/**
 * tersAI Chat Styles
 * AI Assistant for tersOS Backoffice
 */

/* ===== Header Search Input ===== */
.tersai-search {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px 6px 10px;
  border-radius: 12px;
  transition: all 0.2s ease;
  overflow: hidden;
}

[data-theme="light"] .tersai-search {
  background: var(--ui-bg);
  border: 1px solid var(--ui-border);
}

[data-theme="dark"] .tersai-search {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.tersai-search:focus-within {
  border-color: var(--ui-primary);
  box-shadow: 0 0 0 3px rgba(var(--ui-primary-rgb), 0.15);
}

.tersai-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
  flex-shrink: 0;
}

.tersai-badge span {
  font-size: 11px;
  font-weight: 700;
  color: #1a1625;
  letter-spacing: 0.02em;
}

.tersai-icon {
  width: 12px;
  height: 12px;
  color: #1a1625;
}

.tersai-context-hint {
  display: none;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 500;
  flex: 0 1 auto;
  max-width: 160px;
}

.tersai-context-hint i {
  flex-shrink: 0;
}

.tersai-context-hint span {
  overflow: hidden !important;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
}

[data-theme="light"] .tersai-context-hint {
  background: rgba(201, 162, 39, 0.1);
  color: #8a6d1b;
  border: 1px solid rgba(201, 162, 39, 0.2);
}

[data-theme="dark"] .tersai-context-hint {
  background: rgba(201, 162, 39, 0.15);
  color: #e8c94b;
  border: 1px solid rgba(201, 162, 39, 0.25);
}

.tersai-context-hint i {
  font-size: 10px;
  opacity: 0.7;
}

.tersai-search input {
  flex: 1 1 0;
  border: none;
  background: transparent;
  outline: none;
  font-size: 13px;
  min-width: 100px;
}

[data-theme="light"] .tersai-search input {
  color: var(--ui-text);
}

[data-theme="light"] .tersai-search input::placeholder {
  color: var(--ui-text-muted);
}

[data-theme="dark"] .tersai-search input {
  color: #fff;
}

[data-theme="dark"] .tersai-search input::placeholder {
  color: var(--ui-text-muted);
}

.tersai-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: none;
  background: var(--ui-primary);
  color: #fff;
  cursor: pointer;
  transition: transform 0.15s, opacity 0.15s;
  flex-shrink: 0;
}

.tersai-submit:hover {
  transform: scale(1.05);
}

.tersai-submit:active {
  transform: scale(0.95);
}

.tersai-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ===== Modal Overlay ===== */
.tersai-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 9999;
  justify-content: center;
  align-items: center;
  padding: 24px;
}

.tersai-modal-overlay.open {
  display: flex;
}

/* ===== Modal Container ===== */
.tersai-modal {
  width: 100%;
  max-width: 700px;
  height: 80vh;
  max-height: 700px;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: tersaiModalSlideIn 0.2s ease;
  transition: max-width 0.2s ease;
}

@keyframes tersaiModalSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

[data-theme="light"] .tersai-modal {
  background: var(--ui-surface-solid);
  border: 1px solid var(--ui-border);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

[data-theme="dark"] .tersai-modal {
  background: var(--ui-surface-solid);
  border: 1px solid var(--ui-border);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

/* ===== Modal Header ===== */
.tersai-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--ui-border);
}

.tersai-modal-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
}

[data-theme="light"] .tersai-modal-title { color: var(--ui-text); }
[data-theme="dark"] .tersai-modal-title { color: var(--ui-text); }

.tersai-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 18px;
  transition: background 0.15s;
}

[data-theme="light"] .tersai-modal-close { color: var(--ui-text-muted); }
[data-theme="light"] .tersai-modal-close:hover { background: var(--ui-bg); color: var(--ui-text); }
[data-theme="dark"] .tersai-modal-close { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-modal-close:hover { background: rgba(255,255,255,0.1); color: #fff; }

/* ===== Messages Container ===== */
.tersai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

/* ===== Message Bubbles ===== */
.tersai-message {
  font-size: 14px;
  line-height: 1.5;
}

