:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a25;
  --bg-input: #22222f;
  --border: #2a2a3a;
  --text-primary: #e8e8f0;
  --text-secondary: #9090a8;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-dim: rgba(99, 102, 241, 0.15);
  --success: #22c55e;
  --error: #ef4444;
  --radius: 8px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* Header */
.header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.header-brand img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.header-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.header-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.header-nav a:hover,
.header-nav a.active {
  color: var(--text-primary);
}

/* Container */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem;
}

/* Disclaimer Banner */
.disclaimer-banner {
  background: rgba(239, 68, 68, 0.08);
  border-bottom: 1px solid rgba(239, 68, 68, 0.25);
  color: var(--text-secondary);
  font-size: 0.8rem;
  text-align: center;
  padding: 0.6rem 2rem;
  line-height: 1.5;
}

.disclaimer-banner strong {
  color: var(--text-primary);
}

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

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: white;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

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

.btn-danger {
  background: var(--error);
  color: white;
}

.btn-danger:hover {
  opacity: 0.9;
}

.btn-sm {
  padding: 0.4rem 0.9rem;
  font-size: 0.8rem;
}

/* Registry Banner */
.registry-banner {
  background: var(--accent-dim);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
}

.registry-banner h3 {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.registry-url {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.registry-url code {
  background: var(--bg-primary);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 0.9rem;
  flex: 1;
  color: var(--accent-hover);
}

.registry-url button {
  white-space: nowrap;
}

/* Package Grid */
.package-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
}

.package-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color 0.2s;
  display: flex;
  gap: 1rem;
  cursor: pointer;
}

.package-card:hover {
  border-color: var(--accent);
}

.package-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--bg-input);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  overflow: hidden;
}

.package-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
}

.package-info {
  flex: 1;
  min-width: 0;
}

.package-info h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.package-info .description {
  color: var(--text-secondary);
  font-size: 0.85rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.package-info .meta {
  margin-top: 0.5rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  background: var(--bg-input);
  color: var(--text-secondary);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
}

/* Category Filter */
.category-filter {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.category-filter button {
  padding: 0.35rem 0.9rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}

.category-filter button:hover,
.category-filter button.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* Package Detail */
.package-detail {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2rem;
}

.package-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.package-header .package-icon {
  width: 72px;
  height: 72px;
}

.package-header h1 {
  font-size: 1.75rem;
}

.package-header .short-desc {
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.package-body h2 {
  font-size: 1.1rem;
  margin: 1.5rem 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.package-body p {
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.package-sidebar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  height: fit-content;
  position: sticky;
  top: 5rem;
}

.sidebar-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.sidebar-row:last-child { border-bottom: none; }
.sidebar-label { color: var(--text-secondary); }

.sidebar-links {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar-links a {
  font-size: 0.85rem;
}

/* Version List */
.version-list {
  list-style: none;
}

.version-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.version-list .version-tag {
  font-weight: 600;
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 0.9rem;
}

.version-list .version-date {
  color: var(--text-secondary);
  font-size: 0.8rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.6rem 0.8rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

/* Admin Table */
.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th,
.admin-table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.admin-table th {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.admin-table tr:hover td {
  background: var(--bg-input);
}

/* Alerts */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.alert-success {
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid var(--success);
  color: var(--success);
}

.alert-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid var(--error);
  color: var(--error);
}

/* Footer */
.footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  margin-top: 4rem;
}

/* Loading */
.loading {
  text-align: center;
  padding: 3rem;
  color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
  .container { padding: 1rem; }
  .hero { padding: 2rem 1rem; }
  .hero h1 { font-size: 1.75rem; }
  .package-grid { grid-template-columns: 1fr; }
  .package-detail { grid-template-columns: 1fr; }
  .package-sidebar { position: static; }
  .header { padding: 1rem; }
  .header-nav { gap: 1rem; }
}