/* Animation Utilities */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-long), transform var(--transition-long);
}

.fade-in.active {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity var(--transition-long), transform var(--transition-long);
}

.fade-in-left.active {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity var(--transition-long), transform var(--transition-long);
}

.fade-in-right.active {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity var(--transition-long), transform var(--transition-long);
}

.scale-in.active {
    opacity: 1;
    transform: scale(1);
}

/* Staggered Animation Delays */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }
.delay-700 { transition-delay: 0.7s; }
.delay-800 { transition-delay: 0.8s; }

/* Hover Effects */
.hover-lift {
    transition: transform var(--transition-medium);
}

.hover-lift:hover {
    transform: translateY(-5px);
}

.hover-glow {
    transition: box-shadow var(--transition-medium);
}

.hover-glow:hover {
    box-shadow: var(--shadow-glow-teal);
}

.hover-glow-purple:hover {
    box-shadow: var(--shadow-glow-purple);
}

.hover-scale {
    transition: transform var(--transition-medium);
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* Text Animations */
.shimmer-text {
    background: linear-gradient(90deg, 
        var(--sand-beige) 0%, 
        var(--sand-beige) 45%, 
        var(--holo-teal) 50%, 
        var(--sand-beige) 55%, 
        var(--sand-beige) 100%);
    background-size: 200% auto;
    color: transparent;
    background-clip: text;
    -webkit-background-clip: text;
    animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
    to { background-position: 200% center; }
}

.glow-text {
    transition: text-shadow var(--transition-medium);
}

.glow-text:hover {
    text-shadow: 0 0 8px var(--holo-teal);
}

/* Background Animations */
.bg-pulse {
    animation: bgPulse 4s ease-in-out infinite;
}

@keyframes bgPulse {
    0% { background-color: rgba(0, 245, 212, 0.05); }
    50% { background-color: rgba(0, 245, 212, 0.15); }
    100% { background-color: rgba(0, 245, 212, 0.05); }
}

.bg-shift {
    background: linear-gradient(
        135deg,
        var(--desert-black) 0%,
        var(--gray-800) 50%,
        var(--desert-black) 100%
    );
    background-size: 400% 400%;
    animation: bgShift 15s ease infinite;
}

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

/* Border Animations */
.border-glow {
    position: relative;
}

.border-glow::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid var(--holo-teal);
    border-radius: inherit;
    opacity: 0;
    transition: opacity var(--transition-medium), box-shadow var(--transition-medium);
    pointer-events: none;
}

.border-glow:hover::after {
    opacity: 1;
    box-shadow: 0 0 8px var(--holo-teal);
}

/* Scroll-triggered Animations */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Glassmorphism */
.glass-card {
    background: rgba(245, 232, 208, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.glass-dark {
    background: rgba(18, 18, 18, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Loading/Progress Animations */
.loading-dots {
    display: inline-flex;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    margin: 0 4px;
    border-radius: 50%;
    background-color: var(--holo-teal);
    animation: loadingDots 1.4s ease-in-out infinite;
}

.loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes loadingDots {
    0%, 100% { transform: scale(0.2); opacity: 0.2; }
    50% { transform: scale(1); opacity: 1; }
}

.circle-progress {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 3px solid var(--gray-300);
    border-top-color: var(--holo-teal);
    animation: circleRotate 1s linear infinite;
}

@keyframes circleRotate {
    to { transform: rotate(360deg); }
}

/* Special Animation for Holographic Elements */
.holographic {
    position: relative;
    overflow: hidden;
}

.holographic::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        to bottom right,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0) 40%,
        rgba(255, 255, 255, 0.4) 50%,
        rgba(255, 255, 255, 0) 60%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: rotate(45deg);
    animation: holographicSweep 4s linear infinite;
    pointer-events: none;
}

@keyframes holographicSweep {
    0% { transform: rotate(45deg) translateY(-100%); }
    100% { transform: rotate(45deg) translateY(100%); }
}