/* The official Tracer app mark; Echo keeps its separate model identity. */
.tracer-brand-mark{display:inline-block;object-fit:contain;width:28px;height:28px;flex:0 0 auto;vertical-align:middle;border-radius:5px}
.tracer-brand-mark-xs{width:20px;height:20px;margin-inline-end:4px;border-radius:4px}
.tracer-brand-mark-sm{width:28px;height:28px}
.tracer-brand-mark-hero{width:88px;height:88px;border-radius:12px}
.tracer-brand-mark-chat-start{width:64px;height:64px;border-radius:10px}
.symphony-mark .tracer-brand-mark{position:relative;z-index:1;width:128px;height:128px;border-radius:14px}
.message.assistant .message-avatar{background:#fff;color:#11110f}
.message-avatar .sbrain-model-icon{width:20px;height:20px;flex:0 0 20px;object-fit:contain}
.message-avatar .model-logo-monogram{display:inline-flex;align-items:center;justify-content:center;font-size:10px}
.thinking-model-icon>.sbrain-model-icon{width:20px;height:20px;flex:0 0 20px}
@media(max-width:720px){.tracer-brand-mark-hero{width:64px;height:64px}.tracer-brand-mark-chat-start{width:56px;height:56px}.symphony-mark .tracer-brand-mark{width:96px;height:96px}}