.popular-sidebar {
  width: 100%;
background: var(--bg-surface);
border: 0.0625rem solid var(--border);
border-radius: var(--radius-lg);
padding: 1rem;
margin-left: 0.625rem;
margin-bottom: 0.5rem;
}
.popular-header {
display: flex;
align-items: center;
gap: 0.75rem;
margin-bottom: 0.875rem;
}
.popular-label {
font-family: var(--font-mono);
font-size: 0.65rem;
letter-spacing: 0.12em;
text-transform: uppercase;
color: var(--accent);
white-space: nowrap;
flex-shrink: 0;
}
.popular-rule {
flex: 1;
height: 0.0625rem;
background: var(--border);
}
.popular-list {
list-style: none;
padding: 0;
margin: 0;
display: flex;
flex-direction: column;
gap: 0.25rem;
}
.popular-item {
border-radius: var(--radius);
transition: background var(--t-fast);
}
.popular-item:hover {
background: var(--bg-raised);
}
.popular-link {
display: flex;
align-items: center;
gap: 0.75rem;
padding: 0.5rem;
color: inherit;
text-decoration: none;
}
.popular-thumb {
width: 3.75rem;
height: 3.75rem;
border-radius: var(--radius);
overflow: hidden;
flex-shrink: 0;
border: 0.0625rem solid var(--border);
background: var(--bg-raised);
transition: border-color var(--t-fast);
}
.popular-item:hover .popular-thumb {
border-color: var(--accent-dim);
}
.popular-thumb img {
width: 100%;
height: 100%;
object-fit: cover;
display: block;
transition: transform 0.4s ease, filter 0.3s ease;
filter: brightness(0.85) saturate(0.9);
}
.popular-item:hover .popular-thumb img {
transform: scale(1.08);
filter: brightness(0.7) saturate(1.1);
}
.popular-info {
flex: 1;
min-width: 0;
}
.popular-title {
font-family: var(--font-display);
font-size: 0.8375rem;
font-weight: 600;
line-height: 1.3;
letter-spacing: -0.01em;
color: var(--text-primary);
margin: 0 0 0.25rem;
transition: color var(--t-fast);
}
.popular-item:hover .popular-title {
color: var(--accent);
}
.popular-meta {
font-family: var(--font-mono);
font-size: 0.65rem;
letter-spacing: 0.04em;
color: var(--text-muted);
margin: 0;
}
@media (max-width: 75rem) {
.popular-thumb{
display: none;
  }
}