/* ═══ UDT Blog Shared Stylesheet v9 ═══ */
/* Extracted from inline styles for performance + maintainability */

/* ── Base ── */
.blog-wrap {
  min-height: 100vh;
  background: #0B0D17;
  color: #fff;
  font-family: 'DM Sans', sans-serif;
}
.blog-wrap ::selection { background: #00FFD1; color: #0B0D17; }
.blog-wrap a { color: #00FFD1; }
.blog-wrap a:hover { opacity: 0.85; }

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ── Navigation ── */
.blog-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.blog-nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.blog-nav-icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: #00FFD1;
  background-size: 300% 300%;
  animation: gradientShift 4s ease infinite;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.blog-nav-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 800;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.5);
}
.blog-nav-sep {
  color: rgba(255, 255, 255, 0.2);
  font-size: 14px;
}
.blog-nav-link {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-weight: 500;
}
.blog-nav-guide {
  font-weight: 500;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
}

/* ── Article ── */
.blog-article {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 24px 60px;
}
.blog-hero { margin-bottom: 36px; }
.blog-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.blog-date {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.25);
}

/* ── Category Badges ── */
.cat-badge {
  font-size: 10px;
  padding: 3px 10px;
  border-radius: 6px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.cat-badge-css       { background: rgba(0,255,209,0.1); color: #00FFD1; }
.cat-badge-color     { background: rgba(255,51,102,0.1); color: #FF3366; }
.cat-badge-code      { background: rgba(255,184,0,0.1);  color: #FFB800; }
.cat-badge-developer { background: rgba(255,184,0,0.1);  color: #FFB800; }
.cat-badge-image     { background: rgba(0,170,255,0.1);  color: #00AAFF; }
.cat-badge-typography{ background: rgba(192,132,252,0.1); color: #C084FC; }
.cat-badge-utility   { background: rgba(255,138,80,0.1); color: #FF8A50; }
.cat-badge-seo       { background: rgba(224,64,251,0.1); color: #E040FB; }
.cat-badge-design    { background: rgba(0,255,209,0.1);  color: #00FFD1; }
.cat-badge-pdf       { background: rgba(255,138,80,0.1); color: #FF8A50; }
.cat-badge-guide     { background: rgba(0,255,209,0.1);  color: #00FFD1; }
.cat-badge-security  { background: rgba(255,51,102,0.1); color: #FF3366; }
.cat-badge-content   { background: rgba(255,184,0,0.1);  color: #FFB800; }
.cat-badge-accessibility { background: rgba(0,255,209,0.1); color: #00FFD1; }

/* ── Typography ── */
.blog-h1 {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 800;
  font-size: clamp(26px, 5vw, 38px);
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff, rgba(255, 255, 255, 0.75));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.blog-p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.85;
  margin-bottom: 16px;
}
.blog-h2 {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 800;
  font-size: 22px;
  margin-top: 48px;
  margin-bottom: 16px;
  scroll-margin-top: 80px;
  background: linear-gradient(135deg, #fff, rgba(255, 255, 255, 0.8));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.blog-h3 {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 17px;
  margin-top: 32px;
  margin-bottom: 12px;
}

/* ── Code ── */
.blog-code {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 16px 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  line-height: 1.7;
  color: #00FFD1;
  overflow-x: auto;
  white-space: pre;
}

/* ── TOC ── */
.blog-toc {
  padding: 20px 24px;
  border-radius: 12px;
  margin-bottom: 36px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.blog-toc-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
}
.blog-toc-item {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  padding: 2px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.blog-toc-num {
  color: rgba(0, 255, 209, 0.4);
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
}

/* ── CTA Card ── */
.blog-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: 12px;
  text-decoration: none;
  background: rgba(0, 255, 209, 0.06);
  border: 1px solid rgba(0, 255, 209, 0.12);
  margin-bottom: 8px;
  color: inherit;
}
.blog-cta-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.blog-cta-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: #00FFD1;
}
.blog-cta-desc {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
}
.blog-cta-arrow {
  margin-left: auto;
  font-size: 16px;
  color: rgba(0, 255, 209, 0.5);
}

/* ── Author ── */
.blog-author {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
}
.blog-author-avatar {
  width: 32px;
  height: 32px;
  border-radius: 16px;
  background: linear-gradient(135deg, #FF6B6B, #FFA62E);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 800;
}
.blog-author-name {
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}
.blog-author-role {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.3);
}
.blog-author-box {
  margin-top: 36px;
  padding: 20px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  gap: 14px;
}
.blog-author-box-avatar {
  width: 40px;
  height: 40px;
  border-radius: 20px;
  background: linear-gradient(135deg, #FF6B6B, #FFA62E);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 800;
  flex-shrink: 0;
}

/* ── Color Swatch Demo ── */
.blog-swatch {
  margin: 16px 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.blog-swatch-bar { display: flex; height: 48px; }
.blog-swatch-bar > div { flex: 1; }
.blog-swatch-label {
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.01);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
}

