@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg-base: #07090e;
  --bg-sidebar: #040508;
  --bg-surface: rgba(14, 18, 27, 0.7);
  --bg-elevated: rgba(22, 28, 42, 0.75);
  --bg-composer: rgba(13, 17, 26, 0.85);
  --bg-user-bubble: linear-gradient(135deg, rgba(26, 36, 56, 0.9) 0%, rgba(16, 23, 38, 0.95) 100%);
  
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-medium: rgba(255, 255, 255, 0.1);
  --border-glow: rgba(0, 240, 255, 0.35);
  
  --text-primary: #ffffff;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --accent-cyan: #00f0ff;
  --accent-cyan-dim: rgba(0, 240, 255, 0.1);
  --accent-purple: #a855f7;
  --accent-blue: #3b82f6;
  --danger: #f43f5e;
  
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition-smooth: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  background-image: 
    radial-gradient(1200px 800px at 15% -10%, rgba(59, 130, 246, 0.08) 0%, transparent 60%),
    radial-gradient(1000px 700px at 85% 110%, rgba(168, 85, 247, 0.06) 0%, transparent 60%),
    radial-gradient(800px 500px at 50% 50%, rgba(0, 240, 255, 0.03) 0%, transparent 70%);
}

/* App Container */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
  position: relative;
}

/* Sidebar */
.sidebar {
  width: 290px;
  min-width: 290px;
  max-width: 290px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: margin-left 0.28s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease, visibility 0.28s;
  overflow-x: hidden;
  overflow-y: hidden;
  z-index: 50;
  position: relative;
}

.sidebar.collapsed {
  margin-left: -290px;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  border-right: none;
}

.sidebar-header {
  padding: 24px 18px 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.6));
  transition: var(--transition-smooth);
}

.brand-logo:hover {
  transform: rotate(5deg) scale(1.08);
}

.grok-3d-cube {
  width: 32px;
  height: 32px;
  filter: drop-shadow(0 2px 8px rgba(0, 240, 255, 0.3));
}

.brand-text {
  font-size: 23px;
  font-weight: 800;
  letter-spacing: -0.8px;
  background: linear-gradient(180deg, #ffffff 40%, #cbd5e1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.badge-pro {
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 1.2px;
  padding: 3px 8px;
  background: var(--accent-cyan-dim);
  border: 1px solid rgba(0, 240, 255, 0.35);
  color: var(--accent-cyan);
  border-radius: var(--radius-full);
}

.new-chat-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 11px 16px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.new-chat-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(0, 240, 255, 0.4);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.12);
  transform: translateY(-1px);
}

/* Scrollable Sidebar Body (Slider for all Agents and Chats) */
.sidebar-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 240, 255, 0.4) rgba(255, 255, 255, 0.02);
}

.sidebar-body::-webkit-scrollbar {
  width: 7px;
}

.sidebar-body::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
}

.sidebar-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.22);
  border-radius: 4px;
}

.sidebar-body::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan, #00f2fe);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.6);
}

/* Sidebar Sections */
.sidebar-section {
  padding: 18px 14px 10px 14px;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-section.history-section {
  flex-shrink: 0;
  border-top: 1px solid var(--border-subtle);
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  padding: 0 8px 10px 8px;
}

.add-agent-btn {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.add-agent-btn:hover {
  background: var(--accent-cyan-dim);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.agents-list, .sessions-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.agent-item, .session-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13.5px;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}

.agent-item:hover, .session-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.agent-item.active, .session-item.active {
  background: linear-gradient(90deg, rgba(0, 240, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.25);
  box-shadow: inset 0 0 12px rgba(0, 240, 255, 0.05);
}

.agent-item .agent-emoji {
  font-size: 17px;
  flex-shrink: 0;
}

.agent-master-item {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 8px;
}

.agent-master-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(0, 240, 255, 0.3);
}

.agent-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.agent-name {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.agent-item.active .agent-name {
  color: var(--accent-cyan);
}

.master-tag {
  font-size: 8.5px;
  font-weight: 800;
  letter-spacing: 0.8px;
  padding: 1px 6px;
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid rgba(0, 240, 255, 0.35);
  color: var(--accent-cyan);
  border-radius: var(--radius-full);
}

.agent-subtext {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.35;
}

.agent-item.active .agent-subtext {
  color: #a5f3fc;
}

/* Specialized Desk Cards (Reorderable) */
.sub-agents-cards-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
}

.sub-cards-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  padding: 6px 4px 4px 4px;
  text-transform: uppercase;
  user-select: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 2px;
}

.sub-cards-header.collapsible {
  cursor: pointer;
  transition: color 0.15s ease;
}

.sub-cards-header.collapsible:hover {
  color: var(--text-primary);
}

.sub-cards-title-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.category-chevron {
  font-size: 8px;
  display: inline-block;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--text-muted);
}

.category-count {
  font-size: 8.5px;
  opacity: 0.55;
  font-weight: 600;
}

.sub-agents-cards-wrap.is-collapsed .category-chevron {
  transform: rotate(-90deg);
}

.sub-agents-cards-wrap.is-collapsed .desk-cards-list {
  display: none;
}

.cards-arrange-tip {
  font-size: 9px;
  font-weight: 600;
  color: var(--text-muted);
  opacity: 0.85;
  text-transform: none;
  letter-spacing: 0.2px;
}

.desk-cards-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.agent-desk-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.15s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
  user-select: none;
  position: relative;
}

