/* ============================================
   Page: Works Index
   ============================================ */

.works-index {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

/* --- Hero --- */

.works-index__hero {
  padding-inline: var(--edge-margin);
  margin-bottom: var(--space-xl);
}

.works-index__title {
  font-family: var(--font-display-current);
  font-size: var(--text-display);
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: var(--space-xs);
  color: var(--surface-text);
}

.works-index__intro {
  font-family: var(--font-body);
  font-size: var(--text-h3);
  line-height: 1.5;
  color: var(--surface-text);
  opacity: 0.7;
  max-width: 800px;
}

/* --- Toolbar (Filters + View Switch) --- */

.works-index__toolbar {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-inline: var(--edge-margin);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Filters */

.works-index__filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.works-index__filter {
  /* button reset */
  background: none;
  appearance: none;
  margin: 0;
  /* styles */
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--surface-text);
  opacity: 0.55;
  cursor: pointer;
  /* pill shape + glass */
  background: color-mix(in srgb, var(--surface-text) 5%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 5px 14px;
  transition: opacity 0.3s ease, color 0.3s ease, border-color 0.3s ease, background 0.3s ease, transform 0.3s ease;
}

.works-index__filter.is-active {
  opacity: 1;
  color: var(--surface-text);
  background: color-mix(in srgb, var(--surface-text) 12%, transparent);
  border-color: transparent;
  font-weight: 600;
}

/* Siblings-fade hover on filters */
.works-index__filters:hover .works-index__filter {
  opacity: 0.35;
}

.works-index__filters:hover .works-index__filter:hover {
  opacity: 1;
  color: var(--surface-text);
  border-color: color-mix(in srgb, var(--surface-text) 15%, transparent);
  background: color-mix(in srgb, var(--surface-text) 8%, transparent);
}

.works-index__filters:hover .works-index__filter.is-active {
  opacity: 1;
  background: color-mix(in srgb, var(--surface-text) 12%, transparent);
}

/* View switch */

.works-index__view-switch {
  display: flex;
  gap: var(--space-xs);
}

.works-index__view-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  color: var(--surface-text);
  opacity: 0.3;
  transition: opacity 0.3s ease, color 0.3s ease;
}

.works-index__view-btn:hover {
  opacity: 0.7;
}

.works-index__view-btn.is-active {
  opacity: 1;
  color: var(--accent-current);
}

.works-index__view-btn svg {
  width: 20px;
  height: 20px;
  display: block;
}

/* --- Grid / List container --- */

.works-index__grid {
  padding-inline: var(--edge-margin);
  width: 100%;
}

/* Hidden items (filtered out) */
.works-index__grid.is-grid .works-index__card.is-hidden,
.works-index__grid.is-list .works-index__card.is-hidden {
  display: none;
}

/* === GRID MODE === */

.works-index__grid.is-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.works-index__grid.is-grid .works-index__card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--surface-text);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: none;
  background: transparent;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.4s ease;
}

.works-index__grid.is-grid .works-index__card:hover {
  transform: translateY(-4px);
  background: color-mix(in srgb, var(--surface-text) 4%, transparent);
}

.works-index__grid.is-grid .works-index__thumb {
  width: 100%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  position: relative;
  /* Restore brand color potency: 90% opacity default and no blur for GPU */
  background: color-mix(in srgb, var(--card-brand, rgba(255, 255, 255, 0.06)) 90%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-card);
  transition: background 0.4s ease;
}

.works-index__grid.is-grid .works-index__card:hover .works-index__thumb {
  /* 100% brand color on hover */
  background: var(--card-brand, rgba(255, 255, 255, 0.1));
}

.works-index__thumb-logo {
  max-width: 55%;
  max-height: 40%;
  object-fit: contain;
  opacity: 0.9;
  transform: scale(1);
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.works-index__grid.is-grid .works-index__card:hover .works-index__thumb-logo {
  transform: scale(1.04);
  opacity: 1;
}

/* C: Role overlay — Centered glass pill without dark background shadows */
.works-index__card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: var(--space-sm);
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.works-index__grid.is-grid .works-index__card:hover .works-index__card-overlay {
  transform: translateY(0);
  opacity: 1;
}

.works-index__card-overlay-role {
  font-family: var(--font-ui);
  font-size: var(--text-xxs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  background: color-mix(in srgb, var(--surface-text) 18%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 6px 14px;
  border-radius: 999px;
  white-space: nowrap;
}

/* Light variant for cards with very light brand backgrounds (e.g. Periocare) */
.works-index__card.is-light .works-index__card-overlay-role {
  background: color-mix(in srgb, #000 15%, rgba(0, 0, 0, 0.1));
  color: rgba(0, 0, 0, 0.7);
}

.works-index__grid.is-grid .works-index__meta {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 8px;
  padding: 14px var(--space-xs) var(--space-xs);
  align-items: center;
}

.works-index__grid.is-grid .works-index__card-title {
  font-family: var(--font-display-current);
  font-size: var(--text-h2);
  font-weight: 400;
  line-height: 1.2;
  grid-column: 1 / -1;
}

.works-index__grid.is-grid .works-index__card-category {
  font-family: var(--font-ui);
  font-size: var(--text-small);
  opacity: 0.45;
}

.works-index__grid.is-grid .works-index__card-year {
  font-family: var(--font-ui);
  font-size: var(--text-xxs);
  color: var(--surface-text);
  background: color-mix(in srgb, var(--surface-text) 5%, transparent);
  padding: 3px 10px;
  border-radius: 999px;
  opacity: 0.5;
  transition: opacity 0.3s ease, background 0.3s ease;
}

.works-index__grid.is-grid .works-index__card:hover .works-index__card-year {
  opacity: 0.8;
  background: color-mix(in srgb, var(--surface-text) 8%, transparent);
}

/* === LIST MODE === */

.works-index__grid.is-list {
  display: flex;
  flex-direction: column;
}

.works-index__grid.is-list .works-index__card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding-block: var(--space-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-decoration: none;
  color: var(--surface-text);
  position: relative;
}

.works-index__grid.is-list .works-index__card:hover {
  border-bottom-color: var(--accent-current);
}

.works-index__grid.is-list .works-index__thumb {
  display: none;
}

.works-index__grid.is-list .works-index__meta {
  display: contents;
}

.works-index__grid.is-list .works-index__card-title {
  font-family: var(--font-display-current);
  font-size: var(--text-h2);
  font-weight: 400;
  transition: color 0.3s ease, padding-left 0.3s ease;
}

.works-index__grid.is-list .works-index__card:hover .works-index__card-title {
  color: var(--accent-current);
  padding-left: var(--space-xs);
}

.works-index__grid.is-list .works-index__card-category {
  display: none;
}

.works-index__grid.is-list .works-index__card-year {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--text-small);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: var(--space-xs) var(--space-sm);
  border-radius: 999px;
  opacity: 0.6;
}

/* --- Responsive --- */

@media (min-width: 768px) {
  .works-index__toolbar {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .works-index__grid.is-grid {
    grid-template-columns: repeat(2, 1fr);
    column-gap: var(--space-sm);
    row-gap: var(--space-lg);
  }
}

@media (min-width: 1024px) {
  .works-index__grid.is-grid {
    grid-template-columns: repeat(3, 1fr);
    column-gap: var(--space-sm);
    row-gap: var(--space-md);
  }
}