/* AI 模型盒子样式 */
:root{
    --ab-primary:#3b82f6;
    --ab-primary-hover:#2563eb;
    --ab-bg:#f8fafc;
    --ab-card:#ffffff;
    --ab-border:#e2e8f0;
    --ab-text:#0f172a;
    --ab-text-light:#64748b;
    --ab-radius:10px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--ab-bg);color:var(--ab-text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Microsoft Yahei",sans-serif;font-size:14px;line-height:1.5;}

.ab-app{max-width:980px;margin:0 auto;padding:0 16px 60px;}

/* 顶部栏 */
.ab-header{background:#fff;border:1px solid var(--ab-border);border-radius:var(--ab-radius);padding:14px 16px;margin:16px 0;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;position:sticky;top:8px;z-index:50;}
.ab-brand{display:flex;align-items:center;gap:8px;}
.ab-logo{font-size:24px;display:none}
.ab-title{font-weight:700;font-size:16px;}
.ab-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;flex:1;justify-content:flex-end;}
.ab-toolbar-item{display:flex;align-items:center;gap:6px;}
.ab-label{font-size:12px;color:var(--ab-text-light);}
.ab-model-select,.ab-select{padding:6px 10px;border:1px solid var(--ab-border);border-radius:8px;background:#fff;color:var(--ab-text);font-size:13px;outline:none;}
.ab-model-select:focus,.ab-select:focus{border-color:var(--ab-primary);}
.ab-btn{display:inline-flex;align-items:center;justify-content:center;padding:6px 14px;border:1px solid var(--ab-border);background:#fff;border-radius:8px;cursor:pointer;font-size:13px;color:var(--ab-text);transition:.15s all;}
.ab-btn:hover{border-color:var(--ab-primary);color:var(--ab-primary);}
.ab-btn-primary{background:var(--ab-primary);color:#fff;border-color:var(--ab-primary);padding:10px 28px;font-size:14px;font-weight:600;}
.ab-btn-primary:hover{background:var(--ab-primary-hover);border-color:var(--ab-primary-hover);color:#fff;}
.ab-btn-primary:disabled{background:#94a3b8;border-color:#94a3b8;color:#fff;cursor:not-allowed;}
.ab-btn-recharge{background:#16a34a;color:#fff;border-color:#16a34a;padding:4px 12px;font-size:12px;margin-left:6px;}
.ab-btn-recharge:hover{background:#15803d;border-color:#15803d;color:#fff;}
.ab-btn-login{background:var(--ab-primary);color:#fff;border-color:var(--ab-primary);padding:6px 18px;}
.ab-btn-login:hover{background:var(--ab-primary-hover);border-color:var(--ab-primary-hover);color:#fff;}
.ab-btn-upload{background:#fff;border:1px dashed var(--ab-border);color:var(--ab-text-light);padding:8px 16px;}
.ab-btn-upload:hover{border-color:var(--ab-primary);color:var(--ab-primary);}

.ab-user{display:flex;align-items:center;gap:8px;font-size:13px;}
.ab-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;}
.ab-nickname{color:var(--ab-text);text-decoration:none;display:flex;flex-direction:column;line-height:1.2;}
.ab-nickname span:first-child{font-weight:500;}
.ab-uid{font-size:11px;color:var(--ab-text-light);}
.ab-logout{color:var(--ab-text-light);font-size:12px;text-decoration:none;}
.ab-logout:hover{color:var(--ab-primary);}

/* 操作面板 */
.ab-panel{background:#fff;border:1px solid var(--ab-border);border-radius:var(--ab-radius);padding:18px;margin-bottom:16px;}
.ab-form-row{margin-bottom:14px;}
.ab-form-row > .ab-label{display:block;margin-bottom:6px;font-size:13px;color:var(--ab-text);font-weight:500;}
.ab-form-tip{color:var(--ab-text-light);font-size:11px;font-weight:normal;margin-left:6px;}
.ab-prompt{width:100%;padding:12px;border:1px solid var(--ab-border);border-radius:8px;font-size:14px;resize:vertical;outline:none;font-family:inherit;line-height:1.6;}
.ab-prompt:focus{border-color:var(--ab-primary);}
.ab-prompt.locked{background:#f8fafc;cursor:pointer;}
.ab-select{width:100%;max-width:280px;}
.ab-image-only{display:none;}
.ab-app.show-image .ab-image-only{display:block;}
.ab-app.show-image .ab-row-two-cols{display:flex;}

/* 两列行（图片比例 + 分辨率） */
.ab-row-two-cols{display:none;gap:18px;flex-wrap:wrap;}
.ab-row-two-cols .ab-col{flex:1 1 320px;min-width:0;}
.ab-row-two-cols .ab-col > .ab-label{display:block;margin-bottom:6px;font-size:13px;color:var(--ab-text);font-weight:500;}

/* 图片比例选择（带示意小框框） */
.ab-ratio-grid{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.ab-ratio-item{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid var(--ab-border);border-radius:8px;background:#fff;cursor:pointer;font-size:13px;color:var(--ab-text);transition:.15s all;line-height:1;min-height:42px;}
.ab-ratio-item:hover{border-color:var(--ab-primary);color:var(--ab-primary);}
.ab-ratio-item:hover .ab-ratio-shape{border-color:var(--ab-primary);}
.ab-ratio-item.active{border-color:var(--ab-primary);background:#eff6ff;color:var(--ab-primary);font-weight:600;}
.ab-ratio-item.active .ab-ratio-shape{background:#bfdbfe;border-color:var(--ab-primary);}
.ab-ratio-shape{display:inline-block;background:#e2e8f0;border:1.5px solid #94a3b8;border-radius:3px;flex-shrink:0;transition:.15s all;box-sizing:border-box;}
.ab-ratio-item.ratio-auto .ab-ratio-shape{background-image:repeating-linear-gradient(135deg,#cbd5e1 0,#cbd5e1 3px,#fff 3px,#fff 6px);background-color:#fff;}
.ab-ratio-label{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;}