/* ── Footer ── */
.blog-footer {
  padding: 30px 24px 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  text-align: center;
}
.blog-footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 12px;
}
.blog-footer-icon {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: #00FFD1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}
.blog-footer-text {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.2);
  line-height: 1.6;
}
.blog-footer-link {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.2);
  text-decoration: none;
}

/* ── Cross-links ── */
.crosslink-section {
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.crosslink-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 14px;
  color: rgba(255, 255, 255, 0.6);
}
.crosslink-tools-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 10px;
  background: rgba(0, 255, 209, 0.04);
  border: 1px solid rgba(0, 255, 209, 0.1);
  text-decoration: none;
  color: inherit;
}
.crosslink-tools-name {
  font-size: 13px;
  font-weight: 600;
  color: #00FFD1;
}
.crosslink-tools-arrow {
  margin-left: auto;
  font-size: 13px;
  color: rgba(0, 255, 209, 0.4);
}
.crosslink-article-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  text-decoration: none;
  color: inherit;
}
.crosslink-article-title {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.crosslink-article-arrow {
  margin-left: auto;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.15);
  flex-shrink: 0;
}

/* ── CTA Bottom Card ── */
.blog-bottom-cta {
  margin-top: 48px;
  padding: 24px;
  border-radius: 14px;
  background: rgba(0, 255, 209, 0.06);
  border: 1px solid rgba(0, 255, 209, 0.12);
  text-align: center;
}
.blog-bottom-cta-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 8px;
}
.blog-bottom-cta-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 16px;
}
.blog-bottom-cta-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  background: linear-gradient(135deg, #FF6B6B, #FF8E53);
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  font-family: 'Chakra Petch', sans-serif;
}
.blog-bottom-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  font-family: 'Chakra Petch', sans-serif;
}

/* ── Related Guides ── */
.blog-related { margin-top: 48px; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.06); }
.blog-related-title { font-family: 'Chakra Petch', sans-serif; font-weight: 800; font-size: 16px; margin-bottom: 16px; }
.blog-related-card {
  text-decoration: none;
  color: inherit;
}
.blog-related-inner {
  padding: 14px 18px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  gap: 12px;
}
.blog-related-arrow {
  margin-left: auto;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.2);
}

/* ═══ CONTENT ENRICHMENT ═══ */

/* ── Key Takeaways Box ── */
.kto {
  margin: 24px 0 36px;
  padding: 20px 24px;
  border-radius: 14px;
  background: rgba(255, 184, 0, 0.04);
  border: 1px solid rgba(255, 184, 0, 0.12);
  border-left: 4px solid #FFB800;
}
.kto-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 800;
  font-size: 14px;
  color: #FFB800;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.kto-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kto-item {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  padding-left: 20px;
  position: relative;
}
.kto-item::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: #FFB800;
  font-size: 12px;
}

/* ── Info Box ── */
.ibox {
  margin: 20px 0;
  padding: 16px 20px;
  border-radius: 12px;
  background: rgba(0, 255, 209, 0.04);
  border: 1px solid rgba(0, 255, 209, 0.1);
  border-left: 4px solid #00FFD1;
}
.ibox-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 13px;
  color: #00FFD1;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.ibox-text {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
}

/* ── Warning Box ── */
.wbox {
  margin: 20px 0;
  padding: 16px 20px;
  border-radius: 12px;
  background: rgba(255, 138, 80, 0.04);
  border: 1px solid rgba(255, 138, 80, 0.1);
  border-left: 4px solid #FF8A50;
}
.wbox-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 13px;
  color: #FF8A50;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.wbox-text {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
}

/* ── References ── */
.refs {
  margin-top: 40px;
  padding: 20px 24px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.refs-title {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.5);
  display: flex;
  align-items: center;
  gap: 8px;
}
.refs-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.refs-item {
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.refs-num {
  color: rgba(255, 255, 255, 0.25);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  flex-shrink: 0;
}
.refs-link {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
}
.refs-link:hover { color: #00FFD1; }

/* ── FAQ Details ── */
.blog-faq {
  margin-bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  overflow: hidden;
}
.blog-faq summary {
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.02);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.blog-faq div {
  padding: 16px 20px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  font-size: 14px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .blog-article { padding: 24px 16px 40px; }
  .blog-nav { padding: 12px 16px; }
  .kto { padding: 16px 18px; }
  .refs { padding: 16px 18px; }
}

/* ── Additional utility classes (v9 inline extraction) ── */
.flex-col-8 { display: flex; flex-direction: column; gap: 8px; }
.flex-col-6 { display: flex; flex-direction: column; gap: 6px; }
.blog-faq-summary {
  padding: 16px 20px; cursor: pointer; font-weight: 600; font-size: 15px;
  color: rgba(255,255,255,0.8); background: rgba(255,255,255,0.02);
  list-style: none; display: flex; align-items: center; justify-content: space-between;
}
.blog-faq-answer { padding: 16px 20px; color: rgba(255,255,255,0.75); line-height: 1.7; font-size: 14px; }
.blog-faq-icon { color: rgba(255,255,255,0.2); font-size: 18px; }
.crosslink-icon { font-size: 16px; flex-shrink: 0; }