:root {
  --surface: #ffffff;
  --surface-alt: #f8fafc;
  --surface-dark: #0f172a;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --accent-blue: #2563eb;
  --accent-teal: #14b8a6;
  --accent-purple: #7c3aed;
  --accent-amber: #f59e0b;
  --radius-lg: 24px;
  --radius-sm: 12px;
  --shadow-soft: 0 20px 45px rgba(15, 23, 42, 0.12);
  --max-width: 960px;
}

* {
  box-sizing: border-box;
}

body.blog-article-body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text-primary);
  background: linear-gradient(180deg, #e2e8f0 0%, #f8fafc 40%, #fff 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main.article-main {
  flex: 1;
  padding: 48px 20px 96px;
}

.article-container {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  margin: 0 auto;
  max-width: var(--max-width);
  overflow: hidden;
}

.article-hero {
  padding: 64px clamp(32px, 6vw, 72px) 48px;
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.12), transparent 55%),
    radial-gradient(circle at top right, rgba(20, 184, 166, 0.12), transparent 45%),
    linear-gradient(135deg, rgba(15, 118, 110, 0.05), rgba(37, 99, 235, 0.08));
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.article-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-weight: 600;
  color: var(--accent-teal);
  font-size: 0.78rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.article-eyebrow::before {
  content: "";
  display: inline-block;
  width: 44px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
}

.article-title {
  font-size: clamp(2.4rem, 3.2vw, 3.6rem);
  font-weight: 800;
  margin: 28px 0 20px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.article-subtitle {
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  color: var(--text-secondary);
  max-width: 52ch;
  line-height: 1.7;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.article-meta svg {
  width: 18px;
  height: 18px;
  color: var(--accent-blue);
}

.article-content {
  padding: clamp(32px, 6vw, 64px) clamp(32px, 6vw, 72px) 72px;
  display: grid;
  gap: 32px;
}

.article-content p {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-secondary);
  margin: 0;
}

.article-content h2,
.article-content h3 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.3;
  margin: 12px 0 16px;
}

.article-content h2 {
  font-size: clamp(1.75rem, 2.6vw, 2.1rem);
}

.article-content h3 {
  font-size: clamp(1.35rem, 2.2vw, 1.6rem);
}

.article-content ul,
.article-content ol {
  padding-left: 1.4rem;
  margin: 0;
  display: grid;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 1.02rem;
  line-height: 1.8;
}

.article-content li::marker {
  color: var(--accent-blue);
  font-weight: 600;
}

.article-highlight {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(124, 58, 237, 0.1));
  border-radius: var(--radius-sm);
  padding: 28px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.12);
}

.article-highlight h3 {
  margin-top: 0;
  margin-bottom: 12px;
}

.quick-stat-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.quick-stat {
  background: var(--surface-alt);
  border-radius: var(--radius-sm);
  padding: 22px;
  border: 1px solid rgba(15, 23, 42, 0.06);
  display: grid;
  gap: 6px;
}

.quick-stat span:first-child {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-blue);
}

blockquote {
  margin: 0;
  padding: 28px 32px;
  border-left: 4px solid var(--accent-purple);
  background: rgba(124, 58, 237, 0.08);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.7;
}

.article-cta {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.95), rgba(14, 165, 233, 0.95));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: clamp(32px, 6vw, 48px);
  text-align: center;
  display: grid;
  gap: 16px;
  align-items: center;
  justify-items: center;
}

.article-cta h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.article-cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  max-width: 48ch;
}

.article-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #fff;
  color: var(--accent-blue);
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 999px;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.article-cta a:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(15, 23, 42, 0.15);
}

.table-scroll {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
  font-size: 0.98rem;
}

.article-table thead {
  background: rgba(37, 99, 235, 0.08);
}

.article-table th,
.article-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  color: var(--text-secondary);
}

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

@media (max-width: 768px) {
  main.article-main {
    padding: 32px 16px 64px;
  }

  .article-hero,
  .article-content {
    padding-left: 24px;
    padding-right: 24px;
  }

  .article-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  blockquote {
    border-radius: var(--radius-sm);
  }
}

@media (prefers-color-scheme: dark) {
  body.blog-article-body {
    background: linear-gradient(180deg, #0f172a 0%, #111827 40%, #0f172a 100%);
    color: #e2e8f0;
  }

  .article-container {
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(148, 163, 184, 0.14);
  }

  .article-content p,
  .article-content ul,
  .article-content ol,
  .article-content td,
  .article-content th {
    color: #cbd5f5;
  }

  .article-hero {
    border-bottom-color: rgba(148, 163, 184, 0.12);
  }

  .article-cta {
    box-shadow: 0 25px 50px rgba(2, 6, 23, 0.55);
  }
}