:root {
  --bg: #020617;
  --panel: #0f172a;
  --card: #111827;
  --border: rgba(148, 163, 184, 0.35);
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #38bdf8;
}

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

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at 15% 0%, #1e293b 0%, var(--bg) 62%);
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 14px 28px;
  display: grid;
  gap: 14px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.header h1 {
  margin: 0;
}

.subtitle {
  margin: 6px 0 0;
  color: var(--muted);
}

.back-link {
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  text-decoration: none;
  padding: 8px 10px;
  background: rgba(15, 23, 42, 0.8);
  font-weight: 700;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.75);
}

.filters label {
  display: grid;
  gap: 4px;
  color: #cbd5e1;
  font-weight: 700;
  font-size: 0.88rem;
}

.filters select,
.filters input,
.filters button {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  min-height: 34px;
  padding: 5px 8px;
  font-weight: 700;
}

.filters button {
  cursor: pointer;
}

.status {
  margin: 0;
  color: #cbd5e1;
  font-size: 0.92rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.card {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.75);
  padding: 10px;
}

.card h2 {
  margin: 0 0 8px;
  color: #cbd5e1;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.metric {
  margin: 0;
  font-size: 1.55rem;
  font-weight: 800;
}

.tables-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.table-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.75);
  padding: 10px;
}

.table-card h2 {
  margin: 0 0 8px;
  color: #cbd5e1;
  font-size: 0.96rem;
}

.table-card ol {
  margin: 0;
  padding-left: 20px;
}

.table-card li {
  margin: 2px 0;
  font-size: 0.9rem;
}

.table-wrap {
  overflow: auto;
}

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

th,
td {
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
  text-align: left;
  padding: 6px 8px;
  vertical-align: top;
  white-space: nowrap;
}

thead th {
  position: sticky;
  top: 0;
  background: var(--card);
  color: #cbd5e1;
  z-index: 1;
}

thead th[data-sort-key] {
  cursor: pointer;
}

.sort-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.sort-btn {
  border: 0;
  background: transparent;
  color: #64748b;
  width: 18px;
  height: 18px;
  padding: 0;
  margin: 0;
  line-height: 1;
  font-size: 14px;
  cursor: pointer;
}

.sort-btn:hover {
  color: #cbd5e1;
}

.sort-btn.active {
  color: var(--accent);
}

@media (max-width: 900px) {
  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tables-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 580px) {
  .header {
    flex-direction: column;
    align-items: stretch;
  }

  .metric {
    font-size: 1.25rem;
  }
}