/* RPRO LLC — company website
 * Editorial light theme, single stylesheet for all pages.
 */

@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;0,6..72,700;1,6..72,400;1,6..72,500&family=Public+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #faf8f3;
  --bg-soft: #f3efe7;
  --text: #1a1a1a;
  --text-muted: #555555;
  --text-light: #888888;
  --accent: #1e3a5f;
  --accent-hover: #2e5d8a;
  --rule: #d8d2c4;
  --rule-strong: #b8b0a0;

  --font-serif: 'Newsreader', Georgia, 'Times New Roman', serif;
  --font-sans: 'Public Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --max-prose: 720px;
  --max-wide: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* === Layout containers === */

.wrap { max-width: var(--max-wide); margin: 0 auto; padding: 0 32px; }
.prose { max-width: var(--max-prose); margin: 0 auto; padding: 0 32px; }

/* === Header / navigation === */

header.site-header {
  border-bottom: 1px solid var(--rule);
  background: var(--bg);
  padding: 22px 0;
}

.site-header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 32px;
}

.wordmark {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none !important;
  color: var(--text);
}

.wordmark sup {
  font-size: 11px;
  font-weight: 500;
  vertical-align: super;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-left: 4px;
}

nav.primary {
  display: flex;
  gap: 32px;
  font-size: 15px;
  font-weight: 400;
}

nav.primary a {
  color: var(--text-muted);
  text-decoration: none !important;
}

nav.primary a:hover { color: var(--accent); }

/* === Hero === */

section.hero {
  padding: 96px 0 80px;
  border-bottom: 1px solid var(--rule);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin: 0 0 28px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(40px, 5.2vw, 68px);
  line-height: 1.05;
  letter-spacing: -0.012em;
  font-weight: 500;
  color: var(--text);
  margin: 0 0 36px;
  max-width: 880px;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

.hero p.lead {
  font-size: 19px;
  line-height: 1.65;
  color: var(--text);
  max-width: 640px;
  margin: 0 0 36px;
}

.hero .actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 12px;
}

/* === Buttons === */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 24px;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none !important;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.btn-primary { background: var(--accent); color: #ffffff !important; }
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: transparent;
  color: var(--text) !important;
  border-color: var(--rule-strong);
}
.btn-secondary:hover { border-color: var(--text); }

/* === Generic content sections === */

section.content {
  padding: 88px 0;
  border-bottom: 1px solid var(--rule);
}

section.content:last-of-type { border-bottom: none; }

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent);
  margin: 0 0 20px;
}

h2 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 3.4vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.005em;
  font-weight: 500;
  color: var(--text);
  margin: 0 0 32px;
}

h2 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  margin: 36px 0 12px;
  color: var(--text);
}

p { margin: 0 0 20px; color: var(--text); }

.section-body {
  max-width: 700px;
  font-size: 17px;
  line-height: 1.72;
}

.section-body p:last-child { margin-bottom: 0; }

/* === Product card === */

.product-card {
  border: 1px solid var(--rule);
  background: var(--bg-soft);
  border-radius: 6px;
  padding: 40px;
  margin-top: 40px;
  max-width: 760px;
}

.product-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  margin: 0 0 14px;
}

.product-card h3 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  margin: 0 0 8px;
}

.product-card .product-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 17px;
  color: var(--text-muted);
  margin: 0 0 22px;
}

.product-card .product-body {
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  margin: 0 0 26px;
}

.product-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 14px;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
}

.product-links a { color: var(--accent); font-weight: 500; }

/* === Definition lists / contact === */

dl.contact {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 22px 32px;
  margin: 40px 0;
  font-size: 16px;
  line-height: 1.6;
}

dl.contact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  padding-top: 4px;
}

dl.contact dd { margin: 0; }

/* === Address block === */

address.formal {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

/* === Legal pages === */

.legal-page main { padding: 56px 0 80px; }

.legal-page h1 {
  font-family: var(--font-serif);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 500;
  margin: 0 0 12px;
  letter-spacing: -0.005em;
}

.legal-page .legal-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 56px;
}

.legal-page h2 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  margin: 48px 0 14px;
  letter-spacing: -0.002em;
}

.legal-page p {
  font-size: 16px;
  line-height: 1.72;
  color: var(--text);
}

.legal-page ul {
  font-size: 16px;
  line-height: 1.72;
  margin: 14px 0;
  padding-left: 24px;
}

.legal-page li { margin-bottom: 6px; }

/* === Footer === */

footer.site-footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--rule);
  padding: 64px 0 48px;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 18px;
}

.footer-col p,
.footer-col li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 0 0 8px;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none !important;
}
.footer-col a:hover { color: var(--accent); text-decoration: underline !important; }

.footer-col ul { list-style: none; margin: 0; padding: 0; }

.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* === Responsive === */

@media (max-width: 768px) {
  body { font-size: 16px; }
  .wrap, .prose { padding: 0 22px; }

  section.hero { padding: 56px 0 48px; }
  section.content { padding: 56px 0; }

  nav.primary { gap: 18px; font-size: 14px; }
  .wordmark { font-size: 20px; }

  .product-card { padding: 28px; }

  dl.contact {
    grid-template-columns: 1fr;
    gap: 4px 0;
  }
  dl.contact dt { padding-top: 18px; }
  dl.contact dt:first-child { padding-top: 0; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}