/* ============================================
   editor.css — EasyMDE 客製化 + 預覽區
   ============================================ */

/* ---- EDITOR WRAPPER ---- */
.editor-wrapper {
  display: flex;
  height: calc(100vh - var(--ios-banner-height, 0px) - var(--navbar-height) - var(--tabs-height) - var(--status-height));
  height: calc(100dvh - var(--ios-banner-height, 0px) - var(--navbar-height) - var(--tabs-height) - var(--status-height));
  overflow: hidden;
}

.editor-pane {
  flex: 1;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-right: 1px solid var(--color-border);
}

.preview-pane {
  flex: 1;
  overflow-y: auto;
  background: var(--color-bg);
}

.preview-content {
  padding: 24px 32px;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.75;
  font-size: 15px;
}

/* ---- TYPOGRAPHY PRESETS ---- */
/* Default: no data-typo attribute — existing .preview-content styles apply */

.preview-content[data-typo="reading"] {
  font-size: 17px;
  line-height: 1.95;
  max-width: 660px;
  font-family: 'Georgia', 'Noto Serif TC', 'Times New Roman', serif;
}

.preview-content[data-typo="compact"] {
  font-size: 13px;
  line-height: 1.55;
  max-width: 960px;
}

.preview-content[data-typo="document"] {
  font-size: 15px;
  line-height: 1.85;
  max-width: 720px;
  font-family: 'Georgia', 'Noto Serif TC', 'Times New Roman', serif;
}

.preview-content[data-typo="wide"] {
  font-size: 15px;
  line-height: 1.75;
  max-width: 100%;
  padding: 24px 40px;
}

/* ---- EASYMDE OVERRIDES ---- */
.EasyMDEContainer {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.EasyMDEContainer .CodeMirror {
  flex: 1;
  height: 100%;
  background: var(--color-surface);
  color: var(--color-text);
  border: none;
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  padding: 12px 16px;
}

.EasyMDEContainer .CodeMirror-scroll {
  padding-bottom: 60px;
}

.editor-toolbar {
  background: var(--color-navbar) !important;
  border-bottom: 1px solid var(--color-border) !important;
  border-top: none !important;
  padding: 4px 8px !important;
}
.editor-toolbar button {
  color: var(--color-text-muted) !important;
  border: none !important;
  background: none !important;
}
.editor-toolbar button:hover,
.editor-toolbar button.active {
  background: var(--color-btn-hover) !important;
  color: var(--color-accent) !important;
  border-radius: var(--radius) !important;
}
.editor-toolbar i.separator {
  border-color: var(--color-border) !important;
}
/* 自訂工具列按鈕：用 Unicode 字元取代 FA 圖示，避免 bundle 缺字問題 */
.editor-toolbar button.md-mermaid-icon::before,
.editor-toolbar button.md-shortcuts-icon::before {
  font-family: var(--font-ui);
  font-style: normal;
  font-size: 15px;
  line-height: 1;
}
.editor-toolbar button.md-checklist-icon::before { content: '☑'; }
.editor-toolbar button.md-mermaid-icon::before   { content: '⬡'; }
.editor-toolbar button.md-shortcuts-icon::before { content: '⌨'; }

.CodeMirror-cursor { border-left-color: var(--color-accent) !important; }
.CodeMirror-selected { background: rgba(124,106,247,0.2) !important; }
.CodeMirror-line::selection,
.CodeMirror-line > span::selection,
.CodeMirror-line > span > span::selection { background: rgba(124,106,247,0.25) !important; }

/* ---- PREVIEW MARKDOWN STYLES ---- */
.preview-content h1,
.preview-content h2,
.preview-content h3,
.preview-content h4,
.preview-content h5,
.preview-content h6 {
  color: var(--color-heading, var(--color-text));
  margin: 1.4em 0 0.6em;
  line-height: 1.3;
  font-weight: 600;
}
.preview-content h1 { font-size: 2em; border-bottom: 1px solid var(--color-border); padding-bottom: 0.3em; }
.preview-content h2 { font-size: 1.5em; border-bottom: 1px solid var(--color-border); padding-bottom: 0.2em; }
.preview-content h3 { font-size: 1.25em; }

.preview-content p { margin: 0.75em 0; }

.preview-content a { color: var(--color-accent); text-decoration: none; }
.preview-content a:hover { text-decoration: underline; }

.preview-content code {
  background: rgba(255,255,255,0.07);
  border-radius: 3px;
  padding: 2px 6px;
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: #e06c75;
}

