:root {
  --bg:                    #13161b;
  --panel:                 #1c2028;
  --card:                  #252a35;
  --border:                #2e3545;
  --accent:                #4f9cf9;
  --green:                 #3ecf8e;
  --red:                   #e05c5c;
  --yellow:                #f0b429;
  --text:                  #dce4f0;
  --muted:                 #7a8899;
  --hover:                 #2a3040;
  --selected:              #1a3a5c;
  --staff-panel-width:     260px;
  --staff-panel-collapsed: 28px;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 13px;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  user-select: none;
}

/* ── Title bar ───────────────────────────────────────────── */

#titlebar {
  height: 36px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

#app-title {
  padding: 0 14px;
  font-size: 13px;
  color: var(--muted);
  pointer-events: none;
}

#window-controls { display: flex; }

#window-controls button {
  width: 46px;
  height: 36px;
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.12s, color 0.12s;
}

#window-controls button:hover { background: var(--hover); color: var(--text); }
#btn-close:hover               { background: var(--red) !important; color: #fff !important; }

/* ── Filter bar ──────────────────────────────────────────── */

#filterbar {
  height: 56px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 16px;
  flex-shrink: 0;
}

.filter-group { display: flex; align-items: center; gap: 6px; }
.filter-group label { color: var(--muted); font-size: 12px; white-space: nowrap; }

select,
input[type="date"] {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  padding: 4px 8px;
  border-radius: 4px;
  outline: none;
  cursor: pointer;
  transition: border-color 0.12s;
}

input[type="date"] { min-width: 130px; color-scheme: dark; }
input[type="date"]:focus { border-color: var(--accent); }

/* Quick preset buttons */
.preset-group { display: flex; gap: 4px; }

.btn-preset {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: inherit;
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 4px;
  cursor: pointer;
  transition: border-color 0.12s, color 0.12s, background 0.12s;
  white-space: nowrap;
}

.btn-preset:hover  { border-color: var(--accent); color: var(--text); }
.btn-preset.active { background: var(--accent); border-color: var(--accent); color: #fff; }

#btn-get-data {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 5px 18px;
  border-radius: 4px;
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: opacity 0.12s;
  white-space: nowrap;
}

#btn-get-data:hover    { opacity: 0.85; }
#btn-get-data:active   { opacity: 0.7; }
#btn-get-data:disabled { opacity: 0.4; cursor: default; }

#row-count { color: var(--muted); font-size: 12px; white-space: nowrap; }

/* ── Inline stat pills ───────────────────────────────────── */

.stat-pills {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0 4px;
  height: 38px;
}

.stat-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 11px;
  border-right: 1px solid var(--border);
  height: 100%;
  gap: 1px;
}

.stat-pill:last-child { border-right: none; }

.sp-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  line-height: 1;
}

.sp-val {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.stat-pill-total .sp-label { color: var(--accent); }
.stat-pill-total .sp-val   { color: var(--accent); }

/* ── Main layout ─────────────────────────────────────────── */

#main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* ── Staff panel (left) ──────────────────────────────────── */

#staff-panel {
  width: var(--staff-panel-width);
  min-width: var(--staff-panel-width);
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  transition: width 0.2s ease, min-width 0.2s ease;
}

#staff-panel.collapsed {
  width: var(--staff-panel-collapsed);
  min-width: var(--staff-panel-collapsed);
}

#staff-panel-inner {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 1;
  transition: opacity 0.15s;
}

#staff-panel.collapsed #staff-panel-inner {
  opacity: 0;
  pointer-events: none;
}

#staff-panel-header {
  padding: 10px 12px 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

#staff-list { flex: 1; overflow-y: auto; padding: 4px 0; }

.staff-item {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.1s;
  display: grid;
  grid-template-columns: 34px 1fr;
  grid-template-rows: auto auto;
  column-gap: 8px;
  align-items: center;
}

.staff-item:hover    { background: var(--hover); }
.staff-item.selected { background: var(--selected); }

.staff-terminal {
  grid-row: 1 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: var(--accent);
  background: rgba(79, 156, 249, 0.12);
  border-radius: 4px;
  height: 34px;
}

