/* ===== Global base ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #0f172a;
  background: #f8fafc;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ===== Shared header ===== */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: #0b1120;
}

.logo-image {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
  color: inherit;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-link {
  border: 1px solid #cbd5f5;
  border-radius: 999px;
  padding: 0.45rem 1.25rem;
  font-weight: 600;
  color: #1e1b4b;
  font-size: 0.95rem;
}

.nav-link:hover {
  background: #eef2ff;
}

.btn-cta {
  border: none;
  border-radius: 999px;
  padding: 0.55rem 1.6rem;
  font-weight: 600;
  background: #1e1b4b;
  color: white;
  box-shadow: 0 12px 30px rgba(30, 27, 75, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 34px rgba(30, 27, 75, 0.25);
}

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 1.2rem 1rem 2rem;
  font-size: 0.85rem;
  color: #94a3b8;
  margin-top: auto;
}

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    gap: 1rem;
    padding: 1.25rem 1.25rem 0;
  }

  .nav-actions {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }
}