:root{--bg:#14161a;--bg-panel:#1c1f24;--bg-panel-alt:#22262c;--border:#2c3038;--text:#e6e8eb;--text-dim:#9aa2ad;--accent:#4f8cff;--accent-dim:#2f4a80;--warning-bg:#4a3c12;--warning-text:#f0c14b;--danger:#e0554f;--ok:#5cc98a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background:var(--bg);font-family:Segoe UI,system-ui,sans-serif}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--text);margin:0}button{cursor:pointer;font-family:inherit}input,select{background:var(--bg-panel-alt);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:6px 8px;font-family:inherit}input:disabled,select:disabled{opacity:.5}.app{flex-direction:column;min-height:100vh;display:flex}.topbar{background:var(--bg-panel);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:16px;padding:10px 20px;display:flex}.topbar .quarter-badge{font-weight:600}.topbar .warning{background:var(--warning-bg);color:var(--warning-text);border-radius:4px;padding:4px 10px;font-size:14px}.actions{background:var(--bg-panel);border-bottom:1px solid var(--border);gap:8px;padding:10px 20px;display:flex}.actions button{background:var(--bg-panel-alt);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:8px 14px}.actions button.primary{background:var(--accent-dim);border-color:var(--accent)}.actions button:disabled{opacity:.4;cursor:not-allowed}.layout{background:var(--border);flex:1;grid-template-columns:1fr 1fr;gap:1px;display:grid}.panel{background:var(--bg);padding:20px;overflow-y:auto}.panel h2{color:var(--text-dim);text-transform:uppercase;letter-spacing:.06em;margin-top:0;font-size:16px}.field{flex-direction:column;gap:4px;margin-bottom:12px;display:flex}.field label{color:var(--text-dim);font-size:13px}.coeff-row{border-bottom:1px solid var(--border);align-items:center;gap:8px;padding:6px 0;display:flex}.coeff-row label{flex:1;font-size:14px}.coeff-row input[type=number]{width:80px}.breakdown-item{border:1px solid var(--border);background:var(--bg-panel);border-radius:6px;margin-bottom:10px;padding:10px 12px}.breakdown-line{justify-content:space-between;padding:2px 0;font-size:14px;display:flex}.breakdown-line.dim{color:var(--text-dim)}.breakdown-line.total{border-top:1px solid var(--border);margin-top:6px;padding-top:6px;font-weight:600}.totals-summary{border-top:2px solid var(--border);margin-top:16px;padding-top:12px}.totals-summary .grand-total{color:var(--ok);font-size:22px;font-weight:700}.error-text{color:var(--danger);font-size:14px}.extrapolation-flag{color:var(--warning-text);font-size:12px}