/* AI Terminal Main Application Stylesheet */

:root {
  --app-sidebar-width: 260px;
  --app-header-height: 56px;
  --app-font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

#app {
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* Sidebar & Layout */
.app-layout {
  display: flex;
  height: 100vh;
  width: 100%;
  overflow: hidden;
}

.app-sidebar {
  width: var(--app-sidebar-width);
  min-width: var(--app-sidebar-width);
  height: 100%;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--bs-border-color);
  background-color: var(--bs-body-bg);
  z-index: 1020;
}

.app-main {
  flex: 1;
  min-width: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--bs-body-bg);
}

.app-header {
  height: var(--app-header-height);
  min-height: var(--app-header-height);
  border-bottom: 1px solid var(--bs-border-color);
  display: flex;
  align-items: center;
  padding: 0 1rem;
  background-color: var(--bs-body-bg);
  z-index: 1010;
}

.app-content {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  position: relative;
  display: flex;
  flex-direction: column;
}

/* Claude Limits Indicator in Header */
.limits-indicator {
  min-width: 140px;
  max-width: 200px;
}

.limits-progress-bar {
  height: 4px;
  border-radius: 2px;
  background-color: var(--bs-secondary-bg);
  overflow: hidden;
  margin-bottom: 2px;
}

.limits-progress-fill {
  height: 100%;
  transition: width 0.3s ease, background-color 0.3s ease;
}

/* Navigation items */
.nav-link-custom {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.85rem;
  border-radius: 0.375rem;
  color: var(--bs-body-color);
  text-decoration: none;
  font-weight: 500;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-link-custom:hover {
  background-color: var(--bs-tertiary-bg);
  color: var(--bs-primary);
}

.nav-link-custom.active {
  background-color: var(--bs-primary-subtle);
  color: var(--bs-primary);
  font-weight: 600;
}

/* Chat & Conversation Feed */
.conversation-layout {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}

.messages-feed {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.message-wrapper {
  display: flex;
  width: 100%;
}

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

.message-wrapper.assistant {
  justify-content: flex-start;
}

.message-bubble {
  max-width: 85%;
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  position: relative;
  word-break: break-word;
}

@media (max-width: 768px) {
  .message-bubble {
    max-width: 95%;
  }
}

.message-wrapper.user .message-bubble {
  background-color: var(--bs-primary-subtle);
  color: var(--bs-primary-text-emphasis);
  border-bottom-right-radius: 0.2rem;
}

.message-wrapper.assistant .message-bubble {
  background-color: var(--bs-secondary-bg);
  color: var(--bs-body-color);
  border-bottom-left-radius: 0.2rem;
}

/* Thinking block */
.thinking-block {
  margin: 0.5rem 0;
  border-left: 3px solid var(--bs-secondary);
  background-color: var(--bs-tertiary-bg);
  border-radius: 0.375rem;
  padding: 0.35rem 0.6rem;
  font-size: 0.9rem;
}

.thinking-block summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--bs-secondary-color);
  user-select: none;
}

.thinking-content {
  margin-top: 0.4rem;
  font-style: italic;
  color: var(--bs-secondary-color);
  white-space: pre-wrap;
}

/* Tool Use and Tool Result Cards */
.tool-card {
  margin: 0.5rem 0;
  border: 1px solid var(--bs-border-color);
  border-radius: 0.5rem;
  background-color: var(--bs-body-bg);
  overflow: hidden;
}

.tool-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.75rem;
  background-color: var(--bs-tertiary-bg);
  cursor: pointer;
  user-select: none;
  font-size: 0.875rem;
}

.tool-card-body {
  padding: 0.5rem 0.75rem;
  font-family: var(--app-font-mono);
  font-size: 0.85rem;
  max-height: 350px;
  overflow-y: auto;
  background-color: var(--bs-body-tertiary);
  white-space: pre-wrap;
}

/* Permission Card */
.permission-card {
  margin: 0.75rem 0;
  border: 1px solid var(--bs-warning-border-subtle);
  border-radius: 0.5rem;
  background-color: var(--bs-warning-subtle);
  color: var(--bs-warning-text-emphasis);
  padding: 0.75rem 1rem;
}

