VectorMind / frontend /src /components /MessageBubble.css
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feat: streaming responses, canvas UI, audio upload, file management, clear data
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/* =============================================
Canvas-style message layout (ChatGPT / Gemini)
============================================= */
/* --- Row container --- */
.message-row {
animation: fadeInUp var(--transition-slow) ease;
padding: var(--space-2) 0;
}
.message-row+.message-row {
border-top: 1px solid var(--border-subtle);
}
/* Alternating background for assistant rows */
.message-row.assistant {
background: var(--bg-secondary);
border-radius: var(--radius-lg);
padding: var(--space-4) var(--space-3);
}
.message-row.user {
padding: var(--space-4) var(--space-3);
}
.message-row.error {
padding: var(--space-4) var(--space-3);
}
/* --- Inner layout: icon + body --- */
.message-inner {
display: flex;
gap: var(--space-4);
align-items: flex-start;
max-width: 100%;
}
/* --- Role Icon --- */
.role-icon-wrapper {
flex-shrink: 0;
padding-top: 2px;
}
.role-icon {
width: 30px;
height: 30px;
display: flex;
align-items: center;
justify-content: center;
border-radius: var(--radius-md);
}
.role-icon.assistant-icon {
background: var(--accent-gradient);
color: white;
}
.role-icon.user-icon {
background: var(--bg-elevated);
border: 1px solid var(--border-medium);
color: var(--text-secondary);
}
.role-icon.error-icon {
background: var(--error-bg);
border: 1px solid rgba(239, 68, 68, 0.2);
color: var(--error);
}
/* --- Message Body --- */
.message-body {
flex: 1;
min-width: 0;
display: flex;
flex-direction: column;
gap: var(--space-4);
}
/* --- Text / Markdown --- */
.message-text {
font-size: var(--text-base);
line-height: 1.75;
color: var(--text-primary);
word-break: break-word;
}
/* Markdown typography inside assistant messages */
.message-row.assistant .message-text p {
margin-bottom: 0.75em;
}
.message-row.assistant .message-text p:last-child {
margin-bottom: 0;
}
.message-row.assistant .message-text strong {
color: var(--text-primary);
font-weight: 600;
}
.message-row.assistant .message-text em {
color: var(--text-secondary);
font-style: italic;
}
.message-row.assistant .message-text h1,
.message-row.assistant .message-text h2,
.message-row.assistant .message-text h3,
.message-row.assistant .message-text h4 {
font-weight: 600;
color: var(--text-primary);
margin-top: 1.25em;
margin-bottom: 0.5em;
}
.message-row.assistant .message-text h1 {
font-size: 1.4em;
}
.message-row.assistant .message-text h2 {
font-size: 1.25em;
}
.message-row.assistant .message-text h3 {
font-size: 1.1em;
}
.message-row.assistant .message-text ul,
.message-row.assistant .message-text ol {
padding-left: 1.5em;
margin-bottom: 0.75em;
}
.message-row.assistant .message-text li {
margin-bottom: 0.35em;
}
.message-row.assistant .message-text li::marker {
color: var(--accent-secondary);
}
.message-row.assistant .message-text code {
font-family: var(--font-mono);
font-size: 0.875em;
background: var(--bg-elevated);
padding: 0.15em 0.4em;
border-radius: var(--radius-sm);
color: var(--accent-tertiary);
}
.message-row.assistant .message-text pre {
background: var(--bg-primary);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-md);
padding: var(--space-4);
overflow-x: auto;
margin-bottom: 0.75em;
}
.message-row.assistant .message-text pre code {
background: transparent;
padding: 0;
color: var(--text-primary);
}
.message-row.assistant .message-text blockquote {
border-left: 3px solid var(--accent-primary);
padding-left: var(--space-4);
color: var(--text-secondary);
margin-bottom: 0.75em;
}
.message-row.assistant .message-text a {
