:root{--brand:#0f766e;--brand-dark:#115e59;--ink:#17202a;--muted:#667085;--line:#e4e7ec;--soft:#f8fafc;--danger:#b42318;--warning:#b54708;--success:#067647;--sidebar:#102a43}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#f5f7fa;line-height:1.55}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}img{max-width:100%;display:block}
.layout{min-height:100vh;display:grid;grid-template-columns:250px minmax(0,1fr)}.sidebar{background:var(--sidebar);color:#dce8f2;padding:24px 16px;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;padding:0 10px 22px}.brand-logo{width:34px;height:34px;object-fit:contain;border-radius:8px;background:#fff}.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#14b8a6,#0f766e);display:grid;place-items:center;color:white}.nav-title{font-size:12px;color:#91a7bb;margin:18px 10px 8px}.nav a{display:flex;align-items:center;gap:9px;padding:10px 12px;margin:3px 0;border-radius:8px}.nav a:hover,.nav a.active{background:rgba(255,255,255,.1);color:#fff}.badge{display:inline-flex;min-width:20px;height:20px;padding:0 6px;align-items:center;justify-content:center;border-radius:99px;background:#f04438;color:#fff;font-size:12px;margin-left:auto}
.main{min-width:0}.topbar{height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:5}.content{padding:28px;max-width:1440px;margin:auto}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:22px}.page-head h1{font-size:25px;margin:0 0 4px}.page-head p{margin:0;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:9px 14px;cursor:pointer;font-weight:600}.btn:hover{box-shadow:0 1px 3px rgba(16,24,40,.12)}.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn-danger{background:#fff1f0;border-color:#fecdca;color:var(--danger)}.btn-sm{padding:6px 10px;font-size:13px}.actions{display:flex;gap:8px;flex-wrap:wrap}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:0 1px 2px rgba(16,24,40,.03);margin-bottom:18px}.card h2{font-size:18px;margin:0 0 14px}.stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-bottom:18px}.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}.stat-label{color:var(--muted);font-size:13px}.stat-value{font-size:28px;font-weight:750;margin-top:6px}.stat-note{font-size:12px;color:var(--muted)}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:end}.field-inline label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.input,input[type=text],input[type=password],input[type=date],input[type=number],input[type=email],select,textarea{width:100%;border:1px solid #d0d5dd;border-radius:8px;padding:9px 11px;background:#fff;color:var(--ink)}input:focus,select:focus,textarea:focus{outline:2px solid rgba(15,118,110,.15);border-color:var(--brand)}
.table-wrap{overflow:auto}.data-table{border-collapse:collapse;width:100%;min-width:720px}.data-table th{font-size:12px;color:var(--muted);font-weight:600;background:#f8fafc;text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}.data-table td{padding:12px;border-bottom:1px solid var(--line);vertical-align:middle}.data-table tr:last-child td{border-bottom:0}.status{display:inline-flex;border-radius:99px;padding:3px 9px;font-size:12px;font-weight:650}.status-pending{color:var(--warning);background:#fffaeb}.status-approved,.status-active,.status-sent{color:var(--success);background:#ecfdf3}.status-rejected,.status-inactive,.status-failed{color:var(--danger);background:#fef3f2}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-field.full{grid-column:1/-1}.form-field label{display:block;font-weight:600;margin-bottom:6px}.help{font-size:12px;color:var(--muted);margin-top:4px}.errorlist{color:var(--danger);padding-left:18px;margin:5px 0;font-size:13px}.messages{margin-bottom:16px}.message{padding:11px 14px;border-radius:8px;background:#ecfdf3;color:var(--success);border:1px solid #abefc6;margin-bottom:8px}.message.error{background:#fef3f2;color:var(--danger);border-color:#fecdca}.message.warning{background:#fffaeb;color:var(--warning);border-color:#fedf89}
.detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px}.detail-item{padding:12px 0;border-bottom:1px solid var(--line)}.detail-item dt{font-size:12px;color:var(--muted)}.detail-item dd{margin:3px 0 0;font-weight:550}.empty{text-align:center;padding:40px 16px;color:var(--muted)}