.agent-desk-card:hover {
  background: rgba(255, 255, 255, 0.055);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.agent-desk-card.active {
  background: rgba(0, 240, 255, 0.07);
  border-color: rgba(0, 240, 255, 0.45);
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.12);
}

.desk-card-main {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.desk-drag-handle {
  color: rgba(255, 255, 255, 0.2);
  font-size: 13px;
  cursor: grab;
  padding: 0 2px;
  line-height: 1;
  transition: color 0.15s ease;
  user-select: none;
}

.agent-desk-card:hover .desk-drag-handle {
  color: var(--accent-cyan, #00f2fe);
}

.desk-drag-handle:active {
  cursor: grabbing;
}

.desk-card-emoji {
  font-size: 17px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.desk-card-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.desk-card-top {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.desk-card-name {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.agent-desk-card.active .desk-card-name {
  color: var(--accent-cyan);
}

.desk-card-role {
  font-size: 10.5px;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.agent-desk-card.active .desk-card-role {
  color: #a5f3fc;
}

.desk-card-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0.65;
  transition: opacity 0.15s ease;
  flex-shrink: 0;
  margin-left: 6px;
  z-index: 2;
}

.agent-desk-card:hover .desk-card-actions {
  opacity: 1;
}

.agent-desk-card .agent-action-btn {
  width: 22px;
  height: 22px;
  min-width: 22px;
  min-height: 22px;
  border-radius: 5px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: #94a3b8;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  font-size: 12px;
  opacity: 1 !important;
  transition: all 0.15s ease;
}

.agent-desk-card .agent-action-btn:hover {
  background: rgba(0, 240, 255, 0.18);
  border-color: rgba(0, 240, 255, 0.45);
  color: #ffffff;
}

.agent-desk-card .agent-action-btn.del-btn:hover {
  background: rgba(239, 68, 68, 0.22);
  border-color: rgba(239, 68, 68, 0.5);
  color: #ef4444;
}

/* Dragging and Drop Indicator States */
.agent-desk-card.is-dragging {
  opacity: 0.35;
  border: 1px dashed var(--accent-cyan, #00f2fe);
  transform: scale(0.98);
}

.agent-desk-card.drag-over-top {
  border-top: 2px solid var(--accent-cyan, #00f2fe) !important;
  background: rgba(0, 240, 255, 0.08) !important;
}

.agent-desk-card.drag-over-bottom {
  border-bottom: 2px solid var(--accent-cyan, #00f2fe) !important;
  background: rgba(0, 240, 255, 0.08) !important;
}

.agent-label-tag {
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.6px;
  padding: 1.5px 5.5px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1.2;
  display: inline-flex;
  align-items: center;
}

.agent-label-tag.tag-cyan {
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid rgba(0, 240, 255, 0.35);
  color: var(--accent-cyan);
}

.agent-label-tag.tag-sky {
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: #38bdf8;
}

.agent-label-tag.tag-blue {
  background: rgba(96, 165, 250, 0.12);
  border: 1px solid rgba(96, 165, 250, 0.35);
  color: #60a5fa;
}

.agent-label-tag.tag-purple {
  background: rgba(192, 132, 252, 0.12);
  border: 1px solid rgba(192, 132, 252, 0.35);
  color: #c084fc;
}

.agent-label-tag.tag-amber {
  background: rgba(251, 191, 36, 0.12);
  border: 1px solid rgba(251, 191, 36, 0.35);
  color: #fbbf24;
}

.agent-label-tag.tag-green {
  background: rgba(52, 211, 153, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.35);
  color: #34d399;
}

.tree-branch {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 11px;
  margin-right: -4px;
}

.agent-actions-group {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}

.agent-action-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  opacity: 0;
  cursor: pointer;
  padding: 2px 5px;
  font-size: 14px;
  border-radius: var(--radius-xs);
  transition: var(--transition-smooth);
}

.agent-item:hover .agent-action-btn {
  opacity: 1;
}

.agent-action-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.agent-action-btn.del-btn:hover {
  color: var(--danger);
  background: rgba(244, 63, 94, 0.12);
}

.agent-master-item .edit-btn {
  margin-left: auto;
}

.session-category-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 10px 8px 4px 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
}

.session-category-label .cat-icon {
  font-size: 10px;
  opacity: 0.9;
}

.session-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  position: relative;
  user-select: none;
}

.session-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.session-item.active {
  background: linear-gradient(90deg, rgba(0, 240, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.25);
  box-shadow: inset 0 0 12px rgba(0, 240, 255, 0.05);
}

.session-item.is-pinned {
  border-left: 2px solid var(--accent-cyan);
}

.session-item-main {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.session-status-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  color: var(--text-muted);
  opacity: 0.6;
}

.session-item.is-pinned .session-status-icon {
  color: var(--accent-cyan);
  opacity: 1;
}

.session-item.active .session-status-icon {
  color: var(--accent-cyan);
  opacity: 1;
}

.session-item-title {
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  flex: 1;
  font-size: 12.5px;
  line-height: 1.3;
}

.session-actions-group {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
  margin-left: 4px;
}

.session-action-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  opacity: 0;
  cursor: pointer;
  padding: 3px;
  width: 22px;
  height: 22px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.session-item:hover .session-action-btn {
  opacity: 0.7;
}

.session-action-btn:hover {
  opacity: 1 !important;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.session-action-btn.rename-btn {
  font-size: 11px;
}

.session-action-btn.rename-btn:hover {
  color: var(--accent-cyan, #00f2fe);
  background: rgba(0, 240, 255, 0.15);
}

.session-action-btn.del-btn:hover {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.2);
}

