:root{--bg:#0f0f12;--surface:#1a1a20;--border:#2a2a32;--text:#e8e8ec;--muted:#888;--primary:#d4af37;--primary-dim:#b8860b;--danger:#e74c3c;--warning:#f39c12;}*{box-sizing:border-box;}body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);margin:0;min-height:100vh;}a{color:var(--primary);text-decoration:none;}a:hover{text-decoration:underline;}.layout{display:flex;min-height:100vh;position:relative;}.sidebar{width:230px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:1rem;flex-shrink:0;}.admin-burger{display:none;background:none;border:none;color:var(--text);cursor:pointer;padding:0.5rem;font-size:1.25rem;line-height:1;}@media (max-width:768px){.admin-burger{display:block;position:fixed;top:0.5rem;left:0.5rem;z-index:1001;}.sidebar{position:fixed;left:0;top:0;bottom:0;z-index:1000;transform:translateX(-100%);transition:transform 0.25s ease;}.sidebar.open{transform:translateX(0);}.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:999;}.sidebar.open+.sidebar-overlay{display:block;}.main-content{margin-left:0;}}.sidebar-logo{margin-bottom:1rem;}.sidebar-logo img{display:block;max-width:100%;height:48px;width:auto;object-fit:contain;margin-left:auto;margin-right:auto;}.sidebar-nav{display:flex;flex-direction:column;gap:0.35rem;}.sidebar-nav a{display:flex;align-items:center;gap:0.5rem;padding:0.45rem 0.6rem;border-radius:8px;font-size:0.9rem;color:var(--muted);}.sidebar-nav a .icon{width:1.2rem;text-align:center;}.sidebar-nav a:hover{background:var(--border);color:var(--primary);text-decoration:none;}.sidebar-nav a.active{background:var(--primary);color:var(--bg);}.sidebar-user{margin-top:auto;font-size:0.8rem;color:var(--muted);}.sidebar-user .user-name{font-weight:600;color:var(--text);}.sidebar-user .btn-sm{display:inline-block;margin-top:0.4rem;padding:0.3rem 0.6rem;font-size:0.8rem;}.main-content{padding:1.5rem;max-width:1400px;margin:0 auto;flex:1;}.main-footer{text-align:center;padding:1rem;color:var(--muted);font-size:0.85rem;border-top:1px solid var(--border);}.user-info{color:var(--muted);font-size:0.9rem;margin-left:0.5rem;}.muted{color:var(--muted);font-size:0.9rem;}.pos-toolbar{display:flex;flex-wrap:wrap;align-items:flex-end;gap:0.75rem 1.5rem;}.pos-toolbar .pos-search-input{max-width:280px;padding:0.5rem 0.75rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);}.pos-product.hidden{display:none;}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;}.login-box{background:var(--surface);padding:2rem;border-radius:12px;border:1px solid var(--border);width:100%;max-width:360px;}.login-box h1{margin:0 0 0.25rem;color:var(--primary);}.login-logo-link{display:block;margin:0 auto 1rem;text-align:center;}.login-page .login-box img.login-logo{display:block;max-width:100%;height:80px;width:auto;object-fit:contain;margin:0 auto;}.login-box .subtitle{color:var(--muted);margin:0 0 1.5rem;}.login-box .error{color:var(--danger);margin-bottom:1rem;}.login-box input{width:100%;padding:0.75rem;margin-bottom:0.75rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);}.login-box button{width:100%;padding:0.75rem;background:var(--primary);color:var(--bg);border:none;border-radius:8px;font-weight:600;cursor:pointer;}.login-box button:hover{background:var(--primary-dim);}.btn{display:inline-block;padding:0.5rem 1rem;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-size:0.95rem;}.btn:hover{background:var(--border);}.btn-primary{background:var(--primary);color:var(--bg);border-color:var(--primary);}.btn-primary:hover{background:var(--primary-dim);text-decoration:none;}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger);}.btn-download-report{margin-left:auto;white-space:nowrap;}.dashboard-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem;margin-bottom:2rem;}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1.25rem;}.card h3{margin:0 0 0.5rem;font-size:0.9rem;color:var(--muted);}.card .big{font-size:1.5rem;font-weight:700;color:var(--primary);margin:0;}.quick-links{display:flex;flex-wrap:wrap;gap:0.75rem;}.dashboard-tables{display:grid;gap:1.5rem;margin:1.5rem 0;}.dashboard-section h3{margin:0 0 0.75rem;font-size:1rem;color:var(--muted);}.sales-chart{display:flex;align-items:flex-end;gap:4px;padding:0.5rem 0;}.sales-bar{flex:1;min-width:6px;background:var(--primary);border-radius:4px 4px 0 0;position:relative;}.sales-bar