/* ============================================
   Zhengzhou Zeyao Media Technology Co., Ltd.
   Animations & Effects
   ============================================ */

/* ==================== Keyframe Animations ==================== */

/* Fade In Up */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUpDelay {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fade In Down */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fade In Left */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Fade In Right */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* Slide In From Left */
@keyframes slideInFromLeft {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Slide In From Right */
@keyframes slideInFromRight {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Bounce */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-30px);
    }
    60% {
        transform: translateY(-15px);
    }
}

/* Pulse */
@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Pulse Glow */
@keyframes pulseGlow {
    0% {
        box-shadow: 0 0 20px rgba(0, 102, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(0, 102, 255, 0.6);
    }
    100% {
        box-shadow: 0 0 20px rgba(0, 102, 255, 0.3);
    }
}

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

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

/* Shimmer */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Gradient Shift */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Typing Cursor */
@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

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

/* Wave */
@keyframes wave {
    0% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(20deg);
    }
    50% {
        transform: rotate(0deg);
    }
    75% {
        transform: rotate(-20deg);
    }
    100% {
        transform: rotate(0deg);
    }
}

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

/* Scroll Progress */
@keyframes scrollProgress {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}

/* Number Counter Animation */
@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Text Reveal */
@keyframes textReveal {
    from {
        clip-path: inset(0 100% 0 0);
    }
    to {
        clip-path: inset(0 0 0 0);
    }
}

/* Particle Float */
@keyframes particleFloat {
    0%, 100% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(20px, -30px);
    }
    50% {
        transform: translate(-10px, -50px);
    }
    75% {
        transform: translate(-30px, -20px);
    }
}

/* Line Draw */
@keyframes lineDraw {
    from {
        stroke-dashoffset: 1000;
    }
    to {
        stroke-dashoffset: 0;
    }
}

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

/* Base Animation Classes */
.animate-fadeInUp {
    animation: fadeInUp 0.8s ease forwards;
}

.animate-fadeInDown {
    animation: fadeInDown 0.8s ease forwards;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.8s ease forwards;
}

.animate-fadeInRight {
    animation: fadeInRight 0.8s ease forwards;
}

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

.animate-bounce {
    animation: bounce 2s ease infinite;
}

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

.animate-pulse-glow {
    animation: pulseGlow 2s ease infinite;
}

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

.animate-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

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

.animate-wave {
    animation: wave 1s ease-in-out infinite;
}

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

/* 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 Durations */
.duration-fast { animation-duration: 300ms; }
.duration-normal { animation-duration: 500ms; }
.duration-slow { animation-duration: 800ms; }
.duration-slower { animation-duration: 1000ms; }

/* ==================== Scroll Reveal Animations ==================== */

/* Initial State for Elements */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

/* Reveal from Left */
.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

/* Reveal from Right */
.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

/* Reveal Scale */
.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

/* Reveal Rotate */
.reveal-rotate {
    opacity: 0;
    transform: rotate(-10deg) scale(0.9);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-rotate.revealed {
    opacity: 1;
    transform: rotate(0) scale(1);
}

/* Staggered Reveal for Children */
.stagger-reveal > * {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.5, 0, 0, 1);
}

.stagger-reveal.revealed > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(2) { transition-delay: 100ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(3) { transition-delay: 200ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(4) { transition-delay: 300ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(5) { transition-delay: 400ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(6) { transition-delay: 500ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(7) { transition-delay: 600ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(8) { transition-delay: 700ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(9) { transition-delay: 800ms; opacity: 1; transform: translateY(0); }
.stagger-reveal.revealed > *:nth-child(10) { transition-delay: 900ms; opacity: 1; transform: translateY(0); }

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

/* 3D Lift Effect */
.hover-lift {
    transition: all 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Glow Effect */
.hover-glow {
    transition: all 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(0, 102, 255, 0.5);
}

/* Scale Effect */
.hover-scale {
    transition: transform 0.3s ease;
}

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

/* Rotate Effect */
.hover-rotate {
    transition: transform 0.3s ease;
}

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

/* Image Zoom Effect */
.hover-zoom {
    overflow: hidden;
}

.hover-zoom img,
.hover-zoom .zoom-content {
    transition: transform 0.5s ease;
}

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

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

.hover-border::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.hover-border: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(
        to right,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transform: rotate(30deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.hover-shine:hover::after {
    opacity: 1;
    left: 100%;
}

/* ==================== Parallax Effects ==================== */

.parallax-container {
    perspective: 1000px;
    overflow: hidden;
}

.parallax-element {
    transform-style: preserve-3d;
    will-change: transform;
}

