:root{--bg:#0d1117;--fg:#e6edf3;--muted:#8b949e;--accent:#7ee787;--card:#161b22;--border:#30363d}
*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;line-height:1.6}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
header,footer{padding:1.25rem 2rem;border-bottom:1px solid var(--border)}
footer{border-top:1px solid var(--border);border-bottom:none;color:var(--muted);font-size:.9rem}
main{max-width:960px;margin:0 auto;padding:2rem}
h1,h2,h3{line-height:1.25}
.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:1.25rem;margin:1rem 0}
nav a{margin-right:1rem}
/* Establish field-guide aesthetic: earthy greens, slate blues, sandstone cream backgrounds. Serif body text for readability, sans-serif headers for clarity. Color-coded conservation status, card components, and table styles that reinforce the naturalist reference feel. */
/* Utah Frogs & Toads — Field Guide Theme */

:root {
  --frog-green: #4a7c59;
  --frog-green-dark: #2e5240;
  --slate-blue: #3d6b84;
  --slate-blue-light: #d0e4ed;
  --mud-brown: #6b4f3a;
  --sandstone: #e8dcc8;
  --cream: #f7f4ee;
  --text-dark: #1e2a22;
  --text-mid: #3a4a40;
  --border-subtle: #c8d8c0;
}

body {
  background-color: var(--cream);
  color: var(--text-dark);
  font-family: 'Georgia', 'Times New Roman', serif;
  line-height: 1.75;
}

/* Headers */
h1, h2, h3, h4 {
  font-family: 'Trebuchet MS', 'Helvetica Neue', sans-serif;
  color: var(--frog-green-dark);
  letter-spacing: -0.01em;
}

h1 { font-size: 2.2rem; border-bottom: 3px solid var(--frog-green); padding-bottom: 0.3em; }
h2 { font-size: 1.5rem; color: var(--slate-blue); margin-top: 2rem; }
h3 { font-size: 1.15rem; color: var(--frog-green); }

/* Navigation */
nav {
  background: var(--frog-green-dark);
  border-bottom: 4px solid var(--frog-green);
}
nav a {
  color: #d4edd8 !important;
  font-family: 'Trebuchet MS', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
nav a:hover { color: #ffffff !important; }

/* Site title in header */
header .site-title, .site-title {
  color: var(--cream) !important;
  font-family: 'Trebuchet MS', sans-serif;
}

/* Hero / intro sections */
.hero, [class*="hero"] {
  background: linear-gradient(135deg, var(--frog-green-dark) 0%, var(--slate-blue) 100%);
  color: var(--cream);
  border-radius: 8px;
  padding: 2.5rem;
  margin-bottom: 2rem;
}

/* Cards and callout boxes */
.card, [class*="card"] {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--frog-green);
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
}

/* Conservation callout */
.conservation, [class*="conservation"], .callout {
  background: var(--slate-blue-light);
  border-left: 4px solid var(--slate-blue);
  border-radius: 4px;
  padding: 1rem 1.5rem;
}

/* Species status badges */
.status-sensitive { color: #b85c00; font-weight: bold; }
.status-invasive { color: #8b1a1a; font-weight: bold; }
.status-extirpated { color: #555; font-style: italic; }
.status-concern { color: #7a5200; font-weight: bold; }

/* Links */
a { color: var(--slate-blue); text-decoration: none; }
a:hover { color: var(--frog-green-dark); text-decoration: underline; }

/* Species list tables / dl */
dl { margin: 1rem 0; }
dt { font-weight: bold; color: var(--frog-green-dark); font-family: 'Trebuchet MS', sans-serif; margin-top: 1rem; }
dd { margin-left: 1.5rem; color: var(--text-mid); }

/* Blockquotes — for field notes / fun facts */
blockquote {
  border-left: 4px solid var(--frog-green);
  background: var(--sandstone);
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  border-radius: 0 6px 6px 0;
  font-style: italic;
  color: var(--mud-brown);
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}
th {
  background: var(--frog-green-dark);
  color: var(--cream);
  padding: 0.6rem 1rem;
  text-align: left;
  font-family: 'Trebuchet MS', sans-serif;
}
td {
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
}
tr:nth-child(even) td { background: #f0f5f0; }

/* Footer */
footer {
  background: var(--frog-green-dark);
  color: #a8c8a8;
  font-size: 0.85rem;
  padding: 1.5rem;
  text-align: center;
  margin-top: 3rem;
}
footer a { color: #c8e8c8; }