.layout { display: flex; min-height: 100vh; }

/* ══════ TOPBAR ════════════════════════════════════════════ */
.topbar {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  background: var(--topbar-bg);
  display: flex; align-items: center;
  z-index: 400;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}
.topbar-brand {
  width: var(--sidebar-w); flex-shrink: 0;
  display: flex; align-items: center; gap: 10px;
  padding: 0 18px; text-decoration: none;
  transition: width var(--trans); overflow: hidden;
}
.layout.collapsed .topbar-brand { width: var(--sidebar-w-col); }
.topbar-logo { height: 34px; width: auto; object-fit: contain; }
.topbar-brand-nome { color: #fff; font-weight: 700; font-size: 0.95rem; white-space: nowrap; }
.layout.collapsed .topbar-brand-nome { display: none; }

.topbar-body { flex: 1; display: flex; align-items: center; justify-content: space-between; padding: 0 20px 0 16px; }
.topbar-toggle {
  background: none; border: none; color: rgba(255,255,255,0.8);
  font-size: 20px; cursor: pointer; padding: 6px; border-radius: 6px;
  display: flex; align-items: center;
  transition: background var(--trans), color var(--trans);
}
.topbar-toggle:hover { background: rgba(255,255,255,0.12); color: #fff; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.dark-toggle {
  background: none; border: none; color: rgba(255,255,255,0.85);
  font-size: 18px; cursor: pointer; padding: 6px 8px; border-radius: 6px;
}
.dark-toggle:hover { background: rgba(255,255,255,0.12); }

/* ══════ SIDEBAR ═══════════════════════════════════════════ */
.sidebar {
  position: fixed; top: var(--topbar-h); left: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-borda);
  overflow: hidden; z-index: 300;
  display: flex; flex-direction: column;
  transition: width var(--trans);
}
.layout.collapsed .sidebar { width: var(--sidebar-w-col); }

.sidebar-nav {
  flex: 1; padding: 10px 0; overflow-y: auto; overflow-x: hidden;
  scrollbar-width: thin; scrollbar-color: var(--cinza-medio) transparent;
}

.nav-link {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 14px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 0.875rem; font-weight: 500;
  border-left: 3px solid transparent;
  transition: all var(--trans);
  white-space: nowrap;
}
.nav-link:hover  { background: var(--sidebar-hover-bg); color: var(--primaria-media); }
.nav-link.active {
  background: var(--primaria-bg); color: var(--primaria-text);
  font-weight: 600; border-left-color: var(--primaria-media);
}

.nav-icon { font-size: 17px; flex-shrink: 0; width: 20px; display: flex; align-items: center; justify-content: center; }
.nav-label { flex: 1; }

.nav-group-btn {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 14px; width: 100%;
  background: none; border: none; border-left: 3px solid transparent;
  color: var(--sidebar-text); font-size: 0.875rem; font-weight: 500;
  cursor: pointer; text-align: left; white-space: nowrap;
}
.nav-group.open > .nav-group-btn { color: var(--primaria-media); font-weight: 600; }

.nav-caret { margin-left: auto; font-size: 12px; transition: transform var(--trans); color: var(--cinza-texto); }
.nav-group.open > .nav-group-btn .nav-caret { transform: rotate(90deg); }

.nav-sub {
  max-height: 0; overflow: hidden;
  transition: max-height 0.28s ease;
  background: var(--sidebar-sub-bg);
}
.nav-group.open > .nav-sub { max-height: 500px; }

.nav-sub-link {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px 8px 38px;
  color: var(--cinza-texto); text-decoration: none;
  font-size: 0.835rem; border-left: 3px solid transparent;
}
.nav-sub-link:hover { background: var(--cinza-medio); color: var(--primaria-media); }
.nav-sub-link.active {
  color: var(--primaria-text); font-weight: 600;
  border-left-color: var(--primaria-media); background: var(--primaria-bg);
}

.layout.collapsed .nav-label,
.layout.collapsed .nav-caret { opacity: 0; width: 0; overflow: hidden; pointer-events: none; }
.layout.collapsed .nav-link,
.layout.collapsed .nav-group-btn { padding: 9px 0; justify-content: center; gap: 0; }
.layout.collapsed .nav-sub { max-height: 0 !important; }