.tersai-message.user {
  align-self: flex-end;
  max-width: 80%;
  padding: 10px 18px;
  border-radius: 20px;
  background: var(--ui-primary);
  color: #fff;
  border-bottom-right-radius: 6px;
}

/* Bot message: avatar + bubble side by side */
.tersai-message.bot {
  align-self: flex-start;
  display: flex;
  gap: 10px;
  max-width: 90%;
  padding: 0;
  background: none;
}

.tersai-avatar {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.tersai-avatar svg {
  width: 16px;
  height: 16px;
  color: #1a1625;
}

.tersai-bubble {
  flex: 1;
  min-width: 0;
  padding: 12px 16px;
  border-radius: 16px;
  border-top-left-radius: 6px;
}

[data-theme="light"] .tersai-bubble {
  background: var(--ui-bg);
  color: var(--ui-text);
}

[data-theme="dark"] .tersai-bubble {
  background: rgba(255, 255, 255, 0.08);
  color: #e5e7eb;
}

/* Legacy bot-header — hidden, avatar is external now */
.tersai-message.bot .bot-header {
  display: none;
}

/* ===== Message Content Formatting ===== */
.tersai-message-content h2 {
  margin: 16px 0 10px;
  padding: 0;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tersai-message-content h2::before {
  content: '';
  width: 4px;
  height: 16px;
  background: linear-gradient(180deg, var(--ui-primary), var(--ui-accent));
  border-radius: 2px;
}

.tersai-message-content h3 {
  margin: 12px 0 8px;
  padding: 0;
  font-size: 14px;
  font-weight: 600;
}

[data-theme="light"] .tersai-message-content h2 { color: var(--ui-text); }
[data-theme="dark"] .tersai-message-content h2 { color: var(--ui-text); }
[data-theme="light"] .tersai-message-content h3 { color: var(--ui-primary); }
[data-theme="dark"] .tersai-message-content h3 { color: var(--ui-accent); }

.tersai-message-content ul {
  margin: 8px 0;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Strip stray <br> inside lists */
.tersai-message-content ul br {
  display: none;
}

.tersai-message-content li {
  position: relative;
  padding-left: 16px;
  margin: 0;
  line-height: 1.5;
}

.tersai-message-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
  border-radius: 50%;
}

/* Link buttons inside list items: block display, smaller */
.tersai-message-content li .tersai-link-btn {
  display: inline-flex;
  margin: 4px 0 0;
  padding: 4px 10px;
  font-size: 12px;
}

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

[data-theme="light"] .tersai-message-content strong { color: var(--ui-text); }
[data-theme="dark"] .tersai-message-content strong { color: var(--ui-text); }

.tersai-message-content p {
  margin: 6px 0;
}

.tersai-message-content br + br {
  display: none;
}

.tersai-message-content code {
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
  font-family: 'SF Mono', Monaco, monospace;
}

[data-theme="light"] .tersai-message-content code {
  background: #f0f0f0;
  color: #e91e8c;
}

[data-theme="dark"] .tersai-message-content code {
  background: rgba(255,255,255,0.1);
  color: #f0b429;
}

.tersai-message-content hr {
  border: none;
  height: 1px;
  margin: 12px 0;
}

[data-theme="light"] .tersai-message-content hr { background: var(--ui-border); }
[data-theme="dark"] .tersai-message-content hr { background: var(--ui-border); }

/* ===== Tables → Card Layout ===== */
.tersai-message-content table {
  width: 100%;
  margin: 10px 0;
  font-size: 12px;
  border-collapse: separate;
  border-spacing: 0;
}

.tersai-message-content thead {
  display: none;
}

.tersai-message-content tbody {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tersai-message-content tr {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: 8px;
  padding: 10px 12px;
  border-radius: 10px;
  transition: all 0.15s ease;
}

[data-theme="light"] .tersai-message-content tr {
  background: var(--ui-table-header-bg);
  border: 1px solid var(--ui-border);
}

[data-theme="dark"] .tersai-message-content tr {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .tersai-message-content tr:hover {
  border-color: rgba(var(--ui-primary-rgb), 0.3);
  background: rgba(var(--ui-primary-rgb), 0.03);
}

[data-theme="dark"] .tersai-message-content tr:hover {
  border-color: rgba(var(--ui-primary-rgb), 0.4);
  background: rgba(var(--ui-primary-rgb), 0.08);
}

