.app{min-height:80vh}.header{text-align:center;margin-bottom:3rem}.header h1{font-size:2.5rem;font-weight:800;background:linear-gradient(135deg,var(--accent),#a29bfe);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{color:var(--text-muted);margin-top:.5rem;font-size:1.05rem}.upload-section{display:flex;flex-direction:column;gap:1.5rem;align-items:center}.dropzone{width:100%;border:2px dashed var(--border);border-radius:12px;padding:3rem 2rem;text-align:center;cursor:pointer;transition:border-color .2s,background .2s}.dropzone:hover{border-color:var(--accent);background:var(--surface)}.dropzone.has-file{border-color:var(--success);background:var(--surface)}.dropzone-prompt p{margin-top:.5rem}.upload-icon{font-size:2.5rem}.hint{color:var(--text-muted);font-size:.85rem}.file-info{display:flex;align-items:center;justify-content:center;gap:.5rem;font-size:1.05rem}.file-icon{font-size:1.5rem}.file-size{color:var(--text-muted)}.btn-primary{background:var(--accent);color:#fff;border:none;padding:.85rem 2.5rem;border-radius:8px;font-size:1.05rem;font-weight:600;transition:background .2s}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border);padding:.65rem 1.5rem;border-radius:8px;font-size:.95rem;transition:background .2s}.btn-secondary:hover{background:var(--surface-hover)}.progress-section{text-align:center;padding:3rem 0}.progress-bar{width:100%;height:6px;background:var(--surface);border-radius:3px;overflow:hidden;margin-bottom:1.5rem}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--success));border-radius:3px;transition:width .8s ease}.progress-label{font-size:1.1rem;font-weight:500}.progress-hint{color:var(--text-muted);font-size:.85rem;margin-top:.75rem}.error-section{text-align:center;padding:2rem 0;display:flex;flex-direction:column;align-items:center;gap:1.5rem}.error-msg{background:#e170551a;border:1px solid rgba(225,112,85,.3);color:var(--error);padding:.75rem 1.25rem;border-radius:8px;font-size:.95rem;width:100%;text-align:center}.results{display:flex;flex-direction:column;gap:1.5rem}.reset-btn{align-self:flex-start;margin-bottom:.5rem}.result-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}.result-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;border-bottom:1px solid var(--border)}.result-header h2{font-size:1.05rem;font-weight:600}.btn-copy{background:var(--accent);color:#fff;border:none;padding:.4rem 1rem;border-radius:6px;font-size:.85rem;font-weight:500;transition:background .2s;min-width:75px}.btn-copy:hover{background:var(--accent-hover)}.result-content{padding:1.25rem;font-family:SF Mono,Fira Code,monospace;font-size:.88rem;line-height:1.7;white-space:pre-wrap;word-wrap:break-word;color:var(--text);max-height:400px;overflow-y:auto}.result-content::-webkit-scrollbar{width:6px}.result-content::-webkit-scrollbar-track{background:transparent}.result-content::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0a0a0f;--surface: #13131a;--surface-hover: #1a1a25;--border: #2a2a3a;--text: #e8e8ed;--text-muted: #8888a0;--accent: #6c5ce7;--accent-hover: #7c6df7;--success: #00b894;--error: #e17055;--warning: #fdcb6e}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}button{cursor:pointer;font-family:inherit}#root{max-width:800px;margin:0 auto;padding:2rem 1.5rem}