:root {
    --gold:#126DFF; --gold-light:#6EA8FF; --gold-dark:#7C3AED;
    --gold-pale:rgba(18,109,255,0.08); --gold-pale2:rgba(18,109,255,0.14);
    --bg-primary:#F6F8FC; --bg-secondary:#EEF3FF; --bg-card:#FFFFFF; --bg-card2:#F8FBFF;
    --text-primary:#0B1020; --text-secondary:#5B6475; --text-muted:#8A94A8;
    --border:rgba(18,109,255,0.18); --border-light:rgba(18,109,255,0.08);
    --success:rgba(34,197,94,0.15); --success-text:#4ade80;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  [hidden]{display:none !important;}
  html,body{height:100%;overflow:hidden;}
  body{font-family:'Noto Sans SC',sans-serif;background:var(--bg-primary);color:var(--text-primary);display:flex;flex-direction:column;}
  body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(18,109,255,0.06) 0%,transparent 60%),radial-gradient(ellipse 40% 40% at 90% 80%,rgba(18,109,255,0.04) 0%,transparent 50%);pointer-events:none;z-index:0;}

  /* NAV */
  nav{position:relative;z-index:100;display:grid;grid-template-columns:minmax(240px,1fr) auto minmax(240px,1fr);align-items:center;padding:0 32px;height:64px;border-bottom:1px solid var(--border);background:rgba(246,248,252,0.94);backdrop-filter:blur(20px);flex-shrink:0;}
  .nav-logo{display:flex;align-items:center;gap:14px;text-decoration:none;justify-self:start;}
  .nav-logo-mark{width:136px;height:42px;display:block;object-fit:contain;flex-shrink:0;}
  .nav-logo-text .cn{font-family:'Noto Serif SC',serif;font-size:16px;font-weight:500;color:var(--text-primary);letter-spacing:2px;}
  .nav-logo-text .en{font-size:9px;color:var(--gold);letter-spacing:3px;font-family:'Cinzel',serif;}
  .nav-tabs{display:flex;gap:4px;justify-self:center;}
  .nav-tab{display:flex;align-items:center;justify-content:center;gap:7px;padding:7px 17px;border-radius:6px;font-size:13px;color:var(--text-secondary);cursor:pointer;transition:color 0.2s,background-color 0.2s,border-color 0.2s;border:1px solid transparent;background:none;text-decoration:none;letter-spacing:0.5px;white-space:nowrap;flex-shrink:0;}
  .nav-tab svg{width:15px;height:15px;opacity:0.6;}
  .nav-tab:hover{color:var(--text-primary);background:var(--gold-pale);}
  .nav-tab.active{color:var(--gold);background:var(--gold-pale);border-color:var(--border);}
  .nav-tab.active svg{opacity:1;}
  .nav-right{display:flex;align-items:center;gap:12px;justify-self:end;}
  .workspace-btn,.dealer-chip{display:flex;align-items:center;gap:6px;height:36px;padding:0 14px;border-radius:7px;border:1px solid var(--border);font-size:13px;color:var(--text-secondary);letter-spacing:.3px;background:var(--bg-card);}
  .workspace-btn{cursor:pointer;font-family:'Noto Sans SC',sans-serif;}
  .workspace-btn:hover{color:var(--gold);border-color:var(--gold-light);background:var(--gold-pale);}
  .switch-icon{width:15px;height:15px;stroke-width:1.6;}
  .dealer-chip{border:0;border-radius:18px;color:var(--gold-dark);background:rgba(18,109,255,.12);font-size:12px;}
  .mobile-drawer-btn{
    display:none;width:36px;height:36px;border:0;border-radius:0;background:transparent;
    color:var(--text-secondary);align-items:center;justify-content:center;cursor:pointer;
  }
  .mobile-drawer-btn svg{width:18px;height:18px;}
  .mobile-drawer-mask{display:none;}
  .mobile-route-btn{
    display:none;width:28px;height:36px;border:0;background:transparent;color:var(--text-secondary);
    align-items:center;justify-content:center;cursor:pointer;
  }
  .mobile-route-btn svg{width:16px;height:16px;}
  .mobile-route-mask,.mobile-route-menu{display:none;}
  .mobile-route-menu{
    position:fixed;top:56px;right:14px;z-index:270;width:160px;padding:8px;border-radius:12px;
    background:rgba(255,255,255,0.96);border:1px solid var(--border-light);
    box-shadow:0 16px 42px rgba(11,16,32,0.12);
  }
  .mobile-route-menu a{
    display:flex;align-items:center;height:38px;padding:0 12px;border-radius:8px;
