/*
 * GitHub 中文 · 采集工作台 — 代码块 / 标签页 / 输入字段 / 预览
 * @file public/css/code.css
 * @version 1.9.24
 */
.code-block {
  position: relative;
  background: var(--term-bg);
  border-radius: 10px;
  border: 1px solid #21262d;
  padding: 1.1rem 1.25rem;
  overflow: auto;
  max-height: 18rem;
}

.code-block::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--brand), var(--term));
  opacity: .6;
}

.code-block pre {
  margin: 0;
  font-family: var(--mono);
  font-size: .78rem;
  line-height: 1.7;
  color: #c9d1d9;
  white-space: pre;
}

.tabbar {
  display: inline-flex;
  padding: .2rem;
  background: var(--canvas);
  border: 1px solid var(--border);
  border-radius: 10px;
  gap: .2rem;
}

.tab {
  font-family: inherit;
  font-size: .78rem;
  font-weight: 700;
  padding: .5rem 1rem;
  border-radius: 7px;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background .15s, color .15s;
}

.tab:hover {
  color: var(--ink);
}

.tab.active {
  background: #fff;
  color: var(--brand-strong);
  box-shadow: var(--shadow);
}

.field {
  width: 100%;
  min-height: 10rem;
  padding: 1rem;
  background: var(--canvas);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: var(--mono);
  font-size: .78rem;
  line-height: 1.6;
  color: var(--ink);
  resize: vertical;
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}

.field:focus {
  background: #fff;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(46, 164, 79, .15);
}

.preview {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.preview-scroll {
  max-height: 24rem;
  overflow: auto;
}