/**
 * Image Batch Renamer - 黑白极简风格核心样式表
 */
 
:root {
  --theme-black: #000000;
  --theme-dark: #212529;
  --theme-charcoal: #333333;
  --theme-muted: #6c757d;
  --theme-border: #e5e5e5;
  --theme-bg-light: #f8f9fa;
  --theme-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  --bs-like-radius: 4px;
  
  --bs-like-blue: #000000;
  --bs-like-blue-focus: rgba(0, 0, 0, 0.05);
  --bs-like-border-color: #e5e5e5;
  --bs-like-text-muted: #6c757d;
  --bs-like-dark: #212529;
  --bs-like-light-bg: #f8f9fa;
  --bs-like-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.wp-custom-bootstrap-container {
  max-width: 960px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--theme-dark);
}

.renamer-hero {
  text-align: center;
}

.renamer-main-desc {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--theme-muted);
  max-width: 720px;
  margin: 0 auto;
}

/* Code 标签 */
.wp-custom-bootstrap-container code {
  background-color: #f3f4f6 !important;
  color: var(--theme-black) !important;
  padding: 2px 5px !important;
  border-radius: 3px !important;
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, monospace !important;
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  border: 1px solid #e2e8f0 !important;
  box-shadow: none !important;
  display: inline !important;
  margin: 0 2px !important;
}

.pane-example-box code {
  background-color: #eaeaea !important;
  color: var(--theme-black) !important;
}

/* 上传箱体 */
.renamer-upload-card {
  border: 2px dashed var(--theme-border);
  border-radius: var(--bs-like-radius);
  background-color: var(--theme-bg-light);
  padding: 30px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease-in-out, background-color 0.15s ease-in-out;
  margin-bottom: 24px;
}
.renamer-upload-card:hover {
  border-color: var(--theme-black);
  background-color: #ffffff;
}
.upload-title { font-size: 1.05rem; font-weight: 600; margin-bottom: 6px; }
.browse-link { color: var(--theme-black); text-decoration: underline; font-weight: 600; }
.upload-subtitle { font-size: 0.875rem; color: var(--theme-muted); }
.hidden-file-input { display: none !important; }

/* 选项卡 */
.renamer-main-card {
  background: #ffffff;
  border: 1px solid var(--theme-border);
  border-radius: var(--bs-like-radius);
  box-shadow: var(--theme-shadow);
  margin-bottom: 24px;
  overflow: hidden;
}

.renamer-card-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--theme-border);
  padding: 0; 
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none !important; 
  -ms-overflow-style: none;
}
.renamer-card-header::-webkit-scrollbar {
  display: none !important; 
}

.renamer-tabs-nav {
  display: flex;
  list-style: none;
  padding: 0 0 0 16px; 
  margin: 0;
  gap: 20px; 
  white-space: nowrap;
  position: relative;
  margin-bottom: -1px; 
}
.renamer-tabs-nav li { margin: 0; padding: 0; }

.tab-item {
  display: inline-block;
  padding: 13px 2px !important; 
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--theme-muted);
  background: transparent !important;
  border: none !important;
  border-bottom: 2px solid transparent !important; 
  border-radius: 0 !important; 
  margin-bottom: 0 !important;
  transition: color 0.15s ease-in-out, border-color 0.15s ease-in-out;
  flex-shrink: 0;
  outline: none;
  box-shadow: none !important;
}
.tab-item:hover {
  color: var(--theme-black);
}

.tab-item.active {
  color: var(--theme-black) !important;
  border-bottom: 3px solid var(--theme-black) !important;
  font-weight: 600;
}

.tab-desktop-break {
  display: none;
}

/* 表单与功能内容区 */
.renamer-card-body { 
  padding: 24px; 
  text-align: left !important;
}

.renamer-card-body,
.renamer-card-body * {
  text-align: left !important;
}

.renamer-card-body h2,
.renamer-card-body p,
.renamer-card-body .pane-desc,
.renamer-card-body .field-label,
.renamer-card-body .pane-example-box,
.renamer-card-body .click-tip-box {
  text-align: left !important;
}