    color:var(--text-secondary);text-decoration:none;font-size:13px;
  }
  .mobile-route-menu a.active,.mobile-route-menu a:hover{color:var(--gold);background:var(--gold-pale);}
  .mobile-asset-drawer{
    display:none;position:fixed;top:88px;left:0;bottom:0;z-index:260;
    width:min(74vw,290px);background:var(--bg-secondary);border-right:1px solid var(--border-light);
    box-shadow:18px 0 45px rgba(11,16,32,0.12);padding:20px 16px;overflow-y:auto;
    transform:translateX(-104%);transition:transform 0.22s ease;
  }
  .drawer-title{font-size:11px;color:var(--text-muted);letter-spacing:2px;font-family:'Cinzel',serif;padding-bottom:14px;border-bottom:1px solid var(--border-light);margin-bottom:8px;}
  .drawer-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:8px;text-decoration:none;color:var(--text-secondary);border:1px solid transparent;transition:all .15s;}
  .drawer-item:hover,.drawer-item.active{background:var(--gold-pale);border-color:var(--border);color:var(--gold);}
  .drawer-left{display:flex;align-items:center;gap:8px;font-size:13px;}
  .drawer-left svg{width:14px;height:14px;opacity:.72;flex-shrink:0;}
  .drawer-count{font-size:11px;color:var(--text-muted);background:var(--bg-card);padding:2px 8px;border-radius:20px;}
  .drawer-item.active .drawer-count{background:var(--gold-pale2);color:var(--gold);}
  .drawer-divider{height:1px;background:var(--border-light);margin:14px 0;}
  .drawer-manage{display:block;padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);color:var(--gold);font-size:12px;text-align:center;text-decoration:none;}
  .avatar-btn{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--gold) 0%,var(--gold-dark) 100%);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:500;color:white;cursor:pointer;border:2px solid var(--border);}

  /* LAYOUT */
  .page-body{display:flex;flex:1;overflow:hidden;position:relative;z-index:1;}

  /* WORKFLOW CARDS */
  .wf-card{
    padding:16px;border-radius:10px;border:1px solid var(--border-light);
    background:var(--bg-card);cursor:pointer;transition:all 0.2s;
  }
  .wf-card:hover{border-color:rgba(18,109,255,0.4);background:var(--gold-pale);}
  .wf-card.active{border-color:var(--gold);background:var(--gold-pale2);}
  .wf-card-header{display:flex;align-items:center;gap:10px;margin-bottom:8px;}
  .wf-icon{
    width:34px;height:34px;border-radius:8px;flex-shrink:0;
    display:flex;align-items:center;justify-content:center;
  }
  .wf-icon.sketch{background:rgba(99,153,34,0.15);}
  .wf-icon.edit{background:rgba(83,74,183,0.15);}
  .wf-icon.floor{background:rgba(216,90,48,0.15);}
  .wf-icon.style{background:rgba(18,109,255,0.15);}
  .wf-icon svg{width:18px;height:18px;}
  .wf-name{font-size:13px;font-weight:500;color:var(--text-primary);}
  .wf-desc{font-size:11px;color:var(--text-secondary);line-height:1.6;}
  .wf-tag{
    display:inline-block;margin-top:8px;padding:3px 10px;border-radius:20px;
    font-size:10px;font-family:'Cinzel',serif;letter-spacing:0.5px;
  }
  .wf-tag.ai{background:rgba(34,197,94,0.12);color:#4ade80;}
  .wf-tag.comfy{background:rgba(83,74,183,0.12);color:#a5b4fc;}
  .wf-tag.flux{background:rgba(18,109,255,0.12);color:var(--gold);}

  /* CENTER PANEL - Work Area */
  .work-area{
    flex:1;display:flex;flex-direction:column;overflow:hidden;
    background:rgba(248,251,255,0.82);
  }
  .work-header{
    padding:20px 28px 16px;border-bottom:1px solid var(--border-light);
    display:flex;align-items:center;justify-content:space-between;flex-shrink:0;
    background:rgba(248,251,255,0.94);
  }
  .work-title{font-family:'Noto Serif SC',serif;font-size:18px;font-weight:500;color:var(--text-primary);letter-spacing:1px;}
  .work-subtitle{font-size:12px;color:var(--text-secondary);margin-top:2px;}
  .step-indicator{display:flex;align-items:center;gap:6px;}
  .step{display:flex;align-items:center;gap:6px;}
