:root{--bg-color: #0f0f13;--card-bg: rgba(255, 255, 255, .05);--text-color: #e0e0e0;--accent-color: #00bcd4;--accent-glow: rgba(0, 188, 212, .4);--error-color: #ff4d4d;--font-family: "Inter", system-ui, -apple-system, sans-serif}body{margin:0;padding:0;background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-family);display:flex;justify-content:center;align-items:center;min-height:100vh;overflow-x:hidden}#root{width:100%;max-width:800px;padding:2rem;box-sizing:border-box}input,button{font-family:inherit;border:none;outline:none}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}.fade-in{animation:fadeIn .5s ease-out forwards}.shake{animation:shake .3s ease-in-out}.glass-panel{background:var(--card-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:2rem;box-shadow:0 4px 30px #0000001a}.btn{background:var(--accent-color);color:#000;font-weight:600;padding:.8rem 1.5rem;border-radius:8px;cursor:pointer;transition:all .2s}.btn:hover{box-shadow:0 0 15px var(--accent-glow);transform:translateY(-1px)}.btn-danger{background:#ff4d4d33;color:var(--error-color)}.btn-danger:hover{background:#ff4d4d4d;box-shadow:0 0 10px #ff4d4d33}.login-input{background:transparent;border-bottom:2px solid rgba(255,255,255,.2);color:#fff;font-size:1.5rem;text-align:center;width:100%;padding:10px;transition:border-color .3s}.login-input:focus{border-color:var(--accent-color)}.file-list{margin-top:2rem;display:grid;gap:1rem}.file-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:#ffffff08;border-radius:8px;transition:background .2s}.file-item:hover{background:#ffffff0f}.drop-zone{border:2px dashed rgba(255,255,255,.2);border-radius:12px;padding:3rem;text-align:center;transition:all .3s;cursor:pointer;margin-bottom:2rem}.drop-zone.dragging{border-color:var(--accent-color);background:#00bcd41a}