/* WiseOwlLearns Blog — Shared Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@600;700;800&display=swap');

:root {
  --bg-primary: #0F1724;
  --bg-secondary: #1A2332;
  --bg-card: #1E2A3A;
  --text-primary: #E8ECF1;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --accent: #2DD4BF;
  --accent-hover: #5EEAD4;
  --accent-bg: rgba(45, 212, 191, 0.08);
  --border: rgba(148, 163, 184, 0.12);
  --warning: #F59E0B;
  --success: #34D399;
  --link: #38BDF8;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ── */
.site-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.header-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span { color: var(--accent); }

.header-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.2s;
}

.header-nav a:hover {
  color: var(--accent);
  background: var(--accent-bg);
}

.btn-cta {
  background: var(--accent) !important;
  color: var(--bg-primary) !important;
  font-weight: 600 !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: 8px;
}

.btn-cta:hover {
  background: var(--accent-hover) !important;
}

/* ── Article ── */
.article-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

.article-meta {
  margin-bottom: 2rem;
}

.article-meta .category {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: var(--accent-bg);
  padding: 0.3rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

.article-meta h1 {
  font-family: 'Outfit', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.article-meta .subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.article-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.article-info span {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* ── Content ── */
.article-content h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.article-content h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 2rem 0 0.75rem;
}

.article-content p {
  margin-bottom: 1.25rem;
  color: var(--text-secondary);
}

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

.article-content a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-content a:hover {
  color: var(--accent);
}

.article-content ul, .article-content ol {
  margin: 1rem 0 1.5rem 1.5rem;
  color: var(--text-secondary);
}

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

.article-content li strong {
  color: var(--accent);
}

/* ── Callouts ── */
.callout {
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  border-left: 4px solid;
}

.callout-insight {
  background: rgba(45, 212, 191, 0.06);
  border-color: var(--accent);
}

.callout-warning {
  background: rgba(245, 158, 11, 0.06);
  border-color: var(--warning);
}

.callout-stat {
  background: rgba(56, 189, 248, 0.06);
  border-color: var(--link);
}

.callout .callout-title {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.callout p {
  margin-bottom: 0 !important;
  font-size: 0.92rem;
}

/* ── Feature Box ── */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.5rem 0;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.feature-card .icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.feature-card h4 {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}

.feature-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ── CTA Banner ── */
.cta-banner {
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.12), rgba(56, 189, 248, 0.08));
  border: 1px solid rgba(45, 212, 191, 0.25);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  margin: 3rem 0;
}

.cta-banner h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.cta-banner p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.cta-button {
  display: inline-block;
  background: var(--accent);
  color: var(--bg-primary);
  font-weight: 700;
  font-size: 1rem;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.2s;
}

.cta-button:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(45, 212, 191, 0.25);
}

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

/* ── Blog Index ── */
.blog-hero {
  text-align: center;
  padding: 3rem 0 2rem;
}

.blog-hero h1 {
  font-family: 'Outfit', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.blog-hero p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 550px;
  margin: 0 auto;
}

.post-list {
  display: grid;
  gap: 1.5rem;
  margin: 2rem 0;
}

.post-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.75rem;
  text-decoration: none;
  transition: all 0.25s;
  display: block;
}

.post-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.post-card .tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--accent-bg);
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  margin-bottom: 0.75rem;
}

.post-card h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.post-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.post-card .read-more {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
}

/* ── Responsive ── */
@media (max-width: 640px) {
  html { font-size: 16px; }
  .article-meta h1 { font-size: 1.8rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .header-nav .hide-mobile { display: none; }
}