/* ============================================================
   GUIDE THERMIQUE — header.css
   ============================================================ */


/* ─────────────────────────────────────────────
   HEADER WRAPPER
   ───────────────────────────────────────────── */
.gt-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--card-shadow);
  transition: box-shadow var(--transition-base);
}

/* Scrolled state — uniquement ombre, fond reste blanc */
.gt-header.is-scrolled {
  background: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}


/* ─────────────────────────────────────────────
   INNER CONTAINER
   ───────────────────────────────────────────── */
.gt-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  min-height: 64px;
}


/* ─────────────────────────────────────────────
   LOGO
   ───────────────────────────────────────────── */
.gt-header__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  flex-shrink: 0;
}

.gt-header__logo-icon {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.gt-header__logo-icon svg {
  width: 35px;
  height: 35px;
}

.gt-header__logo-text {
  font-size: var(--text-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  letter-spacing: -0.01em;
  line-height: 1;
}

/* Logo WordPress custom */
.gt-header__logo .custom-logo-link {
  display: flex;
  align-items: center;
}

.gt-header__logo .custom-logo {
  height: 40px;
  width: auto;
  max-width: 180px;
}

@media (min-width: 768px) {
  .gt-header__logo .custom-logo {
    height: 44px;
  }
}


/* ─────────────────────────────────────────────
   NAVIGATION DESKTOP
   ───────────────────────────────────────────── */
.gt-header__nav {
  display: none;
  flex: 1;
  justify-content: center;
}

@media (min-width: 1024px) {
  .gt-header__nav {
    display: flex;
  }
}

.gt-header__nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.gt-header__nav-list > li {
  position: relative;
}

.gt-header__nav-list > li > a {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast),
              background-color var(--transition-fast);
  white-space: nowrap;
}

.gt-header__nav-list > li > a:hover,
.gt-header__nav-list > li > a:focus-visible,
.gt-header__nav-list > li.current-menu-item > a,
.gt-header__nav-list > li.current-menu-ancestor > a {
  color: var(--color-accent);
  background-color: rgba(232, 114, 12, 0.06);
}

.gt-header__nav-list > li.current-menu-item > a {
  font-weight: var(--fw-semibold);
}

/* Sous-menu dropdown */
.gt-header__nav-list .sub-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  min-width: 200px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow-lg);
  padding: 0.375rem;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-fast),
              visibility var(--transition-fast),
              transform var(--transition-fast);
  transform: translateX(-50%) translateY(-4px);
  z-index: 10;
}

.gt-header__nav-list > li:hover > .sub-menu,
.gt-header__nav-list > li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.gt-header__nav-list .sub-menu li a {
  display: block;
  padding: 0.5rem 0.875rem;
  font-size: var(--text-sm);
  color: var(--color-primary);
  border-radius: 0.375rem;
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.gt-header__nav-list .sub-menu li a:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-accent);
}


/* ─────────────────────────────────────────────
   ACTIONS (CTA + Hamburger)
   ───────────────────────────────────────────── */
.gt-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* CTA Devis — visible desktop */
.gt-header__cta {
  display: none;
  font-size: 0.8125rem; /* ~13px */
  padding: 0.5rem 1.125rem;
}

@media (min-width: 768px) {
  .gt-header__cta {
    display: inline-flex;
  }
}


/* ─────────────────────────────────────────────
   HAMBURGER
   ───────────────────────────────────────────── */
.gt-header__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--color-border);
  background: transparent;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  flex-shrink: 0;
}

.gt-header__hamburger:hover {
  background-color: var(--color-bg-alt);
}

@media (min-width: 1024px) {
  .gt-header__hamburger {
    display: none;
  }
}

.gt-hamburger__bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition-fast),
              opacity var(--transition-fast);
  transform-origin: center;
}

/* Hamburger → X (ouvert) */
.gt-header__hamburger[aria-expanded="true"] .gt-hamburger__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.gt-header__hamburger[aria-expanded="true"] .gt-hamburger__bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.gt-header__hamburger[aria-expanded="true"] .gt-hamburger__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


/* ─────────────────────────────────────────────
   MENU MOBILE
   ───────────────────────────────────────────── */
.gt-mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--transition-slow),
              opacity var(--transition-base);
  opacity: 0;
  pointer-events: none;
}

.gt-mobile-menu.is-open {
  max-height: 600px;
  opacity: 1;
  pointer-events: auto;
}

@media (min-width: 1024px) {
  .gt-mobile-menu {
    display: none;
  }
}

.gt-mobile-menu__list {
  list-style: none;
  padding: 0.75rem 0;
  margin: 0;
}

.gt-mobile-menu__list li a {
  display: block;
  padding: 0.75rem 1.5rem;
  font-size: var(--text-base);
  font-weight: var(--fw-medium);
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast),
              color var(--transition-fast);
}

.gt-mobile-menu__list li:last-child a {
  border-bottom: none;
}

.gt-mobile-menu__list li a:hover,
.gt-mobile-menu__list li.current-menu-item a {
  background-color: var(--color-bg-alt);
  color: var(--color-accent);
}

/* Sous-menu mobile */
.gt-mobile-menu__list .sub-menu {
  list-style: none;
  padding: 0;
  background: var(--color-bg-alt);
}

.gt-mobile-menu__list .sub-menu li a {
  padding-left: 2.5rem;
  font-size: var(--text-sm);
  font-weight: var(--fw-regular);
}

/* CTA dans mobile menu */
.gt-mobile-menu__cta {
  padding: 1rem 1.5rem 1.25rem;
  display: flex;
  justify-content: center;
}

.gt-mobile-menu__cta .btn {
  width: 100%;
  max-width: 320px;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  font-size: var(--text-base);
}