/*
 * Copyright (c) 2026 Pawan Osman <https://github.com/PawanOsman>
 *
 * This file is part of OpenCursor — AI coding agent chat inside VS Code.
 * https://github.com/PawanOsman/OpenCursor
 *
 * Licensed under the MIT License. See LICENSE file in the project root.
 */

:root {
  --bg: var(--vscode-sideBar-background);
  --bg-alt: var(--vscode-editor-background);
  --bg-panel: var(--vscode-sideBar-background);
  --bg-dark: var(--vscode-textBlockQuote-background, var(--vscode-input-background));
  --border: var(--vscode-widget-border, var(--vscode-panel-border));
  --border-soft: var(--vscode-panel-border, var(--vscode-widget-border));
  --fg: var(--vscode-foreground);
  --fg-dim: var(--vscode-descriptionForeground);
  --fg-faint: var(--vscode-disabledForeground, var(--vscode-descriptionForeground));
  --accent: var(--vscode-textLink-foreground, var(--vscode-button-background));
  --hover: var(--vscode-list-hoverBackground);
  --input-bg: var(--vscode-input-background);
  --green: var(--vscode-gitDecoration-addedResourceForeground, var(--vscode-charts-green, var(--vscode-terminal-ansiGreen)));
  --error: var(--vscode-errorForeground);
  --terminal-bg: var(--vscode-terminal-background, var(--vscode-editor-background));
  --terminal-fg: var(--vscode-terminal-foreground, var(--vscode-editor-foreground));
  --dropdown-bg: var(--vscode-dropdown-background, var(--vscode-menu-background, var(--vscode-editor-background)));
  --dropdown-border: var(--vscode-dropdown-border, var(--vscode-widget-border));
  --shadow: var(--vscode-widget-shadow, rgba(0, 0, 0, 0.2));
}
* { box-sizing: border-box; }
html, body, #root { height: 100%; margin: 0; padding: 0; }
body {
  background: var(--bg-panel);
  color: var(--fg);
  font-family: var(--vscode-font-family, -apple-system, "Segoe UI", system-ui, sans-serif);
  font-size: var(--vscode-font-size, 13px);
  overflow: hidden;
}
.app { display: flex; flex-direction: column; height: 100vh; overflow: hidden; }
/* Conversation text size (Settings → Agents → Text Size). */
.app.text-compact { font-size: 12px; }
.app.text-large { font-size: 14.5px; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--vscode-scrollbarSlider-background); border-radius: 5px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--vscode-scrollbarSlider-hoverBackground); background-clip: padding-box; }

.chat-header { height: 35px; display: flex; align-items: stretch; border-bottom: 1px solid var(--border-soft); flex: 0 0 auto; position: relative; z-index: 10; }
.tab-bar { display: flex; align-items: stretch; flex: 1 1 auto; overflow-x: auto; overflow-y: hidden; min-width: 0; scrollbar-width: none; -ms-overflow-style: none; }
.tab-bar::-webkit-scrollbar { display: none; }
.tab { display: flex; align-items: center; gap: 6px; padding: 0 10px; font-size: 11.5px; color: var(--fg-faint); cursor: pointer; white-space: nowrap; border-right: 1px solid var(--border-soft); flex: 0 0 auto; max-width: 160px; position: relative; user-select: none; }
.tab:hover { color: var(--fg-dim); background: var(--hover); }
.tab.active { color: var(--fg); background: var(--bg-alt); box-shadow: inset 0 -2px 0 var(--accent); }
.tab .tab-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tab .tab-close { display: inline-flex; align-items: center; justify-content: center; width: 16px; height: 16px; border-radius: 4px; opacity: 0; flex: 0 0 auto; }
.tab:hover .tab-close, .tab.active .tab-close { opacity: 1; }
.tab .tab-close:hover { background: var(--bg-dark); color: var(--error); }
.tab .tab-close svg { width: 12px; height: 12px; }
.chat-header .actions { display: flex; align-items: center; gap: 2px; padding: 0 6px; flex: 0 0 auto; border-left: 1px solid var(--border-soft); }
.chat-header .actions .hicon { cursor: pointer; color: var(--fg-faint); display: inline-flex; align-items: center; background: none; border: none; padding: 4px; border-radius: 4px; }
.chat-header .actions .hicon svg { width: 15px; height: 15px; }
.chat-header .actions .hicon:hover { color: var(--fg); background: var(--hover); }

.more-menu-wrap { position: relative; display: inline-flex; }
.more-menu { position: absolute; top: 100%; right: 0; margin-top: 4px; z-index: 100; min-width: 180px; background: var(--vscode-menu-background, var(--bg)); border: 1px solid var(--vscode-menu-border, var(--border)); border-radius: 6px; padding: 4px; box-shadow: 0 4px 12px rgba(0,0,0,.3); display: flex; flex-direction: column; }
.more-menu button { display: flex; align-items: center; gap: 8px; width: 100%; text-align: left; background: none; border: none; color: var(--vscode-menu-foreground, var(--fg)); font-size: 12px; padding: 5px 8px; border-radius: 4px; cursor: pointer; }
.more-menu button:hover:not(:disabled) { background: var(--vscode-menu-selectionBackground, var(--hover)); color: var(--vscode-menu-selectionForeground, var(--fg)); }
.more-menu button:disabled { opacity: .45; cursor: default; }

.chat-messages { flex: 1; overflow: auto; padding: 0 14px 28px; display: unset; flex-direction: column; gap: 14px; overflow-anchor: none; mask-image: linear-gradient(to bottom, black calc(100% - 24px), transparent 100%); }
/* Each user message + its assistant replies. Sticky "You" is bounded by the
   group, so the next group's "You" collides with and pushes it out. */
/* content-visibility: auto = native virtualization/windowing: off-screen groups
   skip style/layout/paint entirely; contain-intrinsic-size keeps the scrollbar
   stable by remembering each group's last rendered height. */
.chat-turn-group { display: flex; flex-direction: column; gap: 14px; content-visibility: auto; contain-intrinsic-size: auto 300px; }
.msg { display: flex; flex-direction: column; gap: 5px; animation: msg-in .18s ease; }
/* User messages stick to the top as you scroll past them, until the next user
   message pushes them up (chat "section header" behavior). */
.msg.user { position: sticky; top: 0; z-index: 2; background: var(--vscode-sideBar-background, var(--bg)); padding: 12px 14px 10px; margin: 0 -14px; }
/* Soft fade below the sticky bubble instead of a hard cut-off line. */
.msg.user::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 14px; background: linear-gradient(to bottom, var(--vscode-sideBar-background, var(--bg)), transparent); pointer-events: none; }
@keyframes msg-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.msg .role { font-size: 11px; font-weight: 600; color: var(--fg-faint); display: flex; align-items: center; gap: 6px; letter-spacing: .02em; }
.msg .role svg { width: 14px; height: 14px; }
.msg.user .role { color: var(--accent); }
.msg.user .bubble { background: var(--input-bg); border: 1px solid var(--border); border-radius: 12px; padding: 8px 10px 7px; font-size: 13px; line-height: 1.5; word-wrap: break-word; cursor: pointer; max-height: 120px; overflow: hidden; position: relative; }
/* Long messages: fade out the clipped bottom instead of a hard cut. */
.msg.user .bubble.clamped::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 32px; background: linear-gradient(to bottom, transparent, var(--input-bg)); pointer-events: none; }
.msg.user .bubble:hover { border-color: var(--vscode-focusBorder); }
.msg.user .role { justify-content: flex-start; gap: 6px; }
.msg-revert-btn { position: absolute; top: 18px; right: 20px; z-index: 1; background: var(--input-bg); border: 1px solid var(--border); border-radius: 6px; color: var(--fg-faint); cursor: pointer; padding: 3px; display: inline-flex; opacity: 0; transition: opacity .12s ease; }
.msg.user:hover .msg-revert-btn { opacity: 1; }
.msg-revert-btn:hover { color: var(--fg); border-color: var(--vscode-focusBorder); }
.msg.user.editing { padding: 8px 0 0; margin: 0 -14px; }
.msg.user.editing .chat-input { padding: 0 14px; }

