.bln-tool{display:flex;flex-direction:column;height:72vh;min-height:520px;border:1px solid hsl(var(--border));border-radius:14px;overflow:hidden;background:hsl(var(--card));box-shadow:0 12px 40px -12px #0000008c}.bln-toolbar{display:flex;flex-direction:column;padding:10px 14px;background:#212836;border-bottom:1px solid hsl(var(--border))}.bln-toolbar-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px}.bln-toolbar-row+.bln-toolbar-row{margin-top:10px;padding-top:10px;border-top:1px solid hsl(var(--border))}.bln-modegroup{display:inline-flex;align-items:center;gap:8px}.bln-group{display:inline-flex;align-items:center;gap:6px}.bln-sep{width:1px;align-self:stretch;min-height:26px;background:hsl(var(--border));margin:0 2px}.bln-group-label{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:hsl(var(--muted-foreground));margin-right:2px;-webkit-user-select:none;-moz-user-select:none;user-select:none}.bln-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:32px;padding:0 10px;font-size:13px;font-weight:600;color:hsl(var(--foreground));background:#333a47;border:1px solid hsl(var(--border));border-radius:8px;cursor:pointer;transition:background .12s ease,border-color .12s ease,opacity .12s ease;white-space:nowrap}.bln-btn:hover:not(:disabled){background:#404859;border-color:#515c70}.bln-btn:disabled{opacity:.4;cursor:not-allowed}.bln-btn--icon{width:32px;padding:0}.bln-btn--primary{background:hsl(var(--primary));border-color:hsl(var(--primary));color:#fff}.bln-btn--primary:hover:not(:disabled){background:#007af5;border-color:#007af5}.bln-segment{display:inline-flex;border:1px solid hsl(var(--border));border-radius:8px;overflow:hidden}.bln-segment .bln-btn{border:none;border-radius:0;background:#333a47}.bln-segment .bln-btn+.bln-btn{border-left:1px solid hsl(var(--border))}.bln-segment .bln-btn.is-active{background:hsl(var(--primary));color:#fff}.bln-page{font-size:13px;font-variant-numeric:tabular-nums;color:hsl(var(--muted-foreground));min-width:38px;text-align:center}.bln-field{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:hsl(var(--muted-foreground))}.bln-color{width:28px;height:28px;padding:0;border:1px solid hsl(var(--border));border-radius:6px;background:none;cursor:pointer}.bln-range{width:92px;accent-color:hsl(var(--primary));cursor:pointer}.bln-size-val{font-variant-numeric:tabular-nums;color:hsl(var(--foreground));min-width:30px}.bln-canvas{flex:1;position:relative;background:linear-gradient(hsl(220 14% 92%) 1px,transparent 1px) 0 0 / 24px 24px,linear-gradient(90deg,hsl(220 14% 92%) 1px,transparent 1px) 0 0 / 24px 24px,#f7f8fa}.bln-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;padding:28px;color:#6b7280;font-size:15px}.bln-error{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;padding:28px;color:#b91c1c;font-weight:600}@media (max-width: 640px){.bln-tool{height:64vh;min-height:440px}.bln-group-label{display:none}.bln-toolbar{padding:8px 10px}.bln-toolbar-row{justify-content:center;gap:6px 10px}.bln-modegroup .bln-sep{display:none}}