/* EcosystemPulse V4 — Dark Terminal Theme */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg: #0a0a0a;
    --bg-card: #111;
    --border: #222;
    --text: #e0e0e0;
    --text-muted: #888;
    --accent: #00ff88;
    --accent-dim: #00cc6a;
    --danger: #ff6b7a;
}

body {
    font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

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

.container { max-width: 960px; margin: 0 auto; padding: 2rem 1.5rem; }

.site-header { border-bottom: 1px solid var(--border); padding: 1rem 0; }
.main-nav { max-width: 960px; margin: 0 auto; padding: 0 1.5rem; display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 1.1rem; font-weight: bold; color: var(--accent); }
.nav-links { list-style: none; display: flex; gap: 1.5rem; }
.nav-links a { color: var(--text-muted); font-size: 0.9rem; }
.nav-links a:hover { color: var(--accent); text-decoration: none; }

.hero { text-align: center; padding: 3rem 0 2rem; }
.hero h1 { font-size: 1.8rem; margin-bottom: 0.5rem; }
.hero p { color: var(--text-muted); font-size: 0.95rem; }

.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 2rem 0; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 1.5rem; text-align: center; }
.stat-card h3 { font-size: 2rem; color: var(--accent); }
.stat-card p { color: var(--text-muted); font-size: 0.85rem; margin-top: 0.25rem; }

.table-wrapper { overflow-x: auto; margin: 1rem 0; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.data-table th, .data-table td { padding: 0.6rem 0.8rem; text-align: left; border-bottom: 1px solid var(--border); }
.data-table th { color: var(--text-muted); font-weight: normal; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 1px; }
.data-table tr:hover { background: var(--bg-card); }

.package-detail { max-width: 800px; }
.package-header { margin-bottom: 2rem; }
.package-header h1 { font-size: 1.6rem; margin-bottom: 0.5rem; }
.package-header .description { color: var(--text-muted); margin-bottom: 1rem; }
.meta { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.badge { display: inline-block; padding: 0.2rem 0.6rem; border-radius: 4px; font-size: 0.8rem; border: 1px solid var(--border); }
.badge.registry { color: var(--accent); border-color: var(--accent); }
.badge.version { color: #88aaff; border-color: #88aaff; }
.badge.license { color: #ffaa00; border-color: #ffaa00; }

.info-section { margin: 2rem 0; }
.info-section h2, .section-heading h2 { font-size: 1rem; margin-bottom: 1rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; font-weight: normal; }
.info-table { width: 100%; }
.info-table td { padding: 0.4rem 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.info-table td:first-child { color: var(--text-muted); width: 40%; }

.tag-list { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.5rem 0 1.5rem; }
.tag { display: inline-block; padding: 0.2rem 0.5rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 4px; font-size: 0.8rem; color: var(--text-muted); }

.links { margin: 2rem 0; }
.links h2 { font-size: 1rem; margin-bottom: 0.5rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; font-weight: normal; }
.links ul { list-style: none; }
.links li { padding: 0.3rem 0; }

.top-packages, .about-preview { margin: 2rem 0; }
.top-packages h2, .about-preview h2 { font-size: 1.1rem; margin-bottom: 1rem; }
.about-preview ul { margin: 0.5rem 0 0.5rem 1.5rem; }
.about-preview li { color: var(--text-muted); font-size: 0.9rem; padding: 0.2rem 0; }
.section-copy { color: var(--text-muted); font-size: 0.85rem; margin-top: -0.6rem; }

.trend-section { margin: 2rem 0; padding: 1.25rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; }
.section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 0.75rem; }
.section-heading h2 { margin-bottom: 0; }
.release-heading { margin-top: 1.5rem; }
.evidence-badge { color: var(--text-muted); font-size: 0.7rem; border: 1px solid var(--border); padding: 0.15rem 0.45rem; border-radius: 999px; }
.trend-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; margin: 1rem 0; }
.release-grid { grid-template-columns: repeat(3, 1fr); }
.trend-card { border: 1px solid var(--border); border-radius: 6px; padding: 0.85rem; min-height: 88px; display: flex; flex-direction: column; justify-content: center; }
.trend-card strong { font-size: 1.1rem; color: var(--text); }
.trend-card span { color: var(--text-muted); font-size: 0.72rem; margin-top: 0.25rem; }
.trend-card strong .trend-up, .trend-up { color: var(--accent); }
.trend-card strong .trend-down, .trend-down { color: var(--danger); }
.trend-neutral { color: var(--text); }
.sparkline { width: 100%; height: 130px; color: var(--accent); background: #0d0d0d; border: 1px solid var(--border); border-radius: 6px; padding: 0.35rem; margin: 0.75rem 0; }
.method-note { color: var(--text-muted); font-size: 0.75rem; margin-top: 0.6rem; }

