:root{--primary:#1677ff;--ink:#111827;--muted:#6b7280;--line:#e5e7eb;--bg:#f5f7fb;--ok:#16a34a;--warn:#d97706}*{box-sizing:border-box}body{margin:0;background:var(--bg);font:14px 'Plus Jakarta Sans','PingFang SC',sans-serif;color:var(--ink)}.shell{min-height:100vh;display:flex}aside{width:236px;background:#fff;border-right:1px solid var(--line);padding:24px 12px;display:flex;flex-direction:column}.brand{font-size:18px;font-weight:800;padding:4px 12px 28px}.brand small{display:block;font-weight:500;color:var(--muted);font-size:12px;margin-top:4px}nav{display:grid;gap:4px}nav button{border:0;background:transparent;color:#4b5563;text-align:left;padding:11px 12px;border-radius:7px;font:inherit;cursor:pointer}nav button:hover,nav button.active{background:#eaf3ff;color:var(--primary);font-weight:700}.account{margin-top:auto;border-top:1px solid var(--line);padding:18px 12px;color:#374151}.account span{font-size:12px;color:var(--ok)}main{width:calc(100% - 236px);padding:32px 40px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.eyebrow{margin:0;color:var(--muted);font-size:13px}h1{margin:5px 0 0;font-size:26px}.header-actions{display:flex;gap:10px}button{font:inherit}.primary,.ghost{border-radius:7px;padding:9px 14px;cursor:pointer}.primary{background:var(--primary);border:1px solid var(--primary);color:white}.ghost{background:white;border:1px solid var(--line);color:#374151}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card,.panel{background:#fff;border:1px solid var(--line);border-radius:10px}.card{padding:18px}.card p{margin:0;color:var(--muted)}.card strong{display:block;font-size:26px;margin:10px 0 3px}.trend{color:var(--ok);font-size:12px}.panel{margin-top:18px;padding:20px}.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.panel h2{font-size:16px;margin:0}.filters{display:flex;gap:8px}.filters input,.filters select{border:1px solid var(--line);border-radius:6px;padding:8px;background:#fff}table{border-collapse:collapse;width:100%;text-align:left}th{font-size:12px;color:var(--muted);font-weight:600;background:#fafafa}th,td{padding:13px 10px;border-bottom:1px solid var(--line)}.tag{display:inline-block;padding:3px 8px;border-radius:12px;font-size:12px;background:#fff6e8;color:var(--warn)}.tag.ok{background:#f0fdf4;color:var(--ok)}.empty{padding:36px;text-align:center;color:var(--muted)}.product{display:flex;align-items:center;gap:10px}.avatar{width:34px;height:34px;border-radius:6px;background:#eaf3ff;color:var(--primary);display:grid;place-items:center;font-weight:700}.action-link{color:var(--primary);border:0;background:transparent;cursor:pointer}@media(max-width:900px){aside{width:64px}.brand small,nav button{font-size:0}.brand{font-size:0}.brand:before{content:'鲜';font-size:20px;color:var(--primary)}nav button{height:42px}main{width:calc(100% - 64px);padding:24px}.cards{grid-template-columns:repeat(2,1fr)}}