/* =============================================
   KUPI KUHNY - Animations
   ============================================= */

/* AOS-like animations */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-down"] {
    transform: translateY(-30px);
}

[data-aos="fade-down"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

/* Stagger animation delays */
[data-aos-delay="100"] {
    transition-delay: 0.1s;
}

[data-aos-delay="200"] {
    transition-delay: 0.2s;
}

[data-aos-delay="300"] {
    transition-delay: 0.3s;
}

[data-aos-delay="400"] {
    transition-delay: 0.4s;
}

[data-aos-delay="500"] {
    transition-delay: 0.5s;
}

/* Hero Animations */
.hero-content {
    animation: heroFadeIn 1s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badges {
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

.hero-title {
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.7s;
    opacity: 0;
}

.hero-subtitle {
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.9s;
    opacity: 0;
}

.hero-cta {
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 1.1s;
    opacity: 0;
}

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

/* Button hover animations */
.btn {
    position: relative;
    overflow: hidden;
}

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

/* Card 3D tilt effect */
.advantage-card {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.advantage-card:hover {
    animation: cardTilt 0.6s ease forwards;
}

@keyframes cardTilt {
    0% { transform: translateY(0) rotateY(0); }
    50% { transform: translateY(-5px) rotateY(5deg); }
    100% { transform: translateY(-10px) rotateY(0); }
}

/* Icon bounce animation */
.advantage-icon {
    transition: transform 0.3s ease;
}

.advantage-card:hover .advantage-icon {
    animation: iconBounce 0.5s ease;
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Tab transition */
.tab-panel {
    animation: tabFadeIn 0.5s ease;
}

@keyframes tabFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Price counter animation */
.price-amount {
    display: inline-block;
}

.price-card.animate .price-amount {
    animation: countUp 1s ease-out;
}

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

/* Portfolio hover effects */
.portfolio-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
    mix-blend-mode: overlay;
}

.portfolio-item:hover::before {
    opacity: 0.3;
}

/* Timeline animation */
.timeline-item {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.timeline-number {
    transform: scale(0);
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.timeline-item.visible .timeline-number {
    transform: scale(1);
}

.timeline-line {
    background: linear-gradient(to bottom, var(--primary) 0%, var(--medium-gray) 100%);
    background-size: 100% 0%;
    background-repeat: no-repeat;
    transition: background-size 2s ease;
}

.timeline-line.animated {
    background-size: 100% 100%;
}

/* Form animations */
.form-group input {
    transition: all 0.3s ease;
}

.form-group input:focus {
    transform: translateY(-2px);
}

/* FAQ accordion animation */
.faq-answer {
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-question svg {
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question svg {
    transform: rotate(45deg);
}

/* Messenger buttons animation */
.messenger-btn {
    transition: all 0.3s ease;
}

.messenger-btn svg {
    transition: transform 0.3s ease;
}

.messenger-btn:hover svg {
    transform: scale(1.1);
}

/* Scroll indicator animation */
.hero-scroll {
    animation: floatUpDown 2s ease-in-out infinite;
}

@keyframes floatUpDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

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

.loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* Success confetti animation */
@keyframes confetti {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) rotate(720deg);
        opacity: 0;
    }
}

.success-icon svg {
    animation: successPop 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes successPop {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Gradient animation for buttons */
.btn-primary {
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

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

/* Parallax effect classes */
.parallax-slow {
    will-change: transform;
}

.parallax-fast {
    will-change: transform;
}

/* Glassmorphism animation */
.lead-form {
    backdrop-filter: blur(0);
    animation: glassAppear 0.6s ease forwards;
}

@keyframes glassAppear {
    from {
        backdrop-filter: blur(0);
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        backdrop-filter: blur(10px);
        transform: translateY(0);
        opacity: 1;
    }
}

/* Floating animation for badges */
.badge {
    animation: float 3s ease-in-out infinite;
}

.badge:nth-child(2) {
    animation-delay: 0.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* Link underline animation */
.nav-list a::after {
    transition: width 0.3s ease, left 0.3s ease;
}

.nav-list a:hover::after {
    width: 100%;
    left: 0;
}

/* Smooth reveal for sections */
section {
    opacity: 1;
    transform: translateY(0);
}

section.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Mobile menu animation */
.mobile-menu {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.4s ease,
                visibility 0.4s ease;
}

.mobile-nav-list li {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

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

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

/* Scroll progress indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 1001;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.1s linear;
}

/* Input focus ring animation */
.form-group input:focus {
    animation: focusRing 0.3s ease;
}

@keyframes focusRing {
    0% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.4); }
    100% { box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1); }
}

/* Card gradient border on hover */
.price-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-primary);
    border-radius: calc(var(--radius-lg) + 2px);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.price-card:hover::before {
    opacity: 1;
}

/* Text reveal animation */
@keyframes textReveal {
    from {
        clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
    }
    to {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
}

/* Elastic animation for icons */
@keyframes elastic {
    0% { transform: scale(1); }
    30% { transform: scale(1.25); }
    40% { transform: scale(0.9); }
    50% { transform: scale(1.15); }
    65% { transform: scale(0.95); }
    75% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.contact-icon:hover svg {
    animation: elastic 0.8s ease;
}