*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:#0f0f23;color:#e0e0e0;min-height:100vh}
.container{max-width:800px;margin:0 auto;padding:20px}
header{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.06);margin-bottom:24px}
header h1{font-size:1.3rem;font-weight:600}
.header-actions{display:flex;align-items:center;gap:12px}
.file-count{font-size:.8rem;color:rgba(255,255,255,.4)}

.login-box{max-width:360px;margin:60px auto;text-align:center;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:2rem}
.login-box h2{font-size:1.1rem;margin-bottom:1rem}
.login-box input{width:100%;padding:.7rem 1rem;margin-bottom:.8rem;border:1px solid rgba(255,255,255,.1);border-radius:10px;background:rgba(255,255,255,.05);color:#fff;font-size:.9rem;outline:0}
.login-box input:focus{border-color:#7c3aed}

.upload-section{margin-bottom:24px}
.upload-area{border:2px dashed rgba(255,255,255,.15);border-radius:12px;padding:2rem;text-align:center;cursor:pointer;transition:.2s}
.upload-area:hover,.upload-area.dragover{border-color:#7c3aed;background:rgba(124,58,237,.05)}
.upload-area p{font-size:.9rem;color:rgba(255,255,255,.5)}
.upload-area .hint{font-size:.75rem;color:rgba(255,255,255,.3);margin-top:6px}
.file-list-selected{margin-top:10px}
.file-item{padding:.4rem .7rem;background:rgba(255,255,255,.05);border-radius:6px;margin-bottom:4px;font-size:.8rem}

.files-section h2{font-size:1rem;font-weight:600;margin-bottom:12px}
.empty{text-align:center;color:rgba(255,255,255,.3);padding:2rem;font-size:.9rem}
.files-table{width:100%;border-collapse:collapse}
.files-table th{text-align:left;font-size:.75rem;color:rgba(255,255,255,.4);padding:.5rem .7rem;border-bottom:1px solid rgba(255,255,255,.06);font-weight:500}
.files-table td{padding:.5rem .7rem;border-bottom:1px solid rgba(255,255,255,.04);font-size:.85rem}
.file-name{max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-size{color:rgba(255,255,255,.4);white-space:nowrap}
.file-date{color:rgba(255,255,255,.4);white-space:nowrap}
.file-actions{white-space:nowrap;text-align:right}

.btn{display:inline-block;padding:.6rem 1.2rem;border:0;border-radius:8px;cursor:pointer;font-size:.85rem;text-decoration:none;transition:.15s}
.btn-primary{background:#7c3aed;color:#fff}
.btn-primary:hover{background:#6d28d9}
.btn-primary:disabled{opacity:.4;cursor:default}
.btn-logout{background:rgba(255,255,255,.08);color:rgba(255,255,255,.6);font-size:.8rem}
.btn-logout:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-small{width:30px;height:30px;padding:0;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;font-size:.85rem}
.btn-download{background:rgba(16,185,129,.15);color:#10b981;text-decoration:none}
.btn-download:hover{background:rgba(16,185,129,.25)}
.btn-delete{background:rgba(239,68,68,.15);color:#ef4444;border:0}
.btn-delete:hover{background:rgba(239,68,68,.25)}

.msg{padding:.6rem 1rem;border-radius:8px;margin-bottom:12px;font-size:.85rem}
.msg.ok{background:rgba(16,185,129,.1);color:#10b981;border:1px solid rgba(16,185,129,.2)}
.msg.err{background:rgba(239,68,68,.1);color:#ef4444;border:1px solid rgba(239,68,68,.2)}

#loginError{color:#ef4444;font-size:.8rem;min-height:1.2rem;margin-top:.6rem}