/* ===== APEX IDE — COMPLETE STYLESHEET ===== */
:root {
  /* Core colors */
  --bg-0: #0d0d0f;
  --bg-1: #111114;
  --bg-2: #16161a;
  --bg-3: #1c1c22;
  --bg-4: #222228;
  --bg-hover: #2a2a32;
  --border: #2d2d38;
  --border-focus: #7c3aed;

  /* Text */
  --text-0: #f0f0f5;
  --text-1: #c8c8d8;
  --text-2: #8888aa;
  --text-3: #555570;

  /* Accent */
  --accent: #7c3aed;
  --accent-hover: #8b5cf6;
  --accent-dim: rgba(124,58,237,0.15);
  --accent-glow: rgba(124,58,237,0.35);

  /* Semantic */
  --green: #22c55e;
  --yellow: #f59e0b;
  --red: #ef4444;
  --blue: #3b82f6;
  --cyan: #06b6d4;
  --orange: #f97316;

  /* Dimensions */
  --titlebar-h: 36px;
  --activitybar-w: 48px;
  --sidebar-w: 240px;
  --statusbar-h: 24px;
  --bottomPanel-h: 220px;
  --tabs-h: 38px;
  --ai-w: 380px;

  /* Fonts */
  --font-ui: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-code: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', 'Consolas', 'Courier New', monospace;

  /* Transitions */
  --t: 150ms ease;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
body {
  font-family: var(--font-ui);
  font-size: 13px;
  background: var(--bg-0);
  color: var(--text-1);
  user-select: none;
  -webkit-font-smoothing: antialiased;
}
input, textarea, select, button { font-family: inherit; font-size: inherit; }
button { cursor: pointer; border: none; background: none; color: inherit; }
input, textarea { border: none; outline: none; color: inherit; background: none; }
select { outline: none; color: inherit; cursor: pointer; }
.hidden { display: none !important; }

/* ===== SPLASH ===== */
#splash {
  position: fixed; inset: 0;
  background: var(--bg-0);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  transition: opacity 0.4s ease;
}
.splash-content { text-align: center; }
.splash-logo {
  display: flex; align-items: center; justify-content: center;
  gap: 12px; margin-bottom: 32px;
  font-size: 28px; font-weight: 700; letter-spacing: -0.5px;
  color: var(--text-0);
}
.splash-bar {
  width: 240px; height: 2px;
  background: var(--bg-4); border-radius: 2px;
  margin: 0 auto 12px;
  overflow: hidden;
}
.splash-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--accent), #a78bfa);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.splash-status { color: var(--text-3); font-size: 12px; }

/* ===== APP LAYOUT ===== */
#app {
  display: flex; flex-direction: column;
  height: 100vh; width: 100vw;
  overflow: hidden;
}

/* ===== TITLEBAR ===== */
#titlebar {
  height: var(--titlebar-h);
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 8px;
  gap: 8px;
  flex-shrink: 0;
  -webkit-app-region: drag;
  position: relative; z-index: 100;
}
.titlebar-left, .titlebar-center, .titlebar-right {
  display: flex; align-items: center; gap: 4px;
}
.titlebar-left { flex: 1; -webkit-app-region: no-drag; }
.titlebar-center { flex: 1; justify-content: center; }
.titlebar-right { flex: 1; justify-content: flex-end; -webkit-app-region: no-drag; }
.logo-mark { display: flex; align-items: center; padding: 0 4px; }
.menu-bar { display: flex; gap: 0; }
.menu-item {
  padding: 4px 8px; border-radius: 4px;
  color: var(--text-1); cursor: pointer; font-size: 13px;
  transition: background var(--t);
}
.menu-item:hover { background: var(--bg-hover); }
#breadcrumb { font-size: 12px; color: var(--text-2); }
.tb-btn {
  padding: 3px 10px; border-radius: 4px;
  font-size: 12px; color: var(--text-1);
  background: var(--bg-3); border: 1px solid var(--border);
  transition: all var(--t);
}
.tb-btn:hover { background: var(--bg-4); border-color: var(--border-focus); }
.window-controls { display: flex; gap: 0; }
.wc {
  width: 46px; height: var(--titlebar-h);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 11px; color: var(--text-3);
  transition: background var(--t), color var(--t);
}
.wc:hover { background: var(--bg-hover); color: var(--text-0); }
.wc-close:hover { background: var(--red) !important; color: #fff !important; }

