/* ============================================================
   CLAW Review Articles — Modular Layout & Shared Design System
   Enforces consistent metadata headers, typography, screenshot
   cards, mobile-responsive grids, and SEO breadcrumbs.
   ============================================================ */

:root {
  --rv-accent: #dc2626;
  --rv-accent-dark: #b91c1c;
  --rv-accent-soft: rgba(220, 38, 38, 0.08);
  --rv-surface: #ffffff;
  --rv-surface-subtle: #f8fafc;
  --rv-border: #e2e8f0;
  --rv-border-subtle: #edf2f7;
  --rv-text-main: #0f172a;
  --rv-text-muted: #334155;
  --rv-text-dim: #475569;
  --rv-success: #15803d;
  --rv-success-soft: rgba(21, 128, 61, 0.1);
  --rv-warning: #c2410c;
  --rv-warning-soft: rgba(194, 65, 12, 0.1);
  --rv-radius-lg: 16px;
  --rv-radius-md: 10px;
  --rv-radius-sm: 6px;
  --rv-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --rv-font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
}

/* Breadcrumbs */
.rv-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--rv-font-mono);
  font-size: 0.78rem;
  color: #475569 !important;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.rv-breadcrumbs a {
  color: #334155 !important;
  text-decoration: none !important;
  font-weight: 500;
  transition: color 0.15s ease;
}
.rv-breadcrumbs a:hover {
  color: var(--rv-accent) !important;
  text-decoration: underline !important;
}
.rv-breadcrumbs .sep {
  color: #64748b !important;
}
.rv-breadcrumbs .current {
  color: #0f172a !important;
  font-weight: 700 !important;
}

/* Article Hero Header */
.rv-header {
  background: var(--rv-surface);
  border: 1px solid var(--rv-border);
  border-radius: var(--rv-radius-lg);
  padding: 2.25rem 2rem;
  margin-bottom: 2.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 10px 30px -15px rgba(0,0,0,0.05);
  position: relative;
  overflow: hidden;
}
.rv-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--rv-accent), #f59e0b);
}
.rv-badge-row {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.rv-badge {
  font-family: var(--rv-font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 100px;
}
.rv-badge-review {
  background: var(--rv-accent-soft);
  color: #b91c1c !important;
  border: 1px solid rgba(185, 28, 28, 0.28);
}
.rv-badge-version {
  background: #f1f5f9;
  color: #1e293b !important;
  border: 1px solid #cbd5e1;
}
.rv-badge-license {
  background: #f0fdf4;
  color: #14532d !important;
  border: 1px solid rgba(20, 83, 45, 0.25);
}
.rv-badge-geo {
  background: #eff6ff;
  color: #1d4ed8 !important;
  border: 1px solid rgba(29, 78, 216, 0.25);
}

.rv-title {
  font-size: clamp(1.85rem, 4vw, 2.65rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.03em;
  color: var(--rv-text-main);
  margin: 0 0 1rem;
}
.rv-subtitle {
  font-size: 1.12rem;
  color: #334155 !important;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.rv-meta-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rv-border-subtle);
  font-size: 0.84rem;
  color: #334155 !important;
}
.rv-author-box {
  display: flex;
  align-items: center;
  gap: 10px;
}
.rv-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  border: 2px solid #e2e8f0;
}
.rv-author-info strong {
  color: var(--rv-text-main) !important;
  display: block;
}
.rv-author-info span {
  font-size: 0.76rem;
  color: #475569 !important;
  font-family: var(--rv-font-mono);
  font-weight: 500;
}
.rv-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.rv-btn {
  font-family: var(--rv-font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--rv-radius-md);
  text-decoration: none !important;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
  min-height: 40px;
}
.rv-btn-primary {
  background: var(--rv-accent);
  color: #ffffff !important;
  border: 1px solid var(--rv-accent);
}
.rv-btn-primary:hover {
  background: var(--rv-accent-dark);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.25);
}
.rv-btn-secondary {
  background: #ffffff;
  color: var(--rv-text-main) !important;
  border: 1px solid var(--rv-border);
}
.rv-btn-secondary:hover {
  border-color: var(--rv-text-muted);
  background: #f8fafc;
}

