:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-card-hover: #22263a;
  --border: #2a2e3f;
  --text: #e4e6ef;
  --text-muted: #8b8fa3;
  --accent: #6c63ff;
  --accent-hover: #7f78ff;
  --green: #4caf50;
  --red: #ef5350;
  --orange: #ff9800;
  --radius: 12px;
}

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

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

.header {
  background: linear-gradient(135deg, #1a1d27 0%, #0f1117 100%);
  border-bottom: 1px solid var(--border);
  padding: 24px 32px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #6c63ff, #b388ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 200px;
  max-width: 400px;
  padding: 10px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.search-box:focus { border-color: var(--accent); }

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

.filter-tag {
  padding: 6px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.filter-tag:hover { border-color: var(--accent); color: var(--text); }
.filter-tag.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.stats {
  color: var(--text-muted);
  font-size: 13px;
  margin-left: auto;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 32px;
}

.category-section {
  margin-bottom: 36px;
}

.category-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.category-count {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 400;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(108, 99, 255, 0.1);
}

.card-name {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
}

.card-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  flex: 1;
}

.card-meta {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.tag {
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 500;
}

.tag-streamlit { background: #ff4b4b20; color: #ff6b6b; }
.tag-python_script { background: #3776ab20; color: #5a9fd4; }
.tag-nextjs { background: #00000030; color: #999; }
.tag-skill { background: #ff980020; color: #ffb74d; }
.tag-adk_agent { background: #4285f420; color: #66a3ff; }
.tag-openai_sdk_agent { background: #10a37f20; color: #3dc9a0; }

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-left: auto;
}

.status-dot.running { background: var(--green); box-shadow: 0 0 6px var(--green); }
.status-dot.stopped { background: var(--text-muted); }

.detail-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 32px;
}

.detail-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.back-btn {
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.2s;
}

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

.detail-title {
  font-size: 28px;
  font-weight: 700;
}

.detail-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.info-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.info-value {
  font-size: 15px;
  font-weight: 500;
}

.action-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.btn {
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-launch {
  background: var(--accent);
  color: #fff;
}

.btn-launch:hover { background: var(--accent-hover); }
.btn-launch:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-stop {
  background: var(--red);
  color: #fff;
}

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

.iframe-container {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  min-height: 600px;
  position: relative;
}

.iframe-container iframe {
  width: 100%;
  height: 80vh;
  border: none;
}

.placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  color: var(--text-muted);
  gap: 16px;
}

.placeholder-icon {
  font-size: 48px;
}

.cmd-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 13px;
  color: var(--green);
  margin-top: 12px;
  word-break: break-all;
}

@media (max-width: 768px) {
  .header { padding: 16px; }
  .container { padding: 16px; }
  .detail-page { padding: 16px; }
  .detail-info { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .search-box { max-width: 100%; }
  .stats { margin-left: 0; }
}