:root {
  --ink: #161721;
  --muted: #687084;
  --line: #d8deea;
  --paper: #f8fafc;
  --panel: #ffffff;
  --teal: #18a39a;
  --coral: #ef5b51;
  --yellow: #f5bf3d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

a {
  color: #0e6f6a;
}

.top {
  background: #11131b;
  color: #ffffff;
}

.top-inner,
.hero,
.content,
.footer {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
}

.top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
}

.brand {
  color: #ffffff;
  font-weight: 900;
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.94rem;
}

.nav a {
  color: #dfe5f1;
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px;
  align-items: center;
  padding: 56px 0 38px;
}

.eyebrow {
  color: #0e6f6a;
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

h1 {
  max-width: 13ch;
  margin: 10px 0 14px;
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  line-height: 1;
}

.hero p {
  max-width: 58ch;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.6;
}

.hero-card,
.section,
.mini-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.hero-card {
  padding: 20px;
  box-shadow: 0 18px 42px rgba(31, 36, 56, 0.12);
}

.hero-card strong {
  display: block;
  margin-bottom: 12px;
}

.command-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.command-list li {
  display: grid;
  gap: 4px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

code {
  color: #0e6f6a;
  font-family: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  font-weight: 900;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 15px;
  border-radius: 8px;
  font-weight: 900;
  text-decoration: none;
}

.button.primary {
  background: var(--teal);
  color: #ffffff;
}

.button.secondary {
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--ink);
}

.content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 32px;
  align-items: start;
  padding: 24px 0 58px;
}

.article {
  display: grid;
  gap: 22px;
}

.section,
.mini-card {
  padding: 24px;
}

.section h2,
.mini-card h2 {
  margin: 0 0 12px;
}

.section h2 {
  font-size: 1.4rem;
}

.mini-card h2 {
  font-size: 1rem;
}

.section p,
.section li,
.mini-card p {
  color: #2c3344;
  line-height: 1.7;
}

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

.sidebar {
  position: sticky;
  top: 16px;
  display: grid;
  gap: 14px;
}

.footer {
  padding: 28px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 820px) {
  .hero,
  .content {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .top-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }
}