/* RESET & BASE */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: #333;
  background: #f9f9f9;
}
a {
  text-decoration: none;
  color: inherit;
}

/* HEADER */
.site-header {
  background: #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}
.logo {
  font-weight: 700;
  font-size: 1.5rem;
}
.logo-sub {
  display: block;
  font-weight: 400;
  font-size: 0.8rem;
}

/* NAVIGATION */
.main-nav {
  display: flex;
  gap: 1.5rem;
}
.main-nav a {
  font-weight: 500;
  padding: 0.5rem 0;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
}
.nav-toggle span {
  width: 25px;
  height: 3px;
  background: #333;
  display: block;
}

/* HERO */
.hero {
  position: relative;
  background: url('../img/hero.jpg') center/cover no-repeat;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}
.hero-overlay {
  position: absolute;
  top:0; left:0; right:0; bottom:0;
  background: rgba(0,0,0,0.4);
}
.hero-content {
  position: relative;
  z-index: 1;
}
.hero-content h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.hero-content .lead {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}
.btn-primary {
  background: #007BFF;
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 5px;
  font-weight: 600;
  transition: background 0.3s;
}
.btn-primary:hover {
  background: #0056b3;
}

/* SECTION TITLES */
.section {
  padding: 6rem 2rem 3rem;
}
.section--light {
  background: #f1f1f1;
}
.section-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 2rem;
}

/* SERVICES */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: #fff;
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  cursor: pointer;
  transition: transform 0.3s;
}
.service-card:hover {
  transform: translateY(-5px);
}
.service-head h3 {
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
}
.short-desc {
  font-size: 0.95rem;
  color: #555;
}
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  margin-top: 1rem;
}
.accordion-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-top: 0.5rem;
}
.accordion-box.open .accordion-content {
  /* max-height wird per JS gesetzt */
}

/* GALLERY */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}
.gallery-grid img {
  width: 100%;
  border-radius: 10px;
  object-fit: cover;
}

/* INSTAGRAM */
.instagram-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.instagram-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* ABOUT */
#about p {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

/* CONTACT */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  margin-bottom: 1rem;
  border-radius: 5px;
  border: 1px solid #ccc;
}
.contact-form button {
  width: 100%;
  padding: 0.75rem;
  border: none;
  background: #007BFF;
  color: #fff;
  font-weight: 600;
  border-radius: 5px;
  cursor: pointer;
}
.contact-form button:hover {
  background: #0056b3;
}

/* FOOTER */
.site-footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 2rem 1rem;
}
.site-footer a {
  color: #fff;
  margin: 0 0.5rem;
}

/* RESPONSIVE */
@media(max-width: 768px) {
  .main-nav {
    display: none;
    flex-direction: column;
    gap: 1rem;
    background: #fff;
    position: absolute;
    top: 100%;
    right: 0;
    width: 200px;
    padding: 1rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
  }
  .main-nav.open {
    display: flex;
  }
  .nav-toggle {
    display: flex;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}


/* PARTNER SLIDER */
.partner-slider {
  overflow: hidden;
  position: relative;
  width: 100%;
  margin-top: 40px;
}

.partner-track {
  display: flex;
  width: max-content;
  animation: partnerScroll 25s linear infinite;
}

.partner-logo {
  flex: 0 0 auto;
  padding: 0 40px;
}

.partner-logo img {
  height: 60px;
  width: auto;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: all 0.3s ease;
}

.partner-logo img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

@keyframes partnerScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}