/* ==========================================================================
   VO GROUP — Blog Stylesheet
   Extends the main design system (/css/styles.css)
   ========================================================================== */

/* ==========================================================================
   1. READING PROGRESS BAR
   ========================================================================== */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  z-index: 9999;
  transition: width 0.1s linear;
  border-radius: 0 2px 2px 0;
}

/* ==========================================================================
   2. BREADCRUMBS
   ========================================================================== */
.blog-breadcrumb {
  padding: var(--spacing-sm) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.blog-breadcrumb a {
  color: var(--color-text-light);
  text-decoration: none;
  transition: color var(--transition);
}

.blog-breadcrumb a:hover {
  color: var(--color-primary);
}

.blog-breadcrumb__sep {
  margin: 0 8px;
  color: var(--color-border);
  user-select: none;
}

.blog-breadcrumb__current {
  color: var(--color-text);
  font-weight: 500;
}

/* ==========================================================================
   3. BLOG HUB — HERO
   ========================================================================== */
.blog-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #004a9e 60%, #002d66 100%);
  color: var(--color-white);
  padding: calc(var(--header-height) + var(--spacing-xl)) 0 var(--spacing-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.blog-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to top, var(--color-white) 0%, transparent 100%);
  pointer-events: none;
}

.blog-hero h1 {
  color: var(--color-white);
  font-size: clamp(28px, 5vw, 44px);
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.5px;
}

.blog-hero__subtitle {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(255, 255, 255, 0.85);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ==========================================================================
   4. BLOG HUB — CATEGORY FILTERS
   ========================================================================== */
.blog-filters {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: var(--spacing-md) var(--spacing-sm);
  max-width: var(--max-width);
  margin: 0 auto;
}

.blog-filters__btn {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  border: 1.5px solid var(--color-border);
  border-radius: 100px;
  background: var(--color-white);
  color: var(--color-text-light);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.blog-filters__btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(0, 56, 125, 0.04);
}

.blog-filters__btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ==========================================================================
   5. BLOG HUB — ARTICLE CARDS GRID
   ========================================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--spacing-md);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-xl);
}

.blog-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  border-color: rgba(0, 56, 125, 0.2);
  box-shadow: 0 8px 30px rgba(0, 56, 125, 0.1);
  transform: translateY(-4px);
}

.blog-card__image {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-bg);
}

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.blog-card:hover .blog-card__image img {
  transform: scale(1.04);
}

.blog-card__category {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
}

.blog-card__body {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 10px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__title a {
  color: inherit;
  text-decoration: none;
}

.blog-card__title a:hover {
  color: var(--color-secondary);
}

.blog-card__excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 13px;
  color: var(--color-text-light);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
}

.blog-card__meta svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}

.blog-card__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.blog-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: auto;
  padding-top: var(--spacing-sm);
  transition: gap var(--transition);
}

.blog-card__link:hover {
  gap: 10px;
  color: var(--color-secondary);
}

/* ==========================================================================
   6. CATEGORY PILLS
   ========================================================================== */
.category-pill {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  white-space: nowrap;
}

.category-pill--fiscal {
  background: rgba(0, 56, 125, 0.1);
  color: var(--color-primary);
}

.category-pill--espacios {
  background: rgba(69, 131, 46, 0.1);
  color: var(--color-secondary);
}

.category-pill--emprendimiento {
  background: rgba(255, 152, 0, 0.1);
  color: #e67e00;
}

/* ==========================================================================
   7. ARTICLE PAGE — LAYOUT
   ========================================================================== */
.article-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 720px) 1fr;
  gap: var(--spacing-lg);
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-sm) var(--spacing-xl);
  align-items: start;
}

/* ==========================================================================
   8. ARTICLE — TABLE OF CONTENTS (Sidebar)
   ========================================================================== */
.toc-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-md));
  max-height: calc(100vh - var(--header-height) - var(--spacing-lg));
  overflow-y: auto;
  padding-right: var(--spacing-sm);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.toc-sidebar::-webkit-scrollbar {
  width: 4px;
}

