#epb-v3{max-width:1280px;margin:30px auto;font-family:Arial,sans-serif;color:#171717}
#epb-v3 .epb-grid{display:grid;grid-template-columns:400px 1fr;gap:24px}
#epb-v3 .epb-panel{background:#fff;border:1px solid #e1e1e1;border-radius:18px;padding:24px;box-shadow:0 8px 30px rgba(0,0,0,.06)}
#epb-v3 h2{margin:0 0 8px;font-size:28px;line-height:1.15}
#epb-v3 .epb-intro,#epb-v3 .epb-note{margin:0 0 22px;color:#666;line-height:1.5}
#epb-v3 .epb-badge{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.08em;background:#f1f1f1;border-radius:999px;padding:7px 10px;margin-bottom:12px}
#epb-v3 label{display:block;font-weight:700;margin:17px 0 7px}
#epb-v3 .epb-count{float:right;font-size:12px;color:#777}
#epb-v3 .epb-optional{font-size:12px;color:#777;font-weight:500}
#epb-v3 input,#epb-v3 select,#epb-v3 textarea{box-sizing:border-box;width:100%;border:1px solid #cfcfcf;border-radius:10px;padding:12px 13px;font-size:15px;background:#fff}
#epb-v3 textarea{min-height:250px;line-height:1.55;resize:vertical}
#epb-v3 button{border:0;border-radius:10px;padding:13px 18px;font-weight:700;cursor:pointer;background:#222;color:#fff}
#epb-v3 #epb-generate{width:100%;margin-top:22px;font-size:16px}
#epb-v3 .epb-secondary{width:100%;margin-top:10px;background:#eee;color:#222}
#epb-v3 #epb-status{margin-top:12px;font-weight:700;color:#176b35;min-height:20px}
#epb-v3 .epb-quality-box{margin-top:18px;border-radius:12px;padding:13px 14px;background:#f5f5f5;display:flex;flex-direction:column;gap:5px;line-height:1.45}
#epb-v3 .epb-quality-box span{font-size:13px;color:#555}
#epb-v3 .epb-card{border:1px solid #dedede;border-radius:15px;margin-bottom:18px;overflow:hidden;background:#fafafa}
#epb-v3 .epb-card-head{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;font-weight:800;font-size:19px;background:#f1f2f3}
#epb-v3 .epb-card-head button{padding:8px 13px;font-size:13px}
#epb-v3 .epb-number{display:inline-block;margin-right:8px;color:#777}
#epb-v3 .epb-example{padding:14px 16px;background:#fff8e8;border-bottom:1px solid #eee;line-height:1.55}
#epb-v3 .epb-scene-tip{padding:12px 16px;background:#f7f7f7;border-bottom:1px solid #eee;color:#555;line-height:1.5;font-size:14px}
#epb-v3 .epb-prompt{display:block;border:0;border-radius:0;background:#fff;min-height:260px}
@media(max-width:850px){#epb-v3 .epb-grid{grid-template-columns:1fr}}