:root {
  --shell-bg: #f3f5f9;
  --shell-sidebar: #08142f;
  --shell-topbar-height: 56px;
  --shell-rail-closed: 44px;
  --shell-rail-open: 190px;
}

body { background: var(--shell-bg); }
.app-shell { min-height: 100vh; }

.sidebar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  bottom: 0 !important;
  width: var(--shell-rail-closed) !important;
  background: var(--shell-sidebar) !important;
  color: #e5e7eb !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  padding: 0.75rem 0.35rem 1rem 0.35rem !important;
  z-index: 1000 !important;
  transition: width 0.18s ease !important;
}

.app-shell.nav-open .sidebar { width: var(--shell-rail-open) !important; }

.brand,
.sidebar-section-title,
.nav-link-text { display: none !important; }

.app-shell.nav-open .brand,
.app-shell.nav-open .sidebar-section-title,
.app-shell.nav-open .nav-link-text { display: initial !important; }

.app-shell:not(.nav-open) .nav-link { justify-content: center !important; }

.global-topbar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  min-height: var(--shell-topbar-height) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  gap: 1rem !important;
  padding: 0.5rem 0.75rem 0.5rem 0.5rem !important;
  background: var(--shell-sidebar) !important;
  border-bottom: 1px solid rgba(255,255,255,0.08) !important;
  z-index: 900 !important;
}

.global-topbar-left { display: none !important; }

.global-topbar-right {
  margin-left: auto !important;
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  gap: 0.5rem !important;
}

.global-topbar-user {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-end !important;
  white-space: nowrap !important;
  line-height: 1.1 !important;
}

.global-topbar-name,
.global-topbar-username { color: #fff !important; white-space: nowrap !important; }

.global-topbar-logout {
  appearance: none !important;
  border: 1px solid rgba(255,255,255,0.14) !important;
  background: rgba(255,255,255,0.10) !important;
  color: #fff !important;
  border-radius: 10px !important;
  padding: 0.45rem 0.75rem !important;
  cursor: pointer !important;
  font: inherit !important;
}

.main {
  margin-left: var(--shell-rail-closed) !important;
  width: calc(100vw - var(--shell-rail-closed)) !important;
  min-height: 100vh !important;
  padding: calc(var(--shell-topbar-height) + 1rem) 1rem 1rem 1rem !important;
  box-sizing: border-box !important;
  background: var(--shell-bg) !important;
}

.app-shell.nav-open .main {
  margin-left: var(--shell-rail-open) !important;
  width: calc(100vw - var(--shell-rail-open)) !important;
}

.main-content {
  width: 100% !important;
  max-width: 1400px !important;
  min-width: 0 !important;
}

@media (max-width: 700px) {
  .global-topbar-username { display: none !important; }
  .main { padding: calc(var(--shell-topbar-height) + 1rem) 0.75rem 0.75rem 0.75rem !important; }
}