.tersai-message-content td {
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.tersai-message-content td:first-child {
  font-weight: 600;
}

[data-theme="light"] .tersai-message-content td:first-child { color: var(--ui-text); }
[data-theme="dark"] .tersai-message-content td:first-child { color: var(--ui-text); }
[data-theme="light"] .tersai-message-content td { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-message-content td { color: var(--ui-text-muted); }

/* ===== Card-style Data Display ===== */
.tersai-cards {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 10px 0;
}

.tersai-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  transition: all 0.15s ease;
}

[data-theme="light"] .tersai-card {
  background: var(--ui-table-header-bg);
  border: 1px solid var(--ui-border);
}

[data-theme="dark"] .tersai-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .tersai-card:hover {
  border-color: rgba(var(--ui-primary-rgb), 0.4);
}

[data-theme="dark"] .tersai-card:hover {
  border-color: rgba(var(--ui-primary-rgb), 0.5);
}

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

.tersai-card-main strong {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

[data-theme="light"] .tersai-card-main strong { color: var(--ui-text); }
[data-theme="dark"] .tersai-card-main strong { color: var(--ui-text); }

.tersai-card-sub {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 6px;
  white-space: nowrap;
}

[data-theme="light"] .tersai-card-sub {
  background: rgba(var(--ui-primary-rgb), 0.1);
  color: var(--ui-primary);
}

[data-theme="dark"] .tersai-card-sub {
  background: rgba(var(--ui-primary-rgb), 0.15);
  color: var(--ui-primary);
}

.tersai-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.tersai-chip {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
  font-weight: 500;
}

[data-theme="light"] .tersai-chip {
  background: var(--ui-overlay);
  color: var(--ui-text-muted);
}

[data-theme="dark"] .tersai-chip {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ui-text-muted);
}

.tersai-chip:last-child {
  font-weight: 600;
}

[data-theme="light"] .tersai-chip:last-child {
  background: rgba(var(--ui-accent-rgb), 0.15);
  color: #b8860b;
}

[data-theme="dark"] .tersai-chip:last-child {
  background: rgba(var(--ui-accent-rgb), 0.2);
  color: var(--ui-accent);
}

/* ===== Link Buttons ===== */
.tersai-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  margin: 4px 0;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s ease;
  background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
  color: #1a1625 !important;
}

.tersai-link-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(var(--ui-primary-rgb), 0.3);
}

.tersai-link-btn::after {
  content: none;
}

/* ===== Typing Indicator ===== */
.tersai-typing {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
}

.tersai-typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  animation: tersaiTypingBounce 1.4s infinite ease-in-out both;
}

[data-theme="light"] .tersai-typing span { background: var(--ui-text-muted); }
[data-theme="dark"] .tersai-typing span { background: var(--ui-text-muted); }

.tersai-typing span:nth-child(1) { animation-delay: 0s; }
.tersai-typing span:nth-child(2) { animation-delay: 0.16s; }
.tersai-typing span:nth-child(3) { animation-delay: 0.32s; }

@keyframes tersaiTypingBounce {
  0%, 80%, 100% { transform: scale(0.8); opacity: 0.5; }
  40% { transform: scale(1); opacity: 1; }
}

.tersai-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
}

.tersai-status .spin {
  animation: tersaiSpin 1s linear infinite;
}

@keyframes tersaiSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ===== Streaming Cursor ===== */
#tersai-streaming .tersai-bubble .tersai-message-content::after,
#tersai-streaming .tersai-message-content::after {
  content: '▋';
  display: inline;
  animation: tersaiCursorBlink 0.8s ease-in-out infinite;
  margin-left: 2px;
  opacity: 0.7;
}

[data-theme="light"] #tersai-streaming .tersai-message-content::after {
  color: var(--ui-text-muted);
}

[data-theme="dark"] #tersai-streaming .tersai-message-content::after {
  color: var(--ui-text-muted);
}

@keyframes tersaiCursorBlink {
  0%, 50% { opacity: 0.7; }
  51%, 100% { opacity: 0; }
}

/* ===== Modal Footer / Input ===== */
.tersai-modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--ui-border);
}

