/* Article hub — /article/ */

.article-page {
    position: relative;
    z-index: 1;
}

.article-hero {
    padding: 28px 0 20px;
    text-align: center;
}

.article-hero-kicker {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    color: var(--accent-cyan);
    text-transform: uppercase;
    margin-bottom: 10px;
}

.article-hero-title {
    font-size: clamp(1.35rem, 4vw, 2rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.25;
    margin-bottom: 12px;
}

.article-hero-lead {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 36rem;
    margin: 0 auto 20px;
    line-height: 1.55;
}

.article-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.article-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-decoration: none;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.article-btn--primary {
    background: rgba(0, 240, 255, 0.12);
    border-color: rgba(0, 240, 255, 0.45);
    color: var(--accent-cyan);
}

.article-btn--primary:hover {
    box-shadow: var(--glow-cyan);
}

.article-btn--ghost {
    background: transparent;
    color: var(--text-secondary);
}

.article-btn--ghost:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.article-section {
    padding-bottom: 32px;
}

.article-section-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.article-featured-wrap {
    margin-bottom: 28px;
}

.article-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.article-filter-btn {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 8px 14px;
    border: 1px solid var(--border-color);
    background: rgba(13, 17, 38, 0.85);
    color: var(--text-secondary);
    border-radius: 999px;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.article-filter-btn:hover {
    color: var(--text-primary);
    border-color: rgba(0, 240, 255, 0.35);
}

.article-filter-btn.is-active {
    color: var(--accent-cyan);
    border-color: rgba(0, 240, 255, 0.55);
    background: rgba(0, 240, 255, 0.08);
}

.article-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

@media (min-width: 640px) {
    .article-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 960px) {
    .article-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.article-card {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    background: rgba(13, 17, 38, 0.92);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 18px 16px;
    min-height: 100%;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

a.article-card:hover {
    border-color: rgba(0, 240, 255, 0.4);
    box-shadow: 0 0 24px rgba(0, 240, 255, 0.08);
    transform: translateY(-2px);
}

.article-card--featured {
    padding: 22px 20px;
    border-color: rgba(255, 215, 0, 0.35);
    background: linear-gradient(145deg, rgba(13, 17, 38, 0.95) 0%, rgba(40, 32, 8, 0.25) 100%);
}

.article-card--soon {
    opacity: 0.92;
    cursor: default;
}

.article-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.article-card-category {
    color: var(--accent-green);
}

.article-card-date {
    color: var(--text-muted);
}

.article-card-title {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.article-card--featured .article-card-title {
    font-size: 1.15rem;
}

.article-card-excerpt {
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    flex: 1;
    margin-bottom: 14px;
}

.article-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: auto;
}

.article-card-read {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
}

.article-card-badge {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    padding: 4px 8px;
    border-radius: 4px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.article-card-badge--soon {
    background: rgba(255, 215, 0, 0.12);
    color: var(--accent-yellow);
    border: 1px solid rgba(255, 215, 0, 0.35);
}

.article-empty {
    font-family: 'Inter', sans-serif;
    text-align: center;
    color: var(--text-secondary);
    padding: 32px 16px;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
}

.article-newsletter {
    margin-top: 8px;
    padding: 20px 18px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.25);
    text-align: center;
}

.article-newsletter p {
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 0;
}

.status-link {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--accent-cyan);
    text-decoration: none;
    letter-spacing: 0.04em;
}

.status-link:hover {
    text-decoration: underline;
}

/* Individual article (post) */

.article-post {
    max-width: 42rem;
    margin: 0 auto;
    padding: 8px 0 40px;
}

.article-post-header {
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.article-post-meta {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.article-post-title {
    font-size: clamp(1.25rem, 3.5vw, 1.75rem);
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.article-post-deck {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.article-body {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.65;
}

.article-body h2 {
    font-family: var(--font-primary);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--accent-cyan);
    margin: 28px 0 12px;
    letter-spacing: 0.02em;
}

.article-body h3 {
    font-family: var(--font-primary);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 20px 0 10px;
}

.article-body p {
    margin-bottom: 14px;
    color: var(--text-secondary);
}

.article-body ul,
.article-body ol {
    margin: 0 0 16px 1.25rem;
    color: var(--text-secondary);
}

.article-body li {
    margin-bottom: 8px;
}

.article-body strong {
    color: var(--text-primary);
    font-weight: 600;
}

.article-body a {
    color: var(--accent-cyan);
}

.article-post-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.article-post-nav a {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    text-decoration: none;
    color: var(--accent-cyan);
}

