.project-layout {
  display: grid;
  grid-template-columns: 1fr min(320px, 30%);
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

.project-header {
  grid-column: 1 / -1;
}

.project-summary {
  font-size: 1.125rem;
  color: #444;
}

.project-meta {
  display: flex;
  gap: 1.5rem;
  margin: 0.5rem 0 0;
}

.project-meta dt {
  font-weight: 600;
  margin: 0;
}

.project-meta dd {
  margin: 0;
}

.project-body {
  grid-column: 1 / -1;
}

.project-body .col-right {
  float: right;
  width: min(320px, 30%);
  margin: 0 0 1rem 1.5rem;
  padding: 1rem;
  background: #f5f5f0;
  border-radius: 4px;
}

.sec {
  margin: 2rem 0;
}

.sec__title {
  margin-bottom: 0.75rem;
}

.fig--wide img {
  max-width: 100%;
  height: auto;
}

.callout {
  padding: 1rem 1.25rem;
  border-left: 4px solid #333;
  background: #fafaf8;
  margin: 1.5rem 0;
}

.callout--note {
  border-color: #4a6fa5;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
}

.btn--primary {
  background: #1a1a1a;
  color: #fff;
}

.btn--secondary {
  background: transparent;
  color: #1a1a1a;
  border: 1px solid #1a1a1a;
}

.embed--youtube {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  margin: 1.5rem 0;
}

.embed--youtube iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 768px) {
  .project-layout {
    grid-template-columns: 1fr;
  }

  .project-body .col-right {
    float: none;
    width: 100%;
    margin: 1rem 0;
  }
}