/* BR Times — Navbar (navegação principal + dropdown mega-menu + drawer mobile) (portado 1:1 do bundle BR Times Design System) */

/* ── Navbar ───────────────────────────────────────── */
.brt-nav { height: 80px; background: var(--bg); border-bottom: 1px solid var(--border); position: sticky; top:36px; z-index: 10; transition: background .4s ease, border-color .4s ease; }
/* A navbar gruda LOGO ABAIXO do topbar sticky (36px desktop, 30px em ≤720px). */
@media (max-width: 720px) { .brt-nav { top: 30px; } }
.brt-nav__inner { display:flex; align-items:center; justify-content:space-between; height:100%; }
.brt-logo { display:inline-flex; align-items:center; color: var(--fg); text-decoration:none; }
.brt-logo__img { height: 30px; width: auto; display:block; }

.brt-menu { display:flex; align-items:center; gap: 16px; flex: 1; justify-content: flex-end; min-width: 0; }
.brt-menu__links { display:flex; align-items:center; gap: 32px; transition: opacity .2s ease, transform .25s ease, max-width .3s ease; overflow: hidden; white-space: nowrap; }
.brt-menu--searching .brt-menu__links { opacity: 0; max-width: 0; transform: translateX(-20px); pointer-events: none; }
.brt-menu__link { display:inline-flex; align-items:center; gap:6px; font-size:15px; line-height: 22.5px; font-weight:500; color: var(--nav-link, rgb(41, 41, 41)); text-decoration:none; transition: opacity .15s, color .4s ease; white-space: nowrap; }
.brt-menu__link:hover { opacity:.7; }
.brt-menu__link.is-active { font-weight:500; }
.brt-menu__link.is-open { color: var(--accent); }

/* Expanding search input */
.brt-search { display: flex; align-items: center; gap: 10px; padding: 0 14px; height: 40px;
  border-radius: 9999px; background: var(--surface); border: 1px solid var(--border);
  max-width: 0; opacity: 0; overflow: hidden;
  transition: max-width .3s ease, opacity .2s ease .05s, margin .3s ease;
  margin-left: 0; }
.brt-search.is-open { max-width: 480px; width: 480px; opacity: 1; flex: 0 1 480px; padding: 0 16px; }
.brt-search__icon { flex-shrink: 0; color: var(--fg-muted); }
.brt-search__input { border: 0; outline: 0; background: transparent; font: 400 14px/1 var(--font-sans);
  color: var(--fg); width: 100%; min-width: 0; padding: 0; }
.brt-search__input::placeholder { color: var(--fg-muted); }

/* Icon cluster — tighter gap */
.brt-nav__icons { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }

.brt-icon-btn { width:40px; height:40px; border-radius:9999px; display:grid; place-items:center; background:transparent; border:0; color: var(--nav-link, rgb(41, 41, 41)); cursor:pointer; transition: background .15s, color .4s ease; position: relative; }
.brt-icon-btn:hover { background: var(--surface); }

/* Theme toggle — sun/moon crossfade with rotation */
.brt-theme-btn { position: relative; }
.brt-theme-icon { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(0deg) scale(1); transition: opacity .45s ease, transform .45s cubic-bezier(.4, 0, .2, 1); }
/* Crossfade dirigido por html.dark — o theme.js só alterna essa classe (e o
 * anti-FOUC a aplica antes do paint). Modo claro (default): sol visível. */
.brt-theme-icon--sun { opacity: 1; transform: translate(-50%, -50%) rotate(0deg) scale(1); }
.brt-theme-icon--moon { opacity: 0; transform: translate(-50%, -50%) rotate(-90deg) scale(.6); }
html.dark .brt-theme-icon--sun { opacity: 0; transform: translate(-50%, -50%) rotate(90deg) scale(.6); }
html.dark .brt-theme-icon--moon { opacity: 1; transform: translate(-50%, -50%) rotate(0deg) scale(1); }

/* In dark mode, use near-white to match the near-black of light mode */
.dark { --nav-link: rgb(235, 235, 235); }

