/**
 * Animation Styles
 * Smooth transitions, fade-ins, and scroll animations
 */

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

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

    to {
        opacity: 1;
    }
}

/* Fade In Up */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

/* Fade In Down */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

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

/* Fade In Left */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

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

/* Fade In Right */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

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

/* Scale In */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

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

/* Slide In Up */
@keyframes slideInUp {
    from {
        transform: translateY(100%);
    }

    to {
        transform: translateY(0);
    }
}

/* Pulse */
@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* Shake */
@keyframes shake {

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

    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translateX(-5px);
    }

    20%,
    40%,
    60%,
    80% {
        transform: translateX(5px);
    }
}

/* Float */
@keyframes float {

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

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

/* Spin */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }

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

/* Gradient Shift */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }

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

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

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

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

/* Counter */
@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

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

.animate-fadeIn {
    animation: fadeIn 0.6s ease forwards;
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fadeInDown {
    animation: fadeInDown 0.6s ease forwards;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.6s ease forwards;
}

.animate-fadeInRight {
    animation: fadeInRight 0.6s ease forwards;
}

.animate-scaleIn {
    animation: scaleIn 0.5s ease forwards;
}

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

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

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

/* Delay Classes */
.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;
}

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

/* Lift on Hover */
.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Scale on Hover */
.hover-scale {
    transition: transform var(--transition-base);
}

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

/* Glow on Hover */
.hover-glow {
    transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(255, 107, 0, 0.4);
}

/* Rotate on Hover */
.hover-rotate {
    transition: transform var(--transition-base);
}

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

/* ==================
   LOADING STATES
================== */

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

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

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

.skeleton-circle {
    border-radius: 50%;
}

.skeleton-card {
    padding: 1rem;
    background: var(--white);
    border-radius: var(--radius-lg);
}

/* Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

.spinner-lg {
    width: 60px;
    height: 60px;
    border-width: 4px;
}

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

.transition-all {
    transition: all var(--transition-base);
}

.transition-colors {
    transition: color var(--transition-base), background-color var(--transition-base), border-color var(--transition-base);
}

.transition-transform {
    transition: transform var(--transition-base);
}

.transition-opacity {
    transition: opacity var(--transition-base);
}

.transition-shadow {
    transition: box-shadow var(--transition-base);
}

/* ==================
   SCROLL REVEAL
================== */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(30px);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* ==================
   IMAGE EFFECTS
================== */

.img-zoom {
    overflow: hidden;
}

.img-zoom img {
    transition: transform var(--transition-slow);
}

.img-zoom:hover img {
    transform: scale(1.1);
}

.img-grayscale {
    filter: grayscale(100%);
    transition: filter var(--transition-base);
}

.img-grayscale:hover {
    filter: grayscale(0%);
}

.img-blur {
    filter: blur(5px);
    transition: filter var(--transition-base);
}

.img-blur:hover {
    filter: blur(0);
}

/* ==================
   TEXT EFFECTS
================== */

/* Gradient Text Animation */
.text-gradient-animate {
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--primary));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}

/* Typing Effect */
.typing-effect {
    overflow: hidden;
    border-right: 2px solid var(--primary);
    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);
    }
}

/* ==================
   BUTTON EFFECTS
================== */

/* Ripple Effect */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

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

/* Shine Effect */
.btn-shine {
    position: relative;
    overflow: hidden;
}

.btn-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;
}

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

/* ==================
   CARD EFFECTS
================== */

/* 3D Tilt Effect */
.card-tilt {
    transform-style: preserve-3d;
    transition: transform var(--transition-base);
}

.card-tilt:hover {
    transform: perspective(1000px) rotateX(5deg) rotateY(-5deg);
}

/* Border Gradient */
.card-gradient-border {
    position: relative;
    background: var(--white);
    z-index: 1;
}

.card-gradient-border::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.card-gradient-border:hover::before {
    opacity: 1;
}

/* ==================
   COUNTER ANIMATION
================== */

.counter-animated {
    opacity: 0;
    transform: translateY(20px);
}

.counter-animated.counting {
    animation: countUp 0.5s ease forwards;
}

/* ==================
   PAGE TRANSITIONS
================== */

.page-transition-enter {
    opacity: 0;
    transform: translateY(20px);
}

.page-transition-enter-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s, transform 0.3s;
}

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

.page-transition-exit-active {
    opacity: 0;
    transition: opacity 0.3s;
}

/* ==================
   NOTIFICATION ANIMATIONS
================== */

.notification-enter {
    animation: slideInUp 0.3s ease forwards;
}

.notification-exit {
    animation: fadeIn 0.3s ease reverse forwards;
}

/* Toast Animation */
.toast-enter {
    animation: fadeInRight 0.3s ease forwards;
}

.toast-exit {
    animation: fadeInRight 0.3s ease reverse forwards;
}

/* ==================
   PREMIUM UX EFFECTS
================== */

/* Floating Soft */
.animate-float-soft {
    animation: floatSoft 4s ease-in-out infinite;
}

@keyframes floatSoft {

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

    33% {
        transform: translateY(-8px) rotate(1deg);
    }

    66% {
        transform: translateY(-4px) rotate(-1deg);
    }
}

/* Text Shimmer Premium */
.text-shimmer-premium {
    background: linear-gradient(120deg, rgba(255, 255, 255, 0) 30%, rgba(255, 255, 255, 0.8) 50%, rgba(255, 255, 255, 0) 70%);
    background-size: 200% 100%;
    background-clip: text;
    -webkit-background-clip: text;
    animation: shimmerPremium 3s infinite;
}

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

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

/* Glass Glow */
.glass-glow {
    position: relative;
    overflow: hidden;
}

.glass-glow::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.glass-glow:hover::after {
    opacity: 1;
}

/* Reveal Background */
.reveal-bg {
    position: relative;
    z-index: 1;
}

.reveal-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s cubic-bezier(0.77, 0, 0.175, 1);
    z-index: -1;
}

.reveal-bg:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}