/* ── App Shell ── */
.app-shell {
  display: flex; height: 100vh; width: 100vw;
  overflow: hidden; background: var(--bg-app);
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex; flex-direction: column;
  flex-shrink: 0; overflow: hidden;
  position: relative; z-index: var(--z-sticky);
}

/* Logo */
.sidebar-logo {
  padding: 16px 16px 14px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex; align-items: center; gap: 10px;
  flex-shrink: 0;
}
.sidebar-logo-mark {
  width: 30px; height: 30px;
  background: var(--brand-primary);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.sidebar-logo-mark svg { width:16px; height:16px; display:block; }
.sidebar-logo-name {
  font-size: 15px; font-weight: 600;
  color: var(--text-primary); letter-spacing: -0.3px;
}
.sidebar-logo-tagline { font-size: 10.5px; color: var(--text-tertiary); margin-top: 1px; }

/* Company chip */
.sidebar-company {
  margin: 10px 10px 0;
  padding: 8px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; gap: 8px;
  cursor: pointer; transition: background var(--transition-fast);
  text-align: left; width: calc(100% - 20px);
}
.sidebar-company:hover { background: var(--bg-inset); }
.sidebar-company-icon {
  width: 28px; height: 28px;
  background: var(--brand-primary-light);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600; color: var(--brand-primary);
  flex-shrink: 0;
}
.sidebar-company-info { flex: 1; min-width: 0; }
.sidebar-company-name {
  font-size: 12px; font-weight: 600; color: var(--text-primary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-company-fy { font-size: 10.5px; color: var(--text-tertiary); margin-top: 1px; }

/* Nav */
.sidebar-nav { flex: 1; overflow-y: auto; padding: 8px 0 4px; scrollbar-width: none; }
.sidebar-nav::-webkit-scrollbar { display: none; }

.sidebar-section {
  padding: 12px 14px 4px;
  font-size: 10px; font-weight: 600;
  color: var(--text-disabled);
  text-transform: uppercase; letter-spacing: 0.9px;
}

.sidebar-item {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 11px;
  margin: 1px 8px;
  border-radius: var(--radius-md);
  cursor: pointer; color: var(--text-secondary);
  font-size: 13px; font-weight: 500;
  transition: all var(--transition-fast);
  text-decoration: none; background: none; border: none;
  width: calc(100% - 16px); text-align: left;
}
.sidebar-item:hover { background: var(--bg-subtle); color: var(--text-primary); }
.sidebar-item.active { background: var(--brand-primary-light); color: var(--brand-primary); }
.sidebar-item svg { width:16px; height:16px; flex-shrink:0; }
.sidebar-item-label { flex: 1; }
.sidebar-item-badge {
  font-size: 10px; font-weight: 600; padding: 1px 6px;
  border-radius: var(--radius-full);
  background: var(--color-danger); color: white; line-height: 1.6;
}

/* Footer */
.sidebar-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 8px 8px 12px;
  flex-shrink: 0;
}
.sidebar-footer-user {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; margin-bottom: 6px;
}
.sidebar-footer-avatar {
  width: 30px; height: 30px; border-radius: var(--radius-full);
  background: var(--brand-primary); color: white;
  font-size: 11px; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.sidebar-footer-name { font-size: 12px; font-weight: 500; color: var(--text-primary); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.sidebar-footer-email { font-size: 10.5px; color: var(--text-tertiary); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.sidebar-footer-actions { display: flex; gap: 4px; padding: 0 4px; }
.sidebar-footer-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 7px 8px; border-radius: var(--radius-md); border: none;
  font-size: 12px; font-weight: 500; cursor: pointer;
  transition: all var(--transition-fast); text-decoration: none;
}
.sidebar-footer-btn.settings {
  background: var(--bg-subtle); color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}
.sidebar-footer-btn.settings:hover { background: var(--bg-inset); color: var(--text-primary); }
.sidebar-footer-btn.logout {
  background: var(--color-danger-light); color: var(--color-danger-text);
  border: 1px solid var(--color-danger-mid);
}
.sidebar-footer-btn.logout:hover { background: #FDDEDE; }
.sidebar-footer-btn svg { width:14px; height:14px; }

