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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #212121;
    color: #FFFFFF;
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header styles */
header {
    background-color: #212121;
    padding: 20px 0;
    border-bottom: 2px solid #BEE54B;
    margin-bottom: 30px;
}

header h1 {
    color: #BEE54B;
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 20px;
    font-weight: bold;
}

/* Language switcher */
.language-switcher {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.lang-btn {
    background-color: transparent;
    color: #FFFFFF;
    border: 2px solid #BEE54B;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    background-color: #BEE54B;
    color: #212121;
}

.lang-btn.active {
    background-color: #BEE54B;
    color: #212121;
}

/* Navigation */
.main-nav {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.nav-link {
    color: #FFFFFF;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-weight: 500;
    border: 2px solid transparent;
}

.nav-link:hover {
    background-color: #BEE54B;
    color: #212121;
    border-color: #BEE54B;
}

.nav-link.active {
    background-color: #BEE54B;
    color: #212121;
    border-color: #BEE54B;
}

/* Main content */
main {
    background-color: #212121;
    padding: 0 0 40px 0;
}

.content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

.content h2 {
    color: #BEE54B;
    font-size: 2.2rem;
    margin-bottom: 20px;
    text-align: center;
    border-bottom: 2px solid #BEE54B;
    padding-bottom: 15px;
}

.last-updated {
    text-align: center;
    color: #CCCCCC;
    font-style: italic;
    margin-bottom: 40px;
    font-size: 0.9rem;
}

/* Sections */
section {
    margin-bottom: 40px;
    background-color: #2a2a2a;
    padding: 30px;
    border-radius: 10px;
    border-left: 4px solid #BEE54B;
}

section h3 {
    color: #BEE54B;
    font-size: 1.5rem;
    margin-bottom: 15px;
    border-bottom: 1px solid #444;
    padding-bottom: 10px;
}

section h4 {
    color: #FFFFFF;
    font-size: 1.2rem;
    margin: 20px 0 10px 0;
}

section p {
    margin-bottom: 15px;
    color: #FFFFFF;
    font-size: 1rem;
}

section ul {
    margin: 15px 0;
    padding-left: 30px;
}

section li {
    margin-bottom: 8px;
    color: #FFFFFF;
}

/* Contact info */
.contact-info {
    background-color: #333;
    padding: 20px;
    border-radius: 8px;
    margin-top: 15px;
}

.contact-info p {
    margin-bottom: 10px;
    color: #FFFFFF;
}

.contact-info strong {
    color: #BEE54B;
}

/* Partners section */
.partners-section {
    background-color: #2a2a2a;
    border-left: 4px solid #BEE54B;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.partner-card {
    background-color: #333;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #444;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.partner-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(190, 229, 75, 0.2);
}

.partner-card h4 {
    color: #BEE54B;
    font-size: 1.3rem;
    margin-bottom: 15px;
    text-align: center;
}

.partner-name-en {
    color: #FFFFFF;
    font-weight: bold;
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.partner-name-ru {
    color: #CCCCCC;
    font-style: italic;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.partner-card p {
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.partner-card strong {
    color: #BEE54B;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .main-nav {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .nav-link {
        width: 200px;
        text-align: center;
    }
    
    .content h2 {
        font-size: 1.8rem;
    }
    
    section {
        padding: 20px;
        margin-bottom: 30px;
    }
    
    .partners-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .language-switcher {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .lang-btn {
        width: 120px;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.5rem;
    }
    
    .content h2 {
        font-size: 1.5rem;
    }
    
    section {
        padding: 15px;
    }
    
    .partner-card {
        padding: 15px;
    }
}

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

/* Focus styles for accessibility */
.lang-btn:focus,
.nav-link:focus {
    outline: 2px solid #BEE54B;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    body {
        background-color: white;
        color: black;
    }
    
    .language-switcher,
    .main-nav {
        display: none;
    }
    
    section {
        background-color: white;
        border: 1px solid #ccc;
        page-break-inside: avoid;
    }
    
    .partner-card {
        background-color: #f9f9f9;
        border: 1px solid #ddd;
    }
}