/* ── Projects page ── */

.page-header {
  max-width: 720px;
  margin-bottom: 28px;
}
.page-header h1 {
  margin-top: 14px;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.7px;
  line-height: 1.15;
}
.page-header p {
  margin-top: 10px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── Toolbar: search + filter chips ── */
.toolbar {
  display: grid;
  gap: 12px;
  margin-bottom: 20px;
}
.search-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 560px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 10px 16px;
  color: var(--text-tertiary);
  transition:
    border-color 0.15s,
    box-shadow 0.15s;
}
.search-bar:focus-within {
  border-color: var(--accent);
  color: var(--accent-text);
  box-shadow: 0 0 0 3px var(--accent-ring);
}
.search-bar input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: none;
  font-size: 14px;
  color: var(--text-primary);
}
.search-bar input::placeholder {
  color: var(--text-tertiary);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px 12px;
  cursor: pointer;
  transition:
    background 0.15s,
    color 0.15s,
    border-color 0.15s;
}
.filter-chip:hover {
  border-color: var(--accent);
  color: var(--accent-text);
}
.filter-chip[aria-pressed='true'] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.filter-count {
  font-size: 11px;
  font-weight: 600;
}
.result-count {
  font-size: 13px;
  color: var(--text-tertiary);
}

/* ── Grid ── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  align-items: stretch;
}
.project-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  scroll-margin-top: calc(var(--header-h) + 16px);
  transition:
    border-color 0.15s,
    box-shadow 0.15s;
}
.project-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}
.project-card[hidden] {
  display: none;
}
/* An expanded card takes the full row so the architecture has room. */
.project-card.is-expanded {
  grid-column: 1 / -1;
}
.project-card.is-expanded .project-media {
  max-height: 420px;
}

.project-media {
  aspect-ratio: 16 / 9;
  background: var(--surface-sunken);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  display: grid;
  place-items: center;
}
.project-media img,
.project-media video,
.project-media iframe {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border: 0;
}
.project-media--icon {
  aspect-ratio: auto;
  height: 96px;
  color: var(--accent-text);
  background: radial-gradient(circle at 20% 20%, var(--accent-soft), transparent 60%), var(--surface-sunken);
}

.project-main {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.project-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.project-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.2px;
}
.project-status {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
}
.status-live {
  background: var(--accent-soft);
  color: var(--accent-text);
}
.status-progress {
  background: var(--warn-soft);
  color: var(--warn-text);
}
.status-planned {
  background: var(--surface-sunken);
  color: var(--text-secondary);
}

.project-value {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.is-expanded .project-value {
  -webkit-line-clamp: unset;
  display: block;
}
.is-expanded .project-tags-preview {
  display: none;
}

.project-toggle {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-text);
  background: none;
  border: none;
  padding: 4px 0;
  cursor: pointer;
}
.project-toggle:hover {
  text-decoration: underline;
}
.project-toggle .chevron {
  transition: transform 0.2s;
}
.project-toggle[aria-expanded='true'] .chevron {
  transform: rotate(180deg);
}

.project-details[hidden] {
  display: none;
}
.project-details {
  border-top: 1px solid var(--border);
  padding-top: 6px;
}
.project-section {
  margin-top: 14px;
}
.project-section-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}

/* Architecture as a flow of steps */
.flow {
  display: grid;
  gap: 10px;
  background: var(--surface-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
}
.flow-row {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 0;
}
.flow-step {
  display: inline-flex;
  align-items: center;
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--text-primary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 5px 9px;
}
.flow-step + .flow-step {
  margin-left: 24px;
  position: relative;
}
.flow-step + .flow-step::before {
  content: '→';
  position: absolute;
  left: -18px;
  color: var(--accent-text);
  font-weight: 600;
}

.decisions {
  list-style: none;
  display: grid;
  gap: 8px;
}
.decisions li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.55;
}
.decision-icon {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--accent-text);
}

.project-links {
  margin-top: auto;
  padding-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--surface-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px 12px;
  text-decoration: none;
  transition:
    background 0.15s,
    color 0.15s,
    border-color 0.15s;
}
.project-link:hover {
  border-color: var(--accent);
  color: var(--accent-text);
}
.project-link--accent {
  background: var(--accent-soft);
  color: var(--accent-text);
  border-color: transparent;
}
.project-link--icon {
  padding: 6px 9px;
  margin-left: auto;
}
.project-link.is-disabled {
  opacity: 0.6;
  pointer-events: none;
}

.no-results {
  text-align: center;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 40px 0;
}

@media (max-width: 720px) {
  .page-header h1 {
    font-size: 26px;
  }
  .project-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    margin: 0 -16px;
    padding: 0 16px 4px;
    scrollbar-width: none;
  }
  .filter-chip {
    flex-shrink: 0;
  }
  .project-main {
    padding: 16px;
  }
}