:root {
    --primary-blue: #0055aa;
    --light-blue: #e6f2ff;
    --dark-blue: #003366;
    --accent-gold: #ffd700;
    --text-color: #333;
    --sidebar-width: 210px;
    --main-width: 590px;
    --site-bg: #c8e4f2;
}

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

body {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #0066cc;
    font-size: 12px;
    margin: 0;
    padding: 0;
}

.container {
    width: 800px;
    margin: 0 auto;
    background-color: #0066ff;
    display: flex;
    flex-direction: column;
}

/* Top bar */
.top-bar {
    background: url('img/b01.gif') repeat-x;
    background-color: #c8e4f2;
    padding: 2px 10px;
    font-size: 0.75rem;
    color: #3094c4;
    height: 20px;
    line-height: 20px;
    overflow: hidden;
}

.top-bar h1 {
    font-size: 0.75rem;
    font-weight: normal;
    color: #3094c4;
    margin: 0;
    white-space: nowrap;
}

/* Header banner */
.header-banner {
    display: block;
    width: 800px;
    line-height: 0;
}

.header-banner picture {
    display: block;
}

.header-banner img {
    width: 800px;
    height: 100px;
    display: block;
    border: none;
}

/* Layout Wrapper - Main + Right Sidebar */
.layout-wrapper {
    display: flex;
    min-height: 500px;
}

/* Main Content */
main, .index-main {
    width: var(--main-width);
    flex-shrink: 0;
    padding: 15px;
    background-color: #fff;
    vertical-align: top;
}

/* Right Sidebar */
.right-sidebar {
    width: var(--sidebar-width);
    background-color: var(--site-bg);
    padding: 3px 0;
    text-align: center;
    flex-shrink: 0;
    vertical-align: top;
}

.right-sidebar .menu-item {
    display: block;
    margin: 3px auto;
}

.right-sidebar .menu-item img {
    width: 200px;
    height: 50px;
    display: block;
    margin: 0 auto;
    border: none;
}

.right-sidebar .sidebar-banner {
    margin: 3px auto;
    display: block;
    text-align: center;
}

.right-sidebar .sidebar-banner img {
    width: 180px;
    height: 31px;
    border: none;
}

.right-sidebar .sidebar-text {
    font-size: 12px;
    color: #333;
    margin: 3px 0 5px 0;
}

.right-sidebar .sidebar-logo {
    margin-top: 0;
    text-align: center;
}

.right-sidebar .sidebar-logo img {
    width: 200px;
    height: 200px;
    border: none;
}

.right-sidebar .sidebar-links {
    font-size: 12px;
    background-color: var(--site-bg);
    padding: 5px;
    text-align: right;
}

.right-sidebar .sidebar-links a {
    color: var(--primary-blue);
    text-decoration: none;
}

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

/* Bottom row - split background for main/sidebar */
.bottom-row {
    display: flex;
}
.bottom-row .bottom-main {
    width: var(--main-width);
    background-color: #fff;
}
.bottom-row .bottom-sidebar {
    width: var(--sidebar-width);
    background-color: var(--site-bg);
    font-size: 12px;
    text-align: right;
    padding: 5px;
}


.page-nav-top,
.page-nav-bottom {
    text-align: right;
    font-size: 12px;
}

.page-nav-top {
    margin-bottom: 5px;
}

.page-nav-bottom {
    margin-top: 15px;
}

/* Headline */
.headline {
    background-color: var(--primary-blue);
    color: #fff;
    padding: 5px 15px;
    margin-bottom: 15px;
    font-weight: bold;
    border-radius: 4px;
    font-size: 1rem;
}

/* News list */
.news-list {
    margin-bottom: 30px;
    border: 1px solid #eee;
    padding: 15px;
    background-color: #fafafa;
}

.news-item {
    display: flex;
    margin-bottom: 10px;
    border-bottom: 1px dashed #ccc;
    padding-bottom: 5px;
}

.news-date {
    width: 100px;
    font-weight: bold;
    color: #666;
}

/* Footer */
footer {
    background-color: #0066cc;
    color: #fff;
    padding: 15px;
    text-align: center;
    font-size: 0.8rem;
    height: 40px;
    line-height: 10px;
}

footer a {
    color: #fff;
    text-decoration: none;
    margin: 0 10px;
}

/* Links in general */
a {
    color: var(--primary-blue);
}

/* Responsive */
@media (max-width: 800px) {
    .container {
        width: 100%;
    }
    .header-banner {
        width: 100%;
    }
    .header-banner img {
        width: 100%;
        height: auto;
    }
    .layout-wrapper, .index-layout {
        flex-direction: column;
    }
    main, .index-main {
        width: 100%;
    }
    .right-sidebar {
        width: 100%;
    }
}