@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";
:root{--bg-primary:#f4f5fa;--bg-secondary:#fff;--bg-card:#fff;--bg-card-hover:#f0f1f8;--bg-sidebar:#fff;--bg-input:#f4f5fa;--border:#e2e4ef;--border-light:#ebedf5;--text-primary:#171932;--text-secondary:#565b7c;--text-muted:#9298b4;--accent:#6c63ff;--accent-light:#574ee0;--accent-glow:#6c63ff2e;--accent-soft:#6c63ff1a;--success:#16a34a;--success-soft:#16a34a1f;--warning:#d97706;--warning-soft:#d977061f;--danger:#dc2626;--danger-soft:#dc26261a;--info:#0284c7;--info-soft:#0284c71a;--sidebar-width:260px;--topbar-height:64px;--radius:12px;--radius-sm:8px;--radius-lg:16px;--shadow:0 4px 24px #17193214;--shadow-lg:0 8px 40px #17193224;--backdrop:#17193273}[data-theme=dark]{--bg-primary:#0a0a0f;--bg-secondary:#111118;--bg-card:#16161f;--bg-card-hover:#1c1c28;--bg-sidebar:#0d0d14;--bg-input:#1a1a24;--border:#2a2a3a;--border-light:#222230;--text-primary:#f0f0ff;--text-secondary:#9090b0;--text-muted:#5a5a78;--accent:#6c63ff;--accent-light:#8b85ff;--accent-glow:#6c63ff40;--accent-soft:#6c63ff1f;--success:#22c55e;--success-soft:#22c55e1f;--warning:#f59e0b;--warning-soft:#f59e0b1f;--danger:#ef4444;--danger-soft:#ef44441f;--info:#38bdf8;--info-soft:#38bdf81f;--shadow:0 4px 24px #0006;--shadow-lg:0 8px 40px #00000080;--backdrop:#000000b3}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,system-ui,sans-serif;line-height:1.6}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}h1{font-size:1.875rem;font-weight:700;line-height:1.2}h2{font-size:1.5rem;font-weight:600}h3{font-size:1.25rem;font-weight:600}h4{font-size:1.1rem;font-weight:500}.app-shell{min-height:100vh;display:flex}.main-content{margin-left:var(--sidebar-width);flex-direction:column;flex:1;min-height:100vh;display:flex}.page-content{margin-top:var(--topbar-height);flex:1;padding:2rem;overflow-x:hidden}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;transition:border-color .2s,box-shadow .2s}.card:hover{border-color:var(--border-light)}.card-lg{padding:2rem}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);align-items:flex-start;gap:1rem;padding:1.5rem;transition:all .2s;display:flex}.stat-card:hover{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent-glow), var(--shadow);transform:translateY(-2px)}.stat-icon{border-radius:var(--radius-sm);flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.stat-value{font-size:1.75rem;font-weight:700;line-height:1}.stat-label{color:var(--text-secondary);margin-top:.25rem;font-size:.8rem}.stat-change{align-items:center;gap:.25rem;margin-top:.5rem;font-size:.78rem;display:flex}.stat-change.up{color:var(--success)}.stat-change.down{color:var(--danger)}.btn{border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;border:none;align-items:center;gap:.5rem;padding:.5rem 1.125rem;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .15s;display:inline-flex}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-light);box-shadow:0 4px 16px var(--accent-glow);transform:translateY(-1px)}.btn-secondary{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--accent)}.btn-danger{background:var(--danger-soft);color:var(--danger);border:1px solid #ef444433}.btn-danger:hover{background:var(--danger);color:#fff}.btn-success{background:var(--success-soft);color:var(--success);border:1px solid #22c55e33}.btn-success:hover{background:var(--success);color:#fff}.btn-warning{background:var(--warning-soft);color:var(--warning);border:1px solid #d9770640}.btn-warning:hover{background:var(--warning);color:#fff}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover{background:var(--bg-input);color:var(--text-primary)}.btn-sm{padding:.375rem .75rem;font-size:.8rem}.btn-lg{padding:.75rem 1.5rem;font-size:1rem}.btn-icon{justify-content:center;width:36px;height:36px;padding:.5rem}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.input-group{flex-direction:column;gap:.375rem;display:flex}.input-label{color:var(--text-secondary);font-size:.8rem;font-weight:500}.input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);outline:none;width:100%;padding:.625rem .875rem;font-family:inherit;font-size:.875rem;transition:border-color .15s,box-shadow .15s}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.input::placeholder{color:var(--text-muted)}.input-error{border-color:var(--danger)!important}.input-hint{color:var(--text-muted);font-size:.75rem}.input-hint.error{color:var(--danger)}.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239090b0'%3E%3Cpath 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th{background:var(--bg-secondary);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:.75rem 1rem;font-size:.75rem;font-weight:600}.table td{border-bottom:1px solid var(--border-light);vertical-align:middle;color:var(--text-primary);padding:.875rem 1rem}.table tr:last-child td{border-bottom:none}.table tbody tr{transition:background .1s}.table tbody tr:hover{background:var(--bg-card-hover)}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border);z-index:50;flex-direction:column;height:100vh;padding:0 0 1rem;display:flex;position:fixed;top:0;left:0;overflow-y:auto}.sidebar-logo{border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:.75rem;padding:1.25rem 1.5rem;display:flex}.sidebar-logo-icon{background:var(--accent);border-radius:10px;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.1rem;display:flex}.sidebar-logo-text{font-size:1.1rem;font-weight:700}.sidebar-logo-sub{color:var(--text-muted);font-size:.7rem}.sidebar-section{padding:1rem .75rem .25rem}.sidebar-section-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding:0 .75rem .5rem;font-size:.65rem;font-weight:700}.sidebar-item{border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;background:0 0;border:none;align-items:center;gap:.75rem;width:100%;padding:.6rem .75rem;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .15s;display:flex}.sidebar-item:hover{background:var(--bg-input);color:var(--text-primary)}.sidebar-item.active{background:var(--accent-soft);color:var(--accent-light)}.sidebar-item.active .sidebar-icon{color:var(--accent)}.sidebar-icon{flex-shrink:0;width:18px;height:18px}.sidebar-badge{margin-left:auto}.topbar{top:0;left:var(--sidebar-width);height:var(--topbar-height);background:var(--bg-secondary);border-bottom:1px solid var(--border);z-index:40;justify-content:space-between;align-items:center;padding:0 1.5rem;display:flex;position:fixed;right:0}.topbar-left{align-items:center;gap:1rem;display:flex}.topbar-right{align-items:center;gap:.75rem;display:flex}.topbar-title{font-size:1rem;font-weight:600}.avatar{background:var(--accent-soft);border:2px solid var(--accent);width:36px;height:36px;color:var(--accent-light);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.8rem;font-weight:600;display:flex}.page-header{margin-bottom:1.5rem}.page-header h1{font-size:1.5rem}.page-header p{color:var(--text-secondary);margin-top:.25rem;font-size:.875rem}.page-header-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;display:flex}.grid-stats{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;display:grid}.grid-2{grid-template-columns:repeat(2,1fr);gap:1.5rem;display:grid}.grid-3{grid-template-columns:repeat(3,1fr);gap:1rem;display:grid}.grid-4{grid-template-columns:repeat(4,1fr);gap:1rem;display:grid}.modal-backdrop{background:var(--backdrop);z-index:100;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);justify-content:center;align-items:center;padding:1rem;animation:.15s fadeIn;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:520px;max-height:90vh;box-shadow:var(--shadow-lg);padding:1.5rem;animation:.2s slideUp;overflow-y:auto}.modal-lg{max-width:720px}.modal-xl{max-width:960px}.modal-header{justify-content:space-between;align-items:center;margin-bottom:1.25rem;display:flex}.modal-title{font-size:1.1rem;font-weight:600}.modal-footer{border-top:1px solid var(--border);justify-content:flex-end;gap:.75rem;margin-top:1.5rem;padding-top:1rem;display:flex}.alert{border-radius:var(--radius-sm);border:1px solid;padding:.875rem 1rem;font-size:.875rem;line-height:1.5}.alert-success{background:var(--success-soft);color:var(--success);border-color:#22c55e4d}.alert-warning{background:var(--warning-soft);color:var(--warning);border-color:#f59e0b4d}.alert-danger{background:var(--danger-soft);color:var(--danger);border-color:#ef44444d}.alert-info{background:var(--info-soft);color:var(--info);border-color:#38bdf84d}.pos-layout{height:calc(100vh - var(--topbar-height) - 2rem);grid-template-columns:1fr 380px;gap:1.5rem;display:grid}.pos-cart{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;display:flex;overflow:hidden}.pos-products{overflow-y:auto}.cart-item{border-bottom:1px solid var(--border-light);align-items:center;gap:.75rem;padding:.75rem 1rem;display:flex}.cart-item:last-child{border-bottom:none}.cart-total{border-top:1px solid var(--border);background:var(--bg-secondary);padding:1rem}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.spinner{animation:.8s linear infinite spin}.pulse{animation:2s ease-in-out infinite pulse}.skeleton{background:linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.5s infinite shimmer}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.w-full{width:100%}.text-sm{font-size:.875rem}.text-xs{font-size:.75rem}.text-muted{color:var(--text-secondary)}.text-right{text-align:right}.font-bold{font-weight:700}.font-semibold{font-weight:600}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.divider{border:none;border-top:1px solid var(--border);margin:1rem 0}:root{--accent-blue:var(--info);--accent-green:var(--success);--accent-yellow:var(--warning);--accent-red:var(--danger)}.page-container{display:block}.page-header:not(:has(.page-header-row)){flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;display:flex}.page-title{font-size:1.5rem;font-weight:700;line-height:1.2}.page-subtitle{color:var(--text-secondary);margin-top:.25rem;font-size:.875rem}.table-container{border-radius:var(--radius);border:1px solid var(--border);overflow-x:auto}.modal-overlay{background:var(--backdrop);z-index:100;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);justify-content:center;align-items:center;padding:1rem;animation:.15s fadeIn;display:flex;position:fixed;inset:0}.modal-body{flex-direction:column;gap:1rem;display:flex}.modal-close{cursor:pointer;color:var(--text-secondary);border-radius:var(--radius-sm);background:0 0;border:none;padding:.35rem .6rem;font-size:1.25rem;line-height:1}.modal-close:hover{background:var(--bg-input);color:var(--text-primary)}.form-group{flex-direction:column;gap:.375rem;display:flex}.form-label{color:var(--text-secondary);font-size:.8rem;font-weight:500}.form-input,.form-select{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);outline:none;width:100%;padding:.625rem .875rem;font-family:inherit;font-size:.875rem;transition:border-color .15s,box-shadow .15s}.form-input:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.form-input::placeholder{color:var(--text-muted)}.form-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239090b0'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");background-position:right .75rem center;background-repeat:no-repeat;background-size:16px;padding-right:2.5rem}.loading-spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:28px;height:28px;margin:2.5rem auto;animation:.8s linear infinite spin}@media (max-width:1024px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){:root{--sidebar-width:0px}.sidebar{transform:translate(-260px)}.grid-2,.grid-3,.grid-4,.pos-layout{grid-template-columns:1fr}}