volto-advanced-variations/src/MosaicListing.css

Advanced variations: Volto add-on

/* ============================================================
   Mosaic / Bento Listing Variation  v4
   Flat grid per group — no nested height-propagation issues.
   All gaps: 4px. Dark backgrounds only. Border-radius: 0.
   ============================================================ */

/* ── Outer section ──────────────────────────────────────── */
.mosaic-listing {
  width: 100%;
  margin-bottom: 1em;
}

.mosaic-listing__header {
  margin: 0 0 1.25rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: #1d3a83;
}
.mosaic-listing__header a {
  color: inherit;
  text-decoration: none;
}
.mosaic-listing__header a:hover {
  text-decoration: underline;
}

.mosaic-listing__more-link {
  margin-top: 0.75rem;
  text-align: right;
}

.mosaic-listing__more-link a {
  color: #1d3a83;
  font-weight: 700;
  text-decoration: underline;
}

/* ── Outer bento flex wrapper ───────────────────────────── */
.mosaic-bento,
.mosaic-bento__group,
.mosaic-bento__group-inner,
.mosaic-bento__large,
.mosaic-bento__small-stack,
.mosaic-bento__smalls,
.mosaic-bento__small-item {
  /* Reset all browser list/margin defaults */
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

.mosaic-bento {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* ── Each bento row is a 2-column, 2-row sub-grid ──────── */
/*
   Layout per group:
   Col 1            Col 2
   [  large   ]   [ small-1 ]
   [  large   ]   [ small-2 ]

   (reversed groups swap columns)
*/
.mosaic-bento__group-inner {
  display: grid !important;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  /*height: 460px;*/
  gap: 14px !important;
}

/* Large card spans BOTH rows of column 1 (or col 2 when reversed) */
.mosaic-bento__large {
  display: flex !important;
  grid-row: 1 / 3;
  grid-column: 1;
  overflow: hidden;
}

.mosaic-bento__group--reversed .mosaic-bento__large {
  grid-column: 2;
}

/* Small-card stack lives in column 2 — but we render TWO separate
   grid cells instead of a nested stack, so we use display:contents
   on the stack wrapper and let each small-item sit in its own grid cell */
.mosaic-bento__small-stack {
  display: contents !important;
}

/* .mosaic-bento__smalls is inside display:contents, so skip it */
.mosaic-bento__smalls {
  display: contents !important;
}

/* Each small item is a real grid cell */
.mosaic-bento__small-item {
  display: flex !important;
  grid-column: 2;
  overflow: hidden;
}

.mosaic-bento__group--reversed .mosaic-bento__small-item {
  grid-column: 1;
}

/* ── Card base ──────────────────────────────────────────── */
.mosaic-card {
  display: flex;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.mosaic-bento__large,
.mosaic-bento__small-item {
  border-radius: 14px;
  /*box-shadow: 2px 2px 14px rgba(0, 0, 0, .4);*/
}

/* ── LARGE card: image top (~55%), panel bottom ─────────── */
.mosaic-card--large {
  flex-direction: column;
}

.mosaic-card--large .mosaic-card__image-wrap {
  flex: 0 0 58%;
  overflow: hidden;
  line-height: 0;
}

.mosaic-card--large .mosaic-card__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 0;
  transition: transform 0.4s ease;
}

.mosaic-card--large:hover .mosaic-card__image-wrap img {
  transform: scale(1.04);
}

.mosaic-card--large .mosaic-card__image--placeholder {
  width: 100%;
  height: 100%;
  background: #2a2a2a;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── SMALL card: image left (~42%), panel right ─────────── */
.mosaic-card--small {
  flex-direction: row;
}

.mosaic-card__image-wrap--side {
  flex: 0 0 42%;
  overflow: hidden;
  line-height: 0;
}

.mosaic-card__image-wrap--side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 0;
  transition: transform 0.4s ease;
}

.mosaic-card--small:hover .mosaic-card__image-wrap--side img {
  transform: scale(1.04);
}

.mosaic-card__image--placeholder {
  background: #2a2a2a;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Force border-radius: 0 on every image in the listing */
.mosaic-listing img {
  border-radius: 0 !important;
}

/* ── Text panel ─────────────────────────────────────────── */
.mosaic-card__panel {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 1.5rem 3rem 3rem 3em;
  /* background-color via inline style */
}

