/**
 * Markdown 编辑器样�? */

/* 布局 */
.editor-layout {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background: var(--bg);
}

/* 顶部工具�?- Claude 风格 */
.editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  padding: 0 var(--article-space-5);
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}

.editor-header__left,
.editor-header__right {
  display: flex;
  align-items: center;
  gap: var(--article-space-3);
}

.editor-header h1 {
  margin: 0;
  font-size: var(--article-text-base);
  font-weight: 500;
  color: var(--ink);
}

/* Claude 风格圆角方形按钮 */
.editor-header .btn {
  border-radius: 8px;
  height: 36px;
  padding: 0 16px;
  font-size: 14px;
  font-weight: 500;
}

.editor-header .btn-primary {
  background: var(--accent);
  border: none;
}

.editor-header .btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}

.editor-header .btn-ghost:hover {
  background: var(--bg-soft);
  border-color: var(--line-strong);
}

.editor-header .theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--ink);
  transition: all 0.15s ease;
}

.editor-header .theme-toggle:hover {
  background: var(--bg-soft);
}

/* 元信息面�?- Claude 风格 */
.editor-meta {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--article-space-4);
  padding: var(--article-space-4) var(--article-space-5);
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.meta-field:has(.cover-upload) {
  grid-column: 1 / -1;
}

.meta-field {
  display: flex;
  flex-direction: column;
  gap: var(--article-space-2);
  min-width: 0;
}

.meta-field label {
  font-size: 12px;
  font-weight: 500;
  color: var(--article-ink-muted);
  letter-spacing: 0.02em;
}

.meta-field input {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  background: var(--paper-solid);
  color: var(--ink);
  transition: all 0.15s ease;
  height: 40px;
}

.meta-field input:hover {
  border-color: var(--line-strong);
}

.meta-field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.meta-field input::placeholder {
  color: var(--article-ink-muted);
  opacity: 0.5;
}

.meta-field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.meta-hint {
  font-size: var(--article-text-xs);
  color: var(--article-ink-muted);
}

/* 封面图上�?*/
.cover-upload {
  display: flex;
  align-items: center;
  gap: var(--article-space-3);
}

.cover-preview {
  width: 200px;
  height: 112px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--paper);
  cursor: pointer;
  transition: all 0.15s ease;
}

.cover-preview:hover {
  border-color: var(--accent);
}

.cover-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cover-placeholder {
  font-size: var(--article-text-sm);
  color: var(--article-ink-muted);
}

.cover-upload .btn-sm {
  height: 32px;
  padding: 0 12px;
  font-size: 13px;
}

/* 标签选择�?*/
.tag-selector {
  display: flex;
  flex-wrap: wrap;
  gap: var(--article-space-2);
  padding: var(--article-space-2);
  border: 1px solid var(--line);
  border-radius: var(--article-radius-md);
  background: var(--bg);
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--article-space-1);
  padding: var(--article-space-1) var(--article-space-3);
  border-radius: var(--article-radius-sm);
  font-size: var(--article-text-xs);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--article-transition-fast);
  background: var(--bg-soft);
  color: var(--article-ink-soft);
  border: 1px solid transparent;
}

.tag-chip:hover {
  background: var(--bg-soft);
}

.tag-chip.is-selected {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent);
}

/* 工具�?- Claude 风格 */
.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px var(--article-space-4);
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.editor-toolbar button {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  border-radius: 6px;
  color: var(--article-ink-soft);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.15s ease;
}

.editor-toolbar button:hover {
  background: var(--bg-soft);
  color: var(--ink);
}

.editor-toolbar button:active {
  background: var(--accent-soft);
  color: var(--accent);
}

.toolbar-divider {
  width: 1px;
  height: 20px;
  background: var(--line);
  margin: 0 var(--article-space-2);
}

/* 分栏编辑�?- Claude 风格 */
.editor-split {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.editor-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.pane-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px var(--article-space-4);
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  font-weight: 500;
  color: var(--article-ink-muted);
}

.word-count {
  font-weight: 400;
  color: var(--article-ink-muted);
}

/* Markdown 编辑�?- Claude 风格 */
#markdownEditor {
  flex: 1;
  width: 100%;
  padding: var(--article-space-4);
  border: none;
  background: var(--paper-solid);
  color: var(--ink);
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
  font-size: 14px;
  line-height: 1.7;
  resize: none;
  outline: none;
  overflow-y: auto;
}

#markdownEditor::placeholder {
  color: var(--article-ink-muted);
  opacity: 0.4;
}

/* 预览�?- Claude 风格 */
.editor-pane--preview {
  border-left: 1px solid var(--line);
  background: var(--paper-solid);
}

.preview-content {
  flex: 1;
  padding: var(--article-space-4);
  overflow-y: auto;
  background: var(--paper-solid);
}

.preview-placeholder {
  color: var(--article-ink-muted);
  text-align: center;
  padding: var(--article-space-10);
  font-size: 14px;
  opacity: 0.5;
}

