/**
 * Common Animation and Interaction Patterns
 * Additional CSS for enhanced user experience
 */

/* Smooth Transitions */
* {
    transition-property: none;
    transition-duration: 0s;
}

a, button, .clickable,
.card, .building-card,
.nav-link, .lang-img, .theme-toggle {
    transition: all var(--transition-base);
}

/* Focus Styles for Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

/* Loading Animation */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 3px solid var(--color-accent);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Fade In Animation */
.fade-in {
    animation: fadeIn var(--transition-base);
}

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

/* Slide In Animation */
.slide-in {
    animation: slideIn var(--transition-base);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Pulse Animation */
.pulse {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

/* Shake Animation (for errors) */
.shake {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-card-hover) 25%,
        var(--bg-card) 50%,
        var(--bg-card-hover) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--border-radius-sm);
}

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

/* Hover Lift Effect */
.hover-lift {
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Tooltip */
[data-tooltip] {
    position: relative;
    cursor: help;
}

[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-primary);
    color: var(--text-light);
    font-size: var(--font-size-xs);
    white-space: nowrap;
    border-radius: var(--border-radius-sm);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    z-index: var(--z-tooltip);
}

[data-tooltip]:hover::before {
    opacity: 1;
}

/* Badge */
.badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: var(--border-radius-sm);
    background: var(--color-secondary);
    color: var(--text-light);
}

.badge.success { background: var(--color-success); }
.badge.danger { background: var(--color-danger); }
.badge.warning { background: var(--color-warning); color: #000; }
.badge.info { background: var(--color-info); }

/* Alert/Notice Box */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--border-radius-md);
    border-left: 4px solid;
    margin-bottom: var(--space-lg);
}

.alert.success {
    background: rgba(101, 194, 101, 0.1);
    border-color: var(--color-success);
    color: var(--color-success);
}

.alert.danger {
    background: rgba(252, 84, 100, 0.1);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.alert.warning {
    background: rgba(255, 193, 7, 0.1);
    border-color: var(--color-warning);
    color: #856404;
}

.alert.info {
    background: rgba(23, 162, 184, 0.1);
    border-color: var(--color-info);
    color: var(--color-info);
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--color-primary);
    color: var(--text-light);
}

.btn-primary:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-success {
    background: var(--color-success);
    color: var(--text-light);
}

.btn-success:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--color-danger);
    color: var(--text-light);
}

.btn-danger:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-base);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background: var(--bg-card);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(58, 96, 207, 0.1);
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

/* Print Styles */
@media print {
    .sidebar,
    .menu-toggle,
    .sidebar-overlay,
    .no-print {
        display: none !important;
    }
    
    .app-container {
        grid-template-columns: 1fr;
    }
    
    .main-content {
        padding: 0;
    }
}