@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&display=swap");

/* Single source of truth for navbar styles */
:root {
  --navbar-bg: rgba(255, 255, 255, 0.96);
  --navbar-border: rgba(46, 139, 74, 0.14);
  --navbar-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
  --navbar-text: #4a5240;
  --navbar-text-active: #1a5c32;
  --navbar-active-bg: #e8f5ec;
  --navbar-btn-bg: #28a83b;
  --navbar-btn-bg-hover: #1a5c32;
  --navbar-btn-text: #ffffff;
  --navbar-toggle-bg: #e8f5ec;
  --navbar-toggle-border: rgba(46, 139, 74, 0.24);
  --navbar-z: 1000;
  --navbar-radius-sm: 8px;
  --navbar-radius-full: 9999px;
  --navbar-transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--navbar-z);
  padding: 0.9rem 0;
  background: var(--navbar-bg);
  border-bottom: 1px solid var(--navbar-border);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  font-family: "DM Sans", sans-serif !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition:
    padding var(--navbar-transition),
    box-shadow var(--navbar-transition);
}

.navbar.scrolled {
  padding: 0.65rem 0;
  box-shadow: var(--navbar-shadow);
}

.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.marque {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  min-height: 64px;
}

.logo-header {
  width: clamp(132px, 17vw, 187px);
  aspect-ratio: 831.25 / 356.25;
  height: auto;
  max-height: 64px;
  display: block;
}

.nav-liens {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.2rem;
  flex: 1;
  justify-content: center;
}

.nav-lien {
  display: block;
  font-size: 0.86rem;
  font-weight: 500;
  /* color: #0000; */
  padding: 0.45rem 0.85rem;
  border-radius: var(--navbar-radius-sm);
  transition:
    color var(--navbar-transition),
    background var(--navbar-transition);
  text-decoration: none;
}

.nav-lien:hover,
.nav-lien.actif {
  color: #28A83B;
  background: var(--navbar-active-bg);
}

.btn-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  flex-shrink: 0;
  background: var(--navbar-btn-bg);
  color: var(--navbar-btn-text);
  padding: 0.55rem 1.25rem;
  border-radius: var(--navbar-radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  box-shadow: 0 3px 14px #28A83B;
  transition:
    background var(--navbar-transition),
    transform var(--navbar-transition);
  text-decoration: none;
}

.btn-nav:hover {
  background: var(--navbar-btn-bg-hover);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 42px;
  height: 38px;
  padding: 8px 10px;
  border-radius: var(--navbar-radius-sm);
  border: 1px solid var(--navbar-toggle-border);
  background: var(--navbar-toggle-bg);
  font-family: "DM Sans", sans-serif !important;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: #1a5c32;
  transform-origin: center;
  transition:
    transform var(--navbar-transition),
    opacity var(--navbar-transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

@media (max-width: 768px) {
  .marque {
    min-height: 48px;
  }

  .logo-header {
    width: clamp(112px, 42vw, 150px);
    max-height: 48px;
  }

  .btn-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-liens {
    display: none;
  }

  .nav-liens.open {
    display: flex;
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    z-index: calc(var(--navbar-z) + 1);
    flex-direction: column;
    gap: 0;
    padding: 0.9rem 1.5rem 1.2rem;
    background: rgba(255, 255, 255, 0.99);
    border-bottom: 2px solid var(--navbar-active-bg);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.14);
  }

  .navbar.scrolled .nav-liens.open {
    top: 66px;
  }

  .nav-liens.open li {
    width: 100%;
  }

  .nav-liens.open .nav-lien {
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--navbar-active-bg);
  }

  .nav-liens.open li:last-child .nav-lien {
    border-bottom: none;
  }
}