  .step-num{width:22px;height:22px;border-radius:50%;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:10px;color:var(--text-muted);}
  .step-num.done{background:var(--gold-dark);border-color:var(--gold-dark);color:white;}
  .step-num.active{background:var(--gold-pale);border-color:var(--gold);color:var(--gold);}
  .step-label{font-size:11px;color:var(--text-muted);}
  .step-label.active{color:var(--gold);}
  .step-line{width:24px;height:1px;background:var(--border-light);}

  .work-content{flex:1;display:flex;overflow:hidden;}
  .work-content>.config-area{display:none;}

  /* Config Area */
  .config-area{
    width:380px;flex-shrink:0;padding:24px;overflow-y:auto;
    border-right:1px solid var(--border-light);
    display:flex;flex-direction:column;gap:20px;
    background:rgba(238,229,218,0.58);
  }
  .config-area::-webkit-scrollbar{width:4px;}
  .config-area::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}
  .config-section-title{font-size:11px;color:var(--text-muted);letter-spacing:1.5px;margin-bottom:12px;}
  .config-heading{padding-bottom:16px;border-bottom:1px solid var(--border-light);}
  .config-title{font-family:'Noto Serif SC',serif;font-size:18px;font-weight:500;color:var(--text-primary);letter-spacing:1px;}
  .config-subtitle{font-size:12px;color:var(--text-secondary);margin-top:4px;line-height:1.6;}
  #wf-sketch-config{display:flex;flex-direction:column;gap:20px;}
  .upload-zone{
    border:1px dashed rgba(18,109,255,0.3);border-radius:12px;
    padding:28px 20px;text-align:center;cursor:pointer;
    transition:all 0.2s;background:var(--bg-card);position:relative;overflow:hidden;
  }
  .upload-zone:hover{border-color:var(--gold);background:var(--gold-pale);}
  .upload-zone input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%;}
  .upload-icon{width:40px;height:40px;margin:0 auto 12px;border-radius:10px;background:var(--gold-pale2);display:flex;align-items:center;justify-content:center;}
  .upload-icon svg{width:22px;height:22px;stroke:var(--gold);}
  .upload-text{font-size:13px;color:var(--text-secondary);margin-bottom:4px;}
  .upload-hint{font-size:11px;color:var(--text-muted);}
  .upload-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
  .material-gallery{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:12px;}
  .material-thumb{
    position:relative;width:84px;height:84px;border-radius:10px;overflow:hidden;
    border:1px solid var(--border-light);background:var(--bg-card);
  }
  .material-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
  .material-thumb-remove{
    position:absolute;top:4px;right:4px;z-index:2;width:20px;height:20px;border-radius:50%;
    border:none;background:rgba(0,0,0,0.5);color:#fff;cursor:pointer;padding:0;
    font-size:14px;line-height:1;display:flex;align-items:center;justify-content:center;
    font-family:Arial,sans-serif;transition:background 0.15s;
  }
  .material-thumb-remove:hover{background:var(--gold);}
  .upload-mini{
    min-height:126px;border:1px dashed rgba(18,109,255,0.25);border-radius:10px;
    padding:16px 12px;text-align:center;cursor:pointer;background:var(--bg-card);
    position:relative;overflow:hidden;transition:border-color 0.2s,background-color 0.2s;
    display:flex;align-items:center;justify-content:center;
  }
  .upload-mini:hover{border-color:var(--gold);background:var(--gold-pale);}
  .upload-mini input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%;}
  .upload-mini>div{width:100%;}
  .upload-empty,.picked-generated-state,.picked-asset-state{
    min-height:94px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  }
  .upload-mini-icon{
    width:36px;height:36px;border-radius:10px;background:var(--gold-pale2);
    display:flex;align-items:center;justify-content:center;margin:0 auto 10px;
    box-shadow:inset 0 0 0 1px rgba(18,109,255,0.08);
  }
