/* Additional responsive styles and optimizations */

/* Print styles */
@media print {
    .header,
    .hamburger,
    .back-to-top,
    .hero-buttons,
    .contact-cta {
        display: none !important;
    }
    
    .hero {
        padding: 2rem 0;
        background: white !important;
    }
    
    .hero-title,
    .section-header h2 {
        color: black !important;
    }
    
    .country-card,
    .benefit-card,
    .partner-card {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ddd;
        margin-bottom: 1rem;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn-primary {
        background: #000;
        border-color: #000;
    }
    
    .btn-secondary {
        background: #fff;
        color: #000;
        border-color: #000;
    }
    
    .feature-icon,
    .country-flag,
    .step-number {
        background: #000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .fade-in-up {
        animation: none;
    }
}

/* Dark mode support (future feature) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --bg-secondary: #2d2d2d;
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --border-color: #404040;
    }
    
    /* Uncomment when implementing dark mode
    body {
        background-color: var(--bg-primary);
        color: var(--text-primary);
    }
    
    .header {
        background: rgba(26, 26, 26, 0.95);
    }
    
    .country-card,
    .benefit-card,
    .partner-card,
    .feature {
        background: var(--bg-secondary);
        border: 1px solid var(--border-color);
    }
    */
}

/* Focus styles for better accessibility */
*:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

.btn:focus {
    outline: 3px solid #667eea;
    outline-offset: 2px;
}

/* Skip link styles */
.skip-link:focus {
    position: absolute;
    top: 6px !important;
    left: 6px;
    background: #667eea;
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 100000;
    font-weight: 600;
}

/* Loading states */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Form error states */
.form-group {
    margin-bottom: 1rem;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: #667eea;
    outline: none;
}

.form-control.error {
    border-color: #dc3545;
    animation: shake 0.5s ease-in-out;
}

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

.error-message {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

/* Success states */
.success-message {
    color: #28a745;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

/* Tooltip styles */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 120px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 0;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -60px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 0.875rem;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Modal styles (for future use) */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    cursor: pointer;
    color: #666;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #333;
}

/* Cookie banner styles (for future GDPR compliance) */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #2c3e50;
    color: white;
    padding: 1rem;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.cookie-text {
    flex: 1;
    margin-right: 1rem;
    font-size: 0.9rem;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
}

.cookie-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: background-color 0.3s ease;
}

.cookie-btn.accept {
    background: #28a745;
    color: white;
}

.cookie-btn.decline {
    background: transparent;
    color: white;
    border: 1px solid white;
}

/* Notification styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    color: white;
    font-weight: 500;
    z-index: 10000;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    max-width: 350px;
}

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

.notification.success {
    background: #28a745;
}

.notification.error {
    background: #dc3545;
}

.notification.warning {
    background: #ffc107;
    color: #333;
}

.notification.info {
    background: #17a2b8;
}

/* Progress bar */
.progress-bar {
    width: 100%;
    height: 4px;
    background: #f3f3f3;
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
    transition: width 0.3s ease;
    width: 0%;
}

/* Lazy loading placeholder */
.lazy-placeholder {
    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;
    }
}

/* Menu overlay for mobile */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

/* Prevent body scroll when menu is open */
body.menu-open {
    overflow: hidden;
}

/* Image optimization */
img {
    max-width: 100%;
    height: auto;
}

/* Lazy loading for images */
img[data-src] {
    filter: blur(5px);
    transition: filter 0.3s;
}

img[data-src].loaded {
    filter: blur(0);
}

/* Micro-interactions */
.country-card:hover .country-flag,
.feature:hover .feature-icon,
.partner-card:hover .partner-logo {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

/* Enhanced button animations */
.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;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5a67d8;
}

/* Selection styles */
::selection {
    background: #667eea;
    color: white;
}

::-moz-selection {
    background: #667eea;
    color: white;
}

/* Additional utility classes */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

.float-left { float: left; }
.float-right { float: right; }

.text-left { text-align: left; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-justify { text-align: justify; }

.font-weight-light { font-weight: 300; }
.font-weight-normal { font-weight: 400; }
.font-weight-medium { font-weight: 500; }
.font-weight-semibold { font-weight: 600; }
.font-weight-bold { font-weight: 700; }

.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Performance optimizations */
.country-card,
.benefit-card,
.partner-card,
.feature {
    will-change: transform;
}

.hero-img,
.partner-logo {
    will-change: transform;
}

/* Container queries (future feature) */
@supports (container-type: inline-size) {
    .card-container {
        container-type: inline-size;
    }
    
    @container (max-width: 300px) {
        .country-card {
            padding: 1rem;
        }
        
        .country-card h3 {
            font-size: 1.2rem;
        }
    }
}