/* Shared public-navigation shell; invitation and admin layouts do not load it. */

:root {
  --public-nav-h: 68px;
  --public-nav-top: 0.875rem;
  --public-nav-clearance: calc(var(--public-nav-h) + var(--public-nav-top) + 1.5rem);
  --public-utility-gap: 0.75rem;
}

body:has(#promoBar) {
  --public-nav-top: calc(var(--promo-bar-h) + 0.875rem);
  --public-nav-clearance: calc(var(--promo-bar-h) + var(--public-nav-h) + 1.75rem);
}

.header {
  position: fixed;
  top: var(--public-nav-top) !important;
  left: 50%;
  right: auto;
  width: min(calc(100% - 2rem), var(--container-max));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--header-bg) 92%, transparent);
  box-shadow: var(--shadow-sm), inset 0 1px 0 var(--surface-highlight);
  transform: translateX(-50%);
  transition:
    top var(--transition-base),
    background var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    width var(--transition-base);
}

.header.scrolled {
  background: var(--header-bg-scrolled);
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-md), inset 0 1px 0 var(--surface-highlight);
}

.header .nav {
  width: 100%;
  min-height: var(--public-nav-h);
  max-width: none;
  padding: 0.5rem 0.85rem 0.5rem 1.1rem;
}

.nav-logo img {
  height: 36px;
}

.nav-right {
  gap: 0.45rem;
}

.nav-list {
  gap: clamp(0.1rem, 0.6vw, 0.45rem);
}

.nav-link,
.nav-disclosure__summary {
  min-height: 42px;
  padding: 0.55rem 0.72rem;
  color: var(--color-text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.2;
}

.nav-link::after {
  display: none;
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.is-current {
  color: var(--color-text-primary);
  background: var(--surface-chip);
  border-radius: var(--radius-full);
}

.nav-disclosure {
  position: relative;
}

.nav-disclosure__summary {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  cursor: pointer;
}

.nav-disclosure__summary::-webkit-details-marker {
  display: none;
}

.nav-disclosure__summary::marker {
  content: '';
}

.nav-disclosure__chevron {
  flex: 0 0 auto;
  transition: transform var(--transition-fast);
}

.nav-disclosure[open] .nav-disclosure__summary {
  color: var(--color-text-primary);
  background: var(--surface-chip);
  border-radius: var(--radius-full);
}

.nav-disclosure[open] .nav-disclosure__chevron {
  transform: rotate(180deg);
}

.nav-disclosure__panel {
  position: absolute;
  top: calc(100% + 0.8rem);
  left: 50%;
  z-index: 1;
  display: grid;
  width: min(290px, calc(100vw - 2rem));
  gap: 0.35rem;
  padding: 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  background: var(--gradient-panel);
  box-shadow: var(--shadow-lg), inset 0 1px 0 var(--surface-highlight);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -0.35rem);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  visibility: hidden;
}

.nav-disclosure[open] .nav-disclosure__panel {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
  visibility: visible;
}

.nav-disclosure__link {
  display: grid;
  gap: 0.18rem;
  padding: 0.8rem 0.9rem;
  border-radius: 14px;
  color: var(--color-text-secondary);
  line-height: 1.3;
}

.nav-disclosure__link:hover,
.nav-disclosure__link:focus-visible {
  background: var(--surface-chip);
  color: var(--color-text-primary);
}

.nav-disclosure__link span {
  color: var(--color-text-primary);
  font-size: 0.9rem;
  font-weight: 700;
}

.nav-disclosure__link small {
  color: var(--color-text-muted);
  font-size: 0.76rem;
}

.nav-account + .nav-account {
  margin-left: 0.2rem;
}

.nav-link--outline {
  border: 1px solid transparent;
  border-radius: var(--radius-full);
}

.nav-link--outline:hover,
.nav-link--outline:focus-visible {
  border-color: var(--color-border);
}

.nav-cta {
  min-height: 42px;
  padding: 0.62rem 1rem;
  box-shadow: none;
}

.public-utility-rail {
  position: fixed;
  right: max(1.25rem, env(safe-area-inset-right));
  bottom: max(1.25rem, env(safe-area-inset-bottom));
  z-index: 1001;
  display: block;
}

.theme-toggle--floating,
.scroll-top-btn {
  position: relative;
  right: auto;
  bottom: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle--floating {
  width: 48px;
  height: 48px;
  border-color: var(--color-border);
  background: var(--gradient-panel);
  box-shadow: var(--shadow-sm), inset 0 1px 0 var(--surface-highlight);
}

.theme-toggle--direct {
  border-radius: 50%;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.theme-toggle--direct:hover,
.theme-toggle--direct:focus-visible {
  color: var(--color-text-primary);
  border-color: var(--color-border-hover);
  background: var(--header-bg-scrolled);
  box-shadow: var(--shadow-md), inset 0 1px 0 var(--surface-highlight);
}

.theme-toggle--direct .theme-toggle__icons {
  grid-template-columns: 1fr;
  place-items: center;
  padding: 0;
}

.theme-toggle--direct .theme-toggle__icon {
  grid-area: 1 / 1;
  width: 20px;
  height: 20px;
}

.theme-toggle--direct .theme-toggle__icon--sun,
.theme-toggle--direct .theme-toggle__icon--moon {
  opacity: 0;
  transform: scale(0.72) rotate(-18deg);
}

