/* ============================================
   JE.consulting Animations
   Micro-interactions & Scroll Effects
   ============================================ */

/* ============================================
   Animation Keyframes
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeInDown {
    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 scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInUp {
    from {
        transform: translateY(100%);
    }

    to {
        transform: translateY(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
    }

    50% {
        box-shadow: 0 0 40px rgba(59, 130, 246, 0.4);
    }
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

@keyframes typing {
    from {
        width: 0;
    }

    to {
        width: 100%;
    }
}

@keyframes blink {

    0%,
    50% {
        border-color: var(--color-accent-primary);
    }

    51%,
    100% {
        border-color: transparent;
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   Animation Classes
   ============================================ */

/* Fade animations */
.animate-fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
    animation-delay: var(--delay, 0s);
}

.animate-fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: var(--delay, 0s);
}

.animate-fade-in-down {
    opacity: 0;
    animation: fadeInDown 0.6s ease forwards;
    animation-delay: var(--delay, 0s);
}

.animate-fade-in-left {
    opacity: 0;
    animation: fadeInLeft 0.6s ease forwards;
    animation-delay: var(--delay, 0s);
}

.animate-fade-in-right {
    opacity: 0;
    animation: fadeInRight 0.6s ease forwards;
    animation-delay: var(--delay, 0s);
}

.animate-scale-in {
    opacity: 0;
    animation: scaleIn 0.5s ease forwards;
    animation-delay: var(--delay, 0s);
}

/* Continuous animations */
.animate-float {
    animation: float 3s ease-in-out infinite;
}

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

.animate-rotate {
    animation: rotate 10s linear infinite;
}

/* Gradient text animation */
.animate-gradient-text {
    background: linear-gradient(90deg,
            var(--color-accent-primary),
            var(--color-accent-secondary),
            var(--color-accent-tertiary),
            var(--color-accent-primary));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 4s linear infinite;
}

/* ============================================
   Scroll-triggered Animations (AOS-like)
   ============================================ */

[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[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 {
    opacity: 1;
    transform: translate(0) scale(1);
}

/* Delay variations */
[data-aos-delay="100"] {
    transition-delay: 100ms;
}

[data-aos-delay="200"] {
    transition-delay: 200ms;
}

[data-aos-delay="300"] {
    transition-delay: 300ms;
}

[data-aos-delay="400"] {
    transition-delay: 400ms;
}

[data-aos-delay="500"] {
    transition-delay: 500ms;
}

/* ============================================
   Hover Effects
   ============================================ */

/* Lift effect */
.hover-lift {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Scale effect */
.hover-scale {
    transition: transform var(--transition-fast);
}

.hover-scale:hover {
    transform: scale(1.02);
}

/* Glow effect */
.hover-glow {
    transition: box-shadow var(--transition-normal);
}

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

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

.hover-border-glow::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--color-accent-gradient);
    border-radius: inherit;
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-normal);
}

.hover-border-glow:hover::before {
    opacity: 1;
}

/* Shine effect */
.hover-shine {
    position: relative;
    overflow: hidden;
}

.hover-shine::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg,
            transparent 40%,
            rgba(255, 255, 255, 0.1) 50%,
            transparent 60%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.hover-shine:hover::after {
    transform: translateX(100%);
}

/* ============================================
   Loading States
   ============================================ */

.loading {
    position: relative;
    color: transparent !important;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent-primary);
    border-radius: 50%;
    animation: rotate 0.8s linear infinite;
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg,
            var(--color-bg-tertiary) 25%,
            var(--color-bg-card) 50%,
            var(--color-bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

/* ============================================
   Transition Utilities
   ============================================ */

.transition-none {
    transition: none !important;
}

.transition-fast {
    transition-duration: 150ms;
}

.transition-normal {
    transition-duration: 250ms;
}

.transition-slow {
    transition-duration: 350ms;
}

.transition-slower {
    transition-duration: 500ms;
}

/* ============================================
   Reduced Motion Support
   ============================================ */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hero-gradient {
        animation: none;
    }

    [data-aos] {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   Page Transition Effect
   ============================================ */

.page-transition {
    position: fixed;
    inset: 0;
    background: var(--color-bg-primary);
    z-index: 9999;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.page-transition.active {
    opacity: 1;
}

/* ============================================
   Stagger Animation Helper
   ============================================ */

.stagger-children>* {
    opacity: 0;
    animation: fadeInUp 0.5s ease forwards;
}

.stagger-children>*:nth-child(1) {
    animation-delay: 0.1s;
}

.stagger-children>*:nth-child(2) {
    animation-delay: 0.2s;
}

.stagger-children>*:nth-child(3) {
    animation-delay: 0.3s;
}

.stagger-children>*:nth-child(4) {
    animation-delay: 0.4s;
}

.stagger-children>*:nth-child(5) {
    animation-delay: 0.5s;
}

.stagger-children>*:nth-child(6) {
    animation-delay: 0.6s;
}

.stagger-children>*:nth-child(7) {
    animation-delay: 0.7s;
}

.stagger-children>*:nth-child(8) {
    animation-delay: 0.8s;
}

/* ============================================
   Custom Cursor Effect (optional)
   ============================================ */

.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-accent-primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease, background 0.2s ease;
    mix-blend-mode: difference;
}

.custom-cursor.hover {
    transform: scale(1.5);
    background: rgba(59, 130, 246, 0.2);
}

/* ============================================
   Ripple Effect
   ============================================ */

.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.ripple:active::before {
    width: 300%;
    height: 300%;
}