*{ border-box; margin: 0; padding: 0; }

body {
  font-family: monospace;
  background: #fff;
  color: #111;
  max-width: 860px;
  margin: 40px auto;
  padding: 0 24px 60px;
}

.back { display: inline-block; margin-bottom: 24px; color: #2d7a2d; text-decoration: none; font-size: 13px; }
h1 { font-size: 20px; color: #2d7a2d; margin-bottom: 32px; }
h2 { font-size: 15px; margin: 32px 0 12px; border-bottom: 1px solid #eee; padding-bottom: 6px; }

.questions { display: flex; flex-direction: column; gap: 16px; }
.qa { padding: 16px; background: #f9f9f9; border-left: 3px solid #2d7a2d; }

pre {
  background: #111;
  color: #7fff7f;
  padding: 12px 16px;
  border-radius: 4px;
  font-size: 13px;
  overflow-x: auto;
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.card {
  background: #eafaea;
  border: 1px solid #b5d9b5;
  padding: 24px;
  text-align: center;
  font-size: 13px;
  color: #2d7a2d;
}

.page-layout {
  display: grid;
  grid-template-areas:
    "header  header"
    "sidebar main"
    "footer  footer";
  grid-template-columns: 200px 1fr;
  grid-template-rows: auto 120px auto;
  gap: 8px;
  margin-top: 16px;
}

.header  { grid-area: header;  background: #2d7a2d; color: #fff; padding: 14px 20px; font-weight: bold; }
.sidebar { grid-area: sidebar; background: #eafaea; border: 1px solid #b5d9b5; padding: 16px; font-size: 13px; }
.main    { grid-area: main;    background: #f9f9f9; border: 1px solid #ddd; padding: 16px; font-size: 13px; }
.footer  { grid-area: footer;  background: #f4f4f4; border: 1px solid #ddd; padding: 12px 20px; font-size: 12px; color: #555; }