/* ==========================================================================
   ETEHB MEGHAZI BADAREDDINE — styles complémentaires à Tailwind
   ========================================================================== */

html {
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
}

/* ---- Lien d'accès rapide (accessibilité clavier) ---- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: #0B3D66;
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 0.5rem 0;
  font-weight: 600;
}
.skip-link:focus {
  left: 0;
}

/* ---- Focus clavier visible partout ---- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid #3FC1E0;
  outline-offset: 2px;
}

/* ---- Header ---- */
#header[data-state="scrolled"] {
  background-color: rgba(255, 255, 255, 0.97);
  box-shadow: 0 4px 20px rgba(11, 61, 102, 0.08);
  backdrop-filter: blur(6px);
}
#header[data-state="top"] {
  background-color: transparent;
}
#header[data-state="top"] .nav-link {
  color: #ffffff;
}
#header[data-state="scrolled"] .nav-link {
  color: #0B3D66;
}
#header[data-state="top"] #menu-toggle {
  color: #ffffff;
}

.nav-link {
  position: relative;
  font-weight: 500;
  font-size: 0.925rem;
  color: #0B3D66;
  transition: color 0.2s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: #F5B942;
  transition: width 0.25s ease;
}
.nav-link:hover::after {
  width: 100%;
}

.nav-link-mobile {
  display: block;
  padding: 0.75rem 0.5rem;
  font-weight: 500;
  color: #0B3D66;
  border-bottom: 1px solid #f1f5f9;
}

.footer-link {
  color: #94a3b8;
  transition: color 0.2s ease;
}
.footer-link:hover {
  color: #F5B942;
}

.social-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.social-icon:hover {
  background-color: #F5B942;
  color: #0B3D66;
  transform: translateY(-2px);
}

/* ---- Check-list icons (cartes services) ---- */
.check-icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  margin-top: 0.05rem;
}

/* ---- Galerie ---- */
.gallery-item {
  position: relative;
  border-radius: 0.9rem;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: 0 2px 10px rgba(11, 61, 102, 0.08);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.gallery-item:hover img {
  transform: scale(1.08);
}
.gallery-item figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1rem 1.1rem;
  background: linear-gradient(to top, rgba(8, 44, 74, 0.92), rgba(8, 44, 74, 0));
  color: #fff;
  font-size: 0.85rem;
  transform: translateY(10%);
  opacity: 0;
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.gallery-item:hover figcaption {
  opacity: 1;
  transform: translateY(0);
}
.gallery-item figcaption span {
  display: block;
  font-family: "Poppins", sans-serif;
  font-weight: 600;
  color: #F5B942;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.15rem;
}

/* ---- Animations au scroll (fade-in / slide-up) ---- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ---- Bouton retour en haut ---- */
#back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}
#back-to-top:hover {
  background-color: #144D80;
}