/* —— ERP app shell & tokens (applies to all _Layout pages) —— */
:root {
  --erp-page-bg: #e8ecf3;
  --erp-surface: #ffffff;
  --erp-nav-gradient: linear-gradient(135deg, #1e293b 0%, #0f172a 55%, #020617 100%);
  --erp-nav-border: rgba(255, 255, 255, 0.08);
  --erp-accent: #3b82f6;
  --erp-accent-ring: rgba(59, 130, 246, 0.35);
  --erp-radius: 0.5rem;
  --erp-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --erp-shadow-md: 0 4px 14px rgba(15, 23, 42, 0.08);
}

html {
  font-size: 14px;
  position: relative;
  min-height: 100%;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body.erp-app {
  margin-bottom: 0;
  background: var(--erp-page-bg);
  color: #1e293b;
}

.erp-content {
  max-width: 1600px;
  margin-left: auto;
  margin-right: auto;
}

.erp-content main[role="main"] {
  min-height: min(50vh, 24rem);
}

.erp-topnav {
  background: var(--erp-nav-gradient) !important;
  border-bottom: 1px solid var(--erp-nav-border);
  padding-top: 0.35rem;
  padding-bottom: 0.35rem;
}

.erp-topnav .navbar-brand {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.erp-topnav .nav-link {
  border-radius: 0.35rem;
  padding-left: 0.65rem !important;
  padding-right: 0.65rem !important;
}

.erp-topnav .nav-link:hover,
.erp-topnav .nav-link:focus {
  background: rgba(255, 255, 255, 0.06);
}

.erp-footer {
  background: var(--erp-surface);
  border-color: rgba(15, 23, 42, 0.08) !important;
  box-shadow: 0 -1px 0 rgba(15, 23, 42, 0.04);
}

.erp-footer a {
  color: #64748b;
  text-decoration: none;
}

.erp-footer a:hover {
  color: var(--erp-accent);
  text-decoration: underline;
}

/* Cards & clickable panels — shared rhythm */
.erp-app .card {
  border-radius: var(--erp-radius);
  border-color: rgba(15, 23, 42, 0.08);
  box-shadow: var(--erp-shadow-sm);
}

.erp-app a.card.card-body:hover,
.erp-app a.card:hover {
  box-shadow: var(--erp-shadow-md);
  border-color: rgba(59, 130, 246, 0.25);
  transform: translateY(-1px);
  transition: box-shadow 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.erp-app .table {
  --bs-table-bg: var(--erp-surface);
  border-radius: var(--erp-radius);
  overflow: hidden;
}

.erp-page-header .h3 {
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* Auth (login) */
.erp-auth-body {
  min-height: 100vh;
  background: var(--erp-nav-gradient);
  color: #e2e8f0;
}

.erp-auth-panel {
  max-width: 420px;
  width: 100%;
}

.erp-auth-card {
  border-radius: var(--erp-radius);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--erp-surface);
  box-shadow: var(--erp-shadow-md);
}

.erp-auth-brand {
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #f8fafc;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem var(--erp-accent-ring);
}

/* Full-width module map (navbar mega dropdown) */
.module-mega {
  max-height: min(85vh, 920px);
  overflow-y: auto;
  background: var(--bs-body-bg, #fff);
}

.navbar-dark .module-mega {
  background: #212529;
  color: #dee2e6;
}

.navbar-dark .module-mega .text-muted {
  color: #adb5bd !important;
}

.navbar-dark .module-mega .module-title {
  color: #ced4da;
}

.navbar-dark .module-mega .border-secondary-subtle {
  border-color: rgba(255, 255, 255, 0.12) !important;
}

.module-mega .module-block {
  margin-bottom: 1.1rem;
}

.module-mega .module-title {
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
  color: #6c757d;
  margin-bottom: 0.4rem;
}

.module-mega ul.module-links {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0;
}

.module-mega ul.module-links li {
  margin-bottom: 0.2rem;
  line-height: 1.35;
}

.module-mega a.module-link {
  text-decoration: none;
}

.navbar-dark .module-mega a.module-link {
  color: #9ec5fe;
}

.navbar-dark .module-mega a.module-link:hover {
  color: #cfe2ff;
  text-decoration: underline;
}

.module-mega a.module-link {
  color: #0d6efd;
}

.module-mega a.module-link:hover {
  text-decoration: underline;
}

@media (min-width: 1200px) {
  .module-mega-cols {
    min-height: 0;
  }
}

/* Operate mega menu: module blocks + icons; scroll contained inside panel (not the whole page). */
.module-mega.operate-mega {
  max-height: min(calc(100vh - 3.25rem), 900px);
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

.operate-mega .operate-module-head {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.operate-mega .operate-mod-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  flex-shrink: 0;
  font-size: 1.05rem;
  line-height: 1;
}

.operate-mega .module-links li {
  margin-bottom: 0.12rem;
  line-height: 1.3;
}

.operate-mega .module-block {
  margin-bottom: 0.85rem;
}

.operate-mega-cols {
  align-items: flex-start;
}