*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
:root{
  --primary:#1677ff;--primary-light:#e6f4ff;--success:#52c41a;--warning:#faad14;--danger:#ff4d4f;
  --bg:#f5f6f8;--white:#fff;--border:#e8e8e8;--text:#1a1a1a;--text-muted:#888;
  --radius:12px;--radius-sm:8px;--shadow:0 2px 12px rgba(0,0,0,.08)
}
body{font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Helvetica Neue',sans-serif;background:var(--bg);color:var(--text);font-size:14px;min-height:100vh;max-width:480px;margin:0 auto}
.page{display:none;flex-direction:column;min-height:100vh}
.page.active{display:flex}
.topbar{background:var(--white);padding:14px 16px 12px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.topbar .back{width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:20px;color:var(--text-muted)}
.topbar h1{font-size:17px;font-weight:500;flex:1}
.topbar .action{font-size:14px;color:var(--primary);cursor:pointer}
.content{flex:1;padding:12px 16px;overflow-y:auto}
.card{background:var(--white);border-radius:var(--radius);padding:16px;margin-bottom:12px;box-shadow:var(--shadow)}
.card-title{font-size:15px;font-weight:500;margin-bottom:12px;display:flex;align-items:center;gap:6px}
.card-title .dot{width:4px;height:16px;background:var(--primary);border-radius:2px}
.btn{width:100%;padding:14px;border-radius:var(--radius-sm);font-size:15px;font-weight:500;cursor:pointer;border:none;outline:none;transition:.15s}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:active{opacity:.85}
.btn-outline{background:var(--white);color:var(--primary);border:1px solid var(--primary)}
.btn-success{background:var(--success);color:#fff}
.btn-danger{background:var(--danger);color:#fff}
.btn-sm{padding:7px 14px;font-size:13px;width:auto;border-radius:6px}
.row{display:flex;gap:10px}
.row .btn{flex:1}
.input-group{margin-bottom:12px}
.input-group label{font-size:13px;color:var(--text-muted);margin-bottom:5px;display:block}
.input-group input,.input-group select,.input-group textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;background:var(--white);color:var(--text);outline:none}
.input-group input:focus,.input-group select:focus{border-color:var(--primary)}
.input-group textarea{min-height:70px;resize:none}
.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;margin:2px}
.tag-blue{background:var(--primary-light);color:var(--primary)}
.tag-green{background:#f6ffed;color:var(--success)}
.tag-orange{background:#fff7e6;color:#d46b08}
.photo-area{width:100%;aspect-ratio:16/9;background:#f0f4f8;border-radius:var(--radius-sm);border:2px dashed var(--border);display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;overflow:hidden;position:relative}
.photo-area img{width:100%;height:100%;object-fit:cover}
.photo-area .placeholder{color:var(--text-muted);font-size:13px;text-align:center;padding:20px}
.photo-area .cam-icon{font-size:36px;margin-bottom:8px}
.scan-result{background:var(--primary-light);border-radius:var(--radius-sm);padding:12px;margin-top:10px}
.scan-result .label{font-size:12px;color:var(--primary);margin-bottom:6px;font-weight:500}
.scan-result .fields{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.scan-result .field{font-size:13px}
.scan-result .field span{color:var(--text-muted)}
.material-list{display:flex;flex-direction:column;gap:10px}
.room-section{margin-bottom:16px}
.room-title{font-size:13px;font-weight:600;color:var(--primary);padding:6px 0;border-left:3px solid var(--primary);padding-left:8px;margin-bottom:8px;background:linear-gradient(90deg,rgba(74,144,226,0.08),transparent);border-radius:0 4px 4px 0}
.material-item{background:var(--white);border-radius:var(--radius-sm);padding:12px;border:1px solid var(--border);display:flex;gap:10px;align-items:flex-start}
.material-item .thumb{width:64px;height:64px;border-radius:6px;object-fit:cover;flex-shrink:0;background:#f0f4f8}
.material-item .info{flex:1;min-width:0}
.material-item .name{font-size:14px;font-weight:500;margin-bottom:4px}
.material-item .meta{font-size:12px;color:var(--text-muted);line-height:1.6}
.material-item .actions{display:flex;gap:6px;margin-top:6px}
.material-item .del{color:var(--danger);font-size:12px;cursor:pointer}
.sign-canvas-wrap{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:#fff;position:relative}
canvas.sign-canvas{display:block;touch-action:none;width:100%;height:160px}
.sign-clear{position:absolute;top:6px;right:6px;background:rgba(255,255,255,.9);border:1px solid var(--border);padding:3px 8px;border-radius:4px;font-size:12px;cursor:pointer;color:var(--text-muted)}
.sign-status{font-size:12px;margin-top:4px}
.sign-status.done{color:var(--success)}
.sign-status.empty{color:var(--text-muted)}
.order-card{background:var(--white);border-radius:var(--radius);padding:20px;margin-bottom:12px}
.order-card .order-no{font-size:12px;color:var(--text-muted);margin-bottom:6px}
.order-card .project-name{font-size:18px;font-weight:500;margin-bottom:4px}
.order-card .room-tag{font-size:12px;color:var(--text-muted)}
