/* ==========================================================
   YAML 校验工具 —— 与主站（Mundana / Bootstrap 浅色风）统一
   主色 #03a87c，正文 #212529，白底，Source Sans Pro
   ========================================================== */
:root {
  --bg-color: #ffffff;
  --bg-soft: #f8f9fa;
  --card-bg: #ffffff;
  --text-main: #212529;
  --text-muted: #6c757d;
  --primary-color: #03a87c;
  --primary-hover: #028a66;
  --success-color: #03a87c;
  --error-color: #ea2f65;
  --warning-color: #fbb500;
  --border-color: rgba(15, 23, 42, .08);
  --shadow-soft: 0 1px 3px rgba(15, 23, 42, .06);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Source Sans Pro", "Segoe UI", "Helvetica Neue", "Arial", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  min-height: 100vh;
}

.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* 顶部导航：与主站 app-navbar 同款毛玻璃 */
.app-header {
  background: rgba(255, 255, 255, .85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-home {
  color: var(--text-main);
  text-decoration: none;
  font-size: 1.15rem;
  white-space: nowrap;
}

.brand-home:hover { color: var(--primary-color); }

.logo-divider {
  color: var(--text-muted);
  font-weight: 300;
}

.logo h1 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.config-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

select {
  background: var(--bg-soft);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: 6px;
  outline: none;
}

select:focus { border-color: var(--primary-color); }

/* ==================== 广告组件预留样式 ==================== */
.ad-banner-wrapper {
  width: 100%;
  display: flex;
  justify-content: center;
  background-color: var(--bg-soft);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}

.ad-banner-wrapper.ad-bottom {
  border-bottom: 0;
  border-top: 1px solid var(--border-color);
}

.ad-sidebar-wrapper {
  padding: 12px;
  border-top: 1px solid var(--border-color);
  background: var(--card-bg);
}

.ad-container {
  width: 100%;
  max-width: 1200px;
  min-height: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.ad-placeholder {
  width: 100%;
  height: 60px;
  border: 1px dashed var(--border-color);
  border-radius: 6px;
  color: var(--text-muted);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 0.8rem;
  background: var(--bg-soft);
}

/* 工作区 */
.workspace {
  display: grid;
  grid-template-columns: 1fr 380px;
  flex: 1;
  min-height: 600px;
}

.editor-section {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border-color);
  position: relative;
  background: var(--card-bg);
}

.toolbar {
  padding: 10px 16px;
  background: var(--card-bg);
  display: flex;
  gap: 10px;
  border-bottom: 1px solid var(--border-color);
}

.file-upload-wrapper input[type="file"] {
  display: none;
}

.btn {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: background 0.2s, box-shadow 0.2s;
}

.btn-primary { background: var(--primary-color); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: var(--bg-soft); color: var(--text-main); border: 1px solid var(--border-color); }
.btn-secondary:hover { background: #e9ecef; }
.btn-danger { background: var(--error-color); color: white; }
.btn-danger:hover { background: #d02353; }

.editor-wrapper {
  flex: 1;
  position: relative;
}

/* CodeMirror 默认浅色主题，字体与主站代码块一致 */
.CodeMirror {
  height: 100% !important;
  font-size: 14px;
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  background: var(--card-bg);
  color: var(--text-main);
}

.CodeMirror-gutters {
  background: var(--bg-soft);
  border-right: 1px solid var(--border-color);
}

.drop-hint {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(3, 168, 124, 0.88);
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.5rem;
  font-weight: bold;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
  z-index: 10;
}

.editor-wrapper.drag-over .drop-hint {
  opacity: 1;
}

/* 检测结果区 */
.result-section {
  background: var(--bg-soft);
  display: flex;
  flex-direction: column;
}

.result-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--card-bg);
}

.result-header h2 { font-size: 1.1rem; }

.badge {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-info { background: #e9ecef; color: var(--text-muted); }
.badge-success { background: var(--success-color); color: white; }
.badge-error { background: var(--error-color); color: white; }

.result-content {
  padding: 16px;
  flex: 1;
  overflow-y: auto;
}

.placeholder-text {
  color: var(--text-muted);
  text-align: center;
  margin-top: 40px;
  font-size: 0.9rem;
}

.error-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.error-card {
  background: rgba(234, 47, 101, 0.06);
  border-left: 4px solid var(--error-color);
  padding: 10px;
  border-radius: 4px;
}

.error-title {
  color: var(--error-color);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.error-detail {
  font-size: 0.85rem;
  color: var(--text-main);
  word-break: break-all;
}

.success-card {
  background: rgba(3, 168, 124, 0.08);
  border-left: 4px solid var(--success-color);
  padding: 12px;
  color: var(--primary-hover);
  font-weight: 500;
  border-radius: 4px;
}

/* ==================== SEO 文章段落区 ==================== */
.seo-article-section {
  padding: 24px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  background: var(--bg-color);
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.seo-article-section h2 {
  color: var(--text-main);
  font-family: "Playfair Display", "Source Sans Pro", serif;
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.seo-article-section p {
  margin-bottom: 8px;
}

.seo-article-section code {
  background: var(--bg-soft);
  border: 1px solid var(--border-color);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--primary-color);
}

/* 页脚：与主站 footer 同款（白底 + 上边框 + 弱化小字） */
.app-footer {
  text-align: center;
  padding: 14px;
  background: var(--card-bg);
  color: var(--text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border-color);
}

/* 响应式调整 */
@media (max-width: 900px) {
  .workspace {
    grid-template-columns: 1fr;
  }
  .editor-section {
    height: 450px;
    border-right: 0;
  }
  .logo h1 {
    display: none;
  }
  .logo-divider {
    display: none;
  }
}