/* Base & Resets */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background-color: #A7F3D0;
    color: #064E3B;
}

/* Smooth scroll offset for fixed nav */
section[id] {
    scroll-margin-top: 80px;
}

/* Navbar transition */
#navbar {
    transition: background-color 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

#navbar.scrolled {
    background-color: rgba(253, 252, 248, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(6, 78, 59, 0.06);
}

/* Scroll-reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 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; }
}

/* Floating animation for hero stat cards */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

.floating-card-1 {
    animation: float 4s ease-in-out infinite;
}

.floating-card-2 {
    animation: float 4s ease-in-out infinite;
    animation-delay: 1s;
}

.floating-card-3 {
    animation: float 5s ease-in-out infinite;
    animation-delay: 2s;
}

/* Custom select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23059669' 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 12px center;
    padding-right: 40px;
}

/* Subtle gradient border on focus for inputs */
input:focus, textarea:focus, select:focus {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Mobile menu animation */
#mobileMenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

#mobileMenu.open {
    max-height: 400px;
    padding: 0.5rem 0;
}

/* Subtle hover lift on cards */
.group:hover .group-hover\\:scale-105 {
    transform: scale(1.05);
}

/* Print styles */
@media print {
    #navbar, #mobileMenuBtn { display: none; }
    body { color: #000; background: #fff; }
    section { page-break-inside: avoid; }
}