/* ==================== Text Effects ==================== */

/* Gradient Text */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-animated {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-purple), var(--primary-color));
    background-size: 300% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 5s ease infinite;
}

/* Text Shadow */
.text-shadow {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.text-shadow-lg {
    text-shadow: 4px 4px 8px rgba(0, 0, 0, 0.2);
}

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

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

/* Word Split Animation */
.word-split span {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    animation: wordReveal 0.5s ease forwards;
}

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

/* Letter Spacing Animation */
.letter-spacing-animate {
    letter-spacing: 0.5em;
    animation: letterSpacing 2s ease forwards;
}

@keyframes letterSpacing {
    to {
        letter-spacing: 0.05em;
    }
}

/* ==================== Loading Animations ==================== */

.loader {
    width: 50px;
    height: 50px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loader-dots {
    display: flex;
    gap: 8px;
}

.loader-dots span {
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: dotBounce 1.4s ease-in-out infinite;
}

.loader-dots span:nth-child(1) { animation-delay: 0s; }
.loader-dots span:nth-child(2) { animation-delay: 0.2s; }
.loader-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes dotBounce {
    0%, 80%, 100% {
        transform: scale(0.6);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ==================== Button Animations ==================== */

.btn-animated {
    position: relative;
    overflow: hidden;
}

.btn-animated::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;
}

.btn-animated:hover::before {
    width: 300px;
    height: 300px;
}

.btn-icon-spin:hover svg {
    animation: spin 0.5s ease;
}

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

.btn-ripple .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

/* ==================== Card Animations ==================== */

.card-flip {
    perspective: 1000px;
}

.card-flip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.8s;
    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;
}

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

/* ==================== Navigation Animations ==================== */

.nav-link-underline {
    position: relative;
}

.nav-link-underline::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-link-underline:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Mobile Menu Animation */
.mobile-menu-item {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.3s ease;
}

.mobile-menu.active .mobile-menu-item {
    opacity: 1;
    transform: translateX(0);
}

.mobile-menu.active .mobile-menu-item:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-menu-item:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.active .mobile-menu-item:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-menu-item:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu.active .mobile-menu-item:nth-child(5) { transition-delay: 0.3s; }
.mobile-menu.active .mobile-menu-item:nth-child(6) { transition-delay: 0.35s; }

/* ==================== Particle Effects ==================== */

.particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: particleFloat 10s infinite;
}

/* ==================== Background Animations ==================== */

.bg-gradient-animated {
    background: linear-gradient(-45deg, #0066FF, #00D4AA, #8B5CF6, #EC4899);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

.bg-morph {
    animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
    0% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }
    50% {
        border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
    }
    100% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }
}

/* ==================== Scroll Indicator ==================== */

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    position: relative;
}

.scroll-indicator-wheel {
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s ease infinite;
}

@keyframes scrollWheel {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
}

/* ==================== Counter Animation ==================== */

.counter {
    display: inline-block;
}

.counter-value {
    font-variant-numeric: tabular-nums;
}

/* ==================== Image Mask Animation ==================== */

.mask-reveal {
    clip-path: inset(0 100% 0 0);
    transition: clip-path 1s ease;
}

.mask-reveal.revealed {
    clip-path: inset(0 0 0 0);
}

/* ==================== Page Transitions ==================== */

.page-transition {
    animation: pageIn 0.5s ease;
}

@keyframes pageIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== Modal Animations ==================== */

.modal-backdrop {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-backdrop.active {
    opacity: 1;
}

.modal-content {
    opacity: 0;
    transform: scale(0.9) translateY(20px);
    transition: all 0.3s ease;
}

.modal.active .modal-content {
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* ==================== Marquee Animation ==================== */

.marquee {
    display: flex;
    overflow: hidden;
    user-select: none;
}

.marquee-content {
    display: flex;
    animation: marquee 30s linear infinite;
}

@keyframes marquee {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-50%);
    }
}

.marquee:hover .marquee-content {
    animation-play-state: paused;
}

/* ==================== Interactive Effects ==================== */

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

/* Tilt Effect */
.tilt-effect {
    transform-style: preserve-3d;
    transition: transform 0.1s ease;
}

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

.glow-border::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color), var(--accent-purple), var(--primary-color));
    background-size: 400% 400%;
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
    animation: gradientShift 3s ease infinite;
}

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

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

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale,
    .reveal-rotate {
        opacity: 1;
        transform: none;
    }
    
    .parallax-element {
        transform: none !important;
    }
}