/* ==========================================================================
   SCF/SAGE Child Theme — Header
   Fixed header, nav, language switcher, CTA, sticky (.scrolled)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Site Header
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--color-white);
  z-index: var(--z-header);
  transition: background-color var(--transition-base),
              box-shadow var(--transition-base),
              height var(--transition-base);
}

.site-header.scrolled {
  height: 64px;
  box-shadow: var(--shadow-md);
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* Spacer to offset fixed header */
.site-header + main,
.site-header + .site-content {
  padding-top: var(--header-height);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

/* --------------------------------------------------------------------------
   2. Logo
   -------------------------------------------------------------------------- */
.site-header__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.site-header__logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.site-header__logo img {
  height: 48px;
  width: auto;
  transition: height var(--transition-base);
}

.site-header.scrolled .site-header__logo img {
  height: 38px;
}

.site-header__logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-left: var(--space-xs);
  line-height: 1.1;
}

.site-header__logo-text span {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  font-family: var(--font-body);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* --------------------------------------------------------------------------
   3. Main Navigation
   -------------------------------------------------------------------------- */
.site-nav {
  display: none; /* Hidden on mobile, shown at 992px */
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-xxs);
}

.site-nav__item {
  position: relative;
}

.site-nav__link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  font-family: var(--font-heading);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--color-accent);
  background-color: var(--color-grey-light);
  text-decoration: none;
}

.site-nav__link--active,
.site-nav__item.current-menu-item > .site-nav__link {
  color: var(--color-accent);
}

.site-nav__link--active::after,
.site-nav__item.current-menu-item > .site-nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

/* Dropdown arrow icon */
.site-nav__link .icon-chevron {
  width: 10px;
  height: 10px;
  transition: transform var(--transition-fast);
}

.site-nav__item:hover .icon-chevron {
  transform: rotate(180deg);
}

/* --------------------------------------------------------------------------
   4. Dropdown / Submenu
   -------------------------------------------------------------------------- */
.site-nav__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  padding: var(--space-xs) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.site-nav__item:hover > .site-nav__dropdown,
.site-nav__item:focus-within > .site-nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.site-nav__dropdown-item {
  display: block;
}

.site-nav__dropdown-link {
  display: block;
  padding: 10px 20px;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.site-nav__dropdown-link:hover,
.site-nav__dropdown-link:focus-visible {
  background-color: var(--color-grey-light);
  color: var(--color-accent);
  text-decoration: none;
}

/* Dropdown with profile tabs (elu, agent, salarie, entreprise) */
.site-nav__dropdown--profiles {
  min-width: 280px;
  padding: var(--space-sm);
}

.site-nav__dropdown--profiles .site-nav__dropdown-link {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 12px 16px;
  border-radius: var(--border-radius);
}

.site-nav__dropdown--profiles .site-nav__dropdown-link .icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   5. Header Actions (lang switch, CTA)
   -------------------------------------------------------------------------- */
.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Language Switcher */
.lang-switcher {
  position: relative;
  display: none; /* Hidden on mobile */
}

.lang-switcher__current {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  border-radius: var(--border-radius);
  transition: background-color var(--transition-fast);
  background: none;
  border: none;
}

.lang-switcher__current:hover {
  background-color: var(--color-grey-light);
}

.lang-switcher__flag {
  width: 20px;
  height: 14px;
  border-radius: 2px;
  object-fit: cover;
}

.lang-switcher__dropdown {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  min-width: 140px;
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  padding: var(--space-xs) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.lang-switcher:hover .lang-switcher__dropdown,
.lang-switcher:focus-within .lang-switcher__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-switcher__option {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 8px 16px;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.lang-switcher__option:hover {
  background-color: var(--color-grey-light);
  text-decoration: none;
}

.lang-switcher__option--active {
  font-weight: 700;
  color: var(--color-accent);
}

/* Header CTA Button */
.site-header__cta {
  display: none; /* Hidden on mobile, shown at 768px */
}

.site-header__cta .btn {
  padding: 10px 24px;
  font-size: var(--font-size-xs);
}

/* --------------------------------------------------------------------------
   6. Mobile Menu Toggle
   -------------------------------------------------------------------------- */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  z-index: calc(var(--z-header) + 1);
}

.menu-toggle__icon {
  position: relative;
  width: 24px;
  height: 18px;
}

.menu-toggle__bar {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.menu-toggle__bar:nth-child(1) { top: 0; }
.menu-toggle__bar:nth-child(2) { top: 8px; }
.menu-toggle__bar:nth-child(3) { top: 16px; }

/* Active state (X shape) */
.menu-toggle.is-active .menu-toggle__bar:nth-child(1) {
  top: 8px;
  transform: rotate(45deg);
}

.menu-toggle.is-active .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-active .menu-toggle__bar:nth-child(3) {
  top: 8px;
  transform: rotate(-45deg);
}

/* --------------------------------------------------------------------------
   7. Mobile Navigation Panel
   -------------------------------------------------------------------------- */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  height: 100dvh;
  background: var(--color-white);
  z-index: var(--z-header);
  padding: calc(var(--header-height) + var(--space-sm)) var(--space-md) var(--space-md);
  overflow-y: auto;
  transition: right var(--transition-base);
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
}

.mobile-nav.is-open {
  right: 0;
}

/* Overlay */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-header) - 1);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-nav-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.mobile-nav__list {
  margin-bottom: var(--space-lg);
}

.mobile-nav__item {
  border-bottom: 1px solid var(--color-grey-light);
}

.mobile-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.mobile-nav__link:hover {
  color: var(--color-accent);
  text-decoration: none;
}

/* Mobile dropdown */
.mobile-nav__sub {
  display: none;
  padding: 0 0 var(--space-sm) var(--space-sm);
}

.mobile-nav__sub.is-open {
  display: block;
}

.mobile-nav__sub-link {
  display: block;
  padding: 10px 0;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  text-decoration: none;
}

.mobile-nav__sub-link:hover {
  color: var(--color-accent);
  text-decoration: none;
}

/* Mobile CTA and lang in panel */
.mobile-nav__footer {
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.mobile-nav__footer .btn {
  width: 100%;
  justify-content: center;
}

.mobile-nav__lang {
  display: flex;
  gap: var(--space-xs);
}

.mobile-nav__lang a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  text-decoration: none;
}

.mobile-nav__lang a.is-active {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(0, 107, 114, 0.05);
}

/* --------------------------------------------------------------------------
   8. Desktop breakpoints (shown via responsive.css, base rules here)
   -------------------------------------------------------------------------- */
/* At 768px: show CTA */
/* At 992px: show nav, lang switcher, hide toggle */
/* See responsive.css for media queries */