/* ==========================================================================
   4X STUDIOS — TRANSITIONS, ANIMATIONS & MICRO-INTERACTIONS
   ========================================================================== */

/* Page curtain wipe transition elements */
.curtain-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--color-primary);
    z-index: 9999;
    transform: translateY(100%);
    pointer-events: none;
    transition: transform 0.6s cubic-bezier(0.85, 0, 0.15, 1);
}

.curtain-transition.wipe {
    transform: translateY(0);
}

/* Scroll-triggered reveal defaults */
.reveal-fade {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-fade.visible {
    opacity: 1;
}

.reveal-slide-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-slide-left {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-slide-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-slide-right {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-slide-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Multi-stagger list reveals */
.stagger-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.stagger-item.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Hero reveal animations */
.hero-reveal {
    overflow: hidden;
    display: inline-block;
}

.hero-reveal span {
    display: inline-block;
    transform: translateY(105%);
}

/* Pulse Glows */
@keyframes electric-glow {
    0% {
        box-shadow: 0 0 5px rgba(34, 211, 238, 0.2), 0 0 10px rgba(34, 211, 238, 0.2);
    }
    50% {
        box-shadow: 0 0 15px rgba(34, 211, 238, 0.4), 0 0 25px rgba(34, 211, 238, 0.3);
    }
    100% {
        box-shadow: 0 0 5px rgba(34, 211, 238, 0.2), 0 0 10px rgba(34, 211, 238, 0.2);
    }
}

.glow-btn {
    animation: electric-glow 3s infinite ease-in-out;
}

/* Underline link draw effect */
.underline-draw {
    position: relative;
}

.underline-draw::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: currentColor;
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.underline-draw:hover::after {
    width: 100%;
}

/* Interactive card tilt transition */
.tilt-card {
    transition: transform 0.1s ease, box-shadow 0.3s ease;
    transform-style: preserve-3d;
}

.tilt-card-inner {
    transform: translateZ(20px);
}