/* Edit revert-confirm dialog. */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal-card { background: var(--vscode-editorWidget-background, var(--bg-dark)); border: 1px solid var(--border); border-radius: 8px; padding: 16px; max-width: 340px; width: calc(100% - 40px); box-shadow: 0 6px 24px rgba(0,0,0,.4); }
.modal-title { font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.modal-body { font-size: 12px; color: var(--fg-dim); line-height: 1.5; margin-bottom: 14px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; }
.btn-ghost { background: none; border: 1px solid var(--border-soft); color: var(--fg-dim); padding: 5px 12px; border-radius: 6px; font-size: 12px; cursor: pointer; }
.btn-ghost:hover { color: var(--fg); border-color: var(--border); }
.btn-primary { background: var(--accent); border: 1px solid var(--accent); color: var(--vscode-button-foreground, #fff); padding: 5px 12px; border-radius: 6px; font-size: 12px; cursor: pointer; }
.btn-primary:hover { opacity: .9; }
.msg.assistant .bubble { font-size: 13px; line-height: 1.6; color: var(--fg); display: flex; flex-direction: column; gap: 12px; }

.markdown-content { font-size: 13px; line-height: 1.55; color: var(--fg); word-wrap: break-word; overflow-wrap: anywhere; }
.markdown-content > *:first-child { margin-top: 0; }
.markdown-content > *:last-child { margin-bottom: 0; }
.markdown-content p { margin: 0 0 8px; }
.markdown-content h1, .markdown-content h2, .markdown-content h3, .markdown-content h4 { margin: 12px 0 6px; font-weight: 600; color: var(--fg); line-height: 1.3; }
.markdown-content h1 { font-size: 16px; }
.markdown-content h2 { font-size: 14.5px; }
.markdown-content h3 { font-size: 13.5px; }
.markdown-content h4 { font-size: 13px; }
.markdown-content ul, .markdown-content ol { margin: 0 0 10px; padding-left: 20px; }
.markdown-content li { margin-bottom: 4px; }
.markdown-content li::marker { color: var(--fg-faint); }
.markdown-content a { color: var(--accent); text-decoration: none; }
.markdown-content a:hover { text-decoration: underline; }
.markdown-content strong { color: var(--fg); font-weight: 600; }
.markdown-content hr { border: none; border-top: 1px solid var(--border); margin: 12px 0; }
.markdown-content code { background: var(--vscode-textCodeBlock-background, var(--bg-dark)); border: 1px solid var(--border-soft); border-radius: 4px; padding: 1.5px 5px; font-family: var(--vscode-editor-font-family, "Cascadia Code", Consolas, monospace); font-size: 11.5px; color: var(--vscode-textPreformat-foreground, var(--green)); }
.markdown-content pre { margin: 8px 0; padding: 10px; background: var(--bg-dark); border: 1px solid var(--border-soft); border-radius: 6px; overflow: auto; }
.markdown-content pre code { background: transparent; border: none; padding: 0; color: var(--fg); font-size: 12px; }
.markdown-content table { border-collapse: collapse; margin: 8px 0; width: 100%; display: block; overflow-x: auto; font-size: 12px; }
.markdown-content th, .markdown-content td { border: 1px solid var(--border); padding: 5px 9px; text-align: left; }
.markdown-content th { background: var(--bg-dark); font-weight: 600; }
.markdown-content tr:nth-child(even) td { background: color-mix(in srgb, var(--fg) 3%, transparent); }
.markdown-content blockquote { margin: 8px 0; padding: 2px 12px; border-left: 3px solid var(--border); color: var(--fg-dim); }
.markdown-content img { max-width: 100%; border-radius: 6px; margin: 6px 0; }
.markdown-content del { opacity: .7; }
.markdown-content input[type="checkbox"] { margin-right: 6px; vertical-align: middle; }
.markdown-content ul:has(input[type="checkbox"]) { list-style: none; padding-left: 4px; }
.markdown-content li:has(input[type="checkbox"]) { margin-left: 0; }

.block-group { display: flex; flex-direction: column; gap: 8px; width: 100%; }

.tool-card { border: 1px solid var(--border); border-radius: 8px; background: var(--bg); overflow: hidden; display: flex; flex-direction: column; width: 100%; transition: border-color .12s ease; }
.tool-card:hover { border-color: var(--border-soft); }
.tool-card.compact-card { border-color: var(--border-soft); border-radius: 6px; background: var(--bg-alt); }
.tool-card-header { height: 32px; padding: 0 10px; display: flex; align-items: center; justify-content: space-between; cursor: pointer; background: var(--input-bg); user-select: none; }
.tool-card-header.compact { height: 25px; padding: 0 8px; }
.tool-card-header:hover { background: var(--hover); }
.tool-card-header .left { display: flex; align-items: center; gap: 6px; font-size: 12.5px; overflow: hidden; }
.tool-card-header.compact .left { font-size: 11.5px; }
.tool-card-header .left .tchev { display: inline-flex; transition: transform .1s ease; color: var(--fg-faint); transform: rotate(-90deg); }
.tool-card-header .left .tchev.open { transform: rotate(0deg); }
.tool-card-header .left .tchev svg { width: 11px; height: 11px; }
.tool-card-header .left .ticon { flex: 0 0 auto; display: inline-flex; color: var(--fg-dim); }
.tool-card-header .left .ticon svg { width: 14px; height: 14px; }
.tool-card-header.compact .left .ticon svg { width: 12px; height: 12px; }
.tool-card-header .left .label { font-family: "Cascadia Code", Consolas, monospace; font-size: 11.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
/* ---- Shell / Terminal card ---- */
.tool-card.shell-card {
  border-color: color-mix(in srgb, var(--accent, #4a9) 28%, var(--border-soft));
  background: var(--bg);
}
.tool-card.shell-card .tool-card-header.shell-header {
  height: auto;
  min-height: 28px;
  padding: 6px 8px;
  align-items: flex-start;
  gap: 8px;
  background: color-mix(in srgb, var(--terminal-bg, var(--bg-dark)) 55%, var(--input-bg));
}
.tool-card.shell-card .tool-card-header .left {
  flex: 1 1 auto;
  min-width: 0;
  align-items: flex-start;
  gap: 6px;
}
.tool-card.shell-card .tool-card-header .right {
  flex: 0 0 auto;
  align-items: center;
  padding-top: 1px;
}
.shell-prompt-line {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  min-width: 0;
  flex: 1 1 auto;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 11.5px;
  line-height: 1.4;
}
.shell-prompt {
  flex: 0 0 auto;
  color: var(--accent, #4a9);
  font-weight: 600;
  user-select: none;
}
.shell-copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--fg-faint);
  cursor: pointer;
  flex-shrink: 0;
}
.shell-copy-btn:hover {
  background: color-mix(in srgb, var(--fg) 12%, transparent);
  color: var(--fg);
}
.shell-copy-btn.copied {
  color: var(--green, #3c9);
}
.shell-copy-btn:focus-visible {
  outline: 1px solid var(--accent, #4a9);
  outline-offset: 1px;
}
.shell-cmd {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--fg);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.shell-body {
  display: flex;
  flex-direction: column;
  background: var(--terminal-bg, var(--bg-dark));
}
.shell-meta {
  padding: 4px 10px;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  color: var(--fg-faint);
  border-bottom: 1px solid var(--border-soft);
  letter-spacing: 0.01em;
}
.shell-footer {
  padding: 4px 10px 6px;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 10.5px;
  color: var(--fg-faint);
  border-top: 1px solid var(--border-soft);
}
.shell-footer.ok { color: var(--green, #3c9); }
.shell-footer.err { color: var(--error, #e55); }
.tool-card.shell-card .terminal-output {
  padding: 8px 10px;
  max-height: 280px;
  border: none;
  background: transparent;
}
.tool-card.shell-card .tool-card-body {
  border-top: 1px solid var(--border-soft);
  background: var(--terminal-bg, var(--bg-dark));
}
.tool-timeout {
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 10.5px;
  font-variant-numeric: tabular-nums;
  color: var(--fg-faint);
  padding: 1px 5px;
  border-radius: 3px;
  background: color-mix(in srgb, var(--fg) 8%, transparent);
  flex-shrink: 0;
}
.tool-timeout.urgent { color: #e0a040; background: color-mix(in srgb, #e0a040 18%, transparent); }
.tool-timeout.zero { color: #e05555; background: color-mix(in srgb, #e05555 18%, transparent); }
.tool-card-header.edit-header .label { font-family: inherit; font-size: 12px; color: var(--fg); }
.edit-stats { display: inline-flex; align-items: center; gap: 6px; margin-left: 4px; font-family: "Cascadia Code", Consolas, monospace; font-size: 11px; flex: 0 0 auto; }
.file-icon-img { width: 14px; height: 14px; display: block; }
.file-icon-font { font-size: 14px; line-height: 1; font-style: normal; }
.edit-stats .stat-add { color: var(--green); }
.edit-stats .stat-del { color: var(--vscode-gitDecoration-deletedResourceForeground, var(--error)); }
.tool-card-header .right { display: flex; align-items: center; gap: 8px; }
.tool-card-header .right svg { width: 13px; height: 13px; }
.ok-icon { color: var(--green); }
.err-icon { color: var(--error); }

