:root {
  color-scheme: light;
  --bg: #f6f7f4;
  --panel: #ffffff;
  --line: #d9ded4;
  --line-soft: #edf0eb;
  --text: #20251f;
  --muted: #697066;
  --accent: #176b5f;
  --accent-soft: #dceee8;
  --node-active-bg: rgba(220, 238, 232, 0.4);
  --node-search-match-bg: rgba(185, 246, 210, 0.1);
  --accent-blue: #1a73e8;
  --danger: #b42318;
  --focus: #f2c14e;
  --topbar-bg: rgba(255, 255, 255, 0.94);
  --overlay: rgba(32, 37, 31, 0.36);
  --shadow: rgba(32, 37, 31, 0.14);
  --shadow-strong: rgba(32, 37, 31, 0.18);
  --input-bg: #ffffff;
  --result-bg: #fafbf9;
  --success-text: #14543d;
  --success-bg: #edf8f2;
  --success-line: #a9d9c0;
  --error-bg: #fff0ee;
  --error-line: #f5b4ad;
  --warning-text: #8a5c00;
  --tag-bg: #f4faf7;
  --tag-line: #c8d7d1;
  --tag-text: #14543d;
  --highlight-strong: rgba(255, 235, 59, 0.3);
}

body[data-theme="dark"] {
  color-scheme: dark;
  --bg: #171a1f;
  --panel: #20242b;
  --line: #3a414c;
  --line-soft: #2b313a;
  --text: #e8eaed;
  --muted: #a8b0ba;
  --accent: #55c2ad;
  --accent-soft: #183a36;
  --node-active-bg: rgba(24, 58, 54, 0.4);
  --accent-blue: #8ab4f8;
  --danger: #ffb4ab;
  --focus: #f2c14e;
  --topbar-bg: rgba(32, 36, 43, 0.94);
  --overlay: rgba(0, 0, 0, 0.58);
  --shadow: rgba(0, 0, 0, 0.4);
  --shadow-strong: rgba(0, 0, 0, 0.5);
  --input-bg: #171a1f;
  --result-bg: #171a1f;
  --success-text: #9ad9b6;
  --success-bg: #173526;
  --success-line: #2e6147;
  --error-bg: #3f1b18;
  --error-line: #7b3831;
  --warning-text: #f5c96b;
  --tag-bg: #183a36;
  --tag-line: #376960;
  --tag-text: #9de0d0;
  --highlight-strong: rgba(242, 193, 78, 0.2);
}

* {
  box-sizing: border-box;
}

:root {
  --node-text-font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

body.has-modal {
  overflow: hidden;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  border-radius: 6px;
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
.node-text:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-grid {
  width: min(440px, 100%);
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.auth-grid[data-active-panel="login"] .register-panel {
  display: none;
}

.auth-grid[data-active-panel="register"] .login-panel:not(.register-panel) {
  display: none;
}

.auth-toggle {
  text-align: center;
  font-size: 14px;
  color: var(--muted);
  margin-top: 8px;
}

.auth-toggle a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.auth-toggle a:hover {
  text-decoration: underline;
}

.login-panel {
  width: 100%;
  display: grid;
  gap: 16px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 12px 30px rgba(32, 37, 31, 0.08);
}

.login-panel h1 {
  margin: 0;
  font-size: 22px;
}

.login-panel h2 {
  margin: 0;
  font-size: 20px;
}

.login-note {
  margin: 0;
  color: var(--muted);
}

.error-message {
  margin: 0;
  padding: 10px 12px;
  color: var(--danger);
  background: var(--error-bg);
  border: 1px solid var(--error-line);
  border-radius: 6px;
}

.success-message {
  margin: 0;
  padding: 10px 12px;
  color: var(--success-text);
  background: var(--success-bg);
  border: 1px solid var(--success-line);
  border-radius: 6px;
}

.auth-subform {
  display: grid;
  gap: 12px;
}

.auth-subform + .auth-subform {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.login-panel label {
  display: grid;
  gap: 6px;
  color: var(--muted);
}

.login-panel input {
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--input-bg);
  color: var(--text);
}

.login-panel .remember-me-checkbox-container {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  margin: 4px 0 8px 0;
  user-select: none;
}

.login-panel .remember-me-checkbox-container input[type="checkbox"] {
  min-height: auto;
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.login-panel button {
  min-height: 38px;
  padding: 7px 12px;
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

@media (max-width: 760px) {
  .auth-grid {
    grid-template-columns: 1fr;
  }
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 310;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--line);
  background: var(--topbar-bg);
  backdrop-filter: blur(10px);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.topbar-publish-icon {
  font-size: 16px;
  cursor: default;
}