.toc-sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.toc-sidebar::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

.toc-sidebar__title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-sm);
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-border);
}

.toc-sidebar__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-sidebar__list li {
  margin-bottom: 2px;
}

.toc-sidebar__list a {
  display: block;
  padding: 6px 12px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--color-text-light);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 4px 4px 0;
  transition: all var(--transition);
}

.toc-sidebar__list a:hover {
  color: var(--color-primary);
  background: rgba(0, 56, 125, 0.04);
  border-left-color: var(--color-border);
}

.toc-sidebar__list a.is-active {
  color: var(--color-primary);
  font-weight: 600;
  background: rgba(0, 56, 125, 0.06);
  border-left-color: var(--color-primary);
}

.toc-sidebar__list .toc-h3 {
  padding-left: 24px;
  font-size: 12px;
}

/* ==========================================================================
   9. ARTICLE — HEADER / META
   ========================================================================== */
.article-header {
  text-align: center;
  padding: calc(var(--header-height) + var(--spacing-lg)) var(--spacing-sm) var(--spacing-lg);
  max-width: 800px;
  margin: 0 auto;
}

.article-header h1 {
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.5px;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.article-meta__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-meta__item svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}

.article-meta__author {
  font-weight: 600;
  color: var(--color-text);
}

.article-meta__sep {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-border);
}

/* ==========================================================================
   10. ARTICLE — BODY TYPOGRAPHY
   ========================================================================== */
.article-body {
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-text);
}

.article-body > * + * {
  margin-top: 1.5em;
}

.article-body h2 {
  font-size: 28px;
  margin-top: 2.5em;
  margin-bottom: 0.6em;
  padding-top: var(--spacing-sm);
  scroll-margin-top: calc(var(--header-height) + var(--spacing-md));
}

.article-body h3 {
  font-size: 22px;
  margin-top: 2em;
  margin-bottom: 0.5em;
  scroll-margin-top: calc(var(--header-height) + var(--spacing-md));
}

.article-body h4 {
  font-size: 18px;
  margin-top: 1.5em;
  margin-bottom: 0.4em;
}

.article-body p {
  margin-bottom: 0;
}

.article-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: rgba(0, 56, 125, 0.3);
  text-underline-offset: 3px;
  transition: all var(--transition);
}

.article-body a:hover {
  color: var(--color-secondary);
  text-decoration-color: var(--color-secondary);
}

.article-body ul,
.article-body ol {
  padding-left: 1.5em;
  margin-top: 0.5em;
}

.article-body ul {
  list-style: disc;
}

.article-body ol {
  list-style: decimal;
}

.article-body li {
  margin-bottom: 0.4em;
  line-height: 1.7;
}

.article-body li::marker {
  color: var(--color-primary);
}

.article-body img {
  border-radius: 8px;
  margin: var(--spacing-md) 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.article-body figure {
  margin: var(--spacing-lg) 0;
}

.article-body figcaption {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-top: var(--spacing-xs);
  font-style: italic;
}

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

.article-body hr {
  border: none;
  height: 1px;
  background: var(--color-border);
  margin: var(--spacing-lg) 0;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-md) 0;
  font-size: 16px;
}

.article-body th,
.article-body td {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  text-align: left;
}

.article-body th {
  background: var(--color-bg);
  font-weight: 600;
  color: var(--color-primary);
}

.article-body tr:nth-child(even) {
  background: var(--color-bg);
}

/* ==========================================================================
   11. BLOCKQUOTES
   ========================================================================== */
.article-body blockquote {
  position: relative;
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) var(--spacing-lg);
  border-left: 4px solid var(--color-primary);
  background: linear-gradient(135deg, rgba(0, 56, 125, 0.04) 0%, rgba(0, 56, 125, 0.02) 100%);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  font-size: 17px;
  color: var(--color-text);
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

.article-body blockquote cite {
  display: block;
  margin-top: var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-style: normal;
  font-weight: 600;
  color: var(--color-primary);
}