.tersai-input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
}

[data-theme="light"] .tersai-input-row {
  background: var(--ui-bg);
  border: 1px solid var(--ui-border);
}

[data-theme="dark"] .tersai-input-row {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.tersai-input-row:focus-within {
  border-color: var(--ui-primary);
}

.tersai-input-row input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  font-size: 14px;
}

[data-theme="light"] .tersai-input-row input { color: var(--ui-text); }
[data-theme="light"] .tersai-input-row input::placeholder { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-input-row input { color: var(--ui-text); }
[data-theme="dark"] .tersai-input-row input::placeholder { color: var(--ui-text-muted); }

.tersai-send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: none;
  background: var(--ui-primary);
  color: #fff;
  cursor: pointer;
  transition: transform 0.15s;
}

.tersai-send-btn:hover { transform: scale(1.05); }
.tersai-send-btn:active { transform: scale(0.95); }
.tersai-send-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ===== Confirmation Card ===== */
.tersai-confirm-card {
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.2s ease;
}

[data-theme="light"] .tersai-confirm-card {
  background: var(--ui-surface-solid);
  border: 1px solid var(--ui-border);
  box-shadow: var(--ui-shadow-sm);
}

[data-theme="dark"] .tersai-confirm-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
}

.tersai-confirm-card.loading {
  opacity: 0.7;
  pointer-events: none;
}

.tersai-confirm-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-weight: 600;
  font-size: 13px;
  border-bottom: 1px solid var(--ui-border);
}

[data-theme="light"] .tersai-confirm-header {
  background: #fff8e6;
  color: #b8860b;
}

[data-theme="dark"] .tersai-confirm-header {
  background: rgba(239, 216, 93, 0.1);
  color: var(--ui-accent);
}

.tersai-confirm-header i {
  font-size: 16px;
}

.tersai-confirm-message {
  padding: 12px 16px;
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}

[data-theme="light"] .tersai-confirm-message { color: var(--ui-text); }
[data-theme="dark"] .tersai-confirm-message { color: var(--ui-text-secondary); }

.tersai-confirm-details {
  padding: 0 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tersai-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
}

[data-theme="light"] .tersai-detail-row { background: var(--ui-table-header-bg); }
[data-theme="dark"] .tersai-detail-row { background: rgba(255,255,255,0.04); }

.tersai-detail-label {
  text-transform: capitalize;
}

[data-theme="light"] .tersai-detail-label { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-detail-label { color: var(--ui-text-muted); }

.tersai-detail-value {
  font-weight: 600;
}

[data-theme="light"] .tersai-detail-value { color: var(--ui-text); }
[data-theme="dark"] .tersai-detail-value { color: var(--ui-text); }

.tersai-confirm-actions {
  display: flex;
  gap: 10px;
  padding: 12px 16px;
  border-top: 1px solid var(--ui-border);
}

[data-theme="light"] .tersai-confirm-actions { background: var(--ui-bg); }
[data-theme="dark"] .tersai-confirm-actions { background: rgba(0,0,0,0.2); }

.tersai-confirm-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
}

.tersai-confirm-btn.reject {
  background: transparent;
}

[data-theme="light"] .tersai-confirm-btn.reject {
  color: var(--ui-text-muted);
  border: 1px solid var(--ui-border);
}

[data-theme="dark"] .tersai-confirm-btn.reject {
  color: var(--ui-text-muted);
  border: 1px solid rgba(255,255,255,0.15);
}

.tersai-confirm-btn.reject:hover {
  background: rgba(var(--ui-danger-rgb), 0.1);
  border-color: rgba(var(--ui-danger-rgb), 0.3);
  color: var(--ui-danger);
}

.tersai-confirm-btn.approve {
  background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
  color: #1a1625;
}

.tersai-confirm-btn.approve:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(var(--ui-primary-rgb), 0.3);
}

.tersai-confirm-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* ===== Confirmation Result States ===== */
.tersai-confirm-result {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 10px;
}

.tersai-confirm-result i {
  font-size: 18px;
}

.tersai-confirm-result.success {
  background: rgba(var(--ui-success-rgb), 0.1);
  color: var(--ui-success);
}

[data-theme="dark"] .tersai-confirm-result.success {
  background: rgba(var(--ui-success-rgb), 0.15);
  color: #4ade80;
}

