/* ==========================================================================
   TreeMind OS — Responsivo
   Breakpoints: 1440 / 1180 / 900 (tablet) / 640 (mobile)
   Carregado por último: sobrescreve layout e componentes.
   ========================================================================== */

/* --- Desktop menor: 6 stats viram 3 colunas ---------------------------- */

@media (max-width: 1440px) {
  .grid-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-main {
    grid-template-columns: 1.6fr 1fr;
  }

  /* A agenda cai para a linha de baixo e ocupa a largura toda. */
  .grid-main > :nth-child(3) {
    grid-column: 1 / -1;
  }

  .grid-secondary {
    grid-template-columns: 1fr 1fr;
  }

  .grid-secondary > :nth-child(3) {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1180px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-tertiary {
    grid-template-columns: 1fr;
  }

  .search {
    width: 180px;
  }
}

/* ==========================================================================
   Tablet
   ========================================================================== */

@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: var(--sidebar-w-compact) 1fr;
  }

  /* Em tablet a sidebar nasce compacta. */
  .app-shell .sidebar__brand-text,
  .app-shell .nav-item__label,
  .app-shell .nav-item__badge,
  .app-shell .sidebar__section-label,
  .app-shell .focus-card,
  .app-shell .sidebar__user-info {
    display: none;
  }

  .app-shell .sidebar__brand,
  .app-shell .nav-item,
  .app-shell .sidebar__user {
    justify-content: center;
  }

  .app-shell .nav-item[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    padding: 5px 9px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    box-shadow: var(--shadow-md);
    font-size: var(--fs-sm);
    white-space: nowrap;
    z-index: 20;
    pointer-events: none;
  }

  .grid-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-main,
  .grid-secondary,
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .grid-main > :nth-child(3),
  .grid-secondary > :nth-child(3) {
    grid-column: auto;
  }

  .content {
    padding: var(--sp-4);
  }

  .panel {
    width: 360px;
  }

  /*
    O header fica apertado neste ponto: a data é o item mais dispensável
    (o período continua visível), então ela sai para a saudação caber inteira.
  */
  .header {
    gap: var(--sp-3);
  }

  .header__date {
    display: none;
  }

  .header__greeting {
    font-size: var(--fs-lg);
  }

  .search {
    width: 150px;
  }
}

/* ==========================================================================
   Mobile
   ========================================================================== */

@media (max-width: 640px) {
  /* A sidebar sai do fluxo e vira drawer. */
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 250px;
    transform: translateX(-100%);
    transition: transform var(--t-slow);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-drawer);
  }

  .sidebar.is-open {
    transform: translateX(0);
  }

  /* No drawer aberto, o menu volta a ser completo. */
  .app-shell .sidebar__brand-text,
  .app-shell .nav-item__label,
  .app-shell .nav-item__badge,
  .app-shell .sidebar__section-label,
  .app-shell .focus-card,
  .app-shell .sidebar__user-info {
    display: revert;
  }

  .app-shell .sidebar__brand-text,
  .app-shell .sidebar__user-info {
    display: flex;
    flex-direction: column;
  }

  .app-shell .sidebar__brand,
  .app-shell .nav-item,
  .app-shell .sidebar__user {
    justify-content: flex-start;
  }

  /* Tooltip é ruído em touch. */
  .app-shell .nav-item[data-tooltip]:hover::after {
    display: none;
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(3, 9, 17, 0.6);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--t-base), visibility var(--t-base);
    z-index: calc(var(--z-drawer) - 1);
  }

  .sidebar-backdrop.is-open {
    opacity: 1;
    visibility: visible;
  }

  /* --- Header simplificado -------------------------------------------- */

  .header {
    height: auto;
    min-height: 60px;
    padding: var(--sp-3) var(--sp-4);
    gap: var(--sp-2);
  }

  .header__greeting {
    font-size: var(--fs-md);
  }

  .header__date,
  .header__period,
  .header__search-desktop {
    display: none;
  }

  .grid-stats {
    grid-template-columns: 1fr;
    gap: var(--sp-3);
  }

  .grid-4,
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .quick-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .content {
    padding: var(--sp-4) var(--sp-3);
  }

  .page-head {
    flex-direction: column;
    gap: var(--sp-3);
  }

  .page-head__actions {
    margin-left: 0;
    width: 100%;
  }

  .page-head__actions .btn {
    flex: 1;
  }

  .toolbar {
    gap: var(--sp-2);
  }

  .toolbar .search {
    width: 100%;
    order: -1;
  }

  .toolbar__spacer {
    margin-left: 0;
  }

  /* --- Tabelas viram cards -------------------------------------------- */

  .table-wrap {
    border: none;
    background: transparent;
  }

  .table thead {
    display: none;
  }

  .table,
  .table tbody,
  .table tr,
  .table td {
    display: block;
    width: 100%;
  }

  .table tr {
    margin-bottom: var(--sp-3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    overflow: hidden;
  }

  .table td {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-3);
    padding: var(--sp-2) var(--sp-3);
    white-space: normal;
    text-align: left;
  }

  /* O rótulo da coluna vem de data-label no <td>. */
  .table td::before {
    content: attr(data-label);
    flex-shrink: 0;
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
  }

  .num {
    text-align: right;
  }

  /* --- Ajustes finos --------------------------------------------------- */

  .modal {
    max-height: calc(100vh - 32px);
  }

  .modal__head,
  .modal__body,
  .modal__foot {
    padding-left: var(--sp-4);
    padding-right: var(--sp-4);
  }

  .field-row {
    grid-template-columns: 1fr;
  }

  .panel {
    width: 100%;
    border-left: none;
  }

  .toast-stack {
    right: var(--sp-3);
    left: var(--sp-3);
    bottom: var(--sp-3);
  }

  .toast {
    min-width: 0;
  }

  .project {
    flex-wrap: wrap;
  }

  .project__progress {
    width: 100%;
  }

  .habit {
    flex-wrap: wrap;
  }

  .habit__week {
    width: 100%;
    justify-content: space-between;
    padding-left: 42px;
  }

  .week-grid {
    grid-template-columns: 44px repeat(7, minmax(70px, 1fr));
    overflow-x: auto;
  }

  .chart-box {
    height: 210px;
  }

  .money-split {
    grid-template-columns: 1fr;
  }

  .donut-row {
    flex-direction: column;
    align-items: stretch;
  }

  .donut-row .cat-list {
    width: 100%;
  }
}

/* Botão de menu mobile: só existe abaixo de 640px. */
.menu-toggle {
  display: none;
}

@media (max-width: 640px) {
  .menu-toggle {
    display: grid;
  }
}

/* Botão de recolher sidebar: irrelevante em mobile (lá é drawer). */
@media (max-width: 640px) {
  .collapse-toggle {
    display: none;
  }
}