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

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #1a1a1a;
  background: #f4f6f8;
}

.header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding: 0.75rem 1.25rem;
  background: #fff;
  border-bottom: 1px solid #dde3ea;
}

.auth-slot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
  margin-left: auto;
  max-width: 100%;
}

.auth-form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.auth-form input {
  padding: 0.35rem 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font: inherit;
  min-width: 120px;
}

.auth-user {
  font-size: 0.85rem;
  color: #444;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-muted {
  font-size: 0.8rem;
  color: #888;
}

.auth-error {
  width: 100%;
  margin: 0;
  font-size: 0.8rem;
  color: #c00;
}

.auth-ok {
  color: #0a7;
}

.btn-ghost {
  background: #eef2f6;
  color: #333;
  padding: 0.35rem 0.65rem;
  font-size: 0.85rem;
}

.btn-ghost:hover {
  background: #dde3ea;
}

.data-status--ok {
  color: #0a7;
}

.data-status--warn {
  color: #a60;
}

.data-status--error {
  color: #c00;
}

.data-status--pending {
  color: #666;
}

.logo {
  font-weight: 700;
  color: #0d6efd;
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 0.5rem;
}

.nav-link {
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  color: #444;
  text-decoration: none;
}

.nav-link:hover {
  background: #eef2f6;
}

.nav-link.active {
  background: #0d6efd;
  color: #fff;
}

.main {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

h1 {
  margin: 0 0 0.25rem;
  font-size: 1.5rem;
}

.hint {
  margin: 0 0 1.25rem;
  color: #666;
  font-size: 0.9rem;
}

.toolbar {
  margin-bottom: 1rem;
}

.btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 6px;
  font-size: 0.95rem;
  cursor: pointer;
}

.btn-primary {
  background: #0d6efd;
  color: #fff;
}

.btn-primary:hover {
  background: #0b5ed7;
}

.btn-danger {
  background: transparent;
  color: #c00;
  padding: 0.25rem 0.5rem;
  font-size: 0.85rem;
}

.table-wrap {
  overflow-x: auto;
  background: #fff;
  border-radius: 8px;
  border: 1px solid #dde3ea;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid #eef2f6;
}

.table th {
  background: #f8fafc;
  font-weight: 600;
  font-size: 0.85rem;
}

.table input {
  width: 100%;
  min-width: 80px;
  padding: 0.35rem 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font: inherit;
}

.chart-section {
  margin-top: 2rem;
  padding: 1rem;
  background: #fff;
  border-radius: 8px;
  border: 1px solid #dde3ea;
}

.chart-section h2 {
  margin: 0 0 1rem;
  font-size: 1.1rem;
}

#staff-chart {
  max-height: 280px;
}