.mosaic-card__panel--side {
  padding: 0.875rem 2rem 2rem 2rem;
}

/* ── Title ──────────────────────────────────────────────── */
.mosaic-card__title--small,
.mosaic-card__title {
  margin: 0 0 0.5rem;
  font-weight: 800;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

li .mosaic-card a {
  border-bottom: none;
}

/* ── Date metadata ──────────────────────────────────────── */
.mosaic-card__dates {
  font-size: 0.6875rem;
  color: #fff;
  margin: 0 0 0.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  opacity: 0.85;
}

.mosaic-card__date-label {
  font-weight: 700;
}

/* ── Description — always white ─────────────────────────── */
.mosaic-card__description {
  color: #ffffff !important;
  font-size: 1.1rem;
  line-height: 1.5;
  margin: 0 0 0.75rem;
  flex: 1;
  min-height: 0;
  display: -webkit-box;
  -webkit-line-clamp: 5;
  line-clamp: 5;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.mosaic-card__description--small {
  font-size: 1.1rem;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  margin-bottom: 0.5rem;
}

/* ── Read More button ───────────────────────────────────── */
.mosaic-card__cta {
  margin-top: auto;
  padding-top: 0.625rem;
  flex-shrink: 0;
}

.mosaic-card__btn {
  display: inline-block;
  padding: 0.45rem 1.125rem;
  border: 2px solid var(--btn-border-color, #fff);
  border-radius: 0;
  background: transparent;
  color: var(--btn-color, #fff) !important;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  line-height: 1.4;
  white-space: nowrap;
  transition:
    background-color 0.2s ease,
    color 0.2s ease;
}

.mosaic-card__btn:hover {
  background-color: var(--btn-color, #fff);
  color: var(--card-bg, #1d3a83) !important;
}

.mosaic-card__btn--small {
  padding: 0.35rem 0.75rem;
  font-size: 0.625rem;
}

/* ── Focus indicators (WCAG 2.1 AA) ─────────────────────── */
.mosaic-card__title-link:focus-visible,
.mosaic-card__btn:focus-visible {
  outline: 3px solid #ffb81c;
  outline-offset: 3px;
}

/* ── Responsive: tablet ≤1024px ─────────────────────────── */
@media only screen and (max-width: 1024px) {
  .mosaic-bento__group-inner {
    height: 360px;
  }
}

/* ── Responsive: mobile ≤767px ──────────────────────────── */
@media only screen and (max-width: 767px) {
  /* Switch to single column, auto height */
  .mosaic-bento__group-inner {
    display: flex !important;
    flex-direction: column;
    height: auto;
    gap: 4px !important;
  }

  /* Undo grid placement on mobile */
  .mosaic-bento__large,
  .mosaic-bento__small-stack,
  .mosaic-bento__small-item {
    grid-column: unset !important;
    grid-row: unset !important;
  }

  .mosaic-bento__small-stack {
    display: flex !important;
    flex-direction: column;
    gap: 4px;
  }

  .mosaic-bento__smalls {
    display: flex !important;
    flex-direction: column;
    gap: 4px;
  }

  .mosaic-bento__small-item {
    display: flex !important;
  }

  /* Large card: image fixed height on mobile */
  .mosaic-card--large {
    min-height: 380px;
  }

  .mosaic-card--large .mosaic-card__image-wrap {
    flex: none;
    height: 200px;
  }

  /* Small card: top-image layout on mobile */
  .mosaic-card--small {
    flex-direction: column;
    min-height: 220px;
  }

  .mosaic-card__image-wrap--side {
    flex: none;
    height: 140px;
  }
}

/* ── Reduced motion ─────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .mosaic-card--large .mosaic-card__image-wrap img,
  .mosaic-card__image-wrap--side img {
    transition: none;
  }
}

/* ── Windows High Contrast ──────────────────────────────── */
@media (forced-colors: active) {
  .mosaic-card__panel {
    border: 1px solid ButtonText;
  }

  .mosaic-card__btn {
    border: 2px solid ButtonText;
    color: ButtonText !important;
    background: ButtonFace !important;
  }

  .mosaic-card__title-link:focus-visible,
  .mosaic-card__btn:focus-visible {
    outline: 3px solid Highlight;
  }
}