/* Key Stats Grid */
.rv-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}
.rv-stat-box {
  background: var(--rv-surface);
  border: 1px solid var(--rv-border);
  border-radius: var(--rv-radius-md);
  padding: 1.25rem 1rem;
  text-align: center;
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}
.rv-stat-val {
  font-family: var(--rv-font-mono);
  font-size: 1.75rem;
  font-weight: 800;
  color: #b91c1c !important;
  line-height: 1.2;
}
.rv-stat-lbl {
  font-size: 0.75rem;
  font-weight: 700;
  color: #475569 !important;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.35rem;
}

/* Table of Contents */
.rv-toc {
  background: #f8fafc;
  border: 1px solid var(--rv-border);
  border-left: 4px solid var(--rv-accent);
  border-radius: var(--rv-radius-md);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
}
.rv-toc-title {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #0f172a !important;
  margin-bottom: 0.75rem;
  font-family: var(--rv-font-mono);
}
.rv-toc-list {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.5rem;
}
.rv-toc-list li {
  margin: 0 !important;
  font-size: 0.9rem;
}
.rv-toc-list a {
  color: #334155 !important;
  text-decoration: none !important;
  font-weight: 500;
  display: inline-block;
  transition: color 0.15s ease;
}
.rv-toc-list a:hover {
  color: var(--rv-accent) !important;
  text-decoration: underline !important;
}

/* Figures & Visuals */
.rv-figure {
  margin: 2.25rem 0;
  background: var(--rv-surface);
  border: 1px solid var(--rv-border);
  border-radius: var(--rv-radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px -6px rgba(0,0,0,0.07);
}
.rv-figure img {
  width: 100%;
  height: auto;
  display: block;
  margin: 0 !important;
  border-radius: 0 !important;
}
.rv-figcaption {
  padding: 0.85rem 1.25rem;
  font-size: 0.86rem;
  color: #334155 !important;
  background: #f8fafc;
  border-top: 1px solid var(--rv-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.rv-figcaption-tag {
  font-family: var(--rv-font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--rv-accent);
  text-transform: uppercase;
}

/* Dual / Multi-Screenshot Grid */
.rv-media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}
.rv-media-card {
  background: var(--rv-surface);
  border: 1px solid var(--rv-border);
  border-radius: var(--rv-radius-md);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.rv-media-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
  margin: 0 !important;
}
.rv-media-body {
  padding: 0.9rem 1rem;
}
.rv-media-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--rv-text-main);
  margin-bottom: 0.25rem;
}
.rv-media-desc {
  font-size: 0.8rem;
  color: var(--rv-text-muted);
  line-height: 1.45;
}

/* Architecture / Diagram Box */
.rv-diagram-box {
  background: #0f172a !important;
  color: #f1f5f9 !important;
  border-radius: var(--rv-radius-lg);
  padding: 1.75rem 1.5rem;
  margin: 2rem 0;
  border: 1px solid #1e293b;
  box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.4);
}
.rv-diagram-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #334155;
}
.rv-diagram-title {
  font-family: var(--rv-font-mono) !important;
  font-size: 0.92rem !important;
  font-weight: 700 !important;
  color: #38bdf8 !important;
  display: flex;
  align-items: center;
  gap: 8px;
}
.rv-diagram-badge {
  font-family: var(--rv-font-mono) !important;
  font-size: 0.72rem !important;
  background: #1e293b !important;
  color: #f1f5f9 !important;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid #334155 !important;
}
.rv-diagram-pre {
  font-family: var(--rv-font-mono) !important;
  font-size: 0.84rem !important;
  line-height: 1.55 !important;
  color: #f8fafc !important;
  overflow-x: auto;
  white-space: pre;
  margin: 0;
  padding: 0;
  background: transparent !important;
}

/* Responsive Table Wrapper */
.rv-table-wrapper {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 2rem 0;
  border: 1px solid var(--rv-border);
  border-radius: var(--rv-radius-md);
  background: var(--rv-surface);
}
.rv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}
.rv-table th {
  background: #f1f5f9 !important;
  color: #0f172a !important;
  font-weight: 700 !important;
  padding: 0.85rem 1rem;
  border-bottom: 2px solid var(--rv-border);
  font-family: var(--rv-font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.rv-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--rv-border-subtle);
  color: #1e293b !important;
}
.rv-table tr:last-child td {
  border-bottom: none;
}
.rv-table tr:hover td {
  background: #f8fafc;
}