  .upload-mini-icon.asset{background:rgba(18,109,255,0.1);}
  .upload-mini-icon svg{width:20px;height:20px;stroke:var(--gold);opacity:0.82;margin:0;}
  .upload-mini .mini-label{font-size:12px;color:var(--text-secondary);font-weight:500;}
  .upload-mini .mini-tag{font-size:10px;color:var(--text-muted);margin-top:4px;}
  .picked-asset-remove{
    position:absolute;top:7px;right:7px;z-index:2;width:22px;height:22px;border-radius:50%;
    border:1px solid rgba(18,109,255,0.32);background:#fff;color:var(--gold);cursor:pointer;
    font-size:17px;line-height:18px;display:flex;align-items:center;justify-content:center;
    font-family:Arial,sans-serif;transition:all 0.15s;
  }
  .picked-asset-remove:hover{background:var(--gold);border-color:var(--gold);color:#fff;}
  .asset-source-actions{display:flex;gap:8px;margin-top:10px;}
  .asset-library-btn{
    width:100%;height:36px;border-radius:8px;border:1px solid var(--border);
    background:var(--bg-card);color:var(--gold);font-size:12px;cursor:pointer;
    font-family:'Noto Sans SC',sans-serif;display:flex;align-items:center;justify-content:center;gap:7px;
    transition:all 0.15s;
  }
  .asset-library-btn:hover{background:var(--gold-pale);border-color:var(--gold);}
  .asset-library-btn svg{width:15px;height:15px;stroke:currentColor;flex-shrink:0;}
  .asset-library-btn.split{flex:1;}
  .asset-picked-note{margin-top:8px;font-size:11px;color:var(--gold);text-align:center;line-height:1.45;}
  .picked-generated-thumb{
    width:92px;height:76px;border-radius:8px;display:flex;flex-direction:column;
    align-items:center;justify-content:center;gap:8px;color:rgba(18,109,255,0.55);
    overflow:hidden;margin:0 auto;
  }
  .picked-generated-thumb svg{width:28px;height:28px;stroke:currentColor;}
  .picked-generated-thumb img{width:100%;height:100%;object-fit:cover;}
  .picked-generated-thumb span{font-size:11px;letter-spacing:1px;}
  .picked-asset-thumb{
    width:92px;height:76px;border-radius:8px;background:#fff;display:flex;
    align-items:center;justify-content:center;overflow:hidden;margin:0 auto;
    border:1px solid var(--border-light);
  }
  .picked-asset-thumb img{width:100%;height:100%;object-fit:contain;padding:6px;}
  .form-label{font-size:12px;color:var(--text-secondary);margin-bottom:8px;display:block;}
  .form-input{
    width:100%;padding:10px 14px;border-radius:8px;
    border:1px solid var(--border);background:var(--bg-card);
    color:var(--text-primary);font-size:13px;
    font-family:'Noto Sans SC',sans-serif;outline:none;
    transition:border-color 0.2s;
  }
  .form-input:focus{border-color:var(--gold);}
  .form-input::placeholder{color:var(--text-muted);}
  .form-textarea{
    width:100%;padding:12px 14px;border-radius:8px;
    border:1px solid var(--border);background:var(--bg-card);
    color:var(--text-primary);font-size:13px;resize:none;height:140px;
    font-family:'Noto Sans SC',sans-serif;outline:none;transition:border-color 0.2s;
  }
  .form-textarea:focus{border-color:var(--gold);}
  .form-textarea::placeholder{color:var(--text-muted);}
  .prompt-editor{overflow:auto;white-space:pre-wrap;line-height:1.6;}
  .prompt-editor:empty::before{content:attr(data-placeholder);color:var(--text-muted);}
  .prompt-editor strong{font-weight:700;color:var(--text-primary);}
  .prompt-editor .prompt-insert-hint{font-weight:700;color:var(--text-primary);}
  .prompt-editor .prompt-normal{font-weight:400;color:var(--text-primary);}
  .form-select{
    width:100%;padding:10px 14px;border-radius:8px;
    border:1px solid var(--border);background:var(--bg-card);
    color:var(--text-primary);font-size:13px;
    font-family:'Noto Sans SC',sans-serif;outline:none;cursor:pointer;
  }
  .param-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
  .ratio-btns{display:flex;gap:8px;}
  .ratio-btn{
    flex:1;padding:8px;border-radius:6px;border:1px solid var(--border);