.tersai-confirm-result.error {
  background: rgba(var(--ui-danger-rgb), 0.1);
  color: var(--ui-danger);
}

[data-theme="dark"] .tersai-confirm-result.error {
  background: rgba(var(--ui-danger-rgb), 0.15);
  color: var(--status-overdue);
}

.tersai-confirm-result.cancelled {
  background: rgba(108, 117, 125, 0.1);
  color: var(--status-cancelled);
}

[data-theme="dark"] .tersai-confirm-result.cancelled {
  background: rgba(156, 163, 175, 0.1);
  color: var(--ui-text-muted);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .tersai-modal {
    max-width: none;
    height: 100vh;
    max-height: none;
    border-radius: 0;
  }
  
  .tersai-modal-overlay {
    padding: 0;
  }
}

  .tersai-modal-hint {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 10px;
    font-size: 11px;
  }

  [data-theme="light"] .tersai-modal-hint { color: var(--ui-text-muted); }
  [data-theme="dark"] .tersai-modal-hint { color: var(--ui-text-muted); }

  .tersai-modal-hint kbd {
    display: inline-block;
    padding: 2px 6px;
    font-size: 10px;
    font-family: inherit;
    border-radius: 4px;
    margin-right: 4px;
  }

  [data-theme="light"] .tersai-modal-hint kbd {
    background: var(--ui-overlay);
    border: 1px solid var(--ui-border);
    color: var(--ui-text-muted);
  }

  [data-theme="dark"] .tersai-modal-hint kbd {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    color: var(--ui-text-muted);
  }

  /* Beta Badge */
  .tersai-beta-badge {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 8px;
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
    color: #1a1625;
  }

  /* Header actions */
  .tersai-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  /* Releases button */
  .tersai-releases-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 10px;
    border-radius: 8px;
    border: none;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
  }

  [data-theme="light"] .tersai-releases-btn {
    background: var(--ui-overlay);
    color: var(--ui-text-muted);
  }

  [data-theme="light"] .tersai-releases-btn:hover {
    background: var(--ui-overlay-hover);
    color: var(--ui-text);
  }

  [data-theme="dark"] .tersai-releases-btn {
    background: rgba(255,255,255,0.08);
    color: var(--ui-text-muted);
  }

  [data-theme="dark"] .tersai-releases-btn:hover {
    background: rgba(255,255,255,0.12);
    color: #fff;
  }

  .tersai-releases-btn i {
    font-size: 14px;
  }

  .tersai-tone-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(var(--ui-primary-rgb), 0.12);
    border: 1px solid var(--ui-border);
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 12px;
    color: var(--ui-primary);
    transition: background 0.15s, border-color 0.15s;
  }

  .tersai-tone-toggle i { font-size: 14px; }

  .tersai-tone-toggle.active {
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
    border-color: transparent;
    color: #1a1625;
  }

  .tersai-tone-label {
    font-weight: 600;
    letter-spacing: 0.2px;
  }

  /* Releases Panel */
  .tersai-releases-panel {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: calc(100% - 40px);
    max-width: 480px;
    max-height: calc(100% - 80px);
    z-index: 10;
    flex-direction: column;
    border-radius: 16px;
    animation: tersaiSlideIn 0.2s ease;
    overflow: hidden;
  }

  .tersai-releases-panel.open {
    display: flex;
  }

  @keyframes tersaiSlideIn {
    from { opacity: 0; transform: translate(-50%, -50%) scale(0.95); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  }

  [data-theme="light"] .tersai-releases-panel {
    background: var(--ui-surface-solid);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--ui-dropdown-border);
  }
  [data-theme="dark"] .tersai-releases-panel {
    background: var(--ui-surface-solid);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--ui-border);
  }

  /* Backdrop behind releases panel */
  .tersai-releases-backdrop {
    display: none;
    position: absolute;
    inset: 0;
    z-index: 9;
  }

  .tersai-releases-backdrop.open {
    display: block;
  }

  [data-theme="light"] .tersai-releases-backdrop { background: rgba(0, 0, 0, 0.3); }
  [data-theme="dark"] .tersai-releases-backdrop { background: rgba(0, 0, 0, 0.5); }

