/* Reset et styles de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo h2 {
    color: #0066cc;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo i {
    margin-right: 0.5rem;
    color: #ff6b35;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #0066cc;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #0066cc;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.admin-btn {
    background: linear-gradient(135deg, #0066cc, #004499);
    color: white !important;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.admin-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #0066cc 0%, #004499 50%, #ff6b35 100%);
    display: flex;
    align-items: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="rgba(255,255,255,0.05)" points="0,1000 1000,0 1000,1000"/></svg>');
    background-size: cover;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-text h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    opacity: 0.9;
    color: #ffd700;
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn-primary, .btn-secondary, .btn-outline {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary {
    background: #fff;
    color: #0066cc;
}

.btn-primary:hover {
    background: #f8fafc;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #0066cc;
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: #0066cc;
    border: 2px solid #0066cc;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
}

.btn-outline:hover {
    background: #0066cc;
    color: white;
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat .number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #ffd700;
}

.stat .label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 400px;
}

.card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

.card-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.feature i {
    color: #ffd700;
}

/* Services Section */
.services {
    padding: 5rem 0;
    background: #f8fafc;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: #1a1a1a;
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.service-card.featured {
    border: 2px solid #0066cc;
    transform: scale(1.05);
}

.service-card.premium {
    border: 2px solid #ffd700;
    background: linear-gradient(135deg, #fff 0%, #fffbf0 100%);
}

.service-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: #0066cc;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.service-badge.premium {
    background: linear-gradient(135deg, #ffd700, #ffb347);
    color: #333;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #0066cc, #004499);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.5rem;
    color: #1a1a1a;
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-card ul {
    list-style: none;
    margin-bottom: 2rem;
}

.service-card li {
    padding: 0.5rem 0;
    color: #555;
    position: relative;
    padding-left: 1.5rem;
}

.service-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #0066cc;
    font-weight: bold;
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0066cc;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Destinations Section */
.destinations {
    padding: 5rem 0;
    background: white;
}

.destinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.destination-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.destination-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.destination-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.destination-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.destination-card:hover .destination-image img {
    transform: scale(1.1);
}

.destination-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.rating {
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 0.5rem;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.rating i {
    color: #ffd700;
}

.destination-content {
    padding: 1.5rem;
}

.destination-content h3 {
    font-size: 1.3rem;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.destination-content p {
    color: #666;
    margin-bottom: 1rem;
}

.destination-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.universities, .students {
    color: #0066cc;
    font-weight: 600;
}

.destination-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.highlight {
    background: #f0f8ff;
    color: #0066cc;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Process Section */
.process {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e6f3ff 100%);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #0066cc, #004499);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step-content h3 {
    font-size: 1.3rem;
    color: #1a1a1a;
    margin-bottom: 1rem;
    font-weight: 600;
}

.step-content p {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.step-duration {
    background: #f0f8ff;
    color: #0066cc;
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
}

/* Testimonials Section */
.testimonials {
    padding: 5rem 0;
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 20px;
    border-left: 4px solid #0066cc;
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.stars {
    color: #ffd700;
    margin-bottom: 1rem;
}

.testimonial-content p {
    color: #555;
    font-style: italic;
    line-height: 1.6;
}

.testimonial-author h4 {
    color: #1a1a1a;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    color: #666;
    font-size: 0.9rem;
    display: block;
}

.country {
    margin-top: 0.5rem;
    font-weight: 600;
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background: linear-gradient(135deg, #0066cc 0%, #004499 100%);
    color: white;
}

.contact .section-header h2,
.contact .section-header p {
    color: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.contact-item i {
    font-size: 1.5rem;
    color: #ffd700;
    width: 40px;
    text-align: center;
    margin-top: 0.25rem;
}

.contact-item h4 {
    color: white;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0.25rem;
}

.contact-item span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.contact-form h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    text-align: center;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ffd700;
    background: rgba(255, 255, 255, 0.2);
}

.form-group select option {
    background: #0066cc;
    color: white;
}

.form-note {
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 1rem;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #f1f5f9;
}

.footer-section h3 i {
    color: #ff6b35;
}

.footer-section p,
.footer-section li {
    color: #94a3b8;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #0066cc;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #334155;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #0066cc;
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 1rem;
    text-align: center;
    color: #94a3b8;
}

.footer-bottom a {
    color: #0066cc;
    text-decoration: none;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    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: 20px;
    width: 90%;
    max-width: 500px;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

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

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 2rem;
    cursor: pointer;
    color: #64748b;
    transition: color 0.3s ease;
}

.close:hover {
    color: #ef4444;
}

.modal h2 {
    margin-bottom: 1.5rem;
    color: #1a1a1a;
    text-align: center;
}

.modal .form-group input,
.modal .form-group select,
.modal .form-group textarea {
    background: white;
    color: #333;
    border: 2px solid #e2e8f0;
}

.modal .form-group input::placeholder,
.modal .form-group textarea::placeholder {
    color: #94a3b8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-text h2 {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card.featured {
        transform: none;
    }
    
    .destinations-grid {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .modal-content {
        margin: 10% auto;
        padding: 1.5rem;
    }
    
    .services-grid,
    .destinations-grid {
        grid-template-columns: 1fr;
    }
}

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

.service-card,
.destination-card,
.process-step,
.testimonial-card {
    animation: fadeInUp 0.6s ease forwards;
}

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

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

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

/* Success/Error messages */
.alert {
    padding: 1rem;
    border-radius: 10px;
    margin: 1rem 0;
    font-weight: 500;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }