@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--color-primary: #1e3a5f;--color-primary-dark: #14283f;--color-secondary: #2563eb;--color-secondary-dark: #1d4ed8;--color-accent: #059669;--color-background: #f8fafc;--color-surface: #ffffff;--color-foreground: #0f172a;--color-muted: #f1f3f5;--color-muted-foreground: #64748b;--color-border: #e4e7eb;--color-destructive: #dc2626;--color-destructive-bg: #fef2f2;--color-destructive-border: #fecaca;--color-success: #15803d;--color-success-bg: #f0fdf4;--color-success-border: #bbf7d0;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 4px 12px rgba(15, 23, 42, .08);--shadow-lg: 0 12px 32px rgba(15, 23, 42, .12);--transition-fast: .15s ease-out}*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--color-background);color:var(--color-foreground);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--color-secondary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-secondary-dark)}:focus-visible{outline:2px solid var(--color-secondary);outline-offset:2px}.app-shell{min-height:100vh;display:flex;flex-direction:column}.navbar{background:var(--color-primary);color:#fff;display:flex;align-items:center;padding:14px 24px;gap:20px;box-shadow:var(--shadow-md)}.navbar a{color:#ffffffb3;font-weight:500;font-size:.92rem;padding:6px 4px;border-bottom:2px solid transparent;transition:color var(--transition-fast),border-color var(--transition-fast)}.navbar a.active,.navbar a:hover{color:#fff;border-bottom-color:var(--color-accent)}.navbar .spacer{flex:1}.navbar button{background:#ffffff1a;color:#fff;border:1px solid rgba(255,255,255,.18);padding:7px 14px;border-radius:var(--radius-sm);cursor:pointer;font-size:.88rem;font-weight:500;transition:background var(--transition-fast)}.navbar button:hover{background:#fff3}.container{padding:28px 20px;max-width:1360px;margin:0 auto;width:100%}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:20px 24px;margin-bottom:18px;box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-fast)}h1,h2,h3{margin-top:0;font-weight:700;letter-spacing:-.01em}h1{font-size:1.6rem}h2{font-size:1.25rem}h3{font-size:1.05rem}form .field{margin-bottom:14px;display:flex;flex-direction:column;gap:5px}form label{font-size:.83rem;font-weight:600;color:var(--color-muted-foreground)}input,select,textarea{padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.95rem;font-family:inherit;background:var(--color-surface);color:var(--color-foreground);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-secondary);box-shadow:0 0 0 3px #2563eb26}button{font-family:inherit}button.primary{background:var(--color-secondary);color:#fff;border:none;padding:10px 20px;border-radius:var(--radius-sm);cursor:pointer;font-size:.95rem;font-weight:600;box-shadow:var(--shadow-sm);transition:background var(--transition-fast),transform var(--transition-fast)}button.primary:hover{background:var(--color-secondary-dark)}button.primary:active{transform:scale(.98)}button.primary:disabled{background:var(--color-muted);color:var(--color-muted-foreground);cursor:not-allowed;box-shadow:none}button.secondary{background:var(--color-muted);color:var(--color-foreground);border:1px solid var(--color-border);padding:10px 20px;border-radius:var(--radius-sm);cursor:pointer;font-size:.95rem;font-weight:500;transition:background var(--transition-fast),transform var(--transition-fast)}button.secondary:hover{background:#e7e9ec}button.secondary:active{transform:scale(.98)}button+button{margin-left:10px}button+table,table+button,h2+table,.bulk-toolbar+table{margin-top:18px}table{width:100%;border-collapse:collapse;font-size:.92rem;margin-top:10px;margin-bottom:6px}table th,table td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--color-border)}table th{font-weight:600;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-muted-foreground);background:var(--color-muted)}table tbody tr{transition:background var(--transition-fast)}table tbody tr:hover{background:var(--color-muted)}.books-table{table-layout:fixed}.books-table th,.books-table td{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.receipts-table{table-layout:fixed}.receipts-table th,.receipts-table td{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.receipts-actions{display:flex;align-items:center;gap:10px;overflow:visible}.books-table td:last-child,.books-table th:last-child{overflow:visible}.error-box{background:var(--color-destructive-bg);border:1px solid var(--color-destructive-border);color:var(--color-destructive);padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:14px;white-space:pre-wrap;font-size:.9rem}.success-box{background:var(--color-success-bg);border:1px solid var(--color-success-border);color:var(--color-success);padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:14px;font-size:.9rem}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.76rem;font-weight:600;letter-spacing:.01em}.badge.in_sale{background:#dbeafe;color:#1e40af}.badge.sold{background:#dcfce7;color:#15803d}.badge.written_off{background:#fee2e2;color:#b91c1c}.badge.reserved{background:#fef9c3;color:#92400e}.tier-row{display:flex;gap:8px;align-items:center;margin-bottom:6px}.scan-input{font-size:1.4rem;padding:16px;width:100%;text-align:center;border-radius:var(--radius-md)}.bulk-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--color-muted);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:10px 14px;margin-top:14px}.bulk-toolbar-count{flex:1 1 100%;font-size:.88rem;color:var(--color-muted-foreground)}.channel-select{position:relative;display:inline-block}.channel-select-trigger{display:flex;align-items:center;gap:6px;background:var(--color-muted);color:var(--color-foreground);border:1px solid var(--color-border);padding:6px 10px;border-radius:var(--radius-sm);cursor:pointer;font-size:.85rem;font-family:inherit;white-space:nowrap;max-width:180px;overflow:hidden;text-overflow:ellipsis;transition:background var(--transition-fast)}.channel-select-trigger:hover{background:#e7e9ec}.channel-select-caret{margin-left:auto;font-size:.7rem;color:var(--color-muted-foreground)}.channel-select-panel{position:absolute;z-index:30;top:calc(100% + 4px);left:0;min-width:200px;max-height:240px;overflow-y:auto;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);padding:6px}.channel-select-option{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:var(--radius-sm);font-size:.88rem;font-weight:400;cursor:pointer;white-space:nowrap}.channel-select-option:hover{background:var(--color-muted)}.channel-select-empty{padding:8px;font-size:.85rem;color:var(--color-muted-foreground)}.analytics-inline{background:var(--color-muted);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:14px 18px;margin:4px 0}@media (max-width: 1440px){body{font-size:15px}.navbar{padding:10px 18px;gap:16px}.container{padding:18px 16px;max-width:1220px}.card{padding:14px 18px;margin-bottom:14px}h1{font-size:1.35rem}h2{font-size:1.1rem}h3{font-size:.98rem}input,select,textarea{padding:8px 10px;font-size:.9rem}button.primary,button.secondary{padding:8px 16px;font-size:.88rem}table{font-size:.86rem}table th,table td{padding:8px 10px}.scan-input{font-size:1.2rem;padding:12px}}@media print{.no-print{display:none!important}body{background:#fff}}