/* Merlio marketing CSS — standalone, light theme default. No app deps. */

:root {
  /* Light theme tokens (default for marketing) */
  --accent:        #a07030;
  --accent-hover:  #8a5e26;
  --accent-soft:   rgba(160,112,48,0.10);
  --bg-primary:    #f5f0e8;
  --bg-elevated:   #fdfaf5;
  --bg-card:       #fdfaf5;
  --border-card:   rgba(180,160,130,0.28);
  --text-primary:  #1c1712;
  --text-secondary:#4a3f32;
  --text-muted:    #7a6e5e;
  --color-gain:    #16a34a;
  --color-loss:    #dc2626;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

[data-theme="dark"] {
  --accent:        #d4a052;
  --accent-hover:  #c08e3e;
  --accent-soft:   rgba(212,160,82,0.12);
  --bg-primary:    #1a1714;
  --bg-elevated:   #1f1c19;
  --bg-card:       rgba(255,255,255,0.02);
  --border-card:   rgba(255,255,255,0.06);
  --text-primary:  #e8ddd0;
  --text-secondary:#a09282;
  --text-muted:    #7a6e62;
  --color-gain:    #4ade80;
  --color-loss:    #f87171;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* Typography */
.headline,
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--text-primary);
  margin: 0 0 0.5em;
}
h1 { font-size: 56px; }
h2 { font-size: 32px; }
h3 { font-size: 22px; font-family: var(--font-body); font-weight: 600; }
p  { margin: 0 0 1em; }

.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

/* Layout */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 96px 0; }
.section-tight { padding: 56px 0; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

@media (max-width: 768px) {
  h1 { font-size: 32px; }
  h2 { font-size: 24px; }
  body { font-size: 16px; }
  .section { padding: 56px 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Buttons */
.btn-primary, .btn-secondary {
  display: inline-block;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary {
  background-color: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
  text-decoration: none;
}
.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-card);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

/* Cards */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  padding: 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(245,240,232,0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border-card);
}
.site-header .nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.wordmark {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.wordmark:hover { text-decoration: none; color: var(--accent); }
.site-header nav ul {
  display: flex;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}
.site-header nav a {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
}
.site-header nav a:hover { color: var(--accent); text-decoration: none; }
@media (max-width: 640px) {
  .site-header nav ul li.nav-link-text { display: none; }
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-card);
  padding: 40px 24px;
  margin-top: 80px;
  font-size: 14px;
  color: var(--text-muted);
}
.site-footer .footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.site-footer .footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.site-footer .footer-links a { color: var(--text-secondary); }
.site-footer .disclaimer {
  font-size: 12px;
  color: var(--text-muted);
  max-width: 720px;
  line-height: 1.5;
}

/* Comparison table */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  background-color: var(--bg-elevated);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  overflow: hidden;
}
.compare-table thead th {
  background-color: var(--bg-elevated);
  text-align: left;
  padding: 14px 18px;
  font-weight: 600;
  font-size: 14px;
  border-bottom: 1px solid var(--border-card);
  color: var(--text-primary);
}
.compare-table tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-card);
  vertical-align: top;
}
.compare-table tbody tr:nth-child(even) { background-color: var(--accent-soft); }
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table .yes { color: var(--color-gain); font-weight: 600; }
.compare-table .no  { color: var(--color-loss); font-weight: 600; }

@media (max-width: 640px) {
  .compare-table { font-size: 13px; }
  .compare-table thead th,
  .compare-table tbody td { padding: 10px 10px; }
  .compare-table thead th { font-size: 12px; }
}

/* FAQ */
.faq details {
  border: 1px solid var(--border-card);
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 12px;
  background-color: var(--bg-card);
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  color: var(--text-primary);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  font-size: 22px;
  color: var(--text-muted);
  font-weight: 400;
  margin-left: 16px;
}
.faq details[open] summary::after { content: '−'; }
.faq details[open] { background-color: var(--bg-elevated); }
.faq details > p { margin-top: 12px; color: var(--text-secondary); }

/* Hero */
.hero {
  padding: 96px 0 56px;
  text-align: left;
}
.hero h1 { max-width: 760px; }
.hero p.lead {
  font-size: 19px;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 28px;
}
.hero .cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}