:root{--bg:#f6f4ef;--panel:#fff;--panel-2:#ebe7dc;--text:#1f2421;--muted:#66706a;--line:#d8d3c6;--accent:#0f766e;--accent-strong:#0b5f59;--blue:#2563eb;--yellow:#d89c12;--red:#b42318;--shadow:0 16px 45px #241f1814}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select{font:inherit}button{cursor:pointer}button:disabled,input:disabled,select:disabled{cursor:not-allowed;opacity:.55}h2,p{margin:0}.download,.primary,.secondary,.segmented button{border-radius:7px;justify-content:center;align-items:center;gap:7px;min-height:38px;display:inline-flex}.shell{height:100vh;padding:12px;overflow:hidden}.workspace{grid-template-columns:minmax(300px,360px) minmax(0,1fr);gap:12px;max-width:1220px;height:calc(100vh - 24px);min-height:0;margin:0 auto;display:grid}.control-panel,.preview-panel{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:8px}.control-panel{align-self:start;gap:11px;max-height:100%;padding:12px;display:grid;overflow:auto}.preview-panel{grid-template-rows:auto minmax(0,1fr) auto;gap:10px;min-width:0;height:100%;min-height:0;padding:12px;display:grid}.panel-header,.preview-header{align-items:center;display:flex}.panel-header{gap:8px}.panel-header svg{color:var(--accent)}.panel-header h2{font-size:15px;line-height:1.2}.preview-header{justify-content:space-between}.upload-zone{aspect-ratio:16/9;background:var(--panel-2);border:1px dashed #aaa28f;border-radius:8px;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.upload-zone input{opacity:0;position:absolute;inset:0}.upload-zone img{object-fit:cover;width:100%;height:100%}.upload-empty{color:var(--muted);align-items:center;gap:8px;display:inline-flex}.segmented{background:var(--panel-2);border:1px solid var(--line);border-radius:8px;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;padding:4px;display:grid}.segmented button{color:var(--muted);text-transform:capitalize;background:0 0;border:0;min-width:0}.segmented button.active{background:var(--panel);color:var(--text);box-shadow:0 1px 4px #14141414}.field-grid{border:0;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:0;padding:0;display:grid}.field-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.field{gap:4px;min-width:0;display:grid}.field span,.toggle span,.metric span{color:var(--muted);font-size:12px;line-height:1.2}.field input,.field select{border:1px solid var(--line);color:var(--text);background:#fffefa;border-radius:7px;width:100%;min-width:0;min-height:34px;padding:0 10px}.toggles{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.toggle{border:1px solid var(--line);background:#fffefa;border-radius:7px;align-items:center;gap:8px;min-height:34px;padding:0 10px;display:flex}.toggle input{accent-color:var(--accent)}.toggle.disabled{background:#f2f0ea}.actions{grid-template-columns:1fr 1fr;gap:10px;display:grid}.primary,.secondary,.download{border:1px solid #0000;font-weight:650;text-decoration:none}.primary{background:var(--accent);color:#fff}.primary:hover{background:var(--accent-strong)}.secondary,.download{border-color:var(--line);color:var(--text);background:#fffefa}.message{color:var(--muted);font-size:13px}.message.error{color:var(--red)}.preview-stage{border:1px solid var(--line);background-color:#fffefa;background-image:linear-gradient(90deg,#1f24210f 1px,#0000 1px),linear-gradient(#1f24210f 1px,#0000 1px),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:18px 18px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;border-radius:8px;justify-content:center;align-items:center;min-height:0;padding:10px;display:flex;overflow:auto}.preview-stage img{height:auto;image-rendering:pixelated;max-width:100%;max-height:100%;display:block}.empty-preview{color:var(--muted);justify-content:center;align-items:center;min-height:240px;display:flex}.result-strip{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.metric{border:1px solid var(--line);background:#fffefa;border-radius:7px;gap:5px;min-height:50px;padding:8px 10px;display:grid}.metric strong{overflow-wrap:anywhere;font-size:16px}.spin{animation:.85s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width:920px){.shell{height:auto;padding:12px;overflow:visible}.workspace{grid-template-columns:1fr;height:auto}.preview-stage{min-height:340px}.result-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:560px){.field-grid,.field-grid.two,.toggles,.actions,.segmented{grid-template-columns:1fr}}