:root {
    --ojs-bg: #eef3f7;
    --ojs-card: #ffffff;
    --ojs-text: #162233;
    --ojs-muted: #607086;
    --ojs-accent: #005b96;
    --ojs-accent-strong: #0c3b66;
    --ojs-accent-soft: #e4f0fb;
    --ojs-border: #d8e2ec;
    --ojs-heading: "Georgia", "Times New Roman", serif;
    --ojs-ui: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--ojs-bg);
    color: var(--ojs-text);
    font-family: var(--ojs-ui);
    line-height: 1.7;
}
a { color: var(--ojs-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.ojs-shell { min-height: 100vh; display: flex; flex-direction: column; }
.ojs-header {
    background:
        radial-gradient(circle at top right, rgba(0, 91, 150, 0.08), transparent 30%),
        linear-gradient(135deg, #fbfdff 0%, #eef4f8 100%);
    border-bottom: 1px solid rgba(12, 59, 102, 0.08);
}
.ojs-header-inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 30px 24px 18px;
    display: grid;
    gap: 18px;
}
.ojs-brand {
    font-family: var(--ojs-heading);
    font-size: clamp(1.9rem, 3vw, 2.7rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
}
.ojs-brand a {
    color: var(--ojs-text);
    text-decoration: none;
}
.ojs-header-top {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: end;
}
.ojs-header-copy {
    max-width: 760px;
}
.ojs-subtitle {
    color: var(--ojs-muted);
    font-size: 15px;
    max-width: 68ch;
}
.ojs-header-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
}
.ojs-badge {
    display: inline-flex;
    align-items: center;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(12, 59, 102, 0.12);
    color: var(--ojs-accent-strong);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.ojs-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0;
    font-size: 14px;
}
.ojs-nav a {
    padding: 10px 14px;
    color: var(--ojs-accent-strong);
    border: 1px solid transparent;
    border-radius: 999px;
    background: transparent;
    font-weight: 600;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.ojs-nav a.is-active,
.ojs-nav a:hover {
    border-color: rgba(0, 91, 150, 0.14);
    background: rgba(255, 255, 255, 0.9);
    color: var(--ojs-accent);
    text-decoration: none;
}
.ojs-header-tools {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px 18px;
    display: flex;
    justify-content: flex-end;
}
.ojs-lang {
    display: flex;
    gap: 8px;
    align-items: center;
}
.ojs-lang a {
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid var(--ojs-border);
    color: var(--ojs-muted);
    font-size: 12px;
    background: rgba(255, 255, 255, 0.85);
}
.ojs-lang a.is-active {
    border-color: var(--ojs-accent);
    color: var(--ojs-accent);
    font-weight: 600;
}
.ojs-main {
    flex: 1;
    width: min(1180px, 100%);
    margin: 0 auto;
    padding: 32px 24px 72px;
}
.ojs-card {
    background: var(--ojs-card);
    border: 1px solid var(--ojs-border);
    border-radius: 18px;
    padding: 24px 26px;
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.07);
}
.ojs-section-title {
    font-family: var(--ojs-heading);
    font-size: clamp(1.3rem, 2.2vw, 1.75rem);
    line-height: 1.2;
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}
.ojs-page-title {
    font-family: var(--ojs-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.08;
    margin: 0;
    letter-spacing: -0.03em;
}
.ojs-page-intro {
    display: grid;
    gap: 22px;
    margin-bottom: 28px;
}
.ojs-page-hero {
    display: grid;
    gap: 20px;
}
.ojs-page-lead {
    font-size: 1.02rem;
    color: #314255;
    max-width: 70ch;
}
.ojs-grid-2 {
    display: grid;
    gap: 24px;
    grid-template-columns: minmax(0, 1.7fr) minmax(280px, 0.9fr);
}
.ojs-stack {
    display: grid;
    gap: 24px;
}
.ojs-pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.ojs-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: var(--ojs-accent-soft);
    color: var(--ojs-accent-strong);
    font-size: 12px;
    font-weight: 600;
}
.ojs-eyebrow {
    color: var(--ojs-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 12px;
    font-weight: 700;
}
.ojs-meta {
    color: var(--ojs-muted);
    font-size: 14px;
}
.ojs-meta-rows {
    display: grid;
    gap: 12px;
}
.ojs-meta-row {
    padding-top: 12px;
    border-top: 1px solid #edf2f7;
}
.ojs-meta-row:first-child {
    padding-top: 0;
    border-top: 0;
}
.ojs-meta-label {
    display: block;
    color: var(--ojs-muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 4px;
}
.ojs-meta-value {
    color: var(--ojs-text);
    font-size: 15px;
}
.ojs-richtext,
.ojs-richtext p,
