.eav-panel{--eav-primary:var(--primary,#5e35b1);--eav-surface:var(--surface,#fff);--eav-border:var(--border,#e5e7eb);--eav-muted:var(--text-muted,#6b7280);background:var(--eav-surface);border:1px solid var(--eav-border);border-radius:16px;box-shadow:0 2px 16px rgba(0,0,0,.04);overflow:hidden;margin-bottom:2rem;}
.eav-input-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;padding:1.25rem 1.25rem 0;}
.eav-field{display:flex;flex-direction:column;gap:0.375rem;}
.eav-label{font-size:0.875rem;font-weight:600;color:var(--text-main,#111);}
.eav-input{width:100%;padding:0.75rem 1rem;font-size:1rem;line-height:1.5;color:var(--text-main,#111);background:var(--eav-surface);border:1px solid var(--eav-border);border-radius:10px;box-sizing:border-box;transition:border-color .15s,box-shadow .15s;}
.eav-input:focus{outline:none;border-color:var(--eav-primary);box-shadow:0 0 0 3px rgba(94,53,177,.12);}
.eav-input::-webkit-inner-spin-button,.eav-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0;}
.eav-samples{display:flex;flex-wrap:wrap;align-items:center;gap:0.5rem;padding:1rem 1.25rem 0;}
.eav-samples-label{font-size:0.8125rem;color:var(--eav-muted);margin-right:0.25rem;}
.eav-chip{padding:0.375rem 0.75rem;font-size:0.8125rem;font-weight:500;color:var(--eav-primary);background:transparent;border:1px solid var(--eav-border);border-radius:999px;cursor:pointer;transition:color .15s,background .15s,border-color .15s;}
.eav-chip:hover{color:#fff;background:var(--eav-primary);border-color:var(--eav-primary);}
.eav-actions{display:flex;flex-wrap:wrap;gap:0.5rem;padding:1rem 1.25rem;}
.eav-btn{padding:0.625rem 1.25rem;font-size:0.9375rem;font-weight:600;border:none;border-radius:10px;cursor:pointer;transition:background .15s,transform .08s;}
.eav-btn:active{transform:scale(0.98);}
.eav-btn-primary{background:var(--eav-primary);color:#fff;}
.eav-btn-primary:hover{filter:brightness(1.08);}
.eav-btn-secondary{background:var(--eav-border);color:var(--text-main,#111);}
.eav-btn-secondary:hover{background:#d1d5db;}
.eav-btn-ghost{background:transparent;color:var(--eav-muted);}
.eav-btn-ghost:hover{background:var(--eav-border);color:var(--text-main,#111);}
.eav-hint{font-size:0.8125rem;color:var(--eav-muted);padding:0 1.25rem 1rem;margin:0;}
.eav-result{display:flex;flex-wrap:wrap;align-items:baseline;gap:0.5rem;padding:1rem 1.25rem;background:linear-gradient(135deg,rgba(94,53,177,.06),rgba(94,53,177,.02));border-top:1px solid var(--eav-border);}
.eav-result[hidden]{display:none;}
.eav-result-label{font-size:0.8125rem;font-weight:600;color:var(--eav-muted);}
.eav-result-value{font-size:2rem;font-weight:800;color:var(--eav-primary);letter-spacing:-0.02em;line-height:1.1;}
.eav-result-meta{font-size:0.875rem;color:var(--eav-muted);margin:0.25rem 0 0;width:100%;}
.eav-viz{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--eav-border);}
@media (min-width:768px){.eav-viz{grid-template-columns:1fr 1fr;}}
.eav-steps-wrap{padding:1.25rem;background:var(--eav-surface);border-bottom:1px solid var(--eav-border);}
@media (min-width:768px){.eav-steps-wrap{border-bottom:none;border-right:1px solid var(--eav-border);}}
.eav-steps-head{font-size:1rem;font-weight:600;margin:0 0 0.75rem 0;color:var(--text-main,#111);}
.eav-steps-list{max-height:280px;overflow-y:auto;-webkit-overflow-scrolling:touch;}
.eav-empty{font-size:0.9375rem;color:var(--eav-muted);margin:0;}
.eav-step-item{font-size:0.875rem;padding:0.75rem 1rem;margin-bottom:0.5rem;background:var(--surface-muted,#f9fafb);border-radius:8px;border-left:3px solid var(--eav-border);line-height:1.5;}
.eav-step-item.eav-step-active{border-left-color:var(--eav-primary);background:rgba(94,53,177,.06);}
.eav-step-item.eav-step-final{border-left-color:#059669;background:rgba(5,150,105,.06);}
.eav-canvas-wrap{padding:1.25rem;background:#fafbfc;display:flex;flex-direction:column;align-items:center;}
.eav-canvas-head{font-size:1rem;font-weight:600;margin:0 0 0.75rem 0;color:var(--text-main,#111);align-self:flex-start;}
.eav-canvas-inner{width:100%;max-width:360px;aspect-ratio:1;background:#fff;border-radius:12px;overflow:hidden;border:1px solid var(--eav-border);}
.eav-canvas-inner canvas{display:block;width:100%;height:100%;}
.eav-canvas-hint{font-size:0.8125rem;color:var(--eav-muted);margin:0.75rem 0 0;text-align:center;max-width:320px;}
.eav-did-you-know{background:var(--surface-muted,#f9fafb);border-radius:12px;padding:1.25rem;margin-bottom:2rem;border:1px solid var(--eav-border);}
.eav-dyk-head{font-size:1.125rem;font-weight:600;margin:0 0 0.5rem 0;color:var(--text-main,#111);}
.eav-dyk-p{font-size:0.9375rem;color:var(--eav-muted);line-height:1.65;margin:0;}
.eav-use-cases{margin-bottom:2rem;}
.eav-uc-head{font-size:1.125rem;font-weight:600;margin:0 0 0.75rem 0;color:var(--text-main,#111);}
.eav-uc-list{font-size:0.9375rem;color:var(--eav-muted);line-height:1.65;margin:0;padding-left:1.25rem;}
.eav-uc-list li{margin-bottom:0.5rem;}
.eav-uc-list a{color:var(--eav-primary);}