.session-item:hover .session-action-btn {
  opacity: 1;
}

.session-action-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.session-action-btn.pin-btn.active {
  opacity: 1;
  color: var(--accent-cyan);
}

.session-action-btn.del-btn:hover {
  color: var(--danger);
  background: rgba(244, 63, 94, 0.15);
}

.icon-btn.pinned {
  color: var(--accent-cyan);
  border-color: rgba(0, 240, 255, 0.4);
  background: rgba(0, 240, 255, 0.12);
}

/* Touch and mobile support for session and agent action buttons */
@media (hover: none) or (max-width: 880px) {
  .session-action-btn {
    opacity: 0.75;
    width: 26px;
    height: 26px;
  }
  .session-action-btn.pin-btn.active {
    opacity: 1;
  }
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 16px 18px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.3);
  flex-shrink: 0;
}

.user-pill {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-pill .avatar {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: white;
}

.user-name {
  font-size: 13.5px;
  font-weight: 700;
}

.user-role {
  font-size: 11px;
  color: var(--text-muted);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 4px 9px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-full);
}

.status-indicator .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 8px #10b981;
}

.status-label {
  font-size: 10.5px;
  font-weight: 700;
  color: #10b981;
}

/* Main Content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: relative;
  overflow: hidden;
}

/* Header */
.chat-header {
  height: 62px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: rgba(7, 9, 14, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 10;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.sidebar-toggle {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-xs);
  flex-shrink: 0;
  z-index: 30;
}

.sidebar-toggle:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: scale(1.03);
}

.active-agent-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.active-agent-badge .agent-emoji {
  font-size: 20px;
}

.agent-title {
  font-size: 14px;
  font-weight: 700;
}

.agent-subtitle {
  font-size: 11px;
  color: var(--text-muted);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.model-select-wrap {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.model-label {
  font-size: 11.5px;
  color: var(--text-muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.model-select {
  background: transparent;
  border: none;
  color: var(--accent-cyan);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  outline: none;
  cursor: pointer;
}

.model-select option {
  background-color: #0b0f19;
  color: var(--text-primary);
}

.icon-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Chat Messages */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 32px 24px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--border-subtle) transparent;
}

/* Empty State */
.empty-state {
  margin: auto;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 30px 0;
}

.grok-hero-icon {
  width: 84px;
  height: 84px;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  filter: drop-shadow(0 12px 30px rgba(0, 0, 0, 0.8)) drop-shadow(0 0 25px rgba(0, 240, 255, 0.25));
  animation: floatCube 4s ease-in-out infinite;
}

@keyframes floatCube {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-6px) rotate(2deg); }
}

.grok-3d-cube-hero {
  width: 78px;
  height: 78px;
}

.hero-title {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 12px;
  background: linear-gradient(180deg, #ffffff 30%, #94a3b8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-desc {
  font-size: 15.5px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.5;
}

.quick-prompts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  width: 100%;
}

.prompt-card {
  background: rgba(14, 18, 27, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 5px;
  transition: var(--transition-smooth);
  backdrop-filter: blur(10px);
}

.prompt-card:hover {
  background: rgba(22, 28, 42, 0.85);
  border-color: rgba(0, 240, 255, 0.45);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 240, 255, 0.1);
  transform: translateY(-2px);
}

.card-icon {
  font-size: 24px;
  margin-bottom: 8px;
}

.card-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.card-sub {
  font-size: 12px;
  color: var(--text-muted);
}

/* Messages */
.message-row {
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  gap: 18px;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.message-row.user {
  justify-content: flex-end;
}

.message-avatar {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.message-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.message-row.user .message-content {
  flex: initial;
  max-width: 78%;
}

.message-bubble {
  font-size: 15.5px;
  line-height: 1.65;
}

.message-row.user .message-bubble {
  padding: 13px 20px;
  background: var(--bg-user-bubble);
  color: #ffffff;
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: 20px 20px 4px 20px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

.message-images {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
  justify-content: flex-end;
}

.chat-attached-image {
  max-width: 320px;
  max-height: 220px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  cursor: pointer;
  object-fit: cover;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.chat-attached-image:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 240, 255, 0.25);
}

.message-row.assistant .message-bubble {
  background: transparent;
  padding: 4px 0;
  color: #e2e8f0;
}

/* Markdown Rendering */
.message-bubble p {
  margin-bottom: 14px;
}

.message-bubble p:last-child {
  margin-bottom: 0;
}

.message-bubble strong {
  color: #ffffff;
  font-weight: 700;
}

.message-bubble h1, .message-bubble h2, .message-bubble h3 {
  margin: 22px 0 12px 0;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: #ffffff;
}

.message-bubble ul, .message-bubble ol {
  margin: 10px 0 16px 24px;
}

.message-bubble li {
  margin-bottom: 6px;
}

.message-bubble code {
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2px 7px;
  border-radius: 5px;
  font-size: 13.5px;
  color: var(--accent-cyan);
}

.message-bubble pre {
  margin: 16px 0;
  background: #040508;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.copy-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 9px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.copy-btn:hover {
  background: var(--accent-cyan-dim);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.message-bubble pre code {
  padding: 16px;
  display: block;
  overflow-x: auto;
  background: transparent;
  border: none;
  color: #e2e8f0;
  font-size: 13.5px;
  line-height: 1.5;
}

.message-bubble table {
  border-collapse: collapse;
  width: 100%;
  margin: 18px 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.message-bubble th, .message-bubble td {
  border: 1px solid var(--border-subtle);
  padding: 10px 14px;
  text-align: left;
  font-size: 14px;
}

