/**
 * Notícias Mobile — Site header (estilo sticky do site pessoal)
 * Breakpoint desktop nav: 1200px
 */

/* ---------- Header shell ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background-color: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

[data-theme="dark"] .site-header {
  background-color: rgba(30, 30, 30, 0.92);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.site-header__brand {
  flex: 0 0 auto;
  min-width: 0;
  z-index: 1;
}

.site-header__brand .site-logo-heading {
  margin: 0;
  font-size: inherit;
  line-height: 1;
  text-transform: none;
}

.site-header__brand .site-logo {
  display: inline-flex;
  align-items: center;
}

.site-header__brand .site-logo img {
  display: block;
  width: auto;
  max-height: 48px;
  height: auto;
  object-fit: contain;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 0 0 auto;
  margin-left: auto;
  z-index: 1;
}

/* ---------- Desktop nav (≥1200px) ---------- */
.site-nav {
  display: none;
  flex: 1 1 auto;
  min-width: 0;
}

.site-nav__list {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  gap: 0.25rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__item {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__link {
  display: inline-block;
  padding: 0.35rem 0;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--color-heading);
  text-transform: none;
  letter-spacing: 0;
  transition: color 0.15s ease;
}

.site-nav__link:hover,
.site-nav__link:focus {
  color: var(--color-primary);
  text-decoration: none;
}

.site-nav__item.active > .site-nav__link,
.site-nav__link[aria-current="page"] {
  color: var(--color-primary);
}

/* Dropdown */
.site-nav__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  margin: 0.35rem 0 0;
  padding: 0.5rem 0;
  list-style: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 8px 24px var(--color-shadow);
  z-index: 1060;
}

.site-nav__item--has-children:hover > .site-nav__dropdown,
.site-nav__item--has-children:focus-within > .site-nav__dropdown {
  display: block;
}

.site-nav__dropdown-item {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__dropdown-link {
  display: block;
  padding: 0.5rem 1rem;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-heading);
  white-space: nowrap;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.site-nav__dropdown-link:hover,
.site-nav__dropdown-link:focus {
  color: var(--color-primary);
  background: var(--color-surface-2);
  text-decoration: none;
}

.site-nav__dropdown-item.active > .site-nav__dropdown-link,
.site-nav__dropdown-link[aria-current="page"] {
  color: var(--color-primary);
}

/* ---------- Hamburger ---------- */
.site-header__menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  margin: 0;
  border: none;
  background: transparent;
  color: var(--color-heading);
  cursor: pointer;
  line-height: 1;
  border-radius: 8px;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.site-header__menu-btn:hover,
.site-header__menu-btn:focus-visible {
  color: var(--color-primary);
  background: var(--color-surface-2);
  outline: none;
}

.site-header__menu-icon {
  display: block;
  width: 24px;
  height: 24px;
}

/* ---------- Mobile menu panel ---------- */
.site-mobile-menu {
  display: block;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.site-mobile-menu.hidden {
  display: none;
}

.site-mobile-menu__inner {
  padding-top: 1rem;
  padding-bottom: 1.25rem;
}

.site-mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-mobile-menu__item {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-mobile-menu__link {
  display: block;
  padding: 0.75rem 0;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-heading);
  transition: color 0.15s ease;
}

.site-mobile-menu__link:hover,
.site-mobile-menu__link:focus {
  color: var(--color-primary);
  text-decoration: none;
}

.site-mobile-menu__item.active > .site-mobile-menu__link,
.site-mobile-menu__link[aria-current="page"] {
  color: var(--color-primary);
}

.site-mobile-menu__sublist {
  list-style: none;
  margin: 0 0 0.5rem;
  padding: 0 0 0 1rem;
}

.site-mobile-menu__subitem {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-mobile-menu__sublink {
  display: block;
  padding: 0.5rem 0;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  transition: color 0.15s ease;
}

.site-mobile-menu__sublink:hover,
.site-mobile-menu__sublink:focus {
  color: var(--color-primary);
  text-decoration: none;
}

.site-mobile-menu__subitem.active > .site-mobile-menu__sublink,
.site-mobile-menu__sublink[aria-current="page"] {
  color: var(--color-primary);
}

/* ---------- Desktop breakpoint ---------- */
@media (min-width: 1200px) {
  /* Logo | menu centrado | ações — colunas laterais iguais mantêm o nav no centro */
  .site-header__inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1.5rem;
  }

  .site-header__brand {
    justify-self: start;
  }

  .site-nav {
    display: block;
    flex: none;
    justify-self: center;
    grid-column: 2;
  }

  .site-header__actions {
    justify-self: end;
    margin-left: 0;
    grid-column: 3;
  }

  .site-header__menu-btn {
    display: none;
  }

  .site-mobile-menu {
    display: none !important;
  }

  .site-header__brand .site-logo img {
    max-height: 56px;
  }
}

@media (max-width: 575px) {
  .site-header__brand .site-logo img {
    max-height: 40px;
  }

  .site-header__inner {
    gap: 0.75rem;
    padding-top: 0.6rem;
    padding-bottom: 0.6rem;
  }
}