.topbar-file-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.readonly-badge {
  appearance: none;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: underline;
  text-underline-offset: 2px;
  white-space: nowrap;
  cursor: pointer;
}

.readonly-badge:hover,
.readonly-badge:focus-visible {
  color: var(--accent-blue);
}

.topbar-search-container {
  position: relative;
  flex-grow: 1;
  max-width: 480px;
  margin: 0 8px;
}

.topbar-search-container .search-input {
  width: 100%;
  height: 36px;
  padding: 0 32px 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  outline: none;
}

.topbar-search-container .search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(66, 133, 244, 0.2);
}

.search-clear-button {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  padding: 0;
  background: var(--line-soft);
  border: none;
  border-radius: 50%;
  color: var(--muted);
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  line-height: 1;
  transition: background 0.2s ease, color 0.2s ease;
}

.search-clear-button:hover {
  background: var(--line);
  color: var(--text);
}

.search-clear-button[hidden] {
  display: none;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.save-status {
  margin: 1px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.save-status[data-mode="error"] {
  color: var(--danger);
}

.save-status[data-mode="dirty"],
.save-status[data-mode="saving"] {
  color: var(--warning-text);
}

.topbar-menu {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-search-button {
  width: 36px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  font-size: 16px;
  line-height: 1;
}

.topbar-tag-button {
  width: 36px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  font-size: 18px;
  line-height: 1;
  font-weight: bold;
}

.menu-toggle-button {
  width: 36px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  font-size: 20px;
  line-height: 1;
}

.topbar-menu-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 230px;
  max-height: calc(100vh - 72px);
  overflow-y: auto;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 12px 30px var(--shadow);
}

.menu-item-button {
  width: 100%;
  min-height: 36px;
  padding: 7px 10px;
  text-align: left;
  border-color: transparent;
  background: transparent;
}

.menu-item-button:hover {
  background: var(--accent-soft);
  border-color: transparent;
}

.menu-separator {
  height: 1px;
  margin: 5px 4px;
  background: var(--line-soft);
}

.menu-plugins-group:not(:has(button:not([hidden]))) {
  display: none;
}

.menu-plugins-group:not(:has(button:not([hidden]))) + .menu-separator {
  display: none;
}

.file-picker-open-button {
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.menu-item-form {
  margin: 0;
}

.menu-item-form {
  border-top: 1px solid var(--line-soft);
  padding-top: 4px;
  margin-top: 4px;
}

.user-name {
  color: var(--muted);
  font-size: 14px;
}

.secondary-button {
  min-height: 34px;
  padding: 5px 10px;
}

.editor-shell {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: 14px 12px 32px;
}

.outline {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  overflow: visible;
}

.file-picker-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.file-picker-panel[hidden] {
  display: none;
}

.plugin-popup-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.tag-browser-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.root-jump-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.root-jump-panel[hidden] {
  display: none;
}

.root-jump-dialog {
  width: min(640px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.root-jump-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.root-jump-header h2 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.25;
}

.root-jump-description {
  margin: 4px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.4;
}

.root-jump-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  color: var(--muted);
  border: none;
  background: transparent;
  font-size: 1.5rem;
  cursor: pointer;
  border-radius: 4px;
}

.root-jump-close-button:hover {
  background: var(--surface-hover);
  color: var(--fg);
}

.root-jump-content {
  overflow-y: auto;
  padding: 18px;
}

.root-jump-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.search-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 70px 18px 18px;
  background: var(--overlay);
}

.import-export-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.settings-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.manual-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.change-design-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.node-actions-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}

.outline-info-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--overlay);
}


.plugin-popup-panel[hidden] {
  display: none;
}

.tag-browser-panel[hidden] {
  display: none;
}

.search-panel[hidden] {
  display: none;
}

.import-export-panel[hidden] {
  display: none;
}

.settings-panel[hidden] {
  display: none;
}

.manual-panel[hidden] {
  display: none;
}

.change-design-panel[hidden] {
  display: none;
}

.node-actions-panel[hidden] {
  display: none;
}

.outline-info-panel[hidden] {
  display: none;
}


.file-picker-dialog {
  width: min(620px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.plugin-popup-dialog {
  width: min(720px, 100%);
  max-height: min(760px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.tag-browser-dialog {
  width: min(640px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.search-dialog {
  width: min(640px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.outline-info-dialog {
  width: min(420px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.import-export-dialog {
  width: min(760px, 100%);
  max-height: min(820px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.settings-dialog {
  width: min(680px, 100%);
  max-height: min(820px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.manual-dialog {
  width: min(640px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.manual-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.manual-header h2 {
  margin: 0;
  font-size: 18px;
}

