:root{--bg: #fbf9f6;--surface: #ffffff;--ink: #1f2430;--ink-soft: #5b6472;--line: #e7e2da;--brand: #d2693f;--brand-dark: #b9532d;--brand-soft: #fbeee6;--accent: #2f6f6a;--radius: 14px;--shadow: 0 1px 2px rgba(31, 36, 48, .06), 0 8px 24px rgba(31, 36, 48, .06);--max: 1120px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--brand-dark);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}.site-header{border-bottom:1px solid var(--line);background:#ffffffd9;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);position:sticky;top:0;z-index:30}.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--ink)}.brand .brand-mark{display:block;flex:none;border-radius:7px}.brand .brand-word{font-weight:800;letter-spacing:-.01em}.nav{display:flex;gap:18px;font-size:14px;font-weight:600}.nav a{color:var(--ink-soft)}.hero{padding:46px 0 12px}.hero h1{font-size:clamp(28px,4.6vw,46px);line-height:1.08;letter-spacing:-.02em;margin:0 0 14px;max-width:18ch}.hero p.sub{font-size:clamp(16px,2.2vw,19px);color:var(--ink-soft);max-width:60ch;margin:0 0 18px}.badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:8px}.badge{background:var(--brand-soft);color:var(--brand-dark);font-size:13px;font-weight:700;padding:5px 11px;border-radius:999px}.converter{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin:22px 0 8px}.converter-grid{display:grid;grid-template-columns:300px minmax(0,1fr);gap:22px}.converter-grid>*{min-width:0}@media (max-width: 820px){.converter-grid{grid-template-columns:minmax(0,1fr)}}.dropzone{border:2px dashed var(--line);border-radius:12px;background:#fcfbf9;padding:26px 16px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s}.dropzone.drag{border-color:var(--brand);background:var(--brand-soft)}.dropzone strong{display:block;margin-bottom:4px}.dropzone span{font-size:13px;color:var(--ink-soft)}.thumb{margin-top:14px;border-radius:10px;overflow:hidden;border:1px solid var(--line)}.thumb img{display:block;width:100%}.control{margin-top:18px}.control label{display:flex;justify-content:space-between;font-size:13px;font-weight:700;margin-bottom:6px;color:var(--ink)}.control label .val{color:var(--brand-dark)}.control input[type=range]{width:100%;accent-color:var(--brand)}.control .hint{font-size:12px;color:var(--ink-soft);margin-top:4px}.presets{display:flex;flex-direction:column;gap:8px}.preset{display:flex;flex-direction:column;gap:2px;text-align:left;width:100%;border:1.5px solid var(--line);border-radius:10px;background:#fcfbf9;padding:10px 12px;cursor:pointer;transition:border-color .15s,background .15s,box-shadow .15s}.preset:hover{border-color:var(--brand)}.preset.active{border-color:var(--brand);background:var(--brand-soft);box-shadow:0 0 0 1px var(--brand)}.preset .preset-name{font-weight:800;font-size:14px;color:var(--ink)}.preset .preset-spec{font-size:12px;font-weight:700;color:var(--brand-dark)}.preset .preset-blurb{font-size:12px;color:var(--ink-soft)}.tabs{display:inline-flex;background:#f1ede7;border-radius:10px;padding:3px;gap:3px;margin-bottom:12px}.tabs button{border:0;background:transparent;font-weight:700;font-size:13px;color:var(--ink-soft);padding:7px 14px;border-radius:8px;cursor:pointer}.tabs button.active{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px #00000014}.preview-pane{min-height:280px;min-width:0}.canvas-scroll{overflow:auto;border:1px solid var(--line);border-radius:10px;background:#f6f4f0;width:100%;max-width:100%;height:540px;max-height:70vh;padding:10px;-webkit-overflow-scrolling:touch}.canvas-scroll canvas{display:block;image-rendering:pixelated;margin:0 auto}.empty-preview{display:flex;align-items:center;justify-content:center;height:280px;color:var(--ink-soft);font-size:15px;text-align:center;border:1px dashed var(--line);border-radius:10px;background:#fcfbf9}.zoom-row{display:flex;align-items:center;gap:10px;margin:10px 0;font-size:13px;color:var(--ink-soft)}.zoom-row input{flex:1;accent-color:var(--brand)}.stats{display:flex;flex-wrap:wrap;gap:14px;margin:8px 0 4px;font-size:13px;color:var(--ink-soft)}.stats b{color:var(--ink)}.legend{margin-top:16px}.legend h3{font-size:15px;margin:0 0 8px}.legend-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:6px}.legend-item{display:flex;align-items:center;gap:8px;font-size:12.5px;padding:5px 7px;border:1px solid var(--line);border-radius:8px;background:#fcfbf9}.swatch{width:20px;height:20px;border-radius:5px;border:1px solid rgba(0,0,0,.12);flex:none;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;font-family:ui-monospace,Menlo,monospace}.legend-item .meta{line-height:1.2;overflow:hidden}.legend-item .meta .code{font-weight:800}.legend-item .meta .name{color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.legend-item .cnt{margin-left:auto;color:var(--ink-soft);font-variant-numeric:tabular-nums}.cta-card{margin-top:18px;background:linear-gradient(135deg,var(--brand-soft),#fdf7f1);border:1px solid #f0d9c8;border-radius:14px;padding:20px 22px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between}.cta-card .cta-copy strong{font-size:17px;display:block}.cta-card .cta-copy span{font-size:14px;color:var(--ink-soft)}.btn{display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#fff;font-weight:800;font-size:15px;padding:12px 20px;border-radius:12px;border:0;cursor:pointer;white-space:nowrap;text-decoration:none}.btn:hover{background:var(--brand-dark);text-decoration:none}.btn.ghost{background:transparent;color:var(--brand-dark);border:1.5px solid var(--brand)}.btn.ghost:hover{background:var(--brand-soft)}section.block{padding:40px 0}section.block h2{font-size:clamp(22px,3.4vw,30px);letter-spacing:-.01em;margin:0 0 8px}section.block p.lead{color:var(--ink-soft);max-width:70ch;margin:0 0 18px}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.step{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px}.step .num{width:28px;height:28px;border-radius:8px;background:var(--brand-soft);color:var(--brand-dark);font-weight:800;display:inline-flex;align-items:center;justify-content:center;margin-bottom:8px}.step h3{margin:0 0 4px;font-size:16px}.step p{margin:0;font-size:14px;color:var(--ink-soft)}.faq details{border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:4px 16px;margin-bottom:10px}.faq summary{cursor:pointer;font-weight:700;padding:12px 0;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";float:right;color:var(--brand-dark);font-weight:800}.faq details[open] summary:after{content:"–"}.faq details p{margin:0 0 14px;color:var(--ink-soft);font-size:15px}.usecases{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.usecase{display:block;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px;color:var(--ink)}.usecase:hover{text-decoration:none;border-color:var(--brand)}.usecase h3{margin:0 0 4px;font-size:17px}.usecase p{margin:0;font-size:14px;color:var(--ink-soft)}.usecase .arrow{color:var(--brand-dark);font-weight:800;margin-top:8px;display:inline-block}.site-footer{border-top:1px solid var(--line);margin-top:30px;padding:28px 0;font-size:13px;color:var(--ink-soft)}.site-footer .wrap{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between}.site-footer a{color:var(--ink-soft);margin-right:14px}.prose{max-width:72ch}.prose h2{margin-top:28px}.prose p,.prose li{color:var(--ink-soft);font-size:16px}.prose ul{padding-left:20px}.crumbs{font-size:13px;color:var(--ink-soft);margin:18px 0 6px}