:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --line: #e3e6ea;
  --text: #1f2328;
  --muted: #6b7280;
  --accent: #1a6ef0;
  --danger: #c0392b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.6 "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

#app { max-width: 1180px; margin: 0 auto; padding: 24px 16px 48px; }

h1 { font-size: 20px; margin: 0 0 4px; }
h3 { font-size: 15px; margin: 24px 0 8px; }

.muted { color: var(--muted); }
.error { color: var(--danger); min-height: 20px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 16px;
}

.panel.narrow { max-width: 380px; margin: 60px auto; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 16px;
}

.topbar nav { display: flex; gap: 8px; flex-wrap: wrap; }

button {
  border: 1px solid transparent;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  padding: 7px 14px;
  font-size: 14px;
  cursor: pointer;
}

button.ghost { background: transparent; color: var(--text); border-color: var(--line); }
button.active { background: var(--accent); color: #fff; }
button:disabled { opacity: .5; cursor: not-allowed; }

label { display: block; margin-bottom: 12px; }
input, select {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 14px;
  background: #fff;
  color: var(--text);
}

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: flex-end;
  margin-bottom: 14px;
}

.filters input, .filters select { width: 150px; margin-top: 0; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  background: #fbfcfd;
}

.card .label { display: block; color: var(--muted); font-size: 12px; }
.card b { font-size: 20px; }

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }
th, td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 13px; }
td { font-variant-numeric: tabular-nums; }

.pager { display: flex; gap: 12px; align-items: center; margin-top: 12px; }
.narrow-form { max-width: 360px; }