/* Header styles for FR Ligne Best */

.frlb-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  background: #ffffffeb;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(7, 31, 63, 0.06);
}

.frlb-header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.frlb-header__brand {
  display: flex;
  align-items: center;
}

.frlb-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.frlb-header__logo-mark {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, #0b3c72, #1b72b8);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 0.95rem;
}

.frlb-header__logo-text {
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: #071f3f;
  white-space: nowrap;
}

.frlb-header__toggle {
  display: none;
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid rgba(7, 31, 63, 0.15);
  background: #ffffff;
  padding: 0;
  cursor: pointer;
}

.frlb-header__toggle:focus-visible {
  outline: 2px solid #1b72b8;
  outline-offset: 3px;
}

.frlb-header__toggle-bar {
  position: absolute;
  left: 0.65rem;
  right: 0.65rem;
  height: 2px;
  background: #071f3f;
  border-radius: 999px;
  transition: transform 0.2s ease, opacity 0.2s ease, top 0.2s ease, bottom 0.2s ease;
}

.frlb-header__toggle-bar:nth-child(1) {
  top: 0.8rem;
}

.frlb-header__toggle-bar:nth-child(2) {
  top: 1.2rem;
}

.frlb-header__toggle-bar:nth-child(3) {
  bottom: 0.8rem;
}

.frlb-header__toggle[aria-expanded="true"] .frlb-header__toggle-bar:nth-child(1) {
  top: 1.2rem;
  transform: rotate(45deg);
}

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

.frlb-header__toggle[aria-expanded="true"] .frlb-header__toggle-bar:nth-child(3) {
  bottom: 1.2rem;
  transform: rotate(-45deg);
}

.frlb-header__nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.frlb-header__nav-list {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.frlb-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0;
  font-family: "Source Sans 3", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.98rem;
  font-weight: 500;
  color: #133b6b;
  text-decoration: none;
}

.frlb-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #1b72b8, #0b3c72);
  transition: width 0.2s ease;
}

.frlb-header__nav-link:hover::after,
.frlb-header__nav-link:focus-visible::after {
  width: 100%;
}

.frlb-header__nav-link:hover,
.frlb-header__nav-link:focus-visible {
  color: #0b3c72;
}

.frlb-header__nav-link:focus-visible {
  outline: 2px solid #1b72b8;
  outline-offset: 3px;
}

.frlb-header__cta-wrap {
  margin-left: 0.75rem;
}

.frlb-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: none;
  text-decoration: none;
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: #0b3c72;
  color: #ffffff;
  box-shadow: 0 6px 14px rgba(7, 31, 63, 0.25);
}

.frlb-header__cta:hover,
.frlb-header__cta:focus-visible {
  background: #1b72b8;
}

.frlb-header__cta:focus-visible {
  outline: 2px solid #1b72b8;
  outline-offset: 3px;
}

/* Mobile layout */

@media (max-width: 768px) {
  .frlb-header__inner {
    padding-inline: 1rem;
  }

  .frlb-header__toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .frlb-header__nav {
    position: fixed;
    inset: 0;
    top: 3.75rem;
    background: rgba(3, 19, 40, 0.88);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: stretch;
    padding: 1.25rem 1.25rem 2rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.22s ease, opacity 0.22s ease;
  }

  .frlb-header__nav--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .frlb-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
  }

  .frlb-header__nav-link {
    padding: 0.75rem 0.5rem;
    font-size: 1.02rem;
    color: #f5f8fc;
  }

  .frlb-header__nav-link::after {
    background: rgba(255, 255, 255, 0.8);
    height: 1px;
  }

  .frlb-header__cta-wrap {
    margin: 1rem 0 0;
  }

  .frlb-header__cta {
    width: 100%;
    justify-content: center;
    box-shadow: none;
    background: #f0f5ff;
    color: #0b3c72;
  }
}

@media (prefers-reduced-motion: reduce) {
  .frlb-header__toggle-bar,
  .frlb-header__nav {
    transition: none;
  }
}