    background:var(--bg-card);color:var(--text-secondary);
    font-size:12px;cursor:pointer;text-align:center;transition:all 0.15s;
  }
  .ratio-btn.active{border-color:var(--gold);color:var(--gold);background:var(--gold-pale);}
  .mobile-ratio-control{display:none;}
  .gen-btn{
    width:100%;padding:14px;border-radius:10px;border:none;
    background:linear-gradient(135deg,var(--gold) 0%,var(--gold-dark) 100%);
    color:white;font-size:15px;font-weight:500;cursor:pointer;
    font-family:'Noto Serif SC',serif;letter-spacing:2px;
    transition:all 0.2s;display:flex;align-items:center;justify-content:center;gap:8px;
  }
  .gen-btn:hover{opacity:0.88;transform:translateY(-1px);}
  .gen-btn:active{transform:scale(0.98);}
  .gen-btn svg{width:18px;height:18px;}
  .coins-info{text-align:center;font-size:11px;color:var(--text-muted);margin-top:8px;}

  /* Result Area */
  .result-area{
    flex:1;padding:24px;overflow-y:auto;display:flex;flex-direction:column;gap:20px;
    background:rgba(250,246,240,0.52);
  }
  .result-area::-webkit-scrollbar{width:4px;}
  .result-area::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}
  .result-placeholder{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
    color:var(--text-muted);text-align:center;gap:14px;
  }
  .placeholder-ring{
    width:80px;height:80px;border-radius:50%;
    border:1px dashed rgba(18,109,255,0.2);
    display:flex;align-items:center;justify-content:center;
  }
  .placeholder-ring svg{width:36px;height:36px;stroke:rgba(18,109,255,0.3);}
  .placeholder-text{font-size:13px;line-height:1.7;}
  .result-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
  .result-count{font-size:12px;color:var(--text-secondary);}
  .result-actions{display:flex;gap:8px;}
  .result-action-btn{
    padding:6px 14px;border-radius:6px;border:1px solid var(--border);
    background:none;color:var(--text-secondary);font-size:12px;cursor:pointer;
    font-family:'Noto Sans SC',sans-serif;transition:all 0.15s;
  }
  .result-action-btn:hover{border-color:var(--gold);color:var(--gold);}
  .result-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
  .result-card{
    background:var(--bg-card);border-radius:12px;border:1px solid var(--border-light);
    overflow:hidden;cursor:pointer;transition:border-color 0.2s;
  }
  .result-card:hover{border-color:rgba(18,109,255,0.4);}
  .result-img{
    width:100%;height:180px;
    background:linear-gradient(135deg,#2A2010 0%,#1A1508 30%,#2E1F0A 60%,#1C1408 100%);
    display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;
  }
  .result-img img{width:100%;height:100%;object-fit:cover;display:block;position:relative;z-index:1;}
  .result-img::after{
    content:'';position:absolute;inset:0;
    background:linear-gradient(135deg,rgba(18,109,255,0.15) 0%,transparent 50%,rgba(18,109,255,0.08) 100%);
  }
  .result-img-placeholder{
    display:flex;flex-direction:column;align-items:center;gap:8px;
    color:rgba(18,109,255,0.4);font-size:11px;letter-spacing:1px;
  }
  .result-img-placeholder svg{width:32px;height:32px;stroke:rgba(18,109,255,0.3);}
  .result-info{padding:12px 14px;}
  .result-title{font-size:13px;color:var(--text-primary);margin-bottom:4px;}
  .result-meta{font-size:11px;color:var(--text-muted);display:flex;gap:10px;}
  .result-card-actions{display:flex;gap:6px;margin-top:10px;}
  .rca-btn{
    flex:1;padding:7px;border-radius:6px;border:1px solid var(--border);
    background:none;color:var(--text-secondary);font-size:11px;cursor:pointer;
    font-family:'Noto Sans SC',sans-serif;transition:all 0.15s;text-align:center;
    text-decoration:none;
  }
  .rca-btn:hover{border-color:var(--gold);color:var(--gold);}
  .rca-btn.primary{background:var(--gold-pale);border-color:var(--border);color:var(--gold);}

  /* Loading state */
  .generating-overlay{
    position:absolute;inset:0;background:rgba(246,248,252,0.9);
