/* ========================================
   Haustechnik Fleck – Custom Styles
   ======================================== */

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

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #3464AB;
  border-radius: 4px;
}

/* Scroll animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.stagger-children.visible > *:nth-child(1) { transition-delay: 0ms; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 100ms; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 200ms; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 300ms; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 400ms; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 500ms; }
.stagger-children.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Hero parallax */
.hero-parallax {
  will-change: transform;
}

/* Gradient overlays */
.gradient-overlay {
  background: linear-gradient(135deg, rgba(30, 58, 95, 0.92) 0%, rgba(52, 100, 171, 0.75) 100%);
}

/* Service cards */
.service-card {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px -12px rgba(52, 100, 171, 0.25);
}
.service-card .card-image {
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.service-card:hover .card-image {
  transform: scale(1.08);
}
.service-card .card-arrow {
  transition: transform 0.3s ease, opacity 0.3s ease;
  opacity: 0;
  transform: translateX(-8px);
}
.service-card:hover .card-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* Glowing CTA button */
.btn-glow {
  position: relative;
  overflow: hidden;
}
.btn-glow::before {
  content: '';
  position: absolute;
  top: -2px; right: -2px; bottom: -2px; left: -2px;
  background: linear-gradient(135deg, #F5912A, #ff6b35, #F5912A);
  border-radius: inherit;
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.btn-glow:hover::before {
  opacity: 1;
  animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.6; filter: blur(8px); }
  50% { opacity: 1; filter: blur(12px); }
}

/* Counter animation */
.counter {
  display: inline-block;
}

/* Notdienst pulse */
.pulse-ring {
  animation: pulse-ring 1.5s ease-out infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(0.8); opacity: 1; }
  100% { transform: scale(2); opacity: 0; }
}

/* Phone shake on hover */
.phone-shake:hover {
  animation: shake 0.5s ease-in-out;
}
@keyframes shake {
  0%, 100% { transform: rotate(0deg); }
  15% { transform: rotate(-12deg); }
  30% { transform: rotate(12deg); }
  45% { transform: rotate(-8deg); }
  60% { transform: rotate(8deg); }
  75% { transform: rotate(-4deg); }
  90% { transform: rotate(4deg); }
}

/* Floating animation for decorative elements */
.float {
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Text gradient */
.text-gradient {
  background: linear-gradient(135deg, #3464AB, #5a8fd4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Header transitions */
.header-solid {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Trust bar gradient */
.trust-gradient {
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f0fe 50%, #f0f7ff 100%);
}

/* Stat card hover */
.stat-card {
  transition: transform 0.3s ease, background 0.3s ease;
}
.stat-card:hover {
  transform: translateY(-4px);
  background: white;
}

/* Form input focus */
.form-input:focus {
  outline: none;
  border-color: #3464AB;
  box-shadow: 0 0 0 3px rgba(52, 100, 171, 0.15);
}

/* Mobile menu animation */
.mobile-menu {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.3s ease;
}
.mobile-menu.hidden {
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
}
.mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

/* Hero scroll indicator */
.scroll-indicator {
  animation: scroll-bounce 2s ease-in-out infinite;
}
@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(12px); opacity: 0.5; }
}

/* Image lazy loading placeholder */
.img-placeholder {
  background: linear-gradient(135deg, #e8f0fe, #f0f7ff);
}

/* Responsive typography */
@media (max-width: 640px) {
  .hero-title {
    font-size: 2.25rem;
    line-height: 1.15;
  }
}
@media (min-width: 641px) and (max-width: 1024px) {
  .hero-title {
    font-size: 3rem;
    line-height: 1.1;
  }
}
@media (min-width: 1025px) {
  .hero-title {
    font-size: 4rem;
    line-height: 1.05;
  }
}