:root{--bg: #f4f5f7;--card: #ffffff;--border: #d8dbe0;--text: #1c2024;--muted: #6b7280;--accent: #2f6feb;--error: #c0392b;--success: #1e7e4f}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.centered{min-height:100vh;display:grid;place-items:center;padding:24px}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:24px;width:100%;max-width:420px;box-shadow:0 1px 2px #0000000a}.form-card{max-width:560px}h1{font-size:20px;margin:0 0 4px}h2{font-size:17px;margin:0 0 16px}label{display:block;font-size:13px;color:var(--muted);margin-bottom:14px}input,select{display:block;width:100%;margin-top:4px;padding:9px 10px;font-size:15px;color:var(--text);background:#fff;border:1px solid var(--border);border-radius:7px}input:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #2f6feb26}.row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}button{font-size:15px;padding:9px 16px;border-radius:7px;border:1px solid transparent;background:var(--accent);color:#fff;cursor:pointer}button:disabled{opacity:.6;cursor:default}button.ghost{background:transparent;color:var(--text);border-color:var(--border)}.topbar{display:flex;align-items:center;gap:12px;padding:12px 20px;background:var(--card);border-bottom:1px solid var(--border)}.topbar .spacer{flex:1}.content{padding:28px 20px;display:grid;place-items:start center}.muted{color:var(--muted)}.error{color:var(--error)}.success{color:var(--success)}.tabs{display:flex;gap:4px;margin-left:16px;flex-wrap:wrap}button.tab{background:transparent;color:var(--muted);border:1px solid transparent;padding:6px 12px;border-radius:7px;font-size:14px}button.tab:hover{background:#eef0f3}button.tab.active{background:#eaf1ff;color:var(--accent)}.stack{display:flex;flex-direction:column;gap:20px;width:100%;max-width:560px}.stack.wide{max-width:880px}.content{align-items:start}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.card.metric h3{margin:0 0 10px;font-size:15px}.card.metric dl{margin:0}.card.metric dl>div{display:flex;justify-content:space-between;padding:3px 0;font-size:14px}.card.metric dt{color:var(--muted)}.card.metric dd{margin:0;font-variant-numeric:tabular-nums}.card.metric .net{border-top:1px solid var(--border);margin-top:6px;padding-top:8px;font-weight:600}.card.metric.consolidated{background:#fbfcfe;border-color:#c9d4e6}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}.price-input{width:110px;margin:0;padding:5px 8px;text-align:right}fieldset{border:1px solid var(--border);border-radius:8px;margin:0 0 14px;padding:12px}legend{font-size:13px;color:var(--muted);padding:0 6px}.line-row{display:flex;gap:8px;margin-bottom:8px;align-items:center}.line-row select{flex:1;margin:0}.line-row input{width:120px;margin:0}button.ghost.small{padding:5px 10px;font-size:13px}.preview-box{display:flex;flex-wrap:wrap;gap:14px;align-items:baseline;background:#fbfcfe;border:1px solid var(--border);border-radius:8px;padding:10px 14px;margin-bottom:14px;font-size:14px}.preview-box strong{font-variant-numeric:tabular-nums}.export-buttons{display:flex;gap:12px;flex-wrap:wrap;margin:8px 0}code{background:#eef0f3;padding:1px 5px;border-radius:4px;font-size:13px}