:root,
[data-theme="dark"] {
  --bg-primary: #1e1e1e;
  --bg-secondary: #252526;
  --bg-tertiary: #2d2d2d;
  --bg-hover: #2a2d2e;
  --bg-active: #37373d;
  --border-color: #3c3c3c;
  --text-primary: #cccccc;
  --text-secondary: #858585;
  --text-muted: #6e6e6e;
  --heading-color: #e8e8e8;
  --accent: #0078d4;
  --accent-hover: #1a8cff;
  --success: #4ec9b0;
  --warning: #dcdcaa;
  --error: #f44747;
  --pane-left-width: 210px;
  --pane-right-width: 320px;
  --top-bar-height: 30px;
  --status-bar-height: 20px;
  color-scheme: dark;
}

[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f3f3f3;
  --bg-tertiary: #ffffff;
  --bg-hover: #ebebeb;
  --bg-active: #e0e0e0;
  --border-color: #d4d4d4;
  --text-primary: #1e1e1e;
  --text-secondary: #5a5a5a;
  --text-muted: #8a8a8a;
  --heading-color: #1a1a1a;
  --accent: #0078d4;
  --accent-hover: #106ebe;
  --success: #107c10;
  --warning: #986f0b;
  --error: #c42b1c;
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 12px;
  margin: 0;
}

/* Layout */
.app-container { background: var(--bg-primary); }

/* Top bar */
.top-bar {
  height: var(--top-bar-height);
  background: var(--bg-secondary);
  border-color: var(--border-color) !important;
  flex-shrink: 0;
  padding-top: 2px !important;
  padding-bottom: 2px !important;
  font-size: 12px;
}

.brand-mark {
  min-width: 112px;
}

.brand-logo {
  display: block;
  width: auto;
  height: 24px;
  object-fit: contain;
}

.status-bar {
  height: var(--status-bar-height);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  flex-shrink: 0;
  font-size: 11px;
  border-color: var(--border-color) !important;
}

#current-file-label {
  display: inline-block;
  max-width: min(460px, 62vw);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle;
}

.pane-left {
  width: var(--pane-left-width);
  min-width: 150px;
  max-width: 340px;
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.pane-right {
  width: var(--pane-right-width);
  min-width: 260px;
  max-width: 520px;
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.pane-center {
  background: var(--bg-primary);
  min-width: 200px;
}

.pane-header {
  background: var(--bg-secondary);
  border-color: var(--border-color) !important;
  flex-shrink: 0;
  min-height: 30px;
  padding-top: 5px !important;
  padding-bottom: 5px !important;
  font-size: 12px;
}

.pane-resizer {
  width: 4px;
  cursor: col-resize;
  background: transparent;
  flex-shrink: 0;
  transition: background 0.15s;
}

.pane-resizer:hover,
.pane-resizer.active {
  background: var(--accent);
}

/* Buttons */
.btn-ghost {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 1px 5px;
  line-height: 1;
  font-size: 12px;
}

.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-outline-secondary {
  border-color: var(--border-color);
  color: var(--text-secondary);
}

.btn-outline-secondary.active,
.btn-outline-secondary:hover {
  background: var(--bg-active);
  border-color: var(--border-color);
  color: var(--text-primary);
}

/* File tree */
.file-tree { font-size: 12px; }

.tree-item {
  display: flex;
  align-items: center;
  padding: 2px 6px;
  cursor: pointer;
  border-radius: 4px;
  user-select: none;
  gap: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tree-item:hover { background: var(--bg-hover); }

.tree-item.selected {
  background: var(--bg-hover);
}

.tree-item.active {
  background: var(--bg-active);
  color: var(--text-primary);
}

.tree-item.selected.active {
  background: var(--bg-active);
}

.tree-item .tree-icon {
  flex-shrink: 0;
  width: 16px;
  text-align: center;
  font-size: 14px;
  color: var(--text-secondary);
}

.tree-item.active .tree-icon { color: var(--accent); }

.tree-children { padding-left: 12px; }

.tree-folder:not(.open) > .tree-children {
  display: none;
}

.tree-folder > .tree-item .tree-chevron {
  transition: transform 0.15s;
  font-size: 10px;
  flex-shrink: 0;
  width: 16px;
  text-align: center;
  color: var(--text-secondary);
}

.tree-folder.open > .tree-item .tree-chevron {
  transform: rotate(90deg);
}

.tree-folder > .tree-item .bi-folder,
.tree-folder > .tree-item .bi-folder2-open {
  flex-shrink: 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.tree-folder:not(.open) > .tree-item .bi-folder2-open { display: none; }
.tree-folder.open > .tree-item .bi-folder { display: none; }
.tree-folder:not(.open) > .tree-item .bi-folder { display: inline; }
.tree-folder.open > .tree-item .bi-folder2-open { display: inline; }

