:root{--bg-primary:#0f172a;--bg-secondary:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-primary:#3b82f6;--accent-hover:#2563eb;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--glass-bg:#1e293bb3;--glass-border:#ffffff1a;--border-radius:12px;--transition:all .3s ease}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);background-image:radial-gradient(at 0 0,#3b82f626 0,#0000 50%),radial-gradient(at 100% 100%,#10b9811a 0,#0000 50%);min-height:100vh;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--border-radius);box-shadow:0 8px 32px #0000004d}.btn{cursor:pointer;transition:var(--transition);border:none;border-radius:8px;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.95rem;font-weight:500;display:inline-flex}.btn-primary{background-color:var(--accent-primary);color:#fff;box-shadow:0 4px 14px #3b82f663}.btn-primary:hover{background-color:var(--accent-hover);transform:translateY(-2px);box-shadow:0 6px 20px #3b82f666}.input-field{border:1px solid var(--glass-border);width:100%;color:var(--text-primary);transition:var(--transition);background:#0f172a99;border-radius:8px;outline:none;padding:.75rem 1rem}.input-field:focus{border-color:var(--accent-primary);box-shadow:0 0 0 2px #3b82f633}h1,h2,h3,h4,h5,h6{margin-bottom:1rem;font-weight:600;line-height:1.2}h1{font-size:2.5rem}h2{font-size:2rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s forwards fadeIn}@media print{body{color:#000!important;background:#fff!important}.glass-panel{box-shadow:none!important;filter:none!important;background:0 0!important;border:none!important}.btn,nav,header{display:none!important}main{padding:0!important}}.sales-report-container{background-color:#f8fafc;min-height:100vh;padding:24px;font-family:system-ui,-apple-system,sans-serif}.report-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.report-title{color:#1e293b;margin:0;font-size:1.5rem;font-weight:600}.filter-group{background:#fff;border-radius:8px;align-items:center;gap:12px;padding:12px 16px;display:flex;box-shadow:0 1px 3px #0000001a}.filter-input{color:#475569;border:1px solid #e2e8f0;border-radius:6px;outline:none;padding:8px 12px}.btn-filter{color:#fff;cursor:pointer;background:#4f46e5;border:none;border-radius:6px;padding:8px 16px;font-weight:500;transition:all .2s}.btn-filter:hover{background:#4338ca}.summary-cards{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:24px;display:grid}.card{background:#fff;border-radius:12px;padding:20px;box-shadow:0 1px 3px #0000001a}.card-title{color:#64748b;text-transform:uppercase;margin-bottom:8px;font-size:.875rem;font-weight:500}.card-value{color:#0f172a;font-size:1.5rem;font-weight:700}.card-value.success{color:#10b981}.card-value.primary{color:#4f46e5}.chart-container{background:#fff;border-radius:12px;margin-bottom:24px;padding:24px;box-shadow:0 1px 3px #0000001a}.table-container{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px #0000001a}.modern-table{border-collapse:collapse;text-align:left;width:100%}.modern-table th{color:#475569;background:#f8fafc;border-bottom:1px solid #e2e8f0;padding:16px;font-size:.875rem;font-weight:600}.modern-table td{color:#334155;border-bottom:1px solid #e2e8f0;padding:16px;font-size:.95rem}.modern-table tr:hover td{background-color:#f1f5f9}