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:16px;z-index:10;border-radius:12px;
  }
  .gen-spinner{width:48px;height:48px;border:2px solid var(--border);border-top-color:var(--gold);border-radius:50%;animation:spin 0.8s linear infinite;}
  @keyframes spin{to{transform:rotate(360deg);}}
  .gen-progress-text{font-size:13px;color:var(--text-secondary);}
  .gen-progress-bar{width:200px;height:2px;background:var(--border-light);border-radius:2px;overflow:hidden;}
  .gen-progress-fill{height:100%;background:linear-gradient(90deg,var(--gold-dark),var(--gold));border-radius:2px;animation:progress 3s ease-in-out forwards;}
  @keyframes progress{0%{width:0%;}100%{width:85%;}}

  /* Preset style chips */
  .style-chips{display:flex;gap:8px;flex-wrap:wrap;}
  .style-chip{
    padding:6px 14px;border-radius:20px;border:1px solid var(--border);
    background:none;color:var(--text-secondary);font-size:12px;cursor:pointer;
    font-family:'Noto Sans SC',sans-serif;transition:all 0.15s;
  }
  .style-chip:hover,.style-chip.active{border-color:var(--gold);color:var(--gold);background:var(--gold-pale);}
  .style-dropdown{position:relative;}
  .style-dropdown-trigger{
    display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;
    padding:9px 14px;border-radius:10px;border:1px solid var(--border);
    background:#fff;color:var(--text-secondary);font-size:13px;cursor:pointer;
    font-family:'Noto Sans SC',sans-serif;transition:all 0.15s;
  }
  .style-dropdown-trigger:hover,.style-dropdown.open .style-dropdown-trigger{
    border-color:var(--gold);color:var(--gold);
  }
  .style-dropdown-label{flex:1;text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .style-dropdown-arrow{font-size:11px;transition:transform 0.15s;}
  .style-dropdown.open .style-dropdown-arrow{transform:rotate(180deg);}
  .style-dropdown-panel{display:none;}
  .style-dropdown.open .style-dropdown-panel{
    display:flex;position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:20;
    padding:12px;border:1px solid var(--border);border-radius:10px;background:#fff;
    box-shadow:0 8px 24px rgba(0,0,0,0.08);
  }
  .asset-modal-overlay{
    position:fixed;inset:0;background:rgba(43,39,35,0.38);z-index:300;
    display:none;align-items:center;justify-content:center;padding:24px;
  }
  .asset-modal-overlay.show{display:flex;}
  .asset-modal{
    width:min(860px,94vw);max-height:86vh;background:var(--bg-card);border:1px solid var(--border);
    border-radius:12px;box-shadow:0 24px 80px rgba(43,39,35,0.18);display:flex;flex-direction:column;overflow:hidden;
  }
  .asset-modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--border-light);}
  .asset-modal-title{font-family:'Noto Serif SC',serif;font-size:17px;color:var(--text-primary);letter-spacing:1px;}
  .asset-modal-close{width:32px;height:32px;border-radius:8px;border:1px solid var(--border);background:none;color:var(--text-secondary);cursor:pointer;font-size:18px;}
  .asset-modal-close:hover{color:var(--gold);background:var(--gold-pale);}
  .asset-library-filters{display:flex;gap:8px;flex-wrap:wrap;padding:14px 20px 0;}
  .asset-library-filter{
    padding:5px 12px;border-radius:20px;border:1px solid var(--border-light);background:none;
    color:var(--text-secondary);font-size:12px;cursor:pointer;font-family:'Noto Sans SC',sans-serif;
  }
  .asset-library-filter.active,.asset-library-filter:hover{border-color:var(--gold);color:var(--gold);background:var(--gold-pale);}
  .asset-library-grid{
    flex:1;min-height:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
    grid-auto-rows:206px;align-content:start;gap:14px;padding:18px 20px;overflow:auto;
  }
  .library-card{height:206px;border:1px solid var(--border-light);border-radius:8px;background:var(--bg-card2);overflow:hidden;cursor:pointer;transition:all 0.15s;min-width:0;display:flex;flex-direction:column;}
