:root {
  --bg: #f6f8f7;
  --panel: #ffffff;
  --text: #1f2937;
  --muted: #5f6b7a;
  --accent: #0b6e4f;
  --line: #d8e0dc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 10% 10%, #e7f2ed, transparent 35%), var(--bg);
}

.docs-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 100vh;
}

.docs-aside {
  border-right: 1px solid var(--line);
  background: var(--panel);
  padding: 1rem;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
}

.docs-brand {
  display: block;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  margin-bottom: 1rem;
}

.docs-sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0 0 0 0.8rem;
}

.docs-sidebar > ul {
  padding-left: 0;
}

.docs-sidebar li {
  margin: 0.3rem 0;
}

.docs-sidebar a {
  color: var(--text);
  text-decoration: none;
}

.docs-sidebar a.router-link-active {
  color: var(--accent);
  font-weight: 600;
}

.docs-main {
  padding: 2rem;
}

.docs-article {
  max-width: 900px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 2rem;
}

.docs-article h1,
.docs-article h2,
.docs-article h3 {
  margin-top: 1.5rem;
}

@media (max-width: 900px) {
  .docs-layout {
    grid-template-columns: 1fr;
  }

  .docs-aside {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .docs-main {
    padding: 1rem;
  }

  .docs-article {
    padding: 1rem;
  }
}