.badge { font-size: 10px; padding: 2px 6px; border-radius: 4px; font-weight: 600; text-transform: uppercase; letter-spacing: .3px; }
.tool-card-header.compact .badge { font-size: 8.5px; padding: 1px 4px; border-radius: 3px; }
.badge-edit { background: var(--vscode-diffEditor-insertedLineBackground); color: var(--green); }
.badge-term { background: var(--vscode-inputValidation-infoBackground); color: var(--accent); }
.badge-read { background: var(--vscode-badge-background); color: var(--vscode-badge-foreground); }
.badge-web { background: var(--vscode-inputValidation-infoBackground); color: var(--accent); }
.badge-plan { background: var(--vscode-inputValidation-warningBackground, rgba(255,200,0,.15)); color: var(--vscode-charts-yellow, #d7ba7d); }
.badge-agent { background: var(--vscode-inputValidation-infoBackground); color: var(--vscode-charts-purple, #c586c0); }

/* Todo list */
.todo-card { padding: 0; }
.todo-header { display: flex; align-items: center; gap: 8px; padding: 7px 10px; }
.todo-header .label { flex: 1; }
.todo-header .ticon svg, .subagent-header .ticon svg { width: 14px; height: 14px; }
.todo-list { padding: 4px 10px 8px 10px; display: flex; flex-direction: column; gap: 4px; }
.todo-empty { color: var(--fg-faint); font-size: 12px; padding: 4px 0; }
.todo-item { display: flex; align-items: flex-start; gap: 8px; font-size: 12.5px; line-height: 1.5; }
.todo-item .todo-mark { flex: 0 0 auto; display: inline-flex; margin-top: 2px; }
.todo-item .todo-mark svg { width: 13px; height: 13px; }
.todo-item.completed .todo-text { color: var(--fg-faint); text-decoration: line-through; }
.todo-item.completed .todo-mark { color: var(--green); }
.todo-item.in_progress .todo-mark { color: var(--accent); }
.todo-item.in_progress .todo-text { color: var(--fg); font-weight: 600; }
.todo-item.pending .todo-mark { color: var(--fg-faint); }
.todo-item.cancelled .todo-text { color: var(--fg-faint); text-decoration: line-through; opacity: .6; }
.todo-item.cancelled .todo-mark { color: var(--fg-faint); }

/* Subagent */
.subagent-prompt { font-size: 11.5px; color: var(--fg-dim); background: var(--bg-dark); border-radius: 6px; padding: 8px; margin-bottom: 6px; white-space: pre-wrap; max-height: 120px; overflow: auto; }

.tab-spin { width: 9px; height: 9px; margin-right: 5px; flex: 0 0 auto; }

/* ask_question wizard card */
/* In-chat approval prompt */
.approval-card { border: 1px solid var(--vscode-inputValidation-warningBorder, var(--border)); border-radius: 10px; margin: 6px 14px; padding: 10px 12px; background: var(--vscode-inputValidation-warningBackground, var(--bg-alt)); flex: 0 0 auto; }
.ap-head { display: flex; align-items: center; gap: 7px; font-weight: 600; font-size: 12.5px; }
.ap-title { flex: 1; }
.ap-tool { font-size: 10px; text-transform: uppercase; letter-spacing: .3px; color: var(--fg-dim); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; }
.ap-detail { margin: 8px 0; }
.ap-detail code { display: block; background: var(--terminal-bg); color: var(--terminal-fg); border: 1px solid var(--border-soft); border-radius: 6px; padding: 6px 8px; font-family: var(--vscode-editor-font-family, monospace); font-size: 11.5px; white-space: pre-wrap; word-break: break-all; }
.ap-actions, .ap-more, .ap-policy { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.ap-more { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--border-soft); }
.ap-policy { font-size: 11.5px; color: var(--fg-dim); }
.ap-btn { display: inline-flex; align-items: center; gap: 4px; background: var(--input-bg); border: 1px solid var(--border-soft); color: var(--fg); border-radius: 6px; padding: 4px 10px; font-size: 11.5px; cursor: pointer; }
.ap-btn:hover { background: var(--hover); }
.ap-btn code { font-size: 10.5px; background: none; padding: 0; }
.ap-btn.allow { border-color: var(--green); color: var(--green); font-weight: 600; }
.ap-btn.allow-always { color: var(--green); }
.ap-btn.deny, .ap-btn.deny-always { color: var(--error); }
.ap-btn.deny { border-color: var(--error); font-weight: 600; }
.approval-card.inline { margin: 4px 0 2px; padding: 8px 10px; }
.ap-approve-group { position: relative; display: inline-flex; }
.ap-approve-group .ap-btn.allow { border-top-right-radius: 0; border-bottom-right-radius: 0; }
.ap-btn.ap-arrow { border-top-left-radius: 0; border-bottom-left-radius: 0; border-left: none; padding: 4px 6px; }
.ap-menu { position: absolute; bottom: calc(100% + 4px); left: 0; z-index: 30; min-width: 220px; background: var(--bg-alt); border: 1px solid var(--border); border-radius: 8px; padding: 4px; box-shadow: 0 6px 18px rgba(0,0,0,.35); display: flex; flex-direction: column; }
.ap-menu-item { display: flex; align-items: center; gap: 6px; width: 100%; text-align: left; background: none; border: none; color: var(--fg); border-radius: 5px; padding: 6px 8px; font-size: 11.5px; cursor: pointer; }
.ap-menu-item:hover { background: var(--hover); }
.ap-menu-item code { font-size: 10.5px; background: none; padding: 0; color: var(--green); }
.ap-menu-item.danger, .ap-menu-item.danger code { color: var(--error); }

/* Context compaction marker */
.compaction-card { display: flex; flex-direction: column; gap: 6px; border: 1px dashed var(--border); border-radius: 8px; margin: 6px 0; padding: 8px 10px; font-size: 11.5px; color: var(--fg-dim); }
.compaction-card.running { flex-direction: row; align-items: center; gap: 8px; }
.compaction-card.failed { color: var(--error); }
.compaction-head { display: flex; align-items: center; gap: 6px; cursor: pointer; }
.compaction-head:hover { color: var(--fg); }
.compaction-body { border-top: 1px solid var(--border-soft); padding-top: 6px; }

.question-card { border: 1px solid var(--border); border-radius: 10px; margin: 6px 0; padding: 12px; background: var(--bg-alt); }
.question-card.done { opacity: .92; }
.qc-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 12.5px; font-weight: 600; margin-bottom: 10px; }
.qc-head > span:first-child { display: inline-flex; align-items: center; gap: 6px; }
.qc-step { font-size: 11px; color: var(--fg-faint); font-weight: 500; }
.qc-question { font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.qc-option { display: flex; align-items: center; gap: 9px; width: 100%; text-align: left; background: var(--bg-dark); border: 1px solid var(--border-soft); color: var(--fg); border-radius: 7px; padding: 8px 10px; margin-bottom: 5px; cursor: pointer; font-size: 12.5px; transition: border-color .1s, background .1s; }
.qc-option:hover { border-color: var(--accent); }
.qc-option.selected { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); }
.qc-key { display: inline-flex; align-items: center; justify-content: center; width: 18px; height: 18px; border-radius: 4px; background: var(--bg); border: 1px solid var(--border); font-size: 10.5px; font-weight: 700; color: var(--fg-dim); flex: 0 0 auto; }
.qc-option.selected .qc-key { background: var(--accent); color: #fff; border-color: transparent; }
.qc-custom { width: 100%; margin-top: 4px; background: var(--bg-dark); border: 1px solid var(--border-soft); color: var(--fg); border-radius: 7px; padding: 8px 10px; font-size: 12.5px; }
.qc-custom:focus { outline: none; border-color: var(--accent); }
.qc-foot { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.qc-spacer { flex: 1; }
.qc-nav, .qc-skip { background: transparent; border: 1px solid var(--border); color: var(--fg-dim); border-radius: 6px; padding: 5px 12px; font-size: 12px; cursor: pointer; }
.qc-nav:hover, .qc-skip:hover { color: var(--fg); }
.qc-next { background: var(--accent); color: var(--vscode-button-foreground, #fff); border: none; border-radius: 6px; padding: 6px 14px; font-size: 12px; font-weight: 600; cursor: pointer; }
.qc-next:hover { filter: brightness(1.08); }
.qc-answered { margin-bottom: 8px; }
.qc-q { font-size: 12px; font-weight: 600; color: var(--fg); }
.qc-a { font-size: 12px; color: var(--accent); margin-top: 2px; }

