/* ============================================================
   EDI Platform — Premium SaaS Theme
   Overrides Bootstrap 5 defaults for a modern, polished UI
   ============================================================ */

/* ── Google Font Import ─────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Custom Properties (Design Tokens) ──────────────── */
:root {
  /* Primary palette */
  --color-primary: #4F46E5;
  --color-primary-hover: #4338CA;
  --color-primary-light: #EEF2FF;
  --color-primary-50: #EEF2FF;
  --color-primary-100: #E0E7FF;
  --color-primary-600: #4F46E5;
  --color-primary-700: #4338CA;
  --color-primary-800: #3730A3;

  /* Accent / success */
  --color-accent: #10B981;
  --color-accent-light: #ECFDF5;
  --color-accent-hover: #059669;

  /* Semantic */
  --color-success: #10B981;
  --color-success-light: #ECFDF5;
  --color-warning: #F59E0B;
  --color-warning-light: #FFFBEB;
  --color-error: #EF4444;
  --color-error-light: #FEF2F2;
  --color-info: #3B82F6;
  --color-info-light: #EFF6FF;

  /* Neutrals */
  --color-bg: #F8FAFC;
  --color-bg-card: #FFFFFF;
  --color-bg-sidebar: #FFFFFF;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;
  --color-text: #1E293B;
  --color-text-secondary: #64748B;
  --color-text-tertiary: #94A3B8;
  --color-text-muted: #94A3B8;

  /* Sidebar */
  --sidebar-width: 260px;
  --sidebar-bg: #FFFFFF;
  --sidebar-border: #E2E8F0;
  --sidebar-text: #475569;
  --sidebar-text-active: #4F46E5;
  --sidebar-active-bg: #EEF2FF;
  --sidebar-hover-bg: #F8FAFC;
  --sidebar-section-label: #94A3B8;

  /* Top bar */
  --topbar-height: 64px;
  --topbar-bg: #FFFFFF;
  --topbar-border: #E2E8F0;

  /* Spacing */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

/* ── Dark Mode Tokens ───────────────────────────────────── */
[data-theme="dark"] {
  --color-bg: #0F172A;
  --color-bg-card: #1E293B;
  --color-bg-sidebar: #1E293B;
  --color-border: #334155;
  --color-border-light: #1E293B;
  --color-text: #F1F5F9;
  --color-text-secondary: #94A3B8;
  --color-text-tertiary: #64748B;
  --color-text-muted: #64748B;

  --sidebar-bg: #1E293B;
  --sidebar-border: #334155;
  --sidebar-text: #94A3B8;
  --sidebar-text-active: #818CF8;
  --sidebar-active-bg: rgba(79, 70, 229, 0.15);
  --sidebar-hover-bg: #334155;
  --sidebar-section-label: #64748B;

  --topbar-bg: #1E293B;
  --topbar-border: #334155;

  --color-primary-light: rgba(79, 70, 229, 0.15);
  --color-accent-light: rgba(16, 185, 129, 0.15);
  --color-success-light: rgba(16, 185, 129, 0.15);
  --color-warning-light: rgba(245, 158, 11, 0.15);
  --color-error-light: rgba(239, 68, 68, 0.15);
  --color-info-light: rgba(59, 130, 246, 0.15);
}

/* ── Base Reset & Typography ────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--color-primary-hover);
}

code {
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
  font-size: 0.85em;
  padding: 0.15em 0.4em;
  background: var(--color-border-light);
  border-radius: 4px;
  color: var(--color-primary-700);
}

pre code {
  padding: 0;
  background: none;
}

small, .small {
  font-size: 0.8125rem;
}

.text-muted {
  color: var(--color-text-secondary) !important;
}

/* ── Layout: App Shell ──────────────────────────────────── */
.edi-app {
  display: flex;
  min-height: 100vh;
}

.edi-sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1040;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform var(--transition-slow);
}

.edi-sidebar::-webkit-scrollbar {
  width: 4px;
}
.edi-sidebar::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

.edi-main {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-width: 0;
  width: calc(100% - var(--sidebar-width));
}

.edi-topbar {
  height: var(--topbar-height);
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--topbar-border);
  display: flex;
  align-items: center;
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 1030;
  gap: 1rem;
}

.edi-content {
  flex: 1;
  padding: 2rem;
  max-width: 1400px;
}

/* ── Sidebar Components ─────────────────────────────────── */
.sidebar-logo {
  padding: 1.25rem 1.25rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--sidebar-border);
  margin-bottom: 0.5rem;
  flex-shrink: 0;
}

