*{box-sizing:border-box;margin:0;padding:0}
:root{--primary:#1565c0;--primary-dark:#0d47a1;--primary-light:#e3f2fd;--surface:#fff;--background:#f5f7fb;--text:#1f2937;--muted:#64748b;--border:#e2e8f0;--success:#2e7d32;--warning:#ed6c02;--danger:#b42318;--shadow:0 4px 18px rgba(15,23,42,.08);--radius:14px}
html{scroll-behavior:smooth}body{font-family:Roboto,Arial,sans-serif;background:var(--background);color:var(--text);line-height:1.5}button,input,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.screen{min-height:100vh}.login-screen{display:grid;place-items:center;padding:24px;background:linear-gradient(145deg,#e3f2fd,#f8fafc)}.login-card{width:min(430px,100%);background:#fff;padding:38px;border-radius:20px;box-shadow:0 16px 45px rgba(15,23,42,.12)}.brand-mark{width:62px;height:62px;display:grid;place-items:center;margin:0 auto 14px;border-radius:16px;background:var(--primary);color:#fff}.brand-mark .material-symbols-outlined{font-size:34px}.login-card h1{text-align:center;font-size:1.9rem}.subtitle{text-align:center;color:var(--muted);margin-bottom:28px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field label{font-weight:500;font-size:.9rem}.field input,.toolbar select{width:100%;min-height:46px;border:1px solid #cbd5e1;border-radius:9px;padding:0 13px;background:#fff;outline:none;transition:.2s}.field input:focus,.toolbar select:focus,.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(21,101,192,.12)}.error{min-height:16px;color:var(--danger);font-size:.78rem}.demo-hint{margin-top:18px;color:var(--muted);font-size:.8rem;text-align:center}
.app{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.sidebar{background:#fff;border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 14px;position:sticky;top:0;height:100vh}.sidebar-brand{display:flex;align-items:center;gap:11px;padding:7px 10px 24px}.sidebar-brand>.material-symbols-outlined{color:var(--primary);font-size:30px}.sidebar-brand strong,.sidebar-brand small{display:block}.sidebar-brand small{color:var(--muted);font-size:.72rem;margin-top:2px}.sidebar nav{display:grid;gap:5px}.nav-item{width:100%;display:flex;align-items:center;gap:12px;border:0;background:transparent;color:#475569;padding:12px;border-radius:9px;text-align:left}.nav-item:hover{background:#f1f5f9}.nav-item.active{background:var(--primary-light);color:var(--primary-dark);font-weight:700}.logout{margin-top:auto}.main-content{min-width:0;padding:26px 30px}.topbar{min-height:58px;display:flex;align-items:center;gap:14px;margin-bottom:26px}.topbar h2{font-size:1.25rem}.topbar p{color:var(--muted);font-size:.85rem}.icon-btn{display:none;border:1px solid var(--border);background:#fff;width:42px;height:42px;border-radius:9px}.user-chip{margin-left:auto;display:flex;align-items:center;gap:9px;color:#475569;font-size:.85rem}.avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--primary-light);color:var(--primary-dark);font-weight:700}.view{display:none}.view.active-view{display:block}.welcome,.section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px}.eyebrow{display:block;color:var(--primary);font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px}.welcome h1,.section-heading h1{font-size:1.75rem;margin-bottom:5px}.welcome p,.section-heading p{color:var(--muted)}
.btn{min-height:44px;border:0;border-radius:9px;padding:0 17px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:#eef2f7;color:#334155}.btn.full{width:100%}.text-btn{border:0;background:transparent;color:var(--primary-dark);font-weight:700;padding:7px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}.stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px;display:flex;align-items:center;gap:13px;box-shadow:var(--shadow)}.stat-card>.material-symbols-outlined{color:var(--primary);background:var(--primary-light);border-radius:10px;padding:10px}.stat-card small,.stat-card strong{display:block}.stat-card small{color:var(--muted);font-size:.8rem}.stat-card strong{font-size:1.35rem}.warning-card>.material-symbols-outlined{color:var(--warning);background:#fff3e0}.content-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.panel-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:16px}.panel-header h3{font-size:1rem}.panel-header p{color:var(--muted);font-size:.8rem;margin-top:2px}.alert{display:flex;gap:11px;align-items:flex-start;padding:13px;border-left:4px solid var(--warning);background:#fff8ed;border-radius:8px;margin-bottom:10px}.alert .material-symbols-outlined{color:var(--warning)}.alert strong,.alert small{display:block}.alert small{color:var(--muted);font-size:.78rem}.success-alert{border-left-color:var(--success);background:#edf7ee}.success-alert .material-symbols-outlined{color:var(--success)}.action-card{width:100%;border:1px solid var(--border);background:#fff;padding:13px;margin-bottom:10px;border-radius:10px;display:flex;gap:12px;align-items:center;text-align:left}.action-card:hover{background:#f8fafc}.action-card>.material-symbols-outlined{color:var(--primary);background:var(--primary-light);border-radius:9px;padding:9px}.action-card strong,.action-card small{display:block}.action-card small{color:var(--muted)}
