font-size: 13px; color: var(--text-3);
}
.footer-links { display: flex; flex-wrap: wrap; gap: 16px; }
.footer-links a { color: var(--text-2); text-decoration: none; }
.footer-links a:hover { color: var(--text); text-decoration: none; }

.text-center { text-align: center; }
.mt-24 { margin-top: 24px; }