:root[data-theme="light"] .theme-toggle--direct .theme-toggle__icon--sun,
:root[data-theme="dark"] .theme-toggle--direct .theme-toggle__icon--moon {
  opacity: 1;
  transform: scale(1) rotate(0);
}

:root[data-theme="light"] .theme-toggle--direct .theme-toggle__icon--moon,
:root[data-theme="dark"] .theme-toggle--direct .theme-toggle__icon--sun {
  opacity: 0;
  transform: scale(0.72) rotate(18deg);
}

.scroll-top-btn {
  position: absolute;
  right: 0;
  bottom: calc(100% + var(--public-utility-gap));
  width: 52px;
  height: 52px;
  margin: 0;
  border-radius: 50%;
}

/* En padding, no en margen: con margen el fondo de la seccion empieza bajo el
   menu y detras de la pildora se ve el color liso del documento. Cada seccion
   pone su aire en --public-section-pt y aqui se suma el del cromo fijo. La
   portada queda fuera: lo resuelve theme-refresh.css. */
body:has(.header) main > :first-child:not(.hero) {
  margin-top: 0;
  padding-top: calc(var(--public-nav-clearance) + var(--public-section-pt, 1.25rem));
}

html[data-public-reveal-mode="ready"] [data-public-reveal] {
  opacity: 0;
  transform: translate3d(0, 1.75rem, 0);
  transition:
    opacity 560ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 560ms cubic-bezier(0.22, 1, 0.36, 1);
}

html[data-public-reveal-mode="ready"] [data-public-reveal].is-public-revealed {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

@media (max-width: 1100px) {
  .header {
    width: min(calc(100% - 1.5rem), 680px);
    border-radius: 24px;
  }

  .header .nav {
    min-height: 62px;
    padding: 0.45rem 0.6rem 0.45rem 0.9rem;
  }

  .nav-logo img {
    height: 32px;
  }

  .nav-toggle {
    display: inline-flex;
    flex: 0 0 auto;
  }

  .nav-menu {
    position: fixed;
    top: calc(var(--public-nav-top) + var(--public-nav-h) + 0.65rem);
    right: max(0.75rem, env(safe-area-inset-right));
    left: auto;
    width: min(92vw, 390px);
    max-height: calc(100dvh - var(--public-nav-top) - var(--public-nav-h) - 1.4rem);
    height: auto;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 24px;
    background: var(--gradient-panel);
    box-shadow: var(--shadow-lg), inset 0 1px 0 var(--surface-highlight);
    opacity: 0;
    overflow-y: auto;
    pointer-events: none;
    transform: translateX(calc(100% + 1.25rem));
    transition: transform var(--transition-slow), opacity var(--transition-fast);
  }

  .nav-menu.is-open {
    right: max(0.75rem, env(safe-area-inset-right));
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
  }

  .nav-list {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
  }

  .nav-link,
  .nav-disclosure__summary {
    display: flex;
    width: 100%;
    min-height: 48px;
    align-items: center;
    justify-content: space-between;
    padding: 0.82rem 0.9rem;
    font-size: 1rem;
  }

  .nav-disclosure,
  .nav-account {
    width: 100%;
  }

  .nav-disclosure__panel {
    position: static;
    width: 100%;
    margin: 0.15rem 0 0.35rem;
    box-shadow: none;
    transform: none;
  }

  .nav-disclosure[open] .nav-disclosure__panel {
    transform: none;
  }

  .nav-disclosure__link {
    padding-left: 1.2rem;
  }

  .nav-account--login {
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--color-border);
  }

  .nav-account + .nav-account {
    margin-left: 0;
  }

  .nav-link--outline,
  .nav-cta {
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 768px) {
  :root {
    --public-nav-h: 60px;
    --public-nav-top: 0.65rem;
    --public-nav-clearance: calc(var(--public-nav-h) + var(--public-nav-top) + 1.2rem);
  }

  body:has(#promoBar) {
    --public-nav-top: calc(var(--promo-bar-h) + 0.65rem);
    --public-nav-clearance: calc(var(--promo-bar-h) + var(--public-nav-h) + 1.35rem);
  }

  body.promo-hidden-mobile {
    --public-nav-top: 0.55rem;
    --public-nav-clearance: calc(var(--public-nav-h) + 1.15rem);
  }

  .header {
    width: calc(100% - 1rem);
  }

  .header .nav {
    min-height: var(--public-nav-h);
  }

  .nav-menu {
    width: calc(100vw - 1rem);
    max-height: calc(100dvh - var(--public-nav-top) - var(--public-nav-h) - 1.2rem);
  }

  .public-utility-rail {
    right: max(1rem, env(safe-area-inset-right));
    bottom: max(1rem, env(safe-area-inset-bottom));
  }

  .theme-toggle--floating,
  .scroll-top-btn {
    width: 48px;
    height: 48px;
  }
}

@media (max-width: 480px) {
  .theme-toggle--floating {
    display: inline-flex;
  }

  .nav-menu {
    right: 0.5rem;
    border-radius: 20px;
  }

  .nav-menu.is-open {
    right: 0.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .header,
  .nav-disclosure__chevron,
  .nav-disclosure__panel,
  .nav-menu,
  [data-public-reveal] {
    transition: none !important;
  }
}