/* 上传参考图 */
.ab-upload-area{display:flex;flex-direction:column;gap:10px;}
.ab-ref-list{display:flex;flex-wrap:wrap;gap:8px;}
.ab-ref-thumb{position:relative;width:80px;height:80px;border-radius:8px;overflow:hidden;border:1px solid var(--ab-border);background:#f8fafc;}
.ab-ref-thumb img{width:100%;height:100%;object-fit:cover;}
.ab-ref-thumb .ab-ref-remove{position:absolute;top:2px;right:2px;width:20px;height:20px;border-radius:50%;background:rgba(0,0,0,0.6);color:#fff;border:none;cursor:pointer;font-size:14px;line-height:1;}
.ab-ref-thumb .ab-ref-status{position:absolute;left:0;right:0;bottom:0;font-size:10px;color:#fff;background:rgba(0,0,0,0.5);text-align:center;padding:2px;}

/* 操作行（积分信息 + 生成按钮） */
.ab-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:space-between;background:#f8fafc;border-radius:8px;padding:12px 14px;margin-top:6px;}
.ab-action-info{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:13px;color:var(--ab-text-light);}
.ab-action-info .ab-label{font-size:12px;}
.ab-points-cost{color:#ca8a04;font-weight:600;font-size:14px;}
.ab-points-balance{color:#16a34a;font-weight:600;font-size:14px;text-decoration:none;cursor:pointer;}
.ab-points-balance:hover{text-decoration:underline;color:#15803d;}
.ab-points-divider{color:#cbd5e1;}

/* 历史记录 */
.ab-records{margin-top:16px;}
.ab-records-title{font-weight:600;font-size:15px;margin-bottom:12px;color:var(--ab-text);}
.ab-record-list{display:flex;flex-direction:column;gap:12px;}
.ab-record-item{background:#fff;border:1px solid var(--ab-border);border-radius:var(--ab-radius);padding:16px;}
.ab-record-meta{display:flex;flex-wrap:wrap;gap:8px 16px;font-size:12px;color:var(--ab-text-light);margin-bottom:10px;}
.ab-record-meta strong{color:var(--ab-text);}
.ab-record-status-pending{color:#ca8a04;}
.ab-record-status-running{color:#2563eb;}
.ab-record-status-fail{color:#dc2626;}
.ab-record-status-success{color:#16a34a;}

.ab-record-result{margin-bottom:12px;}
.ab-record-result img,.ab-record-result video{max-width:100%;max-height:480px;border-radius:8px;display:block;}
.ab-record-result img.ab-result-img{cursor:zoom-in;}
.ab-record-result-text{background:#f8fafc;border-radius:8px;padding:12px;white-space:pre-wrap;font-size:13px;color:var(--ab-text);max-height:400px;overflow:auto;}
.ab-record-error{color:#dc2626;font-size:13px;background:#fef2f2;border-radius:8px;padding:10px 12px;}

.ab-record-prompt{font-size:13px;background:#f8fafc;border-radius:8px;padding:10px 12px;margin-bottom:10px;}
.ab-record-prompt .ab-prompt-text{color:#475569;line-height:1.6;}
.ab-record-prompt .ab-prompt-toggle{color:var(--ab-primary);cursor:pointer;font-size:12px;margin-left:4px;}
.ab-record-prompt .ab-prompt-actions{display:flex;gap:10px;margin-top:6px;flex-wrap:wrap;}
.ab-record-prompt .ab-prompt-actions a{font-size:12px;color:var(--ab-primary);cursor:pointer;text-decoration:none;}
.ab-record-prompt .ab-prompt-actions a:hover{text-decoration:underline;}

.ab-record-refs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px;}
.ab-record-refs img{width:48px;height:48px;border-radius:6px;object-fit:cover;border:1px solid var(--ab-border);cursor:zoom-in;}

/* 图片放大浮层 */
.ab-lightbox{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.85);z-index:9999;align-items:center;justify-content:center;}
.ab-lightbox.show{display:flex;}
.ab-lightbox img{max-width:90%;max-height:90%;object-fit:contain;}
.ab-lightbox .ab-lb-close{position:absolute;top:20px;right:20px;color:#fff;font-size:30px;cursor:pointer;background:none;border:none;}
.ab-lightbox .ab-lb-prev,.ab-lightbox .ab-lb-next{position:absolute;top:50%;transform:translateY(-50%);color:#fff;font-size:40px;cursor:pointer;background:none;border:none;padding:20px;}
.ab-lightbox .ab-lb-prev{left:10px;}
.ab-lightbox .ab-lb-next{right:10px;}

.ab-records-loading,.ab-records-end,.ab-records-empty{text-align:center;color:var(--ab-text-light);padding:20px;font-size:13px;}

@media (max-width: 575.98px){
  .ab-app{padding:0 12px 60px;}
  .ab-header{flex-direction:column;align-items:stretch;gap:8px;padding:12px;position:static;}
  .ab-toolbar{justify-content:flex-start;}
  .ab-toolbar-item{flex:1;min-width:auto;}
  .ab-model-select{flex:1;}
  .ab-user{margin-top:4px;}
  .ab-nickname span:first-child{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .ab-record-meta{font-size:11px;}
  .ab-record-result img,.ab-record-result video{max-height:360px;}
  .ab-app.show-image .ab-row-two-cols .ab-col{flex-basis:100%;}
  .ab-actions{flex-direction:column;align-items:stretch;}
  .ab-actions .ab-btn-primary{width:100%;}
}