:root {
  color-scheme: light dark;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
body { max-width: 960px; margin: 0 auto; padding: 20px 20px 280px; }
header, section { margin-bottom: 16px; padding: 16px; border: 1px solid #8885; border-radius: 10px; }
h1, h2 { margin-top: 0; }
.status, .actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.case { padding: 12px; border: 1px solid #8883; border-radius: 8px; }
.case strong { display: block; margin-bottom: 10px; }
label { display: block; margin: 8px 0; }
input:not([type="checkbox"]), select, button { min-height: 38px; padding: 8px 10px; }
input:not([type="checkbox"]), select { width: 100%; margin-top: 4px; }
button { cursor: pointer; }
.log-panel {
  position: fixed;
  z-index: 1000;
  right: 16px;
  bottom: 16px;
  left: 16px;
  max-width: 928px;
  height: 240px;
  max-height: 50vh;
  margin: 0 auto;
  padding: 0;
  overflow: hidden;
  background: Canvas;
  box-shadow: 0 8px 30px #0005;
  transition: height 160ms ease;
}

.log-panel.expanded { height: 50vh; }
.log-panel.minimized { height: 52px; }
.log-panel.minimized #logs { display: none; }

.log-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 51px;
  padding: 8px 12px;
  border-bottom: 1px solid #8885;
}

.log-header h2 { margin: 0; font-size: 18px; }
.log-actions { display: flex; gap: 8px; }
.log-actions button { min-height: 34px; padding: 5px 10px; }

#logs {
  height: calc(100% - 52px);
  overflow: auto;
  padding: 12px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font: 13px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.success { color: #22a06b; }
.error { color: #d1242f; }

@media (max-width: 600px) {
  body { padding: 12px 12px 260px; }
  .log-panel { right: 8px; bottom: 8px; left: 8px; height: 220px; }
}