/* Subagent shown as a clickable row that opens its own tab */
.subagent-card { display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: 10px; margin: 4px 0; padding: 8px 10px; background: var(--bg-alt); cursor: pointer; font-size: 12px; font-weight: 600; transition: border-color .12s, background .12s; }
.subagent-card-main { display: flex; align-items: center; gap: 7px; }
.subagent-card-subtitle { padding: 4px 0 0 27px; font-size: 11px; font-weight: 500; color: var(--fg-faint); font-style: italic; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.subagent-card:hover { border-color: var(--accent); background: var(--bg-hover, var(--bg-alt)); }
.subagent-card .ticon { display: inline-flex; color: var(--vscode-charts-purple, #c586c0); }
.subagent-card .sub-spacer { flex: 1; }
.subagent-card .sub-steps { font-size: 10.5px; font-weight: 500; color: var(--fg-faint); }
.subagent-card .sub-open-chev { color: var(--fg-faint); }

/* Virtual subagent tab */
.tab.subagent-tab .tab-icon { display: inline-flex; margin-right: 4px; color: var(--vscode-charts-purple, #c586c0); }

/* Full subagent view (its own tab body) */
.subagent-view { display: flex; flex-direction: column; }
.subagent-view-head { display: flex; align-items: center; gap: 10px; padding: 4px 0 10px; margin-bottom: 6px; border-bottom: 1px solid var(--border); }
.sub-back { display: inline-flex; align-items: center; gap: 4px; font-size: 11.5px; background: transparent; border: 1px solid var(--border); color: var(--fg-dim); border-radius: 6px; padding: 4px 9px; cursor: pointer; }
.sub-back:hover { color: var(--fg); border-color: var(--accent); }
.sub-readonly { font-size: 10px; text-transform: uppercase; letter-spacing: .04em; color: var(--fg-faint); }
.sub-stop { margin-left: auto; display: inline-flex; align-items: center; gap: 4px; font-size: 11.5px; font-weight: 600; background: color-mix(in srgb, var(--error) 16%, transparent); color: var(--error); border: none; border-radius: 6px; padding: 4px 10px; cursor: pointer; }
.sub-stop:hover { background: color-mix(in srgb, var(--error) 26%, transparent); }
.subagent-meta { font-size: 11px; color: var(--fg-faint); margin-bottom: 4px; }
.sub-empty { font-size: 11.5px; color: var(--fg-faint); font-style: italic; padding: 4px 0; }
.sub-summary { margin-top: 8px; border-top: 1px dashed var(--border); padding-top: 6px; }
.sub-summary-label { font-size: 10px; text-transform: uppercase; letter-spacing: .04em; color: var(--fg-faint); margin-bottom: 3px; }

/* Composer attachments */
.composer.drag-over { outline: 1px dashed var(--accent); outline-offset: -2px; }
.drop-hint {
  display: flex; align-items: center; gap: 5px; flex-wrap: wrap;
  margin-bottom: 6px; padding: 5px 9px; border-radius: 7px;
  font-size: 11px; color: var(--vscode-textLink-foreground, #4a90e2);
  background: color-mix(in srgb, var(--vscode-textLink-foreground, #4a90e2) 12%, transparent);
  border: 1px dashed color-mix(in srgb, var(--vscode-textLink-foreground, #4a90e2) 40%, transparent);
}
.drop-hint kbd {
  padding: 0 4px; border-radius: 3px; font-size: 10px;
  background: var(--vscode-keybindingLabel-background, rgba(127,127,127,.2));
  border: 1px solid var(--vscode-keybindingLabel-border, rgba(127,127,127,.3));
}
.attach-chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 8px 2px 6px; }
.attach-chip { position: relative; width: 48px; height: 48px; flex: 0 0 auto; }
.attach-thumb,
.attach-file {
  width: 48px; height: 48px; object-fit: cover; border-radius: 8px;
  border: 1px solid var(--border-soft); background: var(--bg-dark);
  display: flex; align-items: center; justify-content: center; color: var(--fg-faint);
}
.attach-remove {
  position: absolute; top: -6px; right: -6px;
  width: 16px; height: 16px; padding: 0; border: none; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
  background: var(--vscode-editor-background, #1e1e1e); color: var(--fg-dim);
  box-shadow: 0 0 0 1px var(--border); transition: background .1s, color .1s;
}
.attach-remove:hover { background: var(--error); color: #fff; }
.attach-btn { background: none; border: none; cursor: pointer; color: var(--fg-faint); display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; padding: 0; border-radius: 50%; flex: 0 0 auto; }
.attach-btn:hover { color: var(--fg); background: var(--hover); }

/* Inline phase indicator (Cursor-style shimmering status) */
.error-boundary { display: flex; flex-direction: column; gap: 10px; padding: 24px 18px; margin: auto; max-width: 360px; }
.eb-title { display: flex; align-items: center; gap: 6px; font-weight: 700; color: var(--err, #e55); }
.eb-msg { font-size: 12px; white-space: pre-wrap; word-break: break-word; max-height: 200px; overflow: auto; background: var(--bg-soft, rgba(127,127,127,.08)); padding: 8px; border-radius: 6px; }
.eb-actions { display: flex; gap: 8px; }
.eb-btn { padding: 5px 12px; border-radius: 6px; cursor: pointer; }
.eb-btn.ghost { background: transparent; }
.phase-row { padding: 2px 2px 2px; }
.phase-shimmer {
  font-size: 12.5px; font-weight: 500;
  background: linear-gradient(
    90deg,
    var(--fg-faint) 0%, var(--fg-faint) 35%,
    var(--vscode-foreground, #ddd) 50%,
    var(--fg-faint) 65%, var(--fg-faint) 100%
  );
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: phase-sweep 1.8s linear infinite;
}
@keyframes phase-sweep { 0% { background-position: 100% 0; } 100% { background-position: -100% 0; } }

/* Thinking card (streaming reasoning) */
.error-card {
  margin: 6px 0; border-radius: 8px; padding: 8px 10px;
  background: var(--vscode-inputValidation-errorBackground, rgba(255,80,80,.08));
  border: 1px solid var(--vscode-inputValidation-errorBorder, rgba(255,80,80,.4));
  color: var(--vscode-errorForeground, #f48771);
  font-size: 12px;
}
.error-card-head { font-weight: 600; margin-bottom: 2px; }
.error-card-body { white-space: pre-wrap; word-break: break-word; opacity: .9; }
.error-card.retrying {
  display: flex; align-items: center; gap: 6px;
  background: var(--vscode-editorWidget-background, rgba(127,127,127,.06));
  border-color: var(--vscode-widget-border, rgba(127,127,127,.2));
  color: var(--vscode-descriptionForeground, #999);
}
.error-card .error-detail { opacity: .7; }

