/* Karsilas Site Header & Footer - v2.0 */
.site-header {
  background: #fff;
  box-shadow: 0 1px 8px rgba(0,0,0,.08);
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
}
.site-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .9rem 0;
}
.site-logo {
  color: #ff6b35;
  font-size: 1.7rem;
  font-weight: 800;
  text-decoration: none;
  font-family: 'Inter', system-ui, sans-serif;
  letter-spacing: -.02em;
}
.site-nav-links {
  display: flex;
  list-style: none;
  gap: 1.8rem;
  margin: 0;
  padding: 0;
}
.site-nav-links a {
  text-decoration: none;
  color: #475569;
  font-weight: 500;
  font-size: .95rem;
  transition: color .2s;
  font-family: 'Inter', system-ui, sans-serif;
}
.site-nav-links a:hover {
  color: #ff6b35;
}
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: #334155;
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .site-nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    padding: 1rem 20px;
    box-shadow: 0 8px 16px rgba(0,0,0,.1);
    gap: .5rem;
  }
  .site-nav-links.open { display: flex; }
  .site-nav-links a { padding: .6rem 0; font-size: 1.05rem; }
  .site-nav { position: relative; }
}

/* Footer */
.site-footer {
  background: #1e293b;
  color: #94a3b8;
  padding: 3rem 0 0;
  margin-top: 3rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}
.footer-col h3 { color: #fff; margin-bottom: .8rem; font-size: 1.3rem; }
.footer-col h4 { color: #fff; margin-bottom: .8rem; font-size: 1rem; }
.footer-col p { line-height: 1.7; font-size: .9rem; }
.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { margin-bottom: .4rem; }
.footer-col ul li a { color: #94a3b8; text-decoration: none; font-size: .9rem; transition: color .2s; }
.footer-col ul li a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid #334155;
  margin-top: 2rem;
  padding: 1.5rem 0;
  text-align: center;
  font-size: .85rem;
}