.toolbar{display:flex;gap:12px;margin-bottom:18px}.search-box{min-height:48px;flex:1;display:flex;align-items:center;gap:9px;padding:0 13px;background:#fff;border:1px solid var(--border);border-radius:10px}.search-box .material-symbols-outlined{color:var(--muted)}.search-box input{width:100%;border:0;outline:0;background:transparent;min-width:0}.toolbar select{width:190px}.table-panel{padding:0;overflow:hidden}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:14px 15px;text-align:left;border-bottom:1px solid var(--border);vertical-align:middle}th{background:#f8fafc;font-size:.78rem;color:#475569}td{font-size:.88rem}.status{display:inline-flex;padding:5px 9px;border-radius:999px;font-size:.75rem;font-weight:700}.status.ok{background:#e8f5e9;color:var(--success)}.status.low{background:#fff3e0;color:#b45309}.status.disabled-status{background:#eef2f7;color:#64748b}.actions-cell{white-space:nowrap}.table-action{border:0;background:var(--primary-light);color:var(--primary-dark);border-radius:8px;padding:7px 9px;font-weight:700;margin-right:5px}.danger-action{background:#fdecec;color:var(--danger)}.table-empty{text-align:center;color:var(--muted);padding:30px}
.pos-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.product-list{margin-top:16px;display:grid;gap:9px}.product-option{width:100%;border:1px solid var(--border);background:#fff;border-radius:10px;padding:13px;display:flex;justify-content:space-between;align-items:center;text-align:left}.product-option:hover{border-color:var(--primary);background:#f8fbff}.product-option strong,.product-option small{display:block}.product-option small{color:var(--muted)}.product-option .price{font-weight:700;color:var(--primary-dark);margin-left:15px}.empty-message{color:var(--muted);padding:18px 0}.cart-items{min-height:180px}.cart-row{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:12px 0;border-bottom:1px solid var(--border)}.cart-row small{display:block;color:var(--muted)}.qty{display:flex;align-items:center;gap:7px}.qty button{width:30px;height:30px;border:1px solid var(--border);background:#fff;border-radius:7px}.empty-state{min-height:180px;display:grid;place-content:center;text-align:center;color:var(--muted)}.empty-state .material-symbols-outlined{font-size:42px}.totals{margin:18px 0;padding-top:12px;border-top:1px solid var(--border)}.totals>div{display:flex;justify-content:space-between;padding:5px 0}.total-row{font-size:1.2rem;margin-top:6px}.total-row strong{color:var(--primary-dark)}
.client-item{padding:14px 0;border-bottom:1px solid var(--border)}.client-item:last-child{border-bottom:0}.client-item strong,.client-item small{display:block}.client-item small{color:var(--muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px 14px}.form-grid .full{grid-column:1/-1}.form-grid>.btn{margin-top:5px}
.modal{position:fixed;inset:0;background:rgba(15,23,42,.58);display:grid;place-items:center;padding:20px;z-index:50}.modal-card{position:relative;width:min(560px,100%);max-height:90vh;overflow:auto;background:#fff;border-radius:18px;padding:30px;box-shadow:0 25px 70px rgba(0,0,0,.2)}.modal-card h2{margin-bottom:5px}.modal-card>p{color:var(--muted);margin-bottom:22px}.modal-close{position:absolute;right:15px;top:15px;width:38px;height:38px;border:0;background:#f1f5f9;border-radius:50%}.success-modal{text-align:center}.success-icon{font-size:58px;color:var(--success);margin-bottom:10px}.modal-actions{display:flex;justify-content:center;gap:10px;margin-top:18px}.ticket{margin-top:18px;padding:17px;text-align:left;border:1px dashed #94a3b8;background:#fafafa;border-radius:8px;font-size:.83rem}.ticket-head{text-align:center;border-bottom:1px dashed #cbd5e1;padding-bottom:10px}.ticket-head strong,.ticket-head small{display:block}.ticket-meta{display:flex;justify-content:space-between;color:var(--muted);padding:9px 0}.ticket-items{border-bottom:1px dashed #cbd5e1}.ticket-items div,.ticket-total div{display:flex;justify-content:space-between;gap:12px;padding:5px 0}.ticket-total{padding-top:7px}.ticket-total>div:last-child{font-size:1rem;font-weight:700}.toast{position:fixed;right:25px;bottom:25px;z-index:100;background:#0f172a;color:#fff;padding:13px 17px;border-radius:10px;box-shadow:var(--shadow);transform:translateY(130px);opacity:0;transition:.25s}.toast.show{transform:translateY(0);opacity:1}
@media print{body>*{display:none!important}#saleModal{display:grid!important;position:static;background:#fff;padding:0}#saleModal .modal-card{box-shadow:none;max-height:none;width:100%;border-radius:0}#saleModal .modal-close,#saleModal .modal-actions{display:none}}
@media(max-width:1050px){.stats-grid{grid-template-columns:repeat(2,1fr)}.content-grid,.pos-grid{grid-template-columns:1fr}}
@media(max-width:800px){.app{grid-template-columns:1fr}.sidebar{position:fixed;z-index:40;transform:translateX(-100%);transition:transform .25s;box-shadow:10px 0 30px rgba(0,0,0,.15)}.sidebar.open{transform:translateX(0)}.main-content{grid-column:1;padding:18px}.icon-btn{display:grid;place-items:center}.user-chip span:last-child{display:none}.welcome,.section-heading{align-items:flex-start;flex-direction:column}.toolbar{flex-direction:column}.toolbar select{width:100%}.actions-cell{white-space:normal}}
@media(max-width:560px){.login-card{padding:28px 20px}.stats-grid{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:auto}.topbar{align-items:flex-start}.topbar h2{font-size:1.1rem}.welcome h1,.section-heading h1{font-size:1.65rem}.modal-actions{flex-direction:column}.modal-actions .btn{width:100%}}