/* Advanced Animations and Effects */

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

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

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

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

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s ease;
}

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

/* Staggered Animations */
.stagger-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

.stagger-item:nth-child(1) { transition-delay: 0.1s; }
.stagger-item:nth-child(2) { transition-delay: 0.2s; }
.stagger-item:nth-child(3) { transition-delay: 0.3s; }
.stagger-item:nth-child(4) { transition-delay: 0.4s; }
.stagger-item:nth-child(5) { transition-delay: 0.5s; }
.stagger-item:nth-child(6) { transition-delay: 0.6s; }

/* Hover Effects */
.hover-lift {
    transition: all 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.hover-scale {
    transition: all 0.3s ease;
}

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

.hover-glow {
    transition: all 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
}

/* Button Animations */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-ripple:active::before {
    width: 300px;
    height: 300px;
}

/* Loading Animations */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '';
    animation: dots 1.5s infinite;
}

@keyframes dots {
    0%, 20% { content: ''; }
    40% { content: '.'; }
    60% { content: '..'; }
    80%, 100% { content: '...'; }
}

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

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

/* Gradient Animation */
.gradient-animation {
    background: linear-gradient(-45deg, #1e3a8a, #3b82f6, #10b981, #f59e0b);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

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

/* Text Animations */
.text-reveal {
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    animation: textReveal 0.8s ease forwards;
}

@keyframes textReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Card Flip Animation */
.card-flip {
    perspective: 1000px;
}

.card-flip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.card-flip:hover .card-flip-inner {
    transform: rotateY(180deg);
}

.card-flip-front,
.card-flip-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.card-flip-back {
    transform: rotateY(180deg);
    background: var(--gradient-primary);
    color: white;
}

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

/* Morphing Shapes */
.morphing-shape {
    width: 200px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 50%;
    animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
    0%, 100% {
        border-radius: 50%;
        transform: rotate(0deg);
    }
    25% {
        border-radius: 20%;
        transform: rotate(90deg);
    }
    50% {
        border-radius: 50%;
        transform: rotate(180deg);
    }
    75% {
        border-radius: 20%;
        transform: rotate(270deg);
    }
}

/* Floating Elements */
.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Typewriter Effect */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--primary-color);
    white-space: nowrap;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: var(--primary-color); }
}

/* Progress Bar Animation */
.progress-bar {
    width: 100%;
    height: 4px;
    background: #e5e7eb;
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width 2s ease;
}

.progress-fill.animate {
    width: 100%;
}

/* Counter Animation */
.counter {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Smooth Transitions */
.smooth-transition {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Glass Effect */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Neon Glow Effect */
.neon-glow {
    text-shadow: 0 0 5px var(--primary-color),
                 0 0 10px var(--primary-color),
                 0 0 15px var(--primary-color),
                 0 0 20px var(--primary-color);
    animation: neonFlicker 2s infinite alternate;
}

@keyframes neonFlicker {
    0%, 18%, 22%, 25%, 53%, 57%, 100% {
        text-shadow: 0 0 5px var(--primary-color),
                     0 0 10px var(--primary-color),
                     0 0 15px var(--primary-color),
                     0 0 20px var(--primary-color);
    }
    20%, 24%, 55% {
        text-shadow: none;
    }
}

/* Magnetic Effect */
.magnetic {
    transition: transform 0.3s ease;
}

.magnetic:hover {
    transform: scale(1.1);
}

/* Shake Animation */
.shake {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Bounce In Animation */
.bounce-in {
    animation: bounceIn 0.8s ease;
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Slide In From Bottom */
.slide-in-bottom {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.slide-in-bottom.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Rotate In Animation */
.rotate-in {
    opacity: 0;
    transform: rotate(-180deg);
    transition: all 0.8s ease;
}

.rotate-in.visible {
    opacity: 1;
    transform: rotate(0deg);
}

/* Zoom In Animation */
.zoom-in {
    opacity: 0;
    transform: scale(0.5);
    transition: all 0.8s ease;
}

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

/* Fade In Left */
.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

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

/* Fade In Right */
.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

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