:root{--bg:#f8f8f6;--surface:#fff;--border:#e8e8e4;--border-focus:#1a1a1a;--text-primary:#1a1a1a;--text-secondary:#6b6b6b;--text-tertiary:#9b9b9b;--accent:#1a1a1a;--accent-hover:#333;--chip-bg:#f0f0ec;--chip-selected:#1a1a1a;--chip-selected-text:#fff;--overview-bg:#f4f4f0;--result-hover:#fafaf8;--shadow-sm:0 1px 3px #0000000f;--shadow-md:0 4px 16px #00000014;--radius:12px;--radius-sm:8px;--radius-xs:6px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5}.page{flex-direction:column;align-items:center;min-height:100vh;padding:80px 24px;transition:padding-top .3s;display:flex}.page.has-results{height:100vh;padding-top:8px;overflow:hidden}.inner{width:100%;max-width:720px}.top-bar{z-index:40;width:100%;height:140px;margin-bottom:56px;position:relative}@keyframes aiSlideReveal{0%{opacity:0;clip-path:inset(0 100% 0 0);transform:translate(-6px)}to{opacity:1;clip-path:inset(0);transform:translate(0)}}@keyframes aiTextShine{0%{opacity:0;background-position:120% 0}30%{opacity:1}to{opacity:0;background-position:-120% 0}}@media (prefers-reduced-motion:no-preference){.results-count,.result-meta,.result-title,.result-snippet,.overview-text-content,.result-ai-text{animation:.5s cubic-bezier(.22,1,.36,1) both aiSlideReveal}.overview-text-content,.result-ai-text{position:relative}.overview-text-content:before,.result-ai-text:before{content:"";pointer-events:none;background:linear-gradient(100deg,#0000 30%,#d2d7e173 45%,#f8fafcd9 50%,#d2d7e173 55%,#0000 70%) 120% 0/200% 100%;animation:.9s ease-out forwards aiTextShine;position:absolute;inset:-2px -4px}}.header{flex-direction:column;align-items:center;gap:10px;margin:0;display:flex;position:absolute;top:0;left:50%;transform:translate(-50%)}.logo{width:auto;height:28px}.tagline{color:var(--text-secondary);letter-spacing:.01em;font-size:14px;font-weight:400}.search-form{width:100%;max-width:720px;margin:0;position:absolute;top:80px;left:50%;transform:translate(-50%)}@media (prefers-reduced-motion:no-preference){.top-bar,.header,.search-form,.logo{transition:all .6s cubic-bezier(.34,1.3,.5,1)}}.has-results .top-bar{height:44px;margin-bottom:32px}.has-results .header{flex-direction:row;gap:0;top:10px;left:0;transform:translate(0)}.has-results .search-form{width:calc(100% - 100px);max-width:760px;top:0;left:100px;transform:translate(0)}.has-results .logo{height:24px}.has-results .tagline{display:none}.search-box-wrapper{width:100%;position:relative}.search-box{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);align-items:center;transition:border-color .15s,box-shadow .15s;display:flex;overflow:hidden}.search-box:focus-within{border-color:var(--border-focus);box-shadow:var(--shadow-md)}.search-input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;padding:14px 0 14px 18px;font-size:16px}.search-input::placeholder{color:var(--text-tertiary)}.search-btn{background:var(--accent);border-radius:var(--radius-sm);cursor:pointer;color:#fff;border:none;flex-shrink:0;justify-content:center;align-items:center;margin:6px;padding:10px 16px;transition:background .15s;display:flex}.search-btn:hover:not(:disabled){background:var(--accent-hover)}.search-btn:disabled{opacity:.5;cursor:not-allowed}.suggestions-list{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);z-index:200;position:absolute;top:calc(100% + 6px);left:0;right:0;overflow:hidden}.suggestions-items{margin:0;padding:0;list-style:none}.suggestions-loader{background:0 0;width:100%;height:2px;position:relative;overflow:hidden}.suggestions-loader:before{content:"";background:var(--text-tertiary,#9aa0a6);opacity:.7;transform-origin:0 0;animation:1.1s ease-in-out infinite suggestions-loader-indeterminate;position:absolute;inset:0}@keyframes