/* ===== MAIN ===== */
#main {
  display: flex; flex: 1;
  overflow: hidden;
}

/* ===== ACTIVITY BAR ===== */
#activitybar {
  width: var(--activitybar-w);
  background: var(--bg-1);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  justify-content: space-between;
  flex-shrink: 0;
  padding: 4px 0;
}
.ab-group { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.ab-btn {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px; color: var(--text-3);
  transition: all var(--t); position: relative;
}
.ab-btn:hover { color: var(--text-1); background: var(--bg-hover); }
.ab-btn.active { color: var(--text-0); background: var(--accent-dim); }
.ab-btn.active::before {
  content: '';
  position: absolute; left: -4px;
  width: 3px; height: 24px;
  background: var(--accent); border-radius: 0 2px 2px 0;
}

/* ===== SIDEBAR ===== */
#sidebar {
  width: var(--sidebar-w);
  background: var(--bg-2);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  flex-shrink: 0; overflow: hidden;
  transition: width var(--t);
}
.panel { display: none; flex-direction: column; flex: 1; overflow: hidden; }
.panel.active { display: flex; }
.panel-header {
  padding: 8px 12px 6px;
  display: flex; align-items: center; justify-content: space-between;
  color: var(--text-3); font-size: 11px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.panel-actions { display: flex; gap: 2px; }
.panel-actions button {
  width: 24px; height: 24px; border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-2); font-size: 14px;
  transition: all var(--t);
}
.panel-actions button:hover { background: var(--bg-hover); color: var(--text-0); }
.panel-toolbar {
  padding: 8px;
  display: flex; gap: 6px; flex-shrink: 0;
}
.pt-btn {
  flex: 1; padding: 5px 8px; border-radius: 5px;
  background: var(--bg-4); border: 1px solid var(--border);
  color: var(--text-1); font-size: 12px;
  transition: all var(--t);
}
.pt-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ===== FILE TREE ===== */
#fileTree {
  overflow-y: auto; flex: 1;
  padding: 4px 0;
}
#fileTree::-webkit-scrollbar { width: 4px; }
#fileTree::-webkit-scrollbar-track { background: transparent; }
#fileTree::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 4px; }
.tree-item {
  display: flex; align-items: center; gap: 4px;
  padding: 2px 8px; cursor: pointer;
  border-radius: 4px; margin: 0 4px;
  color: var(--text-1); font-size: 13px;
  transition: background var(--t);
  min-height: 22px;
}
.tree-item:hover { background: var(--bg-hover); }
.tree-item.active { background: var(--accent-dim); color: var(--text-0); }
.tree-item.selected { background: var(--bg-4); }
.tree-icon { font-size: 14px; flex-shrink: 0; width: 16px; text-align: center; }
.tree-chevron { font-size: 10px; width: 12px; color: var(--text-3); transition: transform var(--t); }
.tree-chevron.open { transform: rotate(90deg); }
.tree-label { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree-children { padding-left: 12px; }

/* ===== SEARCH PANEL ===== */
.search-box { padding: 8px; flex-shrink: 0; }
.search-box input[type="text"] {
  width: 100%; padding: 6px 8px;
  background: var(--bg-4); border: 1px solid var(--border);
  border-radius: 5px; color: var(--text-0); font-size: 13px;
  margin-bottom: 6px;
  transition: border-color var(--t);
}
.search-box input[type="text"]:focus { border-color: var(--accent); }
.search-options { display: flex; gap: 8px; margin-bottom: 6px; color: var(--text-2); font-size: 11px; }
.search-options label { display: flex; align-items: center; gap: 3px; cursor: pointer; }
.search-btns { display: flex; gap: 6px; }
.search-btns button {
  flex: 1; padding: 5px; border-radius: 4px;
  background: var(--accent); color: #fff; font-size: 12px;
  transition: background var(--t);
}
.search-btns button:hover { background: var(--accent-hover); }
#searchResults { flex: 1; overflow-y: auto; padding: 4px; }
.sr-file { margin-bottom: 4px; }
.sr-fname { padding: 3px 8px; color: var(--text-0); font-weight: 600; font-size: 12px; }
.sr-match {
  padding: 2px 8px 2px 20px;
  color: var(--text-2); font-size: 12px; cursor: pointer;
  border-radius: 3px; transition: background var(--t);
}
.sr-match:hover { background: var(--bg-hover); }
.sr-match mark { background: rgba(252,211,77,0.3); color: var(--yellow); border-radius: 2px; }