/* ── Main area ── */
.main-area { flex:1; display:flex; flex-direction:column; overflow:hidden; min-width:0; }

/* ── Topbar ── */
.topbar {
  height: var(--topbar-height);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  display: flex; align-items: center; gap: 16px;
  padding: 0 24px; flex-shrink: 0;
  position: relative; z-index: var(--z-raised);
}
.topbar-breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--text-tertiary); flex: 1; min-width: 0;
}
.topbar-breadcrumb a { color: var(--text-tertiary); text-decoration: none; }
.topbar-breadcrumb a:hover { color: var(--text-primary); }
.topbar-breadcrumb-current {
  font-size: 15px; font-weight: 600; color: var(--text-primary);
}
.topbar-breadcrumb-sep { color: var(--border-strong); font-size: 12px; }
.topbar-search {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg-subtle); border: 1px solid var(--border-default);
  border-radius: var(--radius-md); padding: 6px 10px;
  font-size: 13px; color: var(--text-tertiary);
  cursor: pointer; transition: all var(--transition-fast); min-width: 180px;
}
.topbar-search:hover { background: var(--bg-inset); border-color: var(--border-strong); }
.topbar-search kbd {
  font-family: var(--font-mono); font-size: 10px;
  background: var(--bg-surface); border: 1px solid var(--border-default);
  border-radius: var(--radius-sm); padding: 1px 5px; margin-left: auto;
  color: var(--text-disabled);
}
.topbar-actions { display: flex; align-items: center; gap: 6px; }
.topbar-icon-btn {
  width: 32px; height: 32px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); cursor: pointer;
  transition: all var(--transition-fast); background: none; border: none;
  position: relative;
}
.topbar-icon-btn:hover { background: var(--bg-subtle); color: var(--text-primary); }
.topbar-icon-btn svg { width:18px; height:18px; }
.notif-dot {
  width: 7px; height: 7px; background: var(--color-danger);
  border-radius: 50%; position: absolute; top: 5px; right: 5px;
  border: 1.5px solid var(--bg-surface);
}
.topbar-divider { width:1px; height:20px; background:var(--border-subtle); }
.topbar-avatar {
  width: 30px; height: 30px; border-radius: var(--radius-full);
  background: var(--brand-primary); color: white;
  font-size: 11px; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: opacity var(--transition-fast);
  border: none;
}
.topbar-avatar:hover { opacity: 0.85; }

/* ── Page content ── */
.page-content {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  scrollbar-width: thin; scrollbar-color: var(--border-default) transparent;
}
.page-content::-webkit-scrollbar { width: 6px; }
.page-content::-webkit-scrollbar-track { background: transparent; }
.page-content::-webkit-scrollbar-thumb { background: var(--border-default); border-radius: 99px; }

.page-inner { max-width: var(--content-max-width); margin: 0 auto; padding: 24px; }

/* ── Page header ── */
.page-header {
  display: flex; align-items: flex-start;
  justify-content: space-between; gap: 16px; margin-bottom: 24px;
}
.page-header-left h1 {
  font-size: 22px; font-weight: 600; color: var(--text-primary); letter-spacing: -0.4px;
}
.page-header-left p { font-size: 13px; color: var(--text-tertiary); margin-top: 3px; }
.page-header-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

@media (max-width: 768px) {
  .sidebar { display: none; }
  .topbar-search { display: none; }
  .page-inner { padding: 16px; }
}

/* ── Performance optimisations ── */
.sidebar { will-change: transform; }
.page-content { will-change: scroll-position; }
.card { will-change: auto; }
.sidebar-item { will-change: background; }
.modal-overlay { will-change: opacity; }

/* Smooth page transitions */
#page-content > div { animation: fadeInPage 0.18s ease; }
@keyframes fadeInPage {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Remove janky repaints */
* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }