:root{--bg: #ffffff;--bg-alt: #f8fafc;--bg-elev: #ffffff;--border: #e2e8f0;--text: #0f172a;--text-muted: #475569;--text-soft: #64748b;--primary: #0ea5e9;--primary-hover: #0284c7;--primary-soft: #e0f2fe;--success: #10b981;--success-soft: #d1fae5;--warning: #f59e0b;--warning-soft: #fef3c7;--danger: #dc2626;--danger-soft: #fee2e2;--mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;--sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--radius: 12px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 4px 16px rgba(15, 23, 42, .08);--shadow-lg: 0 12px 40px rgba(15, 23, 42, .1)}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--sans);color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;font-feature-settings:"cv02","cv03","cv04","cv11"}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover);text-decoration:underline}.container{max-width:1100px;margin:0 auto;padding:0 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.code-card-copy{opacity:1;background:var(--success);color:#fff}.section-title{font-size:1.375rem;margin:32px 0 16px;font-weight:700;letter-spacing:-.02em}@media print{.site-header,.admin-sidebar,.toolbar,.batch-card,#codes-table,.site-footer,.no-print{display:none!important}.admin-wrap{grid-template-columns:1fr!important}.admin-content{padding:0!important}body{background:#fff!important}.code-grid{grid-template-columns:repeat(3,1fr)!important;gap:8px!important}.code-card{border:1px solid #000!important;box-shadow:none!important;page-break-inside:avoid;break-inside:avoid}.code-card-brand{color:#000!important}.code-card-copy{display:none!important}}.admin-sidebar{background:var(--bg-alt);border-right:1px solid var(--border);padding:32px 0}.admin-sidebar nav{display:flex;flex-direction:column}.admin-sidebar a{padding:12px 24px;color:var(--text-muted);font-weight:500;border-left:3px solid transparent}.admin-sidebar a:hover{background:#fff;color:var(--text);text-decoration:none}.admin-sidebar a.active{background:#fff;color:var(--primary);border-left-color:var(--primary)}.admin-sidebar .logout{margin-top:auto;padding-top:32px}.admin-content{padding:32px 40px}.admin-content h1{margin:0 0 8px;font-size:1.75rem}.admin-content .sub{color:var(--text-muted);margin:0 0 32px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:32px}.stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px}.stat .label{color:var(--text-muted);font-size:.8125rem;font-weight:500;margin-bottom:8px;text-transform:uppercase;letter-spacing:.05em}.stat .value{font-size:2rem;font-weight:700;letter-spacing:-.02em;line-height:1}.stat.alert .value{color:var(--danger)}.stat.success .value{color:var(--success)}.stat.primary .value{color:var(--primary)}table{width:100%;border-collapse:collapse;font-size:.9375rem}th{text-align:left;padding:12px 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var(--border)}.admin-content{padding:24px 20px}.batch-row,.batch-row:first-child{grid-template-columns:1fr}.code-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}}