:root{--bg: #f7f7f5;--surface: #ffffff;--border: #e5e5e2;--text: #1a1a1a;--muted: #6b6b68;--primary: #c96342;--primary-hover: #b55533;--success: #2f7a4b;--success-bg: #e8f3ec;--error: #b3261e;--error-bg: #fdecea;--warn: #a36800;--warn-bg: #fdf3dc;--radius: 10px;--shadow: 0 1px 2px rgba(0,0,0,.04), 0 2px 4px rgba(0,0,0,.03);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}.page{max-width:880px;margin:0 auto;padding:48px 20px 80px}.hero{text-align:center;margin-bottom:40px}.hero h1{font-size:32px;font-weight:600;margin:0 0 8px;letter-spacing:-.02em}.hero .sub{color:var(--muted);margin:0;font-size:15px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px 28px;margin-bottom:20px;box-shadow:var(--shadow);transition:opacity .2s}.card[aria-disabled=true]{opacity:.55;pointer-events:none}.card h2{font-size:17px;font-weight:600;margin:0 0 18px;display:flex;align-items:center;gap:10px}.step{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;background:var(--text);color:#fff;border-radius:50%;font-size:12px;font-weight:600}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:40px 20px;text-align:center;cursor:pointer;transition:all .15s;background:#fafaf8}.drop-zone:hover,.drop-zone.dragging{border-color:var(--primary);background:#fef6f2}.drop-zone p{margin:6px 0}.icon-lg{width:40px;height:40px;color:var(--muted);margin-bottom:8px}.file-info{margin-top:16px;padding:12px 16px;background:var(--success-bg);border:1px solid #c6e4d1;border-radius:8px;display:flex;align-items:center;gap:10px;font-size:14px}.file-info .name{font-weight:600}.file-info .size{color:var(--muted)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:500}label em{font-style:normal;color:var(--muted);font-weight:400}input[type=text],select{font-family:var(--font);font-size:14px;padding:9px 12px;border:1px solid var(--border);border-radius:7px;background:#fff;transition:border-color .15s,box-shadow .15s;width:100%}input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #c9634226}input.invalid{border-color:var(--error)}.actions{display:flex;gap:10px;flex-wrap:wrap}.btn{font-family:var(--font);font-size:14px;font-weight:500;padding:9px 18px;border-radius:7px;cursor:pointer;border:1px solid transparent;transition:all .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-ghost{background:#fff;border-color:var(--border);color:var(--text)}.btn-ghost:hover:not(:disabled){background:#f0f0ee}.status{margin-top:16px;padding:14px 16px;border-radius:8px;font-size:13.5px;line-height:1.55;white-space:pre-wrap}.status.success{background:var(--success-bg);border:1px solid #c6e4d1;color:var(--success)}.status.error{background:var(--error-bg);border:1px solid #f5c6c2;color:var(--error)}.status.warn{background:var(--warn-bg);border:1px solid #f3d9a3;color:var(--warn)}.status.info{background:#eaf2fb;border:1px solid #c9dbf4;color:#1c5ba3}.status h3{margin:0 0 6px;font-size:14px;font-weight:600}.status ul{margin:6px 0 0 18px;padding:0}.table-wrap{overflow:auto;max-height:400px;border:1px solid var(--border);border-radius:8px}table{width:100%;border-collapse:collapse;font-size:12px}thead th{background:#fafaf8;text-align:left;padding:8px 10px;font-weight:600;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:1;white-space:nowrap}tbody td{padding:6px 10px;border-bottom:1px solid #f0f0ee;white-space:nowrap;max-width:180px;overflow:hidden;text-overflow:ellipsis}tbody tr:hover{background:#fafaf8}td.invalid-cell{background:#fdecea;color:var(--error)}td.invalid-cell.na-cell:after{content:" #N/A";font-size:.85em;opacity:.6}td.warn-cell{background:#fdf3dc}.template-note{margin-top:14px;margin-bottom:0;padding-top:12px;border-top:1px dashed var(--border)}.template-link{color:var(--primary);text-decoration:none;font-weight:500}.template-link:hover{text-decoration:underline}footer{margin-top:32px;text-align:center}.muted{color:var(--muted)}.small{font-size:12.5px}.hidden{display:none!important}code{background:#f0f0ee;padding:1px 5px;border-radius:3px;font-size:.9em;font-family:SF Mono,Monaco,Consolas,monospace}@media(max-width:600px){.grid{grid-template-columns:1fr}.page{padding:32px 14px 60px}.card{padding:20px}.hero h1{font-size:26px}}