:root {
  --gold:       #b8860b;
  --gold-light: #f5e9c4;
  --gold-mid:   #d4a827;
  --navy:       #1a2744;
  --navy-light: #2c3e6e;
  --green:      #1a5c2e;
  --green-bg:   #eaf5ee;
  --red:        #8b1a1a;
  --red-bg:     #fdf0f0;
  --amber-bg:   #fffbea;
  --text:       #1e1e1e;
  --text-muted: #555;
  --border:     #ddd;
  --bg:         #fafaf8;
  --section-bg: #fff;
}

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

body {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
}

/* ── Header ── */
header {
  background: var(--navy);
  color: #fff;
  padding: 2.5rem 2rem 2rem;
  border-bottom: 4px solid var(--gold);
}
header h1 {
  font-family: 'Merriweather', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold-mid);
  margin-bottom: 0.4rem;
}
header p.tagline {
  color: #c8d0e0;
  font-size: 1rem;
  max-width: 680px;
}

/* ── Navigation ── */
nav {
  background: var(--navy-light);
  padding: 0 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
nav a {
  color: #c8d0e0;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-bottom: 3px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  display: inline-block;
}
nav a:hover        { color: var(--gold-mid); border-color: var(--gold-mid); }
nav a.active       { color: var(--gold-mid); border-color: var(--gold-mid); font-weight: 700; }

/* ── Main layout ── */
main {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

/* ── Sections ── */
section {
  background: var(--section-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2rem;
  margin-bottom: 2rem;
}

h2 {
  font-family: 'Merriweather', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 0.5rem;
  margin-bottom: 1.25rem;
}
h3 {
  font-family: 'Merriweather', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy-light);
  margin: 1.5rem 0 0.75rem;
}

p { margin-bottom: 1rem; color: var(--text-muted); }
p:last-child { margin-bottom: 0; }
a { color: var(--navy-light); }
a:hover { color: var(--gold); }

/* ── Callout boxes ── */
.callout {
  border-left: 4px solid var(--gold);
  background: var(--gold-light);
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  border-radius: 0 4px 4px 0;
}
.callout p { color: var(--text); margin: 0 0 0.5rem; }
.callout p:last-child { margin: 0; }
.callout strong { color: var(--navy); }

/* ── Criteria groups ── */
.criteria-group {
  margin: 1.25rem 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.criteria-group-header {
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}
.criteria-group-header.radar { background: var(--amber-bg); color: #7a5800; border-bottom: 1px solid #e8d080; }
.criteria-group-header.buy   { background: var(--green-bg); color: var(--green); border-bottom: 1px solid #9fd4ae; }
.criteria-group-header.sell  { background: var(--red-bg);   color: var(--red);   border-bottom: 1px solid #f5b8b8; }

.criteria-list { list-style: none; padding: 0.5rem 0; }
.criteria-list li {
  padding: 0.5rem 1.25rem 0.5rem 3rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--text);
  border-bottom: 1px solid #f0f0f0;
}
.criteria-list li:last-child { border-bottom: none; }
.criteria-list li::before {
  content: attr(data-n);
  position: absolute;
  left: 1.25rem;
  font-weight: 700;
  color: var(--text-muted);
  font-size: 0.8rem;
  top: 0.55rem;
}
.criteria-list li .why {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 0.1rem;
}

/* ── Images ── */
.img-wrap {
  margin: 1.25rem 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: #f4f4f4;
}
.img-wrap img { display: block; width: 100%; height: auto; }
.img-caption {
  padding: 0.5rem 0.75rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  background: #fafafa;
  font-style: italic;
}

/* ── Example boxes ── */
.example-box {
  background: #f0f4ff;
  border: 1px solid #b8c8f0;
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  margin: 1.25rem 0;
}
.example-box .example-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--navy-light);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.example-box p { color: var(--text); margin-bottom: 0.5rem; }
.example-box p:last-child { margin-bottom: 0; }

/* ── Stock badge ── */
.badge {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.1rem 0.5rem;
  border-radius: 3px;
  letter-spacing: 0.05em;
  margin-right: 0.25rem;
}
.badge.green { background: var(--green); }
.badge.red   { background: var(--red); }
.badge.amber { background: #a06000; }

/* ── Resource / plain list ── */
.resource-list { list-style: none; padding: 0; margin: 0.75rem 0; }
.resource-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.95rem;
  color: var(--text);
}
.resource-list li:last-child { border-bottom: none; }

/* ── Index page card grid ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.card {
  background: var(--section-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s, box-shadow 0.2s;
  display: block;
}
.card:hover {
  border-color: var(--gold);
  box-shadow: 0 2px 8px rgba(184,134,11,0.15);
  color: var(--text);
}
.card-title {
  font-family: 'Merriweather', serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.4rem;
}
.card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── Footer ── */
footer {
  background: var(--navy);
  color: #8898bb;
  font-size: 0.8rem;
  padding: 2rem;
  line-height: 1.9;
  border-top: 3px solid var(--gold);
}
footer p { color: #8898bb; margin: 0; }

@media (max-width: 600px) {
  header h1 { font-size: 1.4rem; }
  nav a { padding: 0.6rem 0.6rem; font-size: 0.8rem; }
  main { padding: 1rem 1rem 3rem; }
  section { padding: 1.25rem; }
}