/* landing.css — Reuben Bowlby homepage layout
   Page-specific styles for the single-page landing site.
   Loaded after shared.css so tokens are available. */

/* ── Nav header (shared with page.css) ── */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-primary);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-nav .nav-brand {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-green);
  text-decoration: none;
}

.site-nav .nav-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.site-nav .nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s ease;
}

.site-nav .nav-links a:hover,
.site-nav .nav-links a[aria-current="page"] {
  color: var(--accent-green);
}

@media (max-width: 600px) {
  .site-nav {
    padding: 0.75rem 1rem;
  }

  .site-nav .nav-links {
    gap: 0.75rem;
  }

  .site-nav .nav-links a {
    font-size: 0.75rem;
  }
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.landing {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 4rem 1.5rem;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.landing h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem 0;
  color: var(--text-primary);
  text-wrap: balance;
  overflow-wrap: break-word;
}

.landing .tagline {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin: 0 0 2.5rem 0;
  line-height: 1.6;
  max-width: 540px;
}

.landing .tagline strong {
  color: var(--accent-green);
  font-weight: 600;
}

.cta-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 3rem;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  min-height: 44px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s ease;
  border: 1px solid var(--border-subtle);
}

.cta-primary {
  background: var(--accent-green);
  color: #ffffff;
  border-color: var(--accent-green);
}

.cta-primary:hover {
  background: var(--accent-green-hover);
  border-color: var(--accent-green-hover);
}

.cta-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.cta-secondary:hover {
  border-color: var(--border-prominent);
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  width: 100%;
  max-width: 600px;
  margin-bottom: 3rem;
  text-align: left;
}

.link-card {
  padding: 1.25rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-primary);
  transition: border-color 0.15s ease;
}

.link-card:hover {
  border-color: var(--border-prominent);
}

.link-card .link-name {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-green);
  margin-bottom: 0.25rem;
}

.link-card .link-desc {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  line-height: 1.4;
}

.footer {
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  border-top: 1px solid var(--border-subtle);
}

.footer a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer a:hover {
  color: var(--accent-green);
}

.tuple {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 0 2rem 0;
  line-height: 1.6;
}

.tuple strong {
  color: var(--accent-green);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

.roles {
  list-style: none;
  padding: 0;
  margin: 0 0 3rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  max-width: 540px;
}

.roles li {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  padding: 0.375rem 0.75rem;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
}

@media (max-width: 600px) {
  .link-grid {
    grid-template-columns: 1fr;
  }

  .landing {
    padding: 2.5rem 1rem;
  }

  .landing h1 {
    font-size: clamp(1.75rem, 7vw, 2.25rem);
  }

  .landing .tagline {
    font-size: 1rem;
    margin-bottom: 2rem;
  }

  .cta-group {
    gap: 0.75rem;
    margin-bottom: 2rem;
  }

  .proof,
  .pricing,
  .faq {
    margin-bottom: 2rem;
  }

  .pricing h2,
  .faq h2 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
  }

  .pricing-table {
    font-size: 0.8125rem;
  }

  .pricing-table th {
    padding: 0.5rem 0.75rem;
  }

  .pricing-table td {
    padding: 0.75rem;
  }

  .pricing-table td:first-child {
    width: 40%;
  }

  .faq summary {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
  }

  .faq details p {
    padding: 0 1rem 0.875rem 1rem;
    font-size: 0.8125rem;
  }

  .tuple,
  .roles {
    margin-bottom: 2rem;
  }
}

/* Proof points */
.proof {
  width: 100%;
  max-width: 600px;
  margin: 0 0 2.5rem 0;
  text-align: left;
}

.meta-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.proof-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.proof-list li {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.proof-list li:last-child {
  border-bottom: none;
}

/* Pricing */
.pricing {
  width: 100%;
  max-width: 600px;
  margin: 0 0 3rem 0;
  text-align: left;
}

.pricing h2,
.faq h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 1.5rem 0;
  text-align: center;
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.pricing-table th {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.pricing-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
  line-height: 1.5;
}

.pricing-table td:first-child {
  width: 35%;
  color: var(--text-primary);
}

.pricing-table td:last-child {
  color: var(--text-secondary);
}

.pricing-table tr:last-child td {
  border-bottom: none;
}

/* FAQ */
.faq {
  width: 100%;
  max-width: 600px;
  margin: 0 0 3rem 0;
  text-align: left;
}

.faq details {
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  margin-bottom: 0.5rem;
  background: var(--bg-secondary);
}

.faq summary {
  padding: 0.875rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  float: right;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  font-weight: 400;
}

.faq details[open] summary::after {
  content: "\2212";
}

.faq details p {
  padding: 0 1.25rem 1rem 1.25rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}