.preview-content pre {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  overflow-x: auto;
  margin: 1em 0;
}
.preview-content pre code {
  background: none;
  padding: 0;
  color: var(--color-text);
  font-size: 13px;
}

.preview-content blockquote {
  border-left: 4px solid var(--color-accent);
  margin: 1em 0;
  padding: 8px 16px;
  background: rgba(124,106,247,0.08);
  color: var(--color-text-muted);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.preview-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
  font-size: 14px;
}
.preview-content th {
  background: var(--color-surface);
  color: var(--color-text);
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  text-align: left;
}
.preview-content td {
  padding: 7px 12px;
  border: 1px solid var(--color-border);
}
.preview-content tr:nth-child(even) td { background: rgba(255,255,255,0.03); }

.preview-content ul,
.preview-content ol {
  padding-left: 1.5em;
  margin: 0.5em 0;
}
.preview-content li { margin: 0.3em 0; }

.preview-content hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 1.5em 0;
}

.preview-content img {
  max-width: 100%;
  border-radius: var(--radius);
}

/* ---- OUTLINE PANEL ---- */
.outline-panel {
  width: 220px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-right: 1px solid var(--color-border);
  background: var(--color-surface);
  /* 預設收起：向左移出畫面，不佔 layout 空間 */
  margin-left: -220px;
  transition: margin-left 0.28s ease;
}

.outline-panel.outline-open {
  margin-left: 0;
}

.outline-header {
  padding: 7px 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: var(--color-navbar);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.outline-body {
  flex: 1;
  overflow-y: auto;
  padding: 6px 0;
}

.outline-empty {
  padding: 12px 14px;
  font-size: 12px;
  color: var(--color-text-muted);
  font-style: italic;
}

.outline-item {
  display: block;
  width: 100%;
  padding: 4px 14px;
  text-align: left;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 13px;
  font-family: var(--font-ui);
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background var(--transition), color var(--transition);
}
.outline-item:hover {
  background: var(--color-btn-hover);
  color: var(--color-accent);
}
.outline-item[data-level="1"] { padding-left: 14px; font-weight: 600; }
.outline-item[data-level="2"] { padding-left: 24px; }
.outline-item[data-level="3"] { padding-left: 34px; font-size: 12px; }
.outline-item[data-level="4"] { padding-left: 44px; font-size: 12px; color: var(--color-text-muted); }
.outline-item[data-level="5"] { padding-left: 54px; font-size: 11px; color: var(--color-text-muted); }
.outline-item[data-level="6"] { padding-left: 64px; font-size: 11px; color: var(--color-text-muted); }

/* ---- SHORTCUTS PANEL ---- */
.shortcuts-panel {
  position: fixed;
  top: 90px;
  right: 20px;
  z-index: 500;
  min-width: 280px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  font-size: 13px;
  font-family: var(--font-ui);
}

.shortcuts-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 12px;
  background: var(--color-navbar);
  border-bottom: 1px solid var(--color-border);
  border-radius: var(--radius) var(--radius) 0 0;
  cursor: move;
  user-select: none;
  color: var(--color-text);
  font-weight: 600;
}

.shortcuts-panel-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  color: var(--color-text-muted);
  padding: 0 2px;
  transition: color var(--transition);
}
.shortcuts-panel-close:hover { color: var(--color-text); }

.shortcuts-panel-body { padding: 6px 0; }

.shortcuts-panel table {
  width: 100%;
  border-collapse: collapse;
}

.shortcuts-panel td {
  padding: 4px 12px;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.shortcuts-panel .shortcuts-key {
  text-align: right;
}

.shortcuts-panel kbd {
  display: inline-block;
  padding: 1px 5px;
  border: 1px solid var(--color-border);
  border-bottom-width: 2px;
  border-radius: 3px;
  background: var(--color-btn);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text);
  line-height: 1.6;
}

.shortcuts-plus {
  color: var(--color-text-muted);
  font-size: 11px;
  padding: 0 1px;
}

.shortcuts-sep td {
  padding: 3px 0;
  border-top: 1px solid var(--color-border);
}

/* ---- MERMAID ---- */
.mermaid-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  margin: 1em 0;
  overflow: auto;
  text-align: center;
}
.mermaid-wrapper svg {
  max-width: 100%;
  height: auto;
  overflow: visible;
  display: block;
  margin: 0 auto;
}
.mermaid-error {
  color: var(--color-danger);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 8px;
  background: rgba(224,92,92,0.1);
  border-radius: var(--radius);
}