/* SHARED CSS FOR UNIT 2 WAREHOUSE OPERATIONS DASHBOARD */

:root {
  --b: #1B609D;
  --bl: #2a7dc8;
  --bd: #134a7a;
  --bg: #0d1117;
  --s1: #161b22;
  --s2: #1e252f;
  --s3: #252d38;
  --border: rgba(255, 255, 255, 0.07);
  --text: #e6edf3;
  --muted: #7d8590;
  --dim: #484f58;
  --ok: #3fb950;
  --warn: #e3b341;
  --err: #f85149;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
}

button {
  cursor: pointer;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

select {
  appearance: none;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

input,
textarea {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

/* NAV */
#nav {
  background: #0d1117;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 0 16px;
  display: flex;
  align-items: center;
  gap: 0;
  height: 38px;
  flex-shrink: 0;
}

.nav-brand {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  padding-right: 20px;
  border-right: 1px solid var(--border);
  margin-right: 4px;
  white-space: nowrap;
}

.nav-link {
  padding: 0 14px;
  height: 38px;
  display: flex;
  align-items: center;
  font-size: 11px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
  white-space: nowrap;
}

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

.nav-link.active {
  color: var(--bl);
  border-bottom-color: var(--b);
  background: rgba(27, 96, 157, 0.1);
}

/* NAV ICON */
.nav-icon {
  font-size: 12px;
  margin-right: 5px;
  opacity: 0.6;
  display: inline-block;
  line-height: 1;
}

.nav-link.active .nav-icon {
  opacity: 1;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--s2);
  color: var(--text);
  font-size: 11px;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.15s;
}

.btn:hover {
  border-color: var(--b);
  color: var(--b);
}

.btn-primary {
  background: var(--b);
  border-color: var(--b);
  color: #fff;
}

.btn-primary:hover {
  background: var(--bl);
  border-color: var(--bl);
  color: #fff;
}

.btn-danger {
  border-color: rgba(248, 81, 73, 0.4);
  color: var(--err);
}

.btn-danger:hover {
  background: rgba(248, 81, 73, 0.1);
}

.btn-warn {
  border-color: rgba(227, 179, 65, 0.3);
  color: var(--warn);
}

.btn-warn:hover {
  background: rgba(227, 179, 65, 0.08);
}

/* MODAL & OVERLAY */
.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 200;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.overlay.open {
  display: flex;
}

.modal {
  background: var(--s1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  width: 400px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
}

.modal-title {
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.modal-footer {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

/* FORMS */
.form-group {
  margin-bottom: 12px;
}

.form-label {
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 5px;
  display: block;
}

.form-input {
  width: 100%;
  background: var(--s2);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 12px;
  outline: none;
}

.form-input:focus {
  border-color: var(--b);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}

/* DAY TABS */
.day-tabs {
  display: flex;
  gap: 2px;
  background: var(--s2);
  padding: 3px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.day-tab {
  padding: 4px 10px;
  border-radius: 5px;
  font-size: 11px;
  color: var(--muted);
  border: none;
  background: transparent;
  transition: all 0.15s;
}

.day-tab.active {
  background: var(--b);
  color: #fff;
}

/* SCROLLBAR & ANIMATIONS */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
}

/* KPI CARDS */
.kpi-card {
  background: var(--s2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
}

.kpi-label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 4px;
}

.kpi-value {
  font-size: 22px;
  font-weight: 700;
}

.kpi-sub {
  font-size: 11px;
  color: var(--dim);
  margin-top: 3px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* KPI STATUS VARIANTS */
.kpi-card.status-ok {
  border-color: rgba(63, 185, 80, 0.35);
  background: rgba(63, 185, 80, 0.04);
}

.kpi-card.status-warn {
  border-color: rgba(227, 179, 65, 0.4);
  background: rgba(227, 179, 65, 0.05);
}

.kpi-card.status-err {
  border-color: rgba(248, 81, 73, 0.4);
  background: rgba(248, 81, 73, 0.05);
}

.kpi-value.status-ok  { color: var(--ok); }
.kpi-value.status-warn { color: var(--warn); }
.kpi-value.status-err  { color: var(--err); }

/* STATUS DOT inside KPI label row */
.kpi-status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-left: 5px;
  vertical-align: middle;
  flex-shrink: 0;
}

