:root{--primary:#0f766e;--primary-dark:#115e59;--bg:#f4f7f6;--card:#fff;--text:#172321;--muted:#6b7c79;--line:#e1e9e7;--danger:#dc2626;--amber:#d97706;--blue:#2563eb;--radius:14px;--shadow:0 1px 3px rgba(20,48,44,.05),0 8px 30px rgba(20,48,44,.04)}
*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}body{margin:0;font-size:14px}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.sidebar{position:fixed;inset:0 auto 0 0;width:242px;background:#102521;color:#dce9e6;padding:24px 16px;z-index:20;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;padding:0 10px 26px}.brand small{display:block;font-size:9px;letter-spacing:1.7px;color:#81aaa3;font-weight:600;margin-top:1px}.brand-mark,.login-logo{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:#14b8a6;color:white;font-weight:900}.sidebar nav{display:flex;flex-direction:column;gap:4px}.sidebar nav a{padding:10px 12px;border-radius:9px;color:#abc2be;font-weight:600;display:flex;align-items:center;gap:12px}.sidebar nav a i{width:20px;text-align:center;font-style:normal;font-size:18px}.sidebar nav a:hover,.sidebar nav a.active{background:#1e3c37;color:#fff}.nav-label{font-size:9px;letter-spacing:1.4px;color:#62847e;margin:22px 12px 7px}.sidebar-user{margin-top:auto;border-top:1px solid #29443f;padding:18px 6px 0;display:flex;align-items:center;gap:9px}.sidebar-user .avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#28564f;font-weight:800}.sidebar-user div{min-width:0;flex:1}.sidebar-user strong,.sidebar-user small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user small{color:#88a59f;font-size:11px}.sidebar-user>a{font-size:20px;color:#88a59f}.main{margin-left:242px;min-height:100vh}.topbar{height:84px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 30px;gap:18px;position:sticky;top:0;z-index:10}.topbar h1{font-size:20px;margin:0}.topbar p{color:var(--muted);font-size:12px;margin:3px 0 0}.top-actions{margin-left:auto;display:flex;align-items:center;gap:18px}.clock{font-size:17px;font-weight:700}.menu-button{display:none;border:0;background:none;font-size:24px}.content{padding:26px 30px;max-width:1600px;margin:auto}.alert{padding:12px 16px;border-radius:10px;margin-bottom:18px;transition:.25s}.alert.success{background:#dff7ee;color:#0b6b54}.alert.error{background:#fee7e7;color:#991b1b}.btn{display:inline-flex;justify-content:center;align-items:center;padding:9px 14px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#344542;font-weight:650;line-height:1.2}.btn:hover{background:#f7faf9}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-danger{color:var(--danger);background:#fff}.btn-sm{padding:6px 9px;font-size:12px}.btn-lg{padding:13px}.btn-block{width:100%}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card-head{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.card-head h2,.form-card h2,.invoice-summary h2{font-size:15px;margin:0}.card-head p{font-size:12px;color:var(--muted);margin:4px 0 0}.card-head>a{color:var(--primary);font-size:12px;font-weight:700}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:22px}.stats-grid.four{grid-template-columns:repeat(4,1fr)}.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:flex;gap:15px;align-items:center;box-shadow:var(--shadow)}.stat-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:22px;background:#dff7f3;color:var(--primary)}.stat-icon.blue{background:#e5efff;color:var(--blue)}.stat-icon.amber{background:#fff2d6;color:var(--amber)}.stat small,.stat strong,.stat em{display:block}.stat small{color:var(--muted);font-size:11px}.stat strong{font-size:22px;margin:3px 0}.stat em{color:var(--muted);font-size:11px;font-style:normal}.grid-2{display:grid;grid-template-columns:1.7fr 1fr;gap:20px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;white-space:nowrap}th,td{padding:13px 18px;text-align:left;border-bottom:1px solid #edf1f0}th{color:#74827f;background:#fafcfc;font-size:10px;text-transform:uppercase;letter-spacing:.5px}tbody tr:last-child td{border-bottom:0}td{font-size:12px}.link{color:var(--primary);font-weight:700}.block{display:block;color:var(--muted);margin-top:2px}.empty{text-align:center!important;color:var(--muted);padding:32px!important}.stock-list{padding:4px 20px}.stock-list>div{display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}.stock-list>div:last-child{border:0}.stock-list div>span:nth-child(2){flex:1}.stock-list strong,.stock-list small{display:block}.stock-list small{color:var(--muted);font-size:11px}.product-avatar{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:#e3f3f0;color:var(--primary);font-weight:800}.badge{display:inline-block;border-radius:99px;padding:4px 8px;background:#eef3f2;color:#52635f;font-size:10px}.badge.success{background:#def7ec;color:#087256}.badge.warning{background:#fff0d2;color:#a45c08}.badge.danger{background:#fee2e2;color:#b91c1c}.toolbar{display:flex;justify-content:space-between;gap:15px;margin-bottom:18px}.search{display:flex;gap:8px;max-width:500px;width:100%}input,select,textarea{border:1px solid #cedbd8;border-radius:9px;background:#fff;padding:10px 11px;outline:none;color:var(--text);width:100%}input:focus,select:focus,textarea:focus{border-color:#22a897;box-shadow:0 0 0 3px