/* Copyright 2026 The Chromium Authors
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file. */

/* #css_wrapper_metadata_start
 * #type=style-lit
 * #import=//resources/cr_elements/cr_shared_vars.css.js
 * #scheme=relative
 * #css_wrapper_metadata_end */

:host {
  display: block;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}

.split-view {
  display: flex;
  flex-direction: row;
  height: calc(100vh - 64px);
  gap: 24px;
  box-sizing: border-box;
}

.left-panel {
  flex: 1;
  min-width: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.right-panel {
  width: 360px;
  flex-shrink: 0;
  border-left: 1px solid var(--cr-separator-color);
  display: flex;
  flex-direction: column;
  height: 100%;
  box-sizing: border-box;
  padding-left: 20px;
}

section {
  margin-bottom: 24px;
  width: 100%;
  box-sizing: border-box;
}

.header-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.header-buttons {
  display: flex;
  gap: 8px;
  align-items: center;
}

.header-section h1 {
  color: var(--cr-primary-text-color);
  font-size: 28px;
  font-weight: 600;
  margin: 0;
}

.chat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--cr-separator-color);
  margin-bottom: 16px;
}

.chat-header h2 {
  color: var(--cr-primary-text-color);
  font-size: 20px;
  font-weight: 600;
  margin: 0;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-right: 8px;
  margin-bottom: 16px;
}

.message-bubble {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.4;
  word-break: break-word;
}

/* LLM message bubble on the left */
.message-bubble.assistant {
  align-self: flex-start;
  background-color: var(--cr-fallback-color-surface3);
  color: var(--cr-primary-text-color);
  border-bottom-left-radius: 4px;
}

/* User message bubble on the right */
.message-bubble.user {
  align-self: flex-end;
  background-color: var(--google-blue-600);
  color: white;
  border-bottom-right-radius: 4px;
}

.chat-feedback-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 2px;
  margin-top: 6px;
}

.chat-feedback-btn {
  --cr-icon-button-size: 24px;
  --cr-icon-button-icon-size: 14px;
  --cr-icon-button-fill-color: var(--cr-secondary-text-color);
}

.chat-feedback-btn[aria-pressed='true'] {
  --cr-icon-button-fill-color: var(--google-blue-600);
}

.chat-input-section {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--cr-separator-color);
}

#group-input {
  flex: 1;
  --cr-input-border-bottom: none;
  --cr-input-underline-display: none;
  --cr-input-border-radius: 20px;
  --cr-input-error-display: none;
}

.send-button {
  --cr-icon-button-fill-color: var(--google-blue-600);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  padding: 8px 0;
}

.tab-card {
  height: 120px;
  border: 1px solid var(--cr-separator-color);
  border-radius: 8px;
  padding: 16px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-color: var(--cr-card-background-color);
  color: var(--cr-primary-text-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  cursor: pointer;
}

.tab-title {
  font-weight: 500;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-word;
}

/* Groups Styles */
.unconfirmed-groups-section h2 {
  color: var(--cr-primary-text-color);
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 16px 0;
}

.canvas-feedback-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 4px;
  margin-top: 12px;
}

.canvas-feedback-actions cr-icon-button {
  --cr-icon-button-size: 32px;
  --cr-icon-button-icon-size: 18px;
  --cr-icon-button-fill-color: var(--cr-secondary-text-color);
}

.canvas-feedback-actions cr-icon-button[aria-pressed='true'] {
  --cr-icon-button-fill-color: var(--google-blue-600);
}

.groups-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.group-card {
  border: 1px solid var(--cr-separator-color);
  border-radius: 8px;
  background-color: var(--cr-card-background-color);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

cr-expand-button {
  padding: 16px 20px;
}

.group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.group-label {
  font-size: 16px;
  color: var(--cr-primary-text-color);
}

.group-count {
  font-size: 14px;
  color: var(--cr-secondary-text-color);
}

.group-tabs-list {
  padding: 8px 16px 16px 16px;
  border-top: 1px solid var(--cr-separator-color);
  display: flex;
  flex-direction: column;
  gap: 12px;
  background-color: var(--cr-fallback-color-surface1);
}

.group-tab-item {
  padding: 8px;
  border-radius: 4px;
  background-color: var(--cr-card-background-color);
  border: 1px solid var(--cr-separator-color);
  cursor: pointer;
}

.group-tab-item .tab-title {
  font-weight: 500;
  font-size: 14px;
  color: var(--cr-primary-text-color);
  margin-bottom: 4px;
}

.group-tab-item .tab-url {
  font-size: 12px;
  color: var(--cr-secondary-text-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.unconfirmed-groups-section {
  margin-top: 8px;
}

.unconfirmed-groups-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.ungrouped-section {
  margin-top: 32px;
}

.ungrouped-section h2,
.unconfirmed-groups-header-row h2,
.saved-groups-header-row h2 {
  color: var(--cr-primary-text-color);
  font-size: 20px;
  font-weight: 600;
  margin: 0;
}

.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  gap: 16px;
  font-size: 16px;
  color: var(--cr-secondary-text-color);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--cr-separator-color);
  border-top: 4px solid var(--google-blue-600);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.saved-groups-section {
  margin-top: 32px;
}

.saved-groups-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.saved-group-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.saved-group-expand {
  flex-grow: 1;
}

.saved-group-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-right: 12px;
}

.close-one-group-btn,
.ungroup-one-group-btn {
  --cr-icon-button-fill-color: var(--cr-secondary-text-color);
}

.close-one-group-btn:hover,
.ungroup-one-group-btn:hover {
  --cr-icon-button-fill-color: var(--cr-primary-text-color);
}

.readonly-tab {
  cursor: default;
}

.readonly-tab:hover {
  background-color: transparent;
}