.message-bubble th {
  background: rgba(255, 255, 255, 0.05);
  font-weight: 700;
  color: #ffffff;
}

.message-bubble tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

/* Live Cursor Status Pill (OpenClaw style) */
.live-cursor-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.28);
  border-radius: 9999px;
  padding: 3px 10px;
  font-size: 11.5px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Mono", "Segoe UI Mono", monospace;
  color: #94a3b8;
  margin-top: 6px;
  box-shadow: 0 0 14px rgba(0, 242, 254, 0.12);
  vertical-align: middle;
  user-select: none;
  width: fit-content;
  animation: fadeInPill 0.18s ease-out;
}

@keyframes fadeInPill {
  from { opacity: 0; transform: translateY(2px); }
  to { opacity: 1; transform: translateY(0); }
}

.cursor-spinner {
  width: 9px;
  height: 9px;
  border: 1.5px solid rgba(0, 242, 254, 0.25);
  border-top-color: var(--accent-cyan, #00f2fe);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
  flex-shrink: 0;
}

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

.cursor-cmd {
  color: #f1f5f9;
  font-weight: 600;
  white-space: nowrap;
}

.cursor-sep {
  color: rgba(255, 255, 255, 0.2);
}

.cursor-timer {
  color: var(--accent-cyan, #00f2fe);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.cursor-tokens {
  color: #38bdf8;
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

/* Typing Cursor */
.typing-cursor {
  display: inline-block;
  color: var(--accent-cyan);
  animation: blink 0.8s infinite;
  font-weight: 900;
  margin-left: 2px;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Message Meta Footer (OpenClaw style) */
.message-meta-footer {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
  padding-left: 2px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Mono", "Segoe UI Mono", monospace;
  user-select: none;
  opacity: 0.95;
  transition: opacity 0.15s ease;
}

.message-meta-footer:hover {
  opacity: 1;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 3.5px;
}

.meta-item svg {
  width: 11px;
  height: 11px;
  opacity: 0.75;
}

.meta-dot {
  opacity: 0.3;
}

.meta-model {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  padding: 1px 6px;
  color: #94a3b8;
  font-size: 10.5px;
}

/* Slash Command Autocomplete Palette */
.slash-commands-palette {
  position: absolute;
  bottom: calc(100% - 6px);
  left: 24px;
  right: 24px;
  max-width: 852px;
  margin: 0 auto;
  background: rgba(14, 18, 27, 0.98);
  border: 1px solid rgba(0, 240, 255, 0.35);
  border-radius: 12px;
  box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.85), 0 0 25px rgba(0, 240, 255, 0.12);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 50;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: slideUpCmd 0.16s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUpCmd {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.slash-palette-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  user-select: none;
}

.slash-palette-hint {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.2px;
  text-transform: none;
}

.slash-commands-list {
  display: flex;
  flex-direction: column;
  max-height: 270px;
  overflow-y: auto;
  padding: 5px;
  gap: 2px;
}

.slash-cmd-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.1s ease, border-color 0.1s ease;
  user-select: none;
  gap: 12px;
}

.slash-cmd-item:hover, .slash-cmd-item.selected {
  background: rgba(0, 240, 255, 0.12);
}

.slash-cmd-left {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.slash-cmd-name {
  font-family: var(--font-mono, monospace);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-cyan, #00f2fe);
}

.slash-cmd-desc {
  font-size: 12px;
  color: #94a3b8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.slash-cmd-badge {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #94a3b8;
  flex-shrink: 0;
}

/* Composer Container */
.composer-container {
  padding: 0 24px 20px 24px;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

/* Uploaded Attachment Chips */
.composer-attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
  padding: 0 4px;
}

.attachment-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(22, 28, 42, 0.9);
  border: 1px solid rgba(0, 240, 255, 0.25);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 12px;
  color: var(--text-primary);
  max-width: 260px;
}

.attachment-chip.image-preview-chip {
  border-radius: 10px;
  padding: 4px 8px;
  gap: 8px;
  background: rgba(18, 25, 38, 0.95);
  border-color: rgba(0, 240, 255, 0.35);
}

.chip-thumb {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.15);
  flex-shrink: 0;
}

.chip-text {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.chip-name {
  font-size: 11.5px;
  color: var(--text-primary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 170px;
}

.chip-size {
  font-size: 10px;
  color: var(--text-muted);
}

.attachment-chip .file-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.attachment-chip .remove-att-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 0 2px;
}

.attachment-chip .remove-att-btn:hover {
  color: var(--danger);
}

.composer-box {
  background: var(--bg-composer);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 14px 18px 12px 18px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 240, 255, 0.05);
  display: flex;
  flex-direction: column;
  gap: 10px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition-smooth);
}

.composer-box.drag-over {
  border-color: var(--accent-cyan) !important;
  box-shadow: 0 0 35px rgba(0, 240, 255, 0.35) !important;
  background: rgba(18, 25, 38, 0.95) !important;
}

.composer-box:focus-within {
  border-color: rgba(0, 240, 255, 0.45);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 35px rgba(0, 240, 255, 0.15);
}

.composer-box textarea {
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 15.5px;
  line-height: 1.55;
  resize: none;
  outline: none;
  max-height: 220px;
  width: 100%;
}

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

.composer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 4px;
  gap: 8px;
}

.composer-left,
.composer-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Composer Action Pills */
.composer-pill-btn {
  height: 32px;
  padding: 0 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: var(--transition-smooth);
  user-select: none;
  white-space: nowrap;
}

.composer-pill-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
  color: var(--text-primary);
}

