/* projects.css — Projects section */

/* ─── Section intro ──────────────────────────────── */

.projects-intro {
  font-size: var(--text-base);
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  max-width: none;
  margin-bottom: var(--s-10);
}

/* ─── Two-column grid ────────────────────────────── */

.projects-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0 var(--s-16);
  align-items: start;
}

/* ─── Project list (left column) ─────────────────── */

.projects-list {
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--color-border);
  position: sticky;
  top: var(--s-16);
}

.project-item {
  display: block;
  text-align: left;
  padding: var(--s-3) var(--s-5);
  font-size: var(--text-sm);
  font-weight: var(--font-regular);
  color: var(--color-text-muted);
  letter-spacing: 0.01em;
  border-left: 2px solid transparent;
  margin-left: -1px;
  transition: color var(--ease-ui), border-color var(--ease-ui);
  cursor: pointer;
  user-select: none;
}

.project-item:hover {
  color: var(--color-text-secondary);
}

.project-item[aria-pressed="true"] {
  color: var(--color-text-primary);
  font-weight: var(--font-medium);
  border-left-color: var(--color-accent);
}

/* ─── Project detail (right column) ──────────────── */

.projects-detail {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
  transition: opacity var(--ease-content);
}

.projects-detail.is-switching {
  opacity: 0;
}

.project-title {
  font-size: var(--text-xl);
  font-weight: var(--font-medium);
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--color-text-primary);
}

.project-description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.75;
  max-width: 58ch;
}

/* ─── Canvas area ────────────────────────────────── */

.project-canvas-wrap {
  width: 100%;
  aspect-ratio: 16 / 7;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: var(--s-3);
}

#project-canvas {
  width: 100%;
  height: 100%;
}

/* ─── Responsive ─────────────────────────────────── */

@media (max-width: 768px) {
  .projects-layout {
    grid-template-columns: 1fr;
    gap: var(--s-8) 0;
  }

  .projects-list {
    flex-direction: row;
    overflow-x: auto;
    border-left: none;
    border-bottom: 1px solid var(--color-border);
    position: static;
    /* hide scrollbar but keep functionality */
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .projects-list::-webkit-scrollbar {
    display: none;
  }

  .project-item {
    border-left: none;
    border-bottom: 2px solid transparent;
    margin-left: 0;
    margin-bottom: -1px;
    padding: var(--s-3) var(--s-4);
    white-space: nowrap;
  }

  .project-item[aria-pressed="true"] {
    border-left-color: transparent;
    border-bottom-color: var(--color-accent);
  }
}