.tree-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 7px 6px 3px;
  letter-spacing: 0.5px;
}

/* Empty state */
.empty-state {
  color: var(--text-muted);
  padding: 18px;
  background:
    radial-gradient(circle at 50% 18%, color-mix(in srgb, var(--accent) 8%, transparent), transparent 18rem),
    var(--bg-primary);
}

.empty-logo {
  margin-bottom: 14px !important;
  opacity: 0.18;
}

.empty-logo img {
  display: block;
  width: 76px;
  height: 76px;
  border-radius: 18px;
  object-fit: contain;
}

.login-brand {
  display: flex;
  justify-content: center;
  margin: 2px 0 14px;
}

.login-brand img {
  display: block;
  width: 148px;
  max-width: 72%;
  height: auto;
}

.quick-start-panel {
  width: min(540px, 100%);
  margin-bottom: 14px;
}

.quick-start-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.quick-start-heading span {
  font-size: 13px;
  font-weight: 650;
}

.quick-start-heading small {
  color: var(--text-muted);
  font-size: 11px;
}

.quick-task-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.quick-task-card {
  min-height: 52px;
  padding: 8px 9px;
  border: 1px solid var(--border-color);
  border-radius: 7px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  text-align: left;
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}

.quick-task-card:hover {
  border-color: color-mix(in srgb, var(--accent) 60%, var(--border-color));
  background: var(--bg-hover);
  transform: translateY(-1px);
}

.quick-task-card strong {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
}

.quick-task-card span {
  display: block;
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.35;
}

.login-hint {
  min-height: 18px;
}

.workspace-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.35);
}

.workspace-modal .modal-header,
.workspace-modal .modal-footer {
  border-color: var(--border-color);
}

.usage-modal-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.usage-modal-summary > div {
  padding: 10px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-primary);
}

.usage-modal-summary strong {
  display: block;
  margin-top: 3px;
  font-size: 20px;
  font-weight: 650;
}

.usage-modal-meter {
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--bg-tertiary);
}

.usage-modal-meter > div {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: var(--text-secondary);
  transition: width 0.2s ease;
}

.template-modal-body {
  max-height: min(68vh, 560px);
  overflow: auto;
}

.template-modal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.template-modal-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 11px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-primary);
}

.template-modal-card-head span {
  display: inline-flex;
  margin-bottom: 5px;
  color: var(--text-muted);
  font-size: 11px;
}

.template-modal-card-head strong {
  display: block;
  font-size: 13px;
}

.template-modal-card-head p {
  margin: 4px 0 0;
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.45;
}

.template-modal-field span {
  display: block;
  margin-bottom: 4px;
  color: var(--text-secondary);
  font-size: 11px;
}

.template-modal-card .template-use-btn {
  align-self: flex-start;
}

.shortcuts { text-align: left; }

.shortcut-item {
  padding: 2px 0;
  font-size: 12px;
}

kbd {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  padding: 0 4px;
  font-size: 10px;
  color: var(--text-secondary);
}

@media (max-width: 900px) {
  .quick-task-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .quick-task-grid {
    grid-template-columns: 1fr;
  }
}

/* Template center */
.template-page {
  height: 100vh;
  overflow: auto;
  background: var(--bg-primary);
  color: var(--text-primary);
}

.template-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.template-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 13px;
}

.template-back:hover {
  color: var(--text-primary);
}

.template-topbar-title {
  color: var(--text-muted);
  font-size: 12px;
}

.template-container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 44px 0 64px;
}

.template-hero {
  max-width: 760px;
  margin-bottom: 26px;
}

.template-eyebrow {
  margin-bottom: 8px;
  color: var(--accent-hover);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.template-hero h1 {
  margin: 0;
  color: var(--heading-color);
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 750;
  letter-spacing: -0.04em;
}

.template-hero p {
  margin-top: 14px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

.template-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.template-card {
  display: flex;
  flex-direction: column;
  min-height: 280px;
  padding: 16px;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  background: var(--bg-secondary);
}

.template-card-head {
  flex: 1;
}

.template-card-head span {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 3px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  color: var(--accent-hover);
  font-size: 11px;
  font-weight: 700;
}

.template-card h2 {
  margin: 0 0 8px;
  font-size: 18px;
}

.template-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.6;
}

.template-field-label {
  margin: 14px 0 6px;
  color: var(--text-secondary);
  font-size: 12px;
}

.template-field {
  width: 100%;
  margin-bottom: 12px;
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-primary);
  color: var(--text-primary);
  outline: none;
}

.template-field:focus {
  border-color: var(--accent);
}

@media (max-width: 1100px) {
  .template-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .template-grid {
    grid-template-columns: 1fr;
  }
}

