body {
    background-color: #f4f6f9;
}
.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.5px;
}
.app-card {
    background: #fff;
    border: 1px solid #e3e6ea;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.kpi-card {
    border-radius: 10px;
    padding: 20px;
    color: #fff;
}
.kpi-card .kpi-number {
    font-size: 2rem;
    font-weight: 700;
}
.kpi-card .kpi-label {
    font-size: 0.85rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.bg-kpi-1 { background: linear-gradient(135deg, #4e73df, #3a56b0); }
.bg-kpi-2 { background: linear-gradient(135deg, #1cc88a, #14a374); }
.bg-kpi-3 { background: linear-gradient(135deg, #f6c23e, #dda20a); }
.bg-kpi-4 { background: linear-gradient(135deg, #e74a3b, #be3022); }

.low-stock-row {
    background-color: #fff3cd !important;
}
.table-actions a {
    margin-right: 6px;
}
.badge-status {
    font-size: 0.75rem;
}

/* ==========================================================================
   Manufacturing ERP — Design System
   Enterprise operations UI. Cool neutral canvas, single confident accent,
   monospace treatment for technical data (part numbers, qty, dates, WO#).
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Surfaces */
  --bg: #F3F5F8;
  --surface: #FFFFFF;
  --surface-sunken: #F8F9FB;
  --border: #E3E6EC;
  --border-strong: #D2D6E0;

  /* Text */
  --text-primary: #14161C;
  --text-secondary: #5B6270;
  --text-muted: #8A90A0;

  /* Accent (brand: purple, from logo) */
  --accent: #f1783f;
  --accent-hover: #663F87;
  --accent-soft: #F1EBF7;
  --accent-soft-strong: #E1D3ED;

  /* Brand secondary colors, from logo */
  --brand-orange: #E36200;
  --brand-orange-soft: #FDEEE0;
  --brand-gold: #C9930A;
  --brand-gold-soft: #FBF1D8;
  --brand-teal: #00688B;
  --brand-teal-soft: #E0F0F5;

  /* Status (kept functional — red always means danger, regardless of brand) */
  --danger: #C4341F;
  --danger-soft: #FBEAE7;
  --warning: #C9930A;
  --warning-soft: #FBF1D8;
  --success: #1B8A57;
  --success-soft: #E5F5ED;
  --info: #00688B;
  --info-soft: #E0F0F5;
  --neutral-soft: #EEF0F3;

  /* Type */
  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;

  /* Radius / shadow */
  --radius-sm: 6px;
  --radius-md: 10px;
  --shadow-card: 0 2px 4px rgba(20, 22, 28, 0.06), 0 4px 14px rgba(20, 22, 28, 0.06);
  --shadow-raised: 0 8px 24px rgba(20, 22, 28, 0.12);
}

/* ---------- Base ---------- */
body {
  background-color: var(--bg);
  background-image:
    /* Purple orb — top left, with a highlight to read as glossy/3D */
    radial-gradient(circle at 30% 28%, rgba(255,255,255,0.55) 0%, rgba(122,79,160,0.42) 28%, rgba(122,79,160,0.16) 50%, transparent 68%),
    /* Teal orb — top right */
    radial-gradient(circle at 72% 25%, rgba(255,255,255,0.45) 0%, rgba(0,104,139,0.36) 26%, rgba(0,104,139,0.14) 48%, transparent 66%),
    /* Orange orb — bottom left */
    radial-gradient(circle at 22% 82%, rgba(255,255,255,0.40) 0%, rgba(227,98,0,0.34) 26%, rgba(227,98,0,0.13) 48%, transparent 66%),
    /* Gold orb — bottom right */
    radial-gradient(circle at 80% 85%, rgba(255,255,255,0.45) 0%, rgba(201,147,10,0.36) 26%, rgba(201,147,10,0.14) 48%, transparent 66%);
  background-repeat: no-repeat;
  background-size: 620px 620px, 560px 560px, 580px 580px, 540px 540px;
  background-position: top left, top right, bottom left, bottom right;
  background-attachment: fixed, fixed, fixed, fixed;
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

h4 { font-size: 20px; font-weight: 700; }
h5 { font-size: 15px; font-weight: 600; margin-bottom: 14px; }
h6 { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-secondary); }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* Technical data: part numbers, quantities, dates, WO/PO numbers */
.mono, td.mono, .mono-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  letter-spacing: -0.01em;
}

/* ---------- Sidebar (icon rail) ---------- */
.app-sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 84px;
  background: #171A21;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 0;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-brand {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 18px;
  margin-bottom: 22px;
  flex-shrink: 0;
}
.sidebar-brand:hover { color: #fff; opacity: 0.9; }

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  align-items: center;
  flex: 1;
}

.sidebar-link {
  width: 68px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 9px 4px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.sidebar-link i { font-size: 18px; }
.sidebar-link span { font-size: 10px; font-weight: 500; letter-spacing: 0.01em; text-align: center; line-height: 1.2; }

.sidebar-link:hover { color: #fff; background-color: rgba(255,255,255,0.07); }

.sidebar-link.active {
  color: #fff;
  background-color: rgba(122, 79, 160, 0.32);
}
.sidebar-link.active i { color: #C6A8E0; }

.sidebar-user { margin-top: 8px; width: 100%; display: flex; justify-content: center; }
.sidebar-user .dropdown-menu { min-width: 180px; }

/* ---------- Main / topbar ---------- */
.app-main { margin-left: 84px; min-height: 100vh; display: flex; flex-direction: column; }

.app-topbar {
  height: 60px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 90;
}
.app-topbar::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -3px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--brand-teal) 33%, var(--brand-orange) 66%, var(--brand-gold) 100%);
}

.topbar-title h1 { font-size: 17px; font-weight: 700; margin: 0; white-space: nowrap; }

.topbar-search {
  flex: 1;
  max-width: 360px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-sunken);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 7px 14px;
  color: var(--text-muted);
}
.topbar-search i { font-size: 13px; }
.topbar-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 13px;
  width: 100%;
  color: var(--text-secondary);
}
.topbar-search input::placeholder { color: var(--text-muted); }

.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 18px;
}

.topbar-org {
  font-size: 12.5px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-primary);
}
.topbar-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  flex-shrink: 0;
}
.topbar-username { font-size: 13px; font-weight: 500; color: var(--text-primary); }
.topbar-user .badge.bg-secondary {
  background: var(--neutral-soft) !important;
  color: var(--text-secondary) !important;
  font-weight: 500;
  font-size: 10.5px;
  text-transform: uppercase;
}

/* ---------- Page content ---------- */
.app-content {
  max-width: 1440px;
  width: 100%;
  padding-top: 24px !important;
  padding-bottom: 32px;
}

/* ---------- Footer ---------- */
.app-footer {
  color: var(--text-muted);
  font-size: 12.5px;
  text-align: center;
  padding: 20px 0 28px;
  margin-top: auto;
}

/* ---------- KPI cards ---------- */
.kpi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-primary);
  height: 100%;
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}
.kpi-card:hover {
  box-shadow: var(--shadow-raised);
  transform: translateY(-2px);
}

.kpi-icon {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  background: var(--kpi-soft, var(--accent-soft));
  color: var(--kpi-accent, var(--accent));
}

.kpi-body { display: flex; flex-direction: column; gap: 4px; min-width: 0; }

.kpi-card .kpi-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.kpi-card .kpi-number {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.bg-kpi-1 { --kpi-accent: var(--accent); --kpi-soft: var(--accent-soft); }
.bg-kpi-2 { --kpi-accent: var(--brand-teal); --kpi-soft: var(--brand-teal-soft); }
.bg-kpi-3 { --kpi-accent: var(--warning); --kpi-soft: var(--warning-soft); }
.bg-kpi-4 { --kpi-accent: var(--brand-orange); --kpi-soft: var(--brand-orange-soft); }

/* ---------- Cards ---------- */
.app-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.18s ease;
}
.app-card:hover { box-shadow: var(--shadow-raised); }

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 32px 16px;
  text-align: center;
}
.empty-state i {
  font-size: 26px;
  color: var(--border-strong);
}
.empty-state p { margin: 0; color: var(--text-muted); font-size: 13px; }

.app-card h5 {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.app-card h5 i { font-size: 15px; }
.app-card h5 .text-warning { color: var(--warning) !important; }
.app-card h5 .text-primary { color: var(--accent) !important; }

