:root{--bg:#0f172a;--surface:#1e293b;--border:#334155;--text:#e2e8f0;--text-muted:#94a3b8;--accent:#6366f1;--green:#10b981;--red:#ef4444}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5}.app{max-width:1100px;margin:0 auto;padding:1.5rem}.app-header{margin-bottom:2rem}.app-header h1{color:#f8fafc;justify-content:flex-start;align-items:center;margin-bottom:.75rem;font-size:1.5rem;font-weight:700;display:flex}.header-controls{justify-content:space-between;align-items:flex-start;gap:1rem;display:flex}.auth-screen{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:1rem;min-height:60vh;display:flex}.auth-screen h1{color:#f8fafc;justify-content:center;align-items:center;font-size:2rem;font-weight:700;display:flex}.auth-screen h2{color:#f8fafc;font-size:1.25rem;font-weight:600}.auth-screen p{color:var(--text-muted);max-width:400px}.github-login-btn{color:#0f172a;cursor:pointer;background:#f8fafc;border:none;border-radius:8px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;text-decoration:none;transition:background .15s;display:inline-flex}.github-login-btn:hover{background:#e2e8f0}.user-menu{flex-shrink:0;position:relative}.user-menu-trigger{background:var(--surface);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:6px;align-items:center;gap:.5rem;padding:.35rem .6rem;font-size:.85rem;transition:border-color .15s;display:flex}.user-menu-trigger span{white-space:nowrap;text-overflow:ellipsis;max-width:120px;overflow:hidden}.user-menu-trigger:hover{border-color:var(--text-muted)}.user-menu-dropdown{background:var(--surface);border:1px solid var(--border);z-index:100;border-radius:8px;flex-direction:column;min-width:180px;padding:.25rem;display:flex;position:absolute;top:calc(100% + 4px);right:0;box-shadow:0 8px 24px #0006}.user-menu-dropdown a,.user-menu-dropdown button{width:100%;color:var(--text-muted);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:6px;padding:.5rem .75rem;font-size:.825rem;text-decoration:none;transition:background .15s,color .15s;display:block}.user-menu-dropdown a:hover,.user-menu-dropdown button:hover{color:var(--text);background:#ffffff0f}.repo-selector{flex-direction:column;gap:.5rem;display:flex}.repo-selector-row{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.repo-selector select{background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:6px;min-width:200px;padding:.5rem .75rem;font-size:.875rem}.repo-selector button{background:var(--accent);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:6px;padding:.5rem 1rem;font-size:.875rem}.repo-selector button:disabled{opacity:.5;cursor:not-allowed}.add-repo-form{gap:.5rem;display:flex}.add-repo-form input{background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:6px;width:160px;padding:.5rem .75rem;font-size:.875rem}.last-sync{color:var(--text-muted);font-size:.75rem}.sync-error{color:var(--red);font-size:.75rem}.sync-progress{flex-wrap:wrap;align-items:center;gap:.5rem;font-size:.75rem;display:flex}.sync-stage{white-space:nowrap;border-radius:4px;padding:.15rem .5rem}.sync-stage.pending{color:var(--text-muted);opacity:.5}.sync-stage.active{color:var(--blue,#58a6ff);opacity:1}.sync-stage.active:before{content:"";vertical-align:middle;border:2px solid;border-top-color:#0000;border-radius:50%;width:.5rem;height:.5rem;margin-right:.35rem;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.sync-stage.done{color:var(--green,#3fb950)}.sync-stage.done:before{content:"✓"}.sync-stage.error{color:var(--red)}.sync-stage.error:before{content:"✗"}.dashboard{flex-direction:column;gap:1.5rem;display:flex}.panel{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:1.25rem}.panel