*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── HEADER ── */
.site-header {
  background: #0057be;
  padding: 18px 32px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
  border-radius: 0;
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

/* logo + MÁV-csoport együtt */
.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.header-logo {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
  flex-shrink: 0;
}

.header-brand-name {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}