/* WRITING BLOG PAGE STYLES */

/* --- LAYOUTS --- */
.writing-container {
  max-width: 800px;
  margin: 40px auto;
  opacity: 0;
  animation: fadeIn 0.4s ease forwards;
}

.writing-header {
  margin-bottom: 40px;
}

.writing-header h1 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 12px;
  font-weight: 500;
}

.writing-header p {
  font-family: 'Inter', sans-serif;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

/* --- ARTICLES LIST VIEW --- */
.articles-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.article-card {
  background: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.article-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.article-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.badge {
  background: rgba(136, 192, 208, 0.1);
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid rgba(136, 192, 208, 0.25);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.article-card h2 {
  font-family: 'Outfit', 'Inter', sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.3;
  transition: color 0.2s ease;
}

.article-card:hover h2 {
  color: var(--accent);
}

.article-card-desc {
  font-family: 'Inter', sans-serif;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

.article-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 16px;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.read-more-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
}


/* --- ARTICLE DETAIL VIEW --- */
.article-detail-container {
  display: flex;
  position: relative;
  gap: 40px;
  max-width: 1100px;
  margin: 40px auto;
  opacity: 0;
  animation: fadeIn 0.4s ease forwards;
}

.article-detail-main {
  flex: 1;
  max-width: 800px;
  min-width: 0;
}

/* Back Link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  margin-bottom: 24px;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: var(--accent);
}

/* Article Meta Header */
.detail-header {
  margin-bottom: 32px;
}

.detail-header h1 {
  font-family: 'Outfit', 'Inter', sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 20px;
  color: var(--text);
}

.detail-meta-row {
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
}

.detail-meta-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.detail-meta-text .pub-badge {
  align-self: flex-start;
}

/* Cover Image */
.article-cover {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 40px;
  border: 1px solid var(--border-color);
  display: block;
}

/* Typography & Elements */
.article-content {
  font-family: 'Inter', sans-serif;
  font-size: 18px;
  line-height: 1.8;
  color: #e5e9f0;
}

.article-content h1, 
.article-content h2, 
.article-content h3, 
.article-content h4 {
  font-family: 'Outfit', 'Inter', sans-serif;
  color: var(--text);
  margin-top: 1.8em;
  margin-bottom: 0.6em;
  font-weight: 600;
  line-height: 1.3;
  scroll-margin-top: 40px; /* Offset for smooth scroll positioning */
}

.article-content h1 { font-size: 1.8rem; }
.article-content h2 { font-size: 1.5rem; }
.article-content h3 { font-size: 1.25rem; }

.article-content p {
  margin-bottom: 1.5em;
}

.article-content img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  border: 1px solid var(--border-color);
}

.article-content figure {
  margin: 2em 0;
}

.article-content figcaption,
.article-content img + em {
  display: block;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
  font-style: italic;
}

.article-content a {
  color: var(--accent);
  text-decoration: underline;
  transition: color 0.15s ease;
}

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

.article-content ul, 
.article-content ol {
  margin-bottom: 1.5em;
  padding-left: 1.8em;
}

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

.article-content code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  color: #88c0d0;
}

.article-content pre {
  background: #1e222a;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  overflow-x: auto;
  margin-bottom: 1.8em;
}

.article-content pre code {
  background: transparent;
  padding: 0;
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.5;
}

.article-content blockquote {
  border-left: 4px solid var(--accent);
  background: rgba(136, 192, 208, 0.05);
  margin: 2em 0;
  padding: 16px 24px;
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--text-muted);
}

.article-content blockquote p {
  margin-bottom: 0;
}

.article-content hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 2.5em 0;
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 2em;
  font-size: 0.95rem;
}

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

.article-content th {
  background: rgba(255, 255, 255, 0.03);
  font-weight: 600;
  color: var(--text);
}

.article-content tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.01);
}

/* --- TABLE OF CONTENTS (DESKTOP) --- */
.toc-sidebar {
  width: 250px;
  position: sticky;
  top: 40px;
  height: fit-content;
  max-height: calc(100vh - 80px);
  overflow-y: auto;
  padding-left: 20px;
  border-left: 1px solid var(--border-color);
}

.toc-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 600;
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toc-item a {
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s ease, padding-left 0.15s ease;
  display: block;
  line-height: 1.4;
}

.toc-item.h2 {
  padding-left: 0;
}

.toc-item.h3 {
  padding-left: 16px;
  font-size: 0.82rem;
}

.toc-item a:hover,
.toc-item.active a {
  color: var(--accent);
  padding-left: 4px;
}

.toc-item.active a {
  font-weight: 500;
}

/* --- BOTTOM OF ARTICLE --- */
.article-footer {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}

.article-footer-note {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.article-footer-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.btn-prism {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--accent);
  background: rgba(136, 192, 208, 0.07);
  border: 1px solid rgba(136, 192, 208, 0.3);
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.btn-prism:hover {
  background: rgba(136, 192, 208, 0.15);
  border-color: var(--accent);
}

.btn-secondary {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

/* --- STICKY PROGRESS BAR --- */
.progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  z-index: 1000;
}

.progress-bar {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.1s ease;
}


/* --- ANIMATIONS --- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1150px) {
  .toc-sidebar {
    display: none;
  }
  .article-detail-container {
    max-width: 800px;
  }
}

@media (max-width: 768px) {
  .writing-container, 
  .article-detail-container {
    margin: 20px auto;
  }
  .detail-header h1 {
    font-size: 1.8rem;
  }
  .article-content {
    font-size: 16px;
    line-height: 1.7;
  }
  .article-content h1 { font-size: 1.5rem; }
  .article-content h2 { font-size: 1.3rem; }
  .article-content h3 { font-size: 1.15rem; }
  .article-cover {
    max-height: 250px;
  }
}