:root{--ink:#22243d;--muted:#85869b;--line:#e9e9f0;--purple:#6d5ce7;--green:#328568;--bg:#f8f8fb}*{box-sizing:border-box}body{margin:0;background:var(--bg);font:14px 'DM Sans',sans-serif;color:var(--ink);min-height:100vh}.topbar{height:66px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(28px,calc((100vw - 960px)/2))}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);font:800 20px Manrope,sans-serif;letter-spacing:-.9px}.brand>span:last-child>span{color:#837f9b;font-weight:500}.brand-icon{width:31px;height:31px;border-radius:10px;background:var(--purple);color:#fff;display:grid;place-items:center;font:800 17px Manrope;box-shadow:0 3px 9px #6d5ce733}.prototype{font-size:9px;font-weight:700;letter-spacing:.8px;color:#9998aa;background:#f5f4f9;border-radius:20px;padding:7px 10px}.prototype i{display:inline-block;width:6px;height:6px;background:#e6b24e;border-radius:50%;margin:0 5px 1px 0}main{width:min(680px,calc(100% - 32px));margin:55px auto 0}.intro{margin:0 4px 23px}.eyebrow{font-size:9px;font-weight:700;letter-spacing:1.25px;color:#9898ac}.intro h1{font:700 30px Manrope,sans-serif;letter-spacing:-1px;margin:9px 0 7px}.intro p{color:var(--muted);font-size:13px;line-height:1.6;max-width:565px}.upload-panel{background:#fff;border:1px solid var(--line);border-radius:13px;padding:21px 22px 18px;box-shadow:0 8px 28px #25254208}.panel-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.panel-heading strong,.panel-heading span{display:block}.panel-heading strong{font:700 13px Manrope}.panel-heading>div>span{font-size:10px;color:var(--muted);margin-top:4px}.required{font-size:9px;color:#88879a;background:#f5f4f9;padding:6px 8px;border-radius:5px}.file-list{display:grid;gap:9px}.file-card{min-height:76px;border:1px solid #e8e7ef;border-radius:9px;display:flex;align-items:center;padding:12px;gap:12px;cursor:pointer;transition:.15s}.file-card:hover{border-color:#bcb4f2;background:#fdfcff}.file-card input,.optional-card input{display:none}.file-icon{height:34px;width:34px;border-radius:9px;display:grid;place-items:center;font-size:17px;flex-shrink:0}.stock-icon{background:#efedff;color:#7665e4}.price-icon{background:#eaf6f0;color:#39866a}.file-copy{min-width:0;flex:1}.file-copy strong,.file-copy small,.file-copy em{display:block}.file-copy strong{font-size:11px}.file-copy small{font-size:9px;color:#9998aa;margin-top:3px}.file-copy em{font-size:9px;font-style:normal;color:#aaa9b8;margin-top:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-copy em.selected{color:var(--green)}.choose{font-size:10px;font-weight:600;color:var(--purple);padding:7px 10px;border:1px solid #e6e2fb;border-radius:6px}.optional-files{margin:15px 1px 0;border-top:1px solid #f0eff4;padding-top:12px}.optional-files summary{list-style:none;cursor:pointer;font-size:10px;font-weight:600;color:#66677c}.optional-files summary::-webkit-details-marker{display:none}.optional-files summary:after{content:'＋';float:right;font-size:14px;color:#9693b0}.optional-files[open] summary:after{content:'−'}.optional-files summary span{font-size:8px;font-weight:500;color:#a09fb0;background:#f6f5f8;border-radius:4px;padding:3px 5px;margin-left:6px}.optional-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:11px}.optional-card{border:1px dashed #dedde8;border-radius:8px;padding:11px;cursor:pointer}.optional-card:hover{background:#faf9ff;border-color:#bcb4f2}.optional-card span,.optional-card small,.optional-card em{display:block}.optional-card span{font-size:10px;font-weight:600}.optional-card small{font-size:9px;color:#9998aa;line-height:1.5;margin-top:4px}.optional-card em{font-style:normal;font-size:9px;color:var(--purple);margin-top:9px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preserve-note{display:flex;align-items:center;gap:8px;border-radius:7px;background:#f2faf6;margin-top:17px;padding:10px;color:#537d6c;font-size:10px}.check{height:18px;width:18px;border-radius:50%;background:#ddf2e8;color:#388266;display:grid;place-items:center;font-size:11px;flex-shrink:0}.process-button{width:100%;height:43px;border:0;border-radius:8px;background:var(--purple);color:white;font:600 12px 'DM Sans';margin-top:14px;cursor:pointer;box-shadow:0 4px 10px #6d5ce726}.process-button span{margin-left:8px}.process-button:disabled{background:#cbc8df;box-shadow:none;cursor:not-allowed}.helper{text-align:center;color:#a1a0b0;font-size:9px;line-height:1.5;margin:10px 8px 0}.result{display:flex;align-items:center;gap:11px;background:#fff;border:1px solid #dcefe6;border-radius:10px;padding:14px;margin-top:14px}.result-icon{height:27px;width:27px;border-radius:50%;background:#e4f5ec;color:#318365;display:grid;place-items:center;flex-shrink:0}.result>div:nth-child(2){flex:1}.result strong{font-size:11px}.result p{font-size:9px;color:var(--muted);margin-top:3px}.link-button{background:none;border:0;color:var(--purple);font:600 9px 'DM Sans';cursor:pointer;white-space:nowrap}.privacy-note{text-align:center;color:#aaa9b6;font-size:9px;margin:20px auto}.privacy-note span{margin-right:5px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,10px);background:#292a43;color:#fff;padding:11px 15px;border-radius:7px;font-size:10px;opacity:0;transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:translate(-50%,0)}[hidden]{display:none!important}@media(max-width:600px){.topbar{height:57px;padding:0 16px}main{margin-top:34px}.intro h1{font-size:26px}.intro p{font-size:12px}.upload-panel{padding:17px 14px}.file-card{gap:9px;padding:10px}.choose{font-size:9px;padding:7px}.optional-grid{grid-template-columns:1fr}.result{align-items:flex-start;flex-wrap:wrap}.link-button{margin-left:38px}}