  .tersai-releases-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--ui-border);
  }

  .tersai-releases-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  [data-theme="light"] .tersai-releases-header h3 { color: var(--ui-text); }
  [data-theme="dark"] .tersai-releases-header h3 { color: var(--ui-text); }

  .tersai-releases-header h3 i {
    color: var(--ui-primary);
  }

  .tersai-releases-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    font-size: 18px;
    transition: background 0.15s;
  }

  [data-theme="light"] .tersai-releases-close { color: var(--ui-text-muted); }
  [data-theme="light"] .tersai-releases-close:hover { background: var(--ui-bg); color: var(--ui-text); }
  [data-theme="dark"] .tersai-releases-close { color: var(--ui-text-muted); }
  [data-theme="dark"] .tersai-releases-close:hover { background: rgba(255,255,255,0.1); color: #fff; }

  .tersai-releases-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
  }

  /* Individual Release */
  .tersai-release {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--ui-border);
  }

  .tersai-release:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
  }

  .tersai-release-version {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
  }

  .version-tag {
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 6px;
    letter-spacing: 0.3px;
  }

  .version-tag.current {
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
    color: #1a1625;
  }

  .version-tag.upcoming {
    background: rgba(var(--ui-primary-rgb), 0.15);
    color: var(--ui-primary);
  }

  .version-date {
    font-size: 12px;
  }

  [data-theme="light"] .version-date { color: var(--ui-text-muted); }
  [data-theme="dark"] .version-date { color: var(--ui-text-muted); }

  .tersai-release h4 {
    margin: 0 0 4px 0;
    font-size: 18px;
    font-weight: 700;
  }

  [data-theme="light"] .tersai-release h4 { color: var(--ui-text); }
  [data-theme="dark"] .tersai-release h4 { color: var(--ui-text); }

  .tersai-release-subtitle {
    margin: 0 0 16px 0;
    font-size: 13px;
  }

  [data-theme="light"] .tersai-release-subtitle { color: var(--ui-text-muted); }
  [data-theme="dark"] .tersai-release-subtitle { color: var(--ui-text-muted); }

  /* Platform Tabs */
  .tersai-platform-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
  }

  .platform-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    border-radius: 10px;
    border: 1px solid var(--ui-border);
    background: transparent;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
  }

  [data-theme="light"] .platform-tab { color: var(--ui-text-muted); }
  [data-theme="dark"] .platform-tab { color: var(--ui-text-muted); }

  [data-theme="light"] .platform-tab:hover {
    background: var(--ui-table-header-bg);
    border-color: var(--ui-border);
  }
  [data-theme="dark"] .platform-tab:hover { 
    background: rgba(255,255,255,0.05); 
    border-color: rgba(255,255,255,0.15);
  }

  .platform-tab.active {
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
    border-color: transparent;
    color: #1a1625;
    font-weight: 600;
  }

  .platform-tab i {
    font-size: 14px;
  }

  /* Capabilities */
  .tersai-capabilities {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .tersai-capabilities.hidden {
    display: none;
  }

  .tersai-platform-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
  }

  .platform-badge {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.3px;
    padding: 4px 8px;
    border-radius: 5px;
    text-transform: uppercase;
  }

  .platform-badge.connect {
    background: rgba(14, 165, 233, 0.15);
    color: #0ea5e9;
  }

  .platform-url {
    font-size: 12px;
    font-family: 'SF Mono', Monaco, monospace;
  }

  [data-theme="light"] .platform-url { color: var(--ui-text-muted); }
  [data-theme="dark"] .platform-url { color: var(--ui-text-muted); }

  .capability-group {
    display: flex;
    gap: 12px;
    padding: 12px;
    border-radius: 10px;
    transition: background 0.15s;
  }

  [data-theme="light"] .capability-group { background: var(--ui-table-header-bg); }
  [data-theme="dark"] .capability-group { background: rgba(255,255,255,0.04); }

  .capability-icon {
    font-size: 20px;
    flex-shrink: 0;
  }

  .capability-group strong {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 2px;
  }

  [data-theme="light"] .capability-group strong { color: var(--ui-text); }
  [data-theme="dark"] .capability-group strong { color: var(--ui-text); }