/* Editor */
.editor-textarea {
  width: 100%;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: none;
  outline: none;
  resize: none;
  padding: 16px 24px;
  font-family: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;
  font-size: 14px;
  line-height: 1.6;
  tab-size: 2;
}

.editor-textarea::placeholder { color: var(--text-muted); }

.editor-container.mode-split .editor-pane {
  border-right: 1px solid var(--border-color);
}

.preview-pane {
  background: var(--bg-primary);
  border-left: 1px solid var(--border-color);
}

.preview-pane .preview-scroll {
  min-height: 100%;
  display: flex;
  justify-content: center;
  padding: 24px 16px;
}

.preview-content.markdown-body {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 8px 48px;
}

.editor-container.mode-preview .preview-pane {
  border-left: none;
}

/* Markdown preview */
.markdown-body {
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.7;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3,
.markdown-body h4, .markdown-body h5, .markdown-body h6 {
  color: var(--heading-color);
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  font-weight: 600;
}

.markdown-body h1 { font-size: 2em; border-bottom: 1px solid var(--border-color); padding-bottom: 0.3em; }
.markdown-body h2 { font-size: 1.5em; border-bottom: 1px solid var(--border-color); padding-bottom: 0.2em; }
.markdown-body h3 { font-size: 1.25em; }

.markdown-body p { margin-bottom: 1em; }

.markdown-body code {
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.9em;
  color: var(--success);
}

.markdown-body pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 16px;
  overflow-x: auto;
  margin-bottom: 1em;
}

.markdown-body pre code {
  background: none;
  padding: 0;
  color: inherit;
}

.markdown-body blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 16px;
  color: var(--text-secondary);
  margin: 1em 0;
}

.markdown-body ul, .markdown-body ol { padding-left: 2em; margin-bottom: 1em; }
.markdown-body li { margin-bottom: 0.3em; }

.markdown-body table {
  border-collapse: collapse;
  width: 100%;
  margin-bottom: 1em;
}

.markdown-body th, .markdown-body td {
  border: 1px solid var(--border-color);
  padding: 8px 12px;
}

.markdown-body th { background: var(--bg-secondary); }

.markdown-body img { max-width: 100%; border-radius: 4px; }

.markdown-body a { color: var(--accent-hover); }

/* Chat */
.chat-messages {
  padding: 6px 0;
  scroll-behavior: smooth;
}

.chat-welcome {
  opacity: 0.65;
  padding-top: 28px !important;
  padding-bottom: 28px !important;
}

.chat-welcome .fs-3 {
  font-size: 1.35rem !important;
}

.chat-message {
  padding: 6px 12px;
  margin-bottom: 3px;
}

.chat-message.user {
  background: transparent;
}

.chat-message.assistant {
  background: transparent;
  margin: 3px 7px;
  border-radius: 7px;
}

.chat-message-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.chat-message-header .role-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}

.chat-message.user .role-icon {
  background: var(--accent);
  color: #fff;
}

.chat-message.assistant .role-icon {
  background: #5436da;
  color: #fff;
}

.chat-message.user .chat-message-header,
.chat-message.assistant > .chat-message-header {
  display: none;
}

.chat-message.user .chat-message-content {
  margin-left: auto;
  width: fit-content;
  max-width: 96%;
  padding: 7px 10px;
  border: 1px solid var(--border-color);
  border-radius: 15px;
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.chat-message-content {
  font-size: 12px;
  line-height: 1.55;
  word-break: break-word;
}

.chat-message-content p { margin-bottom: 0.5em; }
.chat-message-content p:last-child { margin-bottom: 0; }

.chat-message-content h1,
.chat-message-content h2,
.chat-message-content h3,
.chat-message-content h4 {
  font-weight: 600;
  line-height: 1.35;
  margin: 0.5em 0 0.25em;
  color: var(--heading-color);
}

.chat-message-content h1 { font-size: 1.05em; }
.chat-message-content h2 { font-size: 1em; }
.chat-message-content h3 { font-size: 0.95em; }
.chat-message-content h4 { font-size: 0.9em; }

.chat-message-content ul,
.chat-message-content ol {
  margin: 0.25em 0 0.5em;
  padding-left: 1.25em;
}

.chat-message-content li { margin-bottom: 0.15em; }

.chat-message-content strong { font-weight: 600; }

/* Thinking block (Cursor-style) */
.thinking-block {
  margin: 8px 0;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
}

.thinking-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: var(--bg-secondary);
  cursor: pointer;
  font-size: 12px;
  color: var(--text-secondary);
  user-select: none;
}

.thinking-header:hover { background: var(--bg-hover); }

.thinking-header .spinner {
  width: 12px;
  height: 12px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.thinking-header.done .spinner { display: none; }

