:root {
  --color-primary: #003366; /* Blue */
  --color-dark: #000000;    /* Black */
  --color-white: #ffffff;
  --color-light: #f8f9fa;
}

body {
  font-family: 'Montserrat', sans-serif;
  margin: 0;
  padding: 0;
  color: var(--color-dark);
  background-color: var(--color-white);
  line-height: 1.6;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.header {
  background: var(--color-white);
  border-bottom: 1px solid #eee;
  padding: 1rem 0;
}
.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-dark);
}
.nav ul {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}
.lang-switcher a {
  color: var(--color-dark);
  text-decoration: none;
  font-weight: 600;
}
.lang-switcher a.active {
  color: var(--color-primary);
}

.footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 3rem 0 1.5rem;
  margin-top: 3rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}
.footer a { color: var(--color-white); }
.footer a:hover { text-decoration: underline; }
.footer__bottom {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
  color: #aaa;
}

/* Mobile menu (basic – enhance with JS if needed) */
.mobile-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 21px;
  justify-content: space-between;
}
.mobile-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--color-dark);
}

/* Responsive */
@media (max-width: 768px) {
  .nav, .lang-switcher {
    display: none; /* Simplification – ou gérer avec JS toggle */
  }
  .mobile-toggle {
    display: flex;
  }
}