/* Loading Animations */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #2C509F;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out;
}

.loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-content {
    text-align: center;
    color: white;
}

.loader-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 1.5s ease-in-out infinite;
    overflow: hidden;
}

.loader-logo img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

/* Micro-interactions */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

.btn:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Card hover effects */
.expertise-card,
.target-card,
.realization-card,
.testimonial-card,
.advantage-item,
.value-item,
.team-member {
    transition: box-shadow 0.4s ease;
}

.expertise-card:hover,
.target-card:hover,
.realization-card:hover,
.advantage-item:hover,
.value-item:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.team-member:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Scroll indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, #ED6B06, #2C509F);
    z-index: 1000;
    transition: width 0.2s ease-out;
}

/* Fade in animations */
.fade-in-up,
.fade-in-left,
.fade-in-right {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.fade-in-up.visible,
.fade-in-left.visible,
.fade-in-right.visible {
    opacity: 1;
}

/* Hover effects for images */
.hover-zoom {
    overflow: hidden;
}

.hover-zoom img {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Button loading state */
.btn.loading {
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Focus states */
.btn:focus,
.nav-menu a:focus,
input:focus,
textarea:focus {
    outline: 2px solid #ED6B06;
    outline-offset: 2px;
}

/* Responsive micro-interactions */
@media (max-width: 768px) {
    .expertise-card:hover,
    .target-card:hover,
    .realization-card:hover {
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
    }
}

/* Notification System */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    color: white;
    font-weight: 500;
    z-index: 10000;
    transform: translateX(400px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 300px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.notification.show {
    transform: translateX(0);
}

.notification-success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.notification-error {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.notification-info {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

/* Ripple effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

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

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Lazy loading placeholder */
.lazy {
    filter: blur(5px);
    transition: filter 0.3s;
}

.lazy.loaded {
    filter: blur(0);
}

/* Mobile menu animations */
.nav-menu {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-toggle {
    transition: all 0.3s ease;
}

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

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

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

/* Smooth transitions for all interactive elements */
* {
    transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}