/* ── Dropdown mega-menu ───────────────────────────── */
.brt-dropdown { position: absolute; left: 0; right: 0; top: 100%; z-index: 20;
  background: transparent; pointer-events: none; }
.brt-dropdown__inner { position: relative; pointer-events: none; }
.brt-dropdown__panel { position: absolute; left: 50%; transform: translateX(-50%);
  top: 8px; width: 480px; max-width: calc(100% - 64px);
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 12px; padding: 20px 20px 8px;
  box-shadow: 0 12px 40px -8px rgba(0, 0, 0, 0.12), 0 4px 12px -4px rgba(0, 0, 0, 0.06);
  pointer-events: auto;
  animation: brt-drop-in .18s cubic-bezier(.4, 0, .2, 1); }
@keyframes brt-drop-in { from { opacity: 0; transform: translateX(-50%) translateY(-4px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }
.brt-dropdown__label { font-weight: 700; font-size: 11px; line-height: 16px;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg);
  padding: 4px 8px 12px; border-bottom: 1px solid var(--border); margin-bottom: 8px; }
.brt-dropdown__list { display: flex; flex-direction: column; }
.brt-dropdown__item { display: grid; grid-template-columns: 72px 1fr; gap: 16px;
  padding: 12px 8px; text-decoration: none; color: inherit;
  border-radius: 8px; transition: background .15s; }
.brt-dropdown__item:hover { background: var(--surface); }
.brt-dropdown__thumb { width: 72px; height: 72px; border-radius: 8px;
  background: var(--surface); background-size: cover; background-position: center;
  display: grid; place-items: center; color: var(--fg-muted); flex-shrink: 0; }
.brt-dropdown__text { display: flex; flex-direction: column; gap: 4px;
  justify-content: center; min-width: 0; }
.brt-dropdown__title { font-weight: 700; font-size: 14px; line-height: 19.6px;
  color: var(--fg); letter-spacing: -0.005em;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; text-overflow: ellipsis; }
.brt-dropdown__date { font-size: 12px; line-height: 18px; color: var(--fg-muted); }
.brt-dropdown__cta { display: flex; align-items: center; justify-content: space-between;
  margin-top: 12px; padding: 14px 12px; border-top: 1px solid var(--border);
  font-weight: 700; font-size: 13px; line-height: 1; letter-spacing: 0.04em;
  color: var(--accent); text-decoration: none; text-transform: uppercase;
  border-radius: 8px; transition: background .15s; }
.brt-dropdown__cta:hover { background: var(--surface); }
.brt-dropdown__cta svg { transition: transform .15s; }
.brt-dropdown__cta:hover svg { transform: translateX(3px); }

/* Hamburger — hidden by default; shown on mobile */
.brt-hamburger-btn { display: none; }

/* Mobile drawer (off-canvas from right) */
.brt-mobile-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.45); opacity: 0; pointer-events: none; transition: opacity .25s ease; z-index: 50; }
.brt-mobile-overlay.is-open { opacity: 1; pointer-events: auto; }
.brt-mobile-drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(82vw, 320px); background: var(--bg); border-left: 1px solid var(--border);
  transform: translateX(100%); transition: transform .3s cubic-bezier(.4,0,.2,1);
  z-index: 51; display: flex; flex-direction: column; padding: 0 24px 32px; overflow-y: auto; }
.brt-mobile-drawer.is-open { transform: translateX(0); }
.brt-mobile-drawer__header {
  display: flex; justify-content: flex-end; align-items: center;
  padding: 16px 0 8px;
  position: sticky; top: 0;
  background: var(--bg);
  z-index: 2;
}
.brt-mobile-drawer__close {
  width: 40px; height: 40px;
  border: 0; background: transparent; color: var(--fg);
  display: grid; place-items: center; cursor: pointer;
  border-radius: 9999px;
  transition: background .15s;
}
.brt-mobile-drawer__close:hover { background: var(--surface); }
.brt-mobile-nav { display: flex; flex-direction: column; }
.brt-mobile-link { display: flex; align-items: center; justify-content: space-between;
  padding: 18px 4px; font-size: 17px; font-weight: 500; color: var(--fg); text-decoration: none;
  border-bottom: 1px solid var(--border); transition: color .15s, opacity .15s; }
.brt-mobile-link:hover { opacity: .65; }
.brt-mobile-link svg { color: var(--fg-muted); }