:root{color:#162018;background:#f4f7f1;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input{font:inherit}.app-shell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:48px 0}.intro{display:flex;align-items:end;justify-content:space-between;gap:24px;padding-bottom:28px;border-bottom:1px solid #d5decf}.intro h1{margin:4px 0 10px;font-size:clamp(2.25rem,6vw,4.5rem);line-height:.95;letter-spacing:0}.intro p{max-width:660px;margin:0;color:#52604d;font-size:1.05rem;line-height:1.6}.eyebrow{color:#2f6c3a;font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.upload-panel{display:grid;grid-template-columns:minmax(220px,320px) 1fr;align-items:center;gap:16px;padding:24px 0}.upload-box{position:relative;display:grid;min-height:64px;place-items:center;padding:16px;border:2px dashed #7a9872;border-radius:8px;background:#fff;color:#234b2c;font-weight:800;cursor:pointer}.upload-box:hover{border-color:#2f6c3a;background:#fbfdf9}.upload-box input{position:absolute;top:0;right:0;bottom:0;left:0;cursor:pointer;opacity:0}.helper-text,.status{color:#52604d;line-height:1.5}.helper-text code{padding:2px 6px;border-radius:6px;background:#e7eee1;color:#234b2c}.status{grid-column:1 / -1;margin:0;font-weight:700}.error{grid-column:1 / -1;margin:0;color:#a12b2b;font-weight:700}.preview-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.preview-card{overflow:hidden;border:1px solid #d5decf;border-radius:8px;background:#fff}.preview-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;padding:14px 16px;border-bottom:1px solid #e2e8dd}.preview-heading h2{margin:0;font-size:1rem}.preview-heading span{color:#52604d;font-size:.92rem;font-weight:700;white-space:nowrap}.image-frame{display:grid;min-height:360px;place-items:center;background:linear-gradient(45deg,#edf2e8 25%,transparent 25%),linear-gradient(-45deg,#edf2e8 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#edf2e8 75%),linear-gradient(-45deg,transparent 75%,#edf2e8 75%);background-color:#f9fbf7;background-position:0 0,0 8px,8px -8px,-8px 0;background-size:16px 16px}.image-frame img{display:block;max-width:100%;max-height:420px;object-fit:contain}.image-frame p{max-width:230px;margin:0;color:#66715f;line-height:1.5;text-align:center}.metrics{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-top:18px}.metric{min-height:112px;padding:16px;border:1px solid #d5decf;border-radius:8px;background:#fff}.metric span{display:block;min-height:42px;color:#52604d;font-size:.86rem;line-height:1.35}.metric strong{display:block;margin-top:10px;color:#173d20;font-size:1.45rem;line-height:1.1}@media (max-width: 860px){.app-shell{width:min(100% - 24px,680px);padding:32px 0}.intro,.upload-panel,.preview-grid{display:grid;grid-template-columns:1fr}.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 520px){.metrics{grid-template-columns:1fr}.image-frame{min-height:260px}}