/* Hexo 文章编辑器 · 样式 */
:root {
  --bg: #0f1115;
  --bg-2: #14171d;
  --bg-3: #1a1e26;
  --line: #262b35;
  --line-2: #333a47;
  --fg: #e6e8ee;
  --fg-dim: #9aa3b2;
  --fg-faint: #6b7484;
  --accent: #6ea8fe;
  --accent-2: #3d7bfd;
  --accent-2-hover: #4f8bff;
  --accent-soft: rgba(110, 168, 254, .14);
  --accent-line: rgba(110, 168, 254, .4);
  --accent-fg: #b9d3ff;
  --ok: #3ecf8e;
  --warn: #e8b23a;
  --err: #f56565;
  --err-soft: rgba(245, 101, 101, .06);
  --err-fg: #ffb3b3;
  --code-bg: #0b0d11;
  --input-off-bg: #11141a;
  --overlay: rgba(0, 0, 0, .6);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, .5);
  --radius: 8px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: dark;
}

/* 白天模式 */
html[data-theme="light"] {
  --bg: #f5f6f9;
  --bg-2: #ffffff;
  --bg-3: #eef1f6;
  --line: #e3e7ee;
  --line-2: #cdd4e0;
  --fg: #1e2430;
  --fg-dim: #48505f;
  --fg-faint: #78808f;
  --accent: #2f6fed;
  --accent-2: #2f6fed;
  --accent-2-hover: #1c58d2;
  --accent-soft: rgba(47, 111, 237, .1);
  --accent-line: rgba(47, 111, 237, .32);
  --accent-fg: #1b4ba3;
  --ok: #147a52;
  --warn: #96660a;
  --err: #cf3b3b;
  --err-soft: rgba(207, 59, 59, .07);
  --err-fg: #a32828;
  --code-bg: #f2f4f8;
  --input-off-bg: #edf0f5;
  --overlay: rgba(24, 30, 42, .3);
  --shadow-lg: 0 18px 50px rgba(24, 30, 42, .18);
  color-scheme: light;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", Roboto, sans-serif;
  overflow: hidden;
}

#app {
  display: grid;
  grid-template-columns: 320px 1fr;
  height: 100vh;
  transition: grid-template-columns .18s ease;
}
/* 打开文章后侧栏收起，把宽度让给编辑区 */
#app.collapsed { grid-template-columns: 0 1fr; }
#app.collapsed #sidebar { visibility: hidden; }

/* ---------------- 侧栏 ---------------- */
#sidebar {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
  background: var(--bg-2);
  border-right: 1px solid var(--line);
}

.side-tools {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.side-tools .row {
  display: flex;
  gap: 8px;
}
.side-tools .row > * { flex: 1; }

.side-tools input[type="search"],
.side-tools select {
  width: 100%;
  background: var(--bg-3);
  border: 1px solid var(--line);
  color: var(--fg);
  border-radius: 6px;
  padding: 6px 8px;
  font: inherit;
  font-size: 12px;
  outline: none;
}
.side-tools input[type="search"]:focus,
.side-tools select:focus { border-color: var(--accent); }

.chk {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--fg-dim);
  white-space: nowrap;
  flex: 0 0 auto !important;
}

.tag-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  max-height: 96px;
  overflow-y: auto;
}
.tag-filter .tagbtn {
  border: 1px solid var(--line);
  background: var(--bg-3);
  color: var(--fg-dim);
  border-radius: 20px;
  padding: 1px 9px;
  font-size: 11px;
  cursor: pointer;
}
.tag-filter .tagbtn.on {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(110, 168, 254, .1);
}

.post-list {
  list-style: none;
  margin: 0;
  padding: 6px 8px;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}
.post-list li {
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid transparent;
}
.post-list li:hover { background: var(--bg-3); }
.post-list li.active {
  background: rgba(110, 168, 254, .12);
  border-color: rgba(110, 168, 254, .35);
}
.post-list .p-title {
  font-size: 13px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}
.post-list .p-meta {
  display: flex;
  gap: 8px;
  margin-top: 3px;
  font-size: 11px;
  color: var(--fg-faint);
}
.post-list .p-meta .p-tags { color: var(--accent); opacity: .8; }
.post-list li.dirty .p-title::after {
  content: "●";
  color: var(--warn);
  font-size: 10px;
  margin-left: 6px;
  vertical-align: middle;
}

.side-foot {
  display: flex;
  flex-direction: column;
  padding: 8px 14px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  color: var(--fg-faint);
}
.foot-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.save-state {
  font-size: 11px;
  color: var(--fg-faint);
}
.save-state.saved { color: var(--ok); }
.save-state.dirty { color: var(--warn); }

/* 目录连接状态圆点：绿=已连接，红=未连接 */
.dir-dots { display: flex; gap: 10px; }
.dir-dot {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  font-size: 11px;
  color: var(--fg-faint);
  cursor: pointer;
  transition: color .15s;
}
.dir-dot:hover { color: var(--fg); }
.dot-i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--err);
  box-shadow: 0 0 0 2px rgba(245, 101, 101, .16);
  flex: 0 0 auto;
}
.dir-dot.on { color: var(--fg-dim); }
.dir-dot.on .dot-i {
  background: var(--ok);
  box-shadow: 0 0 0 2px rgba(62, 207, 142, .16);
}

/* ---------------- 目录连接引导 ---------------- */
.guide { display: flex; flex-direction: column; gap: 10px; }
.guide-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-3);
}
.guide-row.on { border-color: rgba(62, 207, 142, .45); }
.g-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--err);
  flex: 0 0 auto;
}
.guide-row.on .g-dot { background: var(--ok); }
.guide-txt { flex: 1; min-width: 0; }
.guide-name { font-size: 13px; color: var(--fg); font-weight: 600; }
.guide-sub { margin-top: 2px; font-size: 11.5px; color: var(--fg-faint); line-height: 1.5; word-break: break-all; }
.guide-btns { display: flex; gap: 6px; flex: 0 0 auto; }

/* ---------------- 主区 ---------------- */
#main {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.empty {
  margin: auto;
  max-width: 620px;
  padding: 40px;
  text-align: center;
}
.empty h1 { font-size: 22px; margin: 0 0 8px; }
.empty p { color: var(--fg-dim); }
.empty .steps {
  text-align: left;
  color: var(--fg-dim);
  font-size: 13px;
  line-height: 2;
  margin: 22px auto;
  display: inline-block;
}
.empty code, .empty kbd {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 6px;
  font-family: var(--mono);
  font-size: 12px;
}
.empty .hint { font-size: 12px; color: var(--fg-faint); }
.empty .hint.warn { color: var(--warn); }

.editor {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
  position: relative;
}
.hidden { display: none !important; }

/* 没选文章时：编辑区灰掉、不能操作，只留一个提示 */
.editor.idle .ed-body {
  opacity: .3;
  filter: grayscale(1);
  pointer-events: none;
  user-select: none;
}
.editor.idle .ed-head .ed-actions { opacity: .35; pointer-events: none; }
.idle-hint {
  position: absolute;
  left: 0;
  right: 0;
  top: 45px;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  pointer-events: none;
}
.idle-hint.hidden { display: none !important; }
.idle-title { font-size: 14px; color: var(--fg-dim); margin: 0 0 6px; }
.idle-sub { font-size: 12px; color: var(--fg-faint); margin: 0; }

.ed-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.ed-left {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-self: start;
  min-width: 0;
}
.ed-center {
  display: flex;
  align-items: center;
  gap: 6px;
  justify-self: center;
  min-width: 0;
  position: relative;
}
/* 未保存小圆点脱离布局，保证文件名本身严格居中 */
.ed-center .dot {
  position: absolute;
  right: -13px;
  top: 50%;
  transform: translateY(-50%);
}
#file-name {
  width: clamp(160px, 24vw, 420px);
  min-width: 0;
  background: transparent;
  border: 1px solid transparent;
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 12px;
  text-align: center;
  text-overflow: ellipsis;
  padding: 5px 8px;
  border-radius: 6px;
  outline: none;
}
#file-name:hover { border-color: var(--line); }
#file-name:focus { border-color: var(--accent); background: var(--bg-3); color: var(--fg); }

/* 三段式主题开关：太阳 / 月亮 / 自动 */
.theme-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--bg-3);
}
.theme-switch button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 5px;
  background: none;
  color: var(--fg-faint);
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.theme-switch button:hover { color: var(--fg); }
.theme-switch button.on {
  background: var(--accent-soft);
  color: var(--accent);
}

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: transparent;
  flex: 0 0 auto;
}
.dot.on { background: var(--warn); }

.ed-actions { display: flex; gap: 6px; flex: 0 0 auto; justify-self: end; }

/* ---------------- 按钮 ---------------- */
.btn {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  color: var(--fg);
  border-radius: 6px;
  padding: 6px 12px;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent-2); border-color: var(--accent-2); color: #fff; }
.btn.primary:hover { background: var(--accent-2-hover); }
.btn.danger:hover { border-color: var(--err); color: var(--err); }
.btn.block { width: 100%; }
.btn.tiny { padding: 3px 8px; font-size: 11px; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.btn.on { border-color: var(--accent); color: var(--accent); }

