/* meldeauskunft.de – Stylesheet
   Barrierefreiheit: Kontraste mind. 4,5:1, sichtbarer Fokus, rem-Größen,
   Reduced-Motion-Unterstützung, kein Informationstransport allein über Farbe. */

:root {
  --color-text: #1e293b;
  --color-text-muted: #475569;
  --color-primary: #1d4ed8;
  --color-primary-dark: #1e40af;
  --color-bg: #ffffff;
  --color-bg-alt: #f1f5f9;
  --color-border: #cbd5e1;
  --color-success: #166534;
  --color-success-bg: #f0fdf4;
  --color-error: #991b1b;
  --color-error-bg: #fef2f2;
  --focus-ring: 3px solid #1d4ed8;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  /* Lange deutsche Komposita (z. B. "Melderegisterauskunft") dürfen auf
     schmalen Viewports umbrechen, sonst entsteht horizontaler Overflow
     (WCAG 1.4.10 Reflow). */
  overflow-wrap: break-word;
  hyphens: auto;
}

.container {
  max-width: 70rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.container.narrow { max-width: 46rem; }

/* Fokus deutlich sichtbar (WCAG 2.4.7) */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Skip-Link (WCAG 2.4.1) */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary-dark);
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus {
  left: 0;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 0;
  background: var(--color-bg);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo-link { display: inline-flex; }

.logo-link img { max-width: 100%; height: auto; }

.nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a:not(.btn) {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
}

.nav-list a:not(.btn):hover,
.nav-list a:not(.btn):focus {
  color: var(--color-primary);
  text-decoration: underline;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
}

.btn-large { padding: 0.85rem 1.6rem; margin: 0.25rem 0.5rem 0.25rem 0; }

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover { background: var(--color-primary-dark); }

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-bg-alt);
}

/* Sektionen */
.section { padding: 3.5rem 0; }

.section-alt { background: var(--color-bg-alt); }

.hero { padding: 4rem 0 3rem; }

.hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.2;
  max-width: 46rem;
}

.hero-text { max-width: 44rem; }

.hero-facts {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-facts li {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  padding: 0.75rem 1.25rem;
}

h2 { font-size: clamp(1.5rem, 3vw, 2rem); line-height: 1.25; }

h3 { font-size: 1.25rem; }

a { color: var(--color-primary); }

/* PLZ-Prüfung */
#plz-form label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

#plz-input {
  font-size: 1.5rem;
  letter-spacing: 0.25em;
  padding: 0.6rem 0.9rem;
  width: 12ch;
  max-width: 100%;
  border: 2px solid var(--color-text-muted);
  border-radius: 0.5rem;
  color: var(--color-text);
  background: var(--color-bg);
}

.hint {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin-top: 0.4rem;
}

.plz-result {
  margin-top: 1rem;
  min-height: 3.5rem;
}

.plz-result .result-box {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  border-radius: 0.5rem;
  padding: 0.9rem 1.1rem;
  font-weight: 600;
  border: 2px solid currentColor;
}

.plz-result .result-online {
  color: var(--color-success);
  background: var(--color-success-bg);
}

.plz-result .result-offline,
.plz-result .result-notfound,
.plz-result .result-error {
  color: var(--color-error);
  background: var(--color-error-bg);
}

.plz-result .result-pending {
  color: var(--color-text-muted);
  background: var(--color-bg);
  border-style: dashed;
  font-weight: 400;
}

.result-icon { flex-shrink: 0; }

/* Karten */
.cards {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  margin-top: 1.5rem;
}

.card {
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  background: var(--color-bg);
}

.card h3 { margin-top: 0; }

/* Ablauf */
.steps {
  max-width: 46rem;
  padding-left: 1.5rem;
}

.steps li { margin-bottom: 0.75rem; }

/* Preis */
.price { margin: 1rem 0 0.5rem; }

.price-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.price-detail {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-left: 0.5rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 0;
  background: var(--color-bg-alt);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-nav a { color: var(--color-text); }