/* Writeup Gallery Styles */
.writeup-gallery-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.gallery-header {
  text-align: center;
  margin-bottom: 3rem;
}

.gallery-header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.gallery-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Grid Layout */
.writeup-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (max-width: 768px) {
  .writeup-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
  }
}

/* Writeup Card */
.writeup-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  text-decoration: none;
  transition: all 0.3s ease;
  display: block;
  height: 100%;
  min-height: 280px;
}

.writeup-card:hover {
  transform: translateY(-4px);
  border-color: var(--text-link);
  box-shadow: 0 4px 12px rgba(88, 166, 255, 0.15);
  text-decoration: none;
}

.card-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
}

/* Card Icon */
.card-icon {
  width: 120px;
  height: 120px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background-color: var(--bg-tertiary);
  padding: 1rem;
}

.card-icon img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 4px;
}

/* Card Title */
.card-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0.5rem 0;
  line-height: 1.3;
}

/* Card Meta */
.card-meta {
  display: flex;
  gap: 0.5rem;
  margin: 0.75rem 0;
  flex-wrap: wrap;
  justify-content: center;
}

/* Difficulty Badges */
.difficulty-badge {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.difficulty-easy {
  background-color: rgba(40, 167, 69, 0.2);
  color: #28a745;
  border: 1px solid #28a745;
}

.difficulty-medium {
  background-color: rgba(253, 126, 20, 0.2);
  color: #fd7e14;
  border: 1px solid #fd7e14;
}

.difficulty-hard {
  background-color: rgba(220, 53, 69, 0.2);
  color: #dc3545;
  border: 1px solid #dc3545;
}

.difficulty-insane {
  background: linear-gradient(135deg, rgba(192, 192, 192, 0.25), rgba(169, 169, 169, 0.25));
  color: #c0c0c0;
  border: 1px solid #a9a9a9;
  box-shadow: 0 0 8px rgba(192, 192, 192, 0.3);
  text-shadow: 0 0 4px rgba(192, 192, 192, 0.5);
}

/* Platform Badges */
.platform-badge {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 500;
}

.platform-hackthebox {
  background-color: rgba(159, 239, 0, 0.15);
  color: #9fef00;
  border: 1px solid #9fef00;
}

.platform-tryhackme {
  background-color: rgba(33, 44, 66, 0.4);
  color: #88cc14;
  border: 1px solid #88cc14;
}

.platform-pwnable {
  background-color: rgba(88, 166, 255, 0.15);
  color: #58a6ff;
  border: 1px solid #58a6ff;
}

.platform-picoctf {
  background-color: rgba(255, 123, 114, 0.15);
  color: #ff7b72;
  border: 1px solid #ff7b72;
}

/* Card Tags */
.card-tags {
  display: flex;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.tag-small {
  background-color: var(--bg-tertiary);
  padding: 3px 8px;
  border-radius: 8px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

/* Individual Writeup Page */
.writeup-page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  color: var(--text-link);
  font-weight: 500;
  transition: color 0.2s ease;
}

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

.writeup-header {
  margin-bottom: 2rem;
}

.writeup-meta {
  text-align: center;
  padding: 2rem;
  background-color: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.box-icon-large {
  width: 150px;
  height: 150px;
  object-fit: contain;
  margin: 0 auto 1.5rem;
  display: block;
  padding: 1rem;
  background-color: var(--bg-tertiary);
  border-radius: 8px;
}

.writeup-title {
  font-size: 2.5rem;
  margin: 1rem 0;
  color: var(--text-primary);
}

.writeup-info {
  display: flex;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  margin: 1rem 0;
  flex-wrap: wrap;
}

.date-badge {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.85rem;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.writeup-tags {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.writeup-tags .tag {
  background-color: var(--bg-tertiary);
  padding: 6px 14px;
  border-radius: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

/* PDF Container */
.pdf-container {
  position: relative;
  width: 100%;
  height: calc(100vh - 300px);
  min-height: 800px;
  background-color: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.pdf-container embed {
  display: block;
  border: none;
}

.pdf-fallback {
  display: none;
  text-align: center;
  padding: 3rem;
}

.pdf-container embed:invalid + .pdf-fallback {
  display: block;
}

.download-link {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.75rem 1.5rem;
  background-color: var(--text-link);
  color: #ffffff;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.download-link:hover {
  background-color: var(--text-link-hover);
  color: #ffffff;
}

@media (max-width: 768px) {
  .writeup-title {
    font-size: 2rem;
  }
  
  .box-icon-large {
    width: 120px;
    height: 120px;
  }
  
  .pdf-container {
    height: calc(100vh - 400px);
    min-height: 600px;
  }
}