:root {
  --site-bg: #f8faf9;
  --surface: #ffffff;
  --primary: #2f4f3e;
  --primary-strong: #1f3529;
  --muted: #6b7280;
  --border: #dce3df;
}

html {
  font-size: 16px;
}

body {
  background-color: var(--site-bg);
  color: #122118;
}

.site-nav {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.navbar-brand,
.nav-link {
  color: var(--primary-strong) !important;
}

.lang-switch .lang-link {
  color: var(--primary-strong);
  text-decoration: none;
  font-weight: 500;
  padding: 0.2rem 0.35rem;
  border-radius: 0.35rem;
}

.lang-switch .lang-link.active {
  background: #e7efe9;
  font-weight: 700;
}

.lang-switch .lang-link:hover {
  text-decoration: underline;
}

.hero {
  background: linear-gradient(135deg, #ffffff 0%, #eff4f0 100%);
  border: 1px solid var(--border);
}

.site-footer {
  background: #ffffff;
  color: var(--muted);
}

.article-card {
  background: #ffffff;
}

.btn-brand {
  color: #fff;
  background-color: var(--primary);
  border-color: var(--primary);
}

.btn-brand:hover,
.btn-brand:focus {
  color: #fff;
  background-color: var(--primary-strong);
  border-color: var(--primary-strong);
}

.btn-outline-brand {
  color: var(--primary-strong);
  border-color: var(--primary);
  background: transparent;
}

.btn-outline-brand:hover,
.btn-outline-brand:focus {
  color: #fff;
  background-color: var(--primary);
}

.link-brand {
  color: var(--primary);
  text-decoration: none;
}

.link-brand:hover {
  color: var(--primary-strong);
  text-decoration: underline;
}

.contact-list li {
  margin-bottom: 0.6rem;
}

.contact-list a {
  color: var(--primary-strong);
  text-decoration: none;
}

.contact-list a:hover {
  text-decoration: underline;
}

.form-control:focus,
.btn:focus {
  border-color: #6f9a80;
  box-shadow: 0 0 0 0.2rem rgba(47, 79, 62, 0.15);
}