:root{--bg-app: #09090b;--bg-card: #121215;--bg-card-hover: #18181c;--bg-inset: #050506;--border-color: #27272a;--border-color-hover: #3f3f46;--text-primary: #f4f4f5;--text-secondary: #a1a1aa;--text-muted: #71717a;--accent-blue: #3b82f6;--accent-emerald: #10b981;--accent-amber: #f59e0b;--accent-red: #ef4444;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", Consolas, monospace}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100vh;background-color:var(--bg-app);color:var(--text-primary);font-family:var(--font-sans);line-height:1.6;-webkit-font-smoothing:antialiased}body{display:flex;flex-direction:column}#root{flex:1}.app-container{width:100%;max-width:960px;margin:0 auto;padding:24px 16px 32px;display:flex;flex-direction:column;gap:20px}.app-header{display:flex;flex-direction:column;gap:8px}.app-title{margin:0;font-size:1.5rem;font-weight:600;line-height:1.3;color:var(--text-primary)}.app-subtitle{margin:0;font-size:.9375rem;color:var(--text-secondary)}.card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;padding:20px;transition:border-color .15s ease}.card:hover{border-color:var(--border-color-hover)}.card-title{margin:0 0 12px;font-size:1.0625rem;font-weight:600;color:var(--text-primary)}.notice-bar{background-color:var(--bg-inset);border:1px solid var(--border-color);border-radius:8px;padding:12px 16px;font-size:.875rem;color:var(--text-secondary);display:flex;flex-direction:column;gap:4px}.tab-group{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:6px;padding:8px 16px;font-size:.875rem;font-weight:500;font-family:var(--font-sans);cursor:pointer;border:1px solid var(--border-color);background-color:var(--bg-inset);color:var(--text-primary);transition:border-color .15s ease,background-color .15s ease}.btn:hover:not(:disabled){border-color:var(--border-color-hover);background-color:var(--bg-card-hover)}.btn:disabled,.btn-disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn-primary{background-color:#2563eb;border-color:var(--accent-blue);color:#fff}.btn-primary:hover:not(:disabled){background-color:#1d4ed8;border-color:#60a5fa}.btn-tab-active{background-color:var(--bg-card-hover);border-color:var(--accent-blue);color:var(--text-primary)}.btn:focus-visible{outline:2px solid var(--accent-blue);outline-offset:2px}.btn:has(.file-input-hidden:focus-visible){outline:2px solid var(--accent-blue);outline-offset:2px}.field-group{display:flex;flex-direction:column;gap:8px}.field-help{margin:0;font-size:.8125rem;color:var(--text-secondary)}.textarea-input{width:100%;min-height:160px;padding:12px;border-radius:6px;border:1px solid var(--border-color);background-color:var(--bg-inset);color:var(--text-primary);font-family:var(--font-mono);font-size:.875rem;line-height:1.5;resize:vertical}.textarea-input:focus{outline:2px solid var(--accent-blue);outline-offset:1px}.file-input-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.file-input-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.action-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:16px}.alert{border-radius:8px;padding:12px 16px;font-size:.875rem;border:1px solid var(--border-color)}.alert-error{background-color:#ef44441a;border-color:var(--accent-red);color:#fecaca}.alert-warn{background-color:#f59e0b1a;border-color:var(--accent-amber);color:#fde68a}.alert-info{background-color:#3b82f61a;border-color:var(--accent-blue);color:#bfdbfe}.stats-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:16px}.stat-badge{background-color:var(--bg-inset);border:1px solid var(--border-color);border-radius:6px;padding:8px 12px;font-size:.8125rem;color:var(--text-secondary)}.stat-badge strong{font-family:var(--font-mono);color:var(--text-primary);margin-left:4px}.table-wrap{width:100%;overflow-x:auto;border:1px solid var(--border-color);border-radius:8px}.data-table{width:100%;border-collapse:collapse;font-size:.875rem}.data-table th{background-color:var(--bg-inset);color:var(--text-muted);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;text-align:left;padding:12px;border-bottom:1px solid var(--border-color)}.data-table td{padding:12px;border-bottom:1px solid var(--border-color);vertical-align:top;word-break:break-word;overflow-wrap:anywhere}.data-table tr:last-child td{border-bottom:none}.mono-text{font-family:var(--font-mono)}.muted-text{color:var(--text-muted)}.group-list{display:flex;flex-direction:column;gap:12px}.group-card{background-color:var(--bg-inset);border:1px solid var(--border-color);border-radius:8px;padding:16px;display:flex;flex-direction:column;gap:12px}.group-card-header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px}.diff-badge-list{display:flex;flex-wrap:wrap;gap:6px}.diff-badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:4px;font-size:.75rem;font-weight:500;border:1px solid var(--border-color);background-color:var(--bg-card);color:var(--text-primary)}.diff-badge-blue{border-color:var(--accent-blue);color:#93c5fd}.diff-badge-amber{border-color:var(--accent-amber);color:#fcd34d}.diff-badge-emerald{border-color:var(--accent-emerald);color:#6ee7b7}.diff-badge-neutral{border-color:var(--border-color-hover);color:var(--text-secondary)}.diff-badge-indigo{border-color:#6366f1;color:#c7d2fe}.group-count{font-size:.8125rem;color:var(--text-secondary)}.group-member-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.group-member-item{display:flex;flex-direction:column;gap:2px;padding:6px 8px;border-radius:4px;background-color:var(--bg-card);word-break:break-word;overflow-wrap:anywhere}.group-member-name{font-size:.875rem;color:var(--text-primary)}.group-member-path{font-size:.75rem}.app-footer{border-top:1px solid var(--border-color);padding:16px;margin-top:auto;font-size:.8125rem;color:var(--text-muted)}.app-footer-inner{max-width:960px;margin:0 auto;display:flex;flex-wrap:wrap;gap:8px;align-items:center}.app-footer a{color:var(--text-secondary);text-decoration:underline}.app-footer a:hover{color:var(--text-primary)}@media(max-width:480px){.app-container{padding:16px 12px 24px}.card{padding:16px}.action-row{flex-direction:column;align-items:stretch}}