.link {
  background: none;
  border: none;
  color: var(--fg-faint);
  font: inherit;
  font-size: 11px;
  cursor: pointer;
  padding: 0;
}
.link:hover { color: var(--accent); }

/* ---------------- 编辑主体 ---------------- */
.ed-body {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 320px 1fr;
}
.ed-body.no-props { grid-template-columns: 0 1fr; }
.ed-body.no-props .props { display: none; }

.props {
  border-right: 1px solid var(--line);
  overflow-y: auto;
  min-height: 0;
  background: var(--bg-2);
  display: flex;
  flex-direction: column;
}
.props-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--fg-dim);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--bg-2);
  z-index: 2;
}
.fields { padding: 12px 14px; display: flex; flex-direction: column; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field .lbl {
  font-size: 11px;
  color: var(--fg-dim);
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 6px;
}
.field .req { color: var(--err); }
.lock {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-size: 11px;
  opacity: .8;
  filter: grayscale(1);
}
.lock.unlocked { filter: none; }

.field input[type="text"],
.field textarea {
  width: 100%;
  background: var(--bg-3);
  border: 1px solid var(--line);
  color: var(--fg);
  border-radius: 6px;
  padding: 7px 9px;
  font: inherit;
  font-size: 13px;
  outline: none;
  resize: vertical;
}
.field textarea { font-size: 12.5px; line-height: 1.55; min-height: 62px; }
.field input:focus, .field textarea:focus { border-color: var(--accent); }
.field input[disabled] {
  color: var(--fg-faint);
  background: var(--input-off-bg);
  cursor: not-allowed;
  border-style: dashed;
}
.field.invalid input, .field.invalid textarea { border-color: var(--err); }
.msg {
  font-size: 11px;
  font-style: normal;
  color: var(--warn);
  min-height: 0;
}
.msg:empty { display: none; }
.msg.error { color: var(--err); }

.tags-box {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 5px 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  min-height: 34px;
}
.tags-box:focus-within { border-color: var(--accent); }
.tags-box input {
  flex: 1;
  min-width: 90px;
  border: none !important;
  background: none !important;
  padding: 2px 4px !important;
  font-size: 12px;
  color: var(--fg);
  outline: none;
}
.chips { display: contents; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  color: var(--accent-fg);
  border-radius: 20px;
  padding: 1px 4px 1px 9px;
  font-size: 11.5px;
}
.chip button {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  padding: 0 3px;
  opacity: .7;
}
.chip button:hover { opacity: 1; color: var(--err); }

.suggest { display: flex; flex-wrap: wrap; gap: 4px; }
.suggest:empty { display: none; }
.suggest button {
  background: none;
  border: 1px dashed var(--line-2);
  color: var(--fg-faint);
  border-radius: 20px;
  padding: 0 8px;
  font-size: 11px;
  cursor: pointer;
}
.suggest button:hover { color: var(--accent); border-color: var(--accent); }

.cover-row { display: flex; gap: 8px; margin-top: 2px; }
.cover-preview {
  width: 92px;
  height: 58px;
  flex: 0 0 auto;
  border: 1px dashed var(--line-2);
  border-radius: 6px;
  background: var(--bg-3) center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--fg-faint);
  overflow: hidden;
}
.cover-preview.has-img { border-style: solid; }
.cover-btns { display: flex; flex-direction: column; gap: 4px; justify-content: center; }
.cover-btns small { font-size: 10px; color: var(--fg-faint); }

.props-foot {
  margin-top: auto;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 14px;
}
/* 保存状态跟在「预估 abbrlink」右边 */
.props-foot #save-state { margin-left: auto; }
.fm-view {
  margin: 0;
  padding: 10px 14px;
  background: var(--code-bg);
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--fg-dim);
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 260px;
  overflow: auto;
  border-top: 1px solid var(--line);
}

/* ---------------- Markdown 编辑 ---------------- */
.md {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 7px 10px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.tb-group { display: flex; gap: 2px; padding-right: 6px; border-right: 1px solid var(--line); }
.tb-group:last-child { border-right: none; }
.tb-group.right { margin-left: auto; }
.toolbar button {
  background: none;
  border: 1px solid transparent;
  color: var(--fg-dim);
  border-radius: 5px;
  padding: 4px 8px;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
  line-height: 1.2;
}
.toolbar button:hover { background: var(--bg-3); color: var(--fg); border-color: var(--line); }
.toolbar button:active { transform: translateY(1px); }

