/* =================================================
   CAJUEIRO.TECH - Blog Styles
   ================================================= */

/* =================================================
   BLOG HEADER
   ================================================= */

.blog-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.blog-header__separator {
  color: var(--color-border);
  font-size: var(--text-lg);
  font-weight: var(--font-normal, 400);
  user-select: none;
}

.blog-header__section {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.blog-header__back {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

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

.blog-header__back svg {
  width: 16px;
  height: 16px;
}

/* =================================================
   BLOG LISTING PAGE
   ================================================= */

/* Posts section: compensate for fixed header (72px) + breathing room */
.blog-listing {
  padding-top: calc(72px + var(--space-10));
}

/* Blog Post Cards (listing) */
.blog-posts {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  max-width: 800px;
  margin: 0 auto;
}

.blog-post-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.blog-post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.blog-post-card__image-link {
  display: block;
  overflow: hidden;
}

.blog-post-card__image {
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  object-position: top;
  transition: transform var(--transition-slow);
}

.blog-post-card:hover .blog-post-card__image {
  transform: scale(1.05);
}

.blog-post-card__content {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
}

.blog-post-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.blog-post-card__category {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
}

.blog-post-card__date {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.blog-post-card__reading-time {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.blog-post-card__reading-time svg {
  width: 12px;
  height: 12px;
}

.blog-post-card__dot {
  width: 3px;
  height: 3px;
  border-radius: var(--radius-full);
  background-color: var(--color-text-light);
  opacity: 0.5;
}

.blog-post-card__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: var(--leading-tight);
  transition: color var(--transition-fast);
}

.blog-post-card:hover .blog-post-card__title {
  color: var(--color-primary);
}

.blog-post-card__excerpt {
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.blog-post-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  font-size: var(--text-sm);
  transition: gap var(--transition-fast);
}

.blog-post-card__link:hover {
  gap: var(--space-3);
}

.blog-post-card__link svg {
  width: 16px;
  height: 16px;
}

/* Micropost Cards (compact, text-only) */
.micropost-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  transition: all var(--transition-base);
}

.micropost-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
  border-left-color: var(--color-accent-light);
}

.micropost-card__content {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
}

.micropost-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.micropost-card__category {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
}

.micropost-card__dot {
  width: 3px;
  height: 3px;
  border-radius: var(--radius-full);
  background-color: var(--color-text-light);
  opacity: 0.5;
}

.micropost-card__date {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.micropost-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: var(--leading-tight);
  transition: color var(--transition-fast);
}

.micropost-card:hover .micropost-card__title {
  color: var(--color-primary);
}

.micropost-card__excerpt {
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-3);
}

.micropost-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  font-size: var(--text-sm);
  transition: gap var(--transition-fast);
}

.micropost-card__link:hover {
  gap: var(--space-3);
}

.micropost-card__link svg {
  width: 16px;
  height: 16px;
}

/* AI variant for blog post cards (with cover image) */
.blog-post-card--ai {
  border-left: 4px solid var(--color-ai);
}

.blog-post-card--ai:hover {
  border-color: var(--color-ai);
  border-left-color: var(--color-ai-light);
}

.blog-post-card__category--ai {
  color: var(--color-ai);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.blog-post-card__category--ai svg {
  width: 12px;
  height: 12px;
}

.blog-post-card--ai:hover .blog-post-card__title {
  color: var(--color-ai);
}

.blog-post-card__link--ai {
  color: var(--color-ai);
}

/* AI Content Cards (compact, text-only, indigo accent) */
.ai-content-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-ai);
  transition: all var(--transition-base);
}

.ai-content-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
  border-left-color: var(--color-ai-light);
}

.ai-content-card__content {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
}

.ai-content-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.ai-content-card__category {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ai);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.ai-content-card__category svg {
  width: 12px;
  height: 12px;
}

.ai-content-card__dot {
  width: 3px;
  height: 3px;
  border-radius: var(--radius-full);
  background-color: var(--color-text-light);
  opacity: 0.5;
}

.ai-content-card__date {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.ai-content-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: var(--leading-tight);
  transition: color var(--transition-fast);
}