.manual-close-button {
  padding: 0;
  width: 32px;
  height: 32px;
  font-size: 24px;
  line-height: 1;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: background-color 0.15s, color 0.15s;
}

.manual-close-button:hover {
  background: var(--hover);
  color: var(--text);
}

.manual-content {
  padding: 24px;
  overflow-y: auto;
  line-height: 1.6;
}

.manual-content h1 {
  display: none;
}

.manual-content h2,
.manual-content h3 {
  margin-top: 24px;
  margin-bottom: 12px;
  font-size: 16px;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
  padding-bottom: 6px;
  color: var(--text);
}

.manual-content h2:first-of-type,
.manual-content h3:first-of-type {
  margin-top: 0;
}


.manual-content p {
  margin-top: 0;
  margin-bottom: 16px;
  color: var(--text);
}

.manual-content ul {
  margin-top: 0;
  margin-bottom: 16px;
  padding-left: 20px;
}

.manual-content li {
  margin-bottom: 8px;
  color: var(--text);
}

.manual-content code {
  font-family: var(--font-mono);
  background: var(--hover);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}


.file-picker-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.plugin-popup-header,
.tag-browser-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.search-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.import-export-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.outline-info-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.file-picker-header h2 {
  margin: 0;
  font-size: 18px;
}

.plugin-popup-header h2,
.tag-browser-dialog-header h2 {
  margin: 0;
  font-size: 18px;
}

.search-dialog-header h2 {
  margin: 0;
  font-size: 18px;
}

.import-export-header h2 {
  margin: 0;
  font-size: 18px;
}

.settings-header h2 {
  margin: 0;
  font-size: 18px;
}

.outline-info-header h2 {
  margin: 0;
  font-size: 18px;
}

.file-picker-current {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.file-picker-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  color: var(--muted);
}

.plugin-popup-close-button,
.tag-browser-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  color: var(--muted);
}

.search-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  color: var(--muted);
}

.import-export-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  color: var(--muted);
}

.settings-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  color: var(--muted);
}

.outline-info-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  color: var(--muted);
}

.file-picker-list {
  overflow: auto;
  padding: 10px 12px 14px;
}

.settings-content {
  min-height: 0;
  overflow: auto;
}

.plugin-popup-content {
  overflow: auto;
  padding: 16px;
}

.tag-browser-content {
  overflow: auto;
  padding: 14px 16px 16px;
}

.tag-browser-description {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.search-content {
  overflow: auto;
  padding: 14px 16px 16px;
}

.outline-info-content {
  overflow: auto;
  margin: 0;
  padding: 12px 16px 16px;
}

.outline-info-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.outline-info-row[hidden] {
  display: none;
}

.outline-info-row:last-child {
  border-bottom: none;
}

.outline-info-row dt {
  color: var(--muted);
}

.outline-info-row dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
  text-align: right;
  overflow-wrap: anywhere;
}

.outline-info-url-cell {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.outline-info-url-value {
  max-width: 100%;
  color: var(--muted);
  font-size: 0.9em;
}

.search-description {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.search-header {
  display: flex;
  margin-bottom: 14px;
}

.search-input {
  width: 100%;
  min-height: 38px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--input-bg);
  color: var(--text);
  font-family: inherit;
  font-size: 16px;
}

.search-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-alpha);
}

.tag-browser-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.tag-list {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-chip,
.tag-filter-clear-button,
.tag-inline {
  min-height: 30px;
  padding: 4px 9px;
  border-color: var(--tag-line);
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 14px;
  font-weight: 600;
}

.tag-chip[aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.tag-count {
  display: inline-grid;
  min-width: 20px;
  height: 20px;
  place-items: center;
  margin-left: 6px;
  padding: 0 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--accent);
  font-size: 12px;
}

.tag-chip[aria-pressed="true"] .tag-count {
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
}

.tag-filter-clear-button {
  white-space: nowrap;
}

.tag-results {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.tag-results[hidden] {
  display: none;
}

.tag-results h3 {
  margin: 0;
  font-size: 15px;
}

.search-results {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.search-results[hidden] {
  display: none;
}

.search-results h3 {
  margin: 0;
  font-size: 15px;
}

.tag-result-list {
  display: grid;
  gap: 7px;
}

.tag-result-item {
  width: 100%;
  display: grid;
  gap: 2px;
  padding: 8px 10px;
  text-align: left;
  border-color: var(--line);
}

