/* Modern Animations for Tendzien Wedding Planning Website */

/* Animation Timing Variables */
:root {
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    --transition-very-slow: 0.8s ease-in-out;
    
    /* Animation Delays */
    --delay-xs: 0.1s;
    --delay-sm: 0.2s;
    --delay-md: 0.3s;
    --delay-lg: 0.5s;
    --delay-xl: 0.8s;
}

/* Base Transitions */
a, button, .btn, .card, .gallery-item, .service-card, .team-member, .process-item, .testimonial-item {
    transition: all var(--transition-normal);
}

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn var(--transition-normal) forwards;
}

/* Fade In Up Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp var(--transition-normal) forwards;
}

/* Fade In Down Animation */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-down {
    animation: fadeInDown var(--transition-normal) forwards;
}

/* Fade In Left Animation */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-left {
    animation: fadeInLeft var(--transition-normal) forwards;
}

/* Fade In Right Animation */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-right {
    animation: fadeInRight var(--transition-normal) forwards;
}

/* Scale In Animation */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.scale-in {
    animation: scaleIn var(--transition-normal) forwards;
}

/* Float Animation */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.float {
    animation: float 3s ease-in-out infinite;
}

/* Pulse Animation */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* Shimmer Animation */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.shimmer {
    background: linear-gradient(90deg, 
        rgba(255,255,255,0) 0%, 
        rgba(255,255,255,0.2) 50%, 
        rgba(255,255,255,0) 100%);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

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

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

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

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

.hover-rotate {
    transition: transform var(--transition-normal);
}

.hover-rotate:hover {
    transform: rotate(3deg);
}

/* Section Animation */
.animate-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate-section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered Animations */
.stagger-item {
    opacity: 0;
    transform: translateY(20px);
}

.stagger-item:nth-child(1) { transition-delay: calc(var(--delay-xs) * 1); }
.stagger-item:nth-child(2) { transition-delay: calc(var(--delay-xs) * 2); }
.stagger-item:nth-child(3) { transition-delay: calc(var(--delay-xs) * 3); }
.stagger-item:nth-child(4) { transition-delay: calc(var(--delay-xs) * 4); }
.stagger-item:nth-child(5) { transition-delay: calc(var(--delay-xs) * 5); }
.stagger-item:nth-child(6) { transition-delay: calc(var(--delay-xs) * 6); }
.stagger-item:nth-child(7) { transition-delay: calc(var(--delay-xs) * 7); }
.stagger-item:nth-child(8) { transition-delay: calc(var(--delay-xs) * 8); }
.stagger-item:nth-child(9) { transition-delay: calc(var(--delay-xs) * 9); }
.stagger-item:nth-child(10) { transition-delay: calc(var(--delay-xs) * 10); }

/* Button Animation */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
    transition: left 0.8s ease;
}

/* Gallery Item Animation */
.gallery-item {
    overflow: hidden;
}

.gallery-item img {
    transition: transform var(--transition-normal);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item-info {
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.gallery-item:hover .gallery-item-info {
    opacity: 1;
}

/* AOS Integration */
[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-down"] {
    transform: translateY(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"] {
    transform: translateX(30px);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos].aos-animate {
    transform: translateY(0) translateX(0) scale(1);
}

/* Ensure animated elements stay visible and in final position */
.animated,
[data-aos].aos-animate {
    opacity: 1 !important;
    transform: translateY(0) translateX(0) scale(1) !important;
    visibility: visible !important;
}

/* Prevent any fade-out animations */
.fade-in.animated,
.fade-in-up.animated,
.fade-in-down.animated,
.fade-in-left.animated,
.fade-in-right.animated,
.scale-in.animated {
    opacity: 1 !important;
    transform: translateY(0) translateX(0) scale(1) !important;
    animation-fill-mode: forwards !important;
}

/* Ensure stagger items stay visible once animated */
.stagger-item.animated {
    opacity: 1 !important;
    transform: translateY(0) !important;
}