.article-post-nav a:hover {
    text-decoration: underline;
}

.article-disclaimer {
    margin-top: 28px;
    padding: 14px 16px;
    font-family: 'Inter', sans-serif;
    font-size: 0.82rem;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.2);
}

/* ── clean-theme (white canvas): use dark ink, not hacker palette vars ── */

.clean-theme.article-page {
    color: var(--c-sun-ink);
}

.clean-theme.article-page .article-hero-kicker {
    color: var(--c-accent);
    font-family: var(--c-font);
}

.clean-theme.article-page .article-hero-title {
    color: var(--c-sun-ink);
    font-family: var(--c-font);
}

.clean-theme.article-page .article-hero-lead {
    color: var(--c-sun-muted);
}

.clean-theme.article-page .article-section-label {
    color: var(--c-sun-muted);
    font-family: var(--c-font);
}

.clean-theme.article-page .article-btn {
    font-family: var(--c-font);
    border-color: rgba(12, 35, 64, 0.15);
}

.clean-theme.article-page .article-btn--primary {
    background: rgba(249, 115, 22, 0.1);
    border-color: rgba(249, 115, 22, 0.4);
    color: #c2410c;
    box-shadow: none;
}

.clean-theme.article-page .article-btn--primary:hover {
    box-shadow: 0 2px 12px rgba(249, 115, 22, 0.2);
}

.clean-theme.article-page .article-btn--ghost {
    color: var(--c-sun-muted);
}

.clean-theme.article-page .article-btn--ghost:hover {
    border-color: var(--c-accent);
    color: var(--c-accent);
}

.clean-theme.article-page .article-card {
    background: #ffffff;
    border-color: rgba(34, 197, 94, 0.25);
    box-shadow: var(--c-frost-shadow);
}

.clean-theme.article-page a.article-card:hover {
    border-color: rgba(37, 99, 235, 0.4);
    box-shadow: var(--c-frost-shadow-hover);
}

.clean-theme.article-page .article-card-category {
    color: #2563eb;
}

.clean-theme.article-page .article-card-date,
.clean-theme.article-page .article-card-read {
    color: #64748b;
}

.clean-theme.article-page .article-card-title {
    color: var(--c-sun-ink);
    font-family: var(--c-font);
}

.clean-theme.article-page .article-card-excerpt {
    color: #475569;
}

.clean-theme.article-page .article-post-header {
    border-bottom-color: rgba(12, 35, 64, 0.12);
}

.clean-theme.article-page .article-post-meta {
    color: #64748b;
    font-family: var(--c-font);
}

.clean-theme.article-page .article-post-title {
    color: var(--c-sun-ink);
    font-family: var(--c-font);
    -webkit-text-fill-color: var(--c-sun-ink);
}

.clean-theme.article-page .article-post-deck {
    color: #475569;
}

.clean-theme.article-page .article-body {
    color: #334155;
}

.clean-theme.article-page .article-body h2 {
    color: #1d4ed8;
    font-family: var(--c-font);
}

.clean-theme.article-page .article-body h3 {
    color: var(--c-sun-ink);
    font-family: var(--c-font);
}

.clean-theme.article-page .article-body p,
.clean-theme.article-page .article-body li {
    color: #334155;
}

.clean-theme.article-page .article-body ul,
.clean-theme.article-page .article-body ol {
    color: #334155;
}

.clean-theme.article-page .article-body strong {
    color: #1e293b;
    font-weight: 600;
}

.clean-theme.article-page .article-body a {
    color: #c2410c;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.clean-theme.article-page .article-body a:hover {
    color: #ea580c;
}

.clean-theme.article-page .article-post-nav {
    border-top-color: rgba(12, 35, 64, 0.12);
}

.clean-theme.article-page .article-post-nav a {
    color: #2563eb;
    font-family: var(--c-font);
}

.clean-theme.article-page .article-disclaimer {
    color: #64748b;
    background: #f8fafc;
    border-color: #e2e8f0;
}

.clean-theme.article-page .article-newsletter {
    background: #f8fafc;
    border-color: #e2e8f0;
}

.clean-theme.article-page .article-newsletter p {
    color: #475569;
}

.clean-theme.article-page .article-newsletter a {
    color: #c2410c;
}

.clean-theme.article-page .status-link {
    color: var(--c-gold);
    font-family: var(--c-font);
}

.clean-theme.article-page .article-empty {
    color: #64748b;
    border-color: #e2e8f0;
}