/* Navigation Bar Header */

.site-nav-header {
  background-color: var(--color-paper-card);
  border-bottom: 1px solid var(--color-border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

@media (min-width: 1100px) {
  .nav-bar {
    height: 72px;
  }
}

/* 2-Level Stacked Brand Lockup with Integrated X/Ribbon Symbol */
.brand-lockup {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
  flex-wrap: nowrap;
}

.brand-symbol {
  width: 26px;
  height: 21.67px;
  max-width: 26px;
  max-height: 22px;
  aspect-ratio: 60 / 50;
  flex-shrink: 0;
  display: block;
}

@media (min-width: 1100px) {
  .brand-symbol {
    width: 30px;
    height: 25px;
    max-width: 30px;
    max-height: 25px;
  }
}

.brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-verboo-blue);
  line-height: 1;
}

@media (min-width: 1100px) {
  .brand-name {
    font-size: 1.5rem;
  }
}

.brand-club {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--color-slate-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 3px;
  line-height: 1;
}

@media (min-width: 1100px) {
  .brand-club {
    font-size: 0.6875rem;
  }
}

.site-nav-header .container {
  padding-left: clamp(16px, 2.5vw, 36px);
  padding-right: clamp(16px, 2.5vw, 36px);
}

.nav-links-desktop {
  display: none;
  align-items: center;
  gap: clamp(14px, 1.8vw, 26px);
  margin-left: clamp(20px, 2.6vw, 42px);
  margin-right: auto;
  list-style: none;
}

@media (min-width: 1100px) {
  .nav-links-desktop {
    display: flex;
  }
}

.nav-link {
  font-size: clamp(0.875rem, 0.95vw, 0.9375rem);
  font-weight: 600;
  color: var(--color-slate-muted);
  text-decoration: none;
  white-space: nowrap;
  display: inline-block;
  transition: color 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-ink);
}

/* Navigation Dropdown Menu (Nosotros) */
.nav-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.nav-dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: none;
  padding: 4px 0;
  cursor: pointer;
  font-family: inherit;
  font-size: clamp(0.875rem, 0.95vw, 0.9375rem);
  font-weight: 600;
  color: var(--color-slate-muted);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
  transition: color 0.2s ease;
}

.nav-dropdown-toggle:hover,
.nav-dropdown-toggle:focus-visible,
.nav-dropdown.is-open .nav-dropdown-toggle,
.nav-dropdown:hover .nav-dropdown-toggle {
  color: var(--color-ink);
}

.nav-dropdown-chevron {
  transition: transform 0.2s ease;
  flex-shrink: 0;
  color: currentColor;
}

.nav-dropdown.is-open .nav-dropdown-chevron,
.nav-dropdown:hover .nav-dropdown-chevron {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  min-width: 190px;
  background-color: var(--color-paper-card, #FFFFFF);
  border: 1px solid var(--color-border-subtle, #E2E5EB);
  border-radius: 6px;
  box-shadow: 0 12px 32px rgba(22, 39, 66, 0.12), 0 2px 6px rgba(22, 39, 66, 0.04);
  padding: 6px 0;
  margin: 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 110;
  pointer-events: none;
}

/* Invisible hover bridge to prevent menu closure on mouse transition */
.nav-dropdown::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 14px;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.is-open .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-dropdown-item {
  display: block;
  padding: 10px 18px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-slate-muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.nav-dropdown-item:hover,
.nav-dropdown-item:focus-visible,
.nav-dropdown-item.active {
  color: var(--color-verboo-blue, #162742);
  background-color: rgba(22, 39, 66, 0.04);
  outline: none;
}


.nav-right-desktop {
  display: none;
  align-items: center;
  gap: clamp(10px, 1.2vw, 16px);
  flex-shrink: 0;
}

.nav-right-desktop .btn {
  white-space: nowrap;
  padding: 8px clamp(12px, 1.2vw, 18px);
  font-size: clamp(0.8125rem, 0.88vw, 0.875rem);
}