.tab-pane.d-none { display: none !important; }

.custom-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.custom-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.field-group { display: flex; flex-direction: column; gap: 6px; }
.field-label { font-size: 0.875rem; font-weight: 600; color: var(--theme-charcoal); }

.custom-form-control {
  width: 100%;
  padding: 7px 12px;
  font-size: 0.95rem;
  color: var(--theme-dark);
  background-color: #ffffff;
  border: 1px solid var(--theme-border);
  border-radius: var(--bs-like-radius);
  box-sizing: border-box;
  outline: none;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}
.custom-form-control:focus {
  border-color: var(--theme-black);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}
select.custom-form-control { padding-right: 32px !important; }

.input-group-combo { 
  display: flex; 
  gap: 8px; 
  width: 100%; 
  margin: 0; 
  align-items: flex-start; 
}
.input-group-combo input { flex: 1; margin: 0; }
.input-group-combo .select-combo { width: auto; min-width: 152px; max-width: 180px; cursor: pointer; margin: 0; }

.custom-radio-group { display: flex; gap: 20px; padding: 6px 0; }
.custom-radio-label { font-size: 0.9rem; cursor: pointer; display: flex; align-items: center; gap: 6px; text-align: left !important; }
.custom-radio-label input { accent-color: var(--theme-black); }

.tip-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  font-size: 11px;
  font-weight: bold;
  background-color: var(--theme-muted);
  color: #ffffff;
  border-radius: 50%;
  margin-left: 6px;
  cursor: pointer;
  user-select: none;
  vertical-align: middle;
}
.tip-toggle-btn:hover { background-color: var(--theme-black); }

.click-tip-box {
  background-color: var(--theme-bg-light);
  border-left: 3px solid var(--theme-black);
  padding: 10px 14px;
  margin: 6px 0 10px 0;
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--theme-charcoal);
  border-radius: 0 var(--bs-like-radius) var(--bs-like-radius) 0;
}

.pane-example-box {
  background-color: var(--theme-bg-light) !important;
  border-left: 3px solid var(--theme-black) !important;
  padding: 12px 16px !important;
  border-radius: var(--bs-like-radius);
  margin-bottom: 18px;
  font-size: 0.875rem;
  line-height: 1.5;
}
.pane-example-box .example-label { font-weight: 600 !important; color: var(--theme-black); display: block; margin-bottom: 5px; }
.pane-example-box .example-flow { color: var(--theme-charcoal) !important; }

.action-trigger-group {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  border-top: 1px solid var(--theme-border);
  padding-top: 16px;
}

.custom-btn {
  padding: 7px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--bs-like-radius);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease-in-out;
}
.custom-btn:disabled { opacity: 0.65; cursor: not-allowed; }

.btn-primary { background-color: var(--theme-black); color: #ffffff; border-color: var(--theme-black); }
.btn-primary:hover:not(:disabled) { background-color: var(--theme-charcoal); border-color: var(--theme-charcoal); }

.btn-success { background-color: #4a4a4a; color: #ffffff; border-color: #4a4a4a; }
.btn-success:hover:not(:disabled) { background-color: var(--theme-charcoal); border-color: var(--theme-charcoal); }

.btn-outline { background-color: transparent; color: var(--theme-muted); border-color: var(--theme-border); }
.btn-outline:hover:not(:disabled) { background-color: var(--theme-bg-light); color: var(--theme-black); border-color: var(--theme-muted); }

/* 电脑端响应式 */
@media (min-width: 769px) {
  .renamer-card-header {
    overflow: visible !important; 
  }
  .renamer-tabs-nav {
    flex-wrap: wrap !important; 
    white-space: normal !important;
    gap: 0 24px !important; 
    justify-content: center !important; 
    padding: 0 !important; 
  }
  .tab-desktop-break {
    display: block !important;
    flex-basis: 100% !important;
    width: 100% !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
  }
}

