/* Base & Utilities */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #fdf9ef;
}
::-webkit-scrollbar-thumb {
    background: #a7f3d0;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #6ee7b7;
}

/* Floating card animation */
.floating-card {
    animation: float 4s ease-in-out infinite;
}
.floating-card:nth-child(2) {
    animation-delay: -1s;
}
.floating-card:nth-child(3) {
    animation-delay: -2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

/* Service card hover glow */
.service-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    opacity: 0;
    transition: opacity 0.5s;
    box-shadow: 0 0 40px rgba(5, 150, 105, 0.15);
}
.service-card:hover::after {
    opacity: 1;
}
.service-card {
    position: relative;
}

/* Scroll reveal (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .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; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* Nav active state */
.nav-scrolled {
    background: rgba(254, 253, 248, 0.9) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(5, 150, 105, 0.08);
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.3s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Form focus ring animation */
input:focus, select:focus, textarea:focus {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Gallery image hover */
.rounded-2xl.overflow-hidden {
    overflow: hidden;
}
.rounded-2xl.overflow-hidden img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Selection color */
::selection {
    background: #a7f3d0;
    color: #064e3b;
}