.tag-result-item:hover,
.tag-result-item:focus-visible {
  background: var(--accent-soft);
}

.tag-result-text,
.tag-result-path {
  min-width: 0;
  overflow-wrap: anywhere;
}

.tag-result-text {
  font-weight: 600;
}

.tag-result-path {
  color: var(--muted);
  font-size: 12px;
}

.search-highlight {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 0 2px;
  border-radius: 2px;
}

.tag-empty {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.import-export-content {
  min-height: 0;
  overflow: auto;
  padding: 16px;
}

.import-export-section {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.import-export-section:last-child {
  margin-bottom: 0;
}

.import-export-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.import-export-section h3 {
  margin: 0;
  font-size: 15px;
}

.settings-section {
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.settings-section h3 {
  margin: 0 0 10px;
  font-size: 15px;
}

.settings-plugin-list {
  display: grid;
  gap: 6px;
}

.settings-field-row {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

.settings-field-row select {
  min-height: 38px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
  font-size: 16px;
}

.settings-plugin-row {
  min-height: 42px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.settings-plugin-toggle {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.settings-node-plugin-toggle {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

#settings-autocomplete-enabled {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.settings-plugin-item {
  margin-bottom: 10px;
}

.settings-plugin-desc {
  flex-basis: 100%;
  margin: 0 0 0 28px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}

.settings-empty {
  margin: 0;
  color: var(--muted);
}

.settings-footer {
  position: sticky;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  background: var(--panel);
}

.settings-status {
  min-width: 0;
  color: var(--muted);
  font-size: 13px;
}

.settings-status[data-mode="error"] {
  color: var(--danger);
}

.settings-footer button {
  min-height: 36px;
  padding: 6px 14px;
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.plugin-popup-content > :first-child {
  margin-top: 0;
}

.plugin-popup-content > :last-child {
  margin-bottom: 0;
}

.shortcut-help {
  overflow-x: auto;
}

.shortcut-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.shortcut-table th,
.shortcut-table td {
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.shortcut-table tr:last-child th,
.shortcut-table tr:last-child td {
  border-bottom: 0;
}

.shortcut-table th {
  width: 1%;
  padding-right: 18px;
  color: var(--text);
  font-weight: 600;
  white-space: nowrap;
}

.shortcut-table td {
  color: var(--muted);
}

.shortcut-table kbd {
  display: inline-block;
  min-width: 24px;
  padding: 2px 6px;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  background: var(--bg);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.4;
  text-align: center;
}

.plugin-api-form {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 10px;
}

.plugin-api-form label {
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 13px;
}

.plugin-api-form input {
  width: 96px;
  min-height: 36px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.plugin-api-form button {
  min-height: 36px;
  padding: 6px 12px;
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.plugin-api-form .plugin-secondary-button {
  background: var(--panel);
  border-color: var(--line);
  color: var(--text);
}

.plugin-api-form button:disabled {
  opacity: 0.5;
  cursor: default;
}

.plugin-api-result {
  margin-top: 14px;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--result-bg);
  overflow-wrap: anywhere;
}

.plugin-api-result[data-mode="error"] {
  color: var(--danger);
  background: var(--error-bg);
  border-color: var(--error-line);
}

.bible-plugin {
  display: grid;
  gap: 14px;
}

.bible-plugin-status {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.bible-plugin-status[data-mode="error"] {
  color: var(--danger);
}

.bible-plugin-status[data-mode="saved"] {
  color: var(--accent);
}

.bible-book-table-wrap {
  overflow-x: auto;
}

.bible-book-table-wrap[hidden] {
  display: none;
}

.bible-book-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 4px;
  font-size: 13px;
}

.bible-book-table td {
  padding: 0;
}

.bible-book-button,
.bible-book-back-button,
.bible-chapter-button,
.bible-insert-button {
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
}

.bible-book-button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: flex-start;
  padding: 6px 8px;
  white-space: nowrap;
}

.bible-book-button:hover,
.bible-book-button:focus-visible,
.bible-book-back-button:hover,
.bible-book-back-button:focus-visible,
.bible-chapter-button:hover,
.bible-chapter-button:focus-visible,
.bible-insert-button:hover,
.bible-insert-button:focus-visible {
  border-color: var(--accent);
}

.bible-book-button.is-selected,
.bible-chapter-button.is-selected {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.bible-book-code {
  min-width: 32px;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.bible-chapter-panel,
.bible-verse-panel {
  display: grid;
  gap: 10px;
}

