/* ojeo.com - Editorial newspaper design */
/* Inspired by classic newspaper typography with modern responsiveness */

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-black: #000;
    --color-dark: #1a1a1a;
    --color-gray: #333;
    --color-mid: #666;
    --color-light: #999;
    --color-border: #ddd;
    --color-bg: #fff;
    --color-bg-alt: #f5f5f5;
    --color-accent: #c00;
    --font-serif: Georgia, Charter, "Times New Roman", serif;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    --max-width: 1200px;
    --content-width: 720px;
}

html { font-size: 16px; line-height: 1.6; }
body {
    font-family: var(--font-serif);
    color: var(--color-dark);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--color-dark); text-decoration: none; }
a:hover { color: var(--color-accent); }
img { max-width: 100%; height: auto; }

/* === Header === */
.site-header {
    border-bottom: 3px solid var(--color-black);
    padding: 1rem 0;
}
.site-header__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.site-header__brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.site-logo img {
    display: block;
    height: 2.5rem;
    width: auto;
}
.site-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-black);
}
.site-title a { color: inherit; }
.site-tagline {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--color-mid);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* === Navigation === */
.site-nav {
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg);
    position: relative;
}
.site-nav__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    gap: 0;
    flex-wrap: nowrap;
}
.site-nav__inner > a,
.site-nav__inner > .nav-more {
    flex-shrink: 0;
}
.site-nav a {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: capitalize;
    letter-spacing: 0.02em;
    padding: 0.75rem 1rem;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s;
}
.site-nav a:hover,
.site-nav a.active {
    border-bottom-color: var(--color-accent);
    color: var(--color-accent);
}
/* Hide topic links that overflow - JS adds this class */
.site-nav a.nav-hidden { display: none; }
.nav-count {
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--color-light);
}

/* Nav "More topics" dropdown */
.nav-more {
    position: relative;
    display: none; /* shown by JS when items overflow */
    align-items: center;
}
.nav-more.nav-visible { display: flex; }
.nav-more__btn {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.75rem 1rem;
    white-space: nowrap;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    color: var(--color-dark);
    transition: border-color 0.2s;
}
.nav-more__btn:hover {
    border-bottom-color: var(--color-accent);
    color: var(--color-accent);
}
.nav-more__dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    z-index: 100;
    min-width: 220px;
    max-height: 60vh;
    overflow-y: auto;
}
.nav-more__dropdown.open { display: block; }
.nav-more__dropdown a {
    display: block;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    border-bottom: none;
    text-transform: none;
    letter-spacing: normal;
    font-weight: 400;
}
.nav-more__dropdown a:hover { background: var(--color-bg-alt); color: var(--color-accent); }

/* === Language Selector === */
.lang-selector {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    margin-left: auto;
    position: relative;
}
.lang-selector__btn {
    background: none;
    border: 1px solid var(--color-border);
    padding: 0.4rem 0.8rem;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    border-radius: 3px;
}
.lang-selector__dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    z-index: 100;
    min-width: 160px;
}
.lang-selector__dropdown.open { display: block; }
.lang-selector__dropdown a {
    display: block;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}
.lang-selector__dropdown a:hover { background: var(--color-bg-alt); }
.lang-selector__dropdown a.active { font-weight: 700; color: var(--color-accent); }

/* === Main Content === */
.main-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* === Index Grid === */
.news-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
.news-featured {
    border-bottom: 2px solid var(--color-black);
    padding-bottom: 2rem;
    margin-bottom: 1rem;
}
.news-featured .news-card__title { font-size: 2rem; line-height: 1.2; }
.news-featured .news-card__summary { font-size: 1.1rem; }

.news-card { border-bottom: 1px solid var(--color-border); padding-bottom: 1.5rem; }
.news-card__meta {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--color-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.3rem;
}
.news-card__title {
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 0.5rem;
}
.news-card__title a { color: var(--color-black); }
.news-card__title a:hover { color: var(--color-accent); }
.news-card__summary {
    color: var(--color-gray);
    line-height: 1.5;
    margin-bottom: 0.5rem;
}
.news-card__tags {
    font-family: var(--font-sans);
    font-size: 0.75rem;
}
.news-card__tags a {
    color: var(--color-mid);
    margin-right: 0.5rem;
}
.news-card__tags a:hover { color: var(--color-accent); }

/* === News Detail === */
.article {
    max-width: var(--max-width);
    margin: 0 auto;
}
.article__header { margin-bottom: 2rem; }
.article__meta {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--color-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}
.article__title {
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 0.75rem;
    color: var(--color-black);
}
.article__sources {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--color-mid);
}
.article__sources a { color: var(--color-accent); }

/* Two-column layout: body left, sidebar right */
.article__layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
@media (min-width: 900px) {
    .article__layout {
        grid-template-columns: 1fr 300px;
    }
}

