/* =========================
   INVENTORY DEMO THEME
========================= */

:root {
  --bg: #f2f6ff;
  --bg-accent: radial-gradient(circle at 8% 0%, #e0ecff 0%, transparent 38%),
    radial-gradient(circle at 92% 8%, #dff7f2 0%, transparent 36%),
    linear-gradient(180deg, #f7f9ff 0%, #eef3fb 100%);
  --text: #0f172a;
  --muted: #5b6473;
  --card: rgba(255, 255, 255, 0.9);
  --card-border: rgba(148, 163, 184, 0.35);
  --card-shadow: 0 14px 28px rgba(15, 23, 42, 0.08);
  --brand: #0b1220;
  --brand-2: #0ea5e9;
  --ok: #0f766e;
  --warn: #b91c1c;
  --input-bg: #ffffff;
  --tab-bg: rgba(255, 255, 255, 0.92);
}

body.dark {
  --bg: #050913;
  --bg-accent: radial-gradient(circle at 12% 2%, rgba(56, 189, 248, 0.18) 0%, transparent 34%),
    radial-gradient(circle at 92% 0%, rgba(45, 212, 191, 0.12) 0%, transparent 30%),
    linear-gradient(180deg, #050913 0%, #070d18 100%);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --card: rgba(9, 14, 24, 0.9);
  --card-border: rgba(71, 85, 105, 0.75);
  --card-shadow: 0 18px 36px rgba(2, 6, 23, 0.45);
  --brand: #f8fafc;
  --brand-2: #38bdf8;
  --ok: #5eead4;
  --warn: #fca5a5;
  --input-bg: rgba(2, 6, 23, 0.85);
  --tab-bg: rgba(9, 14, 24, 0.88);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg-accent);
  color: var(--text);
  transition: background 0.25s ease, color 0.25s ease;
}

.navbar {
  background: var(--card) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border) !important;
}

.navbar-brand {
  color: var(--text) !important;
  letter-spacing: 0.02em;
}

.card,
.modal-content,
.table-responsive,
.nav-tabs {
  background: var(--card) !important;
  color: var(--text);
  border: 1px solid var(--card-border) !important;
  box-shadow: var(--card-shadow);
  border-radius: 16px !important;
}

.kpi {
  border-radius: 18px !important;
  position: relative;
  overflow: hidden;
}

.kpi::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(14, 165, 233, 0.14), transparent 55%);
  pointer-events: none;
}

.kpi .display-6 {
  font-size: 2rem;
}

.nav-tabs {
  border: 0 !important;
  background: var(--tab-bg) !important;
}

.nav-tabs .nav-link {
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 600;
}

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

.nav-tabs .nav-link.active {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

body.dark .nav-tabs .nav-link.active {
  color: #0b1220;
  background: var(--brand);
  border-color: var(--brand);
}

.form-control,
.form-select {
  background: var(--input-bg) !important;
  color: var(--text) !important;
  border: 1px solid var(--card-border) !important;
  border-radius: 12px;
}

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

.form-control:focus,
.form-select:focus {
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2) !important;
  border-color: var(--brand-2) !important;
}

.table {
  color: var(--text);
  margin-bottom: 0;
}

.table thead th {
  border-bottom: 1px solid var(--card-border);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.72rem;
  color: var(--muted);
}

.table tbody tr {
  border-color: rgba(148, 163, 184, 0.2);
}

.table tbody tr:hover {
  background: rgba(14, 165, 233, 0.08);
}

.btn {
  border-radius: 11px;
  font-weight: 600;
}

.btn-dark {
  background: var(--brand);
  color: #fff;
  border: 1px solid var(--brand);
}

.btn-dark:hover {
  filter: brightness(1.06);
}

body.dark .btn-dark {
  color: #0b1220;
}

.btn-outline-dark {
  border-color: var(--card-border);
  color: var(--text);
}

.btn-outline-dark:hover {
  background: rgba(14, 165, 233, 0.12);
  border-color: rgba(14, 165, 233, 0.35);
  color: var(--text);
}

.badge {
  background: rgba(14, 165, 233, 0.12) !important;
  border: 1px solid rgba(14, 165, 233, 0.3);
  color: var(--text) !important;
}

.chartWrap {
  min-height: 310px;
}

canvas {
  background: transparent !important;
}

body.dark .text-muted,
body.dark .small.text-muted,
body.dark .form-text {
  color: var(--muted) !important;
}

.modal-header,
.modal-footer {
  border-color: var(--card-border);
}

@media (max-width: 768px) {
  .display-6 {
    font-size: 1.55rem !important;
  }

  .nav-tabs {
    gap: 6px;
  }

  .nav-tabs .nav-link {
    font-size: 0.88rem;
    padding: 8px 12px;
  }
}