/* Farb-Variablen – alle Grünwerte identisch */
:root {
  --color-bg: #ffffff;
  --color-surface: #ffffff;

  /* Einheitliches Grün */
  --color-primary: #64C12A;
  --color-primary-dark: #64C12A;
  --color-secondary: #64C12A;
  --color-secondary-dark: #64C12A;
  --color-accent: #64C12A;

  --color-text: #1F2937;
  --color-muted: #6B7280;
  --color-border: #E5E7EB;

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  --base-radius: 8px;
  --container-padding: 1rem;
  --max-width: 1100px;
}

/* Reset */
* { box-sizing: border-box; }
html, body { margin:0; padding:0; height:100%; }
body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Accessibility */
.sr-only {
  position: absolute!important;
  width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}
.skip-link {
  position: fixed; top:1rem; left:1rem;
  background: var(--color-text); color:#fff;
  padding:.5rem .75rem; border-radius: var(--base-radius);
  transform: translateY(-150%); transition: transform .2s;
  z-index:1000;
}
.skip-link:focus {
  transform: translateY(0);
}

/* Container */
.container {
  max-width: var(--max-width);
  padding: 0 var(--container-padding);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky; top:0; width:100%;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(5px);
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
  z-index:100;
}
.header-inner {
  display: flex; align-items: center;
  justify-content: space-between; height:4.5rem;
}
.logo {
  display: flex; align-items: center;
  color: var(--color-primary); text-decoration: none;
  font-weight:600; font-size:1.25rem;
}
.logo svg { margin-right:.5rem; }
.main-nav { position: relative; }
.nav-toggle {
  display: none; background:none; border:none;
  cursor:pointer; color: var(--color-text); padding:.5rem;
}
.nav-list {
  list-style:none; margin:0; padding:0;
  display:flex; gap:1.5rem;
}
.nav-list li a {
  text-decoration:none; color: var(--color-text);
  font-weight:500; transition: color .2s;
}
.nav-list li a:hover {
  color: var(--color-primary);
}

/* Hero mit fixed Background */
.hero {
  background-image: url(https://dirk.server4.oeweb.de/background.jpg);
  background-position: center top;
  background-size: cover;
  background-attachment: fixed;
  min-height: 75vh;

  display: flex;
  align-items: center;
  justify-content: center; /* <<< Horizontales Zentrieren */
}
.container.hero-inner {
  position: relative;
  padding: 2rem 0 4rem;
  z-index: 1;
}
.hero-content {
  text-align: center; /* <<< Text zentrieren */
}
.hero-content h1 {
  font-size:2.5rem; margin:0 0 1rem;
  font-weight:800; color:#fff;
  text-shadow:0 2px 6px rgba(0,0,0,0.6);
}
.hero-sub {
  margin:0 0 1.5rem; color:#f0f0f0;
  text-shadow:0 1px 3px rgba(0,0,0,0.5);
}
.hero-ctas { display:flex; gap:1rem; flex-wrap:wrap; justify-content: center; }

/* Split */
.split {
  display: grid; gap:2rem;
  grid-template-columns:1fr;
  margin-bottom:2rem;
}
.split-col h2 {
  font-size:1.75rem; margin-bottom:.5rem;
  color: var(--color-primary);
}

/* Listen */
.features-grid {
  list-style:none; margin:1rem 0; padding:0;
  display:grid; gap:.75rem;
}
.features-grid li {
  position:relative; padding-left:1.5rem;
}
.features-grid li::before {
  content:''; position:absolute;
  top:.6em; left:0;
  width:.5em; height:.5em;
  background: var(--color-accent); border-radius:50%;
}

/* Buttons */
button,
input[type="submit"],
input[type="button"],
.btn {
  display: inline-block;
  text-decoration: none;
  padding: .5rem 1rem;
  border-radius: var(--base-radius);
  font-weight: 600;
  transition: background .2s, color .2s;
  cursor: pointer;
  border: none;
  box-sizing: border-box;
}

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

.btn-secondary {
  background: var(--color-secondary);
  color: #fff;
}
.btn-secondary:hover {
  background: var(--color-secondary-dark);
}

.btn-ghost {
  background: transparent;
  border: 2px solid var(--color-secondary);
  color: var(--color-secondary);
}
.btn-ghost:hover {
  background: var(--color-secondary);
  color: #fff;
}

/* CTA */
.section-cta {
  background: var(--color-primary);
  color: #fff;
  text-align: center;
  padding: 2.5rem 1rem;
  border-radius: var(--base-radius);
  margin: 2rem 0;
}
.section-cta .btn-primary {
  background: #fff;
  color: var(--color-primary);
}
.section-cta .btn-lg {
  padding: .75rem 1.5rem;
  font-size: 1.125rem;
}

/* Reviews */
.reviews-grid {
  display: flex; gap:1rem; justify-content:center;
  flex-wrap: wrap; align-items: center;
}
.review img {
  display: block; max-width:150px; border-radius: var(--base-radius);
}

/* Kontakt */
.contact-inner {
  display: grid; gap:2rem;
}
.contact-card {
  background: var(--color-surface);
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--base-radius);
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}
.contact-form .form-row {
  margin-bottom:1rem;
}
.contact-form label {
  display:block; margin-bottom:.25rem; font-weight:500;
}
.contact-form input,
.contact-form textarea {
  width:100%; padding:.5rem;
  border:1px solid var(--color-border);
  border-radius: var(--base-radius);
  font-size:1rem;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline:none;
  border-color: var(--color-primary);
  box-shadow:0 0 0 2px rgba(100,193,42,0.2);
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top:1px solid var(--color-border);
  padding:1.5rem 0; text-align:center; color: var(--color-muted);
  font-size:.875rem;
}
.footer-nav {
  margin:1rem 0;
}
.footer-nav a {
  margin:0 .5rem; color: var(--color-text);
  text-decoration:none;
}
.footer-nav a:hover {
  color: var(--color-primary);
}

/* Responsive */
@media (min-width: 768px) {
  .split { grid-template-columns:1fr 1fr; }
  .nav-toggle { display:none; }
  .nav-list { display:flex !important; }
}
@media (max-width: 767px) {
  .nav-toggle { display:block; }
  .nav-list {
    display:none; position:absolute; top:100%; right:0;
    background:var(--color-surface);
    flex-direction:column; width:200px;
    box-shadow:0 2px 8px rgba(0,0,0,0.1);
    border-radius: var(--base-radius);
  }
  .nav-list.nav-open { display:flex; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration:0.001s !important;
    transition-duration:0.001s !important;
  }
}