/* portalv3.css — ATR Portal modern design system
   Light / dark via [data-bs-theme]
*/
:root {
  --atr-cyan: #7ee8fa;
  --atr-blue: #3b82f6;
  --atr-navy: #0f172a;
  --sidebar-w: 270px;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --sidebar-bg: #ffffff;
  --topbar-bg: #ffffff;
}
[data-bs-theme="dark"] {
  --bg: #0f172a;
  --card: #1e293b;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --border: #334155;
  --sidebar-bg: #1e293b;
  --topbar-bg: #1e293b;
}
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
}
.sidebar {
  width: var(--sidebar-w);
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  padding: 1.25rem 1rem;
  overflow-y: auto;
  z-index: 1000;
}
.main {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
}
.topbar {
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--border);
  padding: .75rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 999;
}
.brand {
  font-weight: 700;
  color: var(--atr-blue);
  letter-spacing: -.02em;
  font-size: 1.1rem;
}
.nav-link {
  border-radius: .5rem;
  color: var(--text);
  padding: .55rem .85rem;
  margin-bottom: .1rem;
  font-weight: 500;
  font-size: .95rem;
  display: block;
}
.nav-link:hover, .nav-link.active {
  background: rgba(59,130,246,.12);
  color: var(--atr-blue);
}
.nav-link i { margin-right: .55rem; width: 1.1em; }
.sidebar-heading {
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--muted);
  margin: 1.25rem .85rem .4rem;
  font-weight: 600;
}
.order-table, .card-modern {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: .75rem;
  overflow: hidden;
}
.ajax-status {
  font-size: .8rem;
  color: var(--muted);
}
.ajax-status .dot {
  display: inline-block;
  width: 8px; height: 8px;
  background: #22c55e;
  border-radius: 50%;
  margin-right: 4px;
  animation: pulse 2s infinite;
}
@keyframes pulse { 50% { opacity: .4; } }
.login-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: 0 10px 25px rgba(0,0,0,.06);
  max-width: 420px;
  width: 100%;
  padding: 2.5rem 2rem;
}
.theme-toggle { margin-left: .5rem; }
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.show { transform: none; }
  .main { margin-left: 0; }
}