/* ===== Mini-ERP layout ===== */
:root {
  --sidebar-width: 230px;
  --navbar-height: 56px;
  --primary: #0d6efd;
  --sidebar-bg: #1e293b;
  --sidebar-hover: #334155;
  --sidebar-active: #2563eb;
}

body {
  padding-top: var(--navbar-height);
  background: #f4f6f9;
  font-size: 0.93rem;
}

/* Sidebar fijo a la izquierda en desktop, offcanvas en mobile */
.sidebar {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  /* !important para ganarle a Bootstrap, que en ≥768px fuerza
     .offcanvas-md { background-color: transparent !important } */
  background: var(--sidebar-bg) !important;
  --bs-offcanvas-bg: var(--sidebar-bg);
  overflow-y: auto;
  z-index: 1030;
}
@media (max-width: 767.98px) {
  .sidebar { top: 0; }
}

.sidebar .nav-link {
  color: #f8fafc;
  font-weight: 500;
  padding: 0.65rem 1rem;
  border-radius: 0;
  border-left: 3px solid transparent;
}
.sidebar .nav-link i { width: 22px; opacity: 0.95; }
.sidebar .nav-link:hover {
  background: var(--sidebar-hover);
  color: #fff;
}
.sidebar .nav-link.active {
  background: var(--sidebar-active);
  color: #fff;
  font-weight: 500;
  border-left-color: #93c5fd;
}
/* Encabezado del panel en móvil (offcanvas) legible sobre el fondo oscuro */
.sidebar .offcanvas-header { color: #f8fafc; border-bottom: 1px solid rgba(255,255,255,.1); }
.sidebar .offcanvas-header .btn-close { filter: invert(1) grayscale(100%) brightness(200%); }

.main-content {
  margin-left: var(--sidebar-width);
  padding: 1.25rem;
}
@media (max-width: 767.98px) {
  .main-content { margin-left: 0; }
}

/* Colapsar el menú en desktop (botón en la barra superior) */
@media (min-width: 768px) {
  .sidebar      { transition: transform .2s ease; }
  .main-content { transition: margin-left .2s ease; }
  body.sidebar-collapsed .sidebar      { transform: translateX(-100%); }
  body.sidebar-collapsed .main-content { margin-left: 0; }
}

/* KPI cards */
.kpi-card { border-left: 4px solid var(--primary); }
.kpi-card .kpi-value { font-size: 1.6rem; font-weight: 600; }
.kpi-card .kpi-label { font-size: 0.85rem; color: #6b7280; }

/* KPI cards v2 — icono + valor + sparkline (reutilizable) */
.kpi2 { display: flex; flex-direction: column; gap: .5rem; }
.kpi2-top { display: flex; align-items: center; gap: .6rem; }
.kpi2-icon {
  width: 42px; height: 42px; flex: none;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.kpi2-label { font-size: .72rem; text-transform: uppercase; letter-spacing: .02em; color: #6b7280; line-height: 1.15; }
.kpi2-value { font-size: 1.4rem; font-weight: 600; line-height: 1.15; }
.kpi2-spark { height: 38px; }
.kpi2-spark canvas { width: 100% !important; }

/* Login */
.login-bg {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e3a8a 0%, #0d6efd 100%);
  padding-top: 0;
}
.login-card {
  width: 100%;
  max-width: 380px;
  border: none;
  border-radius: 0.75rem;
}
.login-logo {
  font-size: 2.5rem;
}

/* Tablas */
.table thead th { background: #f9fafb; font-weight: 600; font-size: 0.85rem; }
.table-actions a, .table-actions button { padding: 0.15rem 0.4rem; }

/* Página */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #e5e7eb;
}
.page-header h1 { font-size: 1.4rem; margin: 0; }