/* ============================================
   LH TAX Services — Custom Styles
   ============================================ */

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

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #0d9488;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #0f766e;
}

/* Selection color */
::selection {
  background: #99f6e4;
  color: #042f2e;
}

/* Navbar scroll state */
nav.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

nav.scrolled .nav-logo-text {
  color: #0f172a;
}

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

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

/* Service cards */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.03) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.5s ease;
  border-radius: inherit;
  pointer-events: none;
}

.service-card:hover::before {
  opacity: 1;
}

/* Testimonial cards */
.testimonial-card {
  position: relative;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(13, 148, 136, 0.12);
}

/* Mobile menu animations */
.mobile-menu-open {
  overflow: hidden;
}

.mobile-menu-open body {
  overflow: hidden;
}

/* Fade-in on scroll (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }

  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }
  .reveal-delay-5 { transition-delay: 0.5s; }
  .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Focus visible for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid #0d9488;
  outline-offset: 2px;
  border-radius: 4px;
}

/* Image aspect ratio utilities */
.aspect-card {
  aspect-ratio: 4/5;
}

/* Subtle gradient border effect on cards */
.gradient-border {
  position: relative;
  background: white;
  border-radius: 1rem;
}

.gradient-border::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 1rem;
  padding: 1px;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.2), rgba(13, 148, 136, 0.05));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* Print styles */
@media print {
  nav, #contact, .map-section {
    display: none;
  }
  
  body {
    color: #000;
    background: #fff;
  }
  
  a {
    color: #000;
    text-decoration: underline;
  }
}