suggestions-loader-indeterminate{0%{transform:translate(-100%)scaleX(.4)}50%{transform:translate(0%)scaleX(.6)}to{transform:translate(100%)scaleX(.4)}}.suggestions-loading-placeholder{height:40px}.suggestion-match{color:var(--text-primary);font-weight:600}.suggestion-item{cursor:pointer;color:var(--text-primary);align-items:center;gap:10px;padding:10px 14px;transition:background .1s;display:flex}.suggestion-item:hover,.suggestion-item.active{background:var(--chip-bg)}.suggestion-icon{color:var(--text-tertiary);flex-shrink:0;align-items:center;display:flex}.suggestion-text{white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:14px;overflow:hidden}.suggestion-repo{color:var(--text-tertiary);white-space:nowrap;flex-shrink:0;font-size:11px}.search-box-sep{background:var(--border);flex-shrink:0;width:1px;height:20px}.repo-dropdown-wrapper{flex-shrink:0}.repo-dropdown-btn{color:var(--text-secondary);cursor:pointer;white-space:nowrap;-webkit-user-select:none;user-select:none;background:0 0;border:none;align-items:center;gap:4px;padding:6px 10px;font-size:12px;font-weight:500;transition:color .12s;display:flex}.repo-dropdown-btn:hover:not(:disabled),.repo-dropdown-btn.open{color:var(--text-primary)}.repo-dropdown-btn:disabled{opacity:.5;cursor:not-allowed}.repo-dropdown-chevron{flex-shrink:0;transition:transform .15s}.repo-dropdown-chevron.flipped{transform:rotate(180deg)}.repo-dropdown-panel{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);z-index:150;min-width:200px;max-height:280px;padding:6px;position:absolute;top:calc(100% + 6px);right:0;overflow-y:auto}.repo-dropdown-item{border-radius:var(--radius-xs);cursor:pointer;color:var(--text-primary);align-items:center;gap:8px;padding:7px 10px;font-size:13px;transition:background .1s;display:flex}.repo-dropdown-item:hover{background:var(--chip-bg)}.repo-dropdown-checkbox{width:14px;height:14px;accent-color:var(--accent);cursor:pointer;flex-shrink:0}.overview-block{background:var(--overview-bg);border-radius:var(--radius);border:1px solid var(--border);margin-bottom:28px;padding:20px 24px}.overview-label{color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:8px;margin-bottom:12px;font-size:11px;font-weight:600;display:flex}.overview-pulse{background:var(--text-tertiary);border-radius:50%;width:6px;height:6px;animation:1.2s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}.overview-text{color:var(--text-primary);font-size:14px;line-height:1.75}.overview-text p{margin-bottom:8px}.overview-text p:last-child{margin-bottom:0}.cursor{background:var(--text-secondary);vertical-align:middle;width:2px;height:14px;margin-left:2px;animation:1s step-end infinite blink;display:inline-block}@keyframes 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.12s}.result-card:hover{background:var(--result-hover);box-shadow:var(--shadow-sm)}.result-meta{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:6px;display:flex}.result-repo{color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.06em;font-size:11px;font-weight:600}.result-dot{background:var(--border);border-radius:50%;flex-shrink:0;width:3px;height:3px}.result-date{color:var(--text-tertiary);font-size:11px}.result-title{color:var(--text-primary);margin-bottom:6px;font-size:15px;font-weight:600;line-height:1.4}.result-snippet{color:var(--text-secondary);-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:13px;line-height:1.65;display:-webkit-box;overflow:hidden}.snippet-match{color:var(--text-primary);background:#ffe08259;border-radius:2px;padding:0 2px;font-style:italic;font-weight:500}.result-ai-answer{border-top:1px solid var(--accent);background:color-mix(in srgb, var(--accent) 5%, var(--surface));border-bottom-left-radius:var(--radius);border-bottom-right-radius:var(--radius);margin:14px -20px -18px;padding:12px 20px 