/* Keyframe Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInDown {
    from {
        transform: translateY(-100%);
        visibility: visible;
    }
    to {
        transform: translateY(0);
    }
}

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

/* AOS Animation Overrides */
[data-aos] {
    pointer-events: none;
}

[data-aos].aos-animate {
    pointer-events: auto;
}

/* Custom Animation Styles */
.aos-init[data-aos][data-aos].aos-animate {
    transform: translateZ(0) scale(1);
    opacity: 1;
}

/* Animation Classes */
.section-title {
    opacity: 1;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.animate-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.animate-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.animate-fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

/* Delays */
.delay-100 {
    animation-delay: 0.1s;
    transition-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
    transition-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
    transition-delay: 0.3s;
}

.delay-400 {
    animation-delay: 0.4s;
    transition-delay: 0.4s;
}

.delay-500 {
    animation-delay: 0.5s;
    transition-delay: 0.5s;
}

/* Hover Effects */
.hover-scale {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-scale:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1) !important;
}

/* Section Reveal Animation */
.section-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Button Hover Animation */
.btn-hover-animate {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-hover-animate::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s ease;
    z-index: -1;
}

.btn-hover-animate:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Loading Animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top: 4px solid var(--secondary-color);
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

/* Card Hover Effect */
.card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    backface-visibility: hidden;
}

.card-hover:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1) !important;
}

/* Text Animation */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

/* Underline Animation */
.underline-animation {
    position: relative;
    display: inline-block;
}

.underline-animation::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

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

/* Pulse Animation */
.pulse {
    animation: pulse 2s infinite;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-20px) translateX(-50%);
    }
    60% {
        transform: translateY(-10px) translateX(-50%);
    }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .animate-on-scroll,
    .animate-left,
    .animate-right {
        opacity: 1;
        transform: none;
    }
    
    .section-reveal {
        opacity: 1;
        transform: none;
    }
}