/* Custom Animations & Utilities */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

.animate-spin-slow {
    animation: spin-slow 12s linear infinite;
}

/* Dot Pattern for Why Us Section */
.pattern-dots {
    background-image: radial-gradient(#ffffff 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Scroll Reveal Base State */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered Delays */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }

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

/* Mobile Menu Transition */
#mobile-menu {
    transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
}

#mobile-menu.open {
    max-height: 400px;
    opacity: 1;
}

/* Navbar Scrolled State */
.nav-scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}