/* Rodape da sidebar */
.sidebar-rodape { flex-shrink: 0; padding: 12px; border-top: 1px solid var(--sidebar-borda); }

.btn-home-side {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; margin-bottom: 8px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primaria-media), var(--primaria-escura));
  color: #fff; text-decoration: none; font-weight: 600; font-size: 0.85rem;
  box-shadow: 0 2px 8px rgba(10,31,51,0.25);
}
.btn-home-side.ativo { box-shadow: inset 0 0 0 2px rgba(255,255,255,0.4), 0 2px 8px rgba(10,31,51,0.35); }

.usuario-box { display: flex; align-items: center; gap: 10px; padding: 6px 4px; }
.usuario-box .avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primaria-media), var(--primaria-escura));
  color: #fff; font-size: 0.8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.usuario-box .info .nome { font-weight: 600; font-size: 0.82rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.usuario-box .info .papel { font-size: 0.7rem; color: var(--sidebar-text-muted); }

.layout.collapsed .btn-home-side span,
.layout.collapsed .usuario-box .info,
.layout.collapsed .usuario-box .btn { display: none; }

/* ══════ CONTEUDO PRINCIPAL ════════════════════════════════ */
.main-wrap {
  margin-left: var(--sidebar-w);
  margin-top: var(--topbar-h);
  flex: 1;
  min-height: calc(100vh - var(--topbar-h));
  display: flex; flex-direction: column;
  transition: margin-left var(--trans);
}
.layout.collapsed .main-wrap { margin-left: var(--sidebar-w-col); }

/* Escondido: sidebar some por completo, conteudo ocupa a tela inteira */
.layout.hidden .sidebar { width: 0; border-right: none; }
.layout.hidden .main-wrap { margin-left: 0; }
.layout.hidden .topbar-brand { width: var(--sidebar-w-col); }
.layout.hidden .topbar-brand-nome { display: none; }

.page-content {
  flex: 1;
  padding: 22px 24px 40px;
  max-width: 100%; width: 100%;
  overflow-x: hidden;
}

.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 22px; gap: 12px; flex-wrap: wrap;
}
.page-title {
  font-size: 1.15rem; font-weight: 700; color: var(--primaria-escura);
  display: flex; align-items: center; gap: 10px;
}
.page-title::before {
  content: ''; display: block; width: 4px; height: 22px;
  background: var(--primaria-clara); border-radius: 4px; flex-shrink: 0;
}
[data-theme="dark"] .page-title { color: var(--primaria-clara); }

/* ══════ DASHBOARD (grid de cards) ═══════════════════════════ */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 16px;
  margin-top: 8px;
}
.dash-card {
  background: var(--branco);
  border-radius: var(--radius);
  padding: 22px 18px;
  box-shadow: var(--sombra-sm);
  border: 1px solid var(--cinza-borda);
  border-top: 3px solid var(--primaria-clara);
  text-align: center;
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s, box-shadow 0.15s;
}
.dash-card:hover { transform: translateY(-2px); box-shadow: var(--sombra); }
.dash-card--disabled { opacity: 0.45; cursor: not-allowed; pointer-events: none; }
.dash-card .icone {
  display: flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; margin: 0 auto 14px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primaria-media), var(--primaria-escura));
  color: #fff; font-size: 1.7rem;
}
.dash-card .titulo { font-size: 0.9rem; font-weight: 700; color: var(--primaria-escura); }
.dash-card .subtitulo { font-size: 0.75rem; color: var(--cinza-texto); margin-top: 4px; }
[data-theme="dark"] .dash-card .titulo { color: var(--primaria-clara); }

/* ══════ Telas publicas (login, erro): sem sidebar ══════════ */
.tela-publica {
  background: var(--primaria-escura) url('../img/fundo_login.jpg') center / cover no-repeat;
  min-height: 100vh;
}
.publico-bg {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: var(--sp-5);
}

/* ══════ Responsivo (mobile) ═════════════════════════════════ */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); width: var(--sidebar-w); }
  .layout.mobile-open .sidebar { transform: translateX(0); }
  .main-wrap { margin-left: 0; }
  .topbar-brand { width: auto; }
  .page-content { padding: 14px 12px 28px; }
  .dashboard-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  table { font-size: 0.75rem; }
  table th, table td { padding: 5px 6px; }
}