* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  background: #f4f6f8;
  color: #111;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: #ffffff;
  border-bottom: 1px solid #d5d7db;
}

.toolbar input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid #c6c8cc;
  border-radius: 4px;
}

.toolbar button {
  padding: 8px 12px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding: 24px;
  flex: 1;
  min-height: 0;
}

.panel {
  background: #ffffff;
  border: 1px solid #d5d7db;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  min-height: 520px;
}

.panel-head {
  padding: 16px;
  border-bottom: 1px solid #e1e3e6;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel-body {
  padding: 12px 16px;
  overflow-y: auto;
  overflow-x: auto;
  flex: 1;
  min-height: 0;
}

.list {
  --col-name: 1fr;
  --col-size: 140px;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.list-row {
  display: grid;
  grid-template-columns: var(--col-name) var(--col-size);
  gap: 12px;
  align-items: center;
  min-width: max-content;
}

.list-header {
  font-weight: 600;
  color: #2b2f36;
  padding: 6px 8px;
  border-bottom: 1px solid #e1e3e6;
  position: relative;
}

.list-body {
  display: flex;
  flex-direction: column;
}

.col {
  position: relative;
}

.col-resizer {
  position: absolute;
  top: 0;
  right: -8px;
  width: 12px;
  height: 100%;
  cursor: col-resize;
}

.tree {
  border: 1px solid #e1e3e6;
  border-radius: 6px;
  padding: 8px;
  margin-bottom: 12px;
  background: #fbfcfe;
  max-height: 180px;
  overflow: auto;
}

.tree-row {
  padding: 4px 6px;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
}

.tree-row:hover {
  background: #eef2f6;
}

.tree-row.current {
  background: #dbe7ff;
}

.path-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.path-row input {
  flex: 1;
  padding: 6px 10px;
  border: 1px solid #c6c8cc;
  border-radius: 4px;
}

.row {
  padding: 6px 8px;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
}

.row .size,
.list-header .size {
  text-align: right;
  color: #4f5765;
}

.row:hover {
  background: #eef2f6;
}

.row.selected {
  background: #dbe7ff;
}

.log {
  margin: 0 24px 24px;
  border: 1px solid #d5d7db;
  border-radius: 6px;
  background: #ffffff;
  flex-shrink: 0;
}

#log-list {
  padding: 12px 16px;
  font-family: Consolas, monospace;
  font-size: 12px;
  height: 300px;
  overflow-y: auto;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}