/* ===== GIT PANEL ===== */
.git-panel { display: flex; flex-direction: column; flex: 1; overflow: hidden; }
.git-section { flex: 1; overflow-y: auto; padding: 8px; }
.git-title { font-size: 11px; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 6px; }
.git-empty { color: var(--text-3); font-size: 12px; padding: 8px; }
.git-commit { padding: 8px; border-top: 1px solid var(--border); flex-shrink: 0; }
.git-commit textarea {
  width: 100%; height: 56px; padding: 6px 8px;
  background: var(--bg-4); border: 1px solid var(--border);
  border-radius: 5px; color: var(--text-0); resize: none;
  font-size: 12px; margin-bottom: 6px;
}
.git-actions { display: flex; gap: 6px; }
.git-actions button {
  flex: 1; padding: 5px; border-radius: 4px;
  background: var(--bg-4); border: 1px solid var(--border);
  color: var(--text-1); font-size: 12px;
  transition: all var(--t);
}
.git-actions button:hover { border-color: var(--accent); color: var(--accent); }
.git-file {
  display: flex; align-items: center; gap: 6px;
  padding: 3px 6px; border-radius: 3px; cursor: pointer;
  transition: background var(--t);
}
.git-file:hover { background: var(--bg-hover); }
.git-status { font-size: 11px; font-weight: 700; width: 14px; text-align: center; }
.git-status.M { color: var(--yellow); }
.git-status.A { color: var(--green); }
.git-status.D { color: var(--red); }
.git-status.U { color: var(--cyan); }

/* ===== EXTENSIONS PANEL ===== */
#extList { flex: 1; overflow-y: auto; padding: 4px; }
.ext-item {
  padding: 8px; border-radius: 6px; margin-bottom: 4px;
  background: var(--bg-3); border: 1px solid var(--border);
  cursor: pointer; transition: border-color var(--t);
}
.ext-item:hover { border-color: var(--accent); }
.ext-name { font-weight: 600; color: var(--text-0); font-size: 12px; margin-bottom: 2px; }
.ext-desc { color: var(--text-2); font-size: 11px; margin-bottom: 4px; }
.ext-meta { display: flex; justify-content: space-between; align-items: center; }
.ext-stars { color: var(--yellow); font-size: 11px; }
.ext-install-btn {
  padding: 2px 8px; border-radius: 3px;
  background: var(--accent); color: #fff; font-size: 11px;
  transition: background var(--t);
}
.ext-install-btn:hover { background: var(--accent-hover); }
.ext-install-btn.installed { background: var(--bg-4); color: var(--green); border: 1px solid var(--green); }

/* ===== DEBUG PANEL ===== */
.debug-panel { display: flex; flex-direction: column; flex: 1; overflow-y: auto; padding: 8px; gap: 8px; }
.debug-run { display: flex; flex-direction: column; gap: 6px; }
.debug-run select {
  width: 100%; padding: 5px 8px;
  background: var(--bg-4); border: 1px solid var(--border);
  border-radius: 5px; color: var(--text-1);
}
.debug-start {
  padding: 6px; border-radius: 5px;
  background: var(--green); color: #000; font-weight: 700; font-size: 13px;
  transition: opacity var(--t);
}
.debug-start:hover { opacity: 0.85; }
.debug-section { flex: 1; }
.debug-title { font-size: 11px; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.debug-empty { color: var(--text-3); font-size: 12px; padding: 4px; }

/* ===== AI PANEL (SIDEBAR) ===== */
.ai-model-select { padding: 8px; border-bottom: 1px solid var(--border); flex-shrink: 0; }
.ai-model-select select {
  width: 100%; padding: 5px 8px;
  background: var(--bg-4); border: 1px solid var(--border);
  border-radius: 5px; color: var(--text-1);
}
.ai-chat-mini { flex: 1; overflow-y: auto; padding: 8px; display: flex; flex-direction: column; gap: 8px; }
.ai-input-area { padding: 8px; border-top: 1px solid var(--border); display: flex; gap: 6px; flex-shrink: 0; }
.ai-input-area textarea {
  flex: 1; padding: 6px 8px; min-height: 56px;
  background: var(--bg-4); border: 1px solid var(--border);
  border-radius: 5px; color: var(--text-0); resize: none; font-size: 12px;
}
.ai-send-btn {
  width: 32px; height: 32px; border-radius: 6px;
  background: var(--accent); color: #fff; font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  align-self: flex-end;
  transition: background var(--t);
}
.ai-send-btn:hover { background: var(--accent-hover); }

