/* -------------------------
   Grundlegendes
   ------------------------- */

:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --text-muted: #475569;
  --primary: #2563eb;
  --primary-contrast: #ffffff;
  --border: #e2e8f0;
  --shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
  --radius: 16px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

/* -------------------------
   Layout
   ------------------------- */

.container {
  width: min(92%, 1100px);
  margin-inline: auto;
  padding-block: clamp(2rem, 6vw, 4rem);
}

main {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1.25rem, 4vw, 2rem);
  margin-block: clamp(1rem, 3vw, 2rem);
}

/* -------------------------
   Typografie
   ------------------------- */

h1,
h2,
h3 {
  line-height: 1.25;
  margin-block-end: 0.75rem;
  color: var(--text);
}

h1 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.1rem, 2.5vw, 1.25rem);
  font-weight: 600;
}

p {
  margin-block-end: 1rem;
  color: var(--text-muted);
}

/* -------------------------
   Flyer / Bild
   ------------------------- */

.flyer {
  width: 100%;
  border-radius: calc(var(--radius) - 4px);
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(2, 6, 23, 0.06);
  margin-block: 1.25rem 1rem;
  background: #f1f5f9;
}

.flyer img {
  width: 100%;
  height: auto;
  display: block;
}

/* -------------------------
   Buttons & Aktionen
   ------------------------- */

.btn {
  display: inline-block;
  background: var(--primary);
  color: var(--primary-contrast);
  padding: 0.7rem 1.1rem;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease,
    background-color 0.15s ease;
}

.btn:hover,
.btn:focus {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.35);
  text-decoration: none;
}

.btn:active {
  transform: translateY(0);
}

/* -------------------------
   Footer / Impressum-Links
   ------------------------- */

footer {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

footer a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

footer a:hover,
footer a:focus {
  text-decoration: underline;
}

/* -------------------------
   Impressum / Datenschutz
   ------------------------- */

.impressum-content,
.datenschutz-content {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1.25rem, 4vw, 2rem);
  margin-block: clamp(1rem, 3vw, 2rem);
}

.impressum-content h1,
.datenschutz-content h1 {
  margin-block-end: 1rem;
}

.impressum-content h2,
.datenschutz-content h2 {
  margin-block: 1.25rem 0.5rem;
  font-size: 1.15rem;
}

/* -------------------------
   Responsive / Mobile
   ------------------------- */

@media (max-width: 640px) {
  .container {
    width: 92%;
  }

  main,
  .impressum-content,
  .datenschutz-content {
    padding: 1rem;
  }

  footer {
    flex-direction: column;
    gap: 0.5rem 0;
  }
}

/* -------------------------
   Barrierefreiheit / Fokus
   ------------------------- */

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 6px;
}

/* -------------------------
   Druck
   ------------------------- */

@media print {
  body {
    background: #fff;
    color: #000;
  }

  main,
  .impressum-content,
  .datenschutz-content {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  a {
    text-decoration: underline;
    color: #000;
  }
}