*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* Floating animation for stat cards */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 5s ease-in-out infinite;
    animation-delay: 1s;
}

/* Service card hover glow */
.service-card {
    will-change: transform;
}

.service-card:hover {
    transform: translateY(-4px);
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Selection color */
::selection {
    background: rgba(212, 168, 67, 0.3);
    color: #fff;
}

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

::-webkit-scrollbar-track {
    background: #0A1628;
}

::-webkit-scrollbar-thumb {
    background: rgba(212, 168, 67, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 168, 67, 0.5);
}

/* Fade-in on scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Mobile menu transition */
#mobileMenu {
    transition: max-height 0.3s ease, opacity 0.3s ease;
}

#mobileMenu.hidden {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
}

#mobileMenu:not(.hidden) {
    max-height: 400px;
    opacity: 1;
}

/* Select dropdown styling */
select option {
    background: #0A1628;
    color: #fff;
}