/* Custom animations and utilities */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollLine {
    0% {
        opacity: 1;
        transform: scaleY(1);
        transform-origin: top;
    }
    50% {
        opacity: 0.5;
        transform: scaleY(0.5);
        transform-origin: top;
    }
    100% {
        opacity: 1;
        transform: scaleY(1);
        transform-origin: top;
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out;
}

.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

/* Reveal animations */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-up {
    transform: translateY(40px);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
    opacity: 1;
    transform: translate(0, 0);
}

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

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

::-webkit-scrollbar-track {
    background: #020617;
}

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* Selection color */
::selection {
    background: rgba(20, 184, 166, 0.3);
    color: #f1f5f9;
}

/* Mobile menu transitions */
#mobile-menu {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Focus styles */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    box-shadow: 0 0 0 1px rgba(20, 184, 166, 0.3);
}

/* Nav active state */
.nav-link::after {
    content: '';
    display: block;
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width 0.3s ease;
    margin-top: 2px;
}

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

/* Gold shimmer effect for special elements */
@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

.text-gold-shimmer {
    background: linear-gradient(
        90deg,
        #fbbf24 0%,
        #fcd34d 25%,
        #f59e0b 50%,
        #fcd34d 75%,
        #fbbf24 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 4s linear infinite;
}