:root {
  --bg: #050505;
  --panel: #080808;
  --border: rgba(255, 193, 7, 0.28);
  --text: #f5b400;
  --muted: #d19b00;
  --accent: #ffbf00;
  --accent-strong: #ffd34d;
  --accent-bg: #f5b400;
  --accent-fg: #111111;
  --danger: #ff5f57;
  --warn: #febc2e;
  --shadow: 0 0 0 1px rgba(255, 193, 7, 0.08), 0 0 24px rgba(245, 180, 0, 0.07);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(circle at top, #101010 0%, var(--bg) 26%, #000 100%);
  color: var(--text);
  font-family: "Courier New", Courier, monospace;
  line-height: 1.45;
}

a { color: var(--accent-strong); }
a:hover { text-shadow: 0 0 8px rgba(255, 211, 77, 0.35); }

.site-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.terminal {
  width: min(1440px, 100%);
  min-height: calc(100vh - 56px);
  background: linear-gradient(180deg, rgba(0,0,0,0.98), rgba(5,5,5,0.98));
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: inline-block;
}
.dot.red { background: var(--danger); }
.dot.yellow { background: var(--warn); }

.screen {
  display: grid;
  grid-template-columns: 270px 1fr;
  min-height: calc(100vh - 56px - 52px - 30px);
}

.sidebar {
  border-right: 1px solid var(--border);
  padding: 22px 0;
}

.drive {
  padding: 0 18px 12px;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
}

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

.nav-list li a,
.nav-list li span {
  display: block;
  padding: 11px 18px;
  text-decoration: none;
  color: var(--text);
}

.nav-list li.active a,
.nav-list li.active span {
  background: var(--accent-bg);
  color: var(--accent-fg);
}

.content {
  padding: 28px 36px 72px;
}

.content pre.ascii {
  margin: 0 0 22px;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: clamp(0.58rem, 1.07vw, 1.12rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-shadow: 0 0 10px rgba(245, 180, 0, 0.12);
}

.content h1,
.content h2,
.content h3 {
  margin: 0 0 16px;
  font-weight: 700;
}

.content h1 {
  font-size: clamp(1.6rem, 2.8vw, 2.45rem);
}

.content h2 {
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 34px;
}

.content p,
.content li {
  font-size: 1rem;
  max-width: 1000px;
}

.content ul {
  padding-left: 20px;
}

.content section {
  margin-bottom: 28px;
}

.callout {
  border: 1px solid var(--border);
  padding: 14px 16px;
  background: rgba(255, 191, 0, 0.04);
  max-width: 960px;
}

.small {
  color: var(--muted);
  font-size: 0.92rem;
}

.footerbar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--accent-bg);
  color: var(--accent-fg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 16px;
  font-size: 0.98rem;
}

.footer-actions {
  display: flex;
  gap: 22px;
}

.badge {
  border: 1px solid rgba(17,17,17,0.45);
  padding: 0 4px;
}

@media (max-width: 960px) {
  .screen {
    grid-template-columns: 1fr;
  }
  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0;
  }
  .content {
    padding: 24px 20px 80px;
  }
}