/* ---------------- 正文：所见即所得（一行一个 div，文本就是原始 markdown） ---------------- */
.body-editor {
  flex: 1;
  width: 100%;
  min-height: 0;
  overflow-y: auto;
  background: var(--bg);
  outline: none;
  color: var(--fg);
  padding: 16px 22px 48px;
  font-family: inherit;
  font-size: 14.5px;
  line-height: 1.85;
  white-space: pre-wrap;
  overflow-wrap: break-word;
  caret-color: var(--accent);
  tab-size: 2;
}
.body-editor:empty::before {
  content: attr(data-placeholder);
  color: var(--fg-faint);
}
.cl {
  min-height: 1.85em;
  white-space: pre-wrap;
  overflow-wrap: break-word;
}
/* 块级样式：光标在这一行时也生效，所以输入 "# " 立刻变标题 */
.cl[data-t="h1"] { font-size: 1.85em; font-weight: 700; line-height: 1.45; margin: .45em 0 .2em; }
.cl[data-t="h2"] { font-size: 1.5em; font-weight: 700; line-height: 1.5; margin: .45em 0 .2em; }
.cl[data-t="h3"] { font-size: 1.28em; font-weight: 600; margin: .4em 0 .15em; }
.cl[data-t="h4"] { font-size: 1.14em; font-weight: 600; margin: .35em 0 .1em; }
.cl[data-t="h5"] { font-size: 1.05em; font-weight: 600; }
.cl[data-t="h6"] { font-size: 1em; font-weight: 600; color: var(--fg-dim); }
.cl[data-t="quote"] {
  border-left: 3px solid var(--line-2);
  padding-left: 12px;
  margin: .3em 0;
  color: var(--fg-dim);
}
.cl[data-t="code"], .cl[data-t="fence"] {
  font-family: var(--mono);
  font-size: .9em;
  background: var(--code-bg);
  color: var(--fg-dim);
  padding: 0 4px;
}
.cl[data-t="fence"] { color: var(--fg-faint); }
.cl[data-t="table"] { font-family: var(--mono); font-size: .9em; color: var(--fg-dim); }

/* 表格：连续多行 | a | b | 拼成一张真表。单元格文字由 ::before + attr() 画出来，
   原文留在隐藏的 span 里 → 读回 markdown 仍然是 | a | b | */
.cl[data-t="table"]:not(.editing) {
  display: grid;
  grid-template-columns: repeat(var(--cols, 2), minmax(0, 1fr));
  min-height: 0;
  font-family: inherit;
  font-size: 13px;
  color: var(--fg);
  border-left: 1px solid var(--line);
}
.cl[data-t="table"]:not(.editing) > .tc {
  padding: 5px 10px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cl[data-t="table"]:not(.editing) > .tc::before { content: attr(data-c); }
.cl[data-t="table"]:not(.editing) > .tc[data-al="center"] { text-align: center; }
.cl[data-t="table"]:not(.editing) > .tc[data-al="right"] { text-align: right; }
.cl[data-t="table"]:not(.editing)[data-head="1"] > .tc {
  background: var(--bg-3);
  font-weight: 600;
  border-top: 1px solid var(--line);
}
/* 分隔行 |---|:--:| 收成一条细线，悬停时张开一点方便点进去改对齐 */
.cl[data-t="table"]:not(.editing)[data-sep="1"] {
  display: block;
  height: 0;
  min-height: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--line-2);
  background: none;
}
.cl[data-t="table"]:not(.editing)[data-sep="1"]:hover {
  height: 8px;
  background: var(--accent-soft);
}
.cl[data-t="html"] { font-family: var(--mono); font-size: .88em; color: var(--fg-dim); opacity: .75; }
.cl[data-t="hr"] { color: var(--fg-faint); letter-spacing: .15em; }
/* 列表/任务的圆点只在「渲染态」出现（正在编辑的那行留着原始 - 号） */
.cl:not(.editing)[data-t="ul"]::before,
.cl:not(.editing)[data-t="task"]::before,
.cl:not(.editing)[data-t="task-done"]::before {
  margin-right: .55em;
  color: var(--fg-faint);
}
.cl:not(.editing)[data-t="ul"]::before { content: '•'; }
.cl:not(.editing)[data-t="task"]::before { content: '☐'; }
.cl:not(.editing)[data-t="task-done"]::before { content: '☑'; color: var(--ok); }