.thinking-body {
  padding: 8px 10px;
  font-size: 12px;
  color: var(--text-muted);
  display: none;
  max-height: 200px;
  overflow-y: auto;
}

.thinking-block.open .thinking-body { display: block; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Tool/action log */
.action-log {
  margin: 6px 0;
  padding: 6px 10px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: monospace;
  font-size: 11px;
  color: var(--text-secondary);
}

.action-log .action-icon { color: var(--success); margin-right: 4px; }

/* Streaming cursor */
.streaming-cursor::after {
  content: "▊";
  animation: blink 1s step-end infinite;
  color: var(--accent);
}

@keyframes blink {
  50% { opacity: 0; }
}

/* Article diff panel */
.article-diff-panel {
  background: var(--bg-tertiary);
  max-height: 200px;
}

.diff-header {
  background: var(--bg-secondary);
  border-color: var(--border-color);
}

.diff-preview {
  max-height: 140px;
  font-family: monospace;
  font-size: 11px;
  white-space: pre-wrap;
  color: var(--success);
}

.diff-add { color: var(--success); }
.diff-remove { color: var(--error); text-decoration: line-through; }

/* Chat input — Cursor 风格紧凑 */
.chat-input-area {
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.chat-input-wrapper {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 5px 7px 4px;
}

.chat-input-wrapper:focus-within {
  border-color: var(--accent);
}

.chat-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 11px;
  resize: none;
  line-height: 1.4;
  min-height: 31px;
  max-height: 96px;
  padding: 0;
}

.chat-input::placeholder { color: var(--text-muted); font-size: 11px; }

.chat-input-toolbar { margin-top: 3px; }

.toolbar-row {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: nowrap;
  min-height: 20px;
}

.toolbar-spacer { flex: 1; min-width: 4px; }

.btn-icon-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  border: none;
  border-radius: 5px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  font-size: 10px;
}

.btn-icon-toggle:hover { background: var(--bg-hover); color: var(--text-secondary); }
.btn-icon-toggle.active {
  background: rgba(0, 120, 212, 0.12);
  color: var(--accent-hover);
}

.at-toggle-icon {
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
}

.chat-input-refs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 4px;
}

.input-ref-chip {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  max-width: 100%;
  padding: 2px 6px 2px 5px;
  border-radius: 6px;
  font-size: 11px;
  line-height: 1.3;
  color: var(--accent-hover);
  background: rgba(0, 120, 212, 0.1);
  border: 1px solid rgba(0, 120, 212, 0.25);
}

.input-ref-at {
  font-weight: 700;
  flex-shrink: 0;
}

.input-ref-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 140px;
}

.input-ref-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  padding: 0;
  margin-left: 2px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
}

.input-ref-remove:hover {
  background: rgba(220, 53, 69, 0.12);
  color: var(--error);
}

.model-select-compact {
  width: auto;
  max-width: 180px;
  min-width: 118px;
  flex: 0 1 auto;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 10px;
  padding: 0 4px;
  height: 20px;
  line-height: 20px;
  cursor: pointer;
  box-shadow: none;
}

.model-select-compact:focus {
  box-shadow: none;
  border: none;
  color: var(--text-secondary);
}

.btn-toolbar-icon,
.btn-toolbar-send {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  border: none;
  border-radius: 50%;
  flex-shrink: 0;
  cursor: pointer;
  line-height: 1;
}

.btn-toolbar-icon {
  background: transparent;
  color: var(--text-muted);
  font-size: 11px;
}

.btn-toolbar-icon:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-secondary);
}

.btn-toolbar-icon:disabled {
  opacity: 0.35;
  cursor: default;
}

.btn-toolbar-icon.is-active {
  color: var(--error);
  background: rgba(220, 53, 69, 0.12);
}

.btn-toolbar-send {
  background: var(--accent);
  color: #fff;
  font-size: 10px;
}

.btn-toolbar-send:hover:not(:disabled) { background: var(--accent-hover); }
.btn-toolbar-send:disabled { opacity: 0.4; cursor: default; }

/* 旧类名兼容 */
.btn-send-round {
  width: 22px;
  height: 22px;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.model-select {
  width: auto;
  background: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-primary);
  font-size: 12px;
  padding: 2px 8px;
  max-width: 160px;
}

.form-check-input:checked {
  background-color: var(--accent);
  border-color: var(--accent);
}

.form-check-label { color: var(--text-secondary); }

/* Modal dark theme */
.modal-content {
  background: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.modal-header, .modal-footer {
  border-color: var(--border-color);
}

.modal-title {
  color: var(--heading-color);
}

.form-control {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.form-control:focus {
  background: var(--bg-tertiary);
  border-color: var(--accent);
  color: var(--text-primary);
  box-shadow: 0 0 0 2px rgba(0, 120, 212, 0.25);
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Code in chat */
.chat-message-content code {
  background: var(--bg-primary);
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 11px;
  color: var(--success);
}

