/* Custom styles for Chimney Swift LLC */

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

/* Custom gradient for hero overlay */
.hero-overlay {
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.85) 0%, rgba(15, 118, 110, 0.7) 50%, rgba(15, 23, 42, 0.5) 100%);
}

/* Subtle pattern for background sections */
.bg-pattern {
  background-image: radial-gradient(circle at 1px 1px, rgba(13, 148, 136, 0.05) 1px, transparent 0);
  background-size: 24px 24px;
}

/* Selection color */
::selection {
  background-color: rgba(13, 148, 136, 0.2);
  color: #1e293b;
}

/* Focus visible for accessibility */
:focus-visible {
  outline: 2px solid #0d9488;
  outline-offset: 2px;
}

/* Navbar scroll state */
.nav-scrolled {
  background-color: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 4px 24px rgba(0, 0, 0, 0.04);
}

.nav-scrolled .nav-logo-text {
  color: #1e293b !important;
}

.nav-scrolled .nav-link {
  color: #475569 !important;
}

.nav-scrolled .nav-link:hover {
  color: #0d9488 !important;
}

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.fade-in-stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.fade-in-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.fade-in-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.fade-in-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.fade-in-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.fade-in-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }

.fade-in-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Service card hover glow */
.service-card:hover {
  box-shadow: 0 20px 60px -15px rgba(13, 148, 136, 0.3);
}

/* Mobile menu transition */
#mobile-menu {
  animation: slideDown 0.25s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Button ripple effect */
.btn-ripple {
  position: relative;
  overflow: hidden;
}

.btn-ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn-ripple:active::after {
  width: 200%;
  height: 200%;
}

/* Testimonial card shimmer */
.testimonial-card {
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
  transition: left 0.5s ease;
}

.testimonial-card:hover::before {
  left: 100%;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: #94a3b8;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #64748b;
}