:root {
  --paper: oklch(7 0 0);
  --ink: color-mix(in oklab, white 5%, black);
  --font: 100%/1.5 system-ui;
  --space: clamp(6px, 6px + 2vw, 15px);
  --line: 1px solid #ccc;
  --container: 1280px;
}

/* Base styles */
body {
  background: var(--paper);
  color: var(--ink);
  font: var(--font);
  margin: 0;
}

/* Header + Footer */
header,
footer {
  text-align: center;
  padding: 20px;
  background: white;
  border-bottom: var(--line);
}

footer {
  position: fixed;
  width: 100%;
  bottom: 0;
  border-top: var(--line);
}

/* Layout */
main {
  max-width: var(--container);
  margin: 0 auto calc(var(--space) * 4) auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space);
  padding: var(--space);
}

/* First article spans two columns */
main > article:first-child {
  grid-column: span 2;
}

/* Articles */
article {
  background: white;
  border: var(--line);
  display: grid;
  grid-template-columns: var(--space) 1fr var(--space);
  padding-bottom: var(--space);
}

article > * {
  grid-column: 2;
}

/* SVG Placeholder image */
.placeholder svg {
  width: 100%;
  height: auto;
  display: block;
  grid-column: span 3;
  object-fit: cover;
}

/* Headings */
article h2 {
  margin-top: var(--space);
  font-size: 1.25rem;
}

/* Links */
a {
  margin-top: 10px;
  padding: var(--space);
  border: var(--line);
  text-decoration: none;
  color: #0077cc;
  font-weight: bold;
  max-width: fit-content;
  display: inline-block;
  border-radius: 4px;
  transition: 0.3s ease;
}

a:hover,
a:focus {
  background: #0077cc;
  color: white;
  outline: none;
}