* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Segoe UI", sans-serif;
  background: #f5f6f8;
  color: #1f2933;
}

header {
  background: #1f2933;
  color: #fff;
  padding: 16px 24px;
}

header h1 {
  margin: 0;
  font-size: 18px;
}

main {
  padding: 24px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

th, td {
  border-bottom: 1px solid #e4e7eb;
  padding: 8px 12px;
  text-align: right;
  font-size: 14px;
}

th:first-child, td:first-child {
  text-align: left;
}

th {
  background: #f0f2f5;
}

#tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

#tabs button {
  border: 1px solid #d2d6dc;
  background: #fff;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
}

#tabs button.active {
  background: #1f2933;
  color: #fff;
  border-color: #1f2933;
}

.panel.hidden {
  display: none;
}

#pl-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  background: #fff;
  padding: 16px;
  border-radius: 6px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

#pl-form input {
  padding: 6px 8px;
  border: 1px solid #d2d6dc;
  border-radius: 4px;
  font-size: 13px;
}

#pl-form button {
  padding: 6px 16px;
  border: none;
  background: #1f2933;
  color: #fff;
  border-radius: 4px;
  cursor: pointer;
}