:root {
  --brand-1: #0b3d91;
  --brand-2: #0b6fc2;
  --brand-3: #00a6c7;
  --hero-text: #f6fbff;
  --code-bg: #0b1422;
  --code-line: #243a5d;
  --code-fg: #d6e7ff;
}

:root[data-theme="dark"] {
  --bs-body-bg: #0f1727;
  --bs-body-color: #e7eefc;
  --bs-emphasis-color: #f3f8ff;
  --bs-secondary-color: #b7c8e6;
  --bs-tertiary-bg: #131f34;
  --bs-secondary-bg: #17263e;
  --bs-border-color: #284264;
  --bs-card-bg: #162640;
  --bs-card-border-color: #2b466d;
  --bs-link-color: #98c6ff;
  --bs-link-hover-color: #c0deff;
  --code-bg: #080f1b;
  --code-line: #203350;
  --code-fg: #cfe3ff;
}

body {
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--bs-body-color);
  background-color: var(--bs-body-bg);
}

.hero__inner,
main {
  width: min(1140px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero {
  background: linear-gradient(125deg, var(--brand-1), var(--brand-2) 58%, var(--brand-3));
  color: var(--hero-text);
  padding: 3.2rem 0 2.6rem;
}

.eyebrow {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  letter-spacing: 0.06em;
  font-size: 1.02rem;
  font-weight: 700;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 170px;
  height: 48px;
  background: url("logo-commandline-info.svg") center / contain no-repeat;
}

h1 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  margin: 0.45rem 0 0.8rem;
  font-size: clamp(2rem, 4.8vw, 3.4rem);
}

.lead {
  max-width: 880px;
  color: rgba(247, 252, 255, 0.95);
}

.quicknav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
  margin-bottom: 0;
}

.quicknav a {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.3rem 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
  color: #eaf4ff;
  text-decoration: none;
}

.quicknav .btn {
  --bs-btn-color: #eaf4ff;
  --bs-btn-border-color: rgba(255, 255, 255, 0.55);
  --bs-btn-hover-color: #0c2a58;
  --bs-btn-hover-bg: #ffffff;
  --bs-btn-hover-border-color: #ffffff;
}

.theme-toggle {
  --bs-btn-bg: #ffd452;
  --bs-btn-border-color: #ffd452;
  --bs-btn-color: #162239;
  --bs-btn-hover-bg: #ffdf7d;
  --bs-btn-hover-border-color: #ffdf7d;
  margin-top: 1rem;
}

main.container {
  max-width: 1140px;
}

main {
  padding: 1.5rem 0;
}

.section {
  border: 1px solid var(--bs-border-color);
  border-radius: 0.85rem;
  background: var(--bs-card-bg);
  color: var(--bs-body-color);
  margin-bottom: 1.5rem;
  padding: 1.15rem 1.15rem 1.2rem;
}

.section.alt {
  background: color-mix(in srgb, var(--bs-secondary-bg) 70%, var(--bs-card-bg));
}

.section h2 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  margin-bottom: 0.85rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid.cards {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  border-color: var(--bs-card-border-color);
  color: var(--bs-body-color);
  background-color: var(--bs-card-bg);
}

.grid > .card {
  padding: 1rem;
}

h1, h2, h3, h4, h5, h6,
.card-title,
.card h3 {
  color: var(--bs-emphasis-color);
}

code {
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.9em;
}

:not(pre) > code {
  background: color-mix(in srgb, var(--bs-secondary-bg) 70%, transparent);
  border: 1px solid var(--bs-border-color);
  border-radius: 0.35rem;
  padding: 0.05rem 0.35rem;
}

.code-wrap {
  margin: 0;
  border: 1px solid var(--code-line);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.code-toolbar {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.45rem 0.55rem;
  background: linear-gradient(180deg, #1f2d45, #19263b);
  border-bottom: 1px solid #324d76;
}

.code-controls {
  display: inline-flex;
  gap: 0.35rem;
}

.code-controls span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.code-controls span:nth-child(1) { background: #ff5f57; }
.code-controls span:nth-child(2) { background: #ffbd2e; }
.code-controls span:nth-child(3) { background: #28c840; }

.code-title {
  color: #d9e9ff;
  font-size: 0.78rem;
  font-weight: 600;
  margin-right: auto;
}

.copy-btn {
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.94);
  color: #10233f;
  border-radius: 0.4rem;
  padding: 0.15rem 0.55rem;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
}

pre {
  margin: 0;
  padding: 0.95rem;
  background: radial-gradient(circle at 88% 8%, rgba(117, 159, 233, 0.16), transparent 35%), var(--code-bg);
  color: var(--code-fg);
  overflow-x: auto;
  line-height: 1.45;
}

pre code {
  color: inherit;
  background: transparent;
  border: 0;
  padding: 0;
}

.featured-guide {
  border: 2px solid color-mix(in srgb, var(--bs-primary) 60%, var(--bs-border-color));
}

.guide-pill {
  display: inline-block;
  margin: 0.2rem 0 0;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--bs-border-color);
  background: color-mix(in srgb, var(--bs-primary-bg-subtle) 65%, transparent);
  font-weight: 600;
  font-size: 0.9rem;
}

.table-wrap {
  overflow-x: auto;
}

.table-wrap table {
  width: 100%;
}

.footer {
  text-align: center;
  color: var(--bs-secondary-color);
  font-size: 0.95rem;
  padding: 1rem 1rem 1.2rem;
}

@media (max-width: 768px) {
  .hero__inner,
  main {
    width: min(1140px, calc(100% - 1rem));
  }

  .hero {
    padding-top: 2.6rem;
  }

  .eyebrow {
    font-size: 0.92rem;
  }

  .eyebrow::before {
    width: 132px;
    height: 36px;
  }

  .section {
    padding: 0.95rem;
  }

  .grid.cards,
  .grid.two {
    grid-template-columns: 1fr;
  }
}