.bible-chapter-panel[hidden] {
  display: none;
}

.bible-chapter-panel h3,
.bible-verse-panel h3 {
  margin: 0;
  font-size: 15px;
}

.bible-chapter-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.bible-chapter-button {
  min-width: 38px;
  padding: 5px 8px;
}

.bible-book-back-button {
  justify-self: start;
  padding: 5px 10px;
  background: var(--panel);
}

.bible-verses {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.bible-verses li {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: start;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.bible-insert-button {
  padding: 4px 9px;
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.bible-insert-button:disabled {
  opacity: 0.55;
  cursor: default;
}

.bible-verse-number {
  min-width: 24px;
  color: var(--muted);
  font-weight: 600;
}

.bible-verse-body {
  min-width: 0;
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.file-group {
  margin: 0 0 14px;
}

.file-group:last-child {
  margin-bottom: 0;
}

.file-group-title {
  margin: 0 0 6px;
  padding: 0 4px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

.file-group-list {
  display: grid;
  gap: 4px;
}

.file-picker-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px;
}

.file-picker-item {
  width: 100%;
  min-height: 42px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  text-align: left;
  border-color: transparent;
  background: transparent;
}

.file-picker-item:hover,
.file-picker-item:focus-visible {
  border-color: transparent;
  background: var(--accent-soft);
}

.file-picker-item[aria-current="true"] {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 650;
}

.file-picker-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-picker-public-icon {
  display: inline-flex;
  width: 1.4em;
  flex: 0 0 auto;
  justify-content: center;
  font-size: 0.95em;
  line-height: 1;
}

.file-picker-meta {
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
  white-space: nowrap;
}

.file-picker-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.file-picker-action {
  min-height: 32px;
  padding: 4px 8px;
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 12px;
  white-space: nowrap;
}

.file-picker-action:hover,
.file-picker-action:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.file-picker-create-item {
  width: 100%;
  min-height: 42px;
  margin-top: 8px;
  padding: 8px 10px;
  text-align: left;
  border-color: transparent;
  background: transparent;
  color: var(--accent);
  font-weight: 650;
}

.file-picker-create-item:hover,
.file-picker-create-item:focus-visible {
  border-color: transparent;
  background: var(--accent-soft);
}

.file-picker-empty {
  margin: 0;
  padding: 16px 4px;
  color: var(--muted);
}

.node {
  --indent: calc(var(--depth) * 24px);
  --level-step: 24px;
  min-height: 38px;
  position: relative;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  align-items: start;
  gap: 4px;
  padding: 3px 6px 3px calc(8px + var(--indent));
  user-select: none;
  transition: background-color 140ms ease-out, box-shadow 140ms ease-out;
}

.node::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 8px;
  width: var(--indent);
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to right,
    transparent 0,
    transparent calc(var(--level-step) / 2 - 1px),
    var(--line) calc(var(--level-step) / 2 - 1px),
    var(--line) calc(var(--level-step) / 2),
    transparent calc(var(--level-step) / 2),
    transparent var(--level-step)
  );
}

.node:last-child {
  border-bottom: 0;
}

.node.is-active {
  background: var(--node-active-bg);
}

.node:hover,
.node.is-active {
  position: relative;
  z-index: 100;
}

.node:has(.node-menu-panel:not([hidden])) {
  position: relative;
  z-index: 260;
}

.toggle-button,
.icon-button {
  width: 28px;
  min-width: 28px;
  height: 28px;
  padding: 0;
  margin-top: 2px;
  display: inline-grid;
  place-items: center;
  border-color: transparent;
  background: transparent;
}

.toggle-button {
  color: var(--text);
  font-size: 16px;
  font-weight: 800;
  line-height: 1;
  transition: background-color 140ms ease-out;
}

.toggle-button:not(:disabled):hover {
  background: var(--accent-soft);
}

.toggle-button .node-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.toggle-button .node-icon svg {
  width: 18px;
  height: 18px;
  display: block;
}

.toggle-button.is-leaf {
  color: var(--muted);
  opacity: 0.5;
}

.toggle-button:disabled {
  cursor: default;
}

.node.is-revealed-by-toggle {
  animation: node-reveal 180ms ease-out both;
  animation-delay: calc(var(--reveal-index, 0) * 16ms);
}

.node-text {
  min-height: 30px;
  padding: 3px 4px;
  border-radius: 4px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  user-select: text;
  font-size: var(--node-text-font-size);
}