/* ===== PROFILE PANEL ===== */
.profile-panel { padding: 24px 12px; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.profile-avatar { font-size: 48px; }
.profile-name { color: var(--text-0); font-weight: 600; }
.profile-actions { display: flex; flex-direction: column; gap: 6px; width: 100%; }
.profile-actions button {
  width: 100%; padding: 7px; border-radius: 5px;
  background: var(--bg-4); border: 1px solid var(--border);
  color: var(--text-1); font-size: 12px;
  transition: all var(--t);
}
.profile-actions button:hover { border-color: var(--accent); color: var(--accent); }

/* ===== RESIZERS ===== */
.resizer { flex-shrink: 0; position: relative; z-index: 10; }
.resizer.vertical {
  width: 4px; cursor: col-resize;
  background: transparent;
  transition: background var(--t);
}
.resizer.vertical:hover, .resizer.vertical.dragging { background: var(--accent); }
.resizer.horizontal {
  height: 4px; cursor: row-resize;
  background: transparent; width: 100%;
  transition: background var(--t);
}
.resizer.horizontal:hover, .resizer.horizontal.dragging { background: var(--accent); }

/* ===== EDITOR AREA ===== */
#editorArea {
  flex: 1; display: flex; flex-direction: column;
  overflow: hidden; background: var(--bg-1);
}

/* ===== TABS ===== */
#tabsBar {
  height: var(--tabs-h);
  background: var(--bg-2); border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  flex-shrink: 0; overflow: hidden;
}
.tabs-list {
  display: flex; flex: 1; overflow-x: auto; height: 100%;
  scrollbar-width: none;
}
.tabs-list::-webkit-scrollbar { display: none; }
.tab {
  display: flex; align-items: center; gap: 6px;
  padding: 0 12px; height: 100%;
  border-right: 1px solid var(--border);
  cursor: pointer; white-space: nowrap;
  color: var(--text-2); font-size: 13px;
  background: var(--bg-2);
  transition: background var(--t), color var(--t);
  min-width: 120px; max-width: 200px;
  position: relative;
}
.tab:hover { background: var(--bg-3); color: var(--text-1); }
.tab.active {
  background: var(--bg-1); color: var(--text-0);
  border-top: 1px solid var(--accent);
}
.tab-icon { font-size: 13px; flex-shrink: 0; }
.tab-name { flex: 1; overflow: hidden; text-overflow: ellipsis; }
.tab-close {
  width: 16px; height: 16px; border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-3); font-size: 12px; flex-shrink: 0;
  transition: all var(--t);
}
.tab-close:hover { background: var(--bg-hover); color: var(--red); }
.tab.modified .tab-name::after { content: '●'; color: var(--accent); margin-left: 4px; font-size: 8px; }
.tabs-actions {
  display: flex; gap: 4px; padding: 0 6px;
  border-left: 1px solid var(--border); height: 100%; align-items: center;
}
.tabs-actions button {
  width: 24px; height: 24px; border-radius: 4px;
  color: var(--text-2); font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--t);
}
.tabs-actions button:hover { background: var(--bg-hover); color: var(--text-0); }

/* ===== EDITOR CONTAINER ===== */
#editorContainer {
  flex: 1; display: flex; overflow: hidden;
}
#editorMain { flex: 1; position: relative; overflow: hidden; }
#monacoContainer { position: absolute; inset: 0; }

