:root{--bg-main:#0b0f19;--bg-card:#131b2e;--bg-card-hover:#1c2742;--bg-input:#1a233a;--border-color:#ffffff14;--border-focus:#0ea5e9;--text-main:#f8fafc;--text-muted:#94a3b8;--text-sub:#64748b;--primary:#0284c7;--primary-hover:#0369a1;--success:#10b981;--success-bg:#10b9811f;--warning:#f59e0b;--warning-bg:#f59e0b1f;--danger:#ef4444;--danger-bg:#ef44441f;--shadow:0 10px 25px -5px #0006, 0 8px 10px -6px #0000004d;--radius-lg:16px;--radius-md:10px;--radius-sm:6px}*{box-sizing:border-box;-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--bg-main);color:var(--text-main);min-height:100vh;overflow-x:hidden}.app-container{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--bg-card);border-right:1px solid var(--border-color);-webkit-user-select:none;user-select:none;flex-direction:column;width:260px;padding:20px 16px;display:flex}.main-content{background:radial-gradient(circle at top right, #0ea5e90d, transparent 400px), var(--bg-main);flex-direction:column;flex:1;display:flex;overflow-y:auto}.topbar{border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:20;background:#131b2eb3;justify-content:space-between;align-items:center;height:64px;padding:0 28px;display:flex;position:sticky;top:0}.nav-item{border-radius:var(--radius-md);color:var(--text-muted);cursor:pointer;align-items:center;gap:12px;margin-bottom:4px;padding:12px 14px;font-size:14px;font-weight:500;transition:all .2s;display:flex}.nav-item:hover{color:var(--text-main);background:#ffffff0d}.nav-item.active{background:var(--primary);color:#fff;font-weight:600;box-shadow:0 4px 12px #0284c759}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px}.card-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.card-title{letter-spacing:-.3px;font-size:18px;font-weight:700}.btn{border-radius:var(--radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 18px;font-size:14px;font-weight:600;transition:all .15s;display:inline-flex}.btn:active{transform:scale(.98)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{color:var(--text-main);background:#ffffff14}.btn-secondary:hover{background:#ffffff24}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}.form-group{margin-bottom:16px}.form-label{color:var(--text-muted);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.form-control{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-md);color:#fff;outline:none;width:100%;padding:10px 14px;font-size:14px;transition:border-color .2s}.form-control:focus{border-color:var(--border-focus)}.table-container{width:100%;overflow-x:auto}table{border-collapse:collapse;text-align:left;width:100%}th{text-transform:uppercase;color:var(--text-sub);border-bottom:1px solid var(--border-color);padding:12px 16px;font-size:12px}td{border-bottom:1px solid #ffffff0a;padding:14px 16px;font-size:14px}tr:hover td{background:#ffffff05}.badge{border-radius:9999px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-block}.badge-success{background:var(--success-bg);color:var(--success)}.badge-warning{background:var(--warning-bg);color:var(--warning)}.badge-danger{background:var(--danger-bg);color:var(--danger)}.badge-info{color:#38bdf8;background:#0ea5e91f}.pos-layout{grid-template-columns:1fr 380px;gap:20px;height:calc(100vh - 64px);padding:24px;display:grid;overflow:hidden}.pos-cart{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);flex-direction:column;display:flex;overflow:hidden}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;background:#000000bf;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:100%;max-width:500px;padding:28px;box-shadow:0 25px 50px -12px #000000b3}.ticket-preview{color:#000;background:#fff;border-radius:8px;max-width:340px;margin:0 auto;padding:20px;font-family:Courier New,Courier,monospace;font-size:13px;line-height:1.4;box-shadow:0 4px 15px #0003}@media print{body *{visibility:hidden}.printable-ticket,.printable-ticket *{visibility:visible}.printable-ticket{width:80mm;margin:0;padding:2mm;font-size:12px;position:absolute;top:0;left:0}}