.node-text.is-markdown-header {
  color: var(--accent-blue);
  font-weight: 700;
}

.node-text.is-markdown-blockquote {
  border-left: 4px solid var(--line);
  padding-left: 8px;
  color: var(--muted);
}

.node-text strong {
  font-weight: 700;
  background: linear-gradient(transparent 60%, var(--highlight-strong) 60%);
  padding: 0 2px;
}

body[data-theme="dark"] .node-text strong {
  background: linear-gradient(transparent 70%, #f5c21155 60%) !important;
  color: #f7d060 !important;
  text-decoration: none !important;
}

.node-text code {
  font-family: ui-monospace, SFMono-Regular, SF Mono, Menlo, Monaco, Consolas, monospace;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 4px;
  font-size: 0.9em;
}

.node-text .md-link {
  color: var(--accent-blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.node-text .md-marker {
  opacity: 0.35;
  font-weight: normal;
}

.node-text .md-date-marker {
  color: var(--muted);
  opacity: 0.65;
  font-weight: 400;
}

.node-text .tag-inline {
  min-height: 24px;
  margin: 0 1px;
  padding: 1px 6px;
  vertical-align: baseline;
  font-size: 0.92em;
}

.node-text:empty::before {
  content: " ";
}

.node-actions {
  position: absolute;
  right: 8px;
  left: auto;
  bottom: 5px;
  display: flex;
  gap: 2px;
  opacity: 0;
  z-index: 150;
  pointer-events: none;
}

.node:hover .node-actions {
  opacity: 0.3;
  pointer-events: auto;
}

.node.is-active .node-actions,
.node-actions:has(.node-menu-panel:not([hidden])),
.node-actions:focus-within {
  opacity: 1;
  pointer-events: auto;
}

.node-menu-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  left: auto;
  z-index: 270;
  display: flex;
  gap: 3px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 12px 24px var(--shadow);
}

.node-menu-panel[hidden] {
  display: none;
}

.node-menu-panel.is-above {
  top: auto;
  bottom: calc(100% + 8px);
}

.node-menu-item {
  width: 32px;
  min-width: 32px;
  height: 32px;
  padding: 0;
  display: inline-grid;
  place-items: center;
  font-size: 18px;
  line-height: 1;
  border-color: transparent;
  background: transparent;
}

.node-menu-item:hover,
.node-menu-item:focus-visible {
  background: var(--accent-soft);
  border-color: transparent;
}

.node-menu-item.is-danger {
  color: var(--danger);
}

.node-menu-item.is-danger:hover,
.node-menu-item.is-danger:focus-visible {
  background: rgba(180, 35, 24, 0.1);
}

.node-move-target-panel {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  left: auto;
  z-index: 280;
  width: min(240px, calc(100vw - 32px));
  max-height: 220px;
  overflow: auto;
  display: grid;
  gap: 2px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 12px 24px var(--shadow);
}

.node-move-target-panel[hidden] {
  display: none;
}

.node-move-target-panel.is-above {
  top: auto;
  bottom: calc(100% + 6px);
}

.node-move-target-button {
  min-height: 34px;
  width: 100%;
  justify-content: flex-start;
  padding: 6px 10px;
  border-color: transparent;
  background: transparent;
  color: var(--text);
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.node-move-target-button:hover,
.node-move-target-button:focus-visible {
  background: var(--accent-soft);
  border-color: transparent;
}

.node-move-target-empty {
  padding: 8px 10px;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.public-app-shell .topbar {
  grid-template-columns: minmax(0, 1fr) auto;
}

.public-login-link,
.public-copy-login-link {
  color: var(--accent-strong);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.public-login-link:hover,
.public-copy-login-link:hover {
  text-decoration: underline;
}

.public-message {
  max-width: 720px;
  margin: 48px auto;
  padding: 0 20px;
  color: var(--text);
}

.public-message h1 {
  margin: 0 0 12px;
  font-size: 24px;
}

.public-copy-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 180;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 -8px 18px rgba(32, 42, 33, 0.08);
}

.public-copy-bar[hidden] {
  display: none;
}

.public-copy-button {
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: var(--bg);
  font-size: 14px;
  font-weight: 700;
  padding: 9px 16px;
  cursor: pointer;
}

.public-copy-button:hover,
.public-copy-button:focus-visible {
  background: var(--accent-strong);
  color: var(--fg);
  outline: none;
}

.public-copy-button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.public-copy-status {
  min-width: 8em;
  color: var(--muted);
  font-size: 13px;
}

