:root{--bg:#0f1419;--panel:#1a1f2a;--panel-2:#242b38;--border:#2d3442;--text:#e4e7eb;--text-dim:#98a0ad;--accent:#4a9eff;--accent-dim:#2d5f99;--positive:#4ade80;--negative:#f87171;--warn:#fbbf24}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:system-ui,-apple-system,sans-serif;font-size:14px}.app{flex-direction:column;height:100vh;display:flex}.app-header{background:var(--panel);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:10px 20px;display:flex}.app-header h1{margin:0;font-size:18px;font-weight:600}.header-actions{gap:8px;display:flex}.app-body{flex:1;grid-template-columns:640px 1fr;display:grid;overflow:hidden}.inputs{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;display:flex;overflow:hidden}.tabs{background:var(--panel-2);border-bottom:1px solid var(--border);flex-wrap:wrap;gap:2px;padding:8px;display:flex}.tabs button{color:var(--text-dim);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:4px;flex:auto;padding:6px 12px;font-size:12px}.tabs button.active{background:var(--accent-dim);color:var(--text);border-color:var(--accent)}.tabs button:hover:not(.active){background:#ffffff0d}.panel{flex:1;padding:16px;overflow-y:auto}.results{flex-direction:column;display:flex;overflow:hidden}.chart-wrap{background:var(--panel);border-bottom:1px solid var(--border);height:280px;padding:12px}.warnings{color:var(--warn);border-bottom:1px solid var(--border);background:#3d2914;padding:8px 16px;font-size:12px}.form-row{grid-template-columns:130px 1fr;align-items:center;gap:6px;margin-bottom:6px;display:grid}.form-row label{color:var(--text-dim);font-size:12px}.form-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px;display:grid}.form-grid-2,.form-grid-3{gap:6px 14px;margin-bottom:8px;display:grid}.form-grid-2{grid-template-columns:1fr 1fr}.form-grid-3{grid-template-columns:1.5fr 1fr 1fr}.form-grid-2 .form-row,.form-grid-3 .form-row{grid-template-columns:90px 1fr;margin-bottom:0}input,select{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:4px;width:100%;padding:3px 6px;font-family:inherit;font-size:13px}input:focus,select:focus{border-color:var(--accent);outline:none}button{background:var(--accent-dim);color:var(--text);cursor:pointer;border:none;border-radius:4px;padding:6px 12px;font-size:13px}button:hover{background:var(--accent)}button.secondary{background:var(--panel-2)}button.danger{background:#7f1d1d}button.danger:hover{background:#991b1b}.entity-card{background:var(--panel-2);border:1px solid var(--border);border-radius:6px;margin-bottom:10px;padding:12px}.entity-card h3{justify-content:space-between;align-items:center;margin:0 0 10px;font-size:13px;display:flex}.entity-card h3 button.danger{padding:2px 8px;font-size:11px}.entity-card h3{cursor:grab}.entity-card[data-dragging]{opacity:.4}.entity-card[data-drag-over]{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent)}.add-btn{border:1px dashed var(--border);width:100%;color:var(--text-dim);background:0 0;margin-top:8px;padding:8px}.add-btn:hover{border-color:var(--accent);color:var(--accent);background:0 0}.year-table-wrap{flex:1;overflow:auto}table.year-table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:11px}.year-table th,.year-table td{text-align:right;border-bottom:1px solid var(--border);white-space:nowrap;padding:4px 8px}.year-table th{background:var(--panel-2);color:var(--text-dim);z-index:1;font-weight:600;position:sticky;top:0}.year-table td.year,.year-table th.year{text-align:left;background:var(--panel);z-index:2;position:sticky;left:0}.year-table th.year{background:var(--panel-2);z-index:3}.year-table tr:hover td{background:#4a9eff14}.num-neg{color:var(--negative)}.num-pos{color:var(--positive)}.num-zero{color:var(--text-dim)}.assumptions-panel{max-height:100%;padding:12px 16px;font-size:12px;overflow-y:auto}.assumptions-panel p{color:var(--text-dim);margin:4px 0 8px;line-height:1.4}.assumption-list{margin:4px 0;padding-left:20px;line-height:1.6}.assumption-list