/* =========================================
   ANIMATIONS & REVEALS
========================================= */

/* Keyframes */
@keyframes scrollLine {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(200%); }
}

@keyframes goldSweep {
    0% {
        left: -120%;
    }

    45% {
        left: 130%;
    }

    100% {
        left: 130%;
    }
}

@keyframes metallicGold {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Metallic Animation Applied to Specific elements */
.gold-animated {
    background-size: 220% 220%;
    animation: metallicGold 8s ease-in-out infinite;
}

/* Reveal Classes (used by Intersection Observer) */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-stagger > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Active states applied by JS */
.reveal-up.is-revealed,
.reveal-left.is-revealed,
.reveal-right.is-revealed {
    opacity: 1;
    transform: translate(0, 0);
}

.reveal-stagger.is-revealed > * {
    opacity: 1;
    transform: translateY(0);
}

/* Delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

.reveal-stagger.is-revealed > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.is-revealed > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.is-revealed > *:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger.is-revealed > *:nth-child(4) { transition-delay: 0.3s; }
.reveal-stagger.is-revealed > *:nth-child(5) { transition-delay: 0.4s; }

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .reveal-up, .reveal-left, .reveal-right, .reveal-stagger > * {
        opacity: 1;
        transform: none;
        transition: none;
    }
}