rgba(20,184,166,.1)}label{font-size:12px;font-weight:650;display:flex;flex-direction:column;gap:6px;color:#445450}.inline{display:inline}.grid-form{display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,1fr);gap:20px}.form-card{padding:20px;height:max-content}.form-card form{display:grid;gap:15px;margin-top:18px}.form-wide{padding:22px;max-width:900px}.form-wide>.card-head{margin:-22px -22px 22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.span-2{grid-column:span 2}.check{flex-direction:row;align-items:center;align-self:end;padding:10px 0}.check input{width:auto}.form-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:22px}.hidden{display:none!important}.filters{display:flex;align-items:end;gap:12px}.filters label{min-width:150px}.filters .grow{flex:1}.filter-card{padding:15px;margin-bottom:18px}.detail-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.detail-head h2{font-size:23px;margin:9px 0 3px}.detail-head p{color:var(--muted);margin:0}.grid-detail{display:grid;grid-template-columns:2fr 1fr;gap:20px}.invoice-summary{padding:20px;height:max-content}.invoice-summary dl>div{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--line)}.invoice-summary dt{color:var(--muted)}.invoice-summary dd{margin:0;font-weight:650}.invoice-summary .total{font-size:17px;border-top:2px solid var(--text);margin-top:8px}.pos-layout{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(350px,.85fr);gap:20px;align-items:start}.pos-search{display:grid;grid-template-columns:1fr 190px;gap:10px;margin-bottom:16px}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(135px,1fr));gap:12px}.product-card{border:1px solid var(--line);background:white;border-radius:12px;padding:14px;text-align:left;display:flex;flex-direction:column;min-height:145px;transition:.15s}.product-card:hover{border-color:#2eb3a3;transform:translateY(-2px);box-shadow:var(--shadow)}.product-initial{width:38px;height:38px;border-radius:10px;background:#e6f6f3;color:var(--primary);display:grid;place-items:center;font-weight:800;margin-bottom:12px}.product-card small{color:var(--muted);margin:5px 0 auto}.product-card>b{color:var(--primary);margin-top:10px}.cart{position:sticky;top:105px;max-height:calc(100vh - 130px);display:flex;flex-direction:column}.cart-items{overflow:auto;min-height:170px}.empty-cart{height:200px;display:grid;place-content:center;text-align:center;color:var(--muted)}.empty-cart span{font-size:11px;margin-top:5px}.cart-item{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:13px 17px;border-bottom:1px solid var(--line)}.cart-item strong,.cart-item small{display:block}.cart-item small{color:var(--muted);font-size:10px;margin-top:3px}.qty{display:flex;align-items:center;gap:8px}.qty button{width:25px;height:25px;border:1px solid var(--line);background:#fff;border-radius:6px}.cart-summary{padding:16px;border-top:1px solid var(--line)}.cart-summary>div{display:flex;justify-content:space-between;padding:5px 0}.summary-input{flex-direction:row;align-items:center;justify-content:space-between}.summary-input input{width:140px;text-align:right;padding:7px}.grand-total{font-size:19px;border-top:1px dashed #aebbb8;margin-top:7px;padding:13px 0!important}.pay-grid{display:grid!important;grid-template-columns:1fr 1fr;gap:10px}.change{margin:8px 0;color:var(--primary)}.modal{position:fixed;inset:0;background:rgba(8,28,25,.55);z-index:50;display:none;place-items:center;padding:20px}.modal.show{display:grid}.modal-card{background:#fff;border-radius:18px;padding:30px;text-align:center;min-width:320px}.success-check{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:#dff7ee;color:var(--primary);font-size:30px;font-weight:900;margin:auto}.modal-card h2{margin:15px 0 5px}.modal-card p{color:var(--muted)}.modal-actions{display:flex;gap:8px;justify-content:center;margin-top:20px}.login-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top left,#d5f4ef,transparent 38%),#f5f8f7;padding:20px}.login-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px;width:min(400px,100%);box-shadow:0 20px 60px rgba(12,58,51,.12)}.login-logo{width:48px;height:48px;font-size:22px}.login-card h1{margin:20px 0 5px}.login-card>p{color:var(--muted);margin:0 0 22px}.login-card form{display:grid;gap:16px}.login-hint{display:block;text-align:center;margin-top:20px;color:var(--muted)}.backdrop{display:none}
@media(max-width:1100px){.product-grid{grid-template-columns:repeat(3,1fr)}.stats-grid.four{grid-template-columns:repeat(2,1fr)}.pos-layout{grid-template-columns:1fr}.cart{position:static;max-height:none}}
@media(max-width:800px){.sidebar{transform:translateX(-100%);transition:.2s}.menu-open .sidebar{transform:none}.menu-open .backdrop{display:block;position:fixed;inset:0;background:#0008;z-index:15}.main{margin:0}.menu-button{display:block}.topbar{padding:0 16px}.top-actions .clock{display:none}.content{padding:18px 14px}.stats-grid,.grid-2,.grid-form,.grid-detail{grid-template-columns:1fr}.product-grid{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.filters{align-items:stretch;flex-direction:column}.filters label{width:100%}.toolbar{flex-direction:column}.topbar .btn{display:none}}
@media(max-width:480px){.product-grid{grid-template-columns:1fr 1fr;gap:8px}.product-card{padding:11px;min-height:135px}.pos-search{grid-template-columns:1fr}.stats-grid.four{grid-template-columns:1fr}.topbar p{display:none}}
.logout-button{border:0;background:none;color:#88a59f;font-size:20px;padding:2px}