/* Design system commun — nav, footer, reset de base */
/* Partagé par avis.html, blog.html, faq.html, realisations.html,
   commande-pieces.html, diagnostic-distance.html, professionnels.html.
   index.html a sa propre palette de variables et n'utilise pas ce fichier. */

:root {
  --green: #1E6B4A; --green-light: #2A8A60; --green-pale: #EBF5F0;
  --dark: #111A14; --text: #2E3830; --muted: #6B7A6F;
  --cream: #F2EFE9; --white: #FFFDF8; --border: #DDD8CF;
}

html { scroll-behavior: smooth; }
a { text-decoration: none; color: inherit; }
body { font-family: 'Plus Jakarta Sans', sans-serif; background: var(--white); color: var(--text); line-height: 1.6; overflow-x: hidden; }
footer { background: var(--dark); color: #FFFDF8; margin-top: 0; }

.nav { max-width: 1240px; margin: 0 auto; padding: 0 32px; height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 15px; font-weight: 500; }
.nav-links a { color: var(--text); transition: color .15s; }
.nav-links a:hover { color: var(--green); }
.nav-dropdown { position: relative; }
.nav-dropdown > span { cursor: pointer; display: inline-flex; align-items: center; gap: 4px; }
.nav-dropdown-menu { position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(-6px); background: var(--white); border: 1px solid var(--border); border-radius: 12px; padding: 8px; margin-top: 14px; min-width: 190px; box-shadow: 0 14px 30px rgba(17,26,20,.14); opacity: 0; visibility: hidden; transition: opacity .15s, transform .15s, visibility .15s; }
.nav-dropdown-menu a { display: block; padding: 9px 12px; border-radius: 8px; font-size: 14.5px; font-weight: 500; }
.nav-dropdown-menu a:hover { background: var(--green-pale); color: var(--green); }
.nav-dropdown:hover .nav-dropdown-menu, .nav-dropdown:focus-within .nav-dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer; padding: 8px;
  margin-left: 10px; color: var(--dark); flex-shrink: 0;
}
.nav-toggle .icon-close { display: none; }
.nav-toggle.open .icon-open { display: none; }
.nav-toggle.open .icon-close { display: block; }
.nav-mobile-menu {
  display: none; flex-direction: column; background: #fff;
  border-top: 1px solid var(--border); padding: 6px 20px 16px;
}
.nav-mobile-menu.open { display: flex; }
.nav-mobile-menu a {
  padding: 13px 0; font-size: 15px; color: var(--text);
  text-decoration: none; border-bottom: 1px solid var(--border);
}
.nav-mobile-menu a:last-child { border-bottom: none; }

.footer-bottom { border-top: 1px solid rgba(239,248,252,.1); }
.footer-bottom-inner { max-width: 1240px; margin: 0 auto; padding: 18px 32px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; color: rgba(239,248,252,.4); }
.footer-bottom-inner a { color: inherit; border-bottom: 1px solid rgba(239,248,252,.2); }

@media (max-width: 820px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
}