:root{--dt-primary: #1677ff;--dt-primary-dark: #0e5fd8;--dt-success: #00b96b;--dt-warning: #ff9500;--dt-danger: #f5222d;--dt-text: #1a1a1a;--dt-text-2: #666;--dt-text-3: #999;--dt-border: #ebedf0;--dt-bg: #f4f5f7;--dt-card: #fff;--dt-radius: 12px;--dt-radius-sm: 8px}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;background:var(--dt-bg);color:var(--dt-text);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica Neue,Helvetica,Segoe UI,Arial,sans-serif;font-size:14px;line-height:1.5}#root{max-width:720px;margin:0 auto;min-height:100vh;background:var(--dt-bg)}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:14px}.dt-topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:8px;height:48px;padding:0 12px;background:var(--dt-primary);color:#fff}.dt-topbar__title{font-size:16px;font-weight:600;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dt-topbar__back{background:none;border:none;color:#fff;font-size:18px;padding:4px 6px}.dt-topbar__action{background:#ffffff2e;border:none;color:#fff;font-size:13px;padding:5px 12px;border-radius:14px}.dt-page{padding:12px 12px 76px}.dt-card{background:var(--dt-card);border-radius:var(--dt-radius);padding:14px;margin-bottom:12px;box-shadow:0 1px 2px #0000000a}.dt-card--tap:active{background:#fafafa}.dt-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:14px}.dt-stat{background:var(--dt-card);border-radius:var(--dt-radius-sm);padding:12px 6px;text-align:center}.dt-stat__num{font-size:22px;font-weight:700;line-height:1.2}.dt-stat__label{font-size:11px;color:var(--dt-text-3);margin-top:2px}.dt-section-title{font-size:14px;font-weight:600;color:var(--dt-text);margin:16px 2px 8px;display:flex;align-items:center;gap:6px}.dt-section-title__bar{width:3px;height:14px;background:var(--dt-primary);border-radius:2px}.dt-prod{background:var(--dt-card);border-radius:var(--dt-radius);padding:14px;margin-bottom:10px;box-shadow:0 1px 2px #0000000a}.dt-prod__top{display:flex;align-items:center;justify-content:space-between}.dt-prod__model{font-size:16px;font-weight:600}.dt-prod__meta{font-size:12px;color:var(--dt-text-3);margin-top:4px}.dt-prod__row{display:flex;align-items:center;gap:6px;margin-top:10px;flex-wrap:wrap}.dt-tag{display:inline-flex;align-items:center;font-size:11px;padding:2px 8px;border-radius:10px;line-height:1.6}.dt-tag--blue{background:#e8f1ff;color:var(--dt-primary)}.dt-tag--green{background:#e6f9f1;color:var(--dt-success)}.dt-tag--orange{background:#fff3e0;color:var(--dt-warning)}.dt-tag--red{background:#ffeceb;color:var(--dt-danger)}.dt-tag--gray{background:#f0f1f2;color:var(--dt-text-2)}.dt-progress{height:6px;background:#eef0f2;border-radius:3px;overflow:hidden}.dt-progress__bar{height:100%;border-radius:3px;transition:width .3s}.dt-btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:20px;padding:9px 18px;font-size:14px;background:#f0f1f2;color:var(--dt-text)}.dt-btn--primary{background:var(--dt-primary);color:#fff}.dt-btn--block{display:flex;width:100%}.dt-btn--lg{padding:12px 18px;font-size:15px;font-weight:600}.dt-btn:disabled{opacity:.5}.dt-btn--ghost{background:#fff;border:1px solid var(--dt-border);color:var(--dt-text-2)}.dt-field{margin-bottom:14px}.dt-field__label{font-size:13px;color:var(--dt-text-2);margin-bottom:6px;display:block}.dt-input,.dt-select,.dt-textarea{width:100%;border:1px solid var(--dt-border);border-radius:var(--dt-radius-sm);padding:10px 12px;background:#fff;color:var(--dt-text);outline:none}.dt-input:focus,.dt-select:focus,.dt-textarea:focus{border-color:var(--dt-primary)}.dt-textarea{min-height:84px;resize:vertical}.dt-stages{display:flex;gap:8px;overflow-x:auto;padding:4px 0 8px;-webkit-overflow-scrolling:touch}.dt-stages::-webkit-scrollbar{display:none}.dt-stage{flex:0 0 auto;padding:8px 14px;border-radius:18px;background:#f0f1f2;color:var(--dt-text-2);font-size:13px;border:1px solid transparent;white-space:nowrap}.dt-stage--active{background:var(--dt-primary);color:#fff}.dt-stage--done{background:#e6f9f1;color:var(--dt-success)}.dt-person{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--dt-border)}.dt-person:last-child{border-bottom:none}.dt-switch{width:44px;height:24px;border-radius:12px;background:#d9d9d9;position:relative;border:none;transition:background .2s;flex:0 0 auto}.dt-switch--on{background:var(--dt-success)}.dt-switch__dot{position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:#fff;transition:left .2s}.dt-switch--on .dt-switch__dot{left:22px}.dt-timeline{position:relative;padding-left:18px}.dt-timeline__item{position:relative;padding-bottom:16px}.dt-timeline__item:before{content:"";position:absolute;left:-13px;top:4px;width:8px;height:8px;border-radius:50%;background:var(--dt-primary)}.dt-timeline__item:after{content:"";position:absolute;left:-10px;top:12px;bottom:0;width:1px;background:var(--dt-border)}.dt-timeline__item:last-child:after{display:none}.dt-tabs{display:flex;background:#fff;border-radius:var(--dt-radius-sm);padding:3px;margin-bottom:12px}.dt-tab{flex:1;text-align:center;padding:8px 0;font-size:13px;border:none;background:none;color:var(--dt-text-2);border-radius:6px}.dt-tab--active{background:var(--dt-primary);color:#fff;font-weight:600}.dt-tabbar{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:720px;display:flex;background:#fff;border-top:1px solid var(--dt-border);z-index:20}.dt-tabbar__item{flex:1;border:none;background:none;padding:12px 0 calc(12px + env(safe-area-inset-bottom,0));font-size:13px;color:var(--dt-text-3)}.dt-tabbar__item--active{color:var(--dt-primary);font-weight:600}.dt-fab-pill{position:fixed;right:16px;bottom:80px;height:44px;padding:0 20px;border-radius:22px;background:var(--dt-primary);color:#fff;border:none;font-size:15px;font-weight:600;box-shadow:0 4px 12px #1677ff66;z-index:19}.dt-center{min-height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;text-align:center}.dt-search{display:flex;gap:8px;margin-bottom:10px}.dt-search__input{flex:1;border:none;background:#fff;border-radius:18px;padding:9px 14px;outline:none}.dt-quickfilters{display:flex;gap:8px;overflow-x:auto;flex-wrap:wrap;padding-bottom:8px}.dt-quickfilters::-webkit-scrollbar{display:none}.dt-chip{flex:0 0 auto;padding:6px 12px;border-radius:16px;background:#fff;border:1px solid var(--dt-border);font-size:12px;color:var(--dt-text-2)}.dt-chip--active{background:var(--dt-primary);color:#fff;border-color:var(--dt-primary)}.dt-toast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#000c;color:#fff;padding:14px 22px;border-radius:10px;font-size:14px;z-index:100;display:flex;align-items:center;gap:8px}.dt-empty{text-align:center;color:var(--dt-text-3);padding:40px 0;font-size:13px}.dt-muted{color:var(--dt-text-3);font-size:12px}.dt-info-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 12px;margin-top:12px;padding-top:12px;border-top:1px solid var(--dt-border)}