.chat-message-content pre {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 8px;
  overflow-x: auto;
  margin: 6px 0;
}

.chat-message-content pre code {
  background: none;
  padding: 0;
}

/* Article block in chat */
.article-block {
  margin: 8px 0;
  border: 1px solid var(--accent);
  border-radius: 6px;
  overflow: hidden;
}

.article-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  background: rgba(0, 120, 212, 0.15);
  font-size: 12px;
}

.article-block-content {
  padding: 8px 10px;
  font-family: monospace;
  font-size: 11px;
  max-height: 150px;
  overflow-y: auto;
  white-space: pre-wrap;
  color: var(--text-secondary);
}

.article-block-actions {
  padding: 6px 10px;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 6px;
}

/* Agent run panel */
.agent-context-bar {
  background: var(--bg-primary);
  min-height: 28px;
}

.context-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.context-chip.mode-chip {
  color: var(--accent-hover);
  border-color: rgba(0, 120, 212, 0.3);
}

.agent-intent-badge {
  font-size: 10px;
  font-weight: 500;
  background: rgba(0, 120, 212, 0.2);
  color: var(--accent-hover);
}

.agent-turn .agent-run-panel {
  margin: 2px 0 8px;
  border: none;
  border-radius: 0;
  background: transparent;
  overflow: visible;
}

.agent-turn .agent-run-header {
  padding: 2px 0;
  background: transparent;
  font-size: 12px;
  color: var(--text-primary);
  border: none;
}

.agent-turn .agent-steps,
.agent-turn .agent-tools {
  padding: 4px 0;
}

.agent-turn .chat-message-content {
  padding: 6px 0 3px;
}

.agent-run-header-main {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 20px;
}

.agent-run-header .run-title {
  font-weight: 600;
}

.agent-activity {
  margin: 2px 0 8px;
  color: var(--text-muted);
  font-size: 11px;
}

.agent-activity summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  user-select: none;
  color: var(--text-muted);
}

.agent-activity summary::-webkit-details-marker {
  display: none;
}

.agent-activity-summary {
  line-height: 1.4;
}

.agent-activity-chevron {
  font-size: 10px;
  transition: transform 0.15s ease;
}

.agent-activity[open] .agent-activity-chevron {
  transform: rotate(180deg);
}

.agent-activity-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
  padding-left: 2px;
}

.agent-activity-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--text-muted);
  line-height: 1.45;
}

.agent-activity-item i {
  flex-shrink: 0;
  width: 14px;
  margin-top: 2px;
  font-size: 11px;
  color: var(--text-muted);
}

.agent-activity-item.is-active i,
.agent-activity-item.is-tool i {
  color: var(--accent-hover);
}

.agent-activity-item.is-done i {
  color: var(--success);
}

.agent-activity-item.is-failed i {
  color: var(--error);
}

.creation-progress {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 4px;
  padding: 2px 0 4px;
  border-bottom: none;
  margin-bottom: 2px;
}

.cp-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 7px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-secondary);
}

.cp-item.active {
  color: var(--accent-hover);
  border-color: rgba(0, 120, 212, 0.35);
  background: rgba(0, 120, 212, 0.08);
}

.cp-item.done {
  color: var(--success);
  border-color: rgba(40, 167, 69, 0.25);
}

.cp-item .cp-icon { font-size: 11px; width: 14px; text-align: center; flex-shrink: 0; }

.creation-preview {
  margin: 8px 0;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-secondary);
}

.creation-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 9px;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent-hover);
  background: rgba(0, 120, 212, 0.08);
  border-bottom: 1px solid var(--border-color);
}

.creation-preview-title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.creation-preview-title span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.creation-preview-toggle {
  flex-shrink: 0;
  border: none;
  background: transparent;
  color: var(--accent-hover);
  font-size: 11px;
  padding: 1px 4px;
  border-radius: 4px;
}

.creation-preview-toggle:hover {
  background: rgba(0, 120, 212, 0.12);
}

.agent-intro-hint {
  font-size: 12px;
  line-height: 1.5;
}

.creation-preview.is-streaming {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(0, 120, 212, 0.15);
}

.creation-preview-body.streaming-cursor::after,
.stream-raw-body.streaming-cursor::after {
  content: "▊";
  animation: blink 1s step-end infinite;
  color: var(--accent);
}

.creation-preview-body,
.stream-raw-body {
  margin: 0;
  padding: 8px 10px;
  font-size: 11px;
  line-height: 1.45;
  color: var(--text-secondary);
  max-height: 280px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  background: transparent;
  border: none;
}

