/* Base & Utilities */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

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

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

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

.animate-float-delayed {
    animation: float-delayed 4s ease-in-out infinite;
    animation-delay: 1s;
}

/* Scroll reveal animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

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

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(30, 58, 95, 0.08);
}

.nav-transparent {
    background: transparent !important;
    box-shadow: none !important;
}

/* Mobile menu */
.mobile-link {
    transition: color 0.2s ease;
}

.mobile-link:hover {
    color: #2db37e;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f0faf6;
}

::-webkit-scrollbar-thumb {
    background: #b3ebd4;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #7dd9b4;
}

/* Selection color */
::selection {
    background: #b3ebd4;
    color: #1e3a5f;
}