.login-shell{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;background:#fff}.login-hero{padding:8vw;background:linear-gradient(145deg,#0f766e,#164e63);color:#fff;display:flex;flex-direction:column;justify-content:center}.login-hero h1{font-size:44px;line-height:1.15;margin:0 0 18px}.login-hero p{font-size:18px;opacity:.82;max-width:560px}.login-panel{display:grid;place-items:center;padding:30px}.login-box{width:min(420px,100%)}.login-box h2{font-size:28px;margin:0 0 8px}.login-box>p{color:var(--muted);margin:0 0 28px}.login-box .form-field{margin-bottom:16px}.login-box .btn{width:100%;margin-top:8px;padding:11px}
.store-body{background:#f6f7f8}.store-top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.store-nav{max-width:1180px;margin:auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between}.store-brand{display:flex;align-items:center;gap:10px;font-weight:750}.store-actions{display:flex;gap:16px;color:var(--muted)}.store-main{max-width:1180px;margin:auto;padding:24px 20px 50px}.hero{background:linear-gradient(120deg,var(--brand),#134e4a);color:#fff;border-radius:18px;min-height:220px;padding:42px;display:flex;align-items:center;margin-bottom:24px;overflow:hidden}.hero h1{font-size:36px;margin:0 0 8px}.hero p{margin:0;opacity:.85}.hero-image{width:100%;max-height:320px;object-fit:cover;border-radius:18px;margin-bottom:24px}.category-tabs{display:flex;gap:8px;overflow:auto;padding-bottom:8px}.category-tabs a{white-space:nowrap;background:#fff;border:1px solid var(--line);border-radius:99px;padding:8px 14px}.category-tabs a.active{background:var(--brand);color:#fff;border-color:var(--brand)}.store-filter{display:grid;grid-template-columns:1fr auto;gap:10px;margin:18px 0}.products{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.product-card{background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden;transition:.2s}.product-card:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(16,24,40,.08)}.product-card img{width:100%;aspect-ratio:1/1;object-fit:cover;background:#eef2f5}.product-body{padding:14px}.product-category{font-size:12px;color:var(--muted)}.product-title{font-weight:700;margin:4px 0 10px;min-height:48px}.price-row{display:flex;align-items:end;justify-content:space-between;gap:8px}.member-price{font-size:22px;font-weight:800;color:#d92d20}.market-price{font-size:12px;text-decoration:line-through;color:var(--muted)}.stock{font-size:12px;color:var(--success)}.stock.out{color:var(--danger)}
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:34px}.gallery-main{border-radius:16px;width:100%;aspect-ratio:1/1;object-fit:cover;background:#eee}.gallery-more{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}.gallery-more img{border-radius:9px;aspect-ratio:1/1;object-fit:cover}.product-info h1{font-size:32px;margin:8px 0}.price-box{background:#fff4f2;border-radius:12px;padding:16px;margin:18px 0}.price-big{font-size:32px;color:#d92d20;font-weight:800}.profile-card{max-width:720px;margin:auto}.muted{color:var(--muted)}
@media(max-width:1050px){.stats{grid-template-columns:repeat(3,1fr)}.products{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.layout{display:block}.sidebar{height:auto;position:static;padding:12px}.brand{padding-bottom:8px}.nav-title{display:none}.nav{display:flex;overflow:auto}.nav a{white-space:nowrap}.topbar{padding:0 16px}.content{padding:18px 14px}.stats{grid-template-columns:repeat(2,1fr)}.form-grid,.detail-grid{grid-template-columns:1fr}.page-head{align-items:stretch;flex-direction:column}.login-shell{grid-template-columns:1fr}.login-hero{display:none}.login-panel{min-height:100vh}.products{grid-template-columns:repeat(2,1fr)}.product-detail{grid-template-columns:1fr}.hero{min-height:170px;padding:26px}.hero h1{font-size:28px}}
@media(max-width:430px){.stats{grid-template-columns:1fr 1fr}.stat{padding:14px}.stat-value{font-size:23px}.products{grid-template-columns:1fr 1fr;gap:10px}.product-body{padding:10px}.product-title{font-size:14px}.member-price{font-size:18px}.store-main{padding:16px 12px 40px}}