/* Base styles & custom utilities */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Nunito', system-ui, sans-serif;
}

/* Smooth reveal animations for below-fold sections */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-left {
    transform: translateX(-30px);
}

.reveal-right {
    transform: translateX(30px);
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .animate-bounce {
        animation: none;
    }
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up.is-visible {
        opacity: 1;
        transform: translateX(0);
    }
    .reveal-left.is-visible {
        opacity: 1;
        transform: translateX(0);
    }
    .reveal-right.is-visible {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(13, 29, 59, 0.08);
}

/* Nav links hover underline animation */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #d4a017;
    border-radius: 1px;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile link hover */
.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background: #d4a017;
    transition: width 0.3s ease;
}

.mobile-link:hover::after {
    width: 100%;
}

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

::-webkit-scrollbar-track {
    background: #f0f3f9;
}

::-webkit-scrollbar-thumb {
    background: #4168af;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2d5191;
}

/* Selection color */
::selection {
    background: #d4a017;
    color: #0d1d3b;
}