/* Общие стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Шапка */
header {
    background: linear-gradient(135deg, #2c3e50, #3498db);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: white;
    font-size: 1.8rem;
    font-weight: bold;
    text-decoration: none;
}

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

.nav-item {
    position: relative;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background 0.3s;
}

.nav-link:hover {
    background: rgba(255,255,255,0.1);
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 200px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    color: #333;
    padding: 0.8rem 1rem;
    display: block;
    text-decoration: none;
    border-bottom: 1px solid #eee;
}

.dropdown-menu a:hover {
    background: #f8f9fa;
    color: #3498db;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Основной контент */
main {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

.page-header {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), 
                url('../images/header-bg.jpg') center/cover;
    color: white;
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 3rem;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.content {
    max-width: 800px;
    margin: 0 auto;
}

.text-block {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.text-block h2 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #3498db;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(45deg, #e0e0e0, #f0f0f0);
    border-radius: 8px;
    margin: 2rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 1.2rem;
    overflow: hidden;
}

.image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.image-grid .image-placeholder {
    height: 250px;
    margin: 0;
}

/* Подвал */
footer {
    background: #2c3e50;
    color: white;
    padding: 3rem 0 1.5rem;
    margin-top: 3rem;
}

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

.footer-section h3 {
    margin-bottom: 1.5rem;
    color: #3498db;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

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

.footer-section a:hover {
    color: #3498db;
}

.copyright {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid #34495e;
    color: #95a5a6;
}

/* Адаптивность */
@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: #2c3e50;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
        gap: 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        margin: 1rem 0;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: transparent;
        display: none;
    }

    .dropdown.active .dropdown-menu {
        display: block;
    }

    .dropdown-menu a {
        color: white;
        border-bottom: none;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .text-block {
        padding: 1.5rem;
    }
}