/* ---------- Tables ---------- */
.table {
  font-size: 13px;
  color: var(--text-primary);
  margin-bottom: 0;
}

.table > thead th {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #ffffff;
  border-bottom: none;
  padding: 10px 10px;
  background: var(--accent);
  white-space: nowrap;
}
.table > thead tr:first-child th:first-child { border-top-left-radius: var(--radius-sm); }
.table > thead tr:first-child th:last-child { border-top-right-radius: var(--radius-sm); }

.table > tbody td {
  padding: 10px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--text-primary);
}

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

/* Zebra striping: alternating white / light-grey rows */
.table > tbody tr:nth-child(odd) td { background-color: var(--surface); }
.table > tbody tr:nth-child(even) td { background-color: var(--surface-sunken); }
.table > tbody tr:hover td { background-color: var(--accent-soft); }

/* Part numbers / codes / quantities / dates render as data, not prose */
.table td:first-child { font-family: var(--font-mono); font-size: 12.5px; letter-spacing: -0.01em; }

.low-stock-row {
  background-color: transparent !important;
  border-left: 3px solid var(--danger);
}
.low-stock-row td:first-child { padding-left: 8px; }

.table-actions a,
.table-actions button {
  margin-right: 4px;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 !important;
  vertical-align: middle;
}
.table-actions form { display: inline-block; margin: 0; }

/* ---------- Badges / status pills ---------- */
.badge-status,
.table .badge {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  text-transform: capitalize;
  letter-spacing: 0.01em;
  padding: 4px 9px;
  border-radius: 20px;
}

.badge.bg-secondary { background: var(--neutral-soft) !important; color: var(--text-secondary) !important; }
.badge.bg-info { background: var(--info-soft) !important; color: var(--info) !important; }
.badge.bg-warning { background: var(--warning-soft) !important; color: var(--warning) !important; }
.badge.bg-success { background: var(--success-soft) !important; color: var(--success) !important; }
.badge.bg-danger { background: var(--danger-soft) !important; color: var(--danger) !important; }
.badge.bg-dark { background: #E9EAEE !important; color: var(--text-secondary) !important; }
.badge.text-bg-secondary { background: var(--neutral-soft) !important; color: var(--text-secondary) !important; }
.badge.text-bg-info { background: var(--info-soft) !important; color: var(--info) !important; }
.badge.text-bg-warning { background: var(--warning-soft) !important; color: var(--warning) !important; }
.badge.text-bg-success { background: var(--success-soft) !important; color: var(--success) !important; }
.badge.text-bg-danger { background: var(--danger-soft) !important; color: var(--danger) !important; }
.badge.text-bg-dark { background: #E9EAEE !important; color: var(--text-secondary) !important; }

/* ---------- Buttons ---------- */
.btn { font-size: 13px; font-weight: 500; border-radius: var(--radius-sm); padding: 7px 14px; }

.btn-primary {
  background-color: var(--accent);
  border-color: var(--accent);
}
.btn-primary:hover, .btn-primary:focus {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-outline-primary {
  color: var(--accent);
  border-color: var(--accent-soft-strong);
  background-color: var(--accent-soft);
}
.btn-outline-primary:hover {
  color: #fff;
  background-color: var(--accent);
  border-color: var(--accent);
}

.btn-outline-secondary {
  color: var(--text-secondary);
  border-color: var(--border-strong);
  background-color: var(--surface);
}
.btn-outline-secondary:hover {
  background-color: var(--surface-sunken);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.btn-sm { font-size: 12.5px; padding: 5px 11px; }

/* ---------- Forms ---------- */
.form-control, .form-select {
  font-size: 13.5px;
  border-color: var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
}
.form-control:focus, .form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-label { font-size: 12.5px; font-weight: 600; color: var(--text-secondary); margin-bottom: 5px; }

/* ---------- Alerts / flash messages ---------- */
.alert { border-radius: var(--radius-sm); border: 1px solid transparent; font-size: 13.5px; }
.alert-success { background: var(--success-soft); color: var(--success); border-color: transparent; }
.alert-danger { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.alert-warning { background: var(--warning-soft); color: var(--warning); border-color: transparent; }
.alert-info { background: var(--info-soft); color: var(--info); border-color: transparent; }

