:root {
  --color-bg: #fdfbf7;
  --color-text: #2b2621;
  --color-muted: #6b6259;
  --color-primary: #d97a3f;
  --color-primary-dark: #b85f2b;
  --color-card: #ffffff;
  --color-border: #e8e1d6;
  --radius: 10px;
  --max-width: 960px;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

a { color: var(--color-primary-dark); }
a:hover { color: var(--color-primary); }

header.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-card);
}

.site-header .wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--color-text);
  text-decoration: none;
}

.logo span { color: var(--color-primary); }

nav.main-nav a {
  margin-left: 1.25rem;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.95rem;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.hero {
  text-align: center;
  padding: 2.5rem 1rem 3rem;
}

.hero h1 {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
}

.hero p {
  color: var(--color-muted);
  max-width: 640px;
  margin: 0 auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-decoration: none;
  color: var(--color-text);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  display: block;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.06);
}

.card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.card .badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  margin-bottom: 0.5rem;
}

.badge.tool { background: #fdeee1; color: var(--color-primary-dark); }
.badge.soon { background: #eee; color: var(--color-muted); }

.tool-page h1 { margin-bottom: 0.25rem; }
.tool-page .subtitle { color: var(--color-muted); margin-top: 0; }

.byline {
  color: var(--color-muted);
  font-size: 0.85rem;
  margin-top: 0;
  margin-bottom: 1.5rem;
}

.calculator {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin: 1.5rem 0;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}

.field select,
.field input {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 1rem;
  background: #fff;
  color: var(--color-text);
}

.btn {
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 0.7rem 1.4rem;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}

.btn:hover { background: var(--color-primary-dark); }

.result {
  margin-top: 1.25rem;
  padding: 1rem;
  border-radius: var(--radius);
  background: #fdeee1;
  border: 1px solid #f3d4b8;
  display: none;
}

.result.show { display: block; }

.result .big {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.ad-slot {
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.8rem;
  margin: 2rem 0;
}

article.content h2 {
  margin-top: 2rem;
}

footer.site-footer {
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.85rem;
  text-align: center;
  padding: 2rem 1.25rem;
}

.footer-links {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: var(--color-muted);
  text-decoration: none;
  margin: 0 0.5rem;
}

.footer-links a:hover {
  color: var(--color-primary-dark);
}