/* Общие стили — Web 1.0, конец 90-х */
:root {
    --page-gray: #c5c9c7;
    --paper: #f8f7f1;
    --paper-dark: #e9ebe6;
    --panel: #e1e4df;
    --button: #d4d8d3;
    --line: #8e9791;
    --line-light: #ffffff;
    --text: #252827;
    --muted-text: #4f5753;
    --link: #285477;
    --visited-link: #665078;
    --hover-link: #93483e;
}

body {
    background-color: var(--page-gray);
    margin: 20px 0;
    font-family: Verdana, Geneva, sans-serif;
    font-size: 13px;
    color: var(--text);
    text-align: center;
}

.main-table {
    width: 960px;
    margin: 0 auto;
    background-color: var(--paper);
    border: 1px solid var(--line);
    border-collapse: collapse;
}

.header {
    background-color: var(--paper);
    padding: 12px 20px 8px;
    text-align: left;
}

.header h1 {
    font-size: 28px;
    font-weight: bold;
    margin: 0 0 4px;
    color: var(--text);
    letter-spacing: 1px;
    border-bottom: 4px solid var(--line);
    padding-bottom: 6px;
}

.header hr,
.footer hr {
    border: none;
    border-top: 2px solid var(--line);
    margin: 6px 0 0;
    height: 1px;
}

.nav-cell {
    width: 180px;
    background-color: var(--paper-dark);
    padding: 12px 8px;
    vertical-align: top;
    border-right: 1px solid var(--line);
}

.nav-cell table {
    width: 100%;
    border-collapse: collapse;
}

.nav-cell table td {
    padding: 4px 6px;
    border: 1px solid var(--line);
    background-color: var(--panel);
    font-size: 13px;
    text-align: center;
}

.nav-cell table td.nav-gap {
    height: 4px;
    padding: 0;
    border: none;
    background-color: var(--paper-dark);
}

.nav-btn {
    border-style: outset !important;
    border-width: 2px !important;
    border-color: var(--line-light) #737b76 #737b76 var(--line-light) !important;
    background-color: var(--button) !important;
    padding: 4px 6px !important;
}

.nav-btn a,
.nav-link {
    display: block;
    color: var(--link);
    text-decoration: underline;
    font-weight: bold;
}

.nav-btn a:visited,
.nav-link:visited,
.content-cell a:visited {
    color: var(--visited-link);
}

.nav-btn a:hover,
.content-cell a:hover {
    color: var(--hover-link);
}

.nav-hr {
    border: none;
    border-top: 1px solid var(--line);
    margin: 10px 0;
}

.updated {
    font-size: 11px;
    color: var(--muted-text);
    text-align: center;
}

.content-cell {
    background-color: var(--paper);
    padding: 14px 18px;
    height: 550px;
    vertical-align: top;
    text-align: left;
    font-size: 13px;
    line-height: 1.5;
}

.content-cell h2 {
    font-size: 20px;
    font-weight: bold;
    margin: 0 0 10px;
    color: var(--text);
    border-bottom: 1px solid var(--line);
    padding-bottom: 4px;
}

.content-cell h3 {
    font-size: 16px;
    font-weight: bold;
    margin: 14px 0 8px;
    color: var(--text);
}

.content-cell p {
    margin: 0 0 10px;
}

.content-cell a {
    color: var(--link);
    text-decoration: underline;
}

.float-img {
    float: left;
    margin: 4px 14px 8px 0;
    border: 1px solid var(--line);
    padding: 4px;
    background-color: var(--paper-dark);
    width: 100px;
    height: 100px;
}

.float-img img {
    display: block;
    width: 100px;
    height: 100px;
    background-color: #d9ddda;
}

.content-hr {
    border: none;
    border-top: 1px solid var(--line);
    margin: 14px 0;
    height: 1px;
}

.inner-table {
    border-collapse: collapse;
    margin: 6px 0 10px;
}

.inner-table td,
.inner-table th {
    border: 1px solid var(--line);
    padding: 4px 8px;
    font-size: 13px;
}

.inner-table td {
    background-color: #f1f2ed;
}

.inner-table th {
    background-color: #e3e6e1;
    font-weight: bold;
    text-align: center;
}

.quote {
    font-size: 12px;
    color: var(--muted-text);
}

.footer {
    background-color: var(--paper-dark);
    padding: 8px 18px;
    border-top: 2px solid var(--line);
    text-align: center;
    font-size: 12px;
}

.footer hr {
    border-top-width: 1px;
    margin: 6px 0;
}

.footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-note {
    margin-top: 6px;
    font-size: 11px;
    color: var(--muted-text);
}

@media (max-width: 820px) {
    body {
        margin: 10px 0;
    }

    .main-table {
        width: 96%;
    }
}

@media (max-width: 980px) {
    .main-table {
        width: 96%;
    }
}

@media (max-width: 600px) {
    .header h1 {
        font-size: 22px;
    }

    .nav-cell,
    .content-cell {
        display: block;
        width: auto;
        border-right: none;
    }

    .nav-cell {
        border-bottom: 1px solid var(--line);
    }

    .nav-cell table {
        width: 100%;
    }

    .content-cell {
        padding: 12px;
        height: auto;
    }

    .inner-table {
        width: 100%;
    }
}