/* =============================================================================
   10-HEADER.CSS — En-tête global & navigation
   Header sticky à deux niveaux : barre utilitaire (slogan/localisation) +
   barre principale (logo, nav, réseaux, CTA WhatsApp, burger mobile).
   Se substitue visuellement à l'en-tête Divi natif (masqué via Theme Builder).
   ========================================================================== */

.rkt-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
}

/* --- Barre utilitaire ------------------------------------------------------ */
.rkt-header__top {
  background: var(--rkt-navy-deep);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.8rem;
}
.rkt-header__top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 38px;
}
.rkt-header__slogan { font-style: italic; color: var(--rkt-gold-soft); }
.rkt-header__loc { display: inline-flex; align-items: center; gap: 0.35rem; }

/* --- Barre principale ------------------------------------------------------ */
.rkt-header__main {
  background: #fff;
  border-bottom: 1px solid var(--rkt-line);
  transition: box-shadow var(--rkt-t-fast), padding var(--rkt-t-fast);
}
.rkt-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 76px;
}

/* État "défilé" (ajouté par le JS) : ombre + compactage léger */
.rkt-header.is-scrolled .rkt-header__main {
  box-shadow: var(--rkt-shadow-sm);
}
.rkt-header.is-scrolled .rkt-header__bar { min-height: 64px; }

/* --- Logo ------------------------------------------------------------------ */
.rkt-header__logo { display: inline-flex; align-items: center; flex-shrink: 0; }
.rkt-header__logo img { height: 52px; width: auto; display: block; }
.rkt-header.is-scrolled .rkt-header__logo img { height: 46px; }

/* --- Navigation ------------------------------------------------------------ */
.rkt-nav__list {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.rkt-nav__link {
  position: relative;
  display: inline-block;
  padding: 0.6rem 0.9rem;
  font-family: var(--rkt-font-title);
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--rkt-navy);
  text-decoration: none;
  border-radius: var(--rkt-radius-sm);
  transition: color var(--rkt-t-fast), background var(--rkt-t-fast);
}
.rkt-nav__link::after {
  content: "";
  position: absolute;
  left: 0.9rem; right: 0.9rem; bottom: 0.35rem;
  height: 2px;
  background: var(--rkt-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--rkt-t-fast);
}
.rkt-nav__link:hover,
.rkt-nav__link[aria-current="page"] { color: var(--rkt-navy-soft); }
.rkt-nav__link:hover::after,
.rkt-nav__link[aria-current="page"]::after { transform: scaleX(1); }

/* --- Actions (réseaux + CTA) ----------------------------------------------- */
.rkt-header__actions { display: flex; align-items: center; gap: 0.6rem; flex-shrink: 0; }
.rkt-header__social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  color: var(--rkt-navy);
  border: 1px solid var(--rkt-line);
  border-radius: 50%;
  transition: color var(--rkt-t-fast), background var(--rkt-t-fast), border-color var(--rkt-t-fast);
}
.rkt-header__social:hover { color: #fff; background: var(--rkt-navy); border-color: var(--rkt-navy); }
.rkt-header__cta { padding: 0.6rem 1.1rem; font-size: 0.92rem; }

/* --- Burger mobile --------------------------------------------------------- */
.rkt-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  padding: 0 10px;
  background: var(--rkt-navy);
  border: none;
  border-radius: var(--rkt-radius-sm);
  cursor: pointer;
}
.rkt-burger span {
  display: block;
  height: 2px;
  width: 100%;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--rkt-t-fast), opacity var(--rkt-t-fast);
}
.rkt-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.rkt-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.rkt-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================================================
   RESPONSIVE — bascule en menu mobile
   ========================================================================== */
@media (max-width: 980px) {
  .rkt-header__slogan { display: none; }

  .rkt-burger { display: flex; }
  .rkt-header__cta span { display: none; }        /* WhatsApp devient une icône */
  .rkt-header__cta { padding: 0.6rem; width: 40px; height: 40px; justify-content: center; }

  /* Le menu passe en tiroir déroulant sous la barre */
  .rkt-nav {
    position: absolute;
    left: 0; right: 0; top: 100%;
    background: #fff;
    border-bottom: 1px solid var(--rkt-line);
    box-shadow: var(--rkt-shadow);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--rkt-t);
  }
  .rkt-nav.is-open { max-height: 70vh; overflow-y: auto; }
  .rkt-nav__list { flex-direction: column; align-items: stretch; padding: 0.5rem 0; gap: 0; }
  .rkt-nav__link {
    padding: 0.9rem clamp(1.1rem, 4vw, 2rem);
    border-radius: 0;
    border-bottom: 1px solid var(--rkt-cream-2);
  }
  .rkt-nav__link::after { display: none; }
  .rkt-nav__link:hover { background: var(--rkt-cream); }
}

@media (max-width: 560px) {
  .rkt-header__social { display: none; }           /* on garde WhatsApp + burger */
  .rkt-header__loc { margin-left: auto; }
}