.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), #7C3AED);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.sidebar-logo-text {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.sidebar-logo-version {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-text-tertiary);
}

.sidebar-section {
  padding: 0 0.75rem;
  margin-bottom: 0.25rem;
}

.sidebar-section-label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sidebar-section-label);
  padding: 1rem 0.75rem 0.4rem;
}

.sidebar-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-nav-item {
  margin: 1px 0;
}

.sidebar-nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--sidebar-text);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
  position: relative;
}

.sidebar-nav-link:hover {
  background: var(--sidebar-hover-bg);
  color: var(--color-text);
}

.sidebar-nav-link.active {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-text-active);
  font-weight: 600;
}

.sidebar-nav-link.active::before {
  content: '';
  position: absolute;
  left: -0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--color-primary);
  border-radius: 0 3px 3px 0;
}

.sidebar-nav-link i,
.sidebar-nav-link svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

.sidebar-nav-link.active i,
.sidebar-nav-link.active svg {
  opacity: 1;
}

.sidebar-nav-link .nav-badge {
  margin-left: auto;
  font-size: 0.7rem;
  padding: 0.1em 0.5em;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.sidebar-divider {
  height: 1px;
  background: var(--sidebar-border);
  margin: 0.5rem 1rem;
}

.sidebar-footer {
  margin-top: auto;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}

.sidebar-collapse-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  border: none;
  background: none;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--sidebar-text);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar-collapse-toggle:hover {
  background: var(--sidebar-hover-bg);
  color: var(--color-text);
}

.sidebar-collapse-toggle[aria-expanded="true"] .collapse-chevron {
  transform: rotate(180deg);
}

.collapse-chevron {
  transition: transform var(--transition-fast);
  width: 16px;
  height: 16px;
  opacity: 0.5;
}

.sidebar-sub-nav {
  padding-left: 0.5rem;
}

.sidebar-sub-nav .sidebar-nav-link {
  padding-left: 2.4rem;
  font-size: 0.8125rem;
}

/* ── Top Bar Components ─────────────────────────────────── */
.topbar-search {
  position: relative;
  flex: 0 1 360px;
}

.topbar-search input {
  width: 100%;
  padding: 0.5rem 0.75rem 0.5rem 2.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  font-size: 0.85rem;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.topbar-search input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
  background: var(--color-bg-card);
}

.topbar-search input::placeholder {
  color: var(--color-text-tertiary);
}

.topbar-search-icon {
  position: absolute;
  left: 0.7rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
  pointer-events: none;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.topbar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: none;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.topbar-btn:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.topbar-btn .notification-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background: var(--color-error);
  border-radius: 50%;
  border: 2px solid var(--topbar-bg);
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-left: 0.5rem;
  border: none;
  background: none;
  color: var(--color-text);
}

.topbar-user:hover {
  background: var(--color-bg);
}

.topbar-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), #7C3AED);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

.topbar-user-name {
  font-size: 0.85rem;
  font-weight: 500;
}

/* ── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  /* Only KPI / interactive cards get the lift, not all cards */
}

.card-header {
  background: var(--color-bg-card) !important;
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 1.25rem;
  font-weight: 600;
}

.card-body {
  padding: 1.25rem;
}

.card-footer {
  background: var(--color-bg-card) !important;
  border-top: 1px solid var(--color-border);
  padding: 0.75rem 1.25rem;
}

/* ── KPI Cards ──────────────────────────────────────────── */
.kpi-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  padding: 1.5rem;
  transition: all var(--transition-base);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.kpi-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: transparent;
}

.kpi-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.kpi-card-icon.indigo { background: var(--color-primary-light); color: var(--color-primary); }
.kpi-card-icon.emerald { background: var(--color-accent-light); color: var(--color-accent); }
.kpi-card-icon.blue { background: var(--color-info-light); color: var(--color-info); }
.kpi-card-icon.amber { background: var(--color-warning-light); color: var(--color-warning); }
.kpi-card-icon.red { background: var(--color-error-light); color: var(--color-error); }

.kpi-card-value {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.25rem;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.kpi-card-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

/* ── Badges ─────────────────────────────────────────────── */
.badge {
  font-weight: 600;
  font-size: 0.7rem;
  padding: 0.3em 0.65em;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge.bg-success,
.badge-success {
  background: var(--color-success-light) !important;
  color: var(--color-success) !important;
}