/* 手机端响应式 */
@media (max-width: 768px) {
  .renamer-tabs-nav li:last-child {
    padding-right: 16px !important;
  }

  .renamer-card-body { 
    padding: 16px !important; 
  }
  
  .custom-grid-3, .custom-grid-2 { 
    grid-template-columns: 1fr; 
    gap: 10px !important; 
  }
  
  .field-group { 
    gap: 4px !important; 
  }
  
  .field-group margin,
  .custom-form-control,
  .input-group-combo,
  .input-group-combo input,
  .input-group-combo .select-combo {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
  }
  
  .input-group-combo { 
    gap: 6px !important; 
  }

  .wp-custom-bootstrap-container {
    padding-left: 12px;
    padding-right: 12px;
    margin-top: 15px;
    margin-bottom: 15px;
  }
  
  .custom-radio-group {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 8px !important;
    padding: 4px 0 !important;
  }
  
  .action-trigger-group {
    margin-top: 16px !important;
    padding-top: 12px !important;
    gap: 8px !important;
  }
}

/* ==========================================================================
   7. 动态功能指南与预设折叠框 (Accordion) - 统一表头与多文章排版
   ========================================================================== */
.feature-guide-accordion {
  margin-top: 16px;
  border: 1px solid var(--theme-border);
  border-radius: var(--bs-like-radius);
  background-color: var(--theme-bg-light);
  overflow: hidden;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.feature-guide-accordion.open {
  border-color: var(--theme-charcoal);
  background-color: #ffffff;
}

.accordion-toggle-btn {
  width: 100%;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: none;
  outline: none;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--theme-charcoal);
  transition: background-color 0.15s ease-in-out, color 0.15s ease-in-out;
}

.accordion-toggle-btn:hover {
  background-color: rgba(0, 0, 0, 0.03);
  color: var(--theme-black);
}

.toggle-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-guide {
  flex-shrink: 0;
  color: var(--theme-muted);
}

.toggle-chevron {
  font-size: 0.75rem;
  color: var(--theme-muted);
  transition: transform 0.2s ease-in-out;
}

.feature-guide-accordion.open .toggle-chevron {
  transform: rotate(180deg);
}

.accordion-content {
  border-top: 1px solid var(--theme-border);
  background-color: #ffffff;
  padding: 14px 16px;
  font-size: 0.875rem;
}

/* 容器包裹层 */
.guide-rows-wrapper {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* 顶部统一表头（在所有文章上方只出现一次） */
.guide-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--theme-border);
  margin-bottom: 4px;
}

.guide-header-meta,
.guide-header-action {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--theme-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.guide-header-meta {
  flex: 1;
}

.guide-header-action {
  flex-shrink: 0;
}

/* 单个文章行 */
.guide-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--theme-border);
}

.guide-item-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

/* 文章标题区域 */
.guide-article-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  word-break: break-word;
}

.guide-article-title {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--theme-black) !important;
  text-decoration: none !important;
  cursor: pointer !important;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  max-width: 100%;
  transition: color 0.15s ease-in-out;
}

.guide-article-title > span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.guide-article-title:hover {
  color: #0056b3 !important;
}

.guide-article-title:hover > span {
  text-decoration: underline !important;
}

/* 右侧预设按钮动作区 */
.guide-article-actions {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

/* 手机端响应式适配 */
@media (max-width: 768px) {
  /* 手机端隐藏顶部统一表头 */
  .guide-header-row {
    display: none !important;
  }

  .accordion-content {
    padding: 12px !important;
    overflow: hidden !important;
  }

  .guide-item-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding-bottom: 10px;
    width: 100%;
    box-sizing: border-box;
  }

  .guide-article-meta {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }

  .guide-article-title {
    display: flex;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .guide-article-title > span {
    white-space: normal !important;
    word-break: break-word !important;
    overflow-wrap: anywhere !important;
  }

  .guide-article-actions {
    width: 100%;
  }

  .guide-article-actions .custom-btn {
    width: 100%;
    text-align: center;
  }
}