.order-summary{display:flex;justify-content:space-between;padding:12px 0;border-top:1px solid var(--border);margin-top:12px}
.order-summary .num{font-size:22px;font-weight:500;color:var(--primary)}
.qr-wrap{display:flex;flex-direction:column;align-items:center;gap:12px;padding:16px 0}
.qr-wrap canvas{border:1px solid var(--border);border-radius:8px}
.qr-label{font-size:13px;color:var(--text-muted)}
.step-bar{display:flex;align-items:center;padding:14px 16px;background:var(--white);border-bottom:1px solid var(--border)}
.step{display:flex;flex-direction:column;align-items:center;flex:1}
.step .circle{width:28px;height:28px;border-radius:50%;background:var(--border);color:var(--text-muted);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:500}
.step.active .circle{background:var(--primary);color:#fff}
.step.done .circle{background:var(--success);color:#fff}
.step .label{font-size:11px;color:var(--text-muted);margin-top:3px}
.step.active .label{color:var(--primary)}
.step-line{flex:1;height:1px;background:var(--border);margin:0 2px}
.step-line.done{background:var(--success)}
.toast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.75);color:#fff;padding:10px 20px;border-radius:20px;font-size:14px;z-index:9999;display:none;pointer-events:none}
.toast.show{display:block}
.scanning{position:relative}
.scanning::after{content:'识别中...';position:absolute;inset:0;background:rgba(255,255,255,.85);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--primary);border-radius:var(--radius-sm)}
.empty-tip{text-align:center;padding:40px 20px;color:var(--text-muted);font-size:14px}
.empty-tip .icon{font-size:40px;margin-bottom:10px}
.badge{display:inline-flex;align-items:center;justify-content:center;background:var(--danger);color:#fff;font-size:11px;min-width:18px;height:18px;border-radius:9px;padding:0 4px;margin-left:4px}
.section-title{font-size:13px;color:var(--text-muted);margin:8px 0 6px;font-weight:500}
.check-item{display:flex;align-items:center;gap:8px;padding:10px 0;border-bottom:1px solid var(--border)}
.check-item:last-child{border:none}
.check-item input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary)}
.check-item label{font-size:14px;flex:1}
.share-btns{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.share-btn{padding:14px 10px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--white);text-align:center;cursor:pointer;font-size:13px;color:var(--text)}
.share-btn .ico{font-size:24px;margin-bottom:4px}
.loading-bar{height:3px;background:var(--primary-light);position:relative;border-radius:2px;overflow:hidden;margin-top:6px}
.loading-bar::after{content:'';position:absolute;left:-40%;width:40%;height:100%;background:var(--primary);animation:loading 1s infinite linear}
@keyframes loading{to{left:100%}}
.color-dot{display:inline-block;width:12px;height:12px;border-radius:50%;border:1px solid var(--border);vertical-align:middle;margin-right:4px}
.ocr-loading{position:absolute;inset:0;background:rgba(255,255,255,.92);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;z-index:10;border-radius:var(--radius-sm)}
.ocr-spinner{width:40px;height:40px;border:3px solid var(--primary-light);border-top-color:var(--primary);border-radius:50%;animation:spin 0.8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.ocr-loading-text{font-size:13px;color:var(--primary);font-weight:500}
.ocr-loading-sub{font-size:11px;color:var(--text-muted)}

/* 弹窗样式 */
.modal{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center}
.modal-mask{position:absolute;inset:0;background:rgba(0,0,0,.5)}
.modal-content{position:relative;background:var(--white);border-radius:var(--radius);width:90%;max-width:400px;max-height:85vh;overflow-y:auto}
.modal-title{padding:16px;font-size:16px;font-weight:500;border-bottom:1px solid var(--border)}
.modal-body{padding:16px}
.modal-footer{padding:12px 16px;border-top:1px solid var(--border);display:flex;gap:10px}
.modal-footer .btn{flex:1;padding:10px;font-size:14px}

/* 用户列表 */
.user-item{background:var(--white);border-radius:var(--radius-sm);padding:12px 16px;margin-bottom:8px;display:flex;align-items:center;gap:12px;border:1px solid var(--border)}
.user-item .avatar{width:40px;height:40px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:500;flex-shrink:0}
.user-item .info{flex:1;min-width:0}
.user-item .name{font-size:15px;font-weight:500;margin-bottom:2px}
.user-item .meta{font-size:12px;color:var(--text-muted)}
.user-item .role-tag{padding:2px 8px;border-radius:4px;font-size:12px;background:var(--primary-light);color:var(--primary)}
.user-item .role-tag.admin{background:#fff1f0;color:#ff4d4f}
.user-item .role-tag.designer{background:var(--primary-light);color:var(--primary)}
.user-item .role-tag.material{background:#f6ffed;color:#52c41a}
.user-item .actions{display:flex;gap:8px}
.user-item .action-btn{font-size:13px;color:var(--primary);cursor:pointer;background:none;border:none;padding:4px 8px}
.user-item .action-btn.del{color:var(--danger)}