:root {
    --color-primary: #2C3E50;
    --color-secondary: #8B4513;
    --color-accent: #D4AF37;
    --color-bg: #FDF5E6;
    --color-text: #333333;
    --color-text-light: #555555;
    --color-white: #FFFFFF;
    --color-border: #D4C4A8;
    --font-heading: 'Merriweather', Georgia, serif;
    --font-body: 'Open Sans', Arial, sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    margin: 0;
    padding: 0;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: 0 0 4px 4px;
    z-index: 1000;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 0;
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.site-header {
    background: linear-gradient(180deg, var(--color-primary) 0%, #1a252f 100%);
    color: var(--color-white);
    padding: 1.5rem 2rem;
    text-align: center;
    border-bottom: 4px solid var(--color-accent);
}

.site-header h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin: 0 0 0.25rem 0;
    font-weight: 700;
}

.site-header .subtitle {
    font-size: 1.25rem;
    margin: 0 0 1rem 0;
    font-style: italic;
    opacity: 0.9;
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.main-nav a {
    color: var(--color-white);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.main-nav a:hover {
    background-color: rgba(212, 175, 55, 0.2);
}

.main-nav a:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.container {
    display: flex;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
    gap: 2rem;
}

.sidebar {
    flex: 0 0 280px;
    min-width: 260px;
}

.widget {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.widget h2 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-primary);
    margin: 0 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-accent);
}

.file-list p {
    margin: 0.5rem 0;
}

.file-list a {
    display: block;
    padding: 0.75rem;
    background: #f8f4eb;
    border-radius: 4px;
    text-decoration: none;
    color: var(--color-text);
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.file-list a:hover {
    background: #efe8d8;
    transform: translateX(4px);
}

.file-list a:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.file-list img {
    display: inline-block;
    vertical-align: middle;
    width: 24px;
    height: auto;
    margin-right: 0.5rem;
}

.file-list strong {
    display: block;
    color: var(--color-primary);
    font-size: 0.9rem;
}

.file-list .file-date {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

address {
    font-style: normal;
}

address p {
    margin: 0.5rem 0;
}

.links-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.links-list li {
    margin: 0.5rem 0;
}

.links-list a {
    color: var(--color-secondary);
    text-decoration: none;
}

.links-list a:hover {
    text-decoration: underline;
}

.links-list a:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

main {
    flex: 1;
    min-width: 0;
}

.content-section {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.content-section h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin: 0 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-accent);
}

.news-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
}

.news-item:last-child {
    border-bottom: none;
}

.news-item h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: var(--color-secondary);
    margin: 0 0 0.5rem 0;
}

.news-date {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-style: italic;
    margin: 0 0 0.5rem 0;
}

.news-item p {
    margin: 0.5rem 0;
}

.news-item a {
    color: var(--color-secondary);
    font-weight: 600;
}

.news-item a:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.msze-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.msze-table caption {
    font-weight: 600;
    text-align: left;
    margin-bottom: 0.5rem;
}

.msze-table th,
.msze-table td {
    padding: 0.75rem;
    text-align: left;
    border: 1px solid var(--color-border);
}

.msze-table th {
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
}

.msze-table tr:nth-child(even) {
    background: #f8f4eb;
}

.msze-table tr:hover {
    background: #efe8d8;
}

footer {
    background: var(--color-primary);
    color: var(--color-white);
    text-align: center;
    padding: 1.5rem;
    margin-top: 2rem;
}

footer p {
    margin: 0;
    font-size: 0.9rem;
}

a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }
    
    .sidebar {
        flex: none;
        width: 100%;
    }
    
    .main-nav ul {
        flex-direction: column;
        align-items: center;
    }
    
    .site-header h1 {
        font-size: 2rem;
    }
    
    .widget,
    .content-section {
        padding: 1rem;
    }
}

.loading {
    color: var(--color-text-light);
    font-style: italic;
}

.error {
    color: #c0392b;
    padding: 0.5rem;
    background: #fadbd8;
    border-radius: 4px;
}