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

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

body {
    overflow-x: hidden;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #f0faf5;
}
::-webkit-scrollbar-thumb {
    background: #a8dfc8;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #7ccdaf;
}

/* Navbar transition */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(10, 37, 64, 0.06);
}

.navbar-scrolled .nav-logo-text {
    color: #0a2540;
}

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

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

.floating-card:nth-child(2) {
    animation-delay: -2s;
}

/* Reveal animations — progressive enhancement */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .floating-card {
        animation: none;
    }
    
    .reveal {
        transition: none;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Mobile menu open state */
#mobile-menu.menu-open {
    opacity: 1 !important;
    pointer-events: all !important;
}

/* Hamburger animation */
.menu-open .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}
.menu-open .menu-line:nth-child(2) {
    opacity: 0;
}
.menu-open .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 5rem;
}

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

/* Form focus styles */
input:focus, textarea:focus {
    outline: none;
}

/* Selection color */
::selection {
    background: #d4f0e3;
    color: #0a2540;
}