/* ========= Basis ========= */
* {
  box-sizing: border-box;
}

:root {
  --anchor-offset: 7rem;
}

body {
  margin: 0;
  font-family: system-ui, Arial, sans-serif;
	background-color: #f9fafb; 
	
	/*background-image: 
    linear-gradient(rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.7)), 
    url('maus_hintergrund.png');
  background-size: auto;
	background-repeat: no-repeat;
  background-attachment: fixed; */
	
  color: #1f2937;
  line-height: 1.6;
  font-size: 16px;
	

  scroll-snap-type: block;
}


a {
  color: #5f69aa;
}

a:focus,
button:focus,
input:focus,
textarea:focus {
  outline: 3px solid #5f69aa;
  outline-offset: 2px;
}

/* ========= Layout ========= */
.container {
  max-width: 1200px;
  margin: auto;
  padding: 0 1.5rem;
}

section {
  padding: 4rem 0;
}

section[id],
h1[id],
h2[id],
h3[id],
h4[id],
h5[id],
h6[id] {
  scroll-margin-top: var(--anchor-offset);
}

h1, h2, h3 {
  line-height: 1.3;
}

/* ========= Header ========= */
header {
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
	position: relative;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.nav-toggle {
  display: none;
  appearance: none;
  border: 1px solid #cbd5e1;
  background: #ffffff;
  border-radius: 0.6rem;
  padding: 0.55rem 0.6rem;
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: #374151;
  border-radius: 2px;
}

.nav-toggle__bar + .nav-toggle__bar {
  margin-top: 5px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

nav.main-nav {
  padding: 0.5rem 0;
}

nav a {
  text-decoration: none;
  font-size: 0.95rem;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  transition: background-color 0.2s;
}

nav a:hover {
  background-color: #f3f4f6;
}

/* ========= Hero ========= */
.hero {
  /*background: linear-gradient(90deg, #2563eb, #4f46e5);*/
	background: linear-gradient(90deg, #5f69aa, #bdc1df);
  color: #ffffff;
}

.hero-grid {
  display: grid;
  gap: 3rem;
}

.hero h1 {
  font-size: 2.2rem;
}

.hero p {
  max-width: 40rem;
}

.button {
  display: inline-block;
  background: #ffffff;
  color: #5f69aa;
  padding: 0.9rem 1.4rem;
  border-radius: 0.75rem;
  font-weight: 600;
  text-decoration: none;
}
	
	.button-blau {
		display: inline-block;
	background: #5f69aa;
  color: #ffffff;
  padding: 0.9rem 1.4rem;
  border-radius: 0.75rem;
  font-weight: 600;
  text-decoration: none;
}

.hero img {
  width: 100%;
  height: auto;
  border-radius: 1rem;
}

/* ========= Karten ========= */
.grid-3 {
  display: grid;
  gap: 2rem;
}
	
	.grid-2 {
  display: grid;
  gap: 2rem;
}

.card {
  background: #ffffff;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.06);
}

/* ========= Highlight ========= */
.gray {
  /* background: #f3f4f6; */
	background: #bdc1df;
}

ul {
  padding-left: 1.2rem;
}

li {
  margin-bottom: 0.75rem;
}

/* ========= Kontakt ========= */
form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

form input,
form textarea {
  width: 100%;
  padding: 0.8rem;
  border-radius: 0.6rem;
  border: 1px solid #cbd5e1;
  font-size: 1rem;
}


	
form button {
  background: #5f69aa;
  color: #ffffff;
  border: none;
  padding: 0.9rem;
  border-radius: 0.6rem;
  font-size: 1rem;
  cursor: pointer;
}

/* ========= Footer ========= */
footer {
  /*background: #111827; */
	background: #424976;
  color: #d1d5db;
	
  padding: 3rem 1.5rem;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

footer a {
  color: #93c5fd;
}

/* ========= Responsive ========= */

/* Mobile (bis 768px) */
@media (max-width: 767px) {
  :root {
    --anchor-offset: 10rem;
  }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 0;
  }

  nav.main-nav {
    display: none;
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 0.75rem;
    padding: 0.5rem;
    box-shadow: 0 10px 24px rgba(0,0,0,0.12);
    z-index: 150;
    flex-direction: column;
    gap: 0.25rem;
  }

  nav.main-nav.is-open {
    display: flex;
  }

  nav.main-nav a {
    display: block;
    width: 100%;
    padding: 0.75rem 0.75rem;
    font-size: 1rem;
  }
  
  .header-inner {
    padding: 0.75rem 1rem;
  }
}

@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
	
	.grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .hero h1 {
    font-size: 2.8rem;
  }
}