:root {
  --bg: #14171a;
  --panel: #1b1f23;
  --panel-raised: #22262b;
  --border: #2c3238;
  --border-bright: #3a4149;
  --ink: #e9edf0;
  --ink-dim: #93a0a8;
  --ink-faint: #5c6870;
  --amber: #f5a623;
  --amber-dim: #7a5719;
  --amber-glow: rgba(245, 166, 35, 0.18);

  --site-govdeals: #4d9de0;
  --site-allsurplus: #3ecf8e;
  --site-liquidation: #b78aff;

  --display: "Barlow Condensed", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "IBM Plex Sans", -apple-system, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 44px 44px;
  background-attachment: fixed;
  background-position: center;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(120% 90% at 50% -10%, rgba(20,23,26,0) 0%, var(--bg) 70%);
  pointer-events: none;
  z-index: 0;
}

input, button { font-family: inherit; }

/* ============================================================
   Top bar
   ============================================================ */
.topbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 0 28px;
  height: 76px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.topbar-brand { display: flex; align-items: center; gap: 12px; }

.brand-mark {
  font-size: 1.6rem;
  color: var(--amber);
  text-shadow: 0 0 14px var(--amber-glow);
}

.brand-text h1 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  margin: 0;
  line-height: 1;
}
.brand-sub {
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.03em;
}

.cat-tabs {
  display: flex;
  gap: 4px;
  flex: 1;
}

.cat-tab {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.03em;
  padding: 9px 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
}
.cat-tab:hover { color: var(--ink); background: var(--panel-raised); }
.cat-tab.active {
  color: var(--amber);
  background: var(--amber-glow);
  border-color: var(--amber-dim);
}
.cat-tab .tab-count {
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 1px 6px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
}
.cat-tab.disabled {
  color: var(--ink-faint);
  cursor: default;
  opacity: 0.55;
}
.cat-tab.disabled:hover { background: transparent; }

.topbar-meta {
  display: flex;
  gap: 24px;
}
.meta-item {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}
.meta-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}
.meta-item span:last-child {
  font-family: var(--mono);
  font-size: 0.92rem;
  color: var(--ink);
}

/* ============================================================
   Layout
   ============================================================ */
.layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: calc(100vh - 76px);
}

/* ============================================================
   Filters sidebar
   ============================================================ */
.filters {
  padding: 26px 22px;
  border-right: 1px solid var(--border);
  background: rgba(27, 31, 35, 0.5);
  display: flex;
  flex-direction: column;
  gap: 22px;
  height: fit-content;
  position: sticky;
  top: 76px;
}

.filter-block { display: flex; flex-direction: column; gap: 9px; }

.filter-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
}

#searchInput, .range-inputs input {
  background: var(--panel-raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--ink);
  padding: 9px 12px;
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.15s ease;
}
#searchInput:focus, .range-inputs input:focus { border-color: var(--amber-dim); }
#searchInput { width: 100%; }

.chip-group { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 0.8rem;
  font-weight: 500;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel-raised);
  color: var(--ink-dim);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}
.chip:hover { border-color: var(--border-bright); color: var(--ink); }
.chip.active {
  background: var(--amber-glow);
  border-color: var(--amber-dim);
  color: var(--amber);
}
.chip-dot { width: 7px; height: 7px; border-radius: 50%; }

.range-inputs { display: flex; align-items: center; gap: 8px; }
.range-inputs input { width: 0; flex: 1; }
.range-dash { color: var(--ink-faint); }

.btn-reset {
  align-self: flex-start;
  background: none;
  border: none;
  color: var(--ink-faint);
  font-size: 0.8rem;
  text-decoration: underline;
  cursor: pointer;
  padding: 0;
}
.btn-reset:hover { color: var(--amber); }

.filter-footer {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.filter-footer p {
  font-size: 0.7rem;
  line-height: 1.55;
  color: var(--ink-faint);
  margin: 0;
}

/* ============================================================
   Results
   ============================================================ */
.results { padding: 22px 28px 60px; min-width: 0; }

.results-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  font-size: 0.82rem;
  color: var(--ink-dim);
}
.loading { color: var(--amber); }
.hidden { display: none !important; }

.table-wrap {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: auto;
  background: var(--panel);
}

table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }

thead th {
  position: sticky;
  top: 0;
  background: var(--panel-raised);
  text-align: left;
  padding: 12px 16px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
}
thead th:hover { color: var(--ink); }
thead th.sorted-asc, thead th.sorted-desc { color: var(--amber); }
thead th.sorted-asc::after { content: " ▲"; font-size: 0.6rem; }
thead th.sorted-desc::after { content: " ▼"; font-size: 0.6rem; }
th.col-link { cursor: default; }

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.12s ease;
}
tbody tr:hover { background: var(--panel-raised); }
tbody tr:last-child { border-bottom: none; }

tbody td {
  padding: 12px 16px;
  vertical-align: top;
}

.site-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  white-space: nowrap;
}
.site-dot { width: 7px; height: 7px; border-radius: 50%; }

.col-title { min-width: 280px; }
.item-title {
  color: var(--ink);
  font-weight: 500;
  line-height: 1.35;
  text-decoration: none;
  display: inline-block;
}
.item-title:hover { color: var(--amber); text-decoration: underline; }
.item-brand { display: block; font-size: 0.74rem; color: var(--ink-faint); margin-top: 2px; }

.col-num { font-family: var(--mono); white-space: nowrap; }
.price-label { color: var(--ink-faint); font-style: italic; font-size: 0.82rem; }

td.location, td.closing { color: var(--ink-dim); white-space: nowrap; font-size: 0.82rem; }

.confidence-badge {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.03em;
}
.confidence-high { background: var(--amber-glow); color: var(--amber); }
.confidence-medium { background: rgba(255,255,255,0.06); color: var(--ink-dim); }

.row-link {
  color: var(--ink-faint);
  font-size: 1.1rem;
  text-decoration: none;
}
.row-link:hover { color: var(--amber); }

.empty-state {
  padding: 60px 20px;
  text-align: center;
  color: var(--ink-faint);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; }
  .filters {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .filter-block { flex: 1 1 200px; }
  .filter-footer { display: none; }
  .topbar { flex-wrap: wrap; height: auto; padding: 14px 20px; gap: 14px; }
  .cat-tabs { order: 3; width: 100%; }
  .topbar-meta { margin-left: auto; }
}