:root{--bg:#f7f7f5;--card:#ffffff;--border:#e2e2dd;--text:#1a1a1a;--muted:#6b6b66;--accent:#2b6cb0;--accent-hover:#1d4e85;--danger:#c53030;--danger-bg:#fef2f2;--ok:#2f855a}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Noto Sans Thai,Segoe UI,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.55}.container{max-width:920px;margin:0 auto;padding:32px 20px 64px}h1{font-size:1.6rem;margin:0 0 4px}.subtitle{color:var(--muted);margin:0 0 24px;font-size:.95rem}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:20px}.dropzone{border:2px dashed var(--border);border-radius:10px;padding:28px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s;color:var(--muted)}.dropzone.drag,.dropzone:hover{border-color:var(--accent);background:#f5f9ff;color:var(--text)}.dropzone strong{color:var(--text)}.file-info{margin-top:12px;font-size:.9rem;color:var(--muted);word-break:break-all}button.btn{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:10px 18px;font-size:.95rem;font-family:inherit;cursor:pointer;transition:background .15s}button.btn:hover{background:var(--accent-hover)}button.btn:disabled{background:#a0aec0;cursor:not-allowed}button.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}button.btn.ghost:hover{background:#f0f6ff}.actions{margin-top:16px}.actions,.download-actions{display:flex;gap:10px;flex-wrap:wrap}.download-actions{margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}.spinner{display:inline-block;width:16px;height:16px;border:2px solid #cbd5e0;border-top:2px solid var(--accent);border-radius:50%;animation:spin .7s linear infinite;margin-right:8px;vertical-align:-3px}@keyframes spin{to{transform:rotate(1turn)}}.error{background:var(--danger-bg);color:var(--danger);border:1px solid #fed7d7;border-radius:8px;padding:12px 14px;margin-bottom:16px;font-size:.92rem}.meta-row{display:flex;gap:24px;flex-wrap:wrap;margin-bottom:14px;color:var(--muted);font-size:.92rem}.meta-row span strong{color:var(--text)}.unit-note{color:var(--muted);font-size:.88rem;margin-bottom:10px}table{width:100%;border-collapse:collapse;font-size:.92rem}td,th{text-align:left;padding:9px 12px;border-bottom:1px solid var(--border)}th{font-weight:600;color:var(--muted);background:#fafaf7;font-size:.85rem}td.num{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}td.num,th.num{text-align:right}tr.mismatch td{background:var(--danger-bg)}tr.mismatch td.amount-cell{color:var(--danger);font-weight:600}.flag-cell{width:1%;white-space:nowrap;text-align:right}.flag{display:inline-block;color:var(--danger);background:#ffe4e4;border:1px solid #fed7d7;border-radius:6px;padding:2px 8px;font-size:.78rem;font-weight:600}.totals-header{display:flex;flex-direction:column;gap:2px;width:260px;margin-left:auto;margin-bottom:16px;font-size:.92rem}.totals-header .row{display:flex;justify-content:space-between;padding:2px 12px;color:var(--muted)}.totals-header .row.grand{font-weight:700;color:var(--text);border-top:2px solid var(--border);padding-top:8px;margin-top:4px}.empty{color:var(--muted);padding:20px 0;text-align:center}