:root{--background:#0d0d0d;--foreground:#f5f5f5;--primary:#facc15;--primary-hover:#eab308;--panel-bg:#1a1a1a;--border:#333;--text-muted:#a3a3a3;--success:#22c55e;--error:#ef4444}@media (prefers-color-scheme:dark){:root{--background:#0d0d0d;--foreground:#f5f5f5}}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--foreground);background:var(--background);flex-direction:column;min-height:100vh;font-family:Arial,Helvetica,sans-serif;line-height:1.5;display:flex}a{color:inherit;text-decoration:none}.app-container{flex-direction:column;flex:1;max-width:1200px;margin:0 auto;padding:2rem;display:flex}.header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:3rem;padding-bottom:1rem;display:flex}.logo{color:var(--primary);align-items:center;gap:.5rem;font-size:1.5rem;font-weight:700;display:flex}.main-content{flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex}h1{text-align:center;margin-bottom:1rem;font-size:2.5rem}.subtitle{color:var(--text-muted);text-align:center;max-width:600px;margin-bottom:3rem}.btn{background-color:var(--primary);color:#000;cursor:pointer;border:none;border-radius:4px;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:background-color .2s,transform .1s}.btn:hover{background-color:var(--primary-hover)}.btn:active{transform:scale(.98)}.btn:disabled{background-color:var(--border);color:var(--text-muted);cursor:not-allowed}.uploader{border:2px dashed var(--border);background-color:var(--panel-bg);cursor:pointer;text-align:center;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;width:100%;max-width:600px;min-height:300px;padding:2rem;transition:border-color .3s,background-color .3s;display:flex}.uploader.is-dragover{border-color:var(--primary);background-color:#facc150d}.uploader-icon{width:64px;height:64px;color:var(--primary);margin-bottom:1rem}.file-list{flex-direction:column;gap:.5rem;width:100%;max-width:600px;margin-top:2rem;display:flex}.file-item{background-color:var(--panel-bg);border:1px solid var(--border);border-radius:6px;justify-content:space-between;align-items:center;padding:1rem;display:flex}.file-name{word-break:break-all;margin-right:1rem}.delete-btn{color:var(--error);cursor:pointer;background:0 0;border:none;padding:.25rem;font-size:1.25rem}.delete-btn:hover{text-decoration:underline}.actions{gap:1rem;margin-top:2rem;display:flex}footer{text-align:center;color:var(--text-muted);border-top:1px solid var(--border);margin-top:4rem;padding:2rem;font-size:.875rem}