.article__body {
    font-size: 1.1rem;
    line-height: 1.7;
    min-width: 0;
}
.article__body p { margin-bottom: 1.2em; }
.article__body h2 { font-size: 1.4rem; margin: 1.5em 0 0.5em; }
.article__body h3 { font-size: 1.2rem; margin: 1.3em 0 0.4em; }
.article__body a { color: var(--color-accent); text-decoration: underline; }
.article__body ul, .article__body ol { margin: 0.8em 0; padding-left: 1.5em; }
.article__body li { margin-bottom: 0.4em; }
.article__body blockquote {
    border-left: 3px solid var(--color-border);
    padding-left: 1rem;
    color: var(--color-mid);
    margin: 1em 0;
}
.article__body code {
    font-size: 0.9em;
    background: var(--color-bg-alt);
    padding: 0.15em 0.3em;
    border-radius: 3px;
}
.article__body pre {
    background: var(--color-bg-alt);
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    margin: 1em 0;
}
.article__body pre code { background: none; padding: 0; }

/* Sidebar */
.article__sidebar {
    font-size: 0.9rem;
}

/* Tags section */
.article__tags {
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    margin-bottom: 2rem;
}
@media (min-width: 900px) {
    .article__tags { border-top: none; padding-top: 0; }
}
.article__tags h3 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-light);
    margin-bottom: 0.75rem;
}
.tag {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    padding: 0.25rem 0.6rem;
    margin: 0.2rem;
    border: 1px solid var(--color-border);
    border-radius: 3px;
    color: var(--color-gray);
}
.tag:hover { border-color: var(--color-accent); color: var(--color-accent); }
.tag--person { border-left: 3px solid #2563eb; }
.tag--organization { border-left: 3px solid #059669; }
.tag--location { border-left: 3px solid #d97706; }
.tag--technology { border-left: 3px solid #7c3aed; }
.tag--regulation { border-left: 3px solid #dc2626; }
.tag--topic { border-left: 3px solid var(--color-black); }

/* Entities section */
.article__entities {
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    margin-bottom: 2rem;
}
.article__entities h3 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-light);
    margin-bottom: 0.75rem;
}
.entity-item {
    margin-bottom: 1rem;
    padding-left: 1rem;
    border-left: 2px solid var(--color-border);
}
.entity-item__name {
    font-weight: 700;
    font-size: 0.95rem;
}
.entity-item__type {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--color-light);
    margin-left: 0.5rem;
}
.entity-item__desc {
    font-size: 0.85rem;
    color: var(--color-mid);
    line-height: 1.4;
    margin-top: 0.2rem;
}
.entity-item__link {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--color-accent);
}

/* Related news */
.article__related {
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    margin-bottom: 2rem;
}
.article__related h3 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-light);
    margin-bottom: 0.75rem;
}
.related-item {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}
.related-item__type {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--color-light);
}

/* === Topic & Tag Pages === */
.page-header {
    border-bottom: 2px solid var(--color-black);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}
.page-header__title {
    font-size: 2rem;
    font-weight: 700;
}
.page-header__desc {
    color: var(--color-mid);
    font-size: 1rem;
    margin-top: 0.5rem;
}

/* === Pagination === */
.pagination {
    font-family: var(--font-sans);
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}
.pagination a, .pagination span {
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-border);
    font-size: 0.85rem;
}
.pagination .current {
    background: var(--color-black);
    color: var(--color-bg);
    border-color: var(--color-black);
}

/* === Footer === */
.site-footer {
    border-top: 3px solid var(--color-black);
    margin-top: 3rem;
    padding: 2rem 0;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--color-mid);
}
.site-footer__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.site-footer a { color: var(--color-accent); }

/* === Responsive === */
@media (max-width: 600px) {
    .site-header__inner { flex-wrap: wrap; }
    .site-logo img { width: 36px; height: 36px; }
    .site-title { font-size: 1.8rem; }
    .site-nav a { padding: 0.6rem 0.6rem; font-size: 0.75rem; }
    .nav-more__btn { padding: 0.6rem 0.6rem; font-size: 0.75rem; }
    .article__title { font-size: 1.6rem; }
    .main-content { padding: 1rem 0.75rem; }
}
@media (min-width: 768px) {
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .news-featured { grid-column: 1 / -1; }
}
@media (min-width: 1024px) {
    .news-grid { grid-template-columns: repeat(3, 1fr); }
    .news-featured {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 2rem;
    }
}

/* === Print === */
@media print {
    .site-nav, .lang-selector, .site-footer, .pagination { display: none; }
    .site-header { border-bottom: 1px solid #000; }
    .article { max-width: 100%; }
    a[href]::after { content: " (" attr(href) ")"; font-size: 0.8em; color: #666; }
}