/* 图层分层 tab 样式（结构对齐 psd-ppt.css，独立类名 layer-*） */

.layer-container{display:flex;flex-direction:column;height:100%;min-height:0;overflow:auto;padding:14px 16px;gap:12px;}
.layer-panel{display:flex;gap:16px;align-items:flex-start;min-height:0;}
.layer-left{width:340px;flex-shrink:0;}
.layer-right{flex:1;min-width:0;}

/* 左侧表单 */
.layer-form{background:var(--surface,#1e1e2e);border:1px solid var(--border,#313244);border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:10px;}
.layer-label-row{display:flex;align-items:center;gap:6px;}
.layer-label{font-size:13px;font-weight:600;color:var(--text,#cdd6f4);}
.layer-optional{font-size:11px;color:var(--text-muted,#a6adc8);}
.layer-n{width:100%;padding:8px 10px;border-radius:8px;border:1px solid var(--border,#313244);background:var(--bg,#181825);color:var(--text,#cdd6f4);font-size:13px;outline:none;}
.layer-prompt{width:100%;box-sizing:border-box;padding:8px 10px;border-radius:8px;border:1px solid var(--border,#313244);background:var(--bg,#181825);color:var(--text,#cdd6f4);font-size:13px;resize:vertical;outline:none;}
.layer-prompt:focus,.layer-n:focus{border-color:var(--primary,#89b4fa);}

/* 上传区 */
.layer-upload-stage{display:flex;flex-direction:column;gap:8px;}
.layer-upload-box{border:1.5px dashed var(--border,#45475a);border-radius:10px;padding:20px 12px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s;}
.layer-upload-box:hover,.layer-upload-box.dragover{border-color:var(--primary,#89b4fa);background:rgba(137,180,250,.06);}
.layer-upload-icon{font-size:26px;line-height:1;color:var(--primary,#89b4fa);}
.layer-upload-text{font-size:13px;color:var(--text,#cdd6f4);margin-top:6px;}
.layer-upload-hint{font-size:11px;color:var(--text-muted,#a6adc8);margin-top:4px;}
.layer-ref{display:flex;flex-wrap:wrap;gap:8px;}
.layer-ref-item{position:relative;width:96px;height:96px;border-radius:8px;overflow:hidden;border:1px solid var(--border,#313244);}
.layer-ref-item img{width:100%;height:100%;object-fit:cover;display:block;}
.layer-ref-del{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;border:none;background:rgba(0,0,0,.6);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;}

.layer-submit-btn{padding:10px 14px;border:none;border-radius:8px;background:var(--primary,#89b4fa);color:#11111b;font-size:14px;font-weight:600;cursor:pointer;transition:opacity .15s;}
.layer-submit-btn:hover{opacity:.9;}
.layer-submit-btn:disabled{opacity:.5;cursor:not-allowed;}
.layer-cost-tip{font-size:11px;color:var(--text-muted,#a6adc8);text-align:center;}

/* 任务卡 */
.layer-task-list{display:flex;flex-direction:column;gap:10px;}
.layer-section-title{font-size:12px;font-weight:600;color:var(--text-muted,#a6adc8);text-transform:uppercase;letter-spacing:.4px;}
.layer-task-card{background:var(--surface,#1e1e2e);border:1px solid var(--border,#313244);border-radius:10px;padding:12px 14px;display:flex;flex-direction:column;gap:8px;}
.layer-card-header{display:flex;align-items:center;gap:8px;}
.layer-card-kind{font-size:13px;font-weight:600;color:var(--text,#cdd6f4);}
.layer-card-elapsed{font-size:11px;color:var(--text-muted,#a6adc8);margin-left:auto;}
.layer-card-del{border:none;background:transparent;color:var(--text-muted,#a6adc8);cursor:pointer;padding:2px;display:flex;align-items:center;}
.layer-card-del:hover{color:var(--red,#f38ba8);}
.layer-card-sub{font-size:11px;color:var(--text-muted,#a6adc8);}
.layer-card-prompt{font-size:12px;color:var(--text,#cdd6f4);opacity:.8;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.layer-card-error{font-size:12px;color:var(--red,#f38ba8);white-space:pre-wrap;word-break:break-all;}

.layer-badge{font-size:11px;padding:2px 8px;border-radius:20px;font-weight:500;display:inline-flex;align-items:center;gap:4px;}
.layer-badge.running{background:rgba(250,179,135,.15);color:var(--peach,#fab387);}
.layer-badge.success{background:rgba(166,227,161,.15);color:var(--green,#a6e3a1);}
.layer-badge.error{background:rgba(243,139,168,.15);color:var(--red,#f38ba8);}
.layer-badge.timeout{background:rgba(249,226,175,.15);color:var(--yellow,#f9e2af);}
.layer-spinner{width:10px;height:10px;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;display:inline-block;animation:layerSpin 1s linear infinite;}
@keyframes layerSpin{to{transform:rotate(360deg);}}

.layer-progress{height:4px;border-radius:2px;background:var(--bg,#181825);overflow:hidden;}
.layer-progress-bar{height:100%;width:40%;border-radius:2px;background:var(--primary,#89b4fa);animation:layerSlide 1.6s ease-in-out infinite;}
@keyframes layerSlide{0%{transform:translateX(-100%);}100%{transform:translateX(350%);}}

