/* Base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Inter', sans-serif; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #041c15; }
::-webkit-scrollbar-thumb { background: #c9a84c/30; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(201, 168, 76, 0.5); }

/* Service card hover lift */
.service-card {
  transform: translateY(0);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Mobile menu */
#mobile-menu {
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
#mobile-menu.open {
  opacity: 1 !important;
  pointer-events: all !important;
}

/* Navbar scroll state */
#navbar.scrolled {
  background: rgba(4, 28, 21, 0.95) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Mobile link hover */
.mobile-link {
  opacity: 1;
  transition: opacity 0.3s ease;
}

/* Menu animation */
.menu-line {
  transition: transform 0.3s ease, opacity 0.3s ease;
}
body.menu-open .menu-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
body.menu-open .menu-line:nth-child(2) {
  transform: translateY(-6px) rotate(-45deg);
  opacity: 0;
}

/* Select dropdown styling */
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23c9a84c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .service-card { transition: none; }
  .service-card:hover { transform: none; }
  * { transition: none !important; animation: none !important; }
}

/* Fade-in animation for scroll reveals */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }
.fade-in-delay-5 { transition-delay: 0.5s; }
.fade-in-delay-6 { transition-delay: 0.6s; }

@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; }
}