:root{font-family:Arial,"Microsoft YaHei",sans-serif;color:#18213c;background:#f4f6fb}*{box-sizing:border-box}body{margin:0}main{max-width:920px;margin:auto;padding:56px 24px 72px}.hero{display:flex;align-items:center;justify-content:space-between;gap:36px}.brand-logo{display:block;width:min(320px,36vw);height:auto;object-fit:contain}.eyebrow{margin:0;color:#28328c;font-size:12px;font-weight:700;letter-spacing:.12em}h1{margin:8px 0;font-size:42px;letter-spacing:-.04em}.hero p:last-child{margin:0;color:#62708d}.notice{margin:28px 0 16px;padding:13px 16px;background:#eef0ff;border-left:4px solid #28328c;color:#39456c;font-size:14px}.card{background:#fff;border:1px solid #dde3ef;border-radius:16px;padding:24px;margin:16px 0;box-shadow:0 8px 26px #28328c0a}.card h2{font-size:20px;margin:0 0 14px}.card>p{color:#5e6a85;line-height:1.7}.hidden{display:none!important}#drop-zone{display:flex;min-height:145px;border:2px dashed #aebadd;border-radius:12px;align-items:center;justify-content:center;flex-direction:column;gap:8px;text-align:center;cursor:pointer;padding:18px;color:#53607c}#drop-zone strong{font-size:18px;color:#28328c}#drop-zone span,.small{font-size:13px;color:#68738a}#fileInput{position:absolute;width:1px;height:1px;opacity:0}.selected{display:grid;gap:7px;margin:14px 0;padding:0;list-style:none}.selected li{display:flex;align-items:center;gap:16px;padding:11px 0;border-top:1px solid #edf0f5}.selected li span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.selected li small{margin-left:auto}.primary,.secondary,.danger{border-radius:8px;padding:10px 15px;border:1px solid #28328c;font-weight:700;cursor:pointer}.primary{background:#28328c;color:#fff}.primary:disabled{background:#9ba3bb;border-color:#9ba3bb;cursor:not-allowed}.upload-action{min-width:152px}.secondary{background:#fff;color:#28328c;margin-right:10px;text-decoration:none}.danger{margin-left:8px;background:#fff;color:#b42318;border-color:#b42318}.share{margin-top:18px;padding:16px;background:#f7f8fd;border-radius:10px}.share input{width:100%;border:1px solid #cbd3e8;border-radius:7px;padding:10px;margin-bottom:10px;color:#28328c}progress{width:100%;accent-color:#28328c}footer{font-size:12px;line-height:1.7;color:#69758e;margin-top:20px}.error{color:#b42318}@media(max-width:600px){main{padding:32px 14px}.hero{align-items:flex-start;flex-direction:column;gap:18px}.brand-logo{width:min(320px,80vw)}h1{font-size:34px}.card{padding:18px}.selected li{align-items:flex-start;flex-wrap:wrap;gap:4px}.selected li small{margin-left:0}.danger{margin:10px 0 0}}