:root{--bg:#f4f6f8;--card:#fff;--ink:#1b2430;--muted:#6b7684;--line:#dde2e8;--pri:#1f6feb;--ok:#1a7f37;--bad:#cf222e;--warn:#9a6700}*{box-sizing:border-box}body{margin:0;font:16px/1.4 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}header{display:flex;gap:8px;align-items:center;padding:8px 12px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}nav{display:flex;gap:4px;flex-wrap:wrap}main{padding:12px;max-width:1500px;margin:0 auto}button{font:inherit;padding:10px 14px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer;min-height:44px}button:hover{background:#f0f3f6}button:disabled{opacity:.5;cursor:not-allowed}button.active,button.primary{background:var(--pri);color:#fff;border-color:var(--pri)}button.danger{color:var(--bad)}input,select,textarea{font:inherit;padding:10px;border:1px solid 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fadein{0%{opacity:0}to{opacity:1}}.drawer{position:fixed;top:0;bottom:0;inset-inline-start:0;width:min(310px,86vw);background:var(--card);z-index:30;display:flex;flex-direction:column;transform:translate(-104%);visibility:hidden;transition:transform .2s ease,visibility 0s linear .2s;box-shadow:0 0 30px #0004}html[dir=rtl] .drawer{transform:translate(104%)}.drawer.open,html[dir=rtl] .drawer.open{transform:none;visibility:visible;transition:transform .2s ease}.drawer-head{display:flex;gap:10px;align-items:center;justify-content:space-between;padding:16px 16px 12px;border-bottom:1px solid var(--line)}.drawer-shop{display:block;font-size:18px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.drawer-nav{display:flex;flex-direction:column;flex-wrap:nowrap;gap:4px;padding:10px;overflow:auto;flex:1}.drawer-nav button{display:flex;align-items:center;gap:12px;text-align:start;border:0;background:none;font-size:17px;min-height:50px;padding:8px 12px;border-radius:10px}.drawer-nav button:hover{background:#f0f3f6}.drawer-nav button.active{background:var(--pri);color:#fff}.drawer-nav .ico{width:26px;text-align:center;font-size:20px}.drawer-foot{display:flex;flex-direction:column;gap:8px;padding:12px 14px;border-top:1px solid var(--line)}.salerow{text-align:start;width:100%;cursor:pointer;align-items:stretch}.salerow:hover{background:#f0f5ff}.pos{height:calc(100vh - 100px)}