.creation-preview.is-collapsed .creation-preview-body {
  max-height: 170px;
}

.creation-preview.is-expanded .creation-preview-body {
  max-height: 520px;
}

.creation-preview-actions {
  border-top: 1px solid var(--border-color);
  background: var(--bg-tertiary);
}

.creation-preview.is-saved-collapsed {
  background: rgba(40, 167, 69, 0.06);
}

.creation-preview.is-saved-collapsed .creation-preview-header {
  padding: 6px 9px;
  background: rgba(40, 167, 69, 0.08);
}

.creation-preview.is-saved-collapsed .creation-preview-title {
  color: var(--success);
}

.compact-save-result {
  padding: 8px 9px;
  font-size: 12px;
}

.stream-raw-body {
  max-height: 320px;
}

.agent-pending-area {
  margin-top: 8px;
}

.agent-pending-area:empty {
  display: none;
}

.agent-run-panel {
  margin: 8px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-tertiary);
}

.agent-run-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-secondary);
  font-size: 12px;
  color: var(--text-secondary);
}

.run-intent {
  margin-left: auto;
  font-size: 11px;
  color: var(--accent-hover);
}

.spinner-sm {
  width: 12px;
  height: 12px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}

.agent-steps {
  padding: 6px 12px;
  border-bottom: 1px solid var(--border-color);
}

.agent-step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 0;
  font-size: 11px;
  color: var(--text-muted);
}

.agent-step .step-icon.done { color: var(--success); }
.agent-step .step-icon.active { color: var(--accent); }
.agent-step .step-icon.pending { color: var(--text-muted); }

.agent-tools {
  padding: 6px 12px;
}

.agent-tools .action-log {
  margin: 4px 0;
}

.tool-pending-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 6px;
  margin: 6px 0 0;
  padding: 8px 10px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: rgba(0, 120, 212, 0.08);
}

.creation-preview-actions .tool-pending-card {
  margin: 0;
  border: none;
  border-radius: 0;
  background: transparent;
}

.tool-pending-card.is-inline-save {
  padding: 8px 9px;
}

.tool-pending-card.is-inline-save .tool-pending-body {
  align-items: center;
}

.tool-pending-card.is-inline-save .tool-pending-title {
  font-size: 12px;
}

.tool-pending-card.is-inline-save .tool-pending-actions {
  padding-top: 2px;
}

.tool-pending-card.skipped {
  border-color: var(--border-color);
  background: var(--bg-secondary);
  opacity: 0.85;
}

.tool-pending-card.done { border-color: var(--success); background: rgba(40, 167, 69, 0.08); }
.tool-pending-card.failed { border-color: var(--error); background: rgba(220, 53, 69, 0.08); }

.tool-pending-card.is-executing {
  border-color: var(--accent);
  background: rgba(0, 120, 212, 0.12);
  pointer-events: none;
}

.tool-pending-spinner {
  flex-shrink: 0;
  margin-top: 2px;
}

.file-tree.is-busy {
  opacity: 0.55;
  pointer-events: none;
}

.file-tree.is-busy::before {
  content: '处理中…';
  display: block;
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 4px 8px;
  font-size: 11px;
  color: var(--accent-hover);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.tool-pending-body {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.tool-pending-text {
  flex: 1;
  min-width: 0;
}

.tool-pending-icon {
  font-size: 14px;
  color: var(--accent-hover);
  margin-top: 1px;
  flex-shrink: 0;
}

.tool-pending-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
  word-break: normal;
  overflow-wrap: break-word;
}

.tool-pending-hint {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 2px;
  line-height: 1.35;
}

.tool-pending-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  flex-shrink: 0;
}

.btn-pending-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 22px;
  padding: 0 10px;
  font-size: 11px;
  line-height: 1;
  border-radius: 4px;
}

.btn-pending-action.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-pending-action.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-pending-action.btn-outline-secondary {
  border-color: var(--border-color);
  color: var(--text-secondary);
  background: transparent;
}

.btn-pending-action.btn-outline-secondary:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.tool-pending-result {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  line-height: 1.45;
  word-break: normal;
  overflow-wrap: break-word;
}

.tool-pending-result i {
  flex-shrink: 0;
  margin-top: 2px;
  font-size: 14px;
}

.tool-pending-result.success { color: var(--success); }
.tool-pending-result.success i { color: var(--success); }
.tool-pending-result.failed { color: var(--error); }
.tool-pending-result.failed i { color: var(--error); }
.tool-pending-result.muted { color: var(--text-muted); }
.tool-pending-result.muted i { color: var(--text-muted); }

.tool-pending-search-result {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-secondary);
  white-space: pre-wrap;
  line-height: 1.45;
}

/* Cursor 风格模式选择器 — 紧凑 */
.mode-picker { position: relative; flex-shrink: 0; }

.mode-picker-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  height: 20px;
  padding: 0 6px;
  border: none;
  border-radius: 999px;
  background: var(--bg-hover);
  color: var(--text-secondary);
  font-size: 10px;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  line-height: 1;
}

