/* Base & Utilities */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FDF8F0;
}
::-webkit-scrollbar-thumb {
    background: #A7F3D0;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #6EE7B7;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-20px) scale(1.05); }
}

@keyframes float-delay {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-15px) scale(1.03); }
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes scroll-down {
    0% { top: -12px; opacity: 1; }
    100% { top: 40px; opacity: 0; }
}

@keyframes fade-up {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delay {
    animation: float-delay 7s ease-in-out infinite;
    animation-delay: 1s;
}

.animate-float-slow {
    animation: float-slow 5s ease-in-out infinite;
    animation-delay: 2s;
}

.animate-scroll-down {
    animation: scroll-down 1.5s ease-in-out infinite;
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    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; }

/* Navbar transition */
.nav-scrolled {
    background: rgba(253, 248, 240, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(4, 120, 87, 0.08);
}

.nav-scrolled .nav-logo-text {
    color: #064E3B !important;
}

.nav-scrolled .nav-link {
    color: rgba(6, 78, 59, 0.7) !important;
}

.nav-scrolled .nav-link:hover {
    color: #059669 !important;
}

/* Mobile menu */
.mobile-link {
    animation: fade-up 0.4s ease forwards;
}
.mobile-link:nth-child(1) { animation-delay: 0.05s; }
.mobile-link:nth-child(2) { animation-delay: 0.1s; }
.mobile-link:nth-child(3) { animation-delay: 0.15s; }

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

/* Focus styles */
input:focus, textarea:focus {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .font-serif {
        line-height: 1.2;
    }
}