.ykt-container { max-width: 1200px; margin: 0 auto; padding: 20px; font-family: system-ui, -apple-system, sans-serif; }
.ykt-header { text-align: center; margin-bottom: 30px; }
.ykt-controls { display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.ykt-controls input { flex: 1; min-width: 200px; padding: 12px; border: 1px solid #ddd; border-radius: 6px; font-size: 14px; }
.ykt-controls select { padding: 12px; border: 1px solid #ddd; border-radius: 6px; }
.ykt-controls button { padding: 12px 24px; background: #007bff; color: white; border: none; border-radius: 6px; cursor: pointer; font-weight: 500; }
.ykt-controls button:hover { background: #0056b3; }
.ykt-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.ykt-card { background: white; border-radius: 8px; padding: 15px; box-shadow: 0 2px 6px rgba(0,0,0,0.1); }
.ykt-card h3 { margin-top: 0; color: #333; }
.ykt-card table { width: 100%; border-collapse: collapse; }
.ykt-card th, .ykt-card td { padding: 8px; text-align: left; border-bottom: 1px solid #eee; }
.ykt-card th { background: #007bff; color: white; }
.ykt-card td:last-child { text-align: right; color: #666; }
#ykt-status { text-align: center; margin: 15px 0; font-style: italic; }