.ojs-richtext div,
.ojs-richtext li {
    font-size: 1rem;
}
.ojs-richtext p:first-child {
    margin-top: 0;
}
.ojs-richtext p:last-child {
    margin-bottom: 0;
}
.ojs-issue-list { display: grid; gap: 16px; }
.ojs-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: var(--ojs-muted);
    margin: 0 0 18px;
    padding: 0;
    list-style: none;
}
.ojs-breadcrumb li {
    display: flex;
    gap: 8px;
    align-items: center;
}
.ojs-breadcrumb li::after {
    content: "/";
    color: var(--ojs-muted);
}
.ojs-breadcrumb li:last-child::after {
    content: "";
}
.ojs-breadcrumb a { color: var(--ojs-muted); }
.ojs-breadcrumb span { color: var(--ojs-text); }
.ojs-toc { display: flex; flex-direction: column; gap: 22px; }
.ojs-section {
    border-left: 4px solid #d7e3ef;
    padding-left: 18px;
}
.ojs-section + .ojs-section {
    margin-top: 8px;
}
.ojs-article-item {
    margin-bottom: 16px;
    padding: 18px 0 0;
    border-top: 1px solid #edf2f7;
}
.ojs-article-item:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
}
.ojs-article-title {
    font-family: var(--ojs-heading);
    font-size: clamp(1.15rem, 2vw, 1.55rem);
    line-height: 1.22;
    margin: 0 0 6px;
}
.ojs-article-title a {
    color: var(--ojs-text);
}
.ojs-article-title a:hover {
    color: var(--ojs-accent);
    text-decoration: none;
}
.ojs-authors {
    color: var(--ojs-muted);
    font-size: 14px;
}
.ojs-author-affiliations {
    display: grid;
    gap: 6px;
    margin-top: 10px;
}
.ojs-galleys { margin-top: 14px; display: flex; gap: 10px; flex-wrap: wrap; }
.ojs-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 10px 16px;
    border-radius: 10px;
    border: 1px solid var(--ojs-accent);
    color: var(--ojs-accent);
    background: #fff;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
}
.ojs-btn:hover {
    background: var(--ojs-accent);
    color: #fff;
    text-decoration: none;
}
.ojs-btn-primary {
    background: var(--ojs-accent);
    color: #fff;
    box-shadow: 0 10px 22px rgba(0, 91, 150, 0.2);
}
.ojs-btn-primary:hover {
    background: var(--ojs-accent-strong);
    border-color: var(--ojs-accent-strong);
}
.ojs-search-form {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 16px;
}
.ojs-search-input {
    flex: 1 1 360px;
    min-height: 48px;
    padding: 12px 14px;
    border: 1px solid var(--ojs-border);
    border-radius: 12px;
    background: #fff;
    font-size: 15px;
    color: var(--ojs-text);
}
.ojs-search-input:focus {
    outline: 0;
    border-color: rgba(0, 91, 150, 0.35);
    box-shadow: 0 0 0 4px rgba(0, 91, 150, 0.08);
}
.ojs-search-results {
    display: grid;
    gap: 22px;
    margin-top: 20px;
}
.ojs-search-summary {
    margin-top: 12px;
}
.ojs-home-grid {
    display: grid;
    gap: 24px;
}
.ojs-home-intro {
    display: grid;
    gap: 18px;
}
.ojs-home-intro-heading {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}
.ojs-home-section-marker {
    width: 40px;
    height: 6px;
    border-radius: 999px;
    background: #e24545;
}
.ojs-home-intro-card {
    display: grid;
    gap: 22px;
}
.ojs-home-cover-wrap {
    max-width: 520px;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid var(--ojs-border);
    background: #fff;
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.07);
}
.ojs-home-cover {
    display: block;
    width: 100%;
    height: auto;
}
.ojs-home-layout {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    align-items: start;
}
.ojs-home-main {
    min-width: 0;
}
.ojs-home-sidebar {
    min-width: 0;
    align-content: start;
}
.ojs-home-sidebar-card {
    display: grid;
    gap: 18px;
}
.ojs-home-sidebar-title {
    display: flex;
    align-items: center;
    gap: 12px;
}
.ojs-home-sidebar-title .ojs-section-title {
    margin-bottom: 0;
    font-size: 1.15rem;
}
.ojs-home-sidebar-icon {
    width: 28px;
    height: 28px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #ef4b4b;
    color: #ef4b4b;
    font-size: 14px;
    font-weight: 700;
    line-height: 1;
}
.ojs-home-sidebar-icon-shield {
    border-radius: 12px;
}
.ojs-home-info-list,
.ojs-home-policy-list {
    margin: 0;
    padding: 0 0 0 18px;
    display: grid;
    gap: 14px;
    color: #42556b;
}
.ojs-home-info-list li::marker,
.ojs-home-policy-list li::marker {
    color: #e24545;
}
.ojs-home-info-list strong {
    color: var(--ojs-text);
}
.ojs-category-article-widget {
    display: grid;
    gap: 16px;
}
.ojs-category-article-actions {
    padding-top: 4px;
}
.ojs-category-list-widget {
    display: grid;
    gap: 16px;
}