/* 行内：标记在渲染态隐藏，格式直接生效 */
.ed-i[data-i="mk"] { display: none; }
.ed-i[data-i="b"] { font-weight: 700; }
.ed-i[data-i="i"] { font-style: italic; }
.ed-i[data-i="s"] { text-decoration: line-through; color: var(--fg-faint); }
.ed-i[data-i="code"] {
  font-family: var(--mono);
  font-size: .9em;
  background: var(--code-bg);
  border-radius: 4px;
  padding: 1px 5px;
}
.ed-i[data-i="a"] { color: var(--accent); text-decoration: underline; }
/* 图片：真图直接显示；加载不出来才退回「🖼 alt」小徽标 */
.cl .ed-i[data-i="img"] { display: none; }
.cl .ed-i[data-i="img"].show-fallback {
  display: inline-block;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: .92em;
}
.cl .ed-i[data-i="img"].show-fallback::before { content: '🖼 '; }

img.ed-img {
  display: inline-block;
  max-height: 1.6em;
  max-width: 100%;
  vertical-align: -.35em;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--bg-3);
  margin: 0 2px;
}
img.ed-img:not(.ok):not(.bad) { min-width: 46px; min-height: 18px; }
img.ed-img.bad { display: none; }
/* 整行只有一张图 → 大图预览 */
.cl.img-only { margin: .5em 0; }
.cl.img-only img.ed-img {
  display: block;
  max-height: 300px;
  margin: 0 auto;
  border-radius: 6px;
}

/* 视频块：折叠态只显示首行的 iframe 预览，块内其余行（源码）隐藏；
   光标点进去（body.vblock-open）时展开全部源码供编辑 */
.cl[data-vblock]:not([data-vhead]) { display: none; }
#body.vblock-open .cl[data-vblock]:not([data-vhead]) { display: block; }
#body.vblock-open .cl[data-vhead] { display: block; }
.cl[data-vhead] {
  position: relative;
  margin: .6em 0;
}
.ed-video {
  position: relative;
  width: 100%;
  max-width: 640px;
  padding-top: 56.25%;
  margin-top: 2px;
}
.ed-video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg-3);
  pointer-events: none;   /* 纯预览：点击穿透到首行，进入源码编辑 */
}
.ed-video-badge {
  display: inline-block;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 4px;
  padding: 2px 10px;
  font-size: .9em;
}
/* 折叠态在首行左侧加一个「视频块」小标记，提示可点击编辑 */
.cl[data-vhead] .ed-video::after {
  content: '▶ 视频播放器 · 点击编辑源码';
  position: absolute;
  top: 6px;
  right: 8px;
  z-index: 1;
  font-size: 11px;
  color: var(--fg);
  background: var(--overlay);
  padding: 2px 8px;
  border-radius: 4px;
}

.md-foot {
  display: flex;
  justify-content: space-between;
  padding: 5px 14px;
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  font-size: 11px;
  color: var(--fg-faint);
}

/* ---------------- 弹窗 / 提示 ---------------- */
.modal {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal-box {
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: 10px;
  width: min(560px, 92vw);
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}
.modal-box header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  font-weight: 600;
}
.modal-body { padding: 16px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; }
.modal-body .field .lbl { font-family: var(--mono); }
.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
}
.modal-body .tip { font-size: 12px; color: var(--fg-faint); line-height: 1.6; }
.modal-body .tip code { font-family: var(--mono); background: var(--bg-3); padding: 1px 4px; border-radius: 3px; }
.modal-body .seg { display: flex; gap: 6px; }
.modal-body .seg button {
  flex: 1;
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  color: var(--fg-dim);
  border-radius: 6px;
  padding: 8px;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}
.modal-body .seg button.on { border-color: var(--accent); color: var(--accent); background: rgba(110,168,254,.1); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%) translateY(14px);
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  color: var(--fg);
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 12.5px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s, transform .18s;
  z-index: 200;
  max-width: 80vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { border-color: var(--err); color: var(--err-fg); }
.toast.ok { border-color: var(--ok); }

.drop-hint {
  position: fixed;
  inset: 0;
  background: var(--accent-soft);
  border: 3px dashed var(--accent);
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--accent-fg);
  z-index: 150;
  pointer-events: none;
}
.drop-hint.on { display: flex; }

/* ---------------- 窄屏 ---------------- */
@media (max-width: 1100px) {
  #app { grid-template-columns: 250px 1fr; }
  .ed-body { grid-template-columns: 270px 1fr; }
}
@media (max-width: 860px) {
  #app { grid-template-columns: 1fr; }
  #sidebar { display: none; }
  #sidebar.show { display: flex; position: fixed; inset: 0 auto 0 0; width: 300px; z-index: 50; }
  .ed-body { grid-template-columns: 1fr; }
  .props { position: fixed; inset: 0 0 0 0; z-index: 40; }
}