:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --fg-soft: #555;
  --bg: #ffffff;
  --bg-alt: #f6f7f9;
  --accent: #0c5fcc;
  --accent-fg: #ffffff;
  --border: #e3e6eb;
  --radius: 0.5rem;
  --max: 64rem;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  color: var(--fg);
  background: var(--bg);
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

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

h1, h2, h3 { line-height: 1.2; margin-top: 0; }
h1 { font-size: 2.4rem; }
h2 { font-size: 1.7rem; margin-bottom: 1rem; }
h3 { font-size: 1.2rem; margin-bottom: .35rem; }

p { margin: 0 0 1rem; }
.lead { font-size: 1.15rem; color: var(--fg-soft); }

/* Top banner (e.g. "site under construction") */
.site-banner {
  background: #fff4cc;
  color: #5a3c00;
  border-bottom: 1px solid #e8d27a;
  font-size: .95rem;
  font-weight: 600;
  padding: .65rem 0;
  text-align: center;
  letter-spacing: .01em;
}
@media (prefers-color-scheme: dark) {
  .site-banner {
    background: #3a2f10;
    color: #f4dc8a;
    border-bottom-color: #5b4a18;
  }
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--fg);
}
.site-header nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.site-header nav a { color: var(--fg-soft); }

/* Hero */
.hero {
  padding: 4rem 0 3rem;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.cta {
  display: inline-block;
  padding: .85rem 1.4rem;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--accent-fg);
  font-weight: 600;
}
.cta:hover { text-decoration: none; opacity: .92; }

/* Sections */
section { padding: 3rem 0; }
section + section { border-top: 1px solid var(--border); }

/* Services grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.25rem;
}
.service {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
}

/* About prose */
.prose p { margin-bottom: 1rem; }

/* FAQ */
.faq dl { margin: 0; }
.faq dt { font-weight: 600; margin-top: 1rem; }
.faq dd { margin: .25rem 0 0; color: var(--fg-soft); }

/* Contact */
.contact-list { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.contact-list li { padding: .35rem 0; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--fg-soft);
  font-size: .9rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #f1f3f5;
    --fg-soft: #aab1ba;
    --bg: #0f1115;
    --bg-alt: #161a21;
    --border: #262b34;
  }
}