/* Cortola shared design system — black & white, generous spacing.
   Canonical copy lives here; each site directory keeps its own copy
   (see README.md) because static hosts publish each site root separately. */

:root {
  --bg: #ffffff;
  --fg: #0b0b0b;
  --muted: #5b5b5b;
  --border: #e4e4e4;
  --border-strong: #0b0b0b;
  --max-width: 1120px;
  --radius: 12px;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;
  --space-7: 8rem;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  line-height: 1.55;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ---------- Nav ---------- */
.site-nav {
  border-bottom: 1px solid var(--border);
  padding: var(--space-2) 0;
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}
.wordmark {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--fg);
}
.wordmark small {
  display: block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.nav-links {
  display: flex;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.95rem;
}
.nav-links a { text-decoration: none; }
.nav-links a:hover { text-decoration: underline; }
.nav-toggle { display: none; }

/* ---------- Hero / sections ---------- */
.hero {
  padding: var(--space-7) 0 var(--space-6);
  border-bottom: 1px solid var(--border);
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  margin: 0 0 var(--space-2);
}
h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
  max-width: 18ch;
}
h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-3);
}
h3 {
  font-size: 1.15rem;
  margin: 0 0 var(--space-1);
}
.lede {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 52ch;
  margin: 0 0 var(--space-4);
}
section { padding: var(--space-6) 0; }
section + section { border-top: 1px solid var(--border); }
.section-tight { padding: var(--space-5) 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid var(--border-strong);
}
.btn-primary { background: var(--fg); color: #fff; }
.btn-primary:hover { background: #262626; }
.btn-secondary { background: transparent; color: var(--fg); }
.btn-secondary:hover { background: #f4f4f4; }
.btn-row { display: flex; gap: var(--space-2); flex-wrap: wrap; }

/* ---------- Cards / grid ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.card h3 { font-size: 1.35rem; margin-bottom: var(--space-1); }
.card p { color: var(--muted); flex-grow: 1; }
.card .btn { align-self: flex-start; margin-top: var(--space-2); }
.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  margin-bottom: var(--space-2);
  width: fit-content;
}

/* ---------- Feature rows (image + text) ---------- */
.feature-row {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}
.feature-row.reverse .feature-media { order: 2; }
.feature-row.reverse .feature-copy { order: 1; }
.feature-media img {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
}
.caption {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: var(--space-1);
}
.note {
  font-size: 0.9rem;
  color: var(--muted);
  border-left: 3px solid var(--border-strong);
  padding-left: var(--space-2);
  margin-top: var(--space-2);
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.price-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
}
.price-card.featured { border-color: var(--border-strong); border-width: 2px; }
.price-amount { font-size: 2.1rem; font-weight: 700; margin: var(--space-2) 0 0; }
.price-amount span { font-size: 0.95rem; font-weight: 500; color: var(--muted); }
.price-annual { font-size: 0.85rem; color: var(--muted); margin: 0 0 var(--space-3); }
.price-card ul { list-style: none; margin: 0 0 var(--space-3); padding: 0; flex-grow: 1; }
.price-card li {
  padding: 0.45rem 0;
  border-top: 1px solid var(--border);
  font-size: 0.95rem;
}
.price-card li:first-child { border-top: none; }
.trial-note { font-size: 0.8rem; color: var(--muted); margin-top: var(--space-2); }

/* ---------- FAQ ---------- */
.faq-item { border-top: 1px solid var(--border); padding: var(--space-3) 0; }
.faq-item:last-child { border-bottom: 1px solid var(--border); }
.faq-item h3 { margin-bottom: var(--space-1); }
.faq-item p { color: var(--muted); margin: 0; }

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--border);
  padding: var(--space-5) 0;
  font-size: 0.88rem;
  color: var(--muted);
}
footer .footer-top {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}
footer a { text-decoration: none; color: var(--muted); }
footer a:hover { text-decoration: underline; color: var(--fg); }
footer .footer-links { display: flex; gap: var(--space-3); flex-wrap: wrap; list-style: none; padding: 0; margin: 0; }
footer .legal { border-top: 1px solid var(--border); margin-top: var(--space-3); padding-top: var(--space-3); }

/* ---------- Utility ---------- */
.center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.stack-sm > * + * { margin-top: var(--space-2); }
.badge-caveat {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--fg);
  background: #f4f4f4;
  border-radius: 6px;
  padding: 0.15rem 0.5rem;
  margin-left: 0.4rem;
}

/* ---------- Sticky nav ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

/* ---------- Showcase (full-bleed dark screenshot sections) ---------- */
.showcase {
  background: var(--fg);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--fg);
}
.showcase .container {
  max-width: 1280px;
  display: flex;
  justify-content: center;
}
.showcase img {
  width: 100%;
  max-width: 1180px;
  border-radius: var(--radius);
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.6);
}
section + .showcase,
.showcase + section {
  border-top: none;
}

/* ---------- Pricing: solid featured card ---------- */
.price-card.featured {
  border-color: var(--fg);
  border-width: 1px;
  background: var(--fg);
  color: #fff;
}
.price-card.featured .price-amount span,
.price-card.featured .price-annual,
.price-card.featured .trial-note { color: #b8b8b8; }
.price-card.featured li { border-top-color: #2c2c2c; }
.price-card.featured li:first-child { border-top: none; }
.price-card.featured .tag {
  border-color: #3a3a3a;
  color: #d8d8d8;
}

/* ---------- Card hover ---------- */
.card {
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.card:hover {
  box-shadow: 0 16px 40px -24px rgba(0, 0, 0, 0.35);
  transform: translateY(-2px);
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .grid-2, .grid-3, .pricing-grid { grid-template-columns: 1fr; }
  .feature-row, .feature-row.reverse { grid-template-columns: 1fr; }
  .feature-row.reverse .feature-media,
  .feature-row.reverse .feature-copy { order: initial; }
  .nav-links { gap: var(--space-3); font-size: 0.88rem; }
  section { padding: var(--space-5) 0; }
  .hero { padding: var(--space-5) 0 var(--space-4); }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .nav-links { gap: var(--space-2); }
  .btn { padding: 0.75rem 1.2rem; font-size: 0.9rem; }
  footer .footer-top { flex-direction: column; gap: var(--space-2); }
}

@media (max-width: 480px) {
  .site-nav .container {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
  }
  .wordmark { font-size: 1.05rem; }
  .nav-links { font-size: 0.85rem; gap: var(--space-2); }
}
@media (max-width: 860px) {
  .showcase { padding: var(--space-5) 0; }
}
@media (max-width: 640px) {
  .showcase img {
    aspect-ratio: 4 / 3;
    object-fit: cover;
    object-position: right center;
  }
  .showcase img.pos-bottom {
    object-position: center bottom;
  }
}