/* ---------- Footer ---------- */
footer {
  color: var(--text-muted) !important;
  font-size: 12.5px;
  border-top: 1px solid var(--border);
  padding-top: 24px !important;
}

/* ---------- Card header row (title + tag, e.g. "Live", "N shown") ---------- */
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.card-head h5 { padding: 0; margin: 0; border: none; display: flex; align-items: center; gap: 8px; }

.card-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--neutral-soft);
  padding: 4px 10px;
  border-radius: 20px;
  white-space: nowrap;
}
.card-tag-warning { color: var(--warning); background: var(--warning-soft); }

.live-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--success);
  margin-right: 5px;
  animation: pulse-dot 1.8s ease-in-out infinite;
}
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ---------- Stat hero (big headline number) ---------- */
.stat-hero-label { font-size: 12.5px; color: var(--text-secondary); margin-bottom: 6px; }
.stat-hero-number {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

/* ---------- Segmented proportion bar ---------- */
.segmented-bar {
  display: flex;
  width: 100%;
  height: 10px;
  border-radius: 20px;
  overflow: hidden;
  background: var(--neutral-soft);
}
.segment { height: 100%; transition: width 0.3s ease; }
.segment-healthy { background: var(--success); }
.segment-low { background: var(--danger); }

.segment-legend {
  display: flex;
  gap: 22px;
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--text-secondary);
}
.segment-legend strong { color: var(--text-primary); font-weight: 600; margin-left: 3px; }

.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.dot-healthy { background: var(--success); }
.dot-low { background: var(--danger); }
.dot-accent { background: var(--accent); }
.dot-info { background: var(--info); }

/* ---------- Indicator list (Performance Indicators style) ---------- */
.indicator-list { list-style: none; margin: 0; padding: 0; }
.indicator-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--text-secondary);
}
.indicator-list li:last-child { border-bottom: none; padding-bottom: 0; }
.indicator-list li strong {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

/* ---------- Table toolbar (bulk select / delete) ---------- */
.table-toolbar { padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.form-check-input { cursor: pointer; }
.form-check-input:checked { background-color: var(--accent); border-color: var(--accent); }
.btn-outline-danger {
  color: var(--danger);
  border-color: #F0CFC8;
  background-color: var(--danger-soft);
}
.btn-outline-danger:hover { background-color: var(--danger); border-color: var(--danger); color: #fff; }
.btn-outline-danger:disabled { opacity: 0.45; background-color: var(--surface-sunken); color: var(--text-muted); border-color: var(--border); }

/* Hard truncate — protects table layout even against long, unbroken
   strings (no spaces) that CSS word-wrap alone can't break. */
.truncate-cell {
  max-width: 220px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

/* ---------- Colored icon chips for card headers ---------- */
.icon-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  font-size: 13px;
  flex-shrink: 0;
}
.icon-chip-purple { background: var(--accent-soft); color: var(--accent); }
.icon-chip-warning { background: var(--warning-soft); color: var(--warning); }
.icon-chip-teal { background: var(--brand-teal-soft); color: var(--brand-teal); }
.icon-chip-orange { background: var(--brand-orange-soft); color: var(--brand-orange); }
.icon-chip-danger { background: var(--danger-soft); color: var(--danger); }

/* ---------- Empty states ---------- */
.text-muted { color: var(--text-muted) !important; font-size: 13px; }

/* ---------- Responsive ---------- */
@media (max-width: 767px) {
  .app-content { padding-left: 14px !important; padding-right: 14px !important; }
  .kpi-card .kpi-number { font-size: 24px; }

  .app-sidebar {
    width: 100%;
    height: 56px;
    flex-direction: row;
    top: 0; bottom: auto;
    padding: 0 10px;
    overflow-x: auto;
    overflow-y: hidden;
  }
  .sidebar-brand { margin-bottom: 0; margin-right: 10px; flex-shrink: 0; }
  .sidebar-nav { flex-direction: row; }
  .sidebar-link { width: auto; flex-direction: row; padding: 8px 10px; white-space: nowrap; }
  .sidebar-link span { display: none; }
  .sidebar-user { display: none; }

  .app-main { margin-left: 0; margin-top: 56px; }
  .app-topbar { flex-wrap: wrap; height: auto; padding: 10px 14px; gap: 10px; }
  .topbar-search { display: none; }
}