:root {
  --bg: #f2f6f6;
  --surface: rgba(255,255,255,0.9);
  --surface-strong: #ffffff;
  --ink: #18252e;
  --muted: #52616a;
  --line: rgba(14, 49, 66, 0.12);
  --brand: #12394c;
  --brand-2: #2d6d74;
  --accent: #c69254;
  --shadow: 0 18px 40px rgba(8, 26, 36, 0.10);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --content: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(105, 180, 175, 0.22), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(18, 57, 76, 0.12), transparent 25%),
    linear-gradient(180deg, #eef4f4 0%, var(--bg) 100%);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; border-radius: var(--radius-lg); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--brand); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.06em; }
.wrap { width: min(calc(100% - 32px), var(--content)); margin: 0 auto; }
.site-header { padding: 18px 0; }
.nav {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 18px; background: rgba(255,255,255,0.72); border: 1px solid var(--line);
  border-radius: 999px; backdrop-filter: blur(12px);
}
.nav-links { display: flex; gap: 18px; flex-wrap: wrap; font-size: 0.95rem; }
.brand {
  display: inline-flex; align-items: center; gap: 12px; font-weight: 700; letter-spacing: 0.01em;
}
.brand-mark {
  width: 42px; height: 42px; border-radius: 14px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: white; display: grid; place-items: center; font-size: 1.1rem;
  box-shadow: var(--shadow);
}
.hero {
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 28px;
  padding: 32px 0 20px;
}
.hero-card, .panel, .page-card, .app-card, .species-card, .topic-card, .feature-card, .faq-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}
.hero-card { padding: 34px; background: linear-gradient(180deg, rgba(18,57,76,0.96), rgba(27,80,95,0.96)); color: white; }
.eyebrow {
  margin: 0 0 12px; text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.78rem;
  color: rgba(255,255,255,0.7); font-weight: 700;
}
.hero h1, h1, h2, h3 {
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  line-height: 1.08;
}
.hero h1 { margin: 0 0 14px; font-size: clamp(2.5rem, 5vw, 4.8rem); }
.hero-copy { font-size: 1.08rem; color: rgba(255,255,255,0.86); max-width: 48rem; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.button, .button-secondary, .button-muted {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 700; border: 1px solid transparent;
}
.button { background: linear-gradient(135deg, #e8f4f2, #c4e2de); color: var(--brand); }
.button-secondary { background: rgba(255,255,255,0.14); color: white; border-color: rgba(255,255,255,0.18); }
.button-muted { background: rgba(18,57,76,0.06); color: var(--brand); border-color: var(--line); }
.hero-meta { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 24px; }
.stat {
  padding: 16px; border-radius: var(--radius-md); background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.12);
}
.stat-label { display: block; color: rgba(255,255,255,0.68); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; }
.stat-value { display: block; margin-top: 6px; font-size: 1.2rem; font-weight: 700; }
.panel { padding: 20px; }
.panel h3, .page-card h2 { margin-top: 0; }
.screenshot-stack { display: grid; gap: 14px; }
.screenshot-stack figcaption { margin-top: 10px; color: var(--muted); font-size: 0.95rem; }
.section { padding: 22px 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 16px; }
.section-head h2 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.4rem); }
.section-head p { margin: 0; color: var(--muted); max-width: 42rem; }
.grid-2, .grid-3, .grid-4, .species-grid, .topic-grid, .feature-grid, .faq-grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3, .feature-grid, .faq-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4, .species-grid, .topic-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.feature-card, .species-card, .topic-card, .app-card, .page-card, .faq-card { padding: 20px; }
.species-card h3, .topic-card h3, .feature-card h3, .app-card h3, .faq-card h3 { margin: 12px 0 8px; font-size: 1.25rem; }
.muted { color: var(--muted); }
.art-frame {
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 2px);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18,57,76,0.08), rgba(18,57,76,0.02));
}
.art-frame img { width: 100%; height: auto; object-fit: cover; }
.species-card .art-frame { margin: -2px -2px 16px; border-radius: calc(var(--radius-lg) + 2px) calc(var(--radius-lg) + 2px) 18px 18px; }
.species-card .art-frame img { aspect-ratio: 4 / 3; }
.species-hero-panel { display: grid; gap: 14px; }
.species-hero-figure { margin: 0; }
.species-hero-figure figcaption { margin-top: 10px; color: var(--muted); font-size: 0.95rem; }
.species-credit { display: block; margin-top: 6px; font-size: 0.82rem; color: var(--muted); }
.pill-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.pill {
  display: inline-flex; align-items: center; min-height: 34px; padding: 0 12px; border-radius: 999px;
  background: rgba(18,57,76,0.06); color: var(--brand); font-size: 0.88rem; border: 1px solid var(--line);
}
.catalog-hero { padding: 28px 0 8px; }
.catalog-grid { display: grid; gap: 16px; grid-template-columns: 320px minmax(0, 1fr); }
.page-card h1 { margin: 10px 0 14px; font-size: clamp(2.2rem, 4.5vw, 3.8rem); }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
.fact {
  padding: 14px; border-radius: var(--radius-md); background: rgba(18,57,76,0.05);
  border: 1px solid var(--line);
}
.fact-label { display: block; font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--brand-2); }
.fact-value { display: block; margin-top: 6px; color: var(--ink); }
.prose p, .prose li { color: var(--muted); }
.prose ul, .prose ol { padding-left: 18px; }
.breadcrumbs { display: flex; gap: 8px; flex-wrap: wrap; color: var(--muted); font-size: 0.92rem; }
.breadcrumbs span { color: var(--muted); }
.footer {
  padding: 34px 0 56px; color: var(--muted); font-size: 0.94rem;
}
.footer-grid { display: grid; gap: 18px; grid-template-columns: 1.2fr 0.8fr 0.8fr; }
.notice {
  margin-top: 16px; padding: 14px 16px; border-radius: var(--radius-md);
  background: rgba(198,146,84,0.12); border: 1px solid rgba(198,146,84,0.24); color: var(--ink);
}
@media (max-width: 980px) {
  .hero, .catalog-grid, .footer-grid { grid-template-columns: 1fr; }
  .grid-2, .grid-3, .grid-4, .species-grid, .topic-grid, .feature-grid, .faq-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .nav { border-radius: 26px; align-items: start; }
  .nav-links { gap: 12px; }
  .grid-2, .grid-3, .grid-4, .species-grid, .topic-grid, .feature-grid, .faq-grid, .facts, .hero-meta { grid-template-columns: 1fr; }
  .hero-card, .panel, .page-card, .app-card, .species-card, .topic-card, .feature-card, .faq-card { padding: 18px; }
}