:root{--bg: #0f1018;--surface: rgb(20 22 33 / 82%);--surface-2: rgb(255 255 255 / 6%);--surface-3: rgb(255 255 255 / 10%);--border: rgb(255 255 255 / 10%);--border-strong: rgb(255 255 255 / 18%);--text: #e9ebf2;--text-dim: #b3b9c9;--text-faint: #828aa0;--accent: #5b9dff;--accent-strong: #3b82f6;--good: #34d399;--bad: #fb7185;--radius: 12px;--radius-sm: 8px;--shadow: 0 12px 34px rgb(0 0 0 / 38%)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);overflow:hidden;touch-action:none}#container{position:absolute;inset:0;width:100vw;height:100vh}#vignette{position:absolute;inset:0;z-index:5;pointer-events:none;background:radial-gradient(ellipse 78% 78% at 50% 44%,transparent 50%,rgb(0 0 0 / 24%) 78%,rgb(0 0 0 / 50%) 100%)}#error{display:none;position:absolute;top:50%;left:50%;max-width:80%;padding:20px;transform:translate(-50%,-50%);border-radius:var(--radius);background:#dc2626;color:#fff;text-align:center;z-index:1000}#loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:var(--text-dim);font-size:16px;letter-spacing:.04em;z-index:999}#help{position:absolute;top:16px;left:16px;max-width:220px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--shadow);color:var(--text);font-size:13px;line-height:1.5;z-index:10}#help .title{margin-bottom:5px;font-size:14px;font-weight:700}#helpText{color:var(--text-dim)}#help .points{margin-top:9px;color:var(--good);font-weight:600;font-variant-numeric:tabular-nums}#legend{position:absolute;bottom:16px;left:16px;max-width:220px;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--shadow);color:var(--text-dim);font-size:12px;line-height:1.4;z-index:10;pointer-events:none}#legendBar{width:140px;height:12px;border-radius:6px}#legendLabels{display:flex;justify-content:space-between;width:140px;margin-top:5px;font-size:11px}#legendSwatches{display:flex;flex-wrap:wrap;gap:4px;max-width:140px}#legendLabels.hidden,#legendSwatches.hidden{display:none}.legend-swatch{width:14px;height:14px;border-radius:4px}.legend-more{display:flex;align-items:center;justify-content:center;min-width:14px;height:14px;color:var(--text-faint);font-size:10px;font-weight:600}@media(max-width:640px){#legend{bottom:12px;left:12px;max-width:160px;padding:8px 10px}#legendBar,#legendLabels{width:120px}#legendSwatches{max-width:120px}}@media(max-height:380px){#legend{display:none}}#updateBanner{display:flex;position:absolute;bottom:16px;left:50%;align-items:center;gap:12px;max-width:calc(100vw - 32px);padding:10px 10px 10px 14px;transform:translate(-50%);border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--shadow);color:var(--text);font-size:13px;z-index:20}#updateBanner.hidden{display:none}#updateDismissBtn{padding:4px;border:none;background:none;color:var(--text-dim);font-size:14px;line-height:1;cursor:pointer}#updateDismissBtn:hover{color:var(--text)}#menuToggle{display:flex;position:absolute;top:16px;right:16px;align-items:center;justify-content:center;width:46px;height:46px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--shadow);color:var(--text);font-size:22px;line-height:1;cursor:pointer;transition:background .15s ease,border-color .15s ease;z-index:100}#menuToggle:hover,#menuToggle:active{border-color:var(--border-strong);background:var(--surface-3)}#panel{position:absolute;inset:0 0 0 auto;width:300px;max-width:86vw;height:100%;padding:20px 18px 32px;border-left:1px solid var(--border);background:var(--surface);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:var(--shadow);transform:translate(100%);transition:transform .32s cubic-bezier(.22,1,.36,1);overflow-y:auto;z-index:99}#panel.open{transform:translate(0)}#panel h2{margin-bottom:18px;color:var(--text);font-size:19px;font-weight:700;letter-spacing:.01em}#panel h3{margin:20px 0 9px;color:var(--text-faint);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.btn{display:block;width:100%;margin-bottom:8px;padding:10px 12px;border:1px solid transparent;border-radius:var(--radius-sm);color:var(--text);font-size:13px;font-weight:600;cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .05s