/* FinStep — personal finance guide. Minimal editorial style. */

:root {
  --c-bg: #ffffff;
  --c-text: #1a1a1a;
  --c-muted: #6b6b6b;
  --c-accent: #2a6bff;
  --c-border: #e5e5e5;
  --c-soft: #f6f7f9;
  --radius: 6px;
  --max: 760px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

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

header {
  border-bottom: 1px solid var(--c-border);
  padding: 18px 20px;
  background: var(--c-bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.5px;
  color: var(--c-text);
}

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

nav.lang {
  display: flex;
  gap: 14px;
  font-size: 14px;
}

nav.lang a {
  color: var(--c-muted);
  text-transform: uppercase;
  font-weight: 500;
}

nav.lang a.active { color: var(--c-text); }

main {
  max-width: var(--max);
  margin: 40px auto;
  padding: 0 20px;
}

h1 {
  font-size: 34px;
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 8px;
  letter-spacing: -0.5px;
}

h2 {
  font-size: 22px;
  margin: 36px 0 12px;
  font-weight: 600;
}

h3 {
  font-size: 18px;
  margin: 24px 0 8px;
  font-weight: 600;
}

p { margin: 0 0 16px; }

.lead {
  font-size: 19px;
  color: var(--c-muted);
  margin-bottom: 30px;
}

.meta {
  color: var(--c-muted);
  font-size: 14px;
  margin-bottom: 24px;
}

.card-grid {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.card {
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 22px;
  background: var(--c-bg);
  transition: border-color 0.15s;
}

.card:hover { border-color: var(--c-accent); }

.card h3 { margin-top: 0; }
.card p { color: var(--c-muted); margin-bottom: 0; }

.callout {
  background: var(--c-soft);
  border-left: 3px solid var(--c-accent);
  padding: 16px 20px;
  border-radius: var(--radius);
  margin: 24px 0;
  color: var(--c-muted);
}

ul, ol { padding-left: 22px; }
li { margin-bottom: 8px; }

footer {
  max-width: var(--max);
  margin: 80px auto 40px;
  padding: 30px 20px 0;
  border-top: 1px solid var(--c-border);
  color: var(--c-muted);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 600px) {
  html, body { font-size: 16px; }
  h1 { font-size: 28px; }
  h2 { font-size: 20px; }
  main { margin: 24px auto; }
  .header-inner { flex-wrap: wrap; }
}