/* Seawater marketing site — shared styles
   Palette: deep ocean blues + cyan-teal accent (pulled from moray mark) */

:root {
  --bg-primary: #050914;
  --bg-secondary: #0a1428;
  --bg-elevated: #0f1e3a;
  --border: #1a2f52;
  --border-accent: #2d4a7a;
  --text-primary: #e6edf7;
  --text-secondary: #8aa0c2;
  --text-muted: #5a7099;
  --accent: #4fc3f7;
  --accent-strong: #81d4fa;
  --accent-dim: rgba(79, 195, 247, 0.12);
  --accent-glow: rgba(79, 195, 247, 0.06);
  --danger: #ef5350;
  --danger-muted: rgba(239, 83, 80, 0.18);
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse at 20% 0%, rgba(79, 195, 247, 0.06), transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(129, 212, 250, 0.04), transparent 55%);
  background-attachment: fixed;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Topbar --- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(5, 9, 20, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-wordmark {
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: 0.02em;
}

.logo-wave {
  color: var(--accent);
}

.topbar-nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.topbar-link {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color 0.2s ease;
}

.topbar-link:hover { color: var(--text-secondary); }
.topbar-link.cta { color: var(--accent); }
.topbar-link.cta:hover { color: var(--accent-strong); }

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 8rem 2rem 4rem;
  margin: 0 auto;
  position: relative;
  text-align: center;
}

.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  line-height: 1.12;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
  max-width: 820px;
}

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

.hero-sub {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 650px;
  margin-bottom: 3rem;
}

.hero-cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 4px;
  border: 1px solid;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-accent);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* --- Sections --- */
.section {
  max-width: 900px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.section-wide { max-width: 1100px; }

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.section-heading em {
  font-style: italic;
  color: var(--accent);
}

.section-body {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 720px;
}

.section-body p { margin-bottom: 1.25rem; }

.section-body strong {
  color: var(--text-primary);
  font-weight: 500;
}

.section-divider {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
}
.section-divider hr {
  border: none;
  border-top: 1px solid var(--border);
}

/* --- Primitive cards (6 capabilities) --- */
.primitives-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.primitive-card {
  padding: 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.primitive-card:hover {
  border-color: var(--border-accent);
}

.primitive-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
  letter-spacing: 0.02em;
}

.primitive-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* --- Comparison table --- */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 2rem;
  font-size: 0.875rem;
}

.compare-table th,
.compare-table td {
  padding: 0.9rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.compare-table th {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--border-accent);
}

.compare-table td:first-child {
  color: var(--text-primary);
  font-weight: 500;
}

.compare-table td.morey {
  color: var(--accent);
}

/* --- Pricing cards --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.pricing-card {
  padding: 2rem 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.pricing-tier {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.pricing-card.featured .pricing-tier { color: var(--accent); }

.pricing-price {
  font-family: var(--font-display);
  font-size: 2.25rem;
  line-height: 1;
  margin-bottom: 0.35rem;
}

.pricing-price small {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.pricing-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.pricing-features {
  list-style: none;
  flex: 1;
  margin-bottom: 1.5rem;
}

.pricing-features li {
  font-size: 0.825rem;
  line-height: 1.6;
  color: var(--text-secondary);
  padding: 0.35rem 0 0.35rem 1.4rem;
  position: relative;
}

.pricing-features li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.75rem;
  top: 0.5rem;
}

/* --- Code block --- */
.code-block {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--text-primary);
  overflow-x: auto;
  margin: 1.5rem 0;
}

.code-block .prompt { color: var(--accent); }
.code-block .comment { color: var(--text-muted); }
.code-block .ok { color: #81c784; }
.code-block .warn { color: #ffb74d; }

/* --- Blog list --- */
.blog-list {
  list-style: none;
  margin-top: 2rem;
  border-top: 1px solid var(--border);
}

.blog-item {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 7rem 1fr auto;
  gap: 2rem;
  align-items: baseline;
}

.blog-date {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.blog-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1.35;
}

.blog-title a {
  color: var(--text-primary);
  text-decoration: none;
}
.blog-title a:hover { color: var(--accent); }

.blog-status {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.blog-status.draft { color: var(--text-muted); }
.blog-status.live { color: var(--accent); }

.blog-summary {
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  grid-column: 2 / 3;
}

/* --- Article (blog post body) --- */
.article {
  max-width: 720px;
  margin: 0 auto;
  padding: 8rem 2rem 6rem;
}

.article-kicker {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.article-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.2;
  font-weight: 400;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.article-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.article-body p { margin-bottom: 1.5rem; }

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 3rem 0 1rem;
  letter-spacing: -0.01em;
}

.article-body h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 2rem 0 0.75rem;
}

.article-body strong {
  color: var(--text-primary);
  font-weight: 500;
}

.article-body em { font-style: italic; color: var(--text-primary); }

.article-body a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(79, 195, 247, 0.35);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s ease;
}
.article-body a:hover { text-decoration-color: var(--accent); }

.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.25rem 1.5rem;
  margin: 1.75rem 0;
  color: var(--text-primary);
  font-style: italic;
  background: var(--accent-glow);
}

.article-body ul, .article-body ol {
  margin: 0 0 1.5rem 1.5rem;
}

.article-body li { margin-bottom: 0.5rem; }

.article-body code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--bg-secondary);
  padding: 0.1em 0.4em;
  border-radius: 3px;
  color: var(--accent-strong);
}

.article-body pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-size: 0.875rem;
}

.article-body pre code {
  background: none;
  padding: 0;
  color: var(--text-primary);
}

.callout {
  background: var(--accent-dim);
  border: 1px solid rgba(79, 195, 247, 0.25);
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
  font-size: 0.95rem;
  line-height: 1.65;
}

.callout strong { color: var(--accent); }

/* --- Footer --- */
.footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.75rem;
  text-align: center;
  letter-spacing: 0.05em;
}

.footer a {
  color: var(--text-muted);
  text-decoration: none;
  margin: 0 0.75rem;
  transition: color 0.2s;
}
.footer a:hover { color: var(--accent); }

/* --- Responsive --- */
@media (max-width: 640px) {
  .topbar { padding: 1rem 1.25rem; }
  .topbar-nav { gap: 1rem; }
  .topbar-link { font-size: 0.7rem; }
  .section { padding: 4rem 1.5rem; }
  .article { padding: 6rem 1.5rem 4rem; }
  .blog-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .blog-summary { grid-column: 1; }
}