.badge.bg-danger,
.badge-error {
  background: var(--color-error-light) !important;
  color: var(--color-error) !important;
}

.badge.bg-warning,
.badge-warning {
  background: var(--color-warning-light) !important;
  color: var(--color-warning) !important;
}

.badge.bg-info,
.badge-info {
  background: var(--color-info-light) !important;
  color: var(--color-info) !important;
}

.badge.bg-primary,
.badge-primary {
  background: var(--color-primary-light) !important;
  color: var(--color-primary) !important;
}

.badge.bg-secondary,
.badge-secondary {
  background: var(--color-border-light) !important;
  color: var(--color-text-secondary) !important;
}

.badge.bg-light {
  background: var(--color-border-light) !important;
  color: var(--color-text-secondary) !important;
}

/* Status dot badges */
.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 500;
}

.status-dot::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.success::before { background: var(--color-success); }
.status-dot.error::before { background: var(--color-error); }
.status-dot.warning::before { background: var(--color-warning); }
.status-dot.info::before { background: var(--color-info); }
.status-dot.neutral::before { background: var(--color-text-tertiary); }

/* ── Tables ─────────────────────────────────────────────── */
.table {
  --bs-table-bg: transparent;
  --bs-table-hover-bg: var(--color-bg);
  color: var(--color-text);
  font-size: 0.875rem;
}

.table > thead > tr > th {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  white-space: nowrap;
}

.table > tbody > tr > td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: middle;
}

.table > tbody > tr:last-child > td {
  border-bottom: none;
}

.table > tbody > tr:hover > td {
  background: var(--color-bg);
}

.table-secondary > td {
  opacity: 0.6;
}

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  font-family: inherit;
  font-weight: 500;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  padding: 0.5rem 1rem;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  color: white !important;
  box-shadow: 0 1px 2px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
  background: var(--color-primary-hover) !important;
  border-color: var(--color-primary-hover) !important;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
  transform: translateY(-1px);
}

.btn-success {
  background: var(--color-accent) !important;
  border-color: var(--color-accent) !important;
  color: white !important;
}

.btn-success:hover {
  background: var(--color-accent-hover) !important;
  border-color: var(--color-accent-hover) !important;
}

.btn-outline-primary {
  color: var(--color-primary) !important;
  border-color: var(--color-border) !important;
  background: transparent !important;
}

.btn-outline-primary:hover {
  background: var(--color-primary-light) !important;
  border-color: var(--color-primary) !important;
}

.btn-outline-secondary {
  color: var(--color-text-secondary) !important;
  border-color: var(--color-border) !important;
  background: transparent !important;
}

.btn-outline-secondary:hover {
  background: var(--color-bg) !important;
  color: var(--color-text) !important;
  border-color: var(--color-text-tertiary) !important;
}

.btn-outline-success {
  color: var(--color-accent) !important;
  border-color: var(--color-border) !important;
  background: transparent !important;
}

.btn-outline-success:hover {
  background: var(--color-accent-light) !important;
  border-color: var(--color-accent) !important;
}

.btn-outline-danger {
  color: var(--color-error) !important;
  border-color: var(--color-border) !important;
  background: transparent !important;
}

.btn-outline-danger:hover {
  background: var(--color-error-light) !important;
  border-color: var(--color-error) !important;
}

.btn-sm {
  font-size: 0.78rem;
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
}

.btn-group .btn {
  border-radius: 6px;
}

/* ── Forms ──────────────────────────────────────────────── */
.form-control,
.form-select {
  font-family: inherit;
  font-size: 0.875rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.85rem;
  background: var(--color-bg-card);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
  outline: none;
}

.form-control::placeholder {
  color: var(--color-text-tertiary);
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.35rem;
}

.form-text {
  font-size: 0.78rem;
  color: var(--color-text-tertiary);
}

.form-check-input:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
  border-color: var(--color-primary);
}

.form-select-sm,
.form-control-sm {
  font-size: 0.8rem;
  padding: 0.35rem 0.65rem;
}

/* ── Alerts / Toasts ────────────────────────────────────── */
.alert {
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.15rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-left: 4px solid;
  box-shadow: var(--shadow-sm);
}

.alert-success {
  background: var(--color-success-light);
  border-left-color: var(--color-success);
  color: #065F46;
}

.alert-danger {
  background: var(--color-error-light);
  border-left-color: var(--color-error);
  color: #991B1B;
}