h2{margin-bottom:.25rem;font-size:1.125rem;font-weight:600}.panel-subtitle{color:var(--text-muted);margin-bottom:1rem;font-size:.8rem}.no-data{color:var(--text-muted);text-align:center;padding:2rem 0;font-style:italic}.data-table{border-collapse:collapse;width:100%;margin-top:1rem;font-size:.8rem}.data-table th{text-align:left;border-bottom:1px solid var(--border);color:var(--text-muted);padding:.5rem;font-weight:500}.data-table td{border-bottom:1px solid var(--border);padding:.5rem}.data-table tr:last-child td{border-bottom:none}.data-table a{color:#e2e8f0;text-decoration:none}.data-table a:visited{color:#ccc}.data-table a:hover{text-decoration:underline}.pr-title{color:var(--text-muted)}.size-cell{white-space:nowrap}.additions{color:var(--green)}.deletions{color:var(--red)}.label-badge{background:var(--border);border-radius:4px;margin-right:.25rem;padding:.1rem .4rem;font-size:.7rem;display:inline-block}.recharts-cartesian-grid-horizontal line,.recharts-cartesian-grid-vertical line{stroke:var(--border)}.recharts-text{fill:var(--text-muted)}.recharts-tooltip-wrapper .recharts-default-tooltip{border-radius:6px;background:var(--surface)!important;border:1px solid var(--border)!important;color:var(--text)!important}.recharts-tooltip-cursor{fill:#94a3b81a}.subtable-header{margin-top:1.25rem;margin-bottom:.5rem;font-size:.9rem;font-weight:600}.filename-cell{word-break:break-all;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.75rem}.risk-badge{font-size:.75rem;font-weight:600}.summary-section{margin-bottom:1.5rem}.summary-header{justify-content:space-between;align-items:center;margin-bottom:.75rem;display:flex}.summary-title{color:var(--text);font-size:1rem;font-weight:600}.period-selector{background:var(--surface);border:1px solid var(--border);border-radius:6px;display:flex;overflow:hidden}.period-selector button{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:.3rem .75rem;font-size:.75rem;transition:background .15s,color .15s}.period-selector button+button{border-left:1px solid var(--border)}.period-selector button.active{background:var(--accent);color:#fff}.summary-row{grid-template-columns:repeat(4,1fr);gap:.75rem;transition:opacity .2s;display:grid}.summary-row.loading{opacity:.5}.summary-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;flex-direction:column;gap:.25rem;padding:1rem 1.25rem;display:flex}.summary-label{color:var(--text-muted);font-size:.75rem;font-weight:500}.summary-value{color:#f8fafc;font-size:1.5rem;font-weight:700;line-height:1.2}.summary-delta{font-size:.75rem;font-weight:600}.summary-delta.good{color:var(--green)}.summary-delta.bad{color:var(--red)}.summary-delta.neutral{color:var(--text-muted)}@media (width<=700px){.summary-row{grid-template-columns:repeat(2,1fr)}}.github-avatar{vertical-align:middle;border-radius:50%}.author-cell{white-space:nowrap;align-items:center;gap:6px;display:inline-flex}.copilot-panel{border-color:#4f46e5}.copilot-summary{grid-template-columns:repeat(4,1fr);gap:.75rem;margin-bottom:1.25rem;display:grid}.copilot-metric{background:var(--bg);border:1px solid var(--border);border-radius:6px;flex-direction:column;gap:.15rem;padding:.75rem 1rem;display:flex}.copilot-metric-value{color:#f8fafc;font-size:1.35rem;font-weight:700;line-height:1.2}.copilot-metric-label{color:var(--text-muted);font-size:.7rem;font-weight:500}.copilot-agent-badge{color:#fff;vertical-align:middle;background:#10b981;border-radius:3px;margin-left:.35rem;padding:.05rem .35rem;font-size:.6rem;font-weight:600;display:inline-block}@media (width<=700px){.copilot-summary{grid-template-columns:repeat(2,1fr)}}.app-logo{vertical-align:text-bottom;width:auto;height:1.2em;margin-right:.5rem}