.kpi-status-dot.ok   { background: var(--ok); box-shadow: 0 0 4px var(--ok); }
.kpi-status-dot.warn { background: var(--warn); box-shadow: 0 0 4px var(--warn); }
.kpi-status-dot.err  { background: var(--err); box-shadow: 0 0 4px var(--err); }

/* STAFF COMPONENTS */
.staff-row {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 7px;
  border-radius: 7px;
  margin-bottom: 2px;
  border: 1px solid transparent;
  position: relative;
  transition: all 0.15s;
}

.staff-row:hover {
  background: rgba(255, 255, 255, 0.03);
}

.staff-row:hover .staff-acts {
  opacity: 1;
}

.staff-row.absent {
  border-color: rgba(248, 81, 73, 0.15);
  background: rgba(248, 81, 73, 0.06);
}

.avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 600;
  flex-shrink: 0;
}

.abs-badge {
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(248, 81, 73, 0.15);
  color: var(--err);
  border: 1px solid rgba(248, 81, 73, 0.2);
  flex-shrink: 0;
}

.staff-acts {
  display: flex;
  gap: 3px;
  opacity: 0;
  transition: opacity 0.15s;
}

.icon-btn {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--s3);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
}

.icon-btn:hover {
  border-color: var(--b);
  color: var(--b);
}

.icon-del:hover {
  border-color: var(--err);
  color: var(--err);
}

/* SEARCH */
.search-wrap {
  padding: 7px 12px;
  border-bottom: 1px solid var(--border);
}

.search-input {
  width: 100%;
  background: var(--s2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 8px;
  color: var(--text);
  font-size: 11px;
  outline: none;
}

.search-input:focus {
  border-color: var(--b);
}

/* SECTION LABELS */
.sec-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
}

/* PROGRESS TRACK */
.prog-track {
  height: 3px;
  background: var(--s3);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 2px;
}

.prog-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.4s ease;
}

/* SIDEBAR HEADER */
.sidebar-hdr {
  padding: 12px 14px 8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

/* When a page sets --dept, the sidebar section label picks it up */
.sidebar-hdr .sec-label {
  color: var(--dept, var(--muted));
}

/* ABSENCE ITEMS */
.absence-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  background: var(--s2);
  border-radius: 7px;
  margin-bottom: 5px;
  border: 1px solid var(--border);
}

/* WORK DAYS */
.work-days-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-bottom: 12px;
}

.work-day-btn {
  padding: 5px 0;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--s2);
  color: var(--muted);
  font-size: 10px;
  cursor: pointer;
  text-align: center;
  transition: all 0.15s;
  font-family: monospace;
}

.work-day-btn.on {
  background: var(--b);
  border-color: var(--b);
  color: #fff;
}

/* DAY OFF STYLING */
.staff-chip.day-off {
  opacity: 0.45;
  cursor: default;
  border-color: transparent;
  background: var(--s2);
}

.staff-chip.day-off:hover {
  border-color: transparent;
  background: var(--s2);
}

.staff-row.day-off {
  opacity: 0.45;
}

/* ANIMATIONS */
@keyframes fi {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fi 0.25s ease both;
}

/* LIGHT MODE */
body.light {
  --bg: #f4f6f9;
  --s1: #ffffff;
  --s2: #eef1f5;
  --s3: #e2e6ec;
  --border: rgba(0, 0, 0, 0.09);
  --text: #1a1f2e;
  --muted: #5a6478;
  --dim: #9aa0ad;
  --ok: #1a7a34;
  --warn: #b8860b;
  --err: #c0392b;
}

body.light #nav {
  background: #ffffff;
  border-bottom: 1px solid #dde1e8;
}

body.light .nav-brand {
  color: #5a6478;
}

body.light ::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
}

body.light .modal {
  background: var(--s1);
}

body.light .overlay {
  background: rgba(0, 0, 0, 0.4);
}

body.light input,
body.light select,
body.light textarea {
  color: var(--text);
}

body.light .form-input {
  background: var(--s3);
  color: var(--text);
}

body.light .nav-link.active {
  background: rgba(27, 96, 157, 0.08);
}

body.light .kpi-card.status-ok {
  border-color: rgba(26, 122, 52, 0.3);
  background: rgba(26, 122, 52, 0.04);
}

body.light .kpi-card.status-warn {
  border-color: rgba(184, 134, 11, 0.35);
  background: rgba(184, 134, 11, 0.04);
}

body.light .kpi-card.status-err {
  border-color: rgba(192, 57, 43, 0.35);
  background: rgba(192, 57, 43, 0.04);
}