/* 成品封面预览 */
.layer-result-preview{border-radius:8px;overflow:hidden;border:1px solid var(--border,#313244);
  background:repeating-conic-gradient(#2a2a3c 0% 25%, #20202e 0% 50%) 50%/16px 16px;}
.layer-result-preview img{display:block;width:100%;max-height:280px;object-fit:contain;cursor:zoom-in;}

.layer-card-downloads{display:flex;flex-wrap:wrap;gap:8px;}
.layer-dl-btn{display:inline-flex;align-items:center;gap:4px;padding:6px 12px;border-radius:8px;border:1px solid var(--border,#45475a);color:var(--text,#cdd6f4);font-size:12px;text-decoration:none;cursor:pointer;background:var(--bg,#181825);}
.layer-dl-btn:hover{border-color:var(--primary,#89b4fa);color:var(--primary,#89b4fa);}
.layer-dl-btn.primary{background:var(--primary,#89b4fa);border-color:var(--primary,#89b4fa);color:#11111b;font-weight:600;}
.layer-dl-btn.primary:hover{opacity:.9;color:#11111b;}

.layer-preview-toggle{align-self:flex-start;padding:5px 10px;border-radius:8px;border:1px solid var(--border,#45475a);background:transparent;color:var(--text,#cdd6f4);font-size:12px;cursor:pointer;}
.layer-preview-toggle:hover{border-color:var(--primary,#89b4fa);color:var(--primary,#89b4fa);}

/* 图层预览 */
.layer-preview{border:1px solid var(--border,#313244);border-radius:8px;padding:10px;background:var(--bg,#181825);}
.layer-preview-body{display:flex;gap:12px;flex-wrap:wrap;}
.layer-preview-canvas-wrap{flex:1;min-width:260px;border-radius:6px;overflow:hidden;
  background:repeating-conic-gradient(#2a2a3c 0% 25%, #20202e 0% 50%) 50%/16px 16px;}
.layer-preview-canvas-wrap canvas{display:block;width:100%;height:auto;}
.layer-preview-list{width:190px;max-height:280px;overflow:auto;display:flex;flex-direction:column;gap:4px;}
.layer-preview-item{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text,#cdd6f4);cursor:pointer;padding:2px 4px;border-radius:4px;}
.layer-preview-item:hover{background:rgba(137,180,250,.08);}
.layer-preview-item.solo{background:rgba(137,180,250,.15);}
.layer-preview-item input{accent-color:var(--primary,#89b4fa);flex-shrink:0;}
.layer-preview-thumb{width:34px;height:34px;object-fit:contain;border-radius:4px;flex-shrink:0;border:1px solid var(--border,#313244);
  background:repeating-conic-gradient(#2a2a3c 0% 25%, #20202e 0% 50%) 50%/8px 8px;}
.layer-preview-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;min-width:0;}
.layer-solo-btn{margin-left:auto;flex-shrink:0;font-size:10px;padding:2px 7px;border-radius:4px;border:1px solid var(--border,#313244);background:transparent;color:var(--text-muted,#a6adc8);cursor:pointer;}
.layer-solo-btn:hover{color:var(--primary,#89b4fa);border-color:var(--primary,#89b4fa);}
.layer-preview-item.solo .layer-solo-btn{color:var(--primary,#89b4fa);border-color:var(--primary,#89b4fa);}
.layer-preview-tip{font-size:11px;color:var(--text-muted,#a6adc8);margin-top:8px;}

/* 空状态 */
.layer-empty{text-align:center;padding:40px 16px;color:var(--text-muted,#a6adc8);border:1px dashed var(--border,#313244);border-radius:10px;}
.layer-empty-icon{font-size:30px;color:var(--primary,#89b4fa);opacity:.6;}
.layer-empty-title{font-size:14px;color:var(--text,#cdd6f4);margin-top:8px;}
.layer-empty-desc{font-size:12px;margin-top:4px;}

/* 历史区 */
.layer-history{margin-top:14px;}
.layer-history-section{display:flex;flex-direction:column;gap:10px;}
.layer-history-loading{font-size:12px;color:var(--text-muted,#a6adc8);padding:10px 0;}

/* 调试日志（对齐 psd-ppt 日志盒） */
.layer-log-box{border:1px solid var(--border,#313244);border-radius:8px;background:var(--bg,#181825);flex-shrink:0;}
.layer-log-box.collapsed .layer-log-list{display:none;}
.layer-log-header{display:flex;align-items:center;gap:10px;padding:6px 10px;}
.layer-log-title{font-size:12px;font-weight:600;color:var(--text-muted,#a6adc8);}
.layer-log-actions{display:flex;gap:6px;margin-left:auto;}
.layer-log-btn{font-size:11px;padding:2px 8px;border-radius:6px;border:1px solid var(--border,#313244);background:transparent;color:var(--text-muted,#a6adc8);cursor:pointer;}
.layer-log-btn:hover{color:var(--text,#cdd6f4);border-color:var(--primary,#89b4fa);}
.layer-log-list{max-height:180px;overflow:auto;padding:0 10px 8px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11px;}
.layer-log-line{display:flex;gap:8px;padding:1px 0;}
.layer-log-ts{color:var(--overlay,#6c7086);flex-shrink:0;}
.layer-log-msg{color:var(--text,#cdd6f4);word-break:break-all;}
.layer-log-line.error .layer-log-msg{color:var(--red,#f38ba8);}
.layer-log-line.success .layer-log-msg{color:var(--green,#a6e3a1);}

@media (max-width:900px){
  .layer-panel{flex-direction:column;}
  .layer-left{width:100%;}
}