  .capability-group p {
    margin: 0;
    font-size: 12px;
    line-height: 1.4;
  }

  [data-theme="light"] .capability-group p { color: var(--ui-text-muted); }
  [data-theme="dark"] .capability-group p { color: var(--ui-text-muted); }

  /* Release note */
  .tersai-release-note {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 16px;
    padding: 12px;
    border-radius: 10px;
    font-size: 12px;
    line-height: 1.5;
  }

  [data-theme="light"] .tersai-release-note {
    background: rgba(var(--ui-success-rgb), 0.08);
    color: var(--ui-success);
  }

  [data-theme="dark"] .tersai-release-note {
    background: rgba(74, 222, 128, 0.1);
    color: #4ade80;
  }

  .tersai-release-note i {
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 1px;
  }

  .tersai-release-note.info {
    margin-top: 12px;
  }

  [data-theme="light"] .tersai-release-note.info {
    background: rgba(14, 165, 233, 0.08);
    color: #0284c7;
  }

  [data-theme="dark"] .tersai-release-note.info {
    background: rgba(14, 165, 233, 0.12);
    color: #38bdf8;
  }

  /* Upcoming features */
  .tersai-release.upcoming {
    opacity: 0.8;
  }

  .upcoming-features {
    margin: 12px 0 0 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .upcoming-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
  }

  [data-theme="light"] .upcoming-features li { color: var(--ui-text-muted); }
  [data-theme="dark"] .upcoming-features li { color: var(--ui-text-muted); }

  .upcoming-features li i {
    color: var(--ui-primary);
    font-size: 14px;
  }

/* ===== Rich Data Cards (key-value pairs in AI responses) ===== */
.tersai-data-card {
  border-radius: 10px;
  overflow: hidden;
  margin: 10px 0;
}

[data-theme="light"] .tersai-data-card {
  background: var(--ui-table-header-bg);
  border: 1px solid var(--ui-border);
}

[data-theme="dark"] .tersai-data-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.tersai-data-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  gap: 12px;
  font-size: 13px;
}

.tersai-data-row + .tersai-data-row {
  border-top: 1px solid var(--ui-border);
}

.tersai-data-label {
  font-weight: 600;
  flex-shrink: 0;
  color: var(--ui-accent);
}

.tersai-data-value {
  text-align: right;
  font-weight: 500;
}

[data-theme="light"] .tersai-data-value { color: var(--ui-text); }
[data-theme="dark"] .tersai-data-value { color: var(--ui-text); }

/* ===== Follow-up Action Chips (clickable suggestions in AI responses) ===== */
.tersai-follow-up {
  margin-top: 12px;
  font-size: 13px;
}

[data-theme="light"] .tersai-follow-up { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-follow-up { color: var(--ui-text-muted); }

.tersai-action-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.tersai-action-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid var(--ui-border);
  background: transparent;
}

[data-theme="light"] .tersai-action-chip { color: var(--ui-text); }
[data-theme="dark"] .tersai-action-chip { color: var(--ui-text-secondary, #e5e7eb); }

.tersai-action-chip:hover {
  border-color: var(--ui-primary);
  color: var(--ui-primary);
  background: rgba(var(--ui-primary-rgb), 0.08);
}

/* ===== Welcome Screen ===== */
.tersai-welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: 40px 20px;
  text-align: center;
  gap: 20px;
}

.tersai-welcome-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ui-primary), var(--ui-accent));
  display: flex;
  align-items: center;
  justify-content: center;
}

.tersai-welcome-avatar svg {
  width: 28px;
  height: 28px;
  color: #1a1625;
}

.tersai-welcome-text {
  font-size: 15px;
  font-weight: 500;
  max-width: 320px;
  line-height: 1.5;
}

[data-theme="light"] .tersai-welcome-text { color: var(--ui-text); }
[data-theme="dark"] .tersai-welcome-text { color: var(--ui-text-secondary, #e5e7eb); }

.tersai-suggestion-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  max-width: 460px;
}

.tersai-suggestion-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  border: 1px solid var(--ui-border);
}

[data-theme="light"] .tersai-suggestion-chip {
  background: var(--ui-surface);
  color: var(--ui-text-muted);
}