/* V4 discovery and search-facing pages */
.article-header { margin: 1.5rem 0 2rem; }
.article-header h1 { font-size: 1.7rem; margin: 0.25rem 0 0.75rem; }
.article-header p { color: var(--text-muted); }
.eyebrow { color: var(--accent) !important; text-transform: uppercase; letter-spacing: 1.5px; font-size: 0.72rem; }
.discovery-section { margin: 2.2rem 0; }
.discovery-section > h2, .methodology-box h2, .related-links h2 { font-size: 1.05rem; margin-bottom: 0.8rem; }
.status-panel, .methodology-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 1.25rem; margin: 1.5rem 0 2rem; }
.status-panel h2 { font-size: 1.05rem; margin-bottom: 0.65rem; color: var(--accent); }
.status-panel p, .methodology-box p, .data-note { color: var(--text-muted); font-size: 0.88rem; }
.status-panel p + p { margin-top: 0.65rem; }
.data-note { border-left: 2px solid var(--accent); padding-left: 0.8rem; margin-top: 1rem; }
.discovery-links { display: flex; flex-wrap: wrap; gap: 1.25rem; margin: 2rem 0; }

.home-discovery { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 1.5rem 0; }
.home-discovery > p { color: var(--text-muted); margin-bottom: 1rem; }
.home-discovery-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.discovery-tile { display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: 8px; padding: 1rem; background: var(--bg-card); }
.discovery-tile:hover { text-decoration: none; border-color: var(--accent-dim); }
.discovery-tile strong { color: var(--accent); }
.discovery-tile span { color: var(--text-muted); font-size: 0.8rem; margin-top: 0.35rem; }

.comparison-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 2rem 0; }
.comparison-card { border: 1px solid var(--border); border-radius: 8px; padding: 1rem; background: var(--bg-card); }
.comparison-card h2 { font-size: 1rem; margin-bottom: 0.5rem; }
.comparison-card p { color: var(--text-muted); font-size: 0.82rem; margin-bottom: 0.7rem; }
.comparison-card-stats { font-size: 0.72rem !important; }

.comparison-table { width: 100%; border-collapse: collapse; min-width: 620px; }
.comparison-table th, .comparison-table td { padding: 0.7rem 0.8rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.comparison-table thead th { color: var(--accent); }
.comparison-table tbody th { color: var(--text-muted); font-weight: normal; width: 220px; }
.comparison-chart-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
.comparison-chart { border: 1px solid var(--border); border-radius: 8px; padding: 0.85rem; background: var(--bg-card); }
.comparison-chart h3 { font-size: 0.95rem; }
.comparison-chart p { color: var(--text-muted); font-size: 0.72rem; margin-top: 0.4rem; }
.mini-sparkline { width: 100%; height: 90px; color: var(--accent); background: #0d0d0d; border: 1px solid var(--border); border-radius: 6px; padding: 0.25rem; margin-top: 0.5rem; }
.related-links { margin: 2rem 0; padding-top: 1rem; border-top: 1px solid var(--border); }
.related-links ul { margin: 0.5rem 0 1rem 1.25rem; }
.related-links li { padding: 0.2rem 0; color: var(--text-muted); }

.site-footer { border-top: 1px solid var(--border); margin-top: 3rem; padding: 1.5rem 0; }
.footer-content { max-width: 960px; margin: 0 auto; padding: 0 1.5rem; text-align: center; }
.footer-content p { color: var(--text-muted); font-size: 0.8rem; }

@media (max-width: 760px) {
    .trend-grid, .release-grid { grid-template-columns: repeat(2, 1fr); }
    .comparison-card-grid, .comparison-chart-grid { grid-template-columns: 1fr; }
    .nav-links { gap: 0.8rem; }
}

@media (max-width: 640px) {
    .stats-grid, .trend-grid, .release-grid, .home-discovery-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 1.4rem; }
    .container { padding: 1rem; }
    .section-heading { display: block; }
    .evidence-badge { display: inline-block; margin-top: 0.35rem; }
    .main-nav { align-items: flex-start; gap: 1rem; }
    .nav-links { flex-wrap: wrap; justify-content: flex-end; }
}