:root {
  color-scheme: light;
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

body {
  margin: 0;
  background: #f5f7fb;
  color: #1c2733;
}

.container {
  max-width: 980px;
  margin: 24px auto;
  padding: 0 16px 24px;
}

h1 {
  margin: 0 0 8px;
}

.hint {
  margin: 0 0 16px;
  color: #516072;
}

.card {
  background: #fff;
  border: 1px solid #e5e9f0;
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: 0 1px 2px rgba(28, 39, 51, 0.05);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 600;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  border: 1px solid #cad3df;
  border-radius: 8px;
  padding: 8px 10px;
}

.actions {
  display: flex;
  justify-content: flex-end;
}

button {
  background: #155eef;
  border: 0;
  border-radius: 8px;
  color: #fff;
  padding: 9px 18px;
  cursor: pointer;
}

button:disabled {
  background: #9bb3ef;
  cursor: not-allowed;
}

.status {
  min-height: 24px;
  margin: 2px 0 12px;
  font-weight: 600;
}

.status.info {
  color: #224997;
}

.status.success {
  color: #087443;
}

.status.error {
  color: #b42318;
}

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

.metric {
  border: 1px solid #ebeff4;
  border-radius: 8px;
  padding: 10px;
}

.metric .label {
  color: #516072;
  font-size: 13px;
}

.metric .value {
  font-size: 20px;
  margin-top: 4px;
  font-weight: 700;
}

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

th,
td {
  border-bottom: 1px solid #ebeff4;
  padding: 8px 6px;
  text-align: left;
  vertical-align: top;
}

th {
  font-size: 13px;
  color: #516072;
}

.hidden {
  display: none;
}

.span-2 {
  grid-column: span 2;
}

.muted {
  color: #516072;
}

@media (max-width: 720px) {
  .form-grid,
  .summary-grid {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: span 1;
  }
}