.ojs-category-menu {
    display: grid;
    gap: 10px;
}
.ojs-category-menu-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid #e6edf5;
    background: #fbfdff;
    color: var(--ojs-text);
    font-weight: 600;
}
.ojs-category-menu-link:hover {
    border-color: rgba(0, 91, 150, 0.2);
    background: #fff;
    color: var(--ojs-accent);
    text-decoration: none;
}
.ojs-category-menu-count {
    display: inline-flex;
    min-width: 28px;
    min-height: 28px;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    border-radius: 999px;
    background: var(--ojs-accent-soft);
    color: var(--ojs-accent-strong);
    font-size: 12px;
    font-weight: 700;
}
.ojs-home-sections {
    display: grid;
    gap: 14px;
}
.ojs-section-summary-item {
    padding: 16px 18px;
    border: 1px solid #ebf0f5;
    border-radius: 14px;
    background: linear-gradient(180deg, #fff 0%, #fafcff 100%);
}
.ojs-archive-section {
    display: grid;
    gap: 18px;
}
.ojs-year-block {
    display: grid;
    gap: 14px;
}
.ojs-year-title {
    font-size: 1.05rem;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ojs-accent);
}
.ojs-year-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
}
.ojs-issue-card {
    background: #fbfdff;
    border: 1px solid #e6edf5;
    border-radius: 16px;
    padding: 18px;
}
.ojs-issue-card .ojs-article-title {
    font-size: 1.15rem;
}
.ojs-issue-header {
    display: grid;
    gap: 14px;
}
.ojs-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    padding: 14px 18px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid var(--ojs-border);
}
.ojs-filter-bar select {
    min-height: 42px;
    padding: 8px 12px;
    border: 1px solid var(--ojs-border);
    border-radius: 10px;
    background: #fff;
}
.ojs-article-layout {
    display: grid;
    gap: 24px;
    grid-template-columns: minmax(0, 1.75fr) minmax(280px, 0.85fr);
}
.ojs-article-main {
    min-width: 0;
}
.ojs-article-sidebar {
    display: grid;
    gap: 18px;
    align-content: start;
}
.ojs-article-content {
    display: grid;
    gap: 22px;
}
.ojs-content-block {
    padding-top: 18px;
    border-top: 1px solid #edf2f7;
}
.ojs-content-block:first-child {
    padding-top: 0;
    border-top: 0;
}
.ojs-content-block h2,
.ojs-content-block strong {
    font-family: var(--ojs-ui);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ojs-accent);
}
.ojs-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}
.ojs-keyword {
    display: inline-flex;
    padding: 7px 10px;
    border-radius: 999px;
    background: #f1f6fb;
    color: var(--ojs-accent-strong);
    font-size: 13px;
}
.ojs-citation-list {
    margin: 0;
    padding-left: 20px;
    display: grid;
    gap: 12px;
}
.ojs-citation-list li {
    padding-left: 4px;
}
.ojs-empty-state {
    display: grid;
    gap: 12px;
    justify-items: start;
}
.ojs-empty-state .ojs-meta {
    max-width: 56ch;
}
.ojs-info-sections {
    display: grid;
    gap: 18px;
}
.ojs-info-block {
    padding: 18px 0 0;
    border-top: 1px solid #edf2f7;
}
.ojs-info-block:first-child {
    border-top: 0;
    padding-top: 0;
}
.ojs-info-list {
    margin: 0;
    padding-left: 18px;
    color: var(--ojs-muted);
}
.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-left: 0;
    margin: 0;
    list-style: none;
}
.pagination > li > a,
.pagination > li > span {
    display: inline-flex;
    min-width: 40px;
    min-height: 40px;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border: 1px solid var(--ojs-border);
    border-radius: 10px;
    color: var(--ojs-accent-strong);
    background: #fff;
}
.pagination > .active > a,
.pagination > .active > span {
    background: var(--ojs-accent);
    border-color: var(--ojs-accent);
    color: #fff;
}
.ojs-footer {
    padding: 18px 24px;
    text-align: center;
    color: var(--ojs-muted);
    font-size: 12px;
}
@media (max-width: 768px) {
    .ojs-header-inner { padding: 22px 16px 14px; }
    .ojs-header-tools { padding: 0 16px 12px; }
    .ojs-main { padding: 24px 16px 50px; }
    .ojs-nav { gap: 12px; }
    .ojs-header-top { grid-template-columns: 1fr; align-items: start; }
    .ojs-header-badges { justify-content: flex-start; }
    .ojs-grid-2,
    .ojs-article-layout {
        grid-template-columns: 1fr;
    }
    .ojs-card {
        padding: 20px 18px;
        border-radius: 16px;
    }
    .ojs-year-grid {
        grid-template-columns: 1fr;
    }
    .ojs-search-form {
        align-items: stretch;
    }
    .ojs-search-input,
    .ojs-search-form .ojs-btn {
        width: 100%;
    }
}