/* =====================================================
   ORCA — Navbar
   ===================================================== */

/* ----- Barra superior estreita ----- */
.topbar {
  background: var(--navy-deep);
  height: 32px;
  display: flex;
  align-items: center;
}

.topbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.topbar__left {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--beige);
  letter-spacing: 0.06em;
  opacity: 0.75;
}

.topbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.topbar__social {
  display: flex;
  gap: var(--space-3);
}

.topbar__social a {
  color: var(--beige);
  opacity: 0.6;
  transition: opacity var(--duration) var(--ease);
  display: flex;
  align-items: center;
}

.topbar__social a:hover {
  opacity: 1;
}

.topbar__social svg {
  width: 14px;
  height: 14px;
}

.topbar__divider {
  width: 1px;
  height: 14px;
  background: rgba(191,183,168,0.25);
}

.topbar__login {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--beige);
  opacity: 0.75;
  transition: opacity var(--duration) var(--ease);
}

.topbar__login:hover {
  opacity: 1;
}

/* ----- Navbar principal ----- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--surface);
  height: var(--nav-height);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration) var(--ease);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ----- Logo ----- */
.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  text-decoration: none;
}

.navbar__logo-img {
  height: 120px;
  width: auto;
}

.navbar__logo-text {
  font-family: var(--font-display);
  font-size: 1.75rem;
  letter-spacing: 0.12em;
  color: var(--navy);
  line-height: 1;
}

.navbar__logo-sub {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--beige-dark);
  line-height: 1.3;
  max-width: 140px;
  display: block;
  border-left: 2px solid var(--red);
  padding-left: var(--space-2);
}

/* ----- Nav Links ----- */
.navbar__nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.navbar__link {
  position: relative;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--navy);
  padding: 0 var(--space-4);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: color var(--duration) var(--ease);
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease);
}

.navbar__link:hover {
  color: var(--red);
}

.navbar__link:hover::after,
.navbar__link.active::after {
  transform: scaleX(1);
}

.navbar__link.active {
  color: var(--red);
}

/* ----- Dropdown de publicações / dashboards ----- */
.navbar__item {
  position: relative;
}

.navbar__item:hover .navbar__dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.navbar__dropdown-arrow {
  width: 12px;
  height: 12px;
  margin-left: 4px;
  transition: transform var(--duration) var(--ease);
}

.navbar__item:hover .navbar__dropdown-arrow {
  transform: rotate(180deg);
}

.navbar__dropdown {
  position: absolute;
  top: calc(100% + 0px);
  left: 0;
  min-width: 280px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 2px solid var(--red);
  box-shadow: var(--shadow-lg);
  padding: var(--space-3) 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity var(--duration) var(--ease),
              transform var(--duration) var(--ease);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.navbar__dropdown-title {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--beige-dark);
  padding: var(--space-2) var(--space-6) var(--space-2);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-2);
}

.navbar__dropdown a {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--navy);
  padding: var(--space-2) var(--space-6);
  transition: background var(--duration) var(--ease),
              color var(--duration) var(--ease),
              padding-left var(--duration) var(--ease);
}

.navbar__dropdown a:hover {
  background: var(--bg);
  color: var(--red);
  padding-left: calc(var(--space-6) + 4px);
}

/* ----- Hamburguer (mobile) ----- */
.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;   /* área de toque maior */
  height: 44px;
  cursor: pointer;
  padding: 6px;
  margin-right: -6px; /* compensate visual padding */
}

.navbar__toggle span {
  display: block;
  height: 2px;
  background: var(--navy);
  border-radius: 1px;
  transition: all var(--duration) var(--ease);
  transform-origin: center;
}

.navbar__toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__toggle.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.navbar__toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ----- Mobile menu ----- */
.navbar__mobile {
  display: none;
  position: fixed;
  /* top é definido dinamicamente pelo JS para respeitar scroll */
  top: calc(var(--nav-height) + 32px);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--surface);
  padding: var(--space-4) var(--space-6) var(--space-8);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  border-top: 2px solid var(--red);
  z-index: 99;
  flex-direction: column;
  gap: 0;
}

.navbar__mobile.open {
  display: flex;
}

.navbar__mobile-link {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--navy);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--duration) var(--ease);
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* Área de toque confortável */
  min-height: 52px;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.navbar__mobile-link:hover,
.navbar__mobile-link.active {
  color: var(--red);
}

/* Seta do dropdown mobile */
.navbar__mobile-arrow {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform var(--duration) var(--ease);
  color: var(--beige-dark);
}

.navbar__mobile-link.active .navbar__mobile-arrow {
  color: var(--red);
}

/* ----- Sub-menu mobile com animação de altura ----- */
.navbar__mobile-sub {
  display: grid;
  grid-template-rows: 0fr;        /* colapsado */
  transition: grid-template-rows 250ms var(--ease);
  overflow: hidden;
}

/* Wrapper interno necessário para o truque de grid-template-rows */
.navbar__mobile-sub > * {
  overflow: hidden;
}

.navbar__mobile-sub--open {
  grid-template-rows: 1fr;        /* expandido */
}

/* Remove collapsed quando não há classe de controle (fallback) */
.navbar__mobile-sub--collapsed:not(.navbar__mobile-sub--open) {
  grid-template-rows: 0fr;
}

.navbar__mobile-sub__inner {
  padding: var(--space-2) 0 var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.navbar__mobile-sub a {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-muted);
  padding: var(--space-2) var(--space-2);
  border-radius: var(--radius-sm);
  transition: color var(--duration) var(--ease),
              background var(--duration) var(--ease);
  /* Área de toque confortável */
  min-height: 44px;
  display: flex;
  align-items: center;
  -webkit-tap-highlight-color: transparent;
}

.navbar__mobile-sub a:hover,
.navbar__mobile-sub a:active {
  color: var(--red);
  background: var(--bg);
}

.navbar__mobile-login {
  margin-top: var(--space-6);
  align-self: flex-start;
}

/* ----- Responsividade ----- */
@media (max-width: 900px) {
  .navbar__nav { display: none; }
  .navbar__toggle { display: flex; }
  .topbar__left { display: none; }
}

@media (max-width: 480px) {
  .navbar__logo-sub { display: none; }
}