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Control-Center/frontend/src/app/pages/hub/hub-page.component.scss
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CUB-27: Responsive layout and adaptive navigation
2026-04-29 10:22:18 -04:00

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// ============================================================================
// Hub Page — Responsive AgentCard Grid with Filter Chips
// Per CUB-27 spec breakpoints:
// Compact (0599px): Single-column cards, horizontal-scroll filter chips
// Medium (6001023px): 2-column grid
// Expanded (≥1024px): 3+ column auto-fill grid
// ============================================================================
.hub-page {
display: flex;
flex-direction: column;
gap: 16px;
min-height: 400px;
overflow-x: hidden;
}
.hub-page__title {
grid-column: 1 / -1;
font-size: 24px;
font-weight: 600;
color: var(--cc-on-surface);
margin: 0 0 8px;
}
// ---------------------------------------------------------------------------
// Filter Chip Group
// ---------------------------------------------------------------------------
.hub-page__filters {
display: flex;
gap: 8px;
padding: 4px 0;
overflow-x: auto;
-webkit-overflow-scrolling: touch;
scrollbar-width: none; // Firefox
&::-webkit-scrollbar {
display: none; // Chrome/Safari
}
}
.hub-page__filter-chip {
display: inline-flex;
align-items: center;
justify-content: center;
min-height: 36px;
min-width: 48px; // Touch target
padding: 6px 16px;
border: 1px solid var(--cc-outline);
border-radius: 20px;
background-color: transparent;
color: var(--cc-on-surface-variant);
font-size: 13px;
font-weight: 500;
letter-spacing: 0.02em;
cursor: pointer;
white-space: nowrap;
transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
flex-shrink: 0; // Prevent shrinking in scroll container
&:hover {
background-color: rgba(255, 255, 255, 0.06);
color: var(--cc-on-surface);
}
&:focus-visible {
outline: 2px solid var(--status-active);
outline-offset: 2px;
}
&--active {
background-color: var(--status-active-bg);
color: var(--status-active);
border-color: var(--status-active);
}
}
// ---------------------------------------------------------------------------
// Agent Card Grid
// ---------------------------------------------------------------------------
.hub-page__grid {
display: grid;
grid-template-columns: 1fr;
gap: var(--cc-card-gap);
}
// ---------------------------------------------------------------------------
// Empty State
// ---------------------------------------------------------------------------
.hub-page__placeholder,
.hub-page__empty {
display: flex;
align-items: center;
justify-content: center;
padding: 48px 24px;
color: var(--cc-on-surface-variant);
font-size: 16px;
text-align: center;
}
// ---------------------------------------------------------------------------
// Compact (0599px): Single-column cards
// ---------------------------------------------------------------------------
@media (max-width: 599px) {
.hub-page {
padding: 0;
}
.hub-page__grid {
grid-template-columns: 1fr;
gap: 12px;
}
.hub-page__filters {
padding: 4px 0 8px;
// Ensure horizontal scroll on mobile
margin: 0 -8px;
padding-left: 8px;
padding-right: 8px;
}
}
// ---------------------------------------------------------------------------
// Medium (6001023px): 2-column grid
// ---------------------------------------------------------------------------
@media (min-width: 600px) and (max-width: 1023px) {
.hub-page__grid {
grid-template-columns: repeat(2, 1fr);
gap: var(--cc-card-gap);
}
}
// ---------------------------------------------------------------------------
// Expanded (≥1024px): 3+ column auto-fill grid
// ---------------------------------------------------------------------------
@media (min-width: 1024px) {
.hub-page__grid {
grid-template-columns: repeat(auto-fill, minmax(var(--cc-card-min-width), 1fr));
gap: var(--cc-card-gap);
}
}