/* Buddy — friendly, calm, slightly playful. Inspired by modern docs sites. */

:root {
  --bg: #fdfcf9;
  --bg-alt: #f5f1e8;
  --bg-hero: linear-gradient(135deg, #fff7ec 0%, #ffe9d6 50%, #ffd9c0 100%);
  --ink: #1f2430;
  --ink-soft: #4a5165;
  --ink-muted: #7a8194;
  --accent: #e8662b;
  --accent-dark: #c84e15;
  --accent-soft: #fff0e3;
  --border: #e9e3d5;
  --code-bg: #1f2430;
  --code-ink: #f7f2e8;
  --shadow-sm: 0 1px 2px rgba(31, 36, 48, 0.06), 0 1px 3px rgba(31, 36, 48, 0.04);
  --shadow-md: 0 4px 12px rgba(31, 36, 48, 0.08), 0 2px 4px rgba(31, 36, 48, 0.04);
  --radius: 14px;
  --radius-sm: 8px;
  --max-w: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.4rem); font-weight: 700; margin-bottom: 0.6em; }
h3 { font-size: 1.15rem; font-weight: 700; }

p { margin: 0 0 1em; }

code {
  font-family: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--accent-soft);
  color: var(--accent-dark);
  padding: 2px 6px;
  border-radius: 4px;
}

pre {
  background: var(--code-bg);
  color: var(--code-ink);
  padding: 18px 22px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  font-size: 0.92rem;
  line-height: 1.5;
  margin: 0 0 1em;
}
pre code {
  background: transparent;
  color: inherit;
  padding: 0;
  font-size: inherit;
}

/* HERO */
.hero {
  background: var(--bg-hero);
  padding: 72px 0 96px;
  border-bottom: 1px solid var(--border);
}
.hero .container { max-width: 880px; text-align: center; }
.badge {
  display: inline-block;
  background: rgba(232, 102, 43, 0.12);
  color: var(--accent-dark);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
  letter-spacing: 0.01em;
}
.brand {
  background: linear-gradient(120deg, var(--accent) 0%, #d34a14 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.tagline {
  font-size: 1.25rem;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 0 auto 32px;
}
.cta-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.shields {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin: 0 auto 22px;
  max-width: 760px;
}
.shields img { height: 22px; vertical-align: middle; }
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.05s ease, box-shadow 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-ghost {
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: #fff; color: var(--ink); }

.install-cmd {
  display: inline-block;
  margin: 0 auto 32px;
  text-align: left;
  min-width: 280px;
}
.rai {
  font-size: 0.95rem;
  color: var(--ink-soft);
  max-width: 620px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.5);
  padding: 16px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(232, 102, 43, 0.18);
}

/* COMMON SECTION */
section { padding: 80px 0; }
section:nth-of-type(even) { background: var(--bg-alt); }

.eyebrow {
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--accent-dark);
  margin: 0 0 12px;
}

.lede {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 640px;
  margin-bottom: 48px;
}

/* CARD GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 32px;
}
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); }

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.card .emoji {
  font-size: 2rem;
  line-height: 1;
  margin-bottom: 12px;
}
.card h3 { margin-bottom: 8px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 0.97rem; }

/* HOW IT WORKS */
.steps {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.steps li {
  display: flex;
  gap: 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}
.step-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.steps h3 { margin-top: 0; }
.steps p { color: var(--ink-soft); margin-bottom: 12px; }
.steps pre { margin-bottom: 0; }

/* ANATOMY */
.tree {
  margin-top: 20px;
  font-size: 0.88rem;
}

/* COMMANDS */
.cmd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
  margin-top: 32px;
}
.cmd {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  box-shadow: var(--shadow-sm);
}
.cmd > code {
  display: inline-block;
  background: var(--code-bg);
  color: var(--code-ink);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.92rem;
  margin-bottom: 10px;
}
.cmd p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

/* FOOTER */
.footer {
  padding: 48px 0;
  background: var(--ink);
  color: #d8d4cc;
  text-align: center;
}
.footer p { margin: 0 0 6px; }
.footer .muted { color: #9a9387; font-size: 0.92rem; }
.footer strong { color: #fff; }

/* RESPONSIVE */
@media (max-width: 640px) {
  .hero { padding: 56px 0 72px; }
  section { padding: 56px 0; }
  .steps li { flex-direction: column; gap: 16px; padding: 22px; }
  .step-num { width: 40px; height: 40px; }
}