:root[data-theme=light]{--bg: #ffffff;--surface: #ffffff;--card: #ffffff;--text: #1f2937;--muted: #6b7280;--primary: #3b82f6;--primary-600: #2563eb;--success: #10b981;--danger: #ef4444;--border: #e5e7eb;--shadow: 0 1px 2px rgba(0,0,0,.05), 0 8px 24px rgba(0,0,0,.06);--surface-soft: #fafafa}:root[data-theme=dark]{--bg: #0b0c0f;--surface: #111318;--card: #161822;--text: #e8eaf0;--muted: #a7adbd;--primary: #5b8cfe;--primary-600: #3f6ef0;--success: #34d399;--danger: #ef4444;--border: #242838;--shadow: 0 1px 2px rgba(0,0,0,.2), 0 8px 24px rgba(0,0,0,.25);--surface-soft: #0e1320}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Helvetica Neue,Arial,Noto Sans,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,sans-serif;background:var(--bg);color:var(--text)}.container{max-width:1024px;margin:0 auto;padding:24px}.header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;border-bottom:1px solid var(--border);padding-bottom:12px}.header h1{margin:0;font-size:18px;font-weight:600;display:flex;align-items:center;gap:8px}.header h1 img{box-shadow:0 0 0 1px var(--border);background:transparent}.header .help{color:var(--muted);font-size:14px;text-decoration:none}.header .help:hover{color:var(--text)}.header .actions{display:flex;align-items:center;gap:8px}.header .toggle{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:6px;padding:6px 8px;cursor:pointer}.hero{text-align:center;margin:40px 0 24px}.hero h2{margin:0;font-size:32px;font-weight:700}.hero p{margin:8px 0 0;color:var(--muted)}body[data-app-mounted="1"] .ssr-hero{display:none}.grid{display:grid;grid-template-columns:1fr;gap:16px}.card{background:var(--card);border:1px dashed var(--border);border-radius:12px;box-shadow:none}.card .card-body{padding:24px}.label{font-size:14px;color:var(--muted);margin-bottom:8px;display:block}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:8px;border:1px solid var(--primary-600);background:var(--primary-600);color:#fff;cursor:pointer;transition:all .15s ease-in-out}.button.primary{background:var(--primary-600);border-color:var(--primary-600)}.button.primary:hover{filter:brightness(1.06)}.button:disabled{opacity:.6;cursor:not-allowed}.input{width:100%;padding:10px 12px;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:8px}.badge{display:inline-flex;align-items:center;padding:4px 8px;border-radius:999px;font-size:12px;border:1px solid var(--border);background:var(--surface-soft);color:var(--muted)}.badge.success{color:#059669;border-color:#d1fae5;background:#ecfdf5}.badge.warn{color:#b45309;border-color:#fef3c7;background:#fffbeb}.badge.error{color:#b91c1c;border-color:#fee2e2;background:#fef2f2}.progress{height:10px;background:#f3f4f6;border:1px solid var(--border);border-radius:999px;overflow:hidden}.progress>.bar{height:100%;background:linear-gradient(90deg,#34d399,#10b981);width:0%;transition:width .3s ease}.progress.failed>.bar{background:linear-gradient(90deg,#ef4444,#dc2626)}.file-list{margin:8px 0 0;padding:0;list-style:none}.file-list li{display:flex;justify-content:space-between;gap:8px;padding:10px 12px;border:1px dashed var(--border);border-radius:8px;margin-bottom:8px;color:var(--muted);background:var(--surface)}.alert{padding:10px 12px;border-radius:8px;background:#fff1f2;border:1px solid #fecdd3;color:#9f1239}.footer{margin-top:40px;color:var(--muted);font-size:12px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border);padding-top:16px}.footer .links{display:flex;align-items:center}.footer .links a{color:var(--muted);text-decoration:none;margin-right:16px;display:flex;align-items:center;line-height:1}.footer .links a:hover{color:var(--text)}.footer .links a.icon-link{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;margin-right:12px}.footer .links a.icon-link svg{width:100%;height:100%;display:block}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,1px,1px);white-space:nowrap;border:0}.dropzone-large{border:2px dashed #d1d5db;border-radius:16px;padding:64px 24px;background:var(--surface-soft);text-align:center}.dropzone-large .icon{font-size:28px;color:#9ca3af}.dropzone-large .title{margin:12px 0 4px;font-size:16px;color:var(--text)}.dropzone-large .hint{margin:0 0 16px;font-size:14px;color:var(--muted)}.seo-content{max-width:1024px;margin:24px auto 40px;padding:0 24px 8px;color:var(--text)}.seo-content h2{font-size:24px;margin:16px 0 8px}.seo-content h3{font-size:18px;margin:16px 0 8px}.seo-content p{color:var(--muted);margin:8px 0}.seo-content ol{color:var(--muted);padding-left:1.25rem}.faq{max-width:1024px;margin:32px auto 24px;padding:0 24px}.faq h2{font-size:24px;margin:0 0 12px}.faq-list{display:grid;gap:8px}.faq-item{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:10px 12px}.faq-item>summary{cursor:pointer;font-weight:600;color:var(--text)}.faq-item>p{margin:8px 0 0;color:var(--muted)}