/* ============================================
   NAVBAR FIXE - STYLE PROFESSIONNEL
   ============================================ */

:root {
  --nav-height: 80px;
  --nav-gradient: linear-gradient(120deg, #1e88e5 0%, #0d47a1 100%);
  --nav-link-color: #e9f2ff;
  --nav-link-hover: #ffffff;
  --nav-border: rgba(255, 255, 255, 0.2);
}

body.has-fixed-navbar {
  padding-top: var(--nav-height);
}

.professional-navbar {
  min-height: var(--nav-height) !important;
  height: var(--nav-height) !important;
  max-height: var(--nav-height) !important;
  background-image: var(--nav-gradient);
  background-size: 200% 200%;
  box-shadow: 0 6px 24px rgba(13, 71, 161, 0.25);
  padding: 0 !important;
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 1040 !important;
  border-bottom: 1px solid var(--nav-border);
}

.professional-navbar .container {
  min-height: var(--nav-height);
}

.professional-navbar .navbar-brand {
  height: var(--nav-height);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.professional-navbar .navbar-brand img {
  height: 52px;
  width: 52px;
  object-fit: cover;
  border-radius: 14px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
}

.professional-navbar .navbar-brand span {
  color: #ffffff;
  font-size: 1.2rem;
}

.professional-navbar .navbar-toggler {
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 10px;
  padding: 8px 12px;
  transition: background 0.2s ease;
}

.professional-navbar .navbar-toggler:focus {
  box-shadow: none;
}

.professional-navbar .navbar-toggler:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.professional-navbar .navbar-nav {
  gap: 8px;
  align-items: center;
}

.professional-navbar .nav-link {
  color: var(--nav-link-color) !important;
  font-weight: 500;
  font-size: 0.98rem;
  letter-spacing: 0.4px;
  padding: 0.25rem 0.9rem !important;
  border-radius: 999px;
  line-height: calc(var(--nav-height) - 36px);
  position: relative;
  transition: color 0.2s ease, background 0.2s ease;
}

.professional-navbar .nav-link::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 14px;
  height: 2px;
  background: rgba(255, 255, 255, 0.75);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
  border-radius: 999px;
}

.professional-navbar .nav-link:hover,
.professional-navbar .nav-link:focus {
  color: var(--nav-link-hover) !important;
  background-color: rgba(255, 255, 255, 0.08);
}

.professional-navbar .nav-link:hover::after,
.professional-navbar .nav-link.active::after {
  transform: scaleX(1);
}

.professional-navbar .nav-link.active {
  color: #ffffff !important;
  font-weight: 600;
}

@media (max-width: 991.98px) {
  .professional-navbar {
    padding: 0.75rem 0 !important;
    height: auto !important;
    min-height: var(--nav-height) !important;
  }

  .professional-navbar .navbar-collapse {
    background: rgba(13, 71, 161, 0.85);
    border-radius: 18px;
    padding: 1rem;
    margin-top: 0.75rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15);
  }

  .professional-navbar .nav-link {
    line-height: 1.6;
    padding: 0.7rem 1rem !important;
  }

  .professional-navbar .nav-link::after {
    display: none;
  }
}