.bmc-yaml{--yuc-bg:#fff;--yuc-bg-muted:#f1f5f9;--yuc-border:#e2e8f0;--yuc-text:#0f172a;--yuc-text-muted:#64748b;--yuc-primary:#0369a1;--yuc-primary-hover:#0284c7;--yuc-ok:#0d9488;--yuc-ok-bg:#ccfbf1;--yuc-err:#b91c1c;--yuc-err-bg:#fee2e2;--yuc-radius:10px;--yuc-radius-sm:6px;--yuc-touch:44px;}
.yuc{background:var(--yuc-bg);border:1px solid var(--yuc-border);border-radius:var(--yuc-radius);overflow:hidden;margin-bottom:2rem;}
.yuc-formats-wrap{padding:16px;border-bottom:1px solid var(--yuc-border);background:var(--yuc-bg-muted);}
.yuc-formats-label{display:block;font-size:0.75rem;font-weight:600;letter-spacing:0.04em;color:var(--yuc-text-muted);margin-bottom:10px;}
.yuc-formats{display:flex;flex-wrap:nowrap;gap:8px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch;scrollbar-width:thin;}
.yuc-formats::-webkit-scrollbar{height:6px;}
.yuc-formats::-webkit-scrollbar-thumb{background:var(--yuc-border);border-radius:3px;}
.yuc-format-pill{flex:0 0 auto;min-height:var(--yuc-touch);padding:0 16px;font-size:0.875rem;font-weight:500;line-height:1.3;color:var(--yuc-text-muted);background:var(--yuc-bg);border:1px solid var(--yuc-border);border-radius:9999px;cursor:pointer;transition:background 0.15s ease,border-color 0.15s ease,color 0.15s ease;white-space:nowrap;}
.yuc-format-pill:hover{color:var(--yuc-text);border-color:var(--yuc-text-muted);}
.yuc-format-pill.active{color:#fff;background:var(--yuc-primary);border-color:var(--yuc-primary);}
.yuc-format-pill.active:hover{background:var(--yuc-primary-hover);border-color:var(--yuc-primary-hover);}
.yuc-workspace{display:grid;grid-template-columns:1fr;min-height:240px;}
.yuc-pane{display:flex;flex-direction:column;border-bottom:1px solid var(--yuc-border);min-height:220px;}
.yuc-pane:last-child{border-bottom:none;}
.yuc-output-pane{background:var(--yuc-bg-muted);}
.yuc-pane-label{display:block;font-size:0.75rem;font-weight:600;letter-spacing:0.03em;color:var(--yuc-text-muted);padding:12px 16px 6px;margin:0;}
.yuc-editor{flex:1;min-height:180px;}
@media (min-width:768px){.yuc-workspace{grid-template-columns:1fr 1fr;min-height:360px;}.yuc-pane{min-height:320px;border-bottom:none;border-right:1px solid var(--yuc-border);}.yuc-pane:last-child{border-right:none;}.yuc-editor{min-height:280px;}}
.yuc-opts-details{margin:0;border-top:1px solid var(--yuc-border);}
.yuc-opts-summary{padding:12px 16px;font-size:0.875rem;font-weight:500;color:var(--yuc-text);cursor:pointer;list-style:none;user-select:none;}
.yuc-opts-summary::-webkit-details-marker{display:none;}
.yuc-opts-summary::after{content:'';display:inline-block;width:0;height:0;margin-left:8px;border-top:5px solid var(--yuc-text-muted);border-left:4px solid transparent;border-right:4px solid transparent;vertical-align:middle;transition:transform 0.15s ease;}
.yuc-opts-details[open] .yuc-opts-summary::after{transform:rotate(180deg);}
.yuc-opts-inner{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;padding:12px 16px;background:var(--yuc-bg);border-top:1px solid var(--yuc-border);}
.yuc-opt{display:inline-flex;align-items:center;gap:8px;font-size:0.875rem;color:var(--yuc-text);cursor:pointer;}
.yuc-opt input[type="checkbox"]{width:1rem;height:1rem;accent-color:var(--yuc-primary);cursor:pointer;}
.yuc-opt-field{display:inline-flex;align-items:center;gap:6px;}
.yuc-opt-field label{font-size:0.8125rem;font-weight:500;color:var(--yuc-text-muted);}
.yuc-opt-field input,.yuc-opt-field select{min-height:36px;padding:6px 10px;font-size:0.875rem;border:1px solid var(--yuc-border);border-radius:var(--yuc-radius-sm);background:var(--yuc-bg);}
.yuc-stats{padding:10px 16px;font-size:0.8125rem;color:var(--yuc-text-muted);border-top:1px solid var(--yuc-border);background:var(--yuc-bg-muted);}
.yuc-stats[hidden]{display:none;}
.yuc-actions{display:flex;flex-wrap:wrap;gap:10px;padding:16px;border-top:1px solid var(--yuc-border);}
.yuc-btn{min-height:var(--yuc-touch);padding:0 18px;font-size:0.875rem;font-weight:500;line-height:1.3;border-radius:var(--yuc-radius-sm);border:1px solid transparent;cursor:pointer;transition:background 0.15s ease,border-color 0.15s ease,color 0.15s ease;}
.yuc-btn-primary{background:var(--yuc-primary);color:#fff;border-color:var(--yuc-primary);}
.yuc-btn-primary:hover{background:var(--yuc-primary-hover);border-color:var(--yuc-primary-hover);}
.yuc-btn-secondary{background:var(--yuc-bg);color:var(--yuc-text);border-color:var(--yuc-border);}
.yuc-btn-secondary:hover:not(:disabled){background:var(--yuc-bg-muted);}
.yuc-btn-secondary:disabled{opacity:0.6;cursor:not-allowed;}
.yuc-btn-ghost{background:transparent;color:var(--yuc-text-muted);border-color:transparent;}
.yuc-btn-ghost:hover{background:var(--yuc-bg-muted);color:var(--yuc-text);}
.yuc-content{padding:0 0 2rem;}
.yuc-content-title{font-size:1.25rem;font-weight:600;margin:1.5rem 0 0.5rem;color:var(--yuc-text);}
.yuc-content p{margin:0 0 0.75rem;font-size:1rem;line-height:1.6;color:var(--yuc-text);max-width:640px;}
.yuc-related{display:flex;flex-wrap:wrap;gap:12px;margin-top:1rem;}
.yuc-related a{font-size:0.875rem;font-weight:500;color:var(--yuc-primary);text-decoration:none;}
.yuc-related a:hover{text-decoration:underline;}