.thinking-card {
  margin: 4px 0; border-radius: 8px;
  background: var(--vscode-editorWidget-background, rgba(127,127,127,.05));
  border: 1px solid var(--vscode-widget-border, rgba(127,127,127,.15));
  overflow: hidden;
}
.thinking-card .thinking-head {
  display: flex; align-items: center; gap: 6px; padding: 5px 9px; cursor: pointer;
  font-size: 11px; color: var(--fg-faint); user-select: none;
}
.thinking-card .thinking-title { flex: 1; font-style: italic; }
.thinking-card .thinking-spark { color: var(--vscode-focusBorder, #4a90e2); }
.thinking-card.live .thinking-spark { animation: think-pulse 1.6s ease-in-out infinite; }
.thinking-card:not(.live) .thinking-title { font-style: normal; }
.thinking-card .thinking-chev { opacity: .6; }
.thinking-card .thinking-body {
  padding: 2px 11px 9px 11px; font-size: 11px; line-height: 1.5;
  color: var(--fg-faint); white-space: pre-wrap; opacity: .85;
  border-top: 1px solid var(--vscode-widget-border, rgba(127,127,127,.1));
  margin: 0; background: none; border-left: none; max-height: 220px; overflow: auto;
}
@keyframes think-pulse { 0%,100% { opacity: .4; } 50% { opacity: 1; } }

/* Live status with spinner */
.status-live { display: inline-flex; align-items: center; gap: 7px; }
.status-spinner {
  width: 11px; height: 11px; border-radius: 50%;
  border: 1.5px solid var(--vscode-widget-border, rgba(127,127,127,.4));
  border-top-color: var(--vscode-focusBorder, #4a90e2);
  animation: spin .7s linear infinite; flex: none;
}
.status-text { animation: think-pulse 1.6s ease-in-out infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Persona selector (centered in empty chat) */
.chat-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px; height: 100%; }
.app-logo { width: 56px; height: 56px; border-radius: 14px; }
.empty-hint { color: var(--fg-faint); font-size: 12px; }
.persona-select { width: 100%; max-width: 360px; }
.persona-select-label { font-size: 10px; text-transform: uppercase; letter-spacing: .06em; color: var(--fg-faint); margin-bottom: 8px; text-align: center; }
.persona-cards { display: flex; flex-direction: column; gap: 6px; }
.persona-card {
  display: flex; flex-direction: column; gap: 3px; text-align: left;
  padding: 8px 10px; border-radius: 8px; cursor: pointer;
  background: var(--vscode-editorWidget-background, rgba(127,127,127,.06));
  border: 1px solid var(--vscode-widget-border, rgba(127,127,127,.2));
  color: var(--fg); transition: border-color .12s, background .12s;
}
.persona-card:hover { border-color: var(--vscode-focusBorder, #4a90e2); }
.persona-card.active { border-color: var(--vscode-focusBorder, #4a90e2); background: var(--vscode-list-activeSelectionBackground, rgba(74,144,226,.12)); }
.pc-top { display: flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 500; }
.pc-name { flex: 1; }
.pc-check { color: var(--vscode-focusBorder, #4a90e2); }
.pc-desc { font-size: 10.5px; color: var(--fg-faint); line-height: 1.35; }

/* Queued messages (typed during a run) shown above the composer */
.queue-bar { display: flex; flex-direction: column; gap: 4px; padding: 0 14px 6px; }
.queue-item { display: flex; align-items: center; gap: 6px; border: 1px solid var(--border); border-radius: 8px; padding: 5px 8px; background: var(--bg-alt); color: var(--fg-dim); font-size: 12px; min-width: 0; }
.queue-item > svg { flex: 0 0 auto; opacity: .7; }
.queue-text { flex: 1 1 auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.queue-actions { display: inline-flex; gap: 2px; flex: 0 0 auto; }
.q-btn { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px; border: none; background: none; color: var(--fg-faint); border-radius: 4px; cursor: pointer; padding: 0; }
.q-btn:hover { color: var(--fg); background: var(--hover); }

/* Persona badge above composer (read-only, locked) */
.persona-badge-bar { padding: 4px 14px 0; }
.persona-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 9px; border-radius: 999px; font-size: 10.5px; font-weight: 500;
  color: var(--vscode-badge-foreground, var(--fg));
  background: var(--vscode-badge-background, rgba(127,127,127,.18));
  border: 1px solid var(--vscode-widget-border, rgba(127,127,127,.18));
}
.persona-badge svg { color: var(--accent); width: 12px; height: 12px; flex: 0 0 auto; }

/* Message attachments */
.msg-attachments { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 6px; }
.msg-attach-img { width: 48px; height: 48px; object-fit: cover; border-radius: 8px; border: 1px solid var(--border-soft); }
.msg-attach-file { display: inline-flex; align-items: center; gap: 5px; font-size: 11px; color: var(--fg-dim); background: var(--bg-dark); border-radius: 5px; padding: 3px 7px; }
.msg-attach-file svg { width: 13px; height: 13px; }

.tool-card-body { border-top: 1px solid var(--border-soft); background: var(--bg-dark); }
.tool-result { margin: 0; padding: 8px 10px; font-family: "Cascadia Code", Consolas, monospace; font-size: 11px; line-height: 1.5; color: var(--fg-dim); max-height: 200px; overflow: auto; white-space: pre-wrap; }
.terminal-output { margin: 0; padding: 10px 12px; font-family: "Cascadia Code", Consolas, monospace; font-size: 11.5px; line-height: 1.5; color: var(--terminal-fg); background: var(--terminal-bg); max-height: 250px; overflow: auto; white-space: pre-wrap; }
.tool-diff { font-family: "Cascadia Code", Consolas, monospace; font-size: 11.5px; line-height: 1.5; overflow: auto; background: var(--bg-dark); padding: 6px 0; }
.tool-diff .dl { padding: 0 10px; white-space: pre; }
.tool-diff .add { background: var(--vscode-diffEditor-insertedLineBackground); color: var(--green); }
.tool-diff .del { background: var(--vscode-diffEditor-removedLineBackground); color: var(--vscode-gitDecoration-deletedResourceForeground, var(--error)); }
.tool-diff .ctx { color: var(--fg-faint); }
.tool-diff.collapsed { max-height: 96px; overflow: hidden; }
.tool-diff.expanded { max-height: 360px; overflow: auto; }
.diff-expand { position: absolute; left: 0; right: 0; bottom: 0; display: flex; align-items: flex-end; justify-content: center; height: 34px; padding-bottom: 2px; color: var(--fg-dim); cursor: pointer; user-select: none; background: linear-gradient(to bottom, transparent, var(--bg-dark) 85%); opacity: 0; transition: opacity .12s ease; }
.diff-expand svg { width: 12px; height: 12px; }
.diff-expand svg.flip { transform: rotate(180deg); }
.tool-card:hover .diff-expand { opacity: 1; }
.diff-expand:hover { color: var(--fg); }
.tool-card-body { position: relative; }

.read-line { display: flex; align-items: center; gap: 6px; padding: 4px 10px; font-size: 11.5px; color: var(--fg-dim); cursor: pointer; border: 1px solid var(--border-soft); border-radius: 6px; background: var(--bg-alt); width: 100%; overflow: hidden; }
.read-line:hover { background: var(--hover); color: var(--fg); }
.read-line .ricon { flex: 0 0 auto; display: inline-flex; color: var(--fg-dim); }
.read-line .ricon svg { width: 13px; height: 13px; }
.read-line .rname { font-family: "Cascadia Code", Consolas, monospace; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.read-line .rlines { color: var(--fg-faint); flex: 0 0 auto; margin-left: auto; font-family: "Cascadia Code", Consolas, monospace; }
.read-line .rstatus { flex: 0 0 auto; }
.read-line .rstatus svg { width: 12px; height: 12px; }

.thinking { margin-bottom: 2px; }
.thinking-head { display: flex; align-items: center; gap: 5px; color: var(--fg-faint); font-size: 11.5px; cursor: pointer; user-select: none; }
.thinking-head:hover { color: var(--fg-dim); }
.thinking-head .tchev { display: inline-flex; transition: transform .1s ease; }
.thinking-head .tchev:not(.open) { transform: rotate(-90deg); }
.thinking-head .tchev svg { width: 11px; height: 11px; }
.thinking-body { margin: 4px 0 0; padding: 8px 10px; background: var(--bg-dark); border-left: 2px solid var(--border); color: var(--fg-faint); font-size: 11.5px; line-height: 1.5; white-space: pre-wrap; max-height: 180px; overflow: auto; }

.spinner { width: 12px; height: 12px; flex: 0 0 auto; border: 1.5px solid var(--border); border-top-color: var(--accent); border-radius: 50%; display: inline-block; animation: spin .7s linear infinite; }

