/* =========================================================
   Mobile App — Tosconime
   Nova interface mobile estilo aplicativo (≤ 768px):
   - Barra de navegação inferior fixa (Início, Buscar, Anime,
     Mangá, Perfil) com safe-area.
   - Busca em folha de tela cheia reutilizando o form do header.
   - Header enxuto: só logo + sino de novidades.
   Carrega DEPOIS de mobile-enhance.css. Desktop intocado.
   ========================================================= */

/* A barra existe no DOM sempre; só aparece no mobile. */
.m-nav {
  display: none;
}

@media (max-width: 768px) {
  /* ---------- Barra inferior ---------- */
  .m-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: calc(var(--z-drawer, 200) + 5);
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    align-items: stretch;
    gap: 0;
    padding: 6px max(8px, env(safe-area-inset-left)) calc(6px + env(safe-area-inset-bottom, 0px))
      max(8px, env(safe-area-inset-right));
    background: var(--bg-glass-strong, rgba(10, 18, 21, 0.92));
    backdrop-filter: blur(18px) saturate(1.3);
    -webkit-backdrop-filter: blur(18px) saturate(1.3);
    border-top: 1px solid var(--border, rgba(94, 234, 212, 0.16));
    box-shadow: 0 -14px 40px -18px rgba(0, 0, 0, 0.85);
  }

  .m-nav-btn {
    appearance: none;
    background: none;
    border: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    min-height: 52px;
    padding: 4px 2px;
    border-radius: 12px;
    color: var(--muted, #8ba099);
    font-family: inherit;
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    transition: color 0.18s ease, transform 0.12s ease;
  }
  .m-nav-btn:active {
    transform: scale(0.94);
  }
  .m-nav-btn svg {
    width: 23px;
    height: 23px;
    flex: 0 0 auto;
  }
  .m-nav-btn.active {
    color: var(--accent-strong, #5eead4);
  }
  .m-nav-btn.active .m-nav-ico {
    filter: drop-shadow(0 0 8px var(--accent-glow, rgba(52, 211, 153, 0.4)));
  }
  .m-nav-btn .m-nav-dot {
    position: absolute;
    display: none;
  }

  /* Conteúdo nunca fica atrás da barra. */
  body.has-m-nav {
    padding-bottom: calc(66px + env(safe-area-inset-bottom, 0px));
  }
  body.has-m-nav .back-to-top {
    bottom: calc(76px + env(safe-area-inset-bottom, 0px)) !important;
  }

  /* Esconde a barra onde ela atrapalha (player, leitor, TV, folhas). */
  body.mode-watch .m-nav,
  body.mode-manga .m-nav,
  body.is-tv .m-nav,
  body.is-player-expanded .m-nav,
  body.card-detail-open .m-nav,
  body.m-search-open .m-nav {
    display: none;
  }
  body.mode-watch.has-m-nav,
  body.mode-manga.has-m-nav,
  body.is-tv.has-m-nav,
  body.is-player-expanded.has-m-nav {
    padding-bottom: 0;
  }

  /* ---------- Header enxuto ---------- */
  body.has-m-nav .site-user-total,
  body.has-m-nav .btn-tv-mode,
  body.has-m-nav .main-section-nav {
    display: none !important;
  }

  /* Busca sai do header (vira folha própria via barra inferior). */
  body.has-m-nav:not(.m-search-open) .header-search {
    display: none !important;
  }

  /* ---------- Busca em tela cheia ---------- */
  body.m-search-open {
    overflow: hidden;
  }
  /* backdrop-filter no header cria containing block e prenderia a
     folha fixa dentro dele; desliga enquanto a busca está aberta. */
  body.m-search-open .header {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    transform: none !important;
    filter: none !important;
    z-index: calc(var(--z-modal, 1400) + 9) !important;
  }
  body.m-search-open .header-search {
    display: block !important;
    position: fixed;
    inset: 0;
    z-index: calc(var(--z-modal, 1400) + 10);
    background: var(--bg-deep, #03070a);
    padding: calc(12px + env(safe-area-inset-top, 0px)) 14px calc(14px + env(safe-area-inset-bottom, 0px));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  body.m-search-open .search-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    max-width: 100%;
    margin-top: 44px;
    background: var(--bg-elevated, #121d22);
    border: 1px solid var(--border-strong, rgba(94, 234, 212, 0.3));
    border-radius: 14px;
    padding: 4px 6px 4px 12px;
  }
  body.m-search-open .search-bar input {
    flex: 1;
    min-width: 0;
    font-size: 16px !important;
    min-height: 46px;
    background: none;
    border: 0;
    color: var(--text, #f1f6f5);
  }
  body.m-search-open .btn-search {
    min-height: 44px;
    min-width: 44px;
  }
  body.m-search-open #search-suggest {
    position: static !important;
    width: 100% !important;
    max-width: 100% !important;
    max-height: none !important;
    margin-top: 12px;
    border-radius: 14px;
    box-shadow: none;
  }
  body.m-search-open .search-suggest-item {
    min-height: 56px;
  }

  .m-search-close {
    display: none;
  }
  body.m-search-open .m-search-close {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: calc(10px + env(safe-area-inset-top, 0px));
    right: 12px;
    z-index: calc(var(--z-modal, 1400) + 11);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border, rgba(94, 234, 212, 0.16));
    background: var(--bg-elevated, #121d22);
    color: var(--text, #f1f6f5);
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
  }

  .m-search-hint {
    display: none;
  }
  body.m-search-open .m-search-hint {
    display: block;
    margin: 14px 2px 0;
    color: var(--muted, #8ba099);
    font-size: 0.85rem;
  }
}