/* =============================================
   components/navbar/navbar.css
   Bottom Navigation (Instagram-style) + Top Bar
============================================= */

/* ══════════════════════════════════════════════
   BARRA SUPERIOR
══════════════════════════════════════════════ */
.navbar__topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--branco);
  border-bottom: 1px solid var(--azul-suave);
  box-shadow: 0 1px 8px rgba(15, 23, 42, 0.06);
}

.navbar__topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  gap: 1rem;
}

/* Logo */
.navbar__logo {
  font-family: var(--fonte-titulo);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--azul-escuro);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  flex-shrink: 0;
}
.navbar__logo i {
  color: var(--azul-medio);
  font-size: 1.4rem;
}
.navbar__logo span {
  color: var(--azul-medio);
}

/* Links desktop */
.navbar__desk-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--texto-suave);
  padding: 0.45rem 0.85rem;
  border-radius: var(--raio-sm);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transicao), background var(--transicao);
}
.nav-link i {
  font-size: 1.1rem;
  flex-shrink: 0;
}
.nav-link:hover {
  color: var(--azul-medio);
  background: var(--azul-ultraclaro);
}
.nav-link--ativa {
  color: var(--azul-medio) !important;
  background: var(--azul-ultraclaro);
}

/* Área direita da topbar */
.navbar__topbar-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* ── Botão localização (desktop) ──────────────── */
.navbar__loc-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--azul-suave);
  background: var(--azul-ultraclaro);
  color: var(--texto-suave);
  cursor: pointer;
  font-size: 1.1rem;
  transition: background var(--transicao), color var(--transicao),
    border-color var(--transicao), transform 0.2s;
  flex-shrink: 0;
}
.navbar__loc-btn:hover {
  background: var(--azul-suave);
  color: var(--azul-medio);
  transform: scale(1.05);
}
.navbar__loc-btn--ativa {
  background: #dcfce7;
  border-color: #22c55e;
  color: #16a34a;
}
.navbar__loc-btn--erro {
  background: #fee2e2;
  border-color: #ef4444;
  color: #dc2626;
}
.navbar__loc-btn--loading {
  background: var(--azul-ultraclaro);
  border-color: var(--azul-medio);
  color: var(--azul-medio);
}

/* ── Toggle dark mode ─────────────────────────── */
.navbar__dark-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--azul-suave);
  background: var(--azul-ultraclaro);
  color: var(--azul-medio);
  cursor: pointer;
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: background var(--transicao), transform 0.2s;
}
.navbar__dark-btn:hover {
  background: var(--azul-suave);
  transform: rotate(14deg) scale(1.08);
}

/* ── Auth desktop ─────────────────────────────── */
.navbar__desk-auth {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.navbar__desk-auth-btns {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* User menu */
.navbar__user-menu {
  position: relative;
}

.navbar__user-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--azul-ultraclaro);
  border: 1.5px solid var(--azul-suave);
  border-radius: var(--raio);
  padding: 0.4rem 0.85rem 0.4rem 0.5rem;
  cursor: pointer;
  font-weight: 600;
  color: var(--azul-escuro);
  font-size: 0.88rem;
  font-family: var(--fonte-corpo);
  transition: background var(--transicao), border-color var(--transicao);
}
.navbar__user-btn:hover {
  background: var(--azul-suave);
  border-color: var(--azul-claro);
}

.navbar__user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--azul-medio);
  color: var(--branco);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 0.8rem;
  flex-shrink: 0;
  user-select: none;
}
/* Variante para tab mobile */
.navbar__user-avatar--tab {
  width: 26px;
  height: 26px;
  font-size: 0.7rem;
  border: 2px solid transparent;
  transition: border-color var(--transicao);
}
.navbar__tab--ativa .navbar__user-avatar--tab {
  border-color: var(--azul-medio);
}

.navbar__chevron {
  font-size: 0.9rem;
  color: var(--azul-medio);
  transition: transform 0.2s;
}
[aria-expanded="true"] .navbar__chevron {
  transform: rotate(180deg);
}

