/* Base & Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #f5f5f5;
}
::-webkit-scrollbar-thumb {
    background: #3d3d3d;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}

/* Navbar */
#navbar {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

#navbar.scrolled {
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

/* Mobile menu */
.mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.mobile-link:last-child {
    border-bottom: none;
}

#mobileMenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#mobileMenu.open {
    max-height: 400px;
}

.menu-line {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-line.active:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

.menu-line.active:nth-child(2) {
    opacity: 0;
}

/* Service cards */
.service-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

/* Floating stat cards animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

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

@keyframes float-slow {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}

.floating-card-1 { animation: float 4s ease-in-out infinite; }
.floating-card-2 { animation: float-delayed 5s ease-in-out infinite; }
.floating-card-3 { animation: float-slow 6s ease-in-out infinite; }

/* Scroll reveal animations (below fold only) */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Staggered delays */
.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; }

/* Input focus styles */
input:focus, textarea:focus {
    border-color: #FF6B4A !important;
}

/* Image hover zoom */
img {
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Print styles */
@media print {
    #navbar, #contactForm, .floating-card-1, .floating-card-2, .floating-card-3 {
        display: none;
    }
}