/* ==========================================================================
   12. CALLOUT BOXES
   ========================================================================== */
.callout {
  position: relative;
  padding: var(--spacing-md);
  padding-left: calc(var(--spacing-md) + 40px);
  border-radius: 8px;
  margin: var(--spacing-md) 0;
  font-size: 16px;
  line-height: 1.6;
  border: 1px solid;
}

.callout::before {
  position: absolute;
  left: var(--spacing-sm);
  top: var(--spacing-md);
  font-size: 20px;
  line-height: 1;
}

.callout p:last-child {
  margin-bottom: 0;
}

.callout strong {
  display: block;
  margin-bottom: 4px;
}

/* Tip */
.callout--tip {
  background: rgba(69, 131, 46, 0.06);
  border-color: rgba(69, 131, 46, 0.2);
  color: #2d5a1b;
}

.callout--tip::before {
  content: '💡';
}

.callout--tip strong {
  color: var(--color-secondary);
}

/* Warning */
.callout--warning {
  background: rgba(255, 152, 0, 0.06);
  border-color: rgba(255, 152, 0, 0.25);
  color: #8a5600;
}

.callout--warning::before {
  content: '⚠️';
}

.callout--warning strong {
  color: #c77700;
}

/* Important */
.callout--important {
  background: rgba(0, 56, 125, 0.05);
  border-color: rgba(0, 56, 125, 0.2);
  color: var(--color-text);
}

.callout--important::before {
  content: '📌';
}

.callout--important strong {
  color: var(--color-primary);
}

/* ==========================================================================
   13. CHECKLIST
   ========================================================================== */
.checklist {
  list-style: none;
  padding: 0;
  margin: var(--spacing-md) 0;
}

.checklist li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 10px;
  line-height: 1.6;
}

.checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 5px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-secondary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 12px;
  background-repeat: no-repeat;
  background-position: center;
}

/* ==========================================================================
   14. INLINE CTA CARDS
   ========================================================================== */
.blog-cta {
  position: relative;
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-md) var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, #004a9e 100%);
  border-radius: 12px;
  color: var(--color-white);
  text-align: center;
  overflow: hidden;
}

.blog-cta::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 200px;
  height: 200px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  pointer-events: none;
}

.blog-cta__title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-white);
}

.blog-cta__text {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-sm);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.blog-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--color-white);
  color: var(--color-primary);
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: 100px;
  text-decoration: none;
  transition: all 0.25s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.blog-cta__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  color: var(--color-primary);
}

.blog-cta__btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ==========================================================================
   15. SHARE BUTTONS
   ========================================================================== */
.share-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: var(--spacing-md) 0;
  margin: var(--spacing-lg) 0 0;
  border-top: 1px solid var(--color-border);
}

.share-bar__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-right: 4px;
  white-space: nowrap;
}

.share-bar__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text-light);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  position: relative;
  font-family: var(--font-family);
}

.share-bar__btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.share-bar__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.share-bar__btn--whatsapp:hover {
  background: #25D366;
  border-color: #25D366;
  color: #fff;
}

.share-bar__btn--linkedin:hover {
  background: #0077b5;
  border-color: #0077b5;
  color: #fff;
}

.share-bar__btn--twitter:hover {
  background: #1DA1F2;
  border-color: #1DA1F2;
  color: #fff;
}

.share-bar__btn--copy:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* Copy tooltip */
.share-bar__tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--color-text);
  color: var(--color-white);
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.2s ease;
}

.share-bar__tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--color-text);
}

.share-bar__btn--copy.is-copied .share-bar__tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   16. RELATED ARTICLES
   ========================================================================== */
.related-articles {
  padding: var(--spacing-xl) 0;
  background: var(--color-bg);
  margin-top: var(--spacing-xl);
}

.related-articles__title {
  text-align: center;
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-lg);
}