/* Chat Input Bar */
.chat-input-bar {
  border-top: 1px solid var(--bs-border-color);
  padding: 0.75rem 1rem;
  background-color: var(--bs-body-bg);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.chat-input-textarea {
  resize: none;
  overflow-y: auto;
  max-height: 150px;
  min-height: 42px;
}

/* Terminal View */
.terminal-view-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  background-color: #000;
  overflow: hidden;
}

.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #1a1a1a;
  border-bottom: 1px solid #333;
  padding: 0.35rem 0.75rem;
  gap: 0.5rem;
}

.terminal-xterm-wrapper {
  flex: 1;
  min-height: 0;
  padding: 4px;
}

.terminal-mobile-keys {
  display: flex;
  gap: 0.4rem;
  padding: 0.4rem 0.6rem;
  background-color: #1a1a1a;
  border-top: 1px solid #333;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.terminal-key-btn {
  padding: 0.35rem 0.75rem;
  font-family: var(--app-font-mono);
  font-size: 0.85rem;
  min-height: 38px;
  min-width: 44px;
  border-radius: 4px;
  background-color: #2d2d2d;
  color: #eee;
  border: 1px solid #444;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
}

.terminal-key-btn:active, .terminal-key-btn.active {
  background-color: #0d6efd;
  color: #fff;
}

/* CodeMirror Editor in Files View */
.editor-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
}

.editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--bs-border-color);
  background-color: var(--bs-tertiary-bg);
}

.editor-content {
  flex: 1;
  min-height: 0;
}

.editor-content .CodeMirror {
  height: 100%;
  font-family: var(--app-font-mono);
  font-size: 14px;
}

/* Dropzone for file uploads */
.file-dropzone {
  border: 2px dashed var(--bs-border-color);
  border-radius: 0.5rem;
  padding: 2rem;
  text-align: center;
  transition: border-color 0.2s, background-color 0.2s;
  cursor: pointer;
}

.file-dropzone.dragover {
  border-color: var(--bs-primary);
  background-color: var(--bs-primary-subtle);
}

/* Markdown typography in assistant bubbles */
.markdown-body pre {
  background-color: var(--bs-body-tertiary);
  padding: 0.75rem;
  border-radius: 0.375rem;
  overflow-x: auto;
  border: 1px solid var(--bs-border-color);
}

.markdown-body code {
  font-family: var(--app-font-mono);
  font-size: 0.9em;
}

.markdown-body p:last-child {
  margin-bottom: 0;
}

.markdown-body table {
  width: 100%;
  margin-bottom: 1rem;
  border-collapse: collapse;
}

.markdown-body th, .markdown-body td {
  padding: 0.5rem;
  border: 1px solid var(--bs-border-color);
}

.markdown-body th {
  background-color: var(--bs-tertiary-bg);
}

.markdown-body .mermaid-container {
  background-color: var(--bs-body-bg);
  border: 1px solid var(--bs-border-color);
  border-radius: 0.375rem;
  padding: 1rem;
  margin: 0.5rem 0;
  display: flex;
  justify-content: center;
  overflow-x: auto;
}

/* Empty State & Loading State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  color: var(--bs-secondary-color);
  text-align: center;
}

.empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

/* Utilities */
.cursor-pointer {
  cursor: pointer;
}

.text-mono {
  font-family: var(--app-font-mono);
}

/* Mobile responsive adjustments */
@media (max-width: 767.98px) {
  .app-sidebar {
    display: none;
  }
}

/* draw.io */
.drawio-card { border: 1px solid var(--bs-border-color); border-radius: .5rem; margin: .5rem 0; overflow: hidden; background: #fff; }
.drawio-card-head { display: flex; justify-content: space-between; gap: .5rem; padding: .35rem .6rem; font-size: .85rem;
  background: var(--bs-tertiary-bg); color: var(--bs-body-color); }
.drawio-card-body { padding: .5rem; min-height: 80px; max-height: 480px; overflow: auto; color: #333; }
.drawio-view { max-width: 100%; }
.drawio-file-view { background: #fff; border-radius: .5rem; padding: 1rem; overflow: auto; }