ease}.btn:active{transform:translateY(1px)}.btn-green{border-color:#34d39942;background:#34d39924;color:#6ee7b7}.btn-green:hover{background:#34d39938}.btn-red{border-color:#fb71853d;background:#fb718521;color:#fda4af}.btn-red:hover{background:#fb718533}.btn-red:disabled{border-color:var(--border);background:#ffffff0a;color:var(--text-faint);cursor:not-allowed}.btn-blue{border-color:#3b82f68c;background:linear-gradient(180deg,var(--accent),var(--accent-strong));color:#fff;box-shadow:0 4px 14px #3b82f642}.btn-blue:hover{background:linear-gradient(180deg,#6aa8ff,#4789f7)}.btn-ghost{border-color:var(--border);background:var(--surface-2);color:var(--text-dim)}.btn-ghost:hover{border-color:var(--border-strong);background:var(--surface-3);color:var(--text)}.btn-row{display:flex;gap:8px}.btn-row .btn{flex:1}#updateBanner .btn{width:auto;margin-bottom:0;padding:7px 14px}input[type=range]{width:100%;margin:10px 0;accent-color:var(--accent);cursor:pointer}.checkbox-label{display:flex;align-items:center;margin-bottom:10px;color:var(--text-dim);font-size:13px;cursor:pointer}.checkbox-label input{width:18px;height:18px;margin-right:9px;accent-color:var(--accent);cursor:pointer}.select-label{display:block;margin-bottom:10px;color:var(--text-dim);font-size:13px}#presetSelect,#colorMode,#renderStyle,#symmetryAxis,.variation-add{width:100%;margin-top:5px;padding:9px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-2);color:var(--text);font-size:13px;cursor:pointer}#presetSelect:focus-visible,#colorMode:focus-visible,#renderStyle:focus-visible,#symmetryAxis:focus-visible,.variation-add:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.transform-list{display:flex;flex-direction:column;gap:7px;max-height:300px;padding-right:2px;overflow-y:auto}.transform-btn{width:100%;padding:10px 12px;border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:var(--radius-sm);background:var(--surface-2);color:var(--text-dim);font-size:12px;line-height:1.5;text-align:left;cursor:pointer;transition:background .15s ease,box-shadow .15s ease}.transform-btn:hover{background:var(--surface-3)}.transform-btn.selected{background:#5b9dff24;box-shadow:inset 0 0 0 1px #5b9dff59}.transform-btn .name{margin-bottom:2px;color:var(--text);font-weight:600}#transformEditor:not(:empty){margin-top:14px;padding-top:6px;border-top:1px solid var(--border)}.editor-group{margin-bottom:10px}.editor-group-title{margin:12px 0 3px;color:var(--text-dim);font-size:12px;font-weight:600}summary.editor-group-title{cursor:pointer;-webkit-user-select:none;user-select:none}.editor-row{display:flex;align-items:center;gap:9px;color:var(--text-dim);font-size:12px}.editor-row .axis{width:12px;color:var(--text-faint);font-weight:600}.editor-row input[type=range]{flex:1;min-width:0;margin:5px 0}.editor-row .value{width:50px;color:var(--text);text-align:right;font-variant-numeric:tabular-nums}.variation-row .axis{flex:0 0 auto;width:auto;min-width:62px;color:var(--text-dim);text-transform:capitalize}.variation-row .value{width:34px}.variation-remove{flex:0 0 auto;width:20px;height:20px;padding:0;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-faint);font-size:16px;line-height:1;cursor:pointer}.variation-remove:hover{color:#ff6b6b;background:#ff6b6b1f}.hidden{display:none}.flame-hint{margin-bottom:12px;color:var(--text-dim);font-size:12px;line-height:1.5}.flame-progress{margin:10px 0 14px;color:var(--text-dim);font-size:12px;font-variant-numeric:tabular-nums;text-align:center}.flame-progress-estimating{animation:flame-progress-pulse 1s ease-in-out infinite}@keyframes flame-progress-pulse{0%,to{opacity:1}50%{opacity:.4}}@media(prefers-reduced-motion:reduce){.flame-progress-estimating{animation:none}}.flame-note{margin:-6px 0 10px;color:var(--bad);font-size:12px;line-height:1.4}#backdrop{position:absolute;inset:0;background:#08090e73;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:98}#backdrop.visible{opacity:1;visibility:visible}@media(max-width:640px){#panel{background:#14162185;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px)}#backdrop{background:#08090e2e;-webkit-backdrop-filter:none;backdrop-filter:none}}#panelClose{display:flex;position:absolute;top:16px;right:16px;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-2);color:var(--text-dim);font-size:15px;cursor:pointer;transition:background .15s ease,color .15s ease}#panelClose:hover{background:var(--surface-3);color:var(--text)}