.ai-content-card:hover .ai-content-card__title {
  color: var(--color-ai);
}

.ai-content-card__excerpt {
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-3);
}

.ai-content-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: var(--font-semibold);
  color: var(--color-ai);
  font-size: var(--text-sm);
  transition: gap var(--transition-fast);
}

.ai-content-card__link:hover {
  gap: var(--space-3);
}

.ai-content-card__link svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 768px) {
  .blog-post-card__content {
    padding: var(--space-4) var(--space-5) var(--space-5);
  }

  .blog-post-card__title {
    font-size: var(--text-xl);
  }

  .micropost-card__content {
    padding: var(--space-4);
  }

  .micropost-card__title {
    font-size: var(--text-lg);
  }

  .ai-content-card__content {
    padding: var(--space-4);
  }

  .ai-content-card__title {
    font-size: var(--text-lg);
  }
}

/* =================================================
   BLOG ARTICLE PAGE
   ================================================= */

.article-hero {
  padding-top: calc(72px + var(--space-12));
  padding-bottom: var(--space-10);
}

.article-hero__inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.article-hero__category {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-cajueiro);
  margin-bottom: var(--space-4);
  padding: 4px 12px;
  background-color: var(--color-cajueiro-dim);
  border-radius: 9999px;
}

.article-hero__title {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
  line-height: 1.15;
}

.article-hero__meta {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.article-hero__author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  font-weight: var(--font-medium);
}

.article-hero__author-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.article-hero__date,
.article-hero__reading-time {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.article-hero__date svg,
.article-hero__reading-time svg {
  width: 14px;
  height: 14px;
}

.article-hero__dot {
  width: 3px;
  height: 3px;
  border-radius: var(--radius-full);
  background-color: var(--color-text-light);
  opacity: 0.5;
}

/* Cover Image */
.article-cover {
  max-width: 800px;
  margin: 0 auto var(--space-10);
}

.article-cover__image {
  width: 100%;
  border-radius: var(--radius-xl);
  object-fit: cover;
  object-position: top;
}

.article-cover__caption {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  text-align: center;
  margin-top: var(--space-3);
}

.article-cover__prompt {
  position: relative;
  display: inline;
  color: var(--color-ai);
  font-weight: var(--font-semibold);
  cursor: help;
  border-bottom: 1.5px dashed rgba(139, 124, 246, 0.4);
}

.article-cover__prompt svg {
  display: inline;
  width: 13px;
  height: 13px;
  vertical-align: -2px;
  margin-left: 2px;
}

.article-cover__prompt-bubble {
  display: none;
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  width: 340px;
  padding: 16px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-ai);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-normal, 400);
  font-style: italic;
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  text-align: left;
  cursor: default;
  z-index: 10;
}

.article-cover__prompt-bubble::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: var(--color-surface);
}

.article-cover__prompt-bubble strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-style: normal;
  color: var(--color-ai);
  margin-bottom: var(--space-2);
}

.article-cover__prompt-close {
  display: none;
}

/* Desktop: hover to show */
@media (hover: hover) {
  .article-cover__prompt:hover .article-cover__prompt-bubble {
    display: block;
    animation: coverPromptIn 0.25s ease-out;
  }
}

/* Mobile: click to show */
@media (hover: none) {
  .article-cover__prompt {
    cursor: pointer;
  }

  .article-cover__prompt-bubble.active {
    display: block;
    animation: coverPromptIn 0.25s ease-out;
  }

  .article-cover__prompt-close {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 8px;
    right: 8px;
    width: 22px;
    height: 22px;
    border: none;
    background: var(--color-border);
    color: var(--color-text-light);
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    cursor: pointer;
    line-height: 1;
  }

  .article-cover__prompt-bubble {
    left: 0;
    transform: translateX(0);
    width: 280px;
  }

  .article-cover__prompt-bubble::after {
    left: 24px;
    transform: none;
  }
}

@keyframes coverPromptIn {
  from { opacity: 0; transform: translateX(-50%) translateY(6px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@media (hover: none) {
  @keyframes coverPromptIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
  }
}

/* Article Content */
.article-content {
  max-width: 720px;
  margin: 0 auto;
}

.article-body {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--color-sand);
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

.article-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.article-body p {
  margin-bottom: var(--space-6);
  color: var(--color-text-secondary);
}

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

.article-body a {
  color: var(--color-sand);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

.article-body a:hover {
  color: var(--color-sand-light);
}

.article-body ul {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
  list-style: disc;
}

.article-body ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
  list-style: decimal;
}

.article-body li {
  margin-bottom: var(--space-2);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.article-body blockquote {
  margin: var(--space-8) 0;
  padding: var(--space-6) var(--space-8);
  border-left: 4px solid var(--color-sand);
  background-color: var(--color-bg-elevated);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-body blockquote p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-text-primary);
  margin-bottom: 0;
}

.article-body code {
  font-size: 0.9em;
  padding: var(--space-1) var(--space-2);
  background-color: var(--color-bg-deep);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-sand);
}

.article-body pre {
  margin-bottom: var(--space-6);
  padding: var(--space-5);
  background-color: var(--color-bg-deep);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.article-body pre code {
  font-size: var(--text-sm);
  padding: 0;
  background-color: transparent;
  border: none;
  color: var(--color-text-secondary);
}

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: var(--space-6) 0;
}

/* Article Tags */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.article-tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-sand);
  background-color: var(--color-sand-dim);
  border: 1px solid rgba(212, 165, 116, 0.15);
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast);
}

.article-tag:hover {
  background-color: rgba(212, 165, 116, 0.2);
}

/* Related Post */
.article-related {
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.article-related__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.article-related__card {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.article-related__card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.article-related__image {
  width: 200px;
  height: 120px;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.article-related__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  justify-content: center;
}

.article-related__category {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-sand);
}

.article-related__heading {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
}

.article-related__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* Author Box */
.article-author {
  margin-top: var(--space-10);
  padding: var(--space-8);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  gap: var(--space-5);
  align-items: center;
}

.article-author__avatar {
  width: 64px;
  height: 64px;
  min-width: 64px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.article-author__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.article-author__bio {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* CTA after article */
.article-cta {
  margin-top: var(--space-12);
  padding: var(--space-8);
  background: linear-gradient(135deg, rgba(212, 165, 116, 0.06) 0%, rgba(91, 155, 122, 0.06) 100%);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-xl);
  text-align: center;
}

.article-cta__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-sand);
  margin-bottom: var(--space-3);
}

.article-cta__text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .article-hero__title {
    font-size: 2rem;
  }

  .article-body {
    font-size: var(--text-base);
  }

  .article-body h2 {
    font-size: var(--text-xl);
  }

  .article-body blockquote {
    padding: var(--space-4) var(--space-5);
  }

  .article-author {
    flex-direction: column;
    text-align: center;
  }

  .article-related__card {
    flex-direction: column;
    gap: var(--space-3);
  }

  .article-related__image {
    width: 100%;
    height: 160px;
  }
}

/* =================================================
   AI CONTENT: PROMPT BOX & BADGE
   ================================================= */

/* Badge "100% gerado por IA" — inline in hero */
.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-ai);
  background-color: var(--color-ai-dim);
  border: 1px solid rgba(139, 124, 246, 0.25);
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
}

.ai-badge svg {
  width: 12px;
  height: 12px;
}

/* AI category color override for hero */
.article-hero__category--ai {
  color: var(--color-ai);
  background-color: var(--color-ai-dim);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.article-hero__category--ai svg {
  width: 14px;
  height: 14px;
}

/* Prompt box — displayed before article content */
.ai-prompt-box {
  max-width: 720px;
  margin: 0 auto var(--space-10);
  padding: var(--space-6) var(--space-8);
  background-color: var(--color-ai-dim);
  border: 1px solid var(--color-ai-dim);
  border-left: 4px solid var(--color-ai);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.ai-prompt-box__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-ai);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}

.ai-prompt-box__header svg {
  width: 16px;
  height: 16px;
}

.ai-prompt-box__intro {
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-5);
}

.ai-prompt-box__label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.ai-prompt-box__prompt {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-5);
  padding-left: var(--space-4);
  border-left: 2px solid rgba(139, 124, 246, 0.25);
}

.ai-prompt-box__platform {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

.ai-prompt-box__platform svg {
  width: 14px;
  height: 14px;
  color: var(--color-ai);
}

@media (max-width: 768px) {
  .ai-prompt-box {
    padding: var(--space-4) var(--space-5);
    margin-bottom: var(--space-8);
  }
}

/* =================================================
   SPARKLE TOOLTIPS (curiosity annotations)
   ================================================= */

.spark {
  position: relative;
  display: inline;
  border-bottom: 1.5px dashed var(--color-accent);
  cursor: help;
  transition: color var(--transition-fast);
}

.spark::after {
  content: '✦';
  font-size: 0.6em;
  vertical-align: super;
  margin-left: 1px;
  color: var(--color-accent);
  transition: transform 0.3s;
}

.spark:hover::after {
  transform: scale(1.3) rotate(15deg);
}

.spark__bubble {
  display: none;
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  width: 280px;
  padding: 16px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  z-index: 10;
}

.spark__bubble::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: var(--color-surface);
}

.spark__bubble strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.spark__close {
  display: none;
}

/* Desktop: hover to show */
@media (hover: hover) {
  .spark:hover .spark__bubble {
    display: block;
    animation: sparkBubbleIn 0.25s ease-out;
  }
}

/* Mobile: click to show, with close button */
@media (hover: none) {
  .spark {
    cursor: pointer;
  }

  .spark__bubble.active {
    display: block;
    animation: sparkBubbleIn 0.25s ease-out;
  }

  .spark__close {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 8px;
    right: 8px;
    width: 22px;
    height: 22px;
    border: none;
    background: var(--color-border);
    color: var(--color-text-light);
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    cursor: pointer;
    line-height: 1;
    transition: background-color var(--transition-fast);
  }

  .spark__close:hover {
    background: var(--color-text-light);
    color: var(--color-surface);
  }

  .spark__bubble {
    left: 0;
    transform: translateX(0);
    width: 260px;
  }

  .spark__bubble::after {
    left: 24px;
    transform: none;
  }
}

@keyframes sparkBubbleIn {
  from { opacity: 0; transform: translateX(-50%) translateY(6px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@media (hover: none) {
  @keyframes sparkBubbleIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
  }
}

/* =================================================
   AUDIO PLAYER (sticky bottom bar)
   ================================================= */

/* "Ouvir artigo" button in hero */
.article-listen-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-inverse);
  background-color: var(--color-ai);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(139, 124, 246, 0.3);
}

.article-listen-btn:hover {
  background-color: var(--color-ai-light);
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(139, 124, 246, 0.4);
}

.article-listen-btn svg {
  width: 16px;
  height: 16px;
}

/* Sticky bottom bar */
.audio-player {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: var(--color-audio-player-bg);
  border-top: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  animation: audioPlayerSlideUp 0.3s ease-out;
}

@keyframes audioPlayerSlideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.audio-player__inner {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.audio-player__controls {
  flex: 1;
  min-width: 0;
}

.audio-player__close {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  background: var(--color-border);
  color: var(--color-text-light);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.audio-player__close:hover {
  background: var(--color-text-light);
  color: var(--color-surface);
}

.audio-player__close svg {
  width: 16px;
  height: 16px;
}

/* Plyr overrides */
.audio-player .plyr {
  --plyr-color-main: var(--color-ai);
  --plyr-audio-controls-background: transparent;
  --plyr-audio-control-color: var(--color-text-primary);
  --plyr-audio-control-color-hover: var(--color-ai);
  --plyr-range-fill-background: var(--color-ai);
  --plyr-font-family: var(--font-body);
  --plyr-font-size-small: 0.75rem;
  --plyr-control-spacing: 8px;
  min-width: 0;
}

.audio-player .plyr__controls {
  padding: 0;
}

.audio-player .plyr__control:hover {
  background: var(--color-ai-dim);
}

/* Body padding when player is visible */
.has-audio-player {
  padding-bottom: 80px;
}

@media (max-width: 768px) {
  .audio-player__inner {
    padding: var(--space-2) var(--space-3);
    gap: var(--space-2);
  }
}