/* retro palette — Windows 95 / Netscape */
:root {
  --desktop: #c0c0c0;
  --desktop-tile: #b8b8b8;
  --paper: #fffff0;
  --chrome-bg: #000080;
  --chrome-text: #ffffff;
  --panel-bg: #d4d0c8;
  --text: #111111;
  --border-light: #ffffff;
  --border-mid: #dfdfdf;
  --border-dark: #808080;
  --border-darker: #404040;
  --section-bar: #000080;
  --section-bar-text: #ffffff;
  --link: #0000ee;
  --link-visited: #551a8b;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--desktop);
  background-image:
    linear-gradient(
      90deg,
      var(--desktop-tile) 1px,
      transparent 1px
    ),
    linear-gradient(var(--desktop-tile) 1px, transparent 1px);
  background-size: 4px 4px;
  color: var(--text);
  font-family: Georgia, "Times New Roman", Times, serif;
  font-size: 17px;
  line-height: 1.55;
  min-height: 100vh;
  padding: 1rem 0.75rem 2rem;
}

.page-shell {
  max-width: 760px;
  margin: 0 auto;
}

.window {
  border: 2px solid;
  border-color: var(--border-light) var(--border-darker) var(--border-darker) var(--border-light);
}

.page-chrome {
  background-color: var(--chrome-bg);
  color: var(--chrome-text);
  font-family: "MS Sans Serif", Tahoma, Arial, sans-serif;
  font-size: 0.8125rem;
  font-weight: bold;
  padding: 0.35rem 0.6rem;
  letter-spacing: 0.02em;
}

.document {
  background-color: var(--paper);
  padding: 1.25rem 1rem 1rem;
}

header h1 {
  margin: 0 0 0.75rem;
  font-size: 1.75rem;
  font-weight: bold;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--section-bar);
}

header p {
  margin: 0.25rem 0;
}

main {
  margin: 0;
}

section {
  margin: 0;
}

article {
  margin: 1.25rem 0 0;
}

article:first-of-type {
  margin-top: 0.75rem;
}

h2 {
  margin: 0 0 0.65rem;
  padding: 0.25rem 0.5rem;
  font-size: 1.15rem;
  font-weight: bold;
  background-color: var(--section-bar);
  color: var(--section-bar-text);
  text-decoration: none;
}

h3 {
  margin: 0.75rem 0 0.35rem;
  font-size: 1.05rem;
  font-weight: bold;
}

p {
  margin: 0.5rem 0;
}

ul {
  margin: 0.5rem 0 0;
  padding-left: 1.5rem;
}

li {
  margin: 0.25rem 0;
}

.tech-panel {
  margin: 0.5rem 0 0.75rem;
  padding: 0.5rem 0.65rem;
  background-color: var(--panel-bg);
  border: 2px solid;
  border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
}

.tech-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tech-list li {
  display: inline-block;
  margin: 0.25rem 0.85rem 0.25rem 0;
  vertical-align: middle;
}

.tech-icon {
  width: 28px;
  height: 28px;
  border: 0;
  object-fit: contain;
  display: block;
}

.tech-icon--wide {
  width: auto;
  max-width: 3.25rem;
  height: 28px;
}

hr {
  border: none;
  height: 0;
  border-top: 2px groove var(--desktop);
  margin: 1.5rem 0;
}

a {
  color: var(--link);
  text-decoration: underline;
}

a:visited {
  color: var(--link-visited);
}

.document footer {
  margin: 1.25rem -1rem -1rem;
  padding: 0.6rem 1rem 0.75rem;
  font-size: 0.85rem;
  font-family: "MS Sans Serif", Tahoma, Arial, sans-serif;
  background-color: var(--panel-bg);
  border-top: 2px groove var(--desktop);
}

footer p {
  margin: 0.25rem 0;
}

@media (min-width: 600px) {
  body {
    font-size: 18px;
    padding: 1.5rem 1rem 2.5rem;
  }

  .document {
    padding: 2rem 2.25rem 1.25rem;
  }

  .document footer {
    margin: 1.25rem -2.25rem -1.25rem;
    padding: 0.6rem 2.25rem 0.85rem;
  }
}