/* THEME TOGGLE BUTTON */
#theme-toggle {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--s2);
  color: var(--muted);
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  flex-shrink: 0;
  transition: all 0.2s;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  line-height: 1;
}

#theme-toggle:hover {
  border-color: var(--b);
  color: var(--b);
}

/* MOBILE RESPONSIVE */
@media (max-width: 768px) {
  /* NAV */
  #nav {
    overflow-x: auto;
    padding: 0 8px;
    gap: 0;
  }

  .nav-brand {
    display: none;
  }

  .nav-link {
    padding: 0 10px;
    font-size: 10px;
  }

  /* DAY TABS */
  .day-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
  }

  .day-tab {
    padding: 4px 8px;
    font-size: 10px;
    white-space: nowrap;
  }

  /* KPI BARS */
  #kpi-bar {
    grid-template-columns: repeat(2, 1fr) !important;
    padding: 8px 10px;
    gap: 8px;
  }

  .kpi-value {
    font-size: 16px;
  }

  /* BODY LAYOUT */
  #body,
  #main {
    grid-template-columns: 1fr !important;
    grid-template-rows: auto 1fr !important;
    overflow: visible !important;
    height: auto !important;
    min-height: 0 !important;
  }

  #staff-panel {
    max-height: 220px;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  /* CONTENT */
  #right-panel {
    padding: 10px;
    overflow: visible !important;
  }

  #content {
    padding: 10px;
  }

  .card {
    padding: 12px;
  }

  /* BODY HEIGHT */
  body {
    height: auto !important;
    overflow: auto !important;
  }

  #board-area {
    overflow-x: auto;
  }

  /* PAGE HEADER */
  #page-header {
    flex-direction: column;
    align-items: flex-start;
    height: auto;
    padding: 12px 14px;
    gap: 8px;
  }

  .header-actions {
    width: 100%;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
  }

  /* Hide nav icon text on mobile, keep icon */
  .nav-link .nav-label { display: none; }
  .nav-icon { margin-right: 0; font-size: 14px; opacity: 1; }
  .nav-link.active .nav-icon { opacity: 1; }
}

/* TABLET RESPONSIVE — 769px to 1024px */
@media (min-width: 769px) and (max-width: 1024px) {
  /* Narrow the sidebar to give content more room */
  #body  { grid-template-columns: 240px 1fr !important; }
  #main  { grid-template-columns: 220px 1fr !important; }
  #sidebar { min-width: 0; }
  #staff-panel { min-width: 0; }

  /* KPI bar: wrap to auto-fit so cards stay readable */
  #kpi-bar {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)) !important;
    padding: 8px 12px;
    gap: 8px;
  }

  /* Dept grid: single column */
  #dept-grid { grid-template-columns: 1fr !important; }

  .nav-link { padding: 0 10px; font-size: 11px; }
}

/* FIREBASE LOADING STATE */
/* Add class 'fb-connecting' to body while Firebase initialises */
body.fb-connecting::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 40%;
  height: 2px;
  background: var(--b);
  animation: fb-load 1.4s ease-in-out infinite;
  z-index: 9999;
}

@keyframes fb-load {
  0%   { width: 0%; opacity: 1; }
  70%  { width: 85%; opacity: 1; }
  100% { width: 100%; opacity: 0; }
}

/* CONNECTION STATUS DOT — add to nav */
.conn-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dim);
  flex-shrink: 0;
  transition: background 0.4s, box-shadow 0.4s;
}

.conn-dot.connected {
  background: var(--ok);
  box-shadow: 0 0 5px var(--ok);
}

.conn-dot.error {
  background: var(--err);
  box-shadow: 0 0 5px var(--err);
}

/* DEPT ACCENT — pages set --dept to their accent colour.
   Use it for sidebar header, progress bars, dept dots. */
.dept-accent-border { border-left: 3px solid var(--dept, var(--b)); }
.prog-fill.dept     { background: var(--dept, var(--b)); }