/* ============================================
   Web Component Gallery
   Electric Violet dark theme
   ============================================ */

:root {
  --bg-primary: #0F0A1E;
  --bg-secondary: #150F2A;
  --bg-tertiary: #1A1332;
  --bg-card: rgba(26, 19, 50, 0.85);
  --border: rgba(139, 92, 246, 0.12);
  --border-hover: rgba(139, 92, 246, 0.3);
  --text-primary: #F0EDF7;
  --text-secondary: #9B8FC0;
  --text-muted: #6B5F8A;
  --primary: #8B5CF6;
  --primary-dim: rgba(139, 92, 246, 0.12);
  --primary-glow: rgba(139, 92, 246, 0.3);
  --secondary: #A78BFA;
  --accent: #34D399;
  --accent-dim: rgba(52, 211, 153, 0.12);
  --red: #EF4444;
  --yellow: #FBBF24;
  --blue: #60A5FA;
  --radius: 12px;
  --radius-sm: 8px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.app {
  max-width: 1320px;
  margin: 0 auto;
  padding: 24px 20px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

.header-top {
  display: flex; align-items: center;
  justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  margin-bottom: 20px;
}

.logo { display: flex; align-items: center; gap: 14px; }

.logo-icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary-dim);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1.3rem;
}

.logo h1 {
  font-size: 1.4rem; font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tagline { font-size: 0.82rem; color: var(--text-secondary); margin-top: 2px; }

/* Search */
.search-bar {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 16px;
  min-width: 260px;
  transition: border-color var(--transition);
}

.search-bar:focus-within { border-color: var(--primary); }

.search-icon { color: var(--text-muted); flex-shrink: 0; }

.search-input {
  flex: 1;
  font-family: var(--font);
  font-size: 0.85rem;
  padding: 8px 0;
  background: transparent;
  border: none; color: var(--text-primary);
  outline: none;
}

.search-input::placeholder { color: var(--text-muted); }

/* Filter Bar */
.filter-bar {
  display: flex; gap: 6px; flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font);
  font-size: 0.78rem; font-weight: 500;
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}

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

.filter-btn.active {
  background: var(--primary-dim);
  border-color: var(--primary);
  color: var(--primary);
}

/* Component Grid */
.component-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  flex: 1;
}

/* Component Card */
.component-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition);
}

.component-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(139, 92, 246, 0.1);
}

.card-demo {
  padding: 24px;
  min-height: 100px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
}

.card-info { padding: 14px 18px; }

.card-name {
  font-size: 0.9rem; font-weight: 600;
  margin-bottom: 4px;
}

.card-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}

.card-tags {
  display: flex; gap: 6px;
  margin-top: 8px;
}

.card-tag {
  font-size: 0.62rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: 100px;
  background: var(--primary-dim);
  color: var(--secondary);
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 20px;
  color: var(--text-muted);
}

.empty-state p { font-size: 1rem; }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 100; padding: 20px;
  backdrop-filter: blur(4px);
}

.modal-overlay.hidden { display: none; }

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  max-width: 720px; width: 100%;
  max-height: 85vh; overflow-y: auto;
}

.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 20px;
}

.modal-title { font-size: 1.1rem; font-weight: 700; }

.modal-close {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.modal-close:hover { color: var(--text-primary); border-color: var(--border-hover); }

.modal-body { display: flex; flex-direction: column; gap: 20px; }

.modal-demo {
  padding: 32px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  min-height: 120px;
}

.modal-customize {
  display: flex; flex-direction: column; gap: 10px;
}

/* Code Section */
.modal-code-section { position: relative; }

.code-tabs {
  display: flex; gap: 4px;
  margin-bottom: 8px;
}

.code-tab {
  font-family: var(--font);
  font-size: 0.72rem; font-weight: 600;
  padding: 4px 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.code-tab:hover { color: var(--text-secondary); }

.code-tab.active {
  background: var(--primary-dim);
  border-color: var(--primary);
  color: var(--primary);
}

.code-block {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow-x: auto;
}

.code-block pre {
  padding: 16px;
  margin: 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--accent);
}

.copy-btn {
  position: absolute; top: 0; right: 0;
  font-family: var(--font);
  font-size: 0.72rem; font-weight: 500;
  padding: 4px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}

.copy-btn:hover { color: var(--text-primary); border-color: var(--border-hover); }

/* Footer */
.footer {
  margin-top: 48px; padding: 24px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer p { font-size: 0.75rem; color: var(--text-muted); }

