/**
 * Right Foundation Academy - Animations & Transitions
 * Premium smooth animations and micro-interactions
 */

/* ==================== KEYFRAME ANIMATIONS ==================== */

@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 slideInUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

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

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

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

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

@keyframes slideShow {
    0%, 100% {
        opacity: 0;
    }
    25%, 75% {
        opacity: 1;
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px var(--primary-color),
                    0 0 10px var(--primary-color);
    }
    50% {
        box-shadow: 0 0 20px var(--primary-color),
                    0 0 30px var(--primary-color);
    }
}

/* ==================== UTILITY ANIMATION CLASSES ==================== */

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.animate-fade-in-down {
    animation: fadeInDown 0.8s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.8s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.8s ease-out;
}

.animate-slide-in-up {
    animation: slideInUp 0.6s ease-out;
}

.animate-scale-in {
    animation: scaleIn 0.5s ease-out;
}

.animate-bounce-in {
    animation: bounceIn 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

.animate-shake {
    animation: shake 0.5s ease-in-out;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

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

/* ==================== SCROLL ANIMATIONS ==================== */

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

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

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

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

/* ==================== HOVER EFFECTS ==================== */

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

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

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

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

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

.hover-shrink:hover {
    transform: scale(0.95);
}

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

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

.hover-shine {
    position: relative;
    overflow: hidden;
}

.hover-shine::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transition: left 0.5s ease;
}

.hover-shine:hover::before {
    left: 100%;
}

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

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(10, 36, 99, 0.3),
                0 0 30px rgba(255, 184, 28, 0.2);
}

/* ==================== LOADING ANIMATIONS ==================== */

.loading-skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-secondary) 0%,
        var(--border-color) 50%,
        var(--bg-secondary) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
    width: 100%;
}

.skeleton-text:last-child {
    width: 70%;
}

.skeleton-title {
    height: 2rem;
    margin-bottom: 1rem;
    width: 60%;
}

.skeleton-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
}

.spinner-border {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

.spinner-grow {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    background-color: currentColor;
    border-radius: 50%;
    opacity: 0;
    animation: spinnerGrow 0.75s linear infinite;
}

@keyframes spinnerGrow {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 0;
    }
}

/* ==================== COUNTER ANIMATIONS ==================== */

.counter {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    font-family: var(--font-heading);
}

.counter-animate {
    animation: counterCount 2s ease-out;
}

@keyframes counterCount {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ==================== PROGRESS BAR ANIMATIONS ==================== */

.progress-bar {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 100px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(
        90deg,
        var(--primary-color),
        var(--accent-color)
    );
    border-radius: 100px;
    transition: width 1s ease-out;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

/* ==================== RIPPLE EFFECT ==================== */

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

.ripple-effect::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    width: 100px;
    height: 100px;
    margin-top: -50px;
    margin-left: -50px;
    top: 50%;
    left: 50%;
    animation: ripple 0.6s ease-out;
    opacity: 0;
}

.ripple-effect:active::after {
    animation: ripple 0.6s ease-out;
}

/* ==================== TYPEWRITER EFFECT ==================== */

.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--secondary-color);
    white-space: nowrap;
    animation: 
        typewriter 3s steps(40) 1s 1 normal both,
        blinkCursor 0.75s step-end infinite;
}

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

@keyframes blinkCursor {
    50% {
        border-color: transparent;
    }
}

/* ==================== PARALLAX EFFECT ==================== */

.parallax-layer {
    transition: transform 0.1s ease-out;
}

/* ==================== IMAGE REVEAL ==================== */

.image-reveal {
    position: relative;
    overflow: hidden;
}

.image-reveal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    transform: translateX(-100%);
    transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
    z-index: 1;
}

.image-reveal.revealed::before {
    transform: translateX(100%);
}

.image-reveal img {
    opacity: 0;
    transition: opacity 0.6s ease 0.4s;
}

.image-reveal.revealed img {
    opacity: 1;
}

/* ==================== STAGGER ANIMATIONS ==================== */

.stagger-item {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out forwards;
}

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

/* ==================== GRADIENT ANIMATION ==================== */

.gradient-animate {
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

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

/* ==================== TRANSITION UTILITIES ==================== */

.transition-fast {
    transition: all 0.15s ease;
}

.transition-base {
    transition: all 0.3s ease;
}

.transition-slow {
    transition: all 0.5s ease;
}

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

.transition-opacity {
    transition: opacity 0.3s ease;
}

.transition-colors {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* ==================== SMOOTH SCROLL ==================== */

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}