/* ============================================================
   LAYOUT — Estudos CAO
   Grid de página, sidebar, header e área de conteúdo
   ============================================================ */

/* ----------------------------------------------------------
   Grid principal (sidebar + conteúdo)
   ---------------------------------------------------------- */
.app-layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--header-h) 1fr;
  grid-template-areas:
    "sidebar header"
    "sidebar content";
  min-height: 100vh;
}

/* ----------------------------------------------------------
   Sidebar
   ---------------------------------------------------------- */
.sidebar {
  grid-area: sidebar;
  display: flex;
  flex-direction: column;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  height: 100vh;
  position: sticky;
  top: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Logo */
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--black);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--khaki);
}

.sidebar-logo-icon i { width: 20px; height: 20px; }

.sidebar-logo-text { display: flex; flex-direction: column; }

.sidebar-logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.1;
  color: var(--black);
  letter-spacing: 0.03em;
}

.sidebar-logo-sub {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 3px;
}

/* Navegação */
.sidebar-nav {
  flex: 1;
  padding: 10px 0;
  overflow-y: auto;
}

.sidebar-section-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 14px 20px 5px;
  display: block;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  margin: 1px 8px;
  color: var(--text-primary);
  font-size: 0.8375rem;
  font-weight: 450;
  transition: background var(--t-fast), color var(--t-fast);
  cursor: pointer;
}

.sidebar-item i {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  color: var(--text-secondary);
  transition: color var(--t-fast);
}

.sidebar-item:hover { background: var(--khaki-light); }
.sidebar-item:hover i { color: var(--text-primary); }

.sidebar-item.active {
  background: var(--khaki-solid);
  color: var(--black);
  font-weight: 500;
}
.sidebar-item.active i { color: var(--black); }

/* Rodapé */
.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
}

.sidebar-user-avatar {
  width: 34px;
  height: 34px;
  background: var(--khaki-solid);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--black);
  flex-shrink: 0;
}

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

.sidebar-user-name {
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-role {
  font-size: 0.6875rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-logout {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 9px 12px;
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius-btn);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: background var(--t-fast);
}

.btn-logout:hover { background: var(--khaki-dark); }
.btn-logout i { width: 15px; height: 15px; }

/* ----------------------------------------------------------
   Header
   ---------------------------------------------------------- */
.app-header {
  grid-area: header;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
}

.breadcrumb-icon { width: 15px; height: 15px; color: var(--text-secondary); }

.breadcrumb-trail {
  display: flex;
  align-items: center;
  gap: 0;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.breadcrumb-trail span + span::before {
  content: ' / ';
  margin: 0 4px;
  color: var(--border);
}

.breadcrumb-trail span:last-child { color: var(--text-primary); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ----------------------------------------------------------
   Área de conteúdo
   ---------------------------------------------------------- */
.app-content {
  grid-area: content;
  padding: 28px;
  background: var(--bg-page);
}

.page-header { margin-bottom: 24px; }

.page-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--black);
  line-height: 1.1;
}

.page-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ----------------------------------------------------------
   Layout de autenticação (login, callback) — sem sidebar
   ---------------------------------------------------------- */
.auth-layout {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--black);
  padding: 24px;
}

.auth-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-modal);
}

.auth-logo { text-align: center; margin-bottom: 32px; }

.auth-logo-name {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--black);
  letter-spacing: 0.03em;
}

.auth-logo-sub {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 4px;
}