/* Exploring section: collapses a run of read/search tool calls */
.explore-section {
  margin: 4px 0; border-radius: 8px;
  background: var(--vscode-editorWidget-background, rgba(127,127,127,.05));
  border: 1px solid var(--vscode-widget-border, rgba(127,127,127,.15));
  overflow: hidden;
}
.explore-head {
  display: flex; align-items: center; gap: 6px; padding: 5px 9px; cursor: pointer;
  font-size: 11.5px; color: var(--fg-dim); user-select: none;
}
.explore-head:hover { color: var(--fg); }
.explore-head .tchev { display: inline-flex; transition: transform .1s ease; }
.explore-head .tchev:not(.open) { transform: rotate(-90deg); }
.explore-head .tchev svg { width: 11px; height: 11px; }
.explore-icon { color: var(--accent); opacity: .8; }
.explore-title { flex: 1; }
.explore-count {
  font-size: 10px; color: var(--fg-faint); padding: 0 6px;
  border: 1px solid var(--border); border-radius: 9px; line-height: 15px;
}
.explore-subtitle {
  padding: 0 9px 6px 27px; font-size: 11px; color: var(--fg-faint);
  font-style: italic; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.explore-body {
  padding: 2px 8px 8px 8px;
  border-top: 1px solid var(--vscode-widget-border, rgba(127,127,127,.1));
}
.explore-body .block-group { margin: 2px 0; }

/* Pending changes review bar (Cursor-style accept/reject) */
.review-bar {
  margin: 0 10px 8px; border: 1px solid var(--border); border-radius: 10px;
  background: var(--bg-alt); overflow: hidden; animation: pop-up .14s ease;
}
.review-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 9px; border-bottom: 1px solid var(--border-soft); background: var(--input-bg);
}
.review-title { display: flex; align-items: center; gap: 6px; font-size: 11.5px; font-weight: 600; color: var(--fg); cursor: pointer; user-select: none; }
.review-title:hover { color: var(--accent); }
.review-title .rv-chev { color: var(--fg-faint); }
.review-title svg { color: var(--accent); }
.review-actions { display: flex; gap: 6px; }
/* Cursor-style: text-only Undo All / Keep All + a filled Review button. */
.rv-link { font-size: 11.5px; padding: 3px 6px; border: none; background: transparent; color: var(--fg-dim); cursor: pointer; border-radius: 5px; }
.rv-link:hover { color: var(--fg); background: var(--hover); }
.rv-review { font-size: 11.5px; font-weight: 600; padding: 3px 10px; border-radius: 5px; border: 1px solid var(--border); background: var(--vscode-button-secondaryBackground, var(--hover)); color: var(--vscode-button-secondaryForeground, var(--fg)); cursor: pointer; }
.rv-review:hover { background: var(--vscode-button-secondaryHoverBackground, var(--border)); }
.review-list { max-height: 160px; overflow: auto; padding: 4px; display: flex; flex-direction: column; gap: 2px; }
.review-item { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 4px 6px; border-radius: 6px; }
.review-item:hover { background: var(--hover); }
.rv-file { display: flex; align-items: center; gap: 6px; min-width: 0; cursor: pointer; flex: 1; }
.rv-file svg { color: var(--fg-dim); flex: 0 0 auto; }
.rv-file:hover .rv-name { color: var(--accent); text-decoration: underline; }
.rv-name { font-size: 12px; color: var(--fg); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rv-tag { font-size: 9px; font-weight: 700; text-transform: uppercase; padding: 1px 4px; border-radius: 3px; background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); flex: 0 0 auto; }
.rv-stats { display: inline-flex; gap: 5px; font-size: 11px; font-variant-numeric: tabular-nums; flex: 0 0 auto; }
.rv-add { color: var(--green); }
.rv-del { color: var(--error); }
.rv-item-actions { display: flex; gap: 3px; flex: 0 0 auto; }
.rv-icon { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 5px; border: none; background: transparent; color: var(--fg-faint); cursor: pointer; transition: background .1s, color .1s; }
.rv-icon.accept:hover { background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); }
.rv-icon.reject:hover { background: color-mix(in srgb, var(--error) 18%, transparent); color: var(--error); }

/* Plan card (write_plan output) */
.plan-card { margin: 4px 0; border: 1px solid var(--border); border-radius: 10px; background: var(--bg-alt); overflow: hidden; }
.plan-header { display: flex; align-items: center; gap: 7px; padding: 8px 10px; cursor: pointer; font-size: 12px; font-weight: 600; }
.plan-header .tchev { display: inline-flex; transition: transform .12s; color: var(--fg-faint); }
.plan-header .tchev.open { transform: rotate(90deg); }
.plan-header .ticon { display: inline-flex; color: var(--vscode-charts-yellow, #d7ba7d); }
.plan-title { flex: 1 1 auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.plan-body { padding: 2px 12px 10px; border-top: 1px solid var(--border); max-height: 360px; overflow: auto; }
.plan-empty { color: var(--fg-faint); font-style: italic; padding: 8px 0; }
.plan-actions { display: flex; gap: 6px; padding: 8px 10px; border-top: 1px solid var(--border); }
.plan-open, .plan-implement {
  display: inline-flex; align-items: center; gap: 5px; font-size: 11px; font-weight: 600;
  padding: 5px 10px; border-radius: 7px; border: 1px solid var(--border);
  background: transparent; color: var(--fg); cursor: pointer; transition: background .1s, border-color .1s;
}
.plan-open:hover { background: var(--bg); }
.plan-implement { margin-left: auto; border-color: transparent; background: var(--accent); color: var(--vscode-button-foreground, #fff); }
.plan-implement:hover { filter: brightness(1.08); }
.plan-implement svg, .plan-open svg { width: 13px; height: 13px; }

/* Provider setup screen (shown when no providers configured) */
.setup-screen { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 10px; padding: 40px 24px; margin: auto; max-width: 340px; }
.setup-icon { color: var(--accent); opacity: .9; }
.setup-title { font-size: 15px; font-weight: 700; }
.setup-desc { font-size: 12.5px; color: var(--fg-dim); }
.setup-steps { text-align: left; font-size: 12.5px; color: var(--fg-dim); line-height: 1.7; padding-left: 20px; margin: 6px 0 4px; }
.setup-steps b { color: var(--fg); }
.setup-btn { display: inline-flex; align-items: center; gap: 7px; margin-top: 6px; padding: 8px 16px; border: none; border-radius: 8px; cursor: pointer; font-size: 12.5px; font-weight: 600; background: var(--accent); color: var(--vscode-button-foreground, #fff); }
.setup-btn:hover { filter: brightness(1.08); }

.chat-input { padding: 8px 10px 12px; flex: 0 0 auto; }
.bottom-stack { flex: 0 0 auto; position: relative; }
/* Hovering "jump to bottom" button, shown while follow mode is off. */
.scroll-bottom-btn { position: absolute; left: 50%; transform: translateX(-50%); bottom: calc(100% + 8px); z-index: 5; display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--border); background: var(--bg-alt); color: var(--fg-dim); cursor: pointer; box-shadow: 0 2px 8px rgba(0,0,0,.35); animation: msg-in .15s ease; }
.scroll-bottom-btn:hover { color: var(--fg); border-color: var(--accent); }
.status { font-size: 11px; color: var(--fg-faint); margin-bottom: 6px; padding-left: 4px; }
.status .error { color: var(--error); }
.composer { position: relative; background: var(--input-bg); border: 1px solid var(--border); border-radius: 12px; padding: 8px 10px 7px; transition: border-color .12s ease, box-shadow .12s ease; }
.composer:focus-within { border-color: var(--vscode-focusBorder); box-shadow: 0 0 0 1px var(--vscode-focusBorder); }
.composer.drag-over { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }

/* @-mention popup (Cursor-style) */
.mention-popup {
  position: absolute; bottom: calc(100% + 6px); left: 0; right: 0;
  max-height: 260px; overflow-y: auto; z-index: 30;
  background: var(--vscode-editorWidget-background, var(--input-bg));
  border: 1px solid var(--vscode-widget-border, var(--border));
  border-radius: 10px; padding: 4px;
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
  animation: pop-up .12s ease;
}
@keyframes pop-up { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.mention-head { display: flex; align-items: center; gap: 6px; padding: 4px 8px 6px; font-size: 10px; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-faint); }
.mention-empty { padding: 8px; font-size: 12px; color: var(--fg-faint); text-align: center; }
.mention-item {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 6px; cursor: pointer;
  font-size: 12.5px; color: var(--fg);
}
.mention-item.active { background: var(--vscode-list-activeSelectionBackground, var(--hover)); }
.mention-item svg { flex: 0 0 auto; color: var(--fg-faint); }
.mi-name { flex: 0 0 auto; }
.mi-path { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 10.5px; color: var(--fg-faint); text-align: right; }
.mention-item.cat .mi-name { flex: 1; }
.mention-divider { height: 1px; background: var(--vscode-widget-border, var(--border-soft)); margin: 4px 2px; }
.mention-item .mi-chev { margin-left: auto; color: var(--fg-faint); flex: 0 0 auto; }

/* Mention chip variant */
.mention-chip { border-color: var(--vscode-focusBorder, var(--border-soft)); }
.mention-chip svg { color: var(--vscode-focusBorder, var(--fg-faint)); }

/* Inline mention pill inside rendered message bubbles — same look as the
   composer editor pill (icon + label). */
.markdown-content .mention {
  display: inline-flex; align-items: center; gap: 3px;
  padding: 0 5px; margin: 0 1px; border-radius: 5px;
  font-size: 12px; line-height: 1.4; vertical-align: baseline; white-space: nowrap;
  color: var(--vscode-textLink-foreground, #4a90e2);
  background: color-mix(in srgb, var(--vscode-textLink-foreground, #4a90e2) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--vscode-textLink-foreground, #4a90e2) 30%, transparent);
}
.markdown-content .mention .mention-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 13px; height: 13px; flex: 0 0 auto; overflow: hidden;
}
.markdown-content .mention .mention-icon svg { width: 12px; height: 12px; }
.composer textarea { width: 100%; background: transparent; border: none; color: var(--fg); resize: none; outline: none; font-family: var(--vscode-font-family, inherit); font-size: 13px; line-height: 1.5; padding: 2px 2px 0; min-height: 22px; max-height: 200px; overflow-y: auto; }
.composer textarea::placeholder { color: var(--fg-faint); }

/* Contenteditable editor with inline mention pills */
.composer .editor {
  position: relative;
  width: 100%; background: transparent; border: none; color: var(--fg); outline: none;
  font-family: var(--vscode-font-family, inherit); font-size: 13px; line-height: 1.6;
  padding: 2px 2px 0; min-height: 22px; max-height: 200px; overflow-y: auto;
  white-space: pre-wrap; word-break: break-word;
}
.composer .editor.empty::before {
  content: attr(data-placeholder); color: var(--fg-faint); pointer-events: none;
  position: absolute; left: 0; top: 0;
}
.composer .editor .mention {
  display: inline-flex; align-items: center; gap: 3px;
  padding: 0 5px; margin: 0 1px; border-radius: 5px;
  font-size: 12px; line-height: 1.4; vertical-align: baseline;
  color: var(--vscode-textLink-foreground, #4a90e2);
  background: color-mix(in srgb, var(--vscode-textLink-foreground, #4a90e2) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--vscode-textLink-foreground, #4a90e2) 30%, transparent);
  cursor: pointer; user-select: none; white-space: nowrap;
}
.composer .editor .mention:hover { background: color-mix(in srgb, var(--vscode-textLink-foreground, #4a90e2) 24%, transparent); }
/* Pill icon: kind/file icon by default, swaps to a × on hover.
   Both live in the same fixed 13px slot (visibility swap, zero reflow). */
.composer .editor .mention { position: relative; }
.composer .editor .mention .mention-icon,
.composer .editor .mention .mention-x {
  display: inline-flex; align-items: center; justify-content: center;
  width: 13px; height: 13px; flex: 0 0 auto; overflow: hidden;
}
.composer .editor .mention .mention-x {
  position: absolute; left: 5px; top: 50%; transform: translateY(-50%);
  visibility: hidden; cursor: pointer; color: var(--fg);
}
.composer .editor .mention .mention-icon svg,
.composer .editor .mention .mention-x svg { width: 12px; height: 12px; }
.composer .editor .mention .mention-icon .file-icon-img { width: 13px; height: 13px; }
.composer .editor .mention .mention-icon .file-icon-font { font-size: 12px; line-height: 13px; }
.composer .editor .mention:hover .mention-icon { visibility: hidden; }
.composer .editor .mention:hover .mention-x { visibility: visible; }
.composer .editor .mention .mention-x:hover { color: var(--vscode-errorForeground, #f14c4c); }
.composer-bar { display: flex; align-items: center; gap: 5px; margin-top: 7px; flex-wrap: nowrap; min-width: 0; }
.ctx-pill { padding: 3px 6px 3px 8px; gap: 2px; }
.ctx-pill .cd, .ctx-pill svg { width: 11px; height: 11px; opacity: .7; }
.ctx-dropdown { min-width: 96px; padding: 4px; }
.ctx-dropdown .mode-item {
  width: 100%;
  justify-content: space-between;
  background: none;
  border: none;
  color: var(--fg);
  font: inherit;
  font-size: 12px;
  text-align: left;
  cursor: pointer;
}
.ctx-dropdown .mode-item .mi-label { flex: 1 1 auto; }
.ctx-dropdown .mode-item .mi-check { color: var(--fg-dim); display: inline-flex; }
.ctx-dropdown .mode-item.active { background: var(--hover); }
.pill { display: inline-flex; align-items: center; gap: 4px; background: transparent; border: 1px solid var(--border-soft); border-radius: 6px; padding: 3px 8px; font-size: 11.5px; color: var(--fg-dim); cursor: pointer; flex: 0 0 auto; white-space: nowrap; position: relative; transition: background .1s ease, color .1s ease, border-color .1s ease; }
.pill:hover { background: var(--hover); color: var(--fg); border-color: var(--border); }
.mode-pill { color: var(--fg); }
.pill svg { width: 13px; height: 13px; flex: 0 0 auto; }
.pill .cd { width: 11px; height: 11px; }
.pill span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.mode-dropdown { position: fixed; min-width: 150px; background: var(--dropdown-bg); border: 1px solid var(--dropdown-border); border-radius: 8px; padding: 3px; box-shadow: 0 8px 24px var(--shadow); z-index: 200; animation: pop-up .12s ease; }
.mode-item { display: flex; align-items: center; gap: 7px; height: 26px; padding: 0 7px; border-radius: 5px; font-size: 12px; color: var(--fg); cursor: pointer; }
.mode-item:hover { background: var(--hover); }
.mode-item .mi-icon { display: inline-flex; flex: 0 0 auto; color: var(--fg-dim); }
.mode-item .mi-icon svg { width: 13px; height: 13px; }
.mode-item .mi-label { flex: 1 1 auto; }
.mode-item .mi-check { display: inline-flex; flex: 0 0 auto; color: var(--fg); }
.mode-item .mi-check svg { width: 13px; height: 13px; }
.mode-item.active .mi-icon, .mode-item.active .mi-label { color: var(--fg); }

.model-select { color: var(--fg-dim); font-size: 12px; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; min-width: 0; position: relative; }
.model-select .label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.model-select:hover { color: var(--fg); }
.model-select .cd { width: 11px; height: 11px; }
.model-dropdown { position: absolute; bottom: 130%; left: 0; min-width: 200px; max-height: 260px; overflow: auto; background: var(--dropdown-bg); border: 1px solid var(--dropdown-border); border-radius: 8px; padding: 4px 0; box-shadow: 0 8px 24px var(--shadow); z-index: 60; animation: pop-up .12s ease; }
.model-item { padding: 6px 8px; font-size: 12px; color: var(--fg); cursor: pointer; white-space: nowrap; border-radius: 5px; }
.model-item:hover { background: var(--hover); }
.model-item.active { color: var(--accent); }
.model-item.dim { color: var(--fg-faint); cursor: default; }