.composer-pill-btn.active,
.composer-pill-btn:active {
  background: rgba(0, 240, 255, 0.08);
  border-color: rgba(0, 240, 255, 0.35);
  color: var(--accent-cyan);
}

.composer-pill-btn.icon-only {
  width: 32px;
  height: 32px;
  padding: 0;
  justify-content: center;
}

/* Status Ring Indicator — Solid Color States */
.status-ring-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  cursor: pointer;
  position: relative;
}

.ring-circle {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  transition: all 0.25s ease;
}

/* 1. Solid Pink for Standby / Idle */
.ring-circle.idle {
  border: 2px solid #ec4899;
  background: #ec4899;
  box-shadow: 0 0 10px rgba(236, 72, 153, 0.85);
}

/* 2. Solid Yellow for Thinking / Running Tools */
.ring-circle.thinking {
  border: 2px solid #eab308;
  background: #eab308;
  box-shadow: 0 0 12px rgba(234, 179, 8, 0.95);
  animation: pulse-ring 0.8s infinite alternate;
}

/* 3. Active Green for Streaming */
.ring-circle.active {
  border: 2px solid #22c55e;
  background: #22c55e;
  box-shadow: 0 0 14px rgba(34, 197, 94, 0.95);
  animation: pulse-ring 0.5s infinite alternate;
}

.ring-circle.error {
  border: 2px solid #ef4444;
  background: #ef4444;
  box-shadow: 0 0 12px rgba(239, 68, 68, 0.95);
}

@keyframes pulse-ring {
  from { transform: scale(1); opacity: 0.8; }
  to { transform: scale(1.3); opacity: 1; }
}

.status-ring-indicator:hover .ring-circle {
  transform: scale(1.25);
}

/* Cyan Monospace Acknowledgment Pill */
.ack-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 6px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.35);
  color: #00f0ff;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 0 14px rgba(0, 240, 255, 0.2);
}

.ack-check {
  color: #00f0ff;
  font-weight: 800;
}

.sparkle-icon {
  color: var(--accent-cyan);
  font-size: 12px;
  line-height: 1;
}

/* Dropdown Wrap & Menus */
.composer-dropdown-wrap {
  position: relative;
}

.composer-menu {
  position: absolute;
  bottom: calc(100% + 8px);
  right: 0;
  min-width: 250px;
  background: rgba(14, 18, 27, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.75), 0 0 30px rgba(0, 240, 255, 0.08);
  padding: 6px;
  z-index: 100;
  display: none;
  flex-direction: column;
  gap: 2px;
}

.composer-menu.left-align {
  left: 0;
  right: auto;
  min-width: 260px;
}

.composer-menu.open {
  display: flex;
  animation: menuFadeIn 0.16s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes menuFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.composer-menu-item {
  padding: 8px 12px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: var(--transition-smooth);
  gap: 8px;
}

.composer-menu-item:hover {
  background: rgba(255, 255, 255, 0.06);
}

.composer-menu-item.active {
  background: rgba(0, 240, 255, 0.08);
}

.menu-item-text {
  display: flex;
  flex-direction: column;
}

.composer-menu-item .item-title {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.composer-menu-item.active .item-title {
  color: var(--accent-cyan);
}

.composer-menu-item .item-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 1px;
}

.composer-menu-item .check-icon {
  font-size: 12px;
  color: var(--accent-cyan);
  font-weight: 700;
  display: none;
}

.composer-menu-item.active .check-icon {
  display: inline-block;
}

/* Mic Active Listening Animation */
.composer-pill-btn.listening {
  background: rgba(244, 63, 94, 0.18) !important;
  border-color: rgba(244, 63, 94, 0.5) !important;
  color: var(--danger) !important;
  animation: micPulse 1.2s infinite;
}

@keyframes micPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(244, 63, 94, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(244, 63, 94, 0); }
}

.agent-tag {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: var(--radius-full);
  color: var(--accent-cyan);
}

.send-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-cyan);
  border: none;
  color: #040508;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
  flex-shrink: 0;
}

.send-btn:disabled {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.send-btn:not(:disabled):hover {
  transform: scale(1.08);
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.6);
}

.composer-footer {
  text-align: center;
  padding-top: 10px;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.2px;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 5, 8, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-backdrop.open {
  display: flex;
}

.modal-card {
  background: rgba(14, 18, 27, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  width: 540px;
  max-width: 92vw;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8), 0 0 40px rgba(0, 240, 255, 0.08);
  overflow: hidden;
  animation: popIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popIn {
  from { transform: scale(0.96); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  padding: 20px 26px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.3px;
}

.close-modal-btn {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.close-modal-btn:hover {
  color: var(--text-primary);
  transform: scale(1.15);
}

.modal-body {
  padding: 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  overflow-y: auto;
  flex: 1;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-group label {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-secondary);
}

.form-group input, .form-group textarea {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
  transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.15);
}

/* Emoji Picker Palette in Agent Modal */
.emoji-picker-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.emoji-picker-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.emoji-picker-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
}

.emoji-tabs {
  display: flex;
  gap: 4px;
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 3px;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
}

.emoji-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.emoji-tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.emoji-tab-btn.active {
  background: rgba(0, 240, 255, 0.15);
  color: var(--accent-cyan);
  font-weight: 700;
}

.emoji-palette-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(35px, 1fr));
  gap: 6px;
  max-height: 120px;
  overflow-y: auto;
  padding: 2px 4px 2px 1px;
}

.emoji-palette-grid::-webkit-scrollbar {
  width: 4px;
}

.emoji-palette-grid::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 2px;
}

