v1.2.1 - Fix session data loss on switch, add terminal panel for coding/agentic modes

www/css/styles.css

@@ -693,6 +693,155 @@ a:hover { text-decoration: underline; }
     font-size: 12px;
 }
 
+.terminal-panel {
+    display: none;
+    flex-direction: column;
+    background: var(--bg-code);
+    border-top: 1px solid var(--border);
+    max-height: 0;
+    overflow: hidden;
+    transition: max-height 0.3s ease;
+    flex-shrink: 0;
+}
+.terminal-panel.open {
+    max-height: 45vh;
+}
+.terminal-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    padding: 8px 12px;
+    background: var(--bg-tertiary);
+    border-bottom: 1px solid var(--border);
+    flex-shrink: 0;
+}
+.terminal-title {
+    font-size: 12px;
+    font-weight: 700;
+    color: var(--success);
+    text-transform: uppercase;
+    letter-spacing: 1px;
+    font-family: 'Fira Code', 'JetBrains Mono', monospace;
+}
+.terminal-info {
+    font-size: 11px;
+    color: var(--text-muted);
+    font-family: monospace;
+}
+.terminal-body {
+    overflow-y: auto;
+    padding: 8px;
+    font-family: 'Fira Code', 'JetBrains Mono', 'Cascadia Code', monospace;
+    font-size: 12px;
+    line-height: 1.5;
+    flex: 1;
+    min-height: 60px;
+    max-height: calc(45vh - 40px);
+}
+.term-empty {
+    color: var(--text-muted);
+    text-align: center;
+    padding: 20px;
+    font-size: 12px;
+}
+.term-entry {
+    margin-bottom: 8px;
+    border-radius: 6px;
+    overflow: hidden;
+    border: 1px solid var(--border);
+}
+.term-tool {
+    background: var(--bg-secondary);
+}
+.term-tool-header {
+    padding: 6px 10px;
+    font-size: 11px;
+    font-weight: 700;
+    font-family: monospace;
+    background: var(--bg-tertiary);
+}
+.term-action {
+    font-weight: 800;
+    letter-spacing: 0.5px;
+}
+.term-target {
+    color: var(--text-secondary);
+    font-weight: 400;
+    margin-left: 4px;
+    word-break: break-all;
+}
+.term-code-block {
+    background: var(--bg-secondary);
+}
+.term-file-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    padding: 5px 10px;
+    background: var(--bg-tertiary);
+    border-bottom: 1px solid var(--border);
+}
+.term-lang {
+    font-size: 11px;
+    color: var(--accent);
+    font-weight: 600;
+}
+.term-copy-btn {
+    background: var(--accent-dim);
+    border: none;
+    color: var(--accent);
+    padding: 2px 8px;
+    border-radius: 3px;
+    font-size: 10px;
+    cursor: pointer;
+    font-family: inherit;
+}
+.term-copy-btn:hover { background: var(--accent); color: white; }
+.term-code {
+    padding: 8px 10px;
+    margin: 0;
+    font-size: 11px;
+    line-height: 1.4;
+    color: var(--text-primary);
+    white-space: pre-wrap;
+    word-break: break-all;
+    overflow-x: auto;
+    max-height: 200px;
+    overflow-y: auto;
+    background: transparent;
+}
+
+.terminal-toggle-btn {
+    display: none;
+    align-items: center;
+    justify-content: center;
+    gap: 6px;
+    width: 100%;
+    padding: 8px;
+    background: var(--bg-tertiary);
+    border: none;
+    border-top: 1px solid var(--border);
+    color: var(--text-secondary);
+    font-size: 12px;
+    font-weight: 600;
+    cursor: pointer;
+    transition: all var(--transition);
+    flex-shrink: 0;
+}
+.terminal-toggle-btn:hover {
+    background: var(--accent-dim);
+    color: var(--accent);
+}
+.terminal-icon {
+    font-size: 10px;
+}
+.terminal-label {
+    font-family: 'Fira Code', monospace;
+    text-transform: uppercase;
+    letter-spacing: 0.5px;
+    font-size: 11px;
+}
+
 /* Responsive */
 @media (max-width: 480px) {
     .message { max-width: 92%; }