/* ============================
   Header / Navigation
   ============================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 0 var(--space-md);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 84px;
  gap: var(--space-md);
}

.site-logo {
  width: 80px;
  height: auto;
  flex-shrink: 0;
}

.site-header nav {
  align-self: center;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  flex: 1;
}

.main-nav a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 500;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-heading);
  border-bottom-color: var(--color-heading);
}

.nav-cta {
  margin-left: auto;
  flex-shrink: 0;
  align-self: center;
}

.nav-cta .btn {
  display: flex;
  height: 48px;
  min-height: unset;
  padding: 0 1.75rem;
  align-items: center;
  justify-content: center;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: auto;
  color: var(--color-text);
}

.hamburger svg {
  display: block;
}

/* ============================
   Sections
   ============================ */

.section {
  padding: var(--space-xl) var(--space-md);
}

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

.container {
  max-width: var(--container);
  margin: 0 auto;
}

.section-intro {
  max-width: 720px;
}

.section-header {
  margin-bottom: var(--space-lg);
}

.section-header h2 {
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--color-text);
  font-size: 1.05rem;
}

/* ============================
   Hero
   ============================ */

.hero {
  padding: var(--space-xl) var(--space-md);
  background: var(--color-bg);
}

.hero-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero-text h1 {
  margin-bottom: 1rem;
}

.hero-subheadline {
  font-size: 1.1rem;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.hero-lead {
  margin-top: 1rem;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-image-wrap {
  aspect-ratio: 1;
  overflow: hidden;
  -webkit-mask-image: url('../assets/svg/puzzle-mask.svg');
  mask-image: url('../assets/svg/puzzle-mask.svg');
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
}

/* ============================
   Zwei-Spalten-Grid fuer Kacheln
   ============================ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: var(--space-md);
}

.card-grid-3 {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

/* ============================
   Zweispaltig mit Bild (z. B. Kontakt)
   ============================ */

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.two-col-text {
  grid-column: 1;
}

.two-col-image {
  grid-column: 2;
}

.section-image {
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 360px;
  height: auto;
  display: block;
}

/* ============================
   Footer
   ============================ */

.site-footer {
  background: var(--color-alt-bg);
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-md) var(--space-md);
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-md);
  align-items: end;
}

.footer-logo {
  width: 80px;
  height: auto;
  margin-bottom: 0.75rem;
}

.footer-name {
  font-size: 0.85rem;
  color: var(--color-text);
  line-height: 1.4;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  font-size: 0.9rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-text);
}

.footer-links a:hover {
  color: var(--color-heading);
  text-decoration: underline;
}

.footer-copy {
  margin-top: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  color: #888;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
}

/* ============================
   Impressum / Datenschutz (Unterseiten)
   ============================ */

.page-content {
  padding: var(--space-xl) var(--space-md);
}

.page-content .container h1 {
  margin-bottom: var(--space-md);
}

.page-content .container h2 {
  font-size: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.page-content .container h3 {
  font-size: 1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.page-content .container p,
.page-content .container ul {
  max-width: 720px;
}

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

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-image-wrap {
    order: -1;
    max-width: 400px;
    margin: 0 auto;
  }

  .two-col {
    grid-template-columns: 1fr;
  }

  .two-col-image {
    grid-column: 1;
    order: -1;
  }

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

@media (max-width: 768px) {
  :root {
    --space-xl: 3.5rem;
    --space-lg: 2.5rem;
  }

  .hamburger {
    display: block;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 84px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 2rem 2rem;
    border-bottom: 1px solid var(--color-border);
    gap: 0.75rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }

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

  .main-nav a {
    font-size: 1rem;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 0.5rem;
    width: 100%;
  }

  .nav-cta .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
  }

  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }
}