/* ========== MICRO-INTERACTIONS ET ANIMATIONS ========== */

/* Animations d'entrée */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

/* Classes d'animation */
.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

.animate-scale-in {
    animation: scaleIn 0.5s ease-out;
}

/* Animations au scroll */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

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

/* Micro-interactions pour les boutons */
.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;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

.btn:active {
    transform: translateY(1px) scale(0.98);
}

/* Effet de ripple pour les cartes */
.card {
    position: relative;
    overflow: hidden;
}

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.card:hover::after {
    left: 100%;
}

/* Animation des icônes */
.icon {
    transition: transform 0.3s ease;
}

.btn:hover .icon {
    transform: scale(1.1);
}

.card-icon {
    transition: all 0.3s ease;
}

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

/* Animation du menu de navigation */
.nav-menu {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-menu.active {
    animation: slideDown 0.3s ease-out;
}

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

/* Animation du loader */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

/* Animation des tooltips */
.tooltip {
    position: absolute;
    background: var(--gray-900);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    z-index: 1000;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    pointer-events: none;
    white-space: nowrap;
}

.tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--gray-900);
}

.tooltip.show {
    opacity: 1;
    transform: translateY(0);
}

/* Animation des notifications */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--success-color);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

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

/* Animation du scroll progress */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    z-index: 1000;
    transition: width 0.1s ease;
}

/* Animation des images lazy loading */
img.lazy {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img.loaded {
    opacity: 1;
}

/* Animation des formulaires */
.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-label {
    position: absolute;
    top: 0.75rem;
    left: 1rem;
    color: var(--gray-500);
    transition: all 0.3s ease;
    pointer-events: none;
    background: var(--white);
    padding: 0 0.25rem;
}

.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label {
    top: -0.5rem;
    left: 0.75rem;
    font-size: 0.875rem;
    color: var(--primary);
}

/* Animation des checkboxes et radios */
.custom-checkbox {
    position: relative;
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.custom-checkbox::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    color: white;
    font-size: 12px;
    font-weight: bold;
    transition: transform 0.2s ease;
}

.custom-checkbox:checked {
    background: var(--primary);
    border-color: var(--primary);
}

.custom-checkbox:checked::after {
    transform: translate(-50%, -50%) scale(1);
}

/* Animation des modales */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    max-width: 500px;
    width: 90%;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal.show .modal-content {
    transform: scale(1);
}

/* Animation des accordéons */
.accordion-item {
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.accordion-header {
    padding: 1rem;
    background: var(--gray-50);
    cursor: pointer;
    transition: background 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header:hover {
    background: var(--gray-100);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-content.show {
    max-height: 500px;
}

/* Animation des tabs */
.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Animation des breadcrumbs */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.breadcrumb-item {
    color: var(--gray-500);
    transition: color 0.3s ease;
}

.breadcrumb-item:hover {
    color: var(--primary);
}

.breadcrumb-separator {
    color: var(--gray-300);
}

/* Animation des badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    animation: badgePulse 2s infinite;
}

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

/* Animation des skeletons */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeletonLoading 1.5s infinite;
}

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

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

@media (max-width: 768px) {
    .animate-on-scroll {
        opacity: 1;
        transform: none;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
}