/* ===== ANIMATIONS CSS ===== */

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

.fade-in {
    animation: fadeIn 1s ease-out;
}

/* Slide In From Left */
@keyframes slideInLeft {
    from {
        transform: translateX(-100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

/* Slide In From Right */
@keyframes slideInRight {
    from {
        transform: translateX(100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.slide-in-right {
    animation: slideInRight 0.8s ease-out;
}

/* Slide In From Bottom */
@keyframes slideInBottom {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-in-bottom {
    animation: slideInBottom 0.8s ease-out;
}

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

.pulse {
    animation: pulse 2s infinite;
}

/* Rotate Animation */
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.rotate {
    animation: rotate 20s linear infinite;
}

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

.bounce {
    animation: bounce 2s infinite;
}

/* Shake Animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.shake {
    animation: shake 0.5s;
}

/* Flip Animation */
@keyframes flip {
    0% {
        transform: perspective(400px) rotateY(0);
        animation-timing-function: ease-out;
    }
    40% {
        transform: perspective(400px) translateZ(150px) rotateY(170deg);
        animation-timing-function: ease-out;
    }
    50% {
        transform: perspective(400px) translateZ(150px) rotateY(190deg) scale(1);
        animation-timing-function: ease-in;
    }
    80% {
        transform: perspective(400px) rotateY(360deg) scale(0.95);
        animation-timing-function: ease-in;
    }
    100% {
        transform: perspective(400px) scale(1);
        animation-timing-function: ease-in;
    }
}

.flip {
    animation: flip 1s;
}

/* Typewriter Effect */
@keyframes typewriter {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink {
    0%, 100% { border-color: transparent; }
    50% { border-color: var(--primary-color); }
}

.typewriter {
    overflow: hidden;
    border-right: 3px solid var(--primary-color);
    white-space: nowrap;
    animation: 
        typewriter 3.5s steps(40, end),
        blink 0.75s step-end infinite;
}

/* Gradient Background Animation */
@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.gradient-animation {
    background: linear-gradient(-45deg, var(--primary-color), var(--secondary-color), var(--accent-color), var(--primary-color));
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}

/* Wave Animation */
@keyframes wave {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

.wave {
    animation: wave 20s linear infinite;
}

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

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.hover-grow {
    transition: transform 0.3s ease;
}

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

.hover-rotate {
    transition: transform 0.3s ease;
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

/* Staggered Animation Delays */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }
.delay-600 { animation-delay: 600ms; }
.delay-700 { animation-delay: 700ms; }
.delay-800 { animation-delay: 800ms; }
.delay-900 { animation-delay: 900ms; }
.delay-1000 { animation-delay: 1000ms; }

/* Animation Duration Classes */
.duration-500 { animation-duration: 0.5s; }
.duration-800 { animation-duration: 0.8s; }
.duration-1000 { animation-duration: 1s; }
.duration-1500 { animation-duration: 1.5s; }
.duration-2000 { animation-duration: 2s; }

/* Parallax Effect */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    z-index: 1001;
    transition: width 0.1s ease;
}

/* Loading Bar Animation */
@keyframes loadingBar {
    0% { width: 0%; }
    100% { width: 100%; }
}

.loading-bar {
    height: 4px;
    background: var(--accent-color);
    animation: loadingBar 2s ease-in-out infinite;
}