/* Barra superior compartilhada pelos quatro sites. Fixa, transparente no topo, com o fundo da página ao rolar.
   Cores só por tokens (tokens.css), para valer nos dois temas. */
.atala-bar {
  position: fixed; inset: 0 0 auto 0;
  z-index: var(--z-bar);
  height: var(--bar-h);
  background: transparent;
  transition: background .35s;
}
.atala-bar.is-scrolled {
  background: color-mix(in srgb, var(--void) 92%, transparent);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--linha);
}

.atala-bar__inner {
  height: 100%;
  display: flex; align-items: center; gap: var(--s24);
}

.atala-bar__brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: var(--text-nav); font-weight: 600; letter-spacing: .12em;
  color: var(--white);
  margin-right: var(--s12);
  transition: opacity .25s;
}
.atala-bar__brand:hover { opacity: .8; }
.atala-bar__brand img { width: 38px; height: 29px; object-fit: contain; filter: var(--logo-filtro); }

.atala-bar__nav { position: relative; display: flex; align-items: center; gap: 6px; margin-inline: auto; }
.atala-bar__nav a {
  position: relative;
  display: flex; flex-direction: column; gap: 3px;
  padding: 6px 14px 5px 22px;
  border-radius: 12px 12px 0 0;
  /* linha fina colada embaixo de cada nome */
  box-shadow: inset 0 -1px 0 color-mix(in srgb, var(--white) 16%, transparent);
  font-size: var(--text-nav); font-weight: 600; letter-spacing: var(--track-nav); text-transform: uppercase;
  line-height: 1.1;
  color: var(--ash);
  transition: color .25s, background-color .25s;
  white-space: nowrap;
}
/* Cada aba é um botão: fundo ao passar o mouse, separador fino entre elas e sublinhado que desliza */
.atala-bar__nav a:hover { background-color: color-mix(in srgb, var(--white) 7%, transparent); }
.atala-bar__nav a + a::after {
  content: ""; position: absolute; left: -3px; top: 50%; height: 26px; width: 1px; margin-top: -13px;
  background: color-mix(in srgb, var(--white) 16%, transparent);
}
.atala-bar__nav a > span { position: relative; width: max-content; }
.atala-bar__nav a > span::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.atala-bar__nav a:hover > span::after { transform: scaleX(1); }
.atala-bar__nav small {
  font-size: 11px; font-weight: 400; letter-spacing: 0; text-transform: none;
  color: color-mix(in srgb, var(--ash) 78%, var(--void));
  transition: color .25s;
}
html[data-tema="claro"] .atala-bar__nav small { color: var(--ash); } /* 5:1 sobre branco */
.atala-bar__nav a:hover small, .atala-bar__nav a[aria-current="page"] small { color: var(--silver); }
.atala-bar__nav a::before {
  /* marcador: o triângulo da constelação */
  content: ""; position: absolute; left: 9px; top: 50%;
  width: 7px; height: 7px; margin-top: -3px;
  background: var(--saffron);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  opacity: 0; transform: translateX(-4px);
  transition: opacity .25s, transform .3s var(--ease);
}
.atala-bar__nav a:hover { color: var(--white); }
.atala-bar__nav a:hover::before { opacity: 1; transform: translateX(0); }
.atala-bar__nav a[aria-current="page"] { color: var(--white); }
.atala-bar__nav a[aria-current="page"]::before { opacity: 1; transform: none; background: var(--iris); }

