:root {
  --bg: #050505;
  --panel: #0b0b0b;
  --panel-2: #101010;
  --line: #2b2b2b;
  --text: #e7e7e7;
  --muted: #a7a7a7;
  --accent: #9bf27f;
  --accent-2: #7fb7ff;
  --danger: #ff8d8d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "IBM Plex Mono", "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
  line-height: 1.55;
}

.shell-bg {
  background-image: linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 100% 3px;
}

.container {
  width: min(1080px, 94vw);
  margin-inline: auto;
}

.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(8, 8, 8, 0.94);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.03em;
}

.brand span {
  color: var(--accent);
}

nav {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  border: 1px solid transparent;
  padding: 0.3rem 0.45rem;
  font-size: 0.86rem;
}

nav a:hover {
  color: var(--text);
  border-color: var(--line);
}

.plain-link {
  color: inherit;
  text-decoration: none;
}

.hero {
  margin-top: 1rem;
  border: 1px solid var(--line);
  background: var(--panel);
}

.hero-head {
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.84rem;
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
}

.hero-body {
  padding: 1rem;
}

.terminal-line {
  border: 1px solid var(--line);
  background: #080808;
  color: var(--accent-2);
  padding: 0.65rem;
  white-space: pre-wrap;
  margin: 0.7rem 0 1rem;
  font-size: 0.9rem;
}

.eyebrow {
  display: inline-block;
  border: 1px solid #3f3f3f;
  background: #111111;
  color: var(--accent);
  padding: 0.2rem 0.45rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0.6rem 0 0.8rem;
  line-height: 1.15;
  font-size: clamp(1.8rem, 5vw, 3rem);
}

h2 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.subtitle,
.meta,
p {
  color: var(--muted);
}

.row {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0.75rem;
}

.card {
  border: 1px solid var(--line);
  background: var(--panel-2);
  padding: 0.85rem;
}

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

.list li {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  border-bottom: 1px dashed #333;
  padding: 0.45rem 0;
  font-size: 0.9rem;
}

.list li:last-child {
  border-bottom: 0;
}

.ok {
  color: var(--accent);
  font-weight: 700;
}

.grid {
  margin-top: 0.75rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
}

.card h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  color: var(--accent-2);
}

.section {
  margin-top: 1rem;
}

.steps {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.steps li {
  margin-bottom: 0.45rem;
}

.btn-row {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
  margin-top: 0.9rem;
}

.btn {
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 0.5rem 0.75rem;
  font-size: 0.86rem;
}

.btn.primary {
  background: #132414;
  border-color: #284b2a;
}

.btn.ghost:hover,
.btn.primary:hover {
  background: #171717;
}

.kpis {
  margin-top: 0.7rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.55rem;
}

.kpi {
  border: 1px solid var(--line);
  padding: 0.6rem;
  background: #0b0b0b;
}

.kpi b {
  display: block;
  color: var(--accent);
  font-size: 1.1rem;
}

.footer {
  border-top: 1px solid var(--line);
  margin-top: 1.1rem;
  padding: 0.9rem 0 1.5rem;
  color: var(--muted);
}

.codeblock {
  border: 1px solid var(--line);
  background: #090909;
  padding: 0.75rem;
  overflow: auto;
  color: #c9defa;
  font-size: 0.88rem;
}

.warn {
  color: var(--danger);
}

@media (max-width: 900px) {
  .row,
  .grid,
  .kpis {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  nav {
    display: none;
  }
}