.export-text,
.import-text {
  display: block;
  width: 100%;
  min-height: 180px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text);
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  line-height: 1.5;
}

.import-export-status {
  min-height: 20px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.import-export-status[data-mode="ok"] {
  color: var(--accent);
}

.import-export-status[data-mode="error"] {
  color: var(--danger);
}

@media (max-width: 640px) {
  .topbar {
    align-items: center;
    padding: 8px 12px;
  }

  .topbar-left {
    display: none;
  }

  .topbar-search-container {
    flex-grow: 1;
    max-width: none;
    margin: 0;
  }

  .user-name {
    display: none;
  }

  .editor-shell {
    padding: 10px 8px 28px;
  }

  .topbar-menu-panel {
    max-width: calc(100vw - 24px);
  }

  .file-picker-panel {
    align-items: stretch;
    padding: 10px;
  }

  .plugin-popup-panel {
    align-items: stretch;
    padding: 10px;
  }

  .tag-browser-panel {
    align-items: stretch;
    padding: 10px;
  }

  .search-panel {
    align-items: stretch;
    padding: 10px;
  }

  .import-export-panel {
    align-items: stretch;
    padding: 10px;
  }

  .settings-panel {
    align-items: stretch;
    padding: 10px;
  }

  .outline-info-panel {
    align-items: stretch;
    padding: 10px;
  }

  .file-picker-dialog {
    max-height: calc(100vh - 20px);
  }

  .plugin-popup-dialog {
    max-height: calc(100vh - 20px);
  }

  .tag-browser-dialog {
    max-height: calc(100vh - 20px);
  }

  .search-dialog {
    max-height: calc(100vh - 20px);
  }

  .import-export-dialog {
    max-height: calc(100vh - 20px);
  }

  .settings-dialog {
    max-height: calc(100vh - 20px);
  }

  .outline-info-dialog {
    max-height: calc(100vh - 20px);
  }

  .file-picker-header {
    padding: 14px 12px 10px;
  }

  .plugin-popup-header {
    padding: 14px 12px 10px;
  }

  .tag-browser-dialog-header {
    padding: 14px 12px 10px;
  }

  .search-dialog-header {
    padding: 14px 12px 10px;
  }

  .outline-info-header {
    padding: 14px 12px 10px;
  }

  .import-export-header {
    padding: 14px 12px 10px;
  }

  .settings-header {
    padding: 14px 12px 10px;
  }

  .file-picker-list {
    padding: 8px 8px 12px;
  }

  .file-picker-row {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line-soft);
  }

  .file-picker-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }

  .file-picker-actions {
    justify-content: flex-end;
    margin-left: 10px;
    margin-right: 10px;
    margin-bottom: 6px;
    flex-wrap: wrap;
    gap: 6px;
  }


  .tag-browser-header {
    display: grid;
    justify-content: stretch;
  }

  .tag-filter-clear-button {
    width: max-content;
  }

  .node {
    --indent: calc(var(--depth) * 18px);
    --level-step: 18px;
    grid-template-columns: 30px minmax(0, 1fr) auto;
    min-height: 42px;
    padding-right: 4px;
  }

  .node-actions {
    right: 8px;
    left: auto;
    bottom: 5px;
  }

  .icon-button,
  .toggle-button {
    width: 32px;
    min-width: 32px;
    height: 34px;
  }

  .node-menu-item {
    width: 36px;
    min-width: 36px;
    height: 36px;
  }
}

@keyframes node-reveal {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .toggle-button {
    transition: none;
  }

  .node.is-revealed-by-toggle {
    animation: none;
  }
}

/* Drag and Drop styles */
.node.is-dragging {
  opacity: 0.4;
}

.node.drag-over-above {
  box-shadow: inset 0 3px 0 0 var(--accent, #176b5f);
}

.node.drag-over-below {
  box-shadow: inset 0 -3px 0 0 var(--accent, #176b5f);
}

.node.drag-over-inside {
  background-color: var(--accent-soft, #dceee8);
}

.toggle-button[draggable="true"] {
  cursor: grab;
}

.toggle-button[draggable="true"]:active {
  cursor: grabbing;
}

/* Image Popup Modal */
.image-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  cursor: zoom-out;
  animation: imagePopupFadeIn 0.2s ease-out;
}

.image-popup-content {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
  border-radius: 6px;
  cursor: default;
  animation: imagePopupZoomIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.image-popup-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  font-size: 32px;
  line-height: 1;
  color: #ffffff;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: background 0.2s ease, transform 0.2s ease;
}

