:root {
  --black: #111111;
  --gray: #6d6d6d;
  --light: #eeeeee;
  --line: #cfcfcf;
  --window: #ffffff;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
body {
  margin: 0;
  background: var(--light);
  color: var(--black);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
.desktop { min-height: 100vh; padding: 43px 18px 55px; }
.terminal {
  width: min(900px, 100%);
  margin: 0 auto;
  overflow: hidden;
  background: var(--window);
  border: 1px solid var(--black);
  box-shadow: 9px 9px 0 var(--black);
}
.window-bar {
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  border-bottom: 1px solid var(--black);
  background: #f7f7f7;
  font-size: 12px;
}
.window-title { display: flex; align-items: center; gap: 10px; }
.window-icon { font-weight: 600; }
.window-actions { display: flex; gap: 18px; font-size: 14px; line-height: 1; }
.window-actions span { min-width: 10px; text-align: center; }
.terminal-meta {
  display: flex;
  justify-content: space-between;
  padding: 7px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--gray);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.terminal-body { padding: 32px 42px 0; }
p { margin: 0 0 17px; }
.blank { margin: 0; }
.command { margin-bottom: 21px; white-space: nowrap; }
.prompt { font-weight: 600; }
.cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  margin-left: 5px;
  vertical-align: -2px;
  background: var(--black);
  animation: blink 1.05s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.boot-screen { padding-bottom: 29px; border-bottom: 1px solid var(--black); }
.boot-screen > p { margin-bottom: 0; }
.boot-screen .command { margin-top: 21px; margin-bottom: 18px; }
.boot-output { padding-left: 20px; border-left: 1px solid var(--line); }
h1, h2, h3 { margin: 0; font-weight: 600; }
h1 { margin-bottom: 6px; font-size: 17px; line-height: 1.5; }
h2 { margin-bottom: 24px; font-size: 15px; line-height: 1.5; }
h3 { margin-bottom: 10px; font-size: 13px; line-height: 1.5; }
.muted, .comment { color: var(--gray); }
.comment { font-size: 12px; }
.boot-output .comment { margin-bottom: 0; }
.command-menu { display: grid; gap: 6px; padding: 25px 0 31px; border-bottom: 1px solid var(--black); }
.command-menu a { width: fit-content; }
.terminal-section { padding: 52px 0 0; }
.terminal-section > .command { margin-bottom: 20px; }
.output { padding-left: 20px; border-left: 1px solid var(--line); }
.output p { max-width: 740px; margin-bottom: 24px; }
.output .muted { margin-bottom: 28px; }
.area { margin: 29px 0 0; padding: 0 0 0 17px; border-left: 1px solid var(--line); }
.area + .area { margin-top: 25px; }
.area p { margin-bottom: 0; }
.status-line { color: var(--gray); font-size: 12px; }
.contact-output p { margin-bottom: 15px; }
.contact-output .comment { margin-top: 26px; margin-bottom: 0; }
.final-command { margin: 52px 0 42px; }
.status-bar {
  display: flex;
  justify-content: space-between;
  padding: 9px 14px;
  border-top: 1px solid var(--black);
  background: #f7f7f7;
  color: var(--gray);
  font-size: 10px;
  letter-spacing: .04em;
}
.status-bar span:first-child { color: var(--black); }
@media (max-width: 620px) {
  body { font-size: 12px; }
  .desktop { padding: 14px 10px 26px; }
  .terminal { box-shadow: 5px 5px 0 var(--black); }
  .window-bar { padding: 0 10px; font-size: 10px; }
  .window-actions { gap: 10px; }
  .terminal-meta { padding: 6px 10px; font-size: 8px; }
  .terminal-body { padding: 24px 18px 0; }
  h1 { font-size: 14px; }
  h2 { font-size: 13px; }
  h3 { font-size: 12px; }
  .command { white-space: normal; overflow-wrap: anywhere; }
  .boot-output, .output { padding-left: 13px; }
  .status-bar { padding: 8px 10px; font-size: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cursor { animation: none; }
}