/* ===== WELCOME SCREEN ===== */
#welcomeScreen {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  overflow-y: auto;
  background: var(--bg-1);
}
.welcome-content {
  max-width: 600px; width: 100%; padding: 48px 32px;
  text-align: center;
}
.welcome-logo { display: flex; justify-content: center; margin-bottom: 16px; }
.welcome-content h1 { font-size: 32px; font-weight: 700; color: var(--text-0); margin-bottom: 8px; }
.welcome-content p { color: var(--text-2); margin-bottom: 32px; }
.welcome-actions { display: flex; gap: 12px; justify-content: center; margin-bottom: 40px; }
.wa-primary {
  padding: 10px 24px; border-radius: 8px;
  background: var(--accent); color: #fff; font-weight: 600; font-size: 14px;
  transition: background var(--t);
}
.wa-primary:hover { background: var(--accent-hover); }
.wa-secondary {
  padding: 10px 24px; border-radius: 8px;
  background: var(--bg-4); border: 1px solid var(--border);
  color: var(--text-1); font-size: 14px;
  transition: all var(--t);
}
.wa-secondary:hover { border-color: var(--accent); color: var(--accent); }
.welcome-recent { text-align: left; margin-bottom: 32px; }
.welcome-recent h3 { font-size: 13px; font-weight: 600; color: var(--text-2); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 12px; }
.recent-item {
  padding: 8px 12px; border-radius: 6px; cursor: pointer;
  color: var(--text-1); font-size: 13px;
  display: flex; align-items: center; gap: 8px;
  transition: background var(--t);
}
.recent-item:hover { background: var(--bg-hover); }
.welcome-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 12px; text-align: left;
}
.wg-item {
  padding: 16px; border-radius: 8px;
  background: var(--bg-3); border: 1px solid var(--border);
  cursor: pointer; display: flex; align-items: center; gap: 12px;
  color: var(--text-1); font-size: 13px;
  transition: all var(--t);
}
.wg-item:hover { border-color: var(--accent); color: var(--text-0); }
.wg-icon { font-size: 20px; }

/* ===== AI PANEL (RIGHT) ===== */
#aiPanelRight {
  display: flex; width: var(--ai-w);
  background: var(--bg-2);
  border-left: 1px solid var(--border);
  flex-shrink: 0;
}
#aiPanelContent { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.ai-header {
  padding: 8px 12px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  flex-shrink: 0;
}
.ai-title { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--text-0); font-size: 13px; }
.ai-controls { display: flex; align-items: center; gap: 6px; }
.ai-controls select {
  padding: 3px 6px; border-radius: 4px;
  background: var(--bg-4); border: 1px solid var(--border);
  color: var(--text-1); font-size: 12px;
}
.ai-controls button { width: 24px; height: 24px; border-radius: 4px; color: var(--text-2); transition: all var(--t); }
.ai-controls button:hover { background: var(--bg-hover); color: var(--text-0); }
.ai-messages {
  flex: 1; overflow-y: auto; padding: 12px;
  display: flex; flex-direction: column; gap: 12px;
}
.ai-messages::-webkit-scrollbar { width: 4px; }
.ai-messages::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 4px; }
.ai-msg {
  max-width: 90%; font-size: 13px; line-height: 1.6;
}
.ai-msg.user {
  align-self: flex-end;
  background: var(--accent); color: #fff;
  padding: 8px 12px; border-radius: 12px 12px 2px 12px;
}
.ai-msg.ai {
  align-self: flex-start;
  background: var(--bg-3); color: var(--text-0);
  padding: 10px 12px; border-radius: 2px 12px 12px 12px;
  border: 1px solid var(--border);
}
.ai-msg.ai pre {
  background: var(--bg-1); border: 1px solid var(--border);
  border-radius: 6px; padding: 10px 12px; margin: 8px 0;
  overflow-x: auto; font-family: var(--font-code); font-size: 12px;
}
.ai-msg.ai code:not(pre code) {
  background: var(--bg-1); padding: 1px 4px; border-radius: 3px;
  font-family: var(--font-code); font-size: 12px;
}
.ai-msg.ai p { margin-bottom: 6px; }
.ai-msg.ai p:last-child { margin-bottom: 0; }
.ai-msg.system {
  align-self: center;
  color: var(--text-3); font-size: 11px; font-style: italic;
}
.ai-typing {
  align-self: flex-start;
  background: var(--bg-3); color: var(--text-2);
  padding: 10px 14px; border-radius: 2px 12px 12px 12px;
  border: 1px solid var(--border); font-size: 12px;
}
.ai-typing-dots { display: inline-flex; gap: 3px; }
.ai-typing-dots span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-3); animation: dot-bounce 1.2s infinite;
}
.ai-typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes dot-bounce { 0%,60%,100% { transform: translateY(0); } 30% { transform: translateY(-6px); } }
.ai-msg-actions {
  display: flex; gap: 4px; margin-top: 6px;
}
.ai-msg-actions button {
  padding: 2px 8px; border-radius: 3px;
  background: var(--bg-4); border: 1px solid var(--border);
  color: var(--text-2); font-size: 11px;
  transition: all var(--t);
}
.ai-msg-actions button:hover { border-color: var(--accent); color: var(--accent); }
.ai-context-bar {
  padding: 6px 10px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
  flex-shrink: 0; background: var(--bg-1);
}
.ai-context-bar label {
  display: flex; align-items: center; gap: 4px;
  font-size: 11px; color: var(--text-2); cursor: pointer;
}
.ai-ctx-btn {
  padding: 2px 8px; border-radius: 3px;
  background: var(--bg-4); border: 1px solid var(--border);
  color: var(--text-2); font-size: 11px;
  transition: all var(--t);
}
.ai-ctx-btn:hover { border-color: var(--accent); color: var(--accent); }
.ai-input-wrap { padding: 10px; border-top: 1px solid var(--border); flex-shrink: 0; }
.ai-input-box {
  background: var(--bg-4); border: 1px solid var(--border);
  border-radius: 8px; overflow: hidden;
  transition: border-color var(--t);
}
.ai-input-box:focus-within { border-color: var(--accent); }
.ai-input-box textarea {
  width: 100%; padding: 10px 12px;
  color: var(--text-0); resize: none; font-size: 13px;
  line-height: 1.5; min-height: 60px; max-height: 200px;
}
.ai-input-actions {
  display: flex; justify-content: flex-end; align-items: center;
  padding: 6px 8px; gap: 6px; border-top: 1px solid var(--border);
}
.ai-attach { color: var(--text-2); transition: color var(--t); }
.ai-attach:hover { color: var(--text-0); }
.ai-send {
  padding: 5px 14px; border-radius: 5px;
  background: var(--accent); color: #fff; font-size: 12px; font-weight: 600;
  transition: background var(--t);
}
.ai-send:hover { background: var(--accent-hover); }