.image-popup-close:hover {
  background: rgba(0, 0, 0, 0.8);
  transform: scale(1.05);
}

@keyframes imagePopupFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes imagePopupZoomIn {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Change Design Modal Dialog styles */
.change-design-dialog {
  width: min(320px, 100%);
  max-height: min(400px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.change-design-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.change-design-header h2 {
  margin: 0;
  font-size: 18px;
}

.change-design-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: none;
  background: transparent;
  font-size: 24px;
  cursor: pointer;
  color: var(--muted);
}

.change-design-close-button:hover {
  color: var(--fg);
}

.change-design-content {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}

.change-design-content .menu-item-button {
  text-align: center;
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  padding: 10px 12px;
  cursor: pointer;
  background: var(--bg-soft);
  color: var(--fg);
  font-size: 14px;
}

.change-design-content .menu-item-button:hover:not(:disabled) {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.change-design-content .menu-item-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.change-design-content .menu-separator {
  height: 1px;
  margin: 8px 0;
  background: var(--line-soft);
}

/* Node Actions Modal Dialog styles */
.node-actions-dialog {
  width: min(340px, 100%);
  max-height: min(480px, calc(100vh - 36px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px var(--shadow-strong);
}

.node-actions-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--line);
}

.node-actions-header h2 {
  margin: 0;
  font-size: 18px;
}

.node-actions-close-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: none;
  background: transparent;
  font-size: 24px;
  cursor: pointer;
  color: var(--muted);
}

.node-actions-close-button:hover {
  color: var(--fg);
}

.node-actions-content {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}

.node-actions-content .menu-item-button {
  text-align: center;
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  padding: 10px 12px;
  cursor: pointer;
  background: var(--bg-soft);
  color: var(--fg);
  font-size: 14px;
}

.node-actions-content .menu-item-button:hover:not(:disabled) {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.node-actions-content .menu-item-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.node-actions-selected-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.node-actions-selected-label {
  margin: 4px 0;
  font-size: 13px;
  color: var(--muted);
  word-break: break-all;
}

#node-actions-selected-text {
  font-weight: bold;
  color: var(--fg);
}

.node-actions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 4px;
}

.node-actions-grid .menu-item-button {
  font-size: 18px;
  padding: 8px 0;
}

.node-actions-content .menu-separator {
  height: 1px;
  margin: 8px 0;
  background: var(--line-soft);
}

/* 検索結果およびダイアログのz-index調整 */
.tag-browser-panel,
.import-export-panel,
.settings-panel,
.manual-panel,
.change-design-panel,
.node-actions-panel,
.outline-info-panel,
.file-picker-panel,
.plugin-popup-panel {
  z-index: 320;
}

.node.is-search-match {
  background-color: var(--node-search-match-bg);
}

.search-highlight {
  background-color: var(--focus, #f2c14e);
  color: #000000;
  font-weight: bold;
  border-radius: 2px;
  padding: 0 2px;
}

/* Image Preview Styles */
.md-image-preview-container {
  display: block;
  margin-top: 6px;
  max-width: 100%;
}

.md-image-preview {
  display: block;
  max-height: calc(1.5em * 3); /* 3行分くらいの高さ */
  max-width: 100%;
  object-fit: contain;
  cursor: zoom-in;
  border-radius: 4px;
}

.md-image-url-link {
  color: var(--muted, #888888) !important;
}

.md-image-caption {
  display: none; /* デフォルトでは非表示 */
}

/* 閲覧モード（エディタのreadonlyおよび公開ページ）のとき */
body.is-readonly .md-image-link,
body.is-readonly .md-image-url-link,
body.is-readonly .md-image-marker,
.public-node .md-image-link,
.public-node .md-image-url-link,
.public-node .md-image-marker {
  display: none !important;
}

body.is-readonly .md-image-caption,
.public-node .md-image-caption {
  display: block;
  color: var(--muted, #888888);
  font-size: 0.85em;
  margin-top: 4px;
}

/* 閲覧モード時は画像プレビューのサイズを2倍（6行分くらい）にする */
body.is-readonly .md-image-preview,
.public-node .md-image-preview {
  max-height: calc(1.5em * 6);
}

/* 閲覧モードのときは、一般リンクのマークダウン記号（ [ ](url) ）を非表示にする */
body.is-readonly .md-marker,
.public-node .md-marker {
  display: none !important;
}

/* 編集中のアクティブなノードでは画像プレビューを非表示にする (閲覧モードでないときのみ) */
body:not(.is-readonly) .node.is-active .md-image-preview-container {
  display: none;
}