.ftg-tool{--ftg-radius:12px;--ftg-accent:#0d9488;display:flex;flex-direction:column;gap:1.25rem;}
.ftg-canvas-card{width:100%;min-height:280px;background:var(--surface-muted,#f1f5f9);border-radius:var(--ftg-radius);overflow:hidden;border:1px solid var(--border,#e2e8f0);box-shadow:0 1px 3px rgba(0,0,0,.06);}
.ftg-canvas-card canvas{display:block;width:100%;height:auto;max-height:65vh;object-fit:contain;}
.ftg-params{display:flex;flex-direction:column;gap:0.75rem;padding:1.25rem;background:var(--surface,#fff);border-radius:var(--ftg-radius);border:1px solid var(--border,#e2e8f0);}
.ftg-params-title{font-size:0.6875rem;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;color:var(--text-muted,#64748b);}
.ftg-grid{display:grid;grid-template-columns:1fr;gap:1rem;}
.ftg-field{display:flex;flex-direction:column;gap:0.25rem;min-width:0;}
.ftg-field label{font-size:0.8125rem;font-weight:600;color:var(--text-main,#0f172a);}
.ftg-field input[type="range"]{width:100%;height:6px;accent-color:var(--ftg-accent);}
.ftg-field input[type="color"]{width:100%;height:40px;padding:2px;border:1px solid var(--border,#e2e8f0);border-radius:8px;cursor:pointer;background:#fff;}
.ftg-field select{width:100%;padding:0.5rem 0.75rem;font-size:0.875rem;border:1px solid var(--border,#e2e8f0);border-radius:8px;background:#fff;color:var(--text-main,#0f172a);}
.ftg-value{font-size:0.8125rem;color:var(--text-muted,#64748b);}
.ftg-actions{display:flex;flex-wrap:wrap;gap:0.5rem;}
.ftg-btn{padding:0.625rem 1rem;font-size:0.875rem;font-weight:600;border-radius:8px;border:none;cursor:pointer;transition:background .2s,color .2s,transform .05s;}
.ftg-btn:active{transform:scale(0.98);}
.ftg-btn-primary{background:var(--ftg-accent);color:#fff;}
.ftg-btn-primary:hover{background:#0f766e;}
.ftg-btn-secondary{background:#fff;color:var(--text-main,#0f172a);border:1px solid var(--border,#e2e8f0);}
.ftg-btn-secondary:hover{background:var(--surface-muted,#f1f5f9);}
.ftg-btn-ghost{background:transparent;color:var(--text-muted,#64748b);border:1px solid transparent;}
.ftg-btn-ghost:hover{color:var(--text-main,#0f172a);background:var(--surface-muted,#f1f5f9);}
.ftg-stats{display:flex;flex-wrap:wrap;gap:1rem;font-size:0.8125rem;color:var(--text-muted,#64748b);margin:0;padding-top:0.5rem;border-top:1px solid var(--border,#e2e8f0);}
.ftg-stats strong{color:var(--text-main,#0f172a);margin-right:0.2rem;}
.ftg-edu{margin-top:0.5rem;padding-top:1.25rem;border-top:1px solid var(--border,#e2e8f0);}
.ftg-edu-heading{font-size:1.125rem;font-weight:700;margin:0 0 0.5rem;color:var(--text-main,#0f172a);}
.ftg-edu-p{font-size:0.9375rem;line-height:1.55;margin:0 0 0.65rem;color:var(--text-muted,#475569);}
.ftg-edu-p:last-child{margin-bottom:0;}
@media (min-width:480px){.ftg-grid{grid-template-columns:repeat(2,1fr);}.ftg-field-full{grid-column:span 2;}}
@media (min-width:768px){.ftg-canvas-card{min-height:320px;}.ftg-canvas-card canvas{max-height:480px;}.ftg-grid{grid-template-columns:repeat(3,1fr);}.ftg-field-full{grid-column:span 1;}.ftg-params{padding:1.5rem;}}
@media (min-width:1024px){.ftg-grid{grid-template-columns:repeat(4,1fr);}.ftg-field-full{grid-column:span 1;}}