/* Pipavia — clean, enterprise-safe static site. No frameworks, no build step. */

:root {
  --ink: #0b2a4a;
  --ink-soft: #33475f;
  --bg: #ffffff;
  --bg-alt: #f4f7fb;
  --line: #dbe4ef;
  --accent: #0e9f8a;
  --accent-dark: #0b7f6e;
  --accent-soft: #e6f7f4;
  --radius: 10px;
  --maxw: 1100px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin: 0.4em 0; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin: 0 0 0.4em; }
h3 { font-size: 1.1rem; margin: 0 0 0.5em; }
p { margin: 0 0 1em; }
a { color: var(--accent-dark); }

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky; top: 0; z-index: 10;
}
.header-inner {
  display: flex; align-items: center; gap: 28px;
  padding-top: 14px; padding-bottom: 14px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.25rem; color: var(--ink); text-decoration: none; }
.brand-mark { width: 30px; height: 30px; }
.site-nav { display: flex; gap: 20px; margin-left: auto; }
.site-nav a { color: var(--ink-soft); text-decoration: none; font-size: 0.95rem; }
.site-nav a:hover { color: var(--ink); }
.header-inner .btn { margin-left: 8px; }

/* Buttons */
.btn {
  display: inline-block; padding: 12px 22px; border-radius: var(--radius);
  font-weight: 600; font-size: 0.98rem; text-decoration: none;
  border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--ink-soft); }
.btn-sm { padding: 8px 16px; font-size: 0.9rem; }
.btn-lg { padding: 15px 34px; font-size: 1.05rem; }

/* Hero */
.hero { padding: 84px 0 72px; background: linear-gradient(180deg, #f7fafd 0%, #fff 100%); }
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.78rem;
  font-weight: 700; color: var(--accent-dark); margin-bottom: 12px;
}
.lede { font-size: 1.2rem; color: var(--ink-soft); max-width: 640px; }
.cta-row { display: flex; gap: 12px; margin: 28px 0 16px; flex-wrap: wrap; }
.fineprint { font-size: 0.85rem; color: #6b7d94; }

/* Sections */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-lede { color: var(--ink-soft); font-size: 1.1rem; max-width: 640px; margin-bottom: 36px; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; background: #fff;
}
.card p { color: var(--ink-soft); font-size: 0.97rem; margin-bottom: 0; }
.card ul { margin: 12px 0 20px; padding-left: 20px; color: var(--ink-soft); }
.card li { margin-bottom: 6px; }
.card.highlight { border: 2px solid var(--accent); }
.price { font-size: 2rem; font-weight: 700; color: var(--ink); margin: 4px 0 8px; }
.price span { font-size: 1rem; font-weight: 400; color: var(--ink-soft); }
.pricing .btn { margin-top: 4px; }

/* Split (first connector) */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.checklist { list-style: none; padding: 0; margin: 20px 0 0; }
.checklist li { padding-left: 30px; position: relative; margin-bottom: 10px; color: var(--ink-soft); }
.checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--accent-dark); font-weight: 700; }
.panel { background: var(--ink); border-radius: var(--radius); padding: 24px; color: #d7e3f2; }
.panel-title { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: #8fb0cf; margin-bottom: 12px; }
.code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.88rem; line-height: 1.7; margin: 0; white-space: pre-wrap; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.steps li { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; background: #fff; }
.step-n { display: inline-block; font-weight: 800; color: var(--accent-dark); background: var(--accent-soft); border-radius: 6px; padding: 2px 10px; font-size: 0.85rem; margin-bottom: 12px; }
.steps p { color: var(--ink-soft); font-size: 0.97rem; margin: 0; }

/* CTA band */
.cta-band { background: var(--ink); color: #fff; padding: 72px 0; text-align: center; }
.cta-band h2 { color: #fff; margin-bottom: 28px; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 40px 0 28px; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; flex-wrap: wrap; }
.footer-brand { font-weight: 700; font-size: 1.1rem; margin-bottom: 8px; }
.site-footer nav { display: flex; gap: 20px; }
.site-footer nav a { color: var(--ink-soft); text-decoration: none; font-size: 0.92rem; }
.byline { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); }
.byline p { font-size: 0.85rem; color: #6b7d94; margin: 0; }

/* Docs page */
.docs-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; padding: 56px 0 72px; }
.docs-toc { position: sticky; top: 84px; align-self: start; border-right: 1px solid var(--line); padding-right: 24px; }
.docs-toc a { display: block; color: var(--ink-soft); text-decoration: none; font-size: 0.92rem; padding: 6px 0; }
.docs-toc a:hover { color: var(--ink); }
.docs-body h2 { margin-top: 2.2em; padding-top: 0.6em; border-top: 1px solid var(--line); }
.docs-body h2:first-child { margin-top: 0; border-top: 0; padding-top: 0; }
.docs-body table { width: 100%; border-collapse: collapse; margin: 16px 0 24px; font-size: 0.94rem; }
.docs-body th, .docs-body td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.docs-body th { background: var(--bg-alt); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; }
.docs-body code { background: var(--bg-alt); padding: 2px 6px; border-radius: 4px; font-size: 0.9em; }
.docs-body pre { background: var(--ink); color: #d7e3f2; padding: 18px; border-radius: var(--radius); overflow-x: auto; font-size: 0.88rem; }
.docs-body pre code { background: none; padding: 0; }

@media (max-width: 820px) {
  .split { grid-template-columns: 1fr; gap: 28px; }
  .docs-layout { grid-template-columns: 1fr; }
  .docs-toc { position: static; border-right: 0; border-bottom: 1px solid var(--line); padding: 0 0 16px; margin-bottom: 8px; }
  .site-nav { display: none; }
  .header-inner .btn { margin-left: auto; }
}