.mode-picker-btn:hover,
.mode-picker-btn.show {
  background: var(--bg-active);
  color: var(--text-primary);
}

.mode-picker-icon {
  font-size: 10px;
  width: 11px;
  text-align: center;
  color: inherit;
  line-height: 1;
}

.mode-picker-label { font-weight: 500; }

.mode-picker-chevron { font-size: 8px; color: var(--text-muted); margin-left: 1px; }

.mode-picker-menu {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 3px;
  min-width: 140px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  font-size: 12px;
}

.mode-picker-menu .mode-option {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px;
  border-radius: 5px;
  color: var(--text-primary);
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  min-height: 0;
}

.mode-picker-menu .mode-option:hover { background: var(--bg-hover); }
.mode-picker-menu .mode-option.active { background: var(--bg-active); }

.mode-option-icon {
  width: 14px;
  text-align: center;
  font-size: 11px;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.mode-option-text {
  flex: 1;
  display: flex;
  align-items: center;
}

.mode-option-text strong { font-size: 12px; font-weight: 500; }
.mode-option-text small { display: none; }

.mode-option-check {
  font-size: 11px;
  color: var(--accent);
  opacity: 0;
  flex-shrink: 0;
}

.mode-option.active .mode-option-check { opacity: 1; }

.app-container:fullscreen {
  width: 100vw;
  height: 100vh;
  background: var(--bg-primary);
}

.app-container:-webkit-full-screen {
  width: 100vw;
  height: 100vh;
  background: var(--bg-primary);
}

/* 文档区工具栏 */
.doc-toolbar {
  background: var(--bg-secondary);
  border-color: var(--border-color) !important;
  flex-shrink: 0;
  min-height: 25px;
  padding: 2px 8px;
  gap: 6px;
}

.doc-toolbar .doc-mode-group .btn,
.doc-toolbar #btn-save,
.doc-toolbar #btn-close-file,
.doc-toolbar .platform-copy-btn,
.doc-toolbar .export-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  height: 20px;
  padding: 0 7px;
  font-size: 11px;
  line-height: 1;
  border-radius: 4px;
}

.doc-toolbar .doc-mode-group .btn {
  border-color: var(--border-color);
  color: var(--text-secondary);
  background: transparent;
}

.doc-toolbar .doc-mode-group .btn .bi,
.doc-toolbar #btn-save .bi,
.doc-toolbar #btn-close-file .bi,
.doc-toolbar .platform-copy-btn .bi,
.doc-toolbar .export-btn .bi {
  font-size: 10px;
  line-height: 1;
}

.doc-actions {
  min-width: 0;
}

.doc-copy-group {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  margin-right: 3px;
}

.doc-export-group {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  margin-right: 3px;
}

.doc-toolbar .platform-copy-btn,
.doc-toolbar .export-btn {
  border-color: var(--border-color);
  color: var(--text-secondary);
  background: transparent;
  padding: 0 6px;
}

.doc-toolbar .platform-copy-btn:hover,
.doc-toolbar .export-btn:hover {
  background: var(--bg-active);
  color: var(--text-primary);
}

.doc-toolbar .platform-copy-btn.copy-done {
  border-color: var(--success);
  color: var(--success);
  background: color-mix(in srgb, var(--success) 12%, transparent);
}

.platform-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 13px;
  height: 13px;
  border-radius: 3px;
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
}

.platform-xhs {
  background: #ff2442;
  color: #fff;
}

.platform-csdn {
  background: #c92027;
  color: #fff;
}

.platform-zhihu {
  background: #1772f6;
  color: #fff;
}

@media (max-width: 980px) {
  .doc-toolbar .platform-copy-btn span:not(.platform-icon),
  .doc-toolbar .export-btn span {
    display: none;
  }
}

.doc-toolbar .doc-mode-group .btn.active,
.doc-toolbar .doc-mode-group .btn:hover {
  background: var(--bg-active);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.doc-toolbar .doc-mode-group .btn + .btn {
  margin-left: -1px;
}

.doc-toolbar .doc-mode-group .btn:first-child {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.doc-toolbar .doc-mode-group .btn:last-child {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.doc-toolbar .doc-mode-group .btn:not(:first-child):not(:last-child) {
  border-radius: 0;
}

.doc-toolbar #btn-save {
  border-color: var(--success);
  color: var(--success);
  background: transparent;
}

.doc-toolbar #btn-save:hover:not(:disabled) {
  background: rgba(78, 201, 176, 0.12);
  color: var(--success);
  border-color: var(--success);
}

[data-theme="light"] .doc-toolbar #btn-save:hover:not(:disabled) {
  background: rgba(16, 124, 16, 0.08);
}

