/* ============================================================
   Kogu Admin — shared design system.
   Loaded AFTER Bootstrap and each page's inline styles, so its
   equal-specificity rules win. Pure presentation: no selector in
   here is used by JavaScript.
   ============================================================ */
:root {
  --k-accent: #0057F9;
  --k-accent-ink: #0143bd;
  --k-ink: #0b1220;
  --k-mut: #5b6779;
  --k-border: #e6eaf2;
  --k-bg: #f4f6fb;
  --k-radius: 14px;
  --k-shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 8px 24px -12px rgba(16, 24, 40, .12);
}

body {
  background:
    radial-gradient(1100px 380px at 18% -8%, rgba(0, 87, 249, .07), transparent 60%),
    var(--k-bg);
  color: var(--k-ink);
}

.container { max-width: 1080px; padding: 1.5rem 1.25rem 4rem; }

/* ---- Page header ---- */
.k-head { display: flex; align-items: center; gap: .95rem; margin: 0 0 1.1rem; }
.k-head img, .app-logo { max-width: 118px !important; height: auto; }
.k-head h1 { font-size: 1.28rem; font-weight: 750; letter-spacing: -.01em; margin: 0; }
.k-head p { margin: 0; color: var(--k-mut); font-size: .875rem; }

/* ---- Section tabs ---- */
.k-tabs {
  position: sticky; top: .5rem; z-index: 50;
  display: flex; gap: 4px; padding: 4px; margin: 0 0 1.25rem;
  background: rgba(255, 255, 255, .88); backdrop-filter: blur(10px);
  border: 1px solid var(--k-border); border-radius: 12px;
  box-shadow: var(--k-shadow); overflow-x: auto;
}
.k-tabs button {
  appearance: none; border: 0; background: transparent;
  padding: .5rem .95rem; border-radius: 9px;
  font-weight: 600; font-size: .875rem; color: var(--k-mut);
  white-space: nowrap; cursor: pointer;
  transition: background .15s, color .15s;
}
.k-tabs button:hover { color: var(--k-ink); background: rgba(11, 18, 32, .05); }
.k-tabs button.on { background: var(--k-accent); color: #fff; box-shadow: 0 2px 8px rgba(0, 87, 249, .35); }

.k-pane { display: none; }
.k-pane.on { display: block; animation: kfade .18s ease; }
@keyframes kfade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* ---- Cards ---- */
.card {
  border: 1px solid var(--k-border);
  border-radius: var(--k-radius);
  box-shadow: var(--k-shadow);
  margin-bottom: 1.25rem;
  overflow: hidden;
}
.card-header { background: #fff; border-bottom: 1px solid var(--k-border); padding: .85rem 1.25rem; }
.card-header h2 {
  font-size: .78rem !important; font-weight: 750;
  letter-spacing: .07em; text-transform: uppercase; color: var(--k-mut);
}
.card-body { padding: 1.25rem; }
.card-footer { background: #fafbfe; border-top: 1px solid var(--k-border); }

/* ---- Buttons ---- */
.btn { border-radius: 10px; font-weight: 600; }
.btn-primary { background-color: var(--k-accent); border-color: var(--k-accent); }
.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
  background-color: var(--k-accent-ink) !important; border-color: var(--k-accent-ink) !important;
}
.btn-outline-primary { color: var(--k-accent); border-color: rgba(0, 87, 249, .45); }
.btn-outline-primary:hover { background-color: var(--k-accent); border-color: var(--k-accent); }
.btn-outline-secondary { color: var(--k-mut); border-color: #d4dbe7; }
.btn-outline-secondary:hover { background: #eef1f7; color: var(--k-ink); border-color: #c4cddd; }
.btn-warning { border-radius: 10px; }

/* ---- Forms ---- */
.form-control, .form-select { border-radius: 10px; border-color: #dbe2ee; }
.form-control:focus, .form-select:focus {
  border-color: var(--k-accent);
  box-shadow: 0 0 0 .18rem rgba(0, 87, 249, .13);
}
.form-check-input:checked { background-color: var(--k-accent); border-color: var(--k-accent); }
.form-check-input:focus { box-shadow: 0 0 0 .18rem rgba(0, 87, 249, .13); }
.form-text { color: var(--k-mut); }
.form-label { font-weight: 600; font-size: .875rem; }
hr { border-color: var(--k-border); opacity: 1; }

/* ---- Lists & tables ---- */
.list-group { border-radius: 12px; }
.list-group-item { border-color: var(--k-border); padding: .85rem 1.1rem; }
.list-group-item h5 { font-size: .95rem; font-weight: 650; }
.table thead th {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .05em;
  color: var(--k-mut); border-bottom-color: var(--k-border);
}
.table tbody tr:hover { background: #f7f9fd; }

/* ---- Badges: soft chips ---- */
.badge { border-radius: 999px; font-weight: 650; padding: .35em .72em; }
.badge.bg-primary { background: rgba(0, 87, 249, .12) !important; color: #0143bd !important; }
.badge.bg-secondary { background: rgba(91, 103, 121, .14) !important; color: #42506a !important; }
.badge.bg-success { background: rgba(34, 160, 107, .14) !important; color: #177a4e !important; }
.badge.bg-warning { background: rgba(245, 158, 11, .18) !important; color: #92600a !important; }
.badge.bg-danger { background: rgba(222, 54, 24, .12) !important; color: #b02a15 !important; }
.badge.bg-info { background: rgba(13, 172, 202, .14) !important; color: #0b7285 !important; }

/* ---- Alerts ---- */
.alert { border-radius: 12px; border: 1px solid transparent; }
.alert-warning { background: #fff7e8; border-color: #f3dfb6; color: #7a5104; }
.alert-secondary { background: #f2f4f9; border-color: var(--k-border); color: var(--k-mut); }

/* ---- Counts page stat tiles ---- */
.stat-tile {
  background: #f6f8fd; border: 1px solid var(--k-border);
  border-radius: 12px; padding: .8rem .5rem; text-align: center;
}
.stat-tile .num { font-size: 1.3rem; font-weight: 750; color: var(--k-accent); }
.stat-tile .lbl { font-size: .68rem; letter-spacing: .05em; text-transform: uppercase; color: var(--k-mut); }

/* ---- Device pairing code ---- */
.security-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.5rem; letter-spacing: .5rem; text-align: center;
  background: #f6f8fd; border: 1px dashed #c9d6f2; border-radius: 12px;
  padding: .9rem 0; margin: 1rem 0; color: var(--k-accent-ink);
}

/* ---- Sortable stockroom lists (index page) ---- */
.location-group { border: 1px solid var(--k-border); border-radius: 12px; }
.location-group-header { background: #f7f9fd; font-weight: 650; }
.sortable-item { border-bottom: 1px solid var(--k-border); }
.sortable-item:hover { background: #f7f9fd; }