.emoji-chip-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  font-size: 18px;
  height: 35px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.15s cubic-bezier(0.16, 1, 0.3, 1), background 0.15s, border-color 0.15s, box-shadow 0.15s;
  user-select: none;
  line-height: 1;
}

.emoji-chip-btn:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.3);
  transform: scale(1.16);
  z-index: 2;
}

.emoji-chip-btn.selected {
  background: rgba(0, 240, 255, 0.18);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.35);
  transform: scale(1.08);
}

.modal-footer {
  padding: 18px 26px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 14px;
}

.btn {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
}

.btn-primary {
  background: var(--accent-cyan);
  border: none;
  color: #040508;
}

.btn-primary:hover {
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.5);
  transform: translateY(-1px);
}

/* Sidebar Backdrop Overlay */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 45;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.sidebar-backdrop.active {
  display: block;
  opacity: 1;
  pointer-events: auto;
}

/* Custom Confirm Dialog Modal */
.modal-confirm-card {
  width: 440px !important;
  max-width: 90vw !important;
  padding: 28px 24px 22px 24px;
  text-align: center;
  align-items: center;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(14, 18, 27, 0.98);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.85), 0 0 40px rgba(0, 240, 255, 0.08);
}

.modal-confirm-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ef4444;
  margin: 0 auto;
  flex-shrink: 0;
}

.modal-confirm-icon-wrap.info {
  background: rgba(0, 242, 254, 0.12);
  border-color: rgba(0, 242, 254, 0.3);
  color: var(--accent-cyan, #00f2fe);
}

.modal-confirm-icon {
  width: 26px;
  height: 26px;
}

.modal-confirm-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.modal-confirm-title {
  font-size: 17px;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

.modal-confirm-msg {
  font-size: 13.5px;
  color: #94a3b8;
  line-height: 1.5;
  margin: 0;
  word-break: break-word;
}

.modal-confirm-actions {
  display: flex;
  gap: 12px;
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}

.modal-confirm-actions .btn {
  flex: 1;
  padding: 10px 16px;
  font-size: 13.5px;
  font-weight: 600;
  border-radius: 10px;
}

.btn-danger {
  background: #dc2626 !important;
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.15) !important;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}

.btn-danger:hover {
  background: #b91c1c !important;
}

/* Responsive Breakpoints */
@media (max-width: 880px) {
  .sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    box-shadow: 10px 0 40px rgba(0, 0, 0, 0.85);
    margin-left: 0;
    transform: translateX(0);
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease, visibility 0.28s;
  }

  .sidebar.collapsed {
    margin-left: 0;
    transform: translateX(-100%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
}

@media (max-width: 640px) {
  .header-left .active-agent-badge .agent-subtitle {
    display: none;
  }
  .composer-container {
    padding: 0 10px 12px 10px;
  }
  .composer-box {
    padding: 10px 12px 8px 12px;
  }
  #currentAccessLabel {
    display: none;
  }
}

/* Model Family Headers */
.composer-menu-header {
  padding: 8px 12px 4px 12px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #64748b;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  user-select: none;
}
.composer-menu-header:first-child {
  border-top: none;
  padding-top: 4px;
}
.family-tag {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 9.5px;
}
.tag-google { background: rgba(66, 133, 244, 0.12); color: #60a5fa; }
.tag-anthropic { background: rgba(217, 119, 6, 0.12); color: #fbbf24; }
.tag-deepseek { background: rgba(16, 185, 129, 0.12); color: #34d399; }
.tag-kimi { background: rgba(168, 85, 247, 0.12); color: #c084fc; }
.tag-openclaw { background: rgba(148, 163, 184, 0.12); color: #cbd5e1; }
.tag-openrouter { background: rgba(56, 189, 248, 0.12); color: #7dd3fc; }

/* Grok-style Thought / Trace Message Pill */
.thought-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  margin-bottom: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 8px;
  font-size: 12px;
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}
.thought-pill-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
  color: #f8fafc;
}
.thought-pill-btn .pill-icon {
  font-size: 13px;
  color: #38bdf8;
}
.thought-pill-btn .pill-chevron {
  font-size: 10px;
  opacity: 0.6;
  margin-left: 2px;
}

/* Grok Slide-Out Trace Drawer */
.trace-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(2px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.trace-drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.trace-drawer {
  position: fixed;
  top: 0;
  right: -460px;
  width: 440px;
  max-width: 90vw;
  height: 100vh;
  background: #000000;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.8);
  z-index: 999;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.trace-drawer.open {
  transform: translateX(-460px);
}

.trace-drawer-header {
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15, 23, 42, 0.4);
}
.trace-drawer-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}
.trace-icon-wrap {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #38bdf8;
}
.trace-drawer-title {
  font-size: 15px;
  font-weight: 700;
  color: #f8fafc;
  margin: 0 0 2px 0;
  letter-spacing: -0.01em;
}
.trace-drawer-sub {
  font-size: 11.5px;
  color: #64748b;
  display: block;
}
.close-drawer-btn {
  background: none;
  border: none;
  color: #94a3b8;
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
  border-radius: 6px;
  transition: all 0.2s ease;
}
.close-drawer-btn:hover {
  color: #f8fafc;
  background: rgba(255, 255, 255, 0.08);
}

.trace-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.trace-empty-state {
  margin: auto;
  text-align: center;
  color: #64748b;
  max-width: 260px;
}
.trace-empty-state .empty-icon {
  font-size: 28px;
  display: block;
  margin-bottom: 10px;
  color: #38bdf8;
  opacity: 0.6;
}
.trace-empty-state p {
  font-size: 13px;
  line-height: 1.5;
  margin: 0;
}