/* ===== BOTTOM PANEL ===== */
#bottomPanel {
  background: var(--bg-1); border-top: 1px solid var(--border);
  display: flex; flex-direction: column;
  height: var(--bottomPanel-h); flex-shrink: 0;
}
.bottom-tabs {
  display: flex; align-items: center; gap: 0;
  border-bottom: 1px solid var(--border); flex-shrink: 0;
  background: var(--bg-2); height: 30px;
}
.bt-tab {
  padding: 0 14px; height: 100%;
  color: var(--text-2); font-size: 12px; font-weight: 600;
  letter-spacing: 0.05em; border-bottom: 2px solid transparent;
  transition: all var(--t); text-transform: uppercase;
}
.bt-tab:hover { color: var(--text-1); }
.bt-tab.active { color: var(--text-0); border-bottom-color: var(--accent); }
.bottom-tab-actions {
  margin-left: auto; display: flex; gap: 2px; padding: 0 6px;
}
.bottom-tab-actions button {
  width: 24px; height: 24px; border-radius: 4px;
  color: var(--text-2); font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--t);
}
.bottom-tab-actions button:hover { background: var(--bg-hover); color: var(--text-0); }
.bottom-content { flex: 1; overflow: hidden; }
.btab-panel { display: none; height: 100%; flex-direction: column; }
.btab-panel.active { display: flex; }

/* ===== TERMINAL ===== */
.term-tabs {
  display: flex; gap: 0;
  border-bottom: 1px solid var(--border); flex-shrink: 0;
  background: var(--bg-2); height: 26px; align-items: center;
  overflow-x: auto; scrollbar-width: none;
}
.term-tabs::-webkit-scrollbar { display: none; }
.term-tab {
  padding: 0 12px; height: 100%;
  display: flex; align-items: center; gap: 6px;
  color: var(--text-2); font-size: 12px; cursor: pointer;
  border-right: 1px solid var(--border);
  transition: all var(--t); white-space: nowrap;
}
.term-tab:hover { background: var(--bg-hover); color: var(--text-1); }
.term-tab.active { background: var(--bg-1); color: var(--text-0); }
.term-tab-close { color: var(--text-3); transition: color var(--t); }
.term-tab-close:hover { color: var(--red); }
#terminalContainer { flex: 1; padding: 6px; overflow: hidden; }
.xterm { height: 100%; }
.xterm-viewport::-webkit-scrollbar { width: 6px; }
.xterm-viewport::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 3px; }

