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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

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

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

/* ==========================================
   Hero Animations
   ========================================== */

.animate-fade-in {
    animation: fadeIn 1s ease-out forwards;
    opacity: 0;
}

.animate-fade-in-delay {
    animation: fadeIn 1s ease-out 0.3s forwards;
    opacity: 0;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 1s ease-out 0.6s forwards;
    opacity: 0;
}

.trust-indicators {
    animation: fadeInUp 1s ease-out 0.9s forwards;
    opacity: 0;
}

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

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

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

.scroll-animate {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Staggered animations for grid items */
.services-grid .service-card:nth-child(1).animate-in {
    transition-delay: 0s;
}

.services-grid .service-card:nth-child(2).animate-in {
    transition-delay: 0.1s;
}

.services-grid .service-card:nth-child(3).animate-in {
    transition-delay: 0.2s;
}

.values-grid .value-card:nth-child(1).animate-in {
    transition-delay: 0s;
}

.values-grid .value-card:nth-child(2).animate-in {
    transition-delay: 0.1s;
}

.values-grid .value-card:nth-child(3).animate-in {
    transition-delay: 0.2s;
}

.values-grid .value-card:nth-child(4).animate-in {
    transition-delay: 0.3s;
}

.values-grid .value-card:nth-child(5).animate-in {
    transition-delay: 0.4s;
}

.values-grid .value-card:nth-child(6).animate-in {
    transition-delay: 0.5s;
}

.clients-grid .client-card:nth-child(1).animate-in {
    transition-delay: 0s;
}

.clients-grid .client-card:nth-child(2).animate-in {
    transition-delay: 0.1s;
}

.clients-grid .client-card:nth-child(3).animate-in {
    transition-delay: 0.2s;
}

.clients-grid .client-card:nth-child(4).animate-in {
    transition-delay: 0.3s;
}

.clients-grid .client-card:nth-child(5).animate-in {
    transition-delay: 0.4s;
}

.clients-grid .client-card:nth-child(6).animate-in {
    transition-delay: 0.5s;
}

.clients-grid .client-card:nth-child(7).animate-in {
    transition-delay: 0.6s;
}

.stats-grid .stat-card:nth-child(1).animate-in {
    transition-delay: 0s;
}

.stats-grid .stat-card:nth-child(2).animate-in {
    transition-delay: 0.1s;
}

.stats-grid .stat-card:nth-child(3).animate-in {
    transition-delay: 0.2s;
}

.stats-grid .stat-card:nth-child(4).animate-in {
    transition-delay: 0.3s;
}

/* ==========================================
   Icon Animations
   ========================================== */

.service-icon,
.value-icon,
.stat-icon,
.contact-icon {
    transition: all 0.3s ease;
}

.service-card:hover .service-icon,
.value-card:hover .value-icon {
    transform: scale(1.1) rotate(5deg);
}

.stat-card:hover .stat-icon {
    animation: pulse 1s ease-in-out infinite;
}

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

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

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

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

/* ==========================================
   Loading Animation
   ========================================== */

.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(0, 212, 255, 0.2);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

/* ==========================================
   Form Animations
   ========================================== */

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    animation: pulse 0.5s ease;
}

.form-status.success,
.form-status.error {
    animation: slideInDown 0.3s ease-out;
}

/* ==========================================
   Mobile Menu Animations
   ========================================== */

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.nav.mobile-active {
    animation: fadeInLeft 0.3s ease-out;
}

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

.stat-number.counting {
    animation: scaleIn 0.5s ease-out;
}

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

.service-card,
.value-card,
.client-card,
.stat-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover,
.value-card:hover,
.client-card:hover {
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.15);
}

/* Social links hover animation */
.social-link {
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--accent-gradient);
    transform: scale(0);
    transition: transform 0.3s ease;
    border-radius: 50%;
    z-index: -1;
}

.social-link:hover::before {
    transform: scale(1);
}

/* ==========================================
   Scroll Progress Bar (Optional)
   ========================================== */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--accent-gradient);
    z-index: 9999;
    transition: width 0.1s ease;
}

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

.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--accent-gradient);
    transform: translateY(-100%);
    z-index: 9999;
    transition: transform 0.5s cubic-bezier(0.77, 0, 0.175, 1);
}

.page-transition.active {
    transform: translateY(0);
}

/* ==========================================
   Image Lazy Load Animation
   ========================================== */

img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* ==========================================
   Link Underline Animation
   ========================================== */

.nav-link,
.footer-links a,
.service-link {
    position: relative;
}

/* ==========================================
   Card Shine Effect
   ========================================== */

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

.service-card:hover::after,
.value-card:hover::after,
.client-card:hover::after {
    transform: translateX(100%) translateY(100%) rotate(45deg);
}

/* ==========================================
   Responsive Animation Adjustments
   ========================================== */

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