/* Dropdown */
.navbar__dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background: var(--branco);
  border: 1.5px solid var(--azul-suave);
  border-radius: var(--raio);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.12);
  min-width: 210px;
  z-index: 150;
  overflow: hidden;
  animation: dropdownEntrar 0.15s ease;
}
@keyframes dropdownEntrar {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.navbar__dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--texto);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transicao), color var(--transicao);
}
.navbar__dropdown-item:hover {
  background: var(--azul-ultraclaro);
  color: var(--azul-medio);
}
.navbar__dropdown-item--danger {
  color: var(--erro) !important;
}
.navbar__dropdown-item--danger:hover {
  background: #fee2e2;
}
.navbar__dropdown-divider {
  height: 1px;
  background: var(--azul-suave);
  margin: 0.25rem 0;
}

/* ══════════════════════════════════════════════
   NAVEGAÇÃO INFERIOR — mobile only
══════════════════════════════════════════════ */
.navbar__bottom {
  /* Oculto por defeito — activado via media query em mobile */
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--branco);
  border-top: 1px solid var(--azul-suave);
  box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.08);
  /* Safe area para iOS (notch inferior) */
  padding-bottom: env(safe-area-inset-bottom, 0px);
  height: calc(64px + env(safe-area-inset-bottom, 0px));
  align-items: stretch;
}

/* Tab base */
.navbar__tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--texto-suave);
  text-decoration: none;
  border: none;
  background: none;
  cursor: pointer;
  padding: 6px 2px 4px;
  font-family: var(--fonte-corpo);
  position: relative;
  /* Remove highlight azul nativo do iOS ao tocar */
  -webkit-tap-highlight-color: transparent;
  transition: color 0.18s;
}

/* Efeito ripple ao toque */
.navbar__tab::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--azul-medio);
  opacity: 0;
  border-radius: 50%;
  transform: scale(0);
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
}
.navbar__tab:active::after {
  opacity: 0.07;
  transform: scale(3);
  transition: none;
}

/* Ícone com pill de fundo no estado activo */
.navbar__tab-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 26px;
  border-radius: 14px;
  font-size: 1.3rem;
  line-height: 1;
  transition: background 0.2s;
}

.navbar__tab-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  line-height: 1;
  user-select: none;
}

/* Estado activo */
.navbar__tab--ativa {
  color: var(--azul-medio);
}
.navbar__tab--ativa .navbar__tab-icon {
  background: var(--azul-ultraclaro);
}

/* Estados de localização */
.navbar__tab--loc-ativa {
  color: #16a34a !important;
}
.navbar__tab--loc-ativa .navbar__tab-icon {
  background: #dcfce7 !important;
}
.navbar__tab--loc-loading {
  color: var(--azul-medio) !important;
}
.navbar__tab--loc-loading .navbar__tab-icon {
  background: var(--azul-ultraclaro) !important;
}
.navbar__tab--loc-erro {
  color: var(--erro) !important;
}
.navbar__tab--loc-erro .navbar__tab-icon {
  background: #fee2e2 !important;
}

/* ══════════════════════════════════════════════
   PADDING DO CONTEÚDO PRINCIPAL
   Garante que o bottom nav não cobre conteúdo
══════════════════════════════════════════════ */
@media (max-width: 768px) {
  .main-content {
    padding-top: 52px !important;
    padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
  }
}
/* ── Botão voltar (topbar) — minimalista, à la Google/WhatsApp ──── */
.navbar__back-btn {
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--texto-suave);
  cursor: pointer;
  font-size: 1.3rem;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.15s, color 0.15s, transform 0.1s;
}
/* Especificidade > [hidden] da UA, para o atributo "hidden" funcionar */
.navbar__back-btn:not([hidden]) {
  display: flex;
}

.navbar__back-btn:active {
  transform: scale(0.92);
}

@media (hover: hover) and (pointer: fine) {
  .navbar__back-btn:hover {
    background: var(--azul-ultraclaro);
    color: var(--azul-medio);
  }
}
html.dark .navbar__back-btn {
  color: #64748b;
}
html.dark .navbar__back-btn:hover {
  background: #1e3a5f;
  color: #93c5fd;
}
.navbar__back-btn:focus-visible {
  outline: 2px solid var(--azul-medio);
  outline-offset: 2px;
}

/* ══════════════════════════════════════════════
   BREAKPOINTS
══════════════════════════════════════════════ */

/* Mobile: mostra bottom nav, esconde elementos desktop */
@media (max-width: 768px) {
  .navbar__bottom {
    display: flex;
  }
  .navbar__desk-links {
    display: none;
  }
  .navbar__desk-auth {
    display: none;
  }
  .navbar__loc-btn {
    display: none;
  }

  /* Topbar mais compacta */
  .navbar__topbar-inner {
    height: 52px;
  }
  .navbar__logo {
    font-size: 1.2rem;
  }
}

/* Desktop: garante que bottom nav nunca aparece */
@media (min-width: 769px) {
  .navbar__bottom {
    display: none !important;
  }
}

/* Tablet: ajuste da topbar */
@media (max-width: 900px) and (min-width: 769px) {
  .navbar__desk-auth-btns .btn {
    padding: 0.4rem 0.7rem;
    font-size: 0.82rem;
  }
  .nav-link {
    padding: 0.45rem 0.6rem;
  }
}
/* ══════════════════════════════════════════════
   AUTO-HIDE — Navbar inferior ao fazer scroll
   [FIX UX-SCROLL] Anima apenas "transform" (GPU),
   nunca "top/bottom", para não causar reflow/jank.
══════════════════════════════════════════════ */
.navbar__bottom {
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateY(0);
  will-change: transform;
}

.navbar__bottom--escondida {
  transform: translateY(100%);
}

/* Acessibilidade: respeita preferência por menos animação.
   A lógica em JS também não é activada neste caso (ver _iniciarAutoHideBottomNav). */
@media (prefers-reduced-motion: reduce) {
  .navbar__bottom {
    transition: none;
  }
}
/* ══════════════════════════════════════════════
   DARK MODE
══════════════════════════════════════════════ */
html.dark .navbar__topbar {
  background: #0f172a;
  border-color: #1e3a5f;
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}
html.dark .navbar__logo {
  color: #f1f5f9;
}
html.dark .navbar__logo i,
html.dark .navbar__logo span {
  color: #93c5fd;
}

html.dark .nav-link {
  color: #64748b;
}
html.dark .nav-link:hover,
html.dark .nav-link--ativa {
  color: #f1f5f9;
  background: #172033;
}

html.dark .navbar__loc-btn {
  background: #1e293b;
  border-color: #334155;
  color: #64748b;
}
html.dark .navbar__loc-btn:hover {
  background: #1e3a5f;
  color: #93c5fd;
}
html.dark .navbar__loc-btn--ativa {
  background: #14532d;
  border-color: #22c55e;
  color: #4ade80;
}
html.dark .navbar__loc-btn--erro {
  background: #450a0a;
  border-color: #ef4444;
  color: #f87171;
}
html.dark .navbar__loc-btn--loading {
  background: #172033;
  border-color: #3b82f6;
  color: #93c5fd;
}

html.dark .navbar__dark-btn {
  background: #1e293b;
  border-color: #334155;
  color: #93c5fd;
}
html.dark .navbar__dark-btn:hover {
  background: #1e3a5f;
}

html.dark .navbar__user-btn {
  background: #1e293b;
  border-color: #334155;
  color: #f1f5f9;
}
html.dark .navbar__user-btn:hover {
  background: #1e3a5f;
}

html.dark .navbar__dropdown {
  background: #1e293b;
  border-color: #334155;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}
html.dark .navbar__dropdown-item {
  color: #f1f5f9;
}
html.dark .navbar__dropdown-item:hover {
  background: #172033;
  color: #93c5fd;
}
html.dark .navbar__dropdown-item--danger:hover {
  background: #450a0a;
}

html.dark .navbar__bottom {
  background: #0f172a;
  border-color: #1e293b;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
}
html.dark .navbar__tab {
  color: #475569;
}
html.dark .navbar__tab:hover {
  color: #94a3b8;
}
html.dark .navbar__tab--ativa {
  color: #93c5fd;
}
html.dark .navbar__tab--ativa .navbar__tab-icon {
  background: #172033;
}

html.dark .navbar__tab--loc-ativa {
  color: #4ade80 !important;
}
html.dark .navbar__tab--loc-ativa .navbar__tab-icon {
  background: #14532d !important;
}
html.dark .navbar__tab--loc-loading {
  color: #93c5fd !important;
}
html.dark .navbar__tab--loc-loading .navbar__tab-icon {
  background: #172033 !important;
}
html.dark .navbar__tab--loc-erro {
  color: #f87171 !important;
}
html.dark .navbar__tab--loc-erro .navbar__tab-icon {
  background: #450a0a !important;
}