/* ===== OUTPUT / PROBLEMS ===== */
.output-log {
  flex: 1; overflow-y: auto; padding: 8px 12px;
  font-family: var(--font-code); font-size: 12px;
  color: var(--text-1); line-height: 1.6;
}
.output-log::-webkit-scrollbar { width: 4px; }
.output-log::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 4px; }
.log-line { padding: 1px 0; }
.log-line.error { color: var(--red); }
.log-line.warn { color: var(--yellow); }
.log-line.info { color: var(--cyan); }
.log-line.success { color: var(--green); }
.debug-input-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-top: 1px solid var(--border);
  font-family: var(--font-code); font-size: 12px; color: var(--cyan);
  flex-shrink: 0;
}
.debug-input-bar input {
  flex: 1; color: var(--text-0); font-family: var(--font-code);
}
#problemsList { flex: 1; overflow-y: auto; padding: 4px; }
.problem-item {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 6px 10px; border-radius: 4px; cursor: pointer;
  transition: background var(--t);
}
.problem-item:hover { background: var(--bg-hover); }
.prob-icon { flex-shrink: 0; font-size: 14px; }
.prob-msg { color: var(--text-0); font-size: 12px; }
.prob-loc { color: var(--text-3); font-size: 11px; margin-top: 2px; }
.empty-state { padding: 24px; text-align: center; color: var(--text-3); font-size: 12px; }

/* ===== STATUS BAR ===== */
#statusbar {
  height: var(--statusbar-h);
  background: var(--accent);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 4px; flex-shrink: 0;
}
.sb-left, .sb-right { display: flex; align-items: center; }
.sb-item {
  padding: 0 8px; height: var(--statusbar-h);
  display: flex; align-items: center;
  color: rgba(255,255,255,0.85); font-size: 12px; cursor: pointer;
  transition: background var(--t);
  white-space: nowrap;
}
.sb-item:hover { background: rgba(255,255,255,0.1); }
.sb-branch { font-weight: 600; }
.sb-notify { background: rgba(255,255,255,0.15); border-radius: 4px; }

/* ===== CONTEXT MENU ===== */
.context-menu {
  position: fixed; z-index: 10000;
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: 6px; min-width: 160px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.6);
  padding: 4px;
}
.cm-item {
  padding: 6px 12px; border-radius: 4px;
  cursor: pointer; color: var(--text-1); font-size: 13px;
  display: flex; align-items: center; gap: 8px;
  transition: background var(--t);
}
.cm-item:hover { background: var(--bg-hover); color: var(--text-0); }
.cm-sep { height: 1px; background: var(--border); margin: 4px 0; }

/* ===== COMMAND PALETTE ===== */
#commandPalette { position: fixed; inset: 0; z-index: 10000; }
.cp-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.5); }
.cp-dialog {
  position: absolute; top: 80px; left: 50%; transform: translateX(-50%);
  width: min(680px, 90vw);
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: 8px; overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,0.7);
}
#cpInput {
  width: 100%; padding: 14px 16px;
  font-size: 16px; color: var(--text-0);
  background: transparent; border-bottom: 1px solid var(--border);
}
#cpResults { max-height: 400px; overflow-y: auto; }
.cp-item {
  padding: 8px 16px; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  transition: background var(--t);
}
.cp-item:hover, .cp-item.focused { background: var(--bg-hover); }
.cp-item-left { display: flex; align-items: center; gap: 10px; }
.cp-item-icon { color: var(--text-3); font-size: 14px; width: 16px; }
.cp-item-label { color: var(--text-0); font-size: 13px; }
.cp-item-key { color: var(--text-3); font-size: 11px; background: var(--bg-4); padding: 2px 6px; border-radius: 3px; }
.cp-group { padding: 4px 16px 2px; font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; }

/* ===== MODALS ===== */
.modal { position: fixed; inset: 0; z-index: 10000; display: flex; align-items: center; justify-content: center; }
.modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.6); }
.modal-content { position: relative; z-index: 1; }

