/* ===========================================
   ZR Umzüge - Custom Styles
   Beyond Tailwind: lightbox, animations, etc.
   =========================================== */

/* Smooth scroll */
html {
  scroll-behavior: smooth;
}

/* Mobile menu overlay */
.mobile-menu {
  transform: translateX(100%);
  transition: transform 0.3s ease-in-out;
}
.mobile-menu.open {
  transform: translateX(0);
}

/* Hamburger animation */
.hamburger span {
  transition: all 0.3s ease-in-out;
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Gallery grid hover */
.gallery-item {
  overflow: hidden;
  cursor: pointer;
}
.gallery-item img {
  transition: transform 0.4s ease;
}
.gallery-item:hover img {
  transform: scale(1.05);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.92);
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.lightbox.active {
  display: flex;
  opacity: 1;
}
.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}
.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  color: white;
  font-size: 2.5rem;
  cursor: pointer;
  z-index: 101;
  line-height: 1;
  transition: transform 0.2s;
}
.lightbox-close:hover {
  transform: scale(1.2);
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: white;
  font-size: 3rem;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 101;
  user-select: none;
  transition: transform 0.2s;
}
.lightbox-nav:hover {
  transform: translateY(-50%) scale(1.15);
}
.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }
.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
}

/* Fade-in on scroll */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Sticky header shadow */
header.scrolled {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* WhatsApp pulse animation on CTA (box-shadow based, no layout overflow) */
@keyframes pulse-shadow {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
  70% { box-shadow: 0 0 0 12px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}
.whatsapp-pulse {
  animation: pulse-shadow 2s ease-out infinite;
}

/* Hero overlay gradient */
.hero-overlay {
  background: linear-gradient(
    135deg,
    rgba(30, 58, 95, 0.88) 0%,
    rgba(30, 58, 95, 0.65) 50%,
    rgba(30, 58, 95, 0.45) 100%
  );
}

/* Service card hover lift */
.service-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}