.alert-warning {
  background: var(--color-warning-light);
  border-left-color: var(--color-warning);
  color: #92400E;
}

.alert-info {
  background: var(--color-info-light);
  border-left-color: var(--color-info);
  color: #1E40AF;
}

.alert .btn-close {
  font-size: 0.7rem;
  opacity: 0.5;
}

/* ── Filter Bar ─────────────────────────────────────────── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding: 0.75rem 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.filter-bar .form-select {
  min-width: 150px;
  max-width: 200px;
}

/* ── Page Header ────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-header h2 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-header-count {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25em 0.65em;
  border-radius: var(--radius-full);
  background: var(--color-border-light);
  color: var(--color-text-secondary);
  margin-left: 0.5rem;
}

/* ── Quick Action Cards ─────────────────────────────────── */
.action-card {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  text-decoration: none;
  color: var(--color-text);
}

.action-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  color: var(--color-text);
}

.action-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.action-card-text h6 {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 600;
}

.action-card-text p {
  margin: 0;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

/* ── System Status ──────────────────────────────────────── */
.system-status-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--color-border-light);
}

.system-status-item:last-child {
  border-bottom: none;
}

/* ── Pagination ─────────────────────────────────────────── */
.pagination {
  gap: 0.25rem;
}

.page-link {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm) !important;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.4rem 0.85rem;
  transition: all var(--transition-fast);
}

.page-link:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.page-item.active .page-link {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.page-item.disabled .page-link {
  background: var(--color-bg);
  color: var(--color-text-tertiary);
  border-color: var(--color-border);
}

/* ── Breadcrumbs ────────────────────────────────────────── */
.breadcrumb {
  font-size: 0.8125rem;
  margin-bottom: 0.5rem;
}

.breadcrumb-item a {
  color: var(--color-text-secondary);
}

.breadcrumb-item.active {
  color: var(--color-text);
}

/* ── Dropdown ───────────────────────────────────────────── */
.dropdown-menu {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  padding: 0.35rem;
  background: var(--color-bg-card);
  min-width: 180px;
}

.dropdown-item {
  border-radius: 6px;
  padding: 0.45rem 0.75rem;
  font-size: 0.85rem;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--color-bg);
}

.dropdown-divider {
  border-color: var(--color-border);
  margin: 0.25rem 0;
}

/* ── List Groups ────────────────────────────────────────── */
.list-group-item {
  border-color: var(--color-border-light);
  color: var(--color-text);
  background: transparent;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
}

/* ── Modal ──────────────────────────────────────────────── */
.modal-content {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  background: var(--color-bg-card);
}

.modal-header {
  border-bottom: 1px solid var(--color-border);
  padding: 1.25rem 1.5rem;
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  border-top: 1px solid var(--color-border);
  padding: 1rem 1.5rem;
}

/* ── JSON Editor (preserve existing) ────────────────────── */
.json-editor-wrapper {
  border: 1px solid var(--color-border) !important;
  border-radius: var(--radius-sm) !important;
  overflow: hidden;
}

.json-editor-toolbar {
  background: var(--color-bg) !important;
  border-bottom: 1px solid var(--color-border) !important;
  padding: 0.35rem 0.5rem;
}

.json-editor-textarea {
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', monospace !important;
  font-size: 0.82rem !important;
  line-height: 1.6 !important;
  background: #0F172A !important;
  color: #E2E8F0 !important;
  border: none !important;
  border-radius: 0 !important;
  padding: 1rem !important;
}

/* ── Empty States ───────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
}

.empty-state-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: var(--color-text-tertiary);
}

.empty-state h5 {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.empty-state p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  max-width: 360px;
  margin: 0 auto;
}

/* ── Dark Mode Toggle ───────────────────────────────────── */
.theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.4rem 0;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  background: none;
  border: none;
  width: 100%;
}

.theme-toggle:hover {
  color: var(--color-text);
}

.theme-toggle-icon {
  width: 18px;
  height: 18px;
}

/* ── Login Page ─────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #EEF2FF 0%, #F8FAFC 50%, #ECFDF5 100%);
  padding: 2rem;
}

[data-theme="dark"] .login-page {
  background: linear-gradient(135deg, #1E1B4B 0%, #0F172A 50%, #064E3B 100%);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 2.5rem;
}

.login-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.login-logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), #7C3AED);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.login-logo h3 {
  margin: 0;
  font-size: 1.25rem;
  text-align: center;
}

