/* ============================================
   ECP – Navigation
   ============================================ */

/* ── Top Bar ── */
.top-bar {
  background: var(--ecp-navy-dark);
  padding: 9px 0;
  font-size: 12.5px;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.02em;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.top-bar .container { display: flex; justify-content: space-between; align-items: center; }

.top-bar a { color: rgba(255,255,255,0.65); transition: color 0.2s; }
.top-bar a:hover { color: var(--ecp-gold); }

.top-bar__left, .top-bar__right {
  display: flex;
  align-items: center;
  gap: 24px;
}

.top-bar__item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.top-bar__item i {
  color: var(--ecp-gold);
  font-size: 11px;
}

/* ── Header ── */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--ecp-white);
  border-bottom: 1px solid var(--ecp-cool-gray);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(28, 42, 56, 0.10);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 40px;
}

/* ── Logo ── */
.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.logo__icon {
  width: 42px;
  height: 42px;
  background: var(--ecp-navy);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.logo__icon::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 14px; height: 14px;
  background: var(--ecp-gold);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.logo__icon svg {
  width: 22px;
  height: 22px;
  fill: var(--ecp-white);
  position: relative;
  z-index: 1;
}

.logo__text { line-height: 1.2; }

.logo__name {
  display: block;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: var(--fw-bold);
  color: var(--ecp-navy);
  letter-spacing: 0.01em;
}

.logo__tagline {
  display: block;
  font-family: var(--font-body);
  font-size: 9.5px;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ecp-gold);
}

/* ── Nav ── */
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.nav__item {
  position: relative;
}

.nav__link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 14px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ecp-slate);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link.active {
  color: var(--ecp-navy);
  background: var(--ecp-light-gray);
}

.nav__link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--ecp-gold);
  border-radius: 2px 2px 0 0;
}

.nav__link i.chevron {
  font-size: 9px;
  transition: transform 0.2s;
}

/* ── Dropdown ── */
.nav__item:hover .nav__link i.chevron { transform: rotate(180deg); }

.nav__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: var(--ecp-white);
  border: var(--border-thin);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 8px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: var(--z-dropdown);
}

.nav__item:hover .nav__dropdown,
.nav__item:focus-within .nav__dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.nav__dropdown-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  font-size: 13.5px;
  color: var(--ecp-slate);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.nav__dropdown-link i {
  width: 16px;
  color: var(--ecp-gold);
  font-size: 13px;
  flex-shrink: 0;
}

.nav__dropdown-link:hover {
  background: var(--ecp-light-gray);
  color: var(--ecp-navy);
}

/* ── Header CTA ── */
.header__cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* ── Mobile Toggle ── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 8px 6px;
  background: none;
  border: 1.5px solid var(--ecp-cool-gray);
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--ecp-navy);
  border-radius: 2px;
  transition: var(--transition-base);
}

.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

/* ── Mobile Nav ── */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  pointer-events: none;
}

.mobile-nav.open { pointer-events: auto; }

.mobile-nav__overlay {
  position: absolute;
  inset: 0;
  background: rgba(28, 42, 56, 0.50);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-nav.open .mobile-nav__overlay { opacity: 1; }

.mobile-nav__panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(340px, 90vw);
  background: var(--ecp-white);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-nav.open .mobile-nav__panel { transform: none; }

.mobile-nav__head {
  padding: 20px 24px;
  border-bottom: var(--border-thin);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav__close {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--ecp-light-gray);
  border-radius: 50%;
  font-size: 16px;
  color: var(--ecp-slate);
  transition: var(--transition-fast);
}

.mobile-nav__close:hover { background: var(--ecp-cool-gray); color: var(--ecp-navy); }

.mobile-nav__body { flex: 1; padding: 16px; }

.mobile-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: var(--fw-semibold);
  color: var(--ecp-navy);
  border-radius: var(--radius-md);
  letter-spacing: 0.03em;
  transition: var(--transition-fast);
}

.mobile-nav__link:hover { background: var(--ecp-light-gray); }

.mobile-nav__sub {
  padding: 4px 16px 8px 32px;
}

.mobile-nav__sub a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  font-size: 13.5px;
  color: var(--ecp-slate);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.mobile-nav__sub a i {
  color: var(--ecp-gold);
  width: 14px;
  font-size: 12px;
}

.mobile-nav__sub a:hover { color: var(--ecp-navy); background: var(--ecp-light-gray); }

.mobile-nav__footer {
  padding: 20px 24px;
  border-top: var(--border-thin);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

/* ── Responsive ── */
@media (max-width: 1024px) {
  .nav, .header__cta { display: none; }
  /* Hide the desktop-injected lang toggle on mobile (mobile-nav__footer toggle takes over) */
  .header__inner > .lang-toggle { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: block; }
  .top-bar__left .top-bar__item:nth-child(n+2) { display: none; }
}

@media (max-width: 640px) {
  .top-bar { display: none; }
}