.header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: var(--secondary-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: box-shadow var(--transition-default);
}

.header--scrolled {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    z-index: 1001;
    display: flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
}

.logo img {
    max-height: 50px;
    margin-right: 10px;
}

.logo-name {
    font-family: 'Merriweather', Georgia, serif;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    transition: color var(--transition-default);
}

.nav-links a[aria-current="page"] {
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-thickness: 2px;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.language-selector {
    margin-left: 20px;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    width: 44px;
    min-height: 44px;
    position: relative;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    position: absolute;
    transition: var(--transition-default);
}

.hamburger span:first-child { top: 0; }
.hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger span:last-child { bottom: 0; }

.hamburger.active span:first-child { transform: translateY(11px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:last-child { transform: translateY(-11px) rotate(-45deg); }

.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--space-6) 5%;
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-4);
    max-width: 1200px;
    margin: 0 auto;
}

.footer h3 {
    color: var(--white);
    margin-bottom: var(--space-2);
    font-size: 1.1rem;
}

.footer ul { list-style: none; }
.footer li { margin-bottom: var(--space-1); }
.footer a { color: var(--white); opacity: 0.9; text-decoration: none; }
.footer a:hover { opacity: 1; }

.footer__social {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-2);
}

.footer__social a {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
}

.footer__copy {
    text-align: center;
    margin-top: var(--space-4);
    padding-top: var(--space-3);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.85rem;
    opacity: 0.85;
}

.breadcrumbs {
    padding: var(--space-3) 5%;
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 100px;
    font-size: 0.9rem;
}

.breadcrumbs ol {
    list-style: none;
    display: flex;
    gap: var(--space-1);
    flex-wrap: wrap;
}

.breadcrumbs li::after {
    content: '/';
    margin-left: var(--space-1);
    color: #999;
}

.breadcrumbs li:last-child::after { content: ''; }
.breadcrumbs a { color: var(--primary-color); }
.breadcrumbs [aria-current="page"] { color: var(--text-color); font-weight: 600; }

@media (max-width: 768px) {
    .hamburger { display: block; }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: var(--transition-default);
        z-index: 1000;
    }

    .nav-links.active { right: 0; }
    .nav-links a { font-size: 1.2rem; }

    .logo { font-size: 1.2rem; }

    .language-selector {
        margin: 10px 0;
        width: 100%;
        text-align: center;
    }

    .language-selector select { width: 120px; }

    .footer__grid { text-align: center; }
    .footer__social { justify-content: center; }
}