/* Demo Component Styles */
.demo-btn {
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  border: none;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}

.demo-btn-primary { background: var(--primary); color: #fff; }
.demo-btn-primary:hover { box-shadow: 0 0 20px var(--primary-glow); }

.demo-btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.demo-btn-outline:hover { background: var(--primary-dim); }

.demo-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.72rem; font-weight: 600;
}

.demo-badge-green { background: var(--accent-dim); color: var(--accent); }
.demo-badge-purple { background: var(--primary-dim); color: var(--primary); }
.demo-badge-red { background: rgba(239, 68, 68, 0.12); color: var(--red); }

.demo-input {
  font-family: var(--font);
  font-size: 0.85rem;
  padding: 10px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  outline: none;
  width: 200px;
  transition: border-color var(--transition);
}

.demo-input:focus { border-color: var(--primary); }

.demo-toggle {
  width: 48px; height: 26px;
  background: var(--bg-tertiary);
  border: 2px solid var(--border);
  border-radius: 100px;
  cursor: pointer;
  position: relative;
  transition: all var(--transition);
}

.demo-toggle.active { background: var(--primary); border-color: var(--primary); }

.demo-toggle::after {
  content: '';
  width: 18px; height: 18px;
  background: #fff;
  border-radius: 50%;
  position: absolute;
  top: 2px; left: 2px;
  transition: transform var(--transition);
}

.demo-toggle.active::after { transform: translateX(22px); }

.demo-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 0.85rem;
}

.demo-card-inner {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  width: 200px;
}

.demo-card-inner h4 { font-size: 0.85rem; margin-bottom: 4px; }
.demo-card-inner p { font-size: 0.72rem; color: var(--text-secondary); }

.demo-progress-bar {
  width: 200px; height: 8px;
  background: var(--bg-tertiary);
  border-radius: 100px;
  overflow: hidden;
}

.demo-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 100px;
  transition: width 0.5s ease;
}

.demo-tooltip-wrap { position: relative; display: inline-block; }

.demo-tooltip-text {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.demo-tooltip-wrap:hover .demo-tooltip-text { opacity: 1; }

.demo-tabs {
  display: flex; gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.demo-tab-btn {
  padding: 8px 16px;
  font-family: var(--font);
  font-size: 0.78rem; font-weight: 500;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.demo-tab-btn.active { background: var(--primary); color: #fff; }

.demo-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.demo-chip-close {
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s;
}

.demo-chip-close:hover { opacity: 1; }

.demo-skeleton {
  width: 200px;
  display: flex; flex-direction: column; gap: 8px;
}

.demo-skeleton-line {
  height: 12px;
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, rgba(139, 92, 246, 0.08) 50%, var(--bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: 6px;
}

.demo-skeleton-line:nth-child(2) { width: 70%; }
.demo-skeleton-line:nth-child(3) { width: 85%; }

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.demo-accordion {
  width: 240px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.demo-accordion-item { border-bottom: 1px solid var(--border); }
.demo-accordion-item:last-child { border-bottom: none; }

.demo-accordion-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px;
  font-size: 0.8rem; font-weight: 500;
  cursor: pointer;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  transition: background var(--transition);
}

.demo-accordion-header:hover { background: rgba(139, 92, 246, 0.08); }

.demo-accordion-body {
  padding: 10px 14px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  display: none;
}

.demo-accordion-item.open .demo-accordion-body { display: block; }

.demo-rating {
  display: flex; gap: 4px;
  font-size: 1.2rem;
  cursor: pointer;
}

.demo-star { opacity: 0.3; transition: opacity 0.15s; }
.demo-star.filled { opacity: 1; color: var(--yellow); }

.demo-breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.demo-breadcrumb a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}

.demo-breadcrumb a:hover { color: var(--secondary); }

.demo-breadcrumb-sep { color: var(--text-muted); }

.demo-spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--bg-tertiary);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.demo-divider {
  width: 200px;
  display: flex; align-items: center; gap: 12px;
  color: var(--text-muted);
  font-size: 0.72rem;
}

.demo-divider::before, .demo-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.demo-kbd {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--mono);
  font-size: 0.72rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-secondary);
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(139, 92, 246, 0.15); border-radius: 100px; }

/* Responsive */
@media (max-width: 700px) {
  .component-grid { grid-template-columns: 1fr; }
  .header-top { flex-direction: column; align-items: stretch; }
  .search-bar { min-width: auto; }
}