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28px);padding:9px 16px;font-size:13px;line-height:1.4;display:flex;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}.bt-hint button{color:#cfe5c8;font:inherit;text-underline-offset:3px;cursor:pointer;pointer-events:auto;background:0 0;border:0;padding:0;font-weight:700;text-decoration:underline}.bt-panel{flex-direction:column;gap:16px;padding:6px 4px;display:flex}.bt-group{border:0;margin:0;padding:0}.bt-group legend,.bt-slider>span{letter-spacing:.04em;text-transform:uppercase;width:100%;color:var(--lp-muted);justify-content:space-between;margin-bottom:8px;font-size:12px;font-weight:700;display:flex}.bt-slider output{font-variant-numeric:tabular-nums;color:var(--lp-text)}.bt-slider input{width:100%;accent-color:var(--design-surface)}.bt-segment{background:var(--lp-canvas);border:1px solid var(--lp-line-soft);border-radius:14px;grid-template-columns:1fr 1fr;gap:4px;padding:4px;display:grid}.bt-segment.three{grid-template-columns:repeat(3,1fr)}.bt-segment button{min-height:36px;color:var(--lp-muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:10px;justify-content:center;align-items:center;gap:6px;padding:6px 8px;font-size:13px;font-weight:600;line-height:1.2;display:inline-flex}.bt-segment button:hover{color:var(--lp-text)}.bt-segment button[aria-pressed=true]{background:var(--lp-surface);color:var(--lp-text);box-shadow:0 1px 2px #0f172a14, 0 0 0 1px var(--lp-line-soft)}.bt-history{align-items:center;gap:6px;display:flex}.bt-icon,.bt-text,.bt-compare,.bt-new{border:1px solid var(--lp-line-soft);background:var(--lp-surface);color:var(--lp-text);font:inherit;cursor:pointer;border-radius:999px;justify-content:center;align-items:center;gap:6px;font-size:13px;font-weight:600;display:inline-flex}.bt-icon{width:36px;height:36px}.bt-text{height:36px;margin-left:auto;padding:0 14px}.bt-compare{-webkit-user-select:none;user-select:none;touch-action:none;height:40px}.bt-compare[aria-pressed=true]{background:var(--lp-canvas)}.bt-new{height:36px;color:var(--lp-muted);background:0 0;border-color:#0000}.bt-icon:hover:not(:disabled),.bt-text:hover:not(:disabled),.bt-compare:hover,.bt-new:hover{background:var(--lp-canvas);color:var(--lp-text)}.bt-icon:disabled,.bt-text:disabled,.bt-download:disabled{opacity:.45;cursor:not-allowed}.bt-download{cursor:pointer;width:100%}.bt-panel :is(button,input):focus-visible{outline:2px solid var(--ring);outline-offset:2px}.bt-note,.bt-privacy,.bt-error{color:var(--lp-muted);margin:0;font-size:12.5px;line-height:1.5}.bt-privacy{align-items:flex-start;gap:6px;display:flex}.bt-privacy svg{color:var(--lp-accent-text);flex-shrink:0;margin-top:2px}.bt-error{color:var(--destructive,#c2410c)}.bt-root>.bt-error{text-align:center;margin-top:12px}.bt-spin{animation:.9s linear infinite bt-spin}@keyframes bt-spin{to{transform:rotate(360deg)}}@media (max-width:860px){.bt-workspace{grid-template-columns:1fr}.bt-canvas{max-height:60vh}}@media (max-width:639px){.bt-root{padding:0 16px}.bt-drop{border-radius:22px;min-height:300px}.bt-workspace{border-radius:22px;padding:10px}.bt-stage{border-radius:14px;gap:8px;min-height:220px;padding-bottom:8px}.bt-hint{border-radius:14px;max-width:calc(100% - 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