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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
    padding-bottom: 100px;
}

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

header {
    text-align: center;
    padding: 30px 0;
    background: linear-gradient(135deg, #bbc0d4 0%, #bab5c0 100%);
    color: white;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

h1 {
    font-weight: 600;
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.logo-link {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.logo-link:hover {
    opacity: 0.55;
}

.main-nav {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.nav-link {
    text-decoration: none;
    color: white;
    font-weight: 500;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    transition: background 0.3s ease, transform 0.2s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.30);
    transform: translateY(-2px);
}

.nav-link:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
}