.atala-bar__actions { display: flex; align-items: center; gap: var(--s12); }

.atala-bar__burger {
  display: none;
  width: 44px; height: 44px; position: relative;
  border-radius: var(--pill);
  transition: background-color .25s;
}
.atala-bar__burger:hover { background-color: color-mix(in srgb, var(--white) 8%, transparent); }
.atala-bar__burger span, .atala-bar__burger span::before, .atala-bar__burger span::after {
  content: ""; position: absolute; left: 12px; width: 20px; height: 2px; background: var(--white);
  transition: transform .3s var(--ease), opacity .2s;
}
.atala-bar__burger span { top: 21px; }
.atala-bar__burger span::before { left: 0; top: -6px; }
.atala-bar__burger span::after { left: 0; top: 6px; }
/* Convite discreto para tocar: halo azul da logo pulsando atrás dos tracinhos (celular e tablet). Para depois do primeiro uso. */
.atala-bar__burger::after {
  content: ""; position: absolute; inset: -6px; border-radius: 50%;
  background: radial-gradient(circle, rgba(71, 137, 206, .62) 0%, rgba(57, 92, 179, .34) 45%, rgba(57, 92, 179, 0) 74%);
  opacity: 0; pointer-events: none;
}
@media (max-width: 900px) and (prefers-reduced-motion: no-preference) {
  .atala-bar__burger:not(.is-used)::after { animation: haloPulse 5.2s ease-in-out infinite; }
}
/* Respira entre mais azul e menos azul, sem apagar por completo */
@keyframes haloPulse {
  0%, 100% { opacity: .5; transform: scale(.94); }
  50% { opacity: 1; transform: scale(1.12); }
}
.atala-bar__burger[aria-expanded="true"] span { background: transparent; }
.atala-bar__burger[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.atala-bar__burger[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* Menu de tela cheia (celular e tablet) */
.atala-menu {
  position: fixed; inset: 0; z-index: var(--z-menu);
  background: var(--void);
  display: flex; flex-direction: column;
  padding: var(--bar-h) var(--gutter) var(--s60);
  overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .35s, visibility 0s .35s;
}
.atala-menu.is-open { opacity: 1; visibility: visible; pointer-events: auto; transition: opacity .35s; }
.atala-menu__close { position: absolute; top: 14px; right: var(--gutter); }
.atala-menu__list { list-style: none; margin: auto 0 0; padding: 0; display: grid; gap: 6px; }
.atala-menu__contact { margin-bottom: auto; }
.atala-menu__list a {
  display: block;
  font-size: clamp(36px, 9vw, 64px); font-weight: 400; letter-spacing: var(--track-display); line-height: 1.1;
  color: var(--ash);
  transform: translateY(18px); opacity: 0;
  transition: transform .5s var(--ease), opacity .4s, color .25s;
  transition-delay: calc(var(--i, 0) * 60ms);
}
.atala-menu.is-open .atala-menu__list a { transform: none; opacity: 1; }
.atala-menu__list a:hover, .atala-menu__list a[aria-current="page"] { color: var(--white); }
.atala-menu__list small { display: block; font-size: var(--text-nav); font-weight: 300; letter-spacing: 0; text-transform: none; color: var(--silver); }
.atala-menu__contact { margin-top: var(--s36); display: flex; flex-wrap: wrap; gap: var(--s18); }

/* Regra: o menu com as quatro portas fica enquanto couber. Primeiro degrau (até 1160 px): só os nomes,
   sem as descrições. Abaixo de 900 px não cabe mais e entra o modelo do celular, sem estado intermediário. */
@media (max-width: 1180px) {
  .atala-bar__ghost { display: none; }
}
@media (max-width: 1160px) {
  .atala-bar__nav { gap: 2px; }
  .atala-bar__nav a { padding: 8px 10px 8px 20px; font-size: 13px; }
  .atala-bar__nav small { display: none; }
  .atala-bar__nav a::before { left: 7px; }
  .atala-bar__cta { padding: 0 16px; min-height: 40px; }
}
@media (max-width: 900px) {
  .atala-bar__nav { display: none; }
  .atala-bar__burger { display: inline-block; }
  /* Celular e tablet em pé: logo, ATALA e os três tracinhos juntos à esquerda; "Baixar o app" discreto no canto direito */
  .atala-bar__actions { display: contents; }
  .atala-bar__brand { margin-right: 0; }
  .atala-bar__burger { order: 2; margin-left: -4px; }
  .atala-bar__cta {
    order: 3; margin-left: auto;
    background: transparent; color: var(--silver);
    min-height: 36px; padding: 0 2px 0 6px;
    font-size: 11px; letter-spacing: .04em;
  }
  .atala-bar__cta:hover { background: transparent; color: var(--white); }
}
/* Botão de tema: redondo, só o ícone. Mostra o modo atual (lua no escuro, sol no claro); o clique troca. */
.atala-tema {
  position: relative; flex: 0 0 auto;
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  color: var(--silver);
  transition: color .25s, background-color .25s;
}
.atala-tema:hover { color: var(--white); background-color: color-mix(in srgb, var(--white) 8%, transparent); }
.atala-tema svg {
  grid-area: 1 / 1; width: 20px; height: 20px;
  fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
  transition: opacity .35s var(--ease), transform .5s var(--ease);
}
html:not([data-tema="claro"]) .atala-tema .sol { opacity: 0; transform: rotate(-90deg) scale(.6); }
html[data-tema="claro"] .atala-tema .lua { opacity: 0; transform: rotate(90deg) scale(.6); }
@media (max-width: 900px) {
  .atala-tema { order: 4; width: 36px; height: 36px; margin-right: -6px; }
  .atala-tema svg { width: 18px; height: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  .atala-menu { transition: none; }
  .atala-tema svg { transition: none; }
  .atala-menu__list a { transition: color .25s; transform: none; opacity: 1; }
}