/* Selected-model option summary in the bar */
.model-summary { color: var(--fg-faint); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Cursor-style model picker: list stays fixed; options panel floats to its left,
   and falls back to stacking on top when there isn't room to the side. */
/* Single-container picker: list view <-> options view (with Back). */
.model-picker { position: fixed; z-index: 200; animation: pop-up .12s ease; width: 244px; max-width: calc(100vw - 16px); background: var(--dropdown-bg); border: 1px solid var(--dropdown-border); border-radius: 8px; box-shadow: 0 8px 24px var(--shadow); overflow: hidden; }
.model-picker-view { display: flex; flex-direction: column; max-height: var(--mp-max-h, 340px); }
.mp-body { overflow: auto; padding: 3px; }
.mp-search { display: flex; align-items: center; gap: 6px; padding: 6px 9px; border-bottom: 1px solid var(--dropdown-border); }
.mp-search-icon { width: 13px; height: 13px; color: var(--fg-faint); flex: 0 0 auto; }
.mp-search input,
.mp-search input:focus,
.mp-search input:focus-visible {
  flex: 1; min-width: 0; width: 100%;
  background: transparent !important;
  border: none !important;
  outline: none !important;
  box-shadow: none !important;
  padding: 0 !important; margin: 0 !important;
  font: inherit; font-size: 12px; color: var(--fg);
}
.mp-search input::placeholder { color: var(--fg-faint); }
.mp-group-label { font-size: 9.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; color: var(--fg-faint); padding: 7px 8px 3px; }
.mp-head { display: flex; align-items: center; gap: 6px; padding: 6px 8px; border-bottom: 1px solid var(--dropdown-border); }
.mp-back { display: inline-flex; align-items: center; gap: 2px; background: none; border: none; color: var(--fg-dim); cursor: pointer; font-size: 12px; padding: 2px 4px; border-radius: 5px; }
.mp-back:hover { background: var(--hover); color: var(--fg); }
.mp-back-icon { width: 13px; height: 13px; transform: rotate(180deg); }
.mp-head-title { flex: 1; font-size: 12px; font-weight: 600; color: var(--fg); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mp-reset { background: none; border: none; color: var(--fg-faint); cursor: pointer; display: inline-flex; padding: 3px; border-radius: 4px; }
.mp-reset:hover { color: var(--fg); background: var(--hover); }
.mp-reset svg { width: 13px; height: 13px; }
.model-picker .model-item { display: flex; align-items: center; gap: 6px; min-height: 26px; box-sizing: border-box; padding-top: 0; padding-bottom: 0; }
.model-item-ico { width: 13px; height: 13px; color: var(--fg-dim); flex: 0 0 auto; }
.model-item.auto { border-radius: 5px; margin-bottom: 3px; position: relative; }
.model-item.auto::after { content: ""; position: absolute; left: -3px; right: -3px; bottom: -2px; height: 1px; background: var(--dropdown-border); }
.model-item.add-models { border-top: 1px solid var(--dropdown-border); border-radius: 0 0 5px 5px; color: var(--fg-dim); margin-top: 3px; }
.model-item.add-models:hover { color: var(--fg); }
.model-item.editing { background: var(--hover); }
.model-item-name { flex: 1 1 auto; overflow: hidden; text-overflow: ellipsis; }
.model-item-sum { color: var(--fg-faint); font-size: 11px; white-space: nowrap; margin-left: auto; }
.model-item-check { width: 13px; height: 13px; color: var(--fg); flex: 0 0 auto; }
.model-item-actions { display: none; align-items: center; gap: 2px; flex: 0 0 auto; line-height: 0; }
.model-item:hover .model-item-actions, .model-item.editing .model-item-actions { display: inline-flex; }
.mia-btn { background: none; border: none; color: var(--fg-faint); cursor: pointer; display: inline-flex; align-items: center; padding: 2px; border-radius: 4px; line-height: 0; }
.mia-btn:hover { color: var(--fg); background: var(--hover); }
.mia-btn.on { color: var(--accent); }
.mia-btn.ok, .mp-reset.ok { color: var(--success, #3fb950); }
.mia-btn svg { width: 13px; height: 13px; }
/* Hide the redundant summary text while hovering (actions take its place). */
.model-item:hover .model-item-sum { display: none; }

/* Option groups (left column) */
.model-options { display: flex; flex-direction: column; gap: 2px; }
.mo-empty { font-size: 11px; color: var(--fg-faint); padding: 6px; }
.mo-group { padding: 2px 0; }
.mo-group + .mo-group, .mo-toggle + .mo-group, .mo-group + .mo-toggle { border-top: 1px solid var(--dropdown-border); margin-top: 3px; padding-top: 4px; }
.mo-group-label { font-size: 9.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; color: var(--fg-faint); padding: 2px 8px 3px; }
.mo-item { display: flex; align-items: center; justify-content: space-between; height: 26px; padding: 0 8px; border-radius: 5px; font-size: 12px; color: var(--fg); cursor: pointer; }
.mo-item:hover { background: var(--hover); }
.mo-item.active { color: var(--fg); }
.mo-check { width: 13px; height: 13px; color: var(--fg-dim); }
.mo-toggle { display: flex; align-items: center; justify-content: space-between; height: 28px; padding: 0 8px; border-radius: 5px; cursor: pointer; font-size: 12px; }
.mo-toggle:hover { background: var(--hover); }
.mo-toggle.sub { padding-left: 18px; }
.mo-toggle.sub .mo-label { color: var(--fg-dim); font-size: 11.5px; }
.mo-label { color: var(--fg); }
/* Cursor-style pill switch */
.mo-switch { width: 28px; height: 16px; border-radius: 999px; background: var(--input-border, rgba(128,128,128,.35)); position: relative; transition: background .15s ease; flex: 0 0 auto; }
.mo-switch.on { background: var(--vscode-button-background, var(--accent)); }
.mo-knob { position: absolute; top: 2px; left: 2px; width: 12px; height: 12px; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.3); transition: left .15s ease; }
.mo-switch.on .mo-knob { left: 14px; }

.composer-bar .right { margin-left: auto; display: flex; align-items: center; gap: 4px; flex: 0 0 auto; }
.ctx-ring { display: inline-flex; align-items: center; color: var(--fg-faint); padding: 0 2px; cursor: default; }
.ctx-ring:hover { color: var(--fg-dim); }
.send-btn { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; background: var(--vscode-button-background); color: var(--vscode-button-foreground); cursor: pointer; flex: 0 0 auto; border: none; transition: opacity .12s ease, background .12s ease, transform .08s ease; }
.send-btn:hover { background: var(--vscode-button-hoverBackground, var(--vscode-button-background)); }
.send-btn:active { transform: scale(.92); }
.send-btn.disabled { opacity: .35; cursor: default; }
.send-btn.disabled:active { transform: none; }
.send-btn svg { width: 15px; height: 15px; }
.send-btn.stop { background: var(--error); }
.send-btn.stop svg { width: 10px; height: 10px; }

/* History popup (Cursor-style centered dropdown with search) */
.history-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 100; display: flex; align-items: flex-start; justify-content: center; padding-top: 60px; }
.history-popup { width: 340px; max-width: 92%; max-height: 400px; background: var(--bg-panel); border: 1px solid var(--border-soft); border-radius: 10px; display: flex; flex-direction: column; box-shadow: 0 12px 40px var(--shadow); overflow: hidden; animation: pop-up .14s ease; }
.history-search { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-bottom: 1px solid var(--border-soft); }
.history-search svg { color: var(--fg-faint); flex: 0 0 auto; }
.history-search input { flex: 1; background: none; border: none; outline: none; color: var(--fg); font-size: 13px; font-family: inherit; }
.history-search input::placeholder { color: var(--fg-faint); }
.history-list { flex: 1; overflow: auto; padding: 4px; }
.history-empty { color: var(--fg-faint); font-size: 12px; text-align: center; padding: 24px 8px; }
.history-item { display: flex; align-items: center; gap: 8px; padding: 7px 10px; border-radius: 6px; cursor: pointer; }
.history-item:hover { background: var(--hover); }
.history-item.active { background: var(--hover); }
.history-item.active .hi-title { color: var(--accent); }
.hi-text { flex: 1 1 auto; min-width: 0; }
.hi-title { font-size: 12.5px; color: var(--fg); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hi-time { font-size: 10.5px; color: var(--fg-faint); margin-top: 2px; }
.hi-del { flex: 0 0 auto; background: none; border: none; color: var(--fg-faint); cursor: pointer; display: inline-flex; padding: 4px; border-radius: 5px; opacity: 0; }
.history-item:hover .hi-del { opacity: 1; }
.hi-del:hover { color: var(--error); background: var(--bg-dark); }