/* Pros & Cons Matrix */
.rv-pros-cons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin: 2.25rem 0;
}
.rv-card-pros {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--rv-radius-md);
  padding: 1.5rem;
}
.rv-card-cons {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--rv-radius-md);
  padding: 1.5rem;
}
.rv-pros-title {
  font-size: 0.98rem !important;
  font-weight: 800 !important;
  color: #14532d !important;
  margin-bottom: 1rem !important;
  display: flex;
  align-items: center;
  gap: 8px;
}
.rv-cons-title {
  font-size: 0.98rem !important;
  font-weight: 800 !important;
  color: #991b1b !important;
  margin-bottom: 1rem !important;
  display: flex;
  align-items: center;
  gap: 8px;
}
.rv-checklist {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
.rv-checklist li {
  margin-bottom: 0.6rem !important;
  font-size: 0.9rem !important;
  line-height: 1.55 !important;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.rv-card-pros li { color: #14532d !important; font-weight: 500; }
.rv-card-cons li { color: #991b1b !important; font-weight: 500; }

/* Verdict Card */
.rv-verdict-box {
  background: #0f172a !important;
  color: #ffffff !important;
  border: 1px solid #1e293b !important;
  border-radius: var(--rv-radius-lg);
  padding: 2.25rem 2rem;
  margin: 3rem 0;
  box-shadow: 0 12px 36px -10px rgba(15, 23, 42, 0.4);
  display: flex;
  gap: 2rem;
  align-items: center;
  flex-wrap: wrap;
}
.rv-verdict-box * {
  box-sizing: border-box;
}
.rv-score-circle {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: #dc2626 !important;
  border: 3px solid #ef4444 !important;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 6px 20px rgba(220, 38, 38, 0.45);
}
.rv-score-num {
  font-family: var(--rv-font-mono) !important;
  font-size: 2.15rem !important;
  font-weight: 800 !important;
  line-height: 1 !important;
  color: #ffffff !important;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}
.rv-score-max {
  font-family: var(--rv-font-mono) !important;
  font-size: 0.78rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.04em !important;
  color: #fee2e2 !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}
.rv-verdict-content {
  flex: 1 1 300px;
}
.rv-verdict-title,
.rv-verdict-box h3,
.rv-verdict-box .rv-verdict-title,
h3.rv-verdict-title {
  font-size: 1.5rem !important;
  font-weight: 800 !important;
  line-height: 1.3 !important;
  margin: 0 0 0.6rem !important;
  padding: 0 !important;
  border: none !important;
  color: #ffffff !important;
  letter-spacing: -0.015em !important;
}
.rv-verdict-p,
.rv-verdict-box p,
.rv-verdict-box .rv-verdict-p,
p.rv-verdict-p {
  font-size: 1.02rem !important;
  color: #f1f5f9 !important;
  line-height: 1.65 !important;
  margin: 0 !important;
}
.rv-verdict-box strong,
.rv-verdict-box b {
  color: #ffffff !important;
}
.rv-verdict-box a {
  color: #f87171 !important;
  text-decoration: underline !important;
}

/* Callout Note */
.rv-callout {
  background: #eff6ff !important;
  border-left: 4px solid #2563eb !important;
  padding: 1.15rem 1.4rem !important;
  border-radius: 0 var(--rv-radius-md) var(--rv-radius-md) 0 !important;
  margin: 1.75rem 0 !important;
  font-size: 0.95rem !important;
  color: #1e3a8a !important;
}
.rv-callout p {
  margin: 0 !important;
  color: #1e3a8a !important;
}
.rv-callout strong,
.rv-callout b {
  color: #0f172a !important;
}

/* Mobile Responsiveness Rules */
@media (max-width: 768px) {
  .rv-header {
    padding: 1.5rem 1.25rem;
    margin-bottom: 1.75rem;
  }
  .rv-title {
    font-size: 1.75rem;
  }
  .rv-meta-strip {
    flex-direction: column;
    align-items: flex-start;
  }
  .rv-actions {
    width: 100%;
  }
  .rv-btn {
    flex: 1;
    justify-content: center;
  }
  .rv-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  .rv-verdict-box {
    flex-direction: column;
    text-align: center;
    padding: 1.75rem 1.25rem;
  }
  .rv-figure img {
    border-radius: 0;
  }
  .rv-diagram-box {
    padding: 1.25rem 1rem;
  }
}