/* ==========================================================================
   TreeMind OS — Layout
   Shell da aplicação: sidebar, header, área de conteúdo e grids das views.
   ========================================================================== */

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow: hidden;
}

/* Brilho ambiente sutil no topo — dá profundidade sem virar gradiente óbvio. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 420px at 18% -8%, rgba(29, 50, 84, 0.5), transparent 70%),
    radial-gradient(700px 380px at 88% -12%, rgba(108, 99, 255, 0.09), transparent 70%);
  z-index: 0;
}

/* --- Shell ------------------------------------------------------------ */

.app-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  height: 100vh;
  transition: grid-template-columns var(--t-base);
}

.app-shell.is-compact {
  grid-template-columns: var(--sidebar-w-compact) 1fr;
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

.sidebar {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
}

.sidebar__brand {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  height: var(--header-h);
  padding: 0 var(--sp-4);
  flex-shrink: 0;
}

.sidebar__logo {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}

.sidebar__brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.sidebar__brand-name {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.sidebar__brand-tag {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  white-space: nowrap;
}

.sidebar__nav {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: var(--sp-2) var(--sp-3) var(--sp-4);
}

.sidebar__section-label {
  padding: var(--sp-4) var(--sp-3) var(--sp-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  width: 100%;
  padding: var(--sp-2) var(--sp-3);
  margin-bottom: 2px;
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  text-align: left;
  transition: background var(--t-fast), color var(--t-fast);
}

.nav-item svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  stroke-width: 1.9;
}

.nav-item__label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.nav-item.is-active {
  background: var(--brand-primary);
  color: var(--text-primary);
  font-weight: var(--fw-semibold);
}

/* Indicador lateral do item ativo. */
.nav-item.is-active::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18px;
  border-radius: 0 3px 3px 0;
  background: var(--brand-accent);
}

.nav-item:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.nav-item__badge {
  margin-left: auto;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: var(--brand-accent-soft);
  color: var(--brand-accent);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
}

/* --- Rodapé da sidebar ------------------------------------------------ */

.sidebar__footer {
  flex-shrink: 0;
  padding: var(--sp-3);
  border-top: 1px solid var(--border-color);
}

.focus-card {
  padding: var(--sp-3);
  margin-bottom: var(--sp-3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--brand-primary), var(--bg-card));
}

.focus-card__head {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
}

.focus-card__head svg {
  width: 14px;
  height: 14px;
  color: var(--orange);
}

.focus-card__text {
  margin-bottom: var(--sp-3);
  font-size: var(--fs-xs);
  line-height: 1.45;
  color: var(--text-secondary);
}

.focus-card__meta {
  display: flex;
  justify-content: space-between;
  margin-top: var(--sp-2);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.sidebar__user {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.sidebar__user-info {
  flex: 1;
  min-width: 0;
}

.sidebar__user-name {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__user-role {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  white-space: nowrap;
}

/* --- Sidebar compacta -------------------------------------------------- */

.app-shell.is-compact .sidebar__brand-text,
.app-shell.is-compact .nav-item__label,
.app-shell.is-compact .nav-item__badge,
.app-shell.is-compact .sidebar__section-label,
.app-shell.is-compact .focus-card,
.app-shell.is-compact .sidebar__user-info {
  display: none;
}

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

.app-shell.is-compact .nav-item.is-active::before {
  left: -12px;
}

/* Tooltip só aparece quando a sidebar está compacta. */
.app-shell.is-compact .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;
}

/* ==========================================================================
   Área principal
   ========================================================================== */

.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

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

.header {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  height: var(--header-h);
  flex-shrink: 0;
  padding: 0 var(--sp-6);
  border-bottom: 1px solid var(--border-color);
  background: rgba(6, 17, 31, 0.72);
  backdrop-filter: blur(12px);
}

.header__title-group {
  min-width: 0;
}

.header__greeting {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header__date {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  white-space: nowrap;
}

.header__period {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  margin-left: var(--sp-2);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-left: auto;
}

/* --- Conteúdo scrollável ---------------------------------------------- */

.content {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: var(--sp-6);
  scroll-behavior: smooth;
}

.content__inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

/* ==========================================================================
   Grids
   ========================================================================== */

.grid-stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
}

/* Linha 2: gráfico grande (2fr) + prioridades + agenda. */
.grid-main {
  display: grid;
  grid-template-columns: 2fr 1.15fr 1fr;
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
}

/* Linha 3: finanças + hábitos + insights. */
.grid-secondary {
  display: grid;
  grid-template-columns: 1.35fr 1.1fr 1fr;
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
}

/* Linha 4: projetos + acesso rápido. */
.grid-tertiary {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--sp-4);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

/* --- Cabeçalho de página das views secundárias ------------------------ */

.page-head {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  margin-bottom: var(--sp-5);
}

.page-head__title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-semibold);
  letter-spacing: -0.02em;
}

.page-head__subtitle {
  margin-top: 2px;
  font-size: var(--fs-md);
  color: var(--text-muted);
}

.page-head__actions {
  display: flex;
  gap: var(--sp-2);
  margin-left: auto;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
  flex-wrap: wrap;
}

.toolbar__spacer {
  margin-left: auto;
}