.staff-name {
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.staff-meta {
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#btn-collapse {
  position: absolute;
  bottom: 12px;
  right: 4px;
  width: 20px;
  height: 36px;
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  transition: color 0.12s, background 0.12s;
  z-index: 2;
}

#btn-collapse:hover { color: var(--text); background: var(--hover); }

/* ── Stats area (right) ──────────────────────────────────── */

#stats-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Tabs ────────────────────────────────────────────────── */

#tabs-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#tabs {
  display: flex;
  gap: 2px;
  padding: 8px 16px 0;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.tab {
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  color: var(--muted);
  font-family: inherit;
  font-size: 12px;
  padding: 6px 20px;
  border-radius: 4px 4px 0 0;
  cursor: pointer;
  transition: color 0.12s, background 0.12s, border-color 0.12s;
  position: relative;
  bottom: -1px;
}

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

.tab.active {
  background: var(--bg);
  border-color: var(--border);
  border-bottom-color: var(--bg);
  color: var(--accent);
  font-weight: 600;
}

/* ── Tab views ───────────────────────────────────────────── */

.tab-view {
  display: none;
  flex: 1;
  flex-direction: column;
  overflow: hidden;
}

.tab-view.active { display: flex; }

/* ── Overview: heat-map table ────────────────────────────── */

#table-wrap { flex: 1; overflow: auto; }

#tblMain { width: 100%; border-collapse: collapse; }

#tblMain thead th {
  position: sticky;
  top: 0;
  background: var(--card);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
  padding: 9px 14px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  text-align: left;
  cursor: pointer;
  transition: color 0.12s;
}

#tblMain thead th:hover { color: var(--text); }

#tblMain thead th.sort-asc::after  { content: '  \25B2'; color: var(--accent); font-size: 8px; }
#tblMain thead th.sort-desc::after { content: '  \25BC'; color: var(--accent); font-size: 8px; }

#tblMain tbody tr {
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.1s;
}

#tblMain tbody tr:hover    { background: var(--hover); }
#tblMain tbody tr.selected { background: var(--selected); }

#tblMain tbody td {
  padding: 8px 14px;
  white-space: nowrap;
}

#tblMain tbody td.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.empty-row td {
  color: var(--muted);
  font-style: italic;
  text-align: center;
  padding: 40px;
  cursor: default;
}

/* ── Heat map colours (per column, independent ranking) ──── */

td.heat-top { color: var(--green); }
td.heat-mid { color: var(--text);  }
td.heat-low { color: var(--red);   opacity: 0.8; }

/* ── Rankings: 5 side-by-side boxes ─────────────────────── */

#rankings-wrap {
  display: flex;
  gap: 12px;
  padding: 12px;
  flex: 1;
  overflow: hidden;
}

.rank-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  min-width: 0;
}

.rbox-header {
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: var(--panel);
  border-bottom: 2px solid var(--border);
  flex-shrink: 0;
  text-align: center;
}

.rbox-list { flex: 1; overflow-y: auto; }

.rank-item {
  display: flex;
  align-items: center;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.1s;
  gap: 7px;
}

.rank-item:hover    { background: var(--hover); }
.rank-item.selected { background: var(--selected); }

.rank-num {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  min-width: 24px;
  flex-shrink: 0;
  text-align: right;
}

/* Gold / Silver / Bronze for top 3 */
.rank-item.rank-1 .rank-num { color: #f0b429; }
.rank-item.rank-2 .rank-num { color: #9ca3af; }
.rank-item.rank-3 .rank-num { color: #c87941; }

.rank-name {
  flex: 1;
  font-size: 12px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-val {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.empty-row-r {
  padding: 20px;
  text-align: center;
  color: var(--muted);
  font-style: italic;
  font-size: 12px;
}

/* ── Toast ───────────────────────────────────────────────── */

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 8px 18px;
  font-size: 12px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.45);
  opacity: 0;
  pointer-events: none;
  z-index: 11000;
  transition: opacity 0.18s, transform 0.18s;
  white-space: nowrap;
}

.toast.toast-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}