li{color:var(--text)}.settings-section{margin-bottom:20px}.settings-section h2{color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;margin:0 0 10px;font-size:14px}.tag{background:var(--accent-dim);text-transform:uppercase;border-radius:3px;padding:2px 6px;font-size:10px;display:inline-block}.group-toggle{gap:4px;margin-bottom:10px;display:flex}.group-toggle button{background:var(--panel-2);color:var(--text-dim);flex:1;padding:4px 8px;font-size:11px}.group-toggle button.active{background:var(--accent-dim);color:var(--text)}.summary-panel{flex-direction:column;gap:16px;padding:4px;display:flex}.summary-section{flex-direction:column;gap:4px;display:flex}.summary-section h3{text-transform:uppercase;letter-spacing:.5px;color:var(--text-dim);border-bottom:1px solid var(--border);margin:0 0 6px;padding-bottom:4px;font-size:12px}.stat-row{justify-content:space-between;align-items:baseline;padding:2px 0;font-size:13px;display:flex}.stat-row.stat-sub{color:var(--text-dim);padding-left:8px;font-size:12px}.stat-label{color:var(--text-dim)}.stat-value{font-variant-numeric:tabular-nums;font-weight:600}.stat-value.stat-good{color:#4ade80}.stat-value.stat-bad{color:#f87171}.stat-sub-text{color:var(--text-dim);margin-left:4px;font-size:11px;font-weight:400}.warning-section h3{color:#fbbf24}.warning-line{color:#fbbf24;padding:2px 0;font-size:12px;line-height:1.3}.signin-screen{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:40px 20px;display:flex}.signin-card{background:var(--panel);border:1px solid var(--border);text-align:center;border-radius:12px;width:100%;max-width:440px;padding:40px 36px}.signin-card h1{margin:0 0 16px;font-size:24px;font-weight:600}.signin-lead{color:var(--text);margin:0 0 24px;font-size:15px;line-height:1.5}.signin-sub{color:var(--text-dim);margin:20px 0 0;font-size:12px;line-height:1.5}.signin-sub code{background:var(--panel-2);border-radius:3px;padding:1px 6px;font-size:11px}.signin-cta{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;width:100%;padding:12px 24px;font-size:14px;font-weight:600}.signin-cta:hover{background:var(--accent-dim)}.signin-cta:disabled{opacity:.6;cursor:not-allowed}.signin-error{color:var(--negative);margin:16px 0 0;font-size:12px;line-height:1.4}.signin-list{text-align:left;color:var(--text-dim);margin:0 0 16px;padding-left:20px;font-size:12px;line-height:1.7}.account-menu{position:relative}.account-popover{background:var(--panel-2);border:1px solid var(--border);z-index:20;border-radius:8px;min-width:280px;max-width:360px;margin-top:6px;padding:12px;position:absolute;top:100%;right:0;box-shadow:0 8px 24px #0006}.account-section+.account-section{border-top:1px solid var(--border);margin-top:12px;padding-top:12px}.account-label{text-transform:uppercase;letter-spacing:.4px;color:var(--text-dim);margin-bottom:4px;font-size:11px}.account-email{font-size:13px}.account-dim{color:var(--text-dim);padding:4px 0;font-size:12px}.account-error{color:var(--negative);margin-top:10px;font-size:12px;line-height:1.4}.device-list{margin:0 0 8px;padding:0;list-style:none}.device-row{justify-content:space-between;align-items:center;gap:8px;padding:6px 0;display:flex}.device-label{font-size:13px}.device-dim{color:var(--text-dim);font-size:11px}button.small{padding:4px 8px;font-size:12px}button.danger{color:var(--negative);border:1px solid var(--negative);background:0 0}button.danger:hover{background:var(--negative);color:#fff}.privacy-page{background:var(--bg);min-height:100vh;padding:40px 20px;overflow-y:auto}.privacy-wrap{max-width:720px;color:var(--text);margin:0 auto;line-height:1.6}.privacy-wrap h1{margin:0 0 24px;font-size:28px}.privacy-wrap h2{color:var(--accent);margin:28px 0 10px;font-size:16px}.privacy-wrap p{margin:0 0 12px}.privacy-wrap ul{margin:0 0 16px;padding-left:24px}.privacy-wrap li{margin:4px 0}.privacy-back{color:var(--text-dim);margin-bottom:20px;font-size:13px;text-decoration:none;display:inline-block}.privacy-back:hover{color:var(--accent)}