.main-content:is(.dark-mode *) p,.main-content:is(.dark-mode *) div,.main-content:is(.dark-mode *) span:not(.intent-badge):not(.intent-chat):not(.intent-search):not(.intent-topic),.main-content:is(.dark-mode *) li,.main-content:is(.dark-mode *) h1,.main-content:is(.dark-mode *) h2,.main-content:is(.dark-mode *) h3,.main-content:is(.dark-mode *) h4,.main-content:is(.dark-mode *) h5,.main-content:is(.dark-mode *) h6{color:#e0e0e0!important}.dark-mode :not(.ds-mode-buttons)>.ds-pill-btn,.dark-mode .main-content span,.dark-mode .main-content div,.dark-mode .main-content p,.dark-mode .main-content li{color:#e0e0e0!important}.dark-mode .main-content span[style*=background i]:not([class*=gs-]):not([class*=ds-]):not([class*=intent]){color:#fff!important;text-shadow:0 0 1px rgba(0,0,0,.5)!important}.dark-mode [class*=tag i],.dark-mode [class*=label i],.dark-mode [class*=badge i],.dark-mode [class*=mode i][class*=tag i]{color:#fff!important}.dark-mode .main-content .mode-tag,.dark-mode .main-content span.mode-tag{color:#000!important}.dark-mode .mode-tag.chat,.dark-mode .mode-tag.search,.dark-mode .mode-tag.topic,.dark-mode .main-content .mode-tag.chat,.dark-mode .main-content .mode-tag.search,.dark-mode .main-content .mode-tag.topic{color:#fff!important;background-color:inherit!important;-webkit-text-fill-color:#ffffff!important;text-shadow:none!important}.dark-mode .mode-tag.chat,.dark-mode .main-content .mode-tag.chat,.dark-mode .mode-tag.topic,.dark-mode .main-content .mode-tag.topic{background-color:#0b6b3a!important;border-color:#0b6b3a59!important}.dark-mode .mode-tag.search,.dark-mode .main-content .mode-tag.search{background-color:#133f9a!important;border-color:#133f9a59!important}.dark-mode .main-content span[style*="#37b24d" i],.dark-mode .main-content div[style*="#37b24d" i]{background-color:#0b6b3a!important;border-color:#0b6b3a59!important}.dark-mode .main-content span[style*="#4c6ef5" i],.dark-mode .main-content div[style*="#4c6ef5" i],.dark-mode .main-content span[style*="#5c7cfa" i],.dark-mode .main-content div[style*="#5c7cfa" i]{background-color:#133f9a!important;border-color:#133f9a59!important}.dark-mode .main-content [class*=intent i],.dark-mode .main-content [class*=action i],.dark-mode .main-content [class*=type i]{color:#fff!important}:root{--bg-primary: #fff;--bg-secondary: #f7f7f8;--bg-tertiary: #f5f7ff;--bg-input: #fff;--bg-hover: #ebebec;--bg-active: #eef0ff;--bg-card: #fff;--border-primary: #e5e5e5;--border-secondary: #e0e0e0;--border-focus: #4c6ef5;--text-primary: #1a1a1a;--text-secondary: #555;--text-muted: #9ca3af;--text-link: #1a0dab;--text-link-visited: #681da8;--text-accent: #4c6ef5;--text-highlight: #c0392b;--text-green: #007526;--shadow-sm: rgba(0,0,0,.08);--shadow-md: rgba(0,0,0,.15);--shadow-gradient: rgba(255,255,255,0);--overlay-bg: rgba(255,255,255,0);--scrollbar-thumb: #d8d8d8;--divider: #ebebeb;--input-border: #e0e0e0;--pill-border: #e0e0e0;--pill-bg: #f7f7f8;--pill-hover-bg: #eef0ff;--pill-active-bg: #4c6ef5;--pill-active-border: #4c6ef5;--pill-active-color: #ffffff;--btn-primary: #4c6ef5;--btn-primary-hover: #3b5de6;--ai-card-bg: #f5f7ff;--ai-card-border: #dde3ff;--loading-bg: #f8f9fa;--loading-border: #e8eaed;--no-result-bg: #fff8e1;--no-result-border: #ffecb3;--result-divider: #f0f0f0;--score-bg: #f1f3f4;--small-logo-bg: #fff;--small-logo-border: #e0e0e0;--stop-bg: #ffebee;--user-box-bg: #fff;--user-box-border: #e0e0e0;--user-icon-color: #868e96}.dark-mode{--bg-primary: #1a1a1a;--bg-secondary: #252525;--bg-tertiary: #2a2a3a;--bg-input: #2a2a2a;--bg-hover: #333333;--bg-active: #3a3a5a;--bg-card: #252525;--border-primary: #3a3a3a;--border-secondary: #404040;--border-focus: #5c7cfa;--text-primary: #ffffff;--text-secondary: #d0d0d0;--text-muted: #9a9a9a;--text-link: #a0c4ff;--text-link-visited: #d0a0ff;--text-accent: #a0c4ff;--text-highlight: #ff9a90;--text-green: #0b6b3a;--shadow-sm: rgba(14, 59, 9, .3);--shadow-md: rgba(0,0,0,.4);--shadow-gradient: rgba(26,26,26,0);--overlay-bg: rgba(26,26,26,0);--scrollbar-thumb: #555;--divider: #3a3a3a;--input-border: #404040;--pill-border: #404040;--pill-bg: #333;--pill-hover-bg: #3a3a5a;--pill-active-