/**
 * AI Dispatch News - Wire Service Theme
 * Neutral, information-dense, AP/Reuters style
 */

/* ============================================
   CSS VARIABLES
   ============================================ */

:root {
    --aidn-primary: #1A1A1A;
    --aidn-secondary: #4A4A4A;
    --aidn-tertiary: #6B7280;
    --aidn-background: #FFFFFF;
    --aidn-surface: #F8F9FA;
    --aidn-accent: #2563EB;
    --aidn-border: #E5E7EB;
    --aidn-breaking: #DC2626;
    --aidn-content-width: 720px;
    --aidn-wide-width: 1080px;
}

/* ============================================
   BASE STYLES
   ============================================ */

body {
    background: var(--aidn-background);
    color: var(--aidn-secondary);
}

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

a:hover {
    text-decoration: underline;
}

/* ============================================
   SITE HEADER - Wire Service Style
   ============================================ */

.site-header {
    background: var(--aidn-background);
    border-bottom: 1px solid var(--aidn-border);
    padding: 1rem 0;
}

.site-branding {
    text-align: center;
}

.site-title {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--aidn-primary);
    margin: 0;
}

.site-title a {
    color: inherit;
    text-decoration: none;
}

.site-tagline {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    color: var(--aidn-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.25rem;
}

/* ============================================
   MAIN NAVIGATION
   ============================================ */

.main-navigation {
    background: var(--aidn-surface);
    border-bottom: 1px solid var(--aidn-border);
    padding: 0.5rem 0;
}

.main-navigation ul {
    display: flex;
    justify-content: center;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-navigation a {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--aidn-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 0;
}

.main-navigation a:hover {
    color: var(--aidn-primary);
    text-decoration: none;
}

/* ============================================
   WIRE FEED - Dense Article List
   ============================================ */

.wire-feed {
    max-width: var(--aidn-content-width);
    margin: 0 auto;
    padding: 2rem 1rem;
}

.wire-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--aidn-border);
}

.wire-item:last-child {
    border-bottom: none;
}

.wire-timestamp {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--aidn-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    padding-top: 0.25rem;
}

.wire-content {
    flex: 1;
}

.wire-source {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--aidn-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--aidn-surface);
    padding: 0.125rem 0.375rem;
    border-radius: 2px;
    margin-bottom: 0.375rem;
}

.wire-headline {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--aidn-primary);
    margin: 0 0 0.375rem;
}

.wire-headline a {
    color: inherit;
}

.wire-headline a:hover {
    color: var(--aidn-accent);
    text-decoration: none;
}

.wire-summary {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--aidn-secondary);
    margin: 0;
}

/* ============================================
   BREAKING NEWS
   ============================================ */

.breaking-banner {
    background: var(--aidn-breaking);
    color: #fff;
    text-align: center;
    padding: 0.5rem 1rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.breaking-banner a {
    color: #fff;
    text-decoration: underline;
}

.wire-item.is-breaking .wire-source {
    background: var(--aidn-breaking);
    color: #fff;
}

.wire-item.is-breaking .wire-headline {
    color: var(--aidn-breaking);
}

/* ============================================
   CATEGORY BADGES
   ============================================ */

.category-badge {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--aidn-tertiary);
    background: var(--aidn-surface);
    padding: 0.125rem 0.5rem;
    border-radius: 2px;
}

.category-badge--companies { border-left: 2px solid #3B82F6; }
.category-badge--research { border-left: 2px solid #8B5CF6; }
.category-badge--policy { border-left: 2px solid #F59E0B; }
.category-badge--breaking { border-left: 2px solid var(--aidn-breaking); }

/* ============================================
   SINGLE ARTICLE
   ============================================ */

.single-article {
    max-width: var(--aidn-content-width);
    margin: 0 auto;
    padding: 2rem 1rem;
}

.article-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--aidn-border);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    color: var(--aidn-tertiary);
}

.article-date {
    font-weight: 500;
}

.article-title {
    font-family: 'Inter', sans-serif;
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--aidn-primary);
    margin: 0;
}

.article-lede {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 1.25rem;
    line-height: 1.5;
    color: var(--aidn-secondary);
    margin: 1rem 0 0;
}

.article-content {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 1.125rem;
    line-height: 1.65;
    color: var(--aidn-secondary);
}

.article-content p {
    margin: 0 0 1.5rem;
}

.article-content h2 {
    font-family: 'Inter', sans-serif;
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--aidn-primary);
    margin: 2rem 0 1rem;
}

.article-content h3 {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--aidn-primary);
    margin: 1.5rem 0 0.75rem;
}

.article-content blockquote {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
    border-left: 3px solid var(--aidn-border);
    font-style: italic;
    color: var(--aidn-secondary);
}

.article-content ul,
.article-content ol {
    margin: 1rem 0 1.5rem 1.5rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

/* ============================================
   SOURCE CITATION BOX
   ============================================ */

.source-box {
    background: var(--aidn-surface);
    border-left: 3px solid var(--aidn-accent);
    padding: 1rem 1.25rem;
    margin: 2rem 0;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
}

.source-box__label {
    font-weight: 600;
    color: var(--aidn-primary);
    margin-bottom: 0.5rem;
}

.source-box__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.source-box__list li {
    margin-bottom: 0.25rem;
}

.source-box__list a {
    color: var(--aidn-accent);
    word-break: break-word;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
    background: var(--aidn-primary);
    color: #fff;
    padding: 3rem 1rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: var(--aidn-wide-width);
    margin: 0 auto;
    text-align: center;
}

.footer-title {
    font-family: 'Inter', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.footer-tagline {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 2rem;
}

.footer-nav {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-nav a {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.8);
}

.footer-nav a:hover {
    color: #fff;
}

.footer-copyright {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
}

/* ============================================
   NEWSLETTER SIGNUP
   ============================================ */

.newsletter-box {
    background: var(--aidn-surface);
    padding: 2rem;
    text-align: center;
    margin: 3rem 0;
}

.newsletter-box__title {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--aidn-primary);
    margin: 0 0 0.5rem;
}

.newsletter-box__desc {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    color: var(--aidn-tertiary);
    margin: 0 0 1rem;
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    max-width: 400px;
    margin: 0 auto;
}

.newsletter-form input[type="email"] {
    flex: 1;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--aidn-border);
    border-radius: 4px;
}

.newsletter-form button {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.625rem 1.25rem;
    background: var(--aidn-primary);
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.newsletter-form button:hover {
    background: var(--aidn-secondary);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .wire-item {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .wire-timestamp {
        font-size: 0.6875rem;
    }

    .wire-headline {
        font-size: 1rem;
    }

    .article-title {
        font-size: 1.5rem;
    }

    .main-navigation ul {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .newsletter-form {
        flex-direction: column;
    }
}

/* ============================================
   WORDPRESS BLOCK OVERRIDES
   ============================================ */

.wp-block-post-title {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.wp-block-post-date {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    color: var(--aidn-tertiary);
}

.wp-block-post-excerpt {
    font-family: 'Source Serif 4', Georgia, serif;
}

.wp-block-post-terms a {
    font-family: 'Inter', sans-serif;
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--aidn-tertiary);
    background: var(--aidn-surface);
    padding: 0.125rem 0.5rem;
    border-radius: 2px;
    text-decoration: none;
}

.wp-block-post-terms a:hover {
    background: var(--aidn-border);
}

/* Hide featured images on archive/home - wire service style */
.home .wp-block-post-featured-image,
.archive .wp-block-post-featured-image {
    display: none;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }