/* =========================================================
   PROJECTS PAGE ONLY
   Project cards, filters, and technology/domain chips.
   ========================================================= */

.projects {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.project-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--soft);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 18px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(31,35,45,0.12), 0 4px 10px rgba(31,35,45,0.08);
  border-color: color-mix(in oklab, var(--brand) 35%, var(--soft));
}

.project-card img {
  width: 220px;
  height: 180px;
  object-fit: cover;
  border-radius: 12px;
  display: block;
  border: 1px solid var(--soft);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.18);
  transition: transform .3s ease;
}

.project-card:hover img {
  transform: scale(1.02);
}

.project-title {
  margin: 0 0 8px;
  color: var(--brand);
  font-size: 18px;
}

.project-desc {
  margin: 0;
  color: var(--text);
  text-align: justify;
}

.project-date {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--soft);
  background: var(--soft);
  color: var(--text);
  cursor: pointer;
  transition: 0.15s ease;
}

.chip i {
  font-size: 12px;
  opacity: .8;
}

.chip.active-filter {
  border-width: 2px;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 50%, transparent);
}

.chip:hover {
  transform: scale(1.05);
  border-color: var(--accent);
}

.chip-tech {
  background: color-mix(in oklab, var(--brand) 12%, white 88%);
  border-color: color-mix(in oklab, var(--brand) 25%, white 75%);
}

.chip-domain {
  background: color-mix(in oklab, var(--soft) 90%, white 10%);
}

.chip-impact {
  background: color-mix(in oklab, #22c55e 18%, white 82%);
  border-color: color-mix(in oklab, #22c55e 35%, white 65%);
}

.active-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 18px;
  align-items: center;
  min-height: 32px;
}

.active-chips-label {
  font-size: 13px;
  font-weight: 600;
  opacity: 0.8;
  margin-right: 8px;
}

body.dark-mode .chip {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.18);
  color: var(--text);
}

body.dark-mode .chip:hover {
  border-color: color-mix(in oklab, var(--brand) 45%, transparent);
}

body.dark-mode .chip i {
  opacity: 1;
}

body.dark-mode .chip-tech {
  background: color-mix(in oklab, var(--brand) 26%, transparent 74%);
  border-color: color-mix(in oklab, var(--brand) 55%, transparent 45%);
  color: #e9efff;
}

body.dark-mode .chip-domain {
  background: color-mix(in oklab, #f59e0b 22%, transparent 78%);
  border-color: color-mix(in oklab, #f59e0b 48%, transparent 52%);
  color: #ffe8c2;
}

body.dark-mode .chip-impact {
  background: color-mix(in oklab, #22c55e 22%, transparent 78%);
  border-color: color-mix(in oklab, #22c55e 52%, transparent 48%);
  color: #e9ffef;
}

.chip:focus {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--brand) 35%, transparent);
}

@media (max-width: 800px) {
  .project-card {
    grid-template-columns: 1fr;
  }

  .project-card img {
    width: 100%;
    height: auto;
  }
}