:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}body{margin:0}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.app{max-width:520px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}h1{text-align:center;color:#333;margin-bottom:16px;font-size:1.4rem}.preview-section{z-index:100;background:#fff;justify-content:center;margin-bottom:20px;padding:12px 0;display:flex;position:sticky;top:0;box-shadow:0 2px 8px #0000001a}.preview-canvas{border:2px solid #555;border-radius:8px;max-width:100%;height:auto;box-shadow:0 4px 16px #0000002e}.form-section{background:#f7f7f7;border-radius:8px;margin-bottom:16px;padding:18px}.form-row{gap:12px;display:flex}.form-row .form-group{flex:1}.form-group{margin-bottom:14px}.form-group label{color:#555;margin-bottom:4px;font-size:.85rem;font-weight:600;display:block}.form-group input,.form-group select{box-sizing:border-box;color:#333;background:#fff;border:1px solid #ccc;border-radius:6px;width:100%;padding:9px 10px;font-size:.95rem}.form-group input:focus,.form-group select:focus{border-color:#4caf50;outline:none;box-shadow:0 0 0 2px #4caf5033}.hint{color:#999;margin-top:3px;font-size:.75rem}.buttons{gap:10px;margin-bottom:16px;display:flex}.buttons button{cursor:pointer;border:none;border-radius:8px;flex:1;padding:12px 14px;font-size:.95rem;font-weight:600;transition:transform .1s,box-shadow .2s}.buttons button:hover{transform:translateY(-1px);box-shadow:0 4px 12px #0003}.buttons button:active{transform:translateY(0)}.btn-svg{color:#fff;background:linear-gradient(135deg,#667eea,#764ba2)}.btn-stl{color:#fff;background:linear-gradient(135deg,#f093fb,#f5576c)}.btn-3mf{color:#fff;background:linear-gradient(135deg,#4facfe,#00f2fe)}.info-toggle{cursor:pointer;color:#555;background:#fff;border:1px solid #ddd;border-radius:8px;width:100%;margin-bottom:12px;padding:10px;font-size:.9rem;display:block}.info-toggle:hover{background:#f0f0f0}.info-panel{background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin-bottom:20px;padding:18px}.info-panel h3{color:#333;margin:16px 0 8px;font-size:1rem}.info-panel h3:first-child{margin-top:0}.plate-diagram pre{color:#0f0;background:#1a1a2e;border-radius:6px;padding:12px;font-size:.8rem;line-height:1.4;overflow-x:auto}.info-table{border-collapse:collapse;width:100%;margin-bottom:8px;font-size:.85rem}.info-table th,.info-table td{text-align:left;border:1px solid #ddd;padding:6px 10px}.info-table th{background:#f5f5f5;font-weight:600}.info-table tr:nth-child(2n){background:#fafafa}.color-chip{text-align:center;border-radius:4px;min-width:50px;padding:2px 10px;font-size:.8rem;font-weight:600;display:inline-block}.info-panel ul{color:#555;padding-left:20px;font-size:.85rem}.info-panel ul li{margin:4px 0}.font-select{font-size:1rem!important}.font-preview{color:#333;text-align:center;letter-spacing:2px;background:#fff;border:1px solid #ddd;border-radius:6px;margin-top:8px;padding:8px 12px;font-size:1.2rem;font-weight:700}