/* Settings Modal */
.settings-content {
  width: min(900px, 95vw); height: min(600px, 90vh);
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: 10px; display: flex; overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,0.7);
}
.settings-sidebar {
  width: 200px; background: var(--bg-1);
  border-right: 1px solid var(--border); padding: 16px;
  flex-shrink: 0;
}
.settings-sidebar h3 { color: var(--text-0); font-size: 16px; margin-bottom: 16px; }
.settings-nav { display: flex; flex-direction: column; gap: 2px; }
.sn-item {
  padding: 7px 10px; border-radius: 5px;
  cursor: pointer; color: var(--text-2); font-size: 13px;
  transition: all var(--t);
}
.sn-item:hover { background: var(--bg-hover); color: var(--text-1); }
.sn-item.active { background: var(--accent-dim); color: var(--accent); }
.settings-main { flex: 1; padding: 24px; overflow-y: auto; }
.setting-group { margin-bottom: 24px; }
.setting-group-title { font-weight: 600; color: var(--text-0); font-size: 14px; margin-bottom: 12px; }
.setting-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 0; border-bottom: 1px solid var(--border);
}
.setting-label { color: var(--text-1); font-size: 13px; }
.setting-desc { color: var(--text-3); font-size: 11px; margin-top: 2px; }
.setting-control input[type="number"], .setting-control select {
  padding: 4px 8px; border-radius: 4px;
  background: var(--bg-4); border: 1px solid var(--border);
  color: var(--text-1); width: 100px;
}
.setting-control input[type="range"] { width: 120px; accent-color: var(--accent); }
.setting-toggle {
  width: 36px; height: 20px; border-radius: 10px;
  background: var(--bg-4); border: 1px solid var(--border);
  position: relative; cursor: pointer; transition: background var(--t);
}
.setting-toggle.on { background: var(--accent); border-color: var(--accent); }
.setting-toggle::after {
  content: ''; position: absolute;
  width: 14px; height: 14px; border-radius: 50%;
  background: #fff; top: 2px; left: 2px;
  transition: left var(--t);
}
.setting-toggle.on::after { left: 18px; }

/* Shortcuts Modal */
.shortcuts-content {
  width: min(700px, 90vw); height: min(560px, 85vh);
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden; padding: 24px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.7);
}
.shortcuts-content h2 { color: var(--text-0); font-size: 18px; margin-bottom: 20px; }
.shortcut-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; overflow-y: auto; height: calc(100% - 60px); }
.shortcut-item { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--border); }
.shortcut-label { color: var(--text-1); font-size: 13px; }
.shortcut-key { font-family: var(--font-code); font-size: 11px; color: var(--text-3); background: var(--bg-4); padding: 2px 6px; border-radius: 3px; }

/* ===== TOAST ===== */
#toastContainer {
  position: fixed; bottom: 32px; right: 16px;
  display: flex; flex-direction: column; gap: 8px; z-index: 20000;
}
.toast {
  padding: 10px 16px; border-radius: 6px;
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text-0); font-size: 13px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.5);
  display: flex; align-items: center; gap: 8px;
  animation: toast-in 0.2s ease, toast-out 0.2s ease 3s forwards;
  max-width: 320px;
}
.toast.success { border-color: var(--green); }
.toast.error { border-color: var(--red); }
.toast.warning { border-color: var(--yellow); }
@keyframes toast-in { from { transform: translateX(120%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toast-out { to { transform: translateX(120%); opacity: 0; } }

/* ===== INLINE INPUT (rename, etc.) ===== */
.inline-input {
  background: var(--bg-4); border: 1px solid var(--accent);
  color: var(--text-0); border-radius: 3px; padding: 1px 4px;
  font-size: 13px; width: 140px;
}

/* ===== SCROLLBARS ===== */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--bg-hover); }

/* ===== MINIMAP ===== */
.monaco-editor .minimap { border-left: 1px solid var(--border); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  :root { --sidebar-w: 0px; --activitybar-w: 44px; }
  #sidebar { position: absolute; z-index: 50; height: calc(100% - var(--titlebar-h) - var(--statusbar-h)); background: var(--bg-2); box-shadow: 4px 0 16px rgba(0,0,0,0.5); }
  #sidebar.open { --sidebar-w: 260px; width: 260px; }
  .menu-bar { display: none; }
  .wg-item { padding: 12px; }
  .welcome-grid { grid-template-columns: 1fr; }
}

/* ===== PRINT ===== */
@media print { #activitybar, #sidebar, #bottomPanel, #statusbar, #titlebar { display: none; } }