/* Secondary Institutional Action Button (Level Test / Placement) */
.btn-secondary-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: clamp(0.8125rem, 0.88vw, 0.875rem);
  font-weight: 700;
  color: var(--color-verboo-blue, #162742);
  background-color: transparent;
  border: 1.5px solid var(--color-verboo-blue, #162742);
  border-radius: 4px;
  padding: 8px clamp(12px, 1.2vw, 16px);
  text-decoration: none;
  letter-spacing: 0.01em;
  line-height: 1;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-secondary-nav:hover,
.btn-secondary-nav:active {
  background-color: var(--color-verboo-blue, #162742);
  color: #FFFFFF;
  border-color: var(--color-verboo-blue, #162742);
  box-shadow: 0 2px 8px rgba(22, 39, 66, 0.15);
}

@media (min-width: 1100px) {
  .nav-right-desktop {
    display: flex;
  }
}

.lang-toggle {
  display: flex;
  background: var(--color-paper);
  border: 1px solid var(--color-border-subtle);
  padding: 2px;
  border-radius: 4px;
}

.lang-btn {
  border: none;
  background: transparent;
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 4px 10px;
  color: var(--color-slate-muted);
  cursor: pointer;
}

.lang-btn.active {
  background-color: #FFFFFF;
  color: var(--color-ink);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* Mobile Hamburger Menu Toggle Button */
.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  padding: 8px;
  background: transparent;
  border: 1px solid var(--color-border-subtle);
  border-radius: 4px;
  cursor: pointer;
  color: var(--color-verboo-blue);
  gap: 5px;
}

@media (min-width: 1100px) {
  .mobile-menu-toggle {
    display: none;
  }
}

.hamburger-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-verboo-blue);
  transition: transform 0.2s ease, opacity 0.2s ease;
  border-radius: 1px;
}

.mobile-menu-toggle[aria-expanded="true"] .line-top {
  transform: translateY(3.5px) rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] .line-bottom {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* Mobile Navigation Drawer Overlay */
.mobile-nav-drawer {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-paper-card);
  border-bottom: 1px solid var(--color-border-subtle);
  box-shadow: 0 12px 32px rgba(22, 39, 66, 0.12);
  padding: 20px 24px 28px 24px;
  flex-direction: column;
  gap: 20px;
  z-index: 99;
}

.mobile-nav-drawer.is-open {
  display: flex;
}

@media (min-width: 1100px) {
  .mobile-nav-drawer {
    display: none !important;
  }
}

/* Mobile Navigation Menu Backdrop */
.mobile-nav-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(22, 39, 66, 0.45);
  z-index: 98;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.mobile-nav-backdrop.is-open {
  display: block;
  opacity: 1;
  pointer-events: auto;
}

@media (min-width: 1100px) {
  .mobile-nav-backdrop {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-nav-backdrop {
    transition: none;
  }
}

.mobile-nav-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-ink);
  text-decoration: none;
}

/* Mobile Navigation Accordion Group (Nosotros) */
.mobile-nav-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-nav-accordion-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: transparent;
  border: none;
  padding: 0;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-ink);
  cursor: pointer;
  text-align: left;
}

.mobile-accordion-chevron {
  transition: transform 0.2s ease;
  color: var(--color-slate-muted);
}

.mobile-nav-accordion-toggle[aria-expanded="true"] .mobile-accordion-chevron {
  transform: rotate(180deg);
}

.mobile-nav-sublist {
  list-style: none;
  padding: 4px 0 0 16px;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-left: 2px solid var(--color-border-subtle, #E2E5EB);
}

.mobile-nav-accordion-toggle[aria-expanded="false"] + .mobile-nav-sublist {
  display: none;
}

.mobile-nav-sublink {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-slate-muted);
  text-decoration: none;
  display: block;
  padding: 2px 0;
  transition: color 0.2s ease;
}

.mobile-nav-sublink:hover,
.mobile-nav-sublink:focus-visible,
.mobile-nav-sublink.active {
  color: var(--color-verboo-blue, #162742);
}


.mobile-nav-actions {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-subtle);
}

.mobile-lang-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-lang-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-slate-muted);
}

.mobile-nav-actions .btn-secondary-nav {
  width: 100%;
  text-align: center;
  justify-content: center;
  padding: 10px 16px;
  font-size: 0.875rem;
}