[data-theme="dark"] .tersai-suggestion-chip {
  background: rgba(255, 255, 255, 0.06);
  color: var(--ui-text-muted);
}

.tersai-suggestion-chip:hover {
  border-color: var(--ui-primary);
  color: var(--ui-primary);
  transform: translateY(-1px);
}

.tersai-suggestion-chip i {
  font-size: 14px;
  opacity: 0.7;
}

/* ===== Tool Progress Indicator ===== */
.tersai-tool-progress {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 13px;
  font-weight: 500;
}

[data-theme="light"] .tersai-tool-progress { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-tool-progress { color: var(--ui-text-muted); }

.tersai-tool-progress-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  font-size: 14px;
  animation: tersaiToolPulse 1.5s ease-in-out infinite;
}

[data-theme="light"] .tersai-tool-progress-icon {
  background: rgba(var(--ui-primary-rgb), 0.1);
  color: var(--ui-primary);
}

[data-theme="dark"] .tersai-tool-progress-icon {
  background: rgba(var(--ui-primary-rgb), 0.15);
  color: var(--ui-primary);
}

@keyframes tersaiToolPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.95); }
}

.tersai-tool-progress-dots::after {
  content: '';
  animation: tersaiDots 1.5s steps(4, end) infinite;
}

@keyframes tersaiDots {
  0% { content: ''; }
  25% { content: '.'; }
  50% { content: '..'; }
  75% { content: '...'; }
}

/* ===== Modal Body Layout ===== */
.tersai-body {
  flex: 1;
  display: flex;
  overflow: hidden;
  min-height: 0;
}

/* ===== History Sidebar (narrow left panel) ===== */
.tersai-history-panel {
  display: none;
  flex-direction: column;
  width: 220px;
  flex-shrink: 0;
  overflow-y: auto;
  border-right: 1px solid var(--ui-border);
}

.tersai-history-panel.open {
  display: flex;
}

.tersai-history-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tersai-history-loading {
  display: flex;
  justify-content: center;
  padding: 20px;
}

/* Widen modal when sidebar is open */
.tersai-modal.sidebar-open {
  max-width: 920px;
}

.tersai-history-item {
  display: block;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s;
  position: relative;
}

[data-theme="light"] .tersai-history-item:hover { background: var(--ui-bg); }
[data-theme="dark"] .tersai-history-item:hover { background: rgba(255, 255, 255, 0.06); }

.tersai-history-item.active {
  background: rgba(var(--ui-primary-rgb), 0.1);
}

.tersai-history-item-title {
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

[data-theme="light"] .tersai-history-item-title { color: var(--ui-text); }
[data-theme="dark"] .tersai-history-item-title { color: var(--ui-text); }

.tersai-history-item-time {
  font-size: 10px;
  margin-top: 2px;
}

[data-theme="light"] .tersai-history-item-time { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-history-item-time { color: var(--ui-text-muted); }

.tersai-history-item-delete {
  display: none;
  position: absolute;
  top: 6px;
  right: 6px;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: none;
  background: transparent;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  color: var(--ui-text-muted);
  transition: all 0.15s;
}

.tersai-history-item:hover .tersai-history-item-delete { display: flex; }
.tersai-history-item-delete:hover { color: var(--ui-danger); background: rgba(var(--ui-danger-rgb), 0.1); }

.tersai-history-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 30px 12px;
  text-align: center;
  gap: 6px;
}

.tersai-history-empty i {
  font-size: 24px;
  opacity: 0.3;
}

[data-theme="light"] .tersai-history-empty { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-history-empty { color: var(--ui-text-muted); }

.tersai-history-empty span {
  font-size: 12px;
}

/* ===== Sidebar Toggle Button ===== */
.tersai-sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 16px;
  transition: all 0.15s;
}

[data-theme="light"] .tersai-sidebar-toggle { color: var(--ui-text-muted); }
[data-theme="light"] .tersai-sidebar-toggle:hover { background: var(--ui-bg); color: var(--ui-text); }
[data-theme="dark"] .tersai-sidebar-toggle { color: var(--ui-text-muted); }
[data-theme="dark"] .tersai-sidebar-toggle:hover { background: rgba(255,255,255,0.1); color: #fff; }