.login-logo p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* ── Animations ─────────────────────────────────────────── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.fade-in {
  animation: fadeIn var(--transition-slow) ease;
}

.fade-in-up {
  animation: fadeInUp var(--transition-slow) ease;
}

/* Stagger for dashboard cards */
.stagger-1 { animation-delay: 0ms; }
.stagger-2 { animation-delay: 50ms; }
.stagger-3 { animation-delay: 100ms; }
.stagger-4 { animation-delay: 150ms; }

/* ── Utility ────────────────────────────────────────────── */
.gap-3 { gap: 1rem !important; }
.rounded-lg { border-radius: var(--radius-md) !important; }

.bg-primary-soft { background: var(--color-primary-light); }
.bg-success-soft { background: var(--color-success-light); }
.bg-warning-soft { background: var(--color-warning-light); }
.bg-danger-soft { background: var(--color-error-light); }
.bg-info-soft { background: var(--color-info-light); }

.text-primary { color: var(--color-primary) !important; }
.text-success { color: var(--color-success) !important; }
.text-danger { color: var(--color-error) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-info { color: var(--color-info) !important; }

.border-primary { border-color: var(--color-primary) !important; }

.fw-semibold { font-weight: 600; }

/* Description list refinements */
dl.row dt {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

dl.row dd {
  font-size: 0.875rem;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 991.98px) {
  .edi-sidebar {
    transform: translateX(-100%);
  }

  .edi-sidebar.show {
    transform: translateX(0);
  }

  .edi-main {
    margin-left: 0;
    width: 100%;
  }

  .edi-content {
    padding: 1.25rem;
  }

  .mobile-menu-btn {
    display: flex !important;
  }
}

@media (min-width: 992px) {
  .mobile-menu-btn {
    display: none !important;
  }
}

/* ── Pre / Code Blocks (Detail Pages) ───────────────────── */
pre {
  background: var(--color-bg) !important;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1rem;
  font-size: 0.82rem;
}

[data-theme="dark"] pre {
  background: #0F172A !important;
}

/* ── Tabs ───────────────────────────────────────────────── */
.nav-tabs {
  border-bottom: 1px solid var(--color-border);
}

.nav-tabs .nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.75rem 1rem;
  transition: all var(--transition-fast);
}

.nav-tabs .nav-link:hover {
  color: var(--color-text);
  border-bottom-color: var(--color-border);
}

.nav-tabs .nav-link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: transparent;
}

/* ── Horizontal Rule ────────────────────────────────────── */
hr {
  border-color: var(--color-border);
  opacity: 1;
}

/* ── Selection ──────────────────────────────────────────── */
::selection {
  background: rgba(79, 70, 229, 0.15);
  color: inherit;
}

/* ═══════════════════════════════════════════════════════════
   Visual Translator Editor
   ═══════════════════════════════════════════════════════════ */

/* 3-Column Grid Layout */
.visual-translator-container {
  display: grid;
  grid-template-columns: 220px 1fr 220px;
  gap: 0.75rem;
  min-height: 280px;
}
@media (max-width: 1199px) { .visual-translator-container { grid-template-columns: 200px 1fr 200px; } }
@media (max-width: 991px)  { .visual-translator-container { grid-template-columns: 1fr; } }

/* Panels */
.vt-panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.vt-panel-header {
  padding: 0.55rem 0.8rem;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.vt-panel-body {
  padding: 0.6rem;
  overflow-y: auto;
  flex: 1;
  max-height: 480px;
}

/* Segment Groups */
.vt-segment-group {
  margin-bottom: 0.6rem;
}
.vt-segment-group:last-child {
  margin-bottom: 0;
}
.vt-segment-header {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
}
.vt-segment-code {
  color: var(--color-primary);
  font-weight: 800;
}
.vt-segment-count {
  margin-left: auto;
  font-size: 0.6rem;
  padding: 0.08rem 0.35rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-card);
  color: var(--color-text-tertiary);
  font-weight: 600;
}
.vt-segment-body {
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  padding: 0.3rem;
  background: var(--color-bg-card);
}

/* Rule Rows */
.vt-rule-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.45rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  margin-bottom: 0.1rem;
  background: var(--color-bg-card);
  transition: all 0.18s ease;
  font-size: 0.76rem;
  cursor: default;
}
.vt-rule-row:last-child {
  margin-bottom: 0;
}
.vt-rule-row:hover,
.vt-rule-row.hl-active {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  box-shadow: 0 1px 4px rgba(79, 70, 229, 0.1);
}
.vt-rule-target {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.73rem;
  flex: 1;
  word-break: break-all;
}
.vt-rule-arrow {
  color: var(--color-text-tertiary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
}
.vt-rule-source {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  color: var(--color-accent);
  font-size: 0.73rem;
  flex: 1;
  word-break: break-all;
  text-align: right;
}