.related-articles__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* ==========================================================================
   17. ARTICLE HERO / FEATURED IMAGE
   ========================================================================== */
.article-hero-image {
  max-width: 900px;
  margin: 0 auto var(--spacing-lg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.article-hero-image img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ==========================================================================
   18. BLOG HUB — EMPTY / LOADING STATES
   ========================================================================== */
.blog-grid__empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-text-light);
}

/* ==========================================================================
   19. ARTICLE PAGE — TAGS
   ========================================================================== */
.article-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: var(--spacing-lg) 0 0;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.article-tags__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-light);
  margin-right: 4px;
  display: inline-flex;
  align-items: center;
}

.article-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 13px;
  color: var(--color-text-light);
  background: var(--color-bg);
  border-radius: 4px;
  text-decoration: none;
  transition: all var(--transition);
}

.article-tag:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ==========================================================================
   20. RESPONSIVE
   ========================================================================== */

/* Sidebar visible only on wide screens */
@media (max-width: 1100px) {
  .article-layout {
    grid-template-columns: minmax(0, 720px);
    justify-content: center;
    gap: 0;
  }

  .toc-sidebar {
    position: relative;
    top: auto;
    max-height: none;
    overflow: visible;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    background: var(--color-bg);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    order: -1;
  }

  .toc-sidebar__title {
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
  }

  .toc-sidebar__title::after {
    content: '▼';
    font-size: 10px;
    transition: transform 0.2s ease;
  }

  .toc-sidebar.is-collapsed .toc-sidebar__title::after {
    transform: rotate(-90deg);
  }

  .toc-sidebar.is-collapsed .toc-sidebar__list {
    display: none;
  }

  .toc-sidebar__list {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
  }

  /* Hide the empty right column */
  .article-layout > :nth-child(3) {
    display: none;
  }
}

@media (max-width: 768px) {
  .blog-hero {
    padding: calc(var(--header-height) + var(--spacing-lg)) var(--spacing-sm) var(--spacing-lg);
  }

  .blog-grid {
    grid-template-columns: 1fr;
    padding: var(--spacing-sm);
  }

  .article-header {
    padding-top: calc(var(--header-height) + var(--spacing-md));
    padding-bottom: var(--spacing-md);
  }

  .article-header h1 {
    font-size: 26px;
  }

  .article-meta {
    gap: var(--spacing-sm);
  }

  .article-body {
    font-size: 16px;
  }

  .article-body h2 {
    font-size: 24px;
  }

  .article-body h3 {
    font-size: 20px;
  }

  .blog-cta {
    padding: var(--spacing-md);
  }

  .share-bar {
    flex-wrap: wrap;
  }

  .related-articles__grid {
    grid-template-columns: 1fr;
  }

  .article-hero-image {
    border-radius: 0;
    margin-left: calc(-1 * var(--spacing-sm));
    margin-right: calc(-1 * var(--spacing-sm));
    max-width: none;
  }
}

@media (max-width: 480px) {
  .blog-filters {
    gap: 6px;
  }

  .blog-filters__btn {
    padding: 6px 14px;
    font-size: 13px;
  }

  .blog-card__body {
    padding: var(--spacing-sm);
  }
}

/* ==========================================================================
   21. PRINT STYLES
   ========================================================================== */
@media print {
  .reading-progress,
  .toc-sidebar,
  .share-bar,
  .blog-cta,
  .related-articles,
  .header,
  .footer,
  .mobile-contact-bar {
    display: none !important;
  }

  .article-layout {
    grid-template-columns: 1fr !important;
  }

  .article-body {
    font-size: 14px;
    line-height: 1.6;
  }
}

/* ==========================================================================
   22. ANIMATIONS
   ========================================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.blog-card {
  animation: fadeInUp 0.5s ease both;
}

.blog-card:nth-child(2) { animation-delay: 0.1s; }
.blog-card:nth-child(3) { animation-delay: 0.2s; }
.blog-card:nth-child(4) { animation-delay: 0.3s; }
.blog-card:nth-child(5) { animation-delay: 0.4s; }
.blog-card:nth-child(6) { animation-delay: 0.5s; }