@import url("https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;600&display=swap");

:root {
  --bg: #f4f1ea;
  --bg-accent: #e7e0d6;
  --ink: #101820;
  --muted: #475467;
  --accent: #0b5d4a;
  --accent-strong: #0e7a60;
  --accent-soft: #d9efe8;
  --panel: #ffffff;
  --shadow: rgba(16, 24, 32, 0.12);
}

body {
  font-family: "Source Sans 3", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 15% 15%, var(--bg-accent), var(--bg));
}

code,
pre,
code span {
  font-family: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
  font-size: 0.95em;
}

.navbar,
.bs-sidebar {
  background: var(--panel);
  border-color: rgba(16, 24, 32, 0.08);
  box-shadow: 0 10px 30px var(--shadow);
}

.navbar a,
.bs-sidebar a {
  color: var(--ink) !important;
}

.navbar a:hover,
.bs-sidebar a:hover {
  color: var(--accent) !important;
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: 0.02em;
}

.bs-sidebar .active > a {
  color: var(--accent) !important;
  font-weight: 600;
}

.wy-nav-content,
.container {
  max-width: 1080px;
}

h1,
h2,
h3 {
  letter-spacing: -0.01em;
}

a {
  color: var(--accent);
}

a:hover,
a:focus {
  color: var(--accent-strong);
}

.hero {
  background: linear-gradient(135deg, #ffffff, #edf7f3);
  border: 1px solid rgba(16, 24, 32, 0.08);
  border-radius: 18px;
  padding: 32px;
  box-shadow: 0 25px 50px rgba(16, 24, 32, 0.08);
  margin-bottom: 32px;
}

.hero-eyebrow {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  font-weight: 600;
}

.hero h1 {
  font-size: 2.6rem;
  margin-top: 12px;
  margin-bottom: 12px;
}

.hero p {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 720px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.hero-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #ffffff !important;
  text-decoration: none !important;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 12px 24px rgba(11, 93, 74, 0.18);
}

.hero-button.secondary {
  background: transparent;
  color: var(--accent) !important;
  box-shadow: none;
}

.hero-button:hover {
  transform: translateY(-1px);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin: 30px 0;
}

.feature-card {
  background: var(--panel);
  padding: 18px;
  border-radius: 14px;
  border: 1px solid rgba(16, 24, 32, 0.06);
  box-shadow: 0 12px 28px rgba(16, 24, 32, 0.06);
}

.feature-card h3 {
  margin-top: 0;
  font-size: 1.05rem;
}

.feature-card p {
  color: var(--muted);
  margin-bottom: 0;
}

.callout {
  background: var(--accent-soft);
  border-left: 4px solid var(--accent);
  padding: 14px 18px;
  border-radius: 12px;
  color: var(--ink);
}

@media (max-width: 720px) {
  .hero {
    padding: 24px;
  }

  .hero h1 {
    font-size: 2.1rem;
  }
}