/* Tree */
.vt-tree-root > .vt-tree-node { padding-left: 0; }
.vt-tree-node {
  padding: 0.08rem 0;
  padding-left: 1rem;
  position: relative;
}
.vt-tree-node::before {
  content: '';
  position: absolute;
  left: 0.25rem;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--color-border);
}
.vt-tree-node:last-child::before { bottom: 50%; }
.vt-tree-node::after {
  content: '';
  position: absolute;
  left: 0.25rem;
  top: 0.6rem;
  width: 0.5rem;
  height: 1px;
  background: var(--color-border);
}
.vt-tree-root > .vt-tree-node::before,
.vt-tree-root > .vt-tree-node::after { display: none; }

.vt-tree-leaf {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.74rem;
  color: var(--color-text-secondary);
  transition: all 0.18s ease;
  cursor: default;
}
.vt-tree-leaf:hover {
  background: rgba(16, 185, 129, 0.08);
  color: var(--color-text);
}
.vt-tree-leaf.hl-source {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.15);
}
.vt-tree-leaf.hl-target {
  background: var(--color-primary-light);
  color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.12);
}

.vt-tree-group-label {
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.76rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-bottom: 0.05rem;
}
.vt-tree-arr-badge {
  display: inline-flex;
  align-items: center;
  padding: 0 0.25rem;
  border-radius: 3px;
  font-size: 0.58rem;
  font-weight: 700;
  background: var(--color-warning-light);
  color: var(--color-warning);
  line-height: 1.4;
}

/* Condition Badge */
.vt-condition-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.08rem 0.35rem;
  border-radius: 3px;
  font-size: 0.6rem;
  font-weight: 500;
  background: var(--color-info-light);
  color: var(--color-info);
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

/* Element Reference */
.vt-element-ref {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.73rem;
}

/* Stats Bar */
.vt-stats-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.6rem;
  margin-bottom: 0.6rem;
  font-size: 0.72rem;
  color: var(--color-text-tertiary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.vt-stats-bar:empty {
  display: none;
}
.vt-stat {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.vt-stat-sep {
  opacity: 0.3;
}
.vt-stat-format {
  margin-left: auto;
  font-weight: 600;
  color: var(--color-primary);
}

/* Empty States */
.vt-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 1rem;
  color: var(--color-text-tertiary);
  text-align: center;
  gap: 0.5rem;
  font-size: 0.82rem;
}
.vt-empty.vt-error {
  color: var(--color-error);
}
.vt-empty code {
  font-size: 0.72rem;
  opacity: 0.8;
}
.vt-empty-panel {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 1rem;
  color: var(--color-text-tertiary);
  font-size: 0.78rem;
}

/* Translator Tabs */
.vt-tabs {
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 1rem;
}
.vt-tabs .nav-link {
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}
.vt-tabs .nav-link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: transparent;
}

/* Editor Wrapper */
.vt-editor-wrapper {
  min-height: 100px;
}

/* ═══════════════════════════════════════════════════════════
   Writer Config Editor
   ═══════════════════════════════════════════════════════════ */

.wce-tab {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-card);
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: all var(--transition-fast);
}
.wce-tab:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.wce-tab.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.wce-tab:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* CSV column table */
.csv-column-table-wrap .table {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.csv-column-table-wrap .table thead th {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-tertiary);
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--color-border);
}
.csv-column-table-wrap .table tbody tr:hover {
  background: var(--color-primary-light);
}
.csv-column-table-wrap .table td {
  padding: 0.3rem 0.5rem;
  vertical-align: middle;
}

/* CSV preview */
.csv-preview-wrap pre,
.json-preview-wrap pre,
.xml-preview-wrap pre {
  border: 1px solid rgba(255,255,255,0.06) !important;
}

/* XML element mapping table — reuse CSV table styling */
.xml-element-table-wrap .table {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.xml-element-table-wrap .table thead th {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-tertiary);
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--color-border);
}
.xml-element-table-wrap .table tbody tr:hover {
  background: var(--color-primary-light);
}
.xml-element-table-wrap .table td {
  padding: 0.3rem 0.5rem;
  vertical-align: middle;
}