span.label{position:absolute;bottom:-1.1rem;left:50%;transform:translateX(-50%);font-size:0.6rem;color:var(--muted);}.sales-bar span.value{position:absolute;top:-1.1rem;left:50%;transform:translateX(-50%);font-size:0.6rem;color:var(--muted);}.table-wrap{overflow-x:auto;}table{width:100%;border-collapse:collapse;}.report-sale-row:hover{background:var(--border);}.info-table th{text-align:left;color:var(--muted);font-weight:500;}.info-table td{padding-left:0.5rem;}.info-table tr{border-bottom:1px solid var(--border);}.info-table th,.info-table td{padding:0.35rem 0;}th,td{padding:0.6rem 0.75rem;text-align:left;border-bottom:1px solid var(--border);}th{background:var(--surface);color:var(--muted);font-weight:600;font-size:0.85rem;}tr:hover{background:rgba(255,255,255,0.02);}.actions{display:flex;gap:0.5rem;}.report-filters{display:flex;flex-wrap:wrap;align-items:center;gap:0.5rem;margin-bottom:1rem;}.report-filters .date-range{display:inline-flex;align-items:center;gap:0.35rem;}.report-filters .date-range.is-hidden{display:none;}.form-group{margin-bottom:1rem;}.form-group label{display:block;margin-bottom:0.35rem;color:var(--muted);font-size:0.9rem;}.form-group input,.form-group select,.form-group textarea{width:100%;padding:0.6rem 0.75rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);}.form-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;}.page-title{margin:0 0 1.5rem;font-size:1.5rem;}.page-subtitle{display:block;font-size:0.85rem;color:var(--muted);margin-top:0.25rem;}.pos-layout{display:grid;grid-template-columns:1fr 420px;gap:1.5rem;min-height:70vh;}.pos-products{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:0.75rem;align-content:start;}.pos-product{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:0.75rem;cursor:pointer;text-align:center;transition:transform 0.15s,border-color 0.15s;}.pos-product:hover{border-color:var(--primary);transform:translateY(-2px);}.pos-product .name{font-weight:600;font-size:0.9rem;margin-bottom:0.25rem;}.pos-product .price{color:var(--primary);font-size:0.95rem;}.pos-price-slash{text-decoration:line-through;color:var(--muted);font-size:0.85rem;margin-right:0.25rem;}.pos-product .qty{color:var(--muted);font-size:0.8rem;}.pos-cart{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1rem;position:sticky;top:1rem;}.pos-cart h3{margin:0 0 1rem;font-size:1rem;}.cart-items-wrap{max-height:280px;overflow-y:auto;margin-bottom:1rem;}.cart-table{width:100%;border-collapse:collapse;font-size:0.9rem;}.cart-table th,.cart-table td{padding:0.4rem 0.35rem;border-bottom:1px solid var(--border);text-align:left;vertical-align:middle;}.cart-table .cart-th-qty,.cart-table .cart-td-qty{text-align:center;width:60px;}.cart-table .cart-th-price,.cart-table .cart-td-price{text-align:right;white-space:nowrap;}.cart-table .cart-td-name{max-width:140px;}.cart-table .cart-td-remove{width:32px;text-align:center;}.cart-qty{width:40px;box-sizing:border-box;text-align:center;padding:0.25rem;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--text);}.cart-btn-remove{width:24px;height:24px;padding:0;line-height:1;font-size:1rem;min-width:24px;}.cart-total{font-size:1.25rem;font-weight:700;color:var(--primary);margin:1rem 0;}.pos-payment-row{margin-bottom:0.75rem;}.pos-payment-row label{display:block;font-size:0.85rem;color:var(--muted);margin-bottom:0.25rem;}.pos-payment-select{width:100%;padding:0.5rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);}.pos-cart .btn{width:100%;margin-top:0.5rem;}.pos-cart .btn:disabled{opacity:0.5;cursor:not-allowed;}.alert{padding:0.75rem 1rem;border-radius:8px;margin-bottom:1rem;}.alert-success{background:rgba(212,175,55,0.15);border:1px solid var(--primary);color:var(--primary);}.alert-error{background:rgba(231,76,60,0.15);border:1px solid var(--danger);color:var(--danger);}.report-filters{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end;margin-bottom:1.5rem;}.report-filters select,.report-filters input{padding:0.5rem 0.75rem;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text);}.summary-row{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:1.5rem;align-items:stretch;}.summary-box{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1.25rem;min-width:200px;flex:1 1 0;display:flex;flex-direction:column;justify-content:space-between;}.summary-box .label{color:var(--muted);font-size:0.85rem;}.summary-box .value{font-size:1.5rem;font-weight:700;color:var(--primary);}