14px}.result-ai-label{letter-spacing:.08em;text-transform:uppercase;color:var(--accent);background:color-mix(in srgb, var(--accent) 12%, transparent);border-radius:999px;align-items:center;gap:4px;margin-bottom:8px;padding:2px 8px;font-size:10px;font-weight:700;display:inline-flex}.sparkle-icon{vertical-align:middle;flex-shrink:0;display:inline-block}.result-ai-text{color:var(--text-secondary);font-size:13px;line-height:1.65}.result-ai-skeleton{flex-direction:column;gap:6px;display:flex}.empty-state{text-align:center;color:var(--text-secondary);padding:48px 0}.empty-state h3{color:var(--text-primary);margin-bottom:6px;font-size:16px;font-weight:600}.empty-state p{font-size:13px}.error-banner{border-radius:var(--radius-sm);color:#c0392b;background:#fff5f5;border:1px solid #ffd5d5;margin-bottom:20px;padding:12px 16px;font-size:13px;line-height:1.5}.rate-limit-banner{border-radius:var(--radius-sm);color:#7d5c00;background:#fffbf0;border:1px solid #f0e0a0;margin-bottom:20px;padding:14px 16px;font-size:13px;line-height:1.5}.spinner{border:2px solid #fff6;border-top-color:#fff;border-radius:50%;width:16px;height:16px;animation:.7s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.auth-fallback{justify-content:center;align-items:center;height:100vh;display:flex}.auth-spinner{border-color:#00000026;border-top-color:var(--text-tertiary);width:30px;height:30px}.loading-row{color:var(--text-secondary);justify-content:center;align-items:center;gap:10px;padding:32px 0;font-size:13px;display:flex}.loading-row .spinner{border-color:#00000026;border-top-color:var(--text-secondary)}.loading-more{color:var(--text-secondary);justify-content:center;align-items:center;gap:10px;padding:20px 0;font-size:13px;display:flex}.loading-more .spinner{border-color:#00000026;border-top-color:var(--text-secondary)}.end-of-results{text-align:center;color:var(--text-secondary);padding:20px 0;font-size:12px}.pagination-bar{border-top:1px solid var(--border);justify-content:center;align-items:center;gap:4px;margin-top:12px;padding:20px 0 8px;display:flex}.page-btn{border-radius:var(--radius-xs);min-width:32px;height:32px;color:var(--text-secondary);cursor:pointer;background:0 0;border:1.5px solid #0000;justify-content:center;align-items:center;padding:0 6px;font-size:13px;font-weight:500;transition:all .12s;display:flex}.page-btn:hover:not(:disabled){background:var(--chip-bg);color:var(--text-primary);border-color:var(--border)}.page-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.page-btn:disabled{opacity:.3;cursor:not-allowed}.page-btn.nav{color:var(--text-tertiary)}.page-ellipsis{color:var(--text-tertiary);padding:0 4px;font-size:13px;line-height:32px}.pagination-loading{align-items:center;margin-left:4px;display:flex}.pagination-spinner{border-color:#00000026!important;border-top-color:var(--text-tertiary)!important;width:12px!important;height:12px!important}.footer{text-align:center;height:28px;color:var(--text-tertiary);background:color-mix(in srgb, var(--surface) 90%, transparent);-webkit-backdrop-filter:blur(6px);border-top:1px solid var(--border);z-index:50;justify-content:center;align-items:center;font-size:12px;display:flex;position:fixed;bottom:0;left:0;right:0}.footer a{color:inherit;text-decoration:none}.footer a:hover{color:var(--text-secondary)}.inner-wide{flex-direction:column;width:100%;max-width:none;height:100%;min-height:0;display:flex;position:relative}.results-panel-group{flex:1;width:100%;min-height:0;display:flex}.results-panel{flex-direction:column;height:100%;display:flex;overflow:hidden}.result-list.scrollable{overscroll-behavior:contain;flex:1;min-height:0;padding-bottom:36px;overflow-y:auto}.result-card.clickable{cursor:pointer}.result-card.active{border-color:var(--accent);box-shadow:var(--shadow-sm);background:#f5f5f3}.panel-resize-handle{cursor:col-resize;-webkit-user-select:none;user-select:none;flex-shrink:0;justify-content:center;align-items:stretch;width:12px;display:flex}.panel-resize-handle:hover .panel-resize-bar,.panel-resize-handle[data-resize-handle-state=drag] .panel-resize-bar{background:var(--border-focus)}.panel-resize-bar{background:var(--border);border-radius:1px;align-self:stretch;width:2px;transition:background .15s}.preview-panel{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);flex-direction:column;height:100%;animation:.2s slideInRight;display:flex;overflow:hidden}@keyframes slideInRight{0%{opacity:0;transform:translate(12px)}to{opacity:1;transform:translate(0)}}.preview-header{border-bottom:1px solid var(--border);flex-shrink:0;align-items:flex-start;gap:12px;min-width:0;padding:14px 16px;display:flex}.preview-header-text{flex:1;min-width:0}.preview-title{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;line-height:1.4;overflow:hidden}.preview-meta{color:var(--text-tertiary);white-space:nowrap;text-overflow:ellipsis;margin-top:2px;font-size:11px;overflow:hidden}.preview-header-actions{flex-shrink:0;align-items:center;gap:4px;display:flex}.preview-close{border-radius:var(--radius-xs);cursor:pointer;width:28px;height:28px;color:var(--text-tertiary);background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;transition:background .12s,color .12s;display:flex}.preview-close:hover{background:var(--chip-bg);color:var(--text-primary)}.preview-close:disabled{opacity:.35;cursor:default}.preview-close:disabled:hover{color:var(--text-tertiary);background:0 0}.preview-body{overscroll-behavior:contain;flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.preview-center{color:var(--text-secondary);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:10px;display:flex}.preview-spinner{border-color:#0000001f!important;border-top-color:var(--text-secondary)!important;width:22px!important;height:22px!important}.preview-status-text{color:var(--text-secondary);font-size:13px}.preview-error-text{color:#c0392b}@media (width<=480px){.page{padding:48px 16px 60px}.has-results .top-bar{gap:8px}.has-results .logo{height:20px}.search-input{padding:12px 14px;font-size:15px}.overview-block{padding:16px}.result-card{padding:14px 16px}}.search-clear-btn{color:#666;opacity:.6;cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;width:20px;height:20px;margin-inline:8px;transition:opacity .15s,background-color .15s;display:flex}.search-clear-btn:hover{opacity:1;background:#0000000d;border-radius:4px}.skeleton-loader{flex-direction:column;gap:8px;display:flex}.skeleton-line{background:linear-gradient(90deg,#c8c8c84d 0%,#c8c8c880 50%,#c8c8c84d 100%) 0 0/200% 100%;border-radius:4px;height:12px;animation:1.5s infinite skeleton-loading}.skeleton-line-1{width:100%}.skeleton-line-2{width:90%}.skeleton-text{color:#0000;-webkit-user-select:none;user-select:none;background:linear-gradient(90deg,#c8c8c84d 0%,#c8c8c88c 50%,#c8c8c84d 100%) 0 0/200% 100%;border-radius:4px;animation:1.5s infinite skeleton-loading;display:inline-block}.skeleton-text-repo{width:88px}.skeleton-text-date{width:64px}.skeleton-text-count{width:80px;display:inline-block}.skeleton-text-title{width:78%;display:block}.skeleton-text-snippet{margin-bottom:4px;display:block}.skeleton-text-snippet-1{width:100%}.skeleton-text-snippet-2{width:96%}.skeleton-text-snippet-3{width:60%;margin-bottom:0}.skeleton-text-overview-1{width:100%;margin-bottom:8px;display:block}.skeleton-text-overview-2{width:92%;margin-bottom:8px;display:block}.skeleton-text-overview-3{width:70%;display:block}.skeleton-card{cursor:default}.skeleton-card:hover{background:var(--surface);box-shadow:none}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}