:root{font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#18212f;background:#f5f7fb;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 20% 0,#e7efff 0,transparent 34%),#f5f7fb}main{width:min(880px,calc(100% - 32px));margin:0 auto;padding:64px 0}.card{background:rgba(255,255,255,.9);border:1px solid #e5e9f0;border-radius:20px;box-shadow:0 14px 40px rgba(25,44,78,.08)}.login{width:min(440px,100%);margin:10vh auto;padding:38px}.brand{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:#4f6ef7;color:white;font-weight:800;font-size:24px}.login h1{margin:20px 0 4px;font-size:28px}.login p,header p{margin:0 0 28px;color:#748094}label{display:block;font-size:13px;font-weight:650;margin-bottom:8px}.row{display:flex;gap:10px}input,select,button{font:inherit}input,select{border:1px solid #dbe0e8;border-radius:10px;background:white;color:#18212f;padding:11px 13px;outline:none}input{min-width:0;flex:1}input:focus,select:focus{border-color:#5876f8;box-shadow:0 0 0 3px #5876f81c}button{border:0;border-radius:10px;padding:11px 18px;background:#4f6ef7;color:white;font-weight:650;cursor:pointer}button:hover{filter:brightness(.96)}button:disabled{opacity:.55;cursor:not-allowed}.error{display:block;color:#d33c4a;font-size:13px;min-height:20px;margin-top:8px}header,.files-head,.options,.file,.file-main,.progress-head{display:flex;align-items:center}header{justify-content:space-between;margin-bottom:24px}header h1{margin:0;font-size:28px}.ghost{color:#5e6b7d;background:#e9edf5;padding:9px 14px}.upload-card{padding:22px}.drop-zone{display:grid;justify-items:center;gap:7px;padding:42px 20px;border:2px dashed #cad3e3;border-radius:14px;cursor:pointer;transition:.15s}.drop-zone:hover,.drop-zone.drag{border-color:#4f6ef7;background:#f4f6ff}.drop-zone span{font-size:13px;color:#7b8798}.upload-icon{font-size:30px;color:#4f6ef7}.options{justify-content:flex-end;gap:10px;margin-top:16px}.options label{margin:0}.options select{padding:8px 30px 8px 10px}.upload-item{margin-top:16px}.progress-head{justify-content:space-between;font-size:13px;margin-bottom:7px}.progress-track{height:7px;background:#e8ecf3;border-radius:10px;overflow:hidden}.progress-bar{height:100%;width:0;background:#4f6ef7;transition:width .15s}.files-head{justify-content:space-between;margin:34px 2px 14px}.files-head h2{font-size:18px;margin:0}.file-list{display:grid;gap:10px}.file{justify-content:space-between;background:white;border:1px solid #e6eaf0;border-radius:14px;padding:15px 17px}.file-main{min-width:0;gap:13px}.file-icon{display:grid;place-items:center;flex:none;width:38px;height:38px;border-radius:10px;background:#edf1ff;color:#4f6ef7;font-weight:800}.file-name{display:block;max-width:540px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:650}.file-meta{font-size:12px;color:#8490a1;margin-top:3px}.download{text-decoration:none;color:#4f6ef7;font-size:14px;font-weight:650;padding:8px}.empty{text-align:center;color:#8994a4;padding:42px}[hidden]{display:none!important}
@media(max-width:560px){main{padding:28px 0}.login{padding:26px}.row{flex-direction:column}.upload-card{padding:14px}.drop-zone{padding:32px 12px}.file-name{max-width:210px}}
@media(prefers-color-scheme:dark){:root{color:#e9edf4;background:#111722}body{background:radial-gradient(circle at 20% 0,#1b2948 0,transparent 34%),#111722}.card,.file{background:#19212e;border-color:#293445}.login p,header p,.file-meta,.empty,.drop-zone span{color:#95a1b3}input,select{background:#111925;color:#e9edf4;border-color:#354156}.ghost{background:#283345;color:#c5cede}.drop-zone{border-color:#3a4658}.drop-zone:hover,.drop-zone.drag{background:#202b42}.progress-track{background:#2c3646}}