/* One application shell for every CRM page: sidebar + topbar + content. */
.ui-shell { display: grid; grid-template-columns: 224px minmax(0, 1fr); min-height: 100vh; }
.ui-shell-main { min-width: 0; }
.ui-sidebar {
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; padding: var(--space-5) var(--space-3);
  overflow: auto; color: var(--c-sidebar-text); background: var(--c-sidebar); z-index: 30;
}
.ui-sidebar .brand { display: flex; gap: var(--space-3); align-items: center; padding: 0 var(--space-2) var(--space-5); color: var(--c-surface); }
.ui-sidebar .brand:hover { text-decoration: none; }
.ui-sidebar .brand-mark {
  display: grid; place-items: center; width: 36px; height: 36px; font-size: var(--fs-xl); font-weight: 800;
  border-radius: var(--radius-lg); background: linear-gradient(135deg, var(--c-brand-from), var(--c-brand-to));
}
.ui-sidebar .brand strong, .ui-sidebar .brand small { display: block; }
.ui-sidebar .brand small { margin-top: 2px; font-size: var(--fs-xs); color: var(--c-sidebar-muted); }
.ui-sidebar .sidebar-nav section { margin-top: var(--space-4); }
.ui-sidebar .sidebar-nav section > p { margin: 0; padding: 0 var(--space-3); font-size: var(--fs-xs); letter-spacing: 1px; color: var(--c-sidebar-muted); }
.ui-sidebar .sidebar-nav a {
  position: relative; display: flex; align-items: center; gap: var(--space-3); min-height: 40px; margin: 2px 0; padding: 0 var(--space-3);
  font-size: var(--fs-sm); color: var(--c-sidebar-text); border-radius: var(--radius);
}
.ui-sidebar .sidebar-nav a:hover { background: var(--c-sidebar-hover); text-decoration: none; }
.ui-sidebar .sidebar-nav a.active { color: var(--c-surface); font-weight: 600; background: var(--c-sidebar-active); }
.ui-sidebar .sidebar-nav a.active i { position: absolute; right: var(--space-3); width: 6px; height: 6px; border-radius: 50%; background: var(--c-sidebar-accent); }
.ui-sidebar .sidebar-nav.access-loading { visibility: hidden; }
.ui-sidebar .sidebar-nav [hidden] { display: none; }
.ui-sidebar .sidebar-footer { margin-top: auto; padding: var(--space-5) var(--space-3) 0; font-size: var(--fs-xs); color: var(--c-sidebar-muted); }

.ui-topbar {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: var(--space-3);
  min-height: 56px; padding: 0 var(--space-5); background: var(--c-surface); border-bottom: 1px solid var(--c-border);
}
.ui-topbar .crumb { font-size: var(--fs-sm); color: var(--c-text-2); }
.ui-topbar .crumb strong { color: var(--c-text); font-size: var(--fs-lg); }
.ui-topbar-actions { display: flex; align-items: center; gap: var(--space-2); margin-left: auto; }
.ui-user { display: flex; align-items: center; gap: var(--space-2); padding-left: var(--space-3); }
.ui-user .avatar {
  display: grid; place-items: center; width: 32px; height: 32px; font-weight: 600; color: var(--c-surface);
  border-radius: 50%; background: var(--c-primary);
}
.ui-user small { display: block; font-size: var(--fs-xs); color: var(--c-text-2); }
.ui-content { max-width: none; padding: var(--space-5); }
.ui-content h1 { margin: 0 0 var(--space-4); font-size: var(--fs-2xl); }
#ui-sidebar-toggle, #ui-sidebar-backdrop { display: none; }

@media (max-width: 760px) {
  .ui-shell { display: block; }
  .ui-sidebar { position: fixed; inset: 0 auto 0 0; width: 240px; transform: translateX(-100%); visibility: hidden; transition: transform 0.18s; }
  .ui-nav-open .ui-sidebar { transform: none; visibility: visible; }
  .ui-nav-open #ui-sidebar-backdrop { display: block; position: fixed; inset: 0; background: var(--c-overlay); border: 0; border-radius: 0; z-index: 25; }
  #ui-sidebar-toggle { display: inline-flex; }
  .ui-topbar { padding: 0 var(--space-3); flex-wrap: wrap; }
  .ui-user div { display: none; }
  .ui-content { padding: var(--space-3); }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

.ui-topbar .crm-locale-selector { display: inline-flex; margin: 0; }
.ui-topbar .crm-locale-selector select { min-height: var(--control-h); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* page <main> elements bring their own padding; the shell already provides the gutter */
.ui-content > main { max-width: none; margin: 0; padding: var(--space-2) 0; }

/* topbar controls are self-contained: pages may or may not load components.css */
.ui-topbar .btn, .ui-topbar button, .ui-topbar a.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: var(--control-h); padding: 0 var(--space-3);
  font: inherit; font-size: var(--fs-sm); line-height: 1; white-space: nowrap; text-decoration: none; cursor: pointer;
  color: var(--c-text); background: var(--c-surface); border: 1px solid var(--c-border-strong); border-radius: var(--radius);
}
.ui-topbar .btn:hover, .ui-topbar button:hover { background: var(--c-neutral-soft); }
.ui-topbar .btn-ghost { border-color: transparent; background: transparent; }
.ui-topbar a.btn-ghost { color: var(--c-primary); }
.ui-topbar select { font: inherit; font-size: var(--fs-sm); min-height: var(--control-h); }
.ui-topbar .crm-locale-selector { padding: 0; border-radius: var(--radius); }

.ui-bell { position: relative; }
.ui-badge {
  position: absolute; top: -6px; right: -6px; min-width: 16px; height: 16px; padding: 0 4px; font-size: 11px; line-height: 16px;
  text-align: center; color: var(--c-surface); background: var(--c-danger); border-radius: 8px;
}