  .library-card:hover{border-color:var(--gold);transform:translateY(-1px);}
  .library-thumb{height:154px;display:flex;align-items:center;justify-content:center;position:relative;background:#fff;overflow:hidden;}
  .library-thumb img,.library-thumb video{width:100%;height:100%;object-fit:contain;display:block;background:#fff;}
  .library-thumb img{padding:0;}
  .library-thumb svg{width:30px;height:30px;stroke:currentColor;}
  .library-fallback{display:none;position:absolute;inset:0;align-items:center;justify-content:center;flex-direction:column;gap:8px;color:var(--text-muted);font-size:12px;background:var(--bg-card2);}
  .library-thumb.is-broken .library-fallback{display:flex;}
  .library-kind{position:absolute;right:8px;bottom:8px;padding:3px 8px;border-radius:4px;background:rgba(43,39,35,0.72);color:#fff;font-size:11px;}
  .library-info{padding:10px 12px;min-height:52px;flex-shrink:0;}
  .library-name{font-size:12px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .library-meta{font-size:10px;color:var(--text-muted);margin-top:3px;}
  @media(max-width:760px){
    .asset-library-grid{grid-template-columns:repeat(2,1fr);}
    .asset-source-actions{flex-direction:column;}
  }

  @media(max-width:1080px){
    nav{grid-template-columns:auto 1fr auto;padding:0 18px;}
    .nav-logo-text{display:none;}
    .nav-tab{padding:7px 12px;}
    .config-area{width:340px;}
    .step-label{display:none;}
    .result-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  }

  @media(max-width:860px){
    html,body{height:100%;overflow:hidden;}
    nav{
      position:relative;height:88px;min-height:88px;display:grid;
      grid-template-columns:auto 1fr auto;grid-template-rows:48px 40px;align-items:center;
      padding:0 10px;gap:0 6px;
    }
    .nav-logo{justify-self:center;grid-column:2;grid-row:1;}
    .nav-logo-mark{width:96px;height:30px;}
    .nav-right{justify-self:end;width:auto;gap:6px;grid-column:3;grid-row:1;}
    .nav-tabs{grid-column:1/-1;grid-row:2;display:flex;justify-self:stretch;gap:6px;overflow-x:auto;padding:3px 2px 7px;scrollbar-width:none;}
    .nav-tabs::-webkit-scrollbar{display:none;}
    .nav-tab{flex:1 1 0;min-width:0;padding:6px;font-size:12px;gap:5px;border-radius:16px;}
    .nav-tab svg{width:13px;height:13px;}
    .dealer-chip{display:none;}
    .mobile-drawer-btn{display:flex;grid-column:1;grid-row:1;}
    .mobile-route-btn{display:none;}
    body.mobile-route-open .mobile-route-mask{display:block;position:fixed;inset:0;z-index:240;background:transparent;}
    body.mobile-route-open .mobile-route-menu{display:block;}
    body.mobile-drawer-open{overflow:hidden;}
    body.mobile-drawer-open .mobile-asset-drawer{display:block;transform:translateX(0);}
    .mobile-drawer-mask{position:fixed;left:0;right:0;top:88px;bottom:0;z-index:250;background:rgba(11,16,32,0.28);backdrop-filter:blur(3px);}
    body.mobile-drawer-open .mobile-drawer-mask{display:block;}
    .mobile-asset-drawer{display:block;}
    .workspace-btn{display:none !important;}
    .nav-recharge-btn{height:30px;padding:0 10px;gap:4px;font-size:12px;}
    .nav-recharge-coin{width:14px;height:14px;}
    .avatar-btn{width:32px;height:32px;border-width:1px;font-size:12px;flex-shrink:0;}

    .page-body{flex-direction:column;overflow-y:auto;overflow-x:hidden;min-height:0;background:rgba(238,229,218,0.58);}
    .config-area{
      width:100%;flex:0 0 auto;max-height:none;padding:10px 12px 0;
      border-right:0;border-bottom:1px solid var(--border-light);
      background:transparent;gap:14px;
    }
    .config-heading{padding:0 8px 8px;border-bottom:0;}
    .config-title{font-size:20px;line-height:1.35;}
    .config-subtitle{font-size:12px;line-height:1.65;margin-top:2px;}
    .config-section-title{margin-bottom:9px;font-size:12px;letter-spacing:0;color:var(--text-secondary);}
    #wf-sketch-config{gap:13px;}
