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

.animate-fade-up {
    animation: fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.reveal.visible:nth-child(2) { transition-delay: 0.1s; }
.reveal.visible:nth-child(3) { transition-delay: 0.2s; }
.reveal.visible:nth-child(4) { transition-delay: 0.3s; }

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(200, 169, 110, 0.1);
}

.nav-scrolled .nav-link {
    color: rgba(226, 232, 240, 0.8) !important;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0f172a;
}
::-webkit-scrollbar-thumb {
    background: #1e3a3a;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #c8a96e;
}

/* Selection color */
::selection {
    background: rgba(200, 169, 110, 0.3);
    color: #f1f5f9;
}

/* Input autofill */
input:-webkit-autofill,
textarea:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px #0f172a inset !important;
    -webkit-text-fill-color: #f1f5f9 !important;
}

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

/* Hover underline animation for menu items */
.nav-link::after {
    content: '';
    display: block;
    width: 0;
    height: 1px;
    background: #c8a96e;
    transition: width 0.3s ease;
    margin-top: 2px;
}

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

/* Menu item hover */
.group:hover h4 {
    position: relative;
}

/* Image lazy load fade */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}