/* 行号（简单实现） */
#markdownEditor {
  background-image: linear-gradient(transparent, transparent calc(1.7em - 1px), var(--line) calc(1.7em - 1px));
  background-size: 100% 1.7em;
  background-attachment: local;
}

/* 响应�?*/
@media (max-width: 1024px) {
  .editor-meta {
    grid-template-columns: 1fr 1fr;
    gap: var(--article-space-3);
    padding: var(--article-space-3) var(--article-space-4);
  }
}

@media (max-width: 768px) {
  .editor-split {
    flex-direction: column;
  }
  
  .editor-pane--preview {
    border-left: none;
    border-top: 1px solid var(--line);
    max-height: 50vh;
  }
  
  .editor-meta {
    grid-template-columns: 1fr;
    gap: var(--article-space-3);
  }
  
  .meta-field {
    min-width: auto;
  }
  
  .editor-header {
    padding: 0 var(--article-space-4);
    height: 56px;
  }
  
  .editor-header h1 {
    display: none;
  }
  
  .editor-toolbar {
    padding: 6px var(--article-space-3);
    overflow-x: auto;
  }
}

/* ===== 暗色模式 ===== */
[data-theme="dark"] .editor-layout {
  background: #1a1816;
}

[data-theme="dark"] .editor-header {
  background: #1a1816;
  border-color: rgba(246,239,227,0.08);
}

[data-theme="dark"] .editor-header h1 {
  color: #f6efe3;
}

[data-theme="dark"] .editor-header .btn-ghost {
  border-color: rgba(246,239,227,0.15);
  color: #d6d0c4;
}

[data-theme="dark"] .editor-header .btn-ghost:hover {
  background: rgba(246,239,227,0.08);
  border-color: rgba(246,239,227,0.25);
}

[data-theme="dark"] .editor-header .theme-toggle {
  border-color: rgba(246,239,227,0.15);
  color: #a8a6a0;
}

[data-theme="dark"] .editor-header .theme-toggle:hover {
  background: rgba(246,239,227,0.08);
  color: #f6efe3;
}

[data-theme="dark"] .editor-meta {
  background: #1a1816;
  border-color: rgba(246,239,227,0.08);
}

[data-theme="dark"] .meta-field input {
  background: #1e1c1a;
  border-color: rgba(246,239,227,0.12);
  color: #d6d0c4;
}

[data-theme="dark"] .meta-field input:hover {
  border-color: rgba(246,239,227,0.2);
}

[data-theme="dark"] .meta-field input:focus {
  border-color: #ff854a;
  box-shadow: 0 0 0 3px rgba(255,107,53,0.15);
}

[data-theme="dark"] .meta-field label {
  color: #8a8880;
}

[data-theme="dark"] .meta-hint {
  color: #6a6860;
}

[data-theme="dark"] .tag-selector {
  background: #1e1c1a;
  border-color: rgba(246,239,227,0.12);
}

[data-theme="dark"] .tag-chip {
  background: rgba(246,239,227,0.06);
  color: #a8a6a0;
}

[data-theme="dark"] .tag-chip:hover {
  background: rgba(246,239,227,0.1);
}

[data-theme="dark"] .tag-chip.is-selected {
  background: rgba(255,107,53,0.15);
  color: #ff854a;
  border-color: rgba(255,107,53,0.3);
}

[data-theme="dark"] .editor-toolbar {
  background: #1a1816;
  border-color: rgba(246,239,227,0.08);
}

[data-theme="dark"] .editor-toolbar button {
  color: #8a8880;
}

[data-theme="dark"] .editor-toolbar button:hover {
  background: rgba(246,239,227,0.06);
  color: #d6d0c4;
}

[data-theme="dark"] .toolbar-divider {
  background: rgba(246,239,227,0.08);
}

[data-theme="dark"] .pane-header {
  background: #1a1816;
  color: #8a8880;
  border-color: rgba(246,239,227,0.08);
}

[data-theme="dark"] #markdownEditor {
  background: #1e1c1a;
  color: #d6d0c4;
  background-image: linear-gradient(transparent, transparent calc(1.7em - 1px), rgba(246,239,227,0.04) calc(1.7em - 1px));
}

[data-theme="dark"] .preview-content {
  background: #1e1c1a;
}

[data-theme="dark"] .editor-pane--preview {
  background: #1e1c1a;
}

[data-theme="dark"] .editor-pane--preview {
  border-color: rgba(246,239,227,0.08);
}

[data-theme="dark"] .theme-toggle {
  border-color: rgba(246,239,227,0.15);
  color: #a8a6a0;
}

[data-theme="dark"] .theme-toggle:hover {
  background: rgba(246,239,227,0.08);
  border-color: rgba(246,239,227,0.25);
  color: #f6efe3;
}

[data-theme="dark"] .sun-icon { display: none; }
[data-theme="dark"] .moon-icon { display: block; }