.doc-toolbar #btn-save:disabled {
  opacity: 0.45;
}

.doc-toolbar #btn-close-file {
  border-color: var(--border-color);
  color: var(--text-secondary);
  background: transparent;
}

.doc-toolbar #btn-close-file:hover {
  background: var(--bg-active);
  color: var(--text-primary);
}

.agent-step .step-icon.failed { color: var(--error); }

/* 自定义右键菜单 */
.ctx-menu {
  position: fixed;
  z-index: 9999;
  min-width: 168px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.34);
  padding: 3px 0;
}

.ctx-item {
  display: flex;
  align-items: center;
  gap: 7px;
  width: 100%;
  padding: 5px 12px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 12px;
  text-align: left;
  cursor: pointer;
}

.ctx-item:hover { background: var(--bg-hover); }
.ctx-item.danger { color: var(--error); }
.ctx-item.danger:hover { background: rgba(244, 71, 71, 0.12); }
.ctx-item .bi { width: 15px; font-size: 13px; color: var(--text-secondary); }
.ctx-divider { height: 1px; background: var(--border-color); margin: 4px 0; }

.ctx-section-label {
  padding: 4px 14px 2px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
}

#appDialogModal .modal-content {
  background: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-primary);
}

#appDialogModal .modal-header,
#appDialogModal .modal-footer {
  border-color: var(--border-color);
}

#appDialogModal #app-dialog-message {
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-word;
}

.ctx-has-submenu {
  justify-content: flex-start;
}

.ctx-has-submenu .ctx-chevron {
  margin-left: auto;
  font-size: 10px;
  color: var(--text-muted);
  width: auto;
}

.ctx-submenu-wrap {
  position: relative;
}

.ctx-submenu {
  display: none;
  position: absolute;
  left: 100%;
  top: -4px;
  min-width: 160px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  padding: 4px 0;
  margin-left: 4px;
  z-index: 1;
}

.ctx-submenu-wrap:hover > .ctx-submenu,
.ctx-submenu-wrap:focus-within > .ctx-submenu {
  display: block;
}

.ctx-table-panel {
  min-width: auto;
  padding: 8px 10px;
}

.ctx-table-size {
  font-size: 11px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-align: center;
}

.ctx-table-grid {
  display: grid;
  grid-template-columns: repeat(8, 14px);
  grid-template-rows: repeat(8, 14px);
  gap: 2px;
}

.ctx-table-cell {
  width: 14px;
  height: 14px;
  border: 1px solid var(--border-color);
  border-radius: 2px;
  background: var(--bg-tertiary);
  cursor: pointer;
}

.ctx-table-cell.active {
  background: var(--accent);
  border-color: var(--accent);
}

[data-theme="light"] .ctx-menu {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .ctx-submenu {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* Left pane: resource files panel */
#pane-left {
  min-height: 0;
}

#file-tree {
  min-height: 80px;
}

.left-pane-resizer {
  height: 4px;
  cursor: row-resize;
  background: transparent;
  flex-shrink: 0;
  transition: background 0.15s;
}

.left-pane-resizer:hover,
.left-pane-resizer.active {
  background: var(--accent);
}

.resource-panel {
  display: flex;
  flex-direction: column;
  min-height: 88px;
  max-height: 300px;
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.resource-panel-header {
  flex-shrink: 0;
  background: var(--bg-secondary);
}

.resource-list {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(58px, 1fr));
  gap: 5px;
  align-content: start;
}

.resource-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 3px;
  border-radius: 5px;
  cursor: pointer;
  border: 1px solid transparent;
  min-width: 0;
}

.resource-item:hover {
  background: var(--bg-hover);
  border-color: var(--border-color);
}

.resource-item img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 4px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
}

.resource-name {
  font-size: 9px;
  color: var(--text-muted);
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
}

.asset-preview-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  max-height: 75vh;
  padding: 12px;
  background: var(--bg-primary);
  overflow: auto;
}

.asset-preview-img {
  max-width: 100%;
  max-height: calc(75vh - 24px);
  object-fit: contain;
  border-radius: 4px;
}

.asset-preview-path {
  max-width: 50%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#assetPreviewModal .modal-content {
  background: var(--bg-secondary);
  border-color: var(--border-color);
}

#assetPreviewModal .modal-header,
#assetPreviewModal .modal-footer {
  border-color: var(--border-color);
}

/* Image crop modal */
.crop-modal-body {
  max-height: 60vh;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.crop-image-src {
  display: block;
  max-width: 100%;
  max-height: 60vh;
}

#cropModal .btn-group .btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* Responsive */
@media (max-width: 768px) {
  .pane-left { display: none; }
  .pane-right { width: 100%; position: absolute; right: 0; top: 0; bottom: 0; z-index: 100; }
}