    .upload-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;}
    .upload-mini{min-height:78px;border-radius:10px;padding:10px 8px;}
    .upload-empty,.picked-generated-state,.picked-asset-state{min-height:58px;}
    .upload-mini-icon{width:28px;height:28px;border-radius:8px;margin-bottom:7px;}
    .upload-mini-icon svg{width:16px;height:16px;}
    .upload-mini .mini-label{font-size:12px;}
    .upload-mini .mini-tag{font-size:10px;}
    .form-label{font-size:12px;margin-bottom:7px;}
    .form-textarea{height:90px;border-radius:12px;padding:14px;font-size:13px;background:#fff;}
    .style-chips{gap:8px;}
    .style-chip{padding:7px 12px;background:#fff;border-radius:18px;font-size:12px;}
    .param-grid{display:flex;flex-direction:column;gap:10px;}
    .form-select{height:40px;border-radius:10px;background:#fff;font-size:13px;padding:0 16px;}
    .mobile-ratio-control{display:none;}
    .mobile-ratio-control .ratio-btns{gap:8px;flex-wrap:wrap;}
    .mobile-ratio-control .ratio-btn{
      flex:0 0 auto;min-width:44px;padding:8px 12px;border-radius:18px;background:#fff;
    }
    .gen-btn{height:48px;border-radius:10px;margin-top:2px;font-size:15px;}
    .coins-info{font-size:10px;margin-top:6px;}
    .work-area{flex:0 0 auto;min-height:360px;overflow:visible;background:transparent;}
    .work-header{
      padding:14px 12px 8px;align-items:flex-start;gap:8px;flex-direction:column;
    }
    .step-indicator{width:100%;justify-content:space-between;}
    .step{flex-shrink:0;}
    .step-label{display:block;font-size:10px;}
    .step-line{flex:1;min-width:12px;}
    .work-content{display:block;overflow:visible;}
    .work-content>.config-area{display:none;}
    .result-area{min-height:260px;padding:12px;overflow:visible;}
    .result-header{align-items:flex-start;gap:10px;flex-direction:column;}
    .result-actions{width:100%;overflow-x:auto;padding-bottom:2px;}
    .result-action-btn{white-space:nowrap;}
    .result-img{height:auto;aspect-ratio:4/3;}
    .asset-modal-overlay{padding:12px;}
    .asset-modal{width:100%;max-height:88vh;}
    .asset-library-grid{
      grid-template-columns:repeat(2,minmax(0,1fr));
      grid-auto-rows:188px;padding:14px;gap:10px;
    }
    .library-card{height:188px;}
    .library-thumb{height:138px;}
  }

  @media(max-width:560px){
    nav{padding-left:8px;padding-right:8px;}
    .config-area{padding:10px 12px 0;}
    .upload-row{grid-template-columns:repeat(2,minmax(0,1fr));}
    .param-grid{display:flex;}
    .form-textarea{height:90px;}
    .style-chip{padding:6px 11px;}
    .work-title{font-size:16px;}
    .work-subtitle{font-size:11px;}
    .step-label{display:none;}
    .result-area{padding:16px 12px;}
    .result-grid{grid-template-columns:1fr;}
    .result-meta{flex-wrap:wrap;}
    .asset-modal-head{padding:14px 16px;}
    .asset-library-filters{padding:12px 16px 0;}
    .asset-library-grid{grid-template-columns:1fr;grid-auto-rows:206px;padding:14px 16px;}
    .library-card{height:206px;}
    .library-thumb{height:154px;}
  }



  /* Jike AI refresh */
  nav{box-shadow:0 10px 30px rgba(18,109,255,0.06);}
  .nav-logo-mark{filter:drop-shadow(0 6px 12px rgba(18,109,255,0.12));}
  .work-area{background:linear-gradient(180deg,rgba(248,251,255,0.92),rgba(246,248,252,0.96));}
  .config-area,.mobile-asset-drawer{
    background:linear-gradient(180deg,rgba(238,243,255,0.98),rgba(246,248,252,0.96));
  }
  .work-header{box-shadow:0 12px 30px rgba(15,23,42,0.04);}
  .wf-card,.upload-zone,.upload-mini,.form-textarea,.form-input,.form-select,.result-card,.asset-modal{
    box-shadow:0 12px 34px rgba(15,23,42,0.05);
  }
  .gen-btn{box-shadow:0 12px 26px rgba(18,109,255,0.2);}
  .wf-icon.sketch{background:rgba(0,200,255,0.13);}
  .wf-icon.edit{background:rgba(124,58,237,0.13);}
  .wf-icon.floor{background:rgba(18,109,255,0.13);}
  .wf-icon.style{background:rgba(0,200,255,0.12);}