color: var(--accent-secondary);
text-decoration: underline;
text-underline-offset: 2px;
}
.message-row.assistant .message-text a:hover {
color: var(--accent-tertiary);
}
/* User message style — slightly dimmer */
.message-row.user .message-text {
color: var(--text-primary);
}
/* Error message style */
.message-row.error .message-text {
color: var(--error);
}
/* --- Images --- */
.message-images {
display: flex;
flex-wrap: wrap;
gap: var(--space-2);
}
.image-thumb {
position: relative;
width: 100px;
height: 100px;
border-radius: var(--radius-md);
overflow: hidden;
border: 1px solid var(--border-subtle);
cursor: pointer;
background: var(--bg-tertiary);
padding: 0;
transition: all var(--transition-base);
}
.image-thumb:hover {
border-color: var(--accent-primary);
transform: scale(1.05);
}
.image-thumb img {
width: 100%;
height: 100%;
object-fit: cover;
}
.image-page {
position: absolute;
bottom: var(--space-1);
right: var(--space-1);
padding: var(--space-1) var(--space-2);
background: rgba(0, 0, 0, 0.7);
border-radius: var(--radius-sm);
font-size: var(--text-xs);
color: white;
}
/* --- Sources --- */
.message-sources {
margin-top: var(--space-1);
}
.sources-toggle {
display: flex;
align-items: center;
gap: var(--space-2);
padding: var(--space-2) var(--space-3);
background: var(--bg-glass);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-md);
color: var(--text-secondary);
font-size: var(--text-sm);
cursor: pointer;
transition: all var(--transition-base);
}
.sources-toggle:hover {
background: var(--bg-glass-hover);
color: var(--text-primary);
}
.sources-toggle .chevron {
transition: transform var(--transition-base);
}
.sources-toggle .chevron.open {
transform: rotate(180deg);
}
.sources-list {
margin-top: var(--space-2);
display: flex;
flex-direction: column;
gap: var(--space-2);
animation: fadeIn var(--transition-base) ease;
}
.source-item {
padding: var(--space-3);
background: var(--bg-tertiary);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-md);
}
.source-header {
display: flex;
align-items: center;
gap: var(--space-2);
margin-bottom: var(--space-2);
}
.source-num {
width: 20px;
height: 20px;
display: flex;
align-items: center;
justify-content: center;
background: var(--accent-primary);
color: white;
border-radius: var(--radius-full);
font-size: var(--text-xs);
font-weight: 600;
}
.source-file {
font-size: var(--text-sm);
font-weight: 500;
color: var(--text-primary);
flex: 1;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
.source-score {
font-size: var(--text-xs);
color: var(--success);
padding: var(--space-1) var(--space-2);
background: var(--success-bg);
border-radius: var(--radius-full);
}
.source-content {
font-size: var(--text-sm);
color: var(--text-secondary);
line-height: 1.6;
display: -webkit-box;
-webkit-line-clamp: 3;
-webkit-box-orient: vertical;
overflow: hidden;
}
/* --- Image Modal --- */
.image-modal {
position: fixed;
inset: 0;
background: rgba(0, 0, 0, 0.9);
display: flex;
align-items: center;
justify-content: center;
z-index: 1000;
animation: fadeIn var(--transition-fast) ease;
}
.image-modal-content {
position: relative;
max-width: 90vw;
max-height: 90vh;
animation: fadeInUp var(--transition-base) ease;
}
.modal-close {
position: absolute;
top: calc(-1 * var(--space-10));
right: 0;
color: white;
}
.image-modal-content img {
max-width: 100%;
max-height: 80vh;
border-radius: var(--radius-lg);
box-shadow: var(--shadow-xl);
}
.image-caption {
text-align: center;
color: var(--text-secondary);
margin-top: var(--space-3);
font-size: var(--text-sm);
}
/* --- Responsive --- */
@media (max-width: 768px) {
.message-inner {
gap: var(--space-3);
}
.image-thumb {
width: 80px;
height: 80px;
}
}