.trace-timeline {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.trace-step-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  padding: 14px 16px;
  position: relative;
  transition: border-color 0.2s ease;
}
.trace-step-card:hover {
  border-color: rgba(255, 255, 255, 0.14);
}
.trace-step-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.trace-step-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 7px;
  border-radius: 4px;
}
.label-thought { background: rgba(56, 189, 248, 0.12); color: #38bdf8; }
.label-tool { background: rgba(168, 85, 247, 0.12); color: #c084fc; }
.label-agent { background: rgba(16, 185, 129, 0.12); color: #34d399; }

.trace-step-time {
  font-size: 11px;
  color: #475569;
  font-family: monospace;
}
.trace-step-content {
  font-size: 12.5px;
  color: #cbd5e1;
  line-height: 1.5;
  word-break: break-word;
  white-space: pre-wrap;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* DeepSearch Toggle Pill */
.deepsearch-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 999px;
  color: #94a3b8;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}
.deepsearch-pill:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
  color: #f8fafc;
}
.deepsearch-pill .globe-svg {
  color: #64748b;
  transition: color 0.2s ease, transform 0.3s ease;
}
.deepsearch-pill:hover .globe-svg {
  color: #94a3b8;
  transform: rotate(15deg);
}
.deepsearch-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #475569;
  transition: all 0.2s ease;
}
.deepsearch-pill.active {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.4);
  color: #38bdf8;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.15);
}
.deepsearch-pill.active .globe-svg {
  color: #38bdf8;
}
.deepsearch-pill.active .deepsearch-dot {
  background: #38bdf8;
  box-shadow: 0 0 6px #38bdf8;
}

/* Grok-Style Visual Source Citation Badges */
.grok-sources-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  align-items: center;
}
.grok-sources-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #64748b;
  margin-right: 4px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.grok-source-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  font-size: 11.5px;
  color: #cbd5e1;
  text-decoration: none;
  transition: all 0.2s ease;
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.grok-source-badge:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(56, 189, 248, 0.4);
  color: #38bdf8;
  transform: translateY(-1px);
}
.grok-source-icon {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}

/* Inter-Agent Trace Card Styling */
.trace-step-card.agent-handoff {
  background: rgba(16, 185, 129, 0.04);
  border-color: rgba(16, 185, 129, 0.2);
}
.agent-bus-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.agent-node-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 7px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: #f1f5f9;
}
.agent-arrow {
  color: #10b981;
  font-weight: bold;
  font-size: 12px;
}
.agent-payload-body {
  font-size: 12px;
  line-height: 1.5;
  color: #cbd5e1;
  background: rgba(0, 0, 0, 0.4);
  padding: 8px 10px;
  border-radius: 6px;
  border-left: 2px solid #10b981;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* ==========================================================================
   LIGHT MODE & COMPREHENSIVE DESIGN UPLIFT
   ========================================================================== */

[data-theme="light"] {
  --bg-base: #f8fafc;
  --bg-sidebar: #f1f5f9;
  --bg-surface: rgba(255, 255, 255, 0.85);
  --bg-elevated: rgba(241, 245, 249, 0.9);
  --bg-composer: rgba(255, 255, 255, 0.95);
  --bg-user-bubble: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  
  --border-subtle: rgba(0, 0, 0, 0.07);
  --border-medium: rgba(0, 0, 0, 0.12);
  --border-glow: rgba(2, 132, 199, 0.4);
  
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  
  --accent-cyan: #0284c7;
  --accent-cyan-dim: rgba(2, 132, 199, 0.1);
}

[data-theme="light"] body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  background-image: 
    radial-gradient(1200px 800px at 15% -10%, rgba(2, 132, 199, 0.06) 0%, transparent 60%),
    radial-gradient(1000px 700px at 85% 110%, rgba(168, 85, 247, 0.05) 0%, transparent 60%),
    radial-gradient(800px 500px at 50% 50%, rgba(56, 189, 248, 0.03) 0%, transparent 70%);
}

[data-theme="light"] .chat-header {
  background: rgba(248, 250, 252, 0.82);
  border-bottom: 1px solid var(--border-subtle);
}

[data-theme="light"] .prompt-card {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .prompt-card:hover {
  background: #ffffff;
  border-color: rgba(2, 132, 199, 0.45);
  box-shadow: 0 10px 25px rgba(2, 132, 199, 0.12);
}

[data-theme="light"] .composer-box {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border-medium);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .composer-box:focus-within {
  border-color: var(--accent-cyan);
  box-shadow: 0 12px 40px rgba(2, 132, 199, 0.12), 0 0 0 1px var(--accent-cyan);
}

[data-theme="light"] textarea#chatInput {
  color: var(--text-primary);
}

[data-theme="light"] textarea#chatInput::placeholder {
  color: var(--text-muted);
}

[data-theme="light"] .message-row.assistant .message-bubble {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .message-row.user .message-bubble {
  color: #ffffff;
}

[data-theme="light"] .agent-desk-card {
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border-subtle);
}

[data-theme="light"] .agent-desk-card:hover,
[data-theme="light"] .agent-desk-card.active {
  background: #ffffff;
  border-color: rgba(2, 132, 199, 0.4);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .session-item {
  color: var(--text-secondary);
}

[data-theme="light"] .session-item:hover,
[data-theme="light"] .session-item.active {
  background: rgba(255, 255, 255, 0.85);
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .composer-pill-btn {
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

[data-theme="light"] .composer-pill-btn:hover {
  background: rgba(0, 0, 0, 0.08);
  color: var(--text-primary);
}

[data-theme="light"] .composer-menu {
  background: #ffffff;
  border: 1px solid var(--border-medium);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .composer-menu-item:hover {
  background: rgba(2, 132, 199, 0.06);
}

[data-theme="light"] .icon-btn {
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

[data-theme="light"] .icon-btn:hover {
  background: rgba(0, 0, 0, 0.08);
  color: var(--text-primary);
}

/* Polished micro-interactions & button physics */
.icon-btn, .prompt-card, .composer-pill-btn, .send-btn, .new-chat-btn {
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

.icon-btn:active, .composer-pill-btn:active, .send-btn:active {
  transform: scale(0.94);
}

.prompt-card {
  will-change: transform, box-shadow;
}

.prompt-card:hover {
  border-color: rgba(56, 189, 248, 0.5);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25), 0 0 15px rgba(56, 189, 248, 0.15);
}

/* Subtle Glassmorphism for modern aesthetic */
.chat-header, .sidebar, .composer-container, .trace-drawer {
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* Light Mode Deep Contrast & Text Visibility */
[data-theme="light"] .main-content {
  background: #f8fafc;
}

[data-theme="light"] .chat-messages {
  background: #f8fafc;
}

[data-theme="light"] .sidebar {
  background-color: #f1f5f9;
  border-right: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .sidebar-header,
[data-theme="light"] .sidebar-footer {
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .brand-text {
  color: #0f172a;
}

[data-theme="light"] .hero-title {
  color: #0f172a;
}

[data-theme="light"] .hero-desc {
  color: #475569;
}

[data-theme="light"] .card-title {
  color: #0f172a;
}

[data-theme="light"] .card-sub {
  color: #64748b;
}

[data-theme="light"] .message-bubble,
[data-theme="light"] .message-bubble p,
[data-theme="light"] .message-bubble span,
[data-theme="light"] .message-bubble li {
  color: #1e293b !important;
}

[data-theme="light"] .message-bubble strong {
  color: #0f172a !important;
}

[data-theme="light"] .message-bubble h1,
[data-theme="light"] .message-bubble h2,
[data-theme="light"] .message-bubble h3 {
  color: #0f172a !important;
}

[data-theme="light"] .message-bubble pre {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .message-bubble pre code {
  color: #0f172a;
}

[data-theme="light"] .code-header {
  background: #f8fafc;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  color: #64748b;
}

[data-theme="light"] .copy-btn {
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #334155;
}

[data-theme="light"] .message-bubble table {
  border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .message-bubble th {
  background: rgba(0, 0, 0, 0.04);
  color: #0f172a;
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .message-bubble td {
  border-color: rgba(0, 0, 0, 0.08);
  color: #334155;
}

[data-theme="light"] .agent-name {
  color: #0f172a;
}

[data-theme="light"] .agent-subtext {
  color: #64748b;
}

[data-theme="light"] .desk-card-name {
  color: #0f172a;
}

[data-theme="light"] .desk-card-role {
  color: #64748b;
}

[data-theme="light"] .section-title {
  color: #64748b;
}

[data-theme="light"] .header-left .agent-title {
  color: #0f172a;
}

[data-theme="light"] .header-left .agent-subtitle {
  color: #64748b;
}

[data-theme="light"] .user-name {
  color: #0f172a;
}

[data-theme="light"] .user-role {
  color: #64748b;
}

[data-theme="light"] .thought-pill-btn {
  background: rgba(2, 132, 199, 0.06);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: #0369a1;
}

[data-theme="light"] .message-meta-footer {
  color: #64748b;
}

[data-theme="light"] .grok-sources-container {
  background: rgba(0, 0, 0, 0.02);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .grok-source-badge {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #334155;
}

[data-theme="light"] .new-chat-btn {
  background: #0284c7;
  color: #ffffff;
}

[data-theme="light"] .new-chat-btn:hover {
  background: #0369a1;
}

/* Concierge Live Screencast Drawer (Added 2026-09-07) */
.screencast-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(3px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.screencast-drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.screencast-drawer {
  position: fixed;
  top: 0;
  right: -760px;
  width: 740px;
  max-width: 95vw;
  height: 100vh;
  background: #090d16;
  border-left: 1px solid rgba(192, 132, 252, 0.25);
  box-shadow: -15px 0 40px rgba(0, 0, 0, 0.9);
  z-index: 999;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.screencast-drawer.open {
  transform: translateX(-760px);
}

.screencast-drawer-header {
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15, 23, 42, 0.7);
}
.screencast-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}
.screencast-icon-wrap {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(192, 132, 252, 0.12);
  border: 1px solid rgba(192, 132, 252, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.screencast-title {
  font-size: 15px;
  font-weight: 700;
  color: #f8fafc;
  margin: 0 0 2px 0;
  letter-spacing: -0.01em;
}
.screencast-sub {
  font-size: 11px;
  color: #a855f7;
  display: block;
}
.screencast-drawer-body {
  flex: 1;
  overflow: hidden;
  background: #000;
  display: flex;
}
.screencast-frame {
  width: 100%;
  height: 100%;
  border: none;
  background: #000;
}

/* In-place Fullscreen toggle for Concierge Screencast */
.screencast-drawer.fullscreen {
  right: 0 !important;
  left: 0 !important;
  width: 100vw !important;
  max-width: 100vw !important;
  transform: none !important;
  border-left: none !important;
}