/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0d1117;
  --bg-card: #161b22;
  --bg-card-hover: #1c2333;
  --bg-surface: #1c2128;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --green: #3fb950;
  --purple: #bc8cff;
  --orange: #f0883e;
  --radius: 8px;
  --container: 1100px;
}

html { font-size: 16px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; height: auto; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* === Header === */
.site-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}
.logo:hover { color: var(--text); }
.logo-icon { font-size: 1.5rem; }
.logo-accent { color: var(--accent); }

nav { display: flex; gap: 1.5rem; }
nav a { color: var(--text-muted); font-weight: 500; }
nav a:hover { color: var(--text); }

/* === Hero === */
.hero {
  text-align: center;
  padding: 4rem 0 2rem;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
}

/* === Filter Bar === */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  padding: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.filter-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.version-label { margin-left: 1rem; }

.filter-btn {
  background: var(--bg-card);
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-btn:hover {
  border-color: var(--accent);
  color: var(--text);
}

.filter-btn.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 600;
}

/* === Add-on Grid === */
.addon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.addon-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  color: var(--text);
}

.addon-card:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  color: var(--text);
}

.addon-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
}

.addon-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.addon-thumb-placeholder {
  font-size: 3rem;
  opacity: 0.3;
}

.addon-info { padding: 1rem 1.25rem; flex: 1; display: flex; flex-direction: column; }
.addon-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.35rem; }
.addon-desc { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.75rem; flex: 1; }

.addon-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.addon-author { font-size: 0.8rem; color: var(--text-muted); }
.addon-badges { display: flex; gap: 0.35rem; flex-wrap: wrap; }

.addon-tags { display: flex; gap: 0.35rem; flex-wrap: wrap; }

/* === Badges === */
.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-version {
  background: rgba(63, 185, 80, 0.15);
  color: var(--green);
  border: 1px solid rgba(63, 185, 80, 0.3);
}

.badge-tag {
  background: rgba(88, 166, 255, 0.1);
  color: var(--accent);
  border: 1px solid rgba(88, 166, 255, 0.2);
}

/* === Add-on Detail === */
.addon-detail { padding: 2rem 0 4rem; }

.back-link {
  display: inline-block;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}
.back-link:hover { color: var(--accent); }

.addon-header { margin-bottom: 2rem; }
.addon-header h1 { font-size: 2rem; font-weight: 700; margin-bottom: 0.5rem; }

.addon-header-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.addon-header .addon-badges { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* === Gallery === */
.addon-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
}

.gallery-item img { width: 100%; display: block; transition: transform 0.2s ease; }
.gallery-item:hover img { transform: scale(1.03); }

/* === Lightbox === */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.lightbox.active { display: flex; }

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: var(--radius);
}

/* === Download Button === */
.addon-download { margin-bottom: 2rem; }

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.15s ease;
}

.btn-download {
  background: var(--green);
  color: var(--bg);
}

.btn-download:hover {
  background: #4cc764;
  color: var(--bg);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(63, 185, 80, 0.3);
}

/* === Content (markdown body) === */
.addon-content {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  line-height: 1.8;
}

.addon-content h2 { font-size: 1.4rem; margin: 1.5rem 0 0.75rem; color: var(--text); }
.addon-content h3 { font-size: 1.15rem; margin: 1.25rem 0 0.5rem; color: var(--text); }
.addon-content p { margin-bottom: 1rem; color: var(--text-muted); }
.addon-content ul, .addon-content ol { margin: 0 0 1rem 1.5rem; color: var(--text-muted); }
.addon-content li { margin-bottom: 0.35rem; }

.addon-content code {
  background: rgba(110, 118, 129, 0.2);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85em;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
}

.addon-content pre {
  background: #0d1117 !important;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  overflow-x: auto;
  margin-bottom: 1rem;
}

.addon-content pre code {
  background: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

.addon-content blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  margin: 1rem 0;
  color: var(--text-muted);
  font-style: italic;
}

/* === Tag Cloud === */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text);
  font-weight: 500;
  transition: all 0.15s ease;
}

.tag-pill:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  color: var(--accent);
}

.tag-count {
  background: rgba(88, 166, 255, 0.15);
  color: var(--accent);
  font-size: 0.75rem;
  padding: 0.1rem 0.5rem;
  border-radius: 10px;
  font-weight: 600;
}

/* === Section === */
.section { padding: 2rem 0 4rem; }
.section h1 { font-size: 2rem; font-weight: 700; margin-bottom: 1.5rem; }

/* === Footer === */
.site-footer {
  margin-top: auto;
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* === Empty State === */
.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 4rem 0;
  font-size: 1.1rem;
}

/* === Responsive === */
@media (max-width: 640px) {
  .hero h1 { font-size: 1.8rem; }
  .addon-grid { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; align-items: flex-start; }
  .version-label { margin-left: 0; }
  .addon-header h1 { font-size: 1.5rem; }
}