:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark light;color:#ffffffde;background:linear-gradient(135deg,#0f172a,#1e293b);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center;width:100%}.glass-card{background:#ffffff0d;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:3rem;box-shadow:0 8px 32px #0000005e;transition:all .3s ease}.dropzone{border:2px dashed rgba(255,255,255,.2);border-radius:16px;padding:4rem 2rem;cursor:pointer;transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.dropzone:hover{border-color:#6366f1;background:#6366f10d;transform:translateY(-2px)}.dropzone.active{border-color:#818cf8;background:#818cf81a;box-shadow:0 0 20px #818cf833}.title{font-size:3rem;font-weight:800;background:linear-gradient(to right,#818cf8,#c084fc);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem}.subtitle{color:#94a3b8;margin-bottom:3rem;font-size:1.1rem}.button{background:linear-gradient(to right,#6366f1,#a855f7);color:#fff;border:none;padding:.75rem 2rem;border-radius:12px;font-weight:600;cursor:pointer;transition:opacity .2s;display:inline-flex;align-items:center;gap:.5rem}.button:hover{opacity:.9}.button:disabled{background:#475569;cursor:not-allowed}.progress-bar{width:100%;height:6px;background:#ffffff1a;border-radius:10px;margin:2rem 0;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(to right,#6366f1,#a855f7);transition:width .3s ease}@keyframes pulse{0%{transform:scale(1);opacity:.5}50%{transform:scale(1.05);opacity:1}to{transform:scale(1);opacity:.5}}.loading-icon{animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}