/* Container, grille, header, footer */

/* ─── Container ─── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ─── Sections ─── */
.section {
  padding: var(--space-24) 0;
}

.section--sm {
  padding: var(--space-16) 0;
}

.section--bg {
  background: var(--color-neutral-light);
}

.section--dark {
  background: var(--color-neutral-dark);
  color: var(--color-white);
}

.section--dark h2,
.section--dark h3,
.section--dark p {
  color: var(--color-white);
}

.section--primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.section--primary h2,
.section--primary p {
  color: var(--color-white);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-4);
}

.section-subtitle {
  text-align: center;
  font-size: var(--text-lg);
  color: var(--color-neutral);
  max-width: 640px;
  margin: 0 auto var(--space-12);
}

/* ─── Grilles ─── */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
}

/* ─── Header ─── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: 72px;
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex-shrink: 0;
}

.logo-main {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
}

.logo-sub {
  font-size: var(--text-xs);
  color: var(--color-neutral);
  font-weight: 400;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}

.nav-links li a {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-neutral-dark);
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.nav-links li a:hover,
.nav-links li a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.header-cta {
  flex-shrink: 0;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  margin-left: auto;
  flex-shrink: 0;
}

.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-neutral-dark);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .site-header {
    overflow: visible;
  }

  .nav-container {
    position: relative;
  }

  .nav-links {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    z-index: 200;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0 var(--space-6);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.3s ease, opacity 0.25s ease, padding 0.3s ease;
    pointer-events: none;
    margin-left: 0;
  }

  .nav-links.is-open {
    max-height: 480px;
    opacity: 1;
    pointer-events: all;
    padding: var(--space-2) var(--space-6) var(--space-4);
  }

  .nav-links li a {
    display: block;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: var(--text-base);
  }

  .nav-links li:last-child a {
    border-bottom: none;
  }

  .site-header .header-cta {
    display: none !important;
  }

  .burger {
    display: flex;
  }
}

/* ─── Breadcrumb ─── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-neutral);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--color-primary);
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-sep {
  color: var(--color-border);
}

/* ─── Footer ─── */
.site-footer {
  background: var(--color-neutral-dark);
  color: var(--color-white);
  padding-top: var(--space-16);
}

.footer-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
}

.footer-logo {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.footer-brand p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.72);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.footer-legal {
  font-size: var(--text-xs) !important;
  color: rgba(255,255,255,0.5) !important;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-4);
}

.footer-nav h3,
.footer-contact h3,
.footer-zones h3 {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-4);
}

.footer-nav ul li,
.footer-zones ul li {
  margin-bottom: var(--space-2);
}

.footer-nav ul li a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.72);
  transition: color 0.15s;
}

.footer-nav ul li a:hover {
  color: var(--color-white);
}

.footer-zones ul li {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.72);
}

.footer-contact address p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.72);
  margin-bottom: var(--space-3);
}

.footer-contact address a {
  color: rgba(255,255,255,0.88);
  transition: color 0.15s;
}

.footer-contact address a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-6);
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

.footer-bottom a {
  color: rgba(255,255,255,0.6);
}

.footer-bottom a:hover {
  color: var(--color-white);
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 580px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: auto;
  }
}