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

:root {
    --primary: #1a5276;
    --primary-dark: #154360;
    --accent: #009900;
    --bg: #ffffff;
    --text: #333333;
    --muted: #666666;
    --border: #dddddd;
    --white: #ffffff;
    --font: 'Source Sans 3', 'Segoe UI', Arial, sans-serif;
}

body {
    font-family: var(--font);
    background: #ffffff;
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.wrap {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 15px;
    width: 100%;
}

.site-header {
    background: #ffd100;
    border-top: 5px solid #008000;
    border-bottom: 5px solid #008000;
    width: 100%;
    padding: 0;
    position: relative;
}

.site-header .wrap {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    padding: 0;
    display: block;
}

.header-banner-img {
    max-width: 1000px;
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

main {
    flex: 1;
    padding: 25px 0 40px;
}

.main-layout {
    display: grid;
    grid-template-columns: 1fr 220px;
    gap: 30px;
}

.journal-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.journal-card {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 20px;
    border: 1px solid var(--border);
    padding: 20px;
    background: var(--white);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.03);
}

.journal-cover {
    width: 140px;
    height: 190px;
    object-fit: cover;
    border: 1px solid var(--border);
    background: #f9f9f9;
}

.journal-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.journal-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
    line-height: 1.3;
}

.journal-title a {
    color: var(--primary-dark);
}

.journal-title a:hover {
    color: var(--accent);
}

.meta-dashed-box {
    background: #fafafa;
    border: 1px dashed #cccccc;
    padding: 10px 12px;
    margin: 5px 0;
}

.meta-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 3px;
    font-size: 11px;
}

.meta-num {
    font-weight: bold;
    color: var(--primary);
}

.meta-label {
    font-weight: 600;
    color: #555555;
}

.meta-value {
    color: #222222;
}

.journal-description {
    font-size: 13px;
    line-height: 1.5;
    color: #444444;
    margin-top: 5px;
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.sidebar-block {
    border: 1px solid var(--border);
    background: #ffffff;
}

.sidebar-header {
    background: var(--accent);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 6px 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5px;
    border-radius: 20px;
    margin-bottom: 8px;
}

.issn-bar {
    background: var(--accent);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    text-align: center;
    border-radius: 12px;
    margin-bottom: 4px;
}

.issn-val {
    font-size: 12px;
    font-weight: bold;
    text-align: center;
    color: #333333;
    margin-bottom: 12px;
}

.sidebar-list {
    list-style: none;
    display: flex;
    flex-direction: column;
}

.sidebar-list li a {
    display: block;
    padding: 6px 10px;
    font-size: 12px;
    color: #333333;
    border-bottom: 1px solid #eeeeee;
    font-weight: 600;
}

.sidebar-list li:last-child a {
    border-bottom: none;
}

.sidebar-list li a:hover {
    background: #f9f9f9;
    color: var(--primary);
    text-decoration: none;
}

.map-section {
    width: 100%;
    height: 300px;
    margin-top: 30px;
    border-top: 1px solid var(--border);
}

.map-section iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

footer {
    background: #ffffff;
    border-bottom: 15px solid var(--accent);
    padding: 15px 0;
    border-top: 1px solid var(--border);
}

.footer-cc-container {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 11px;
    color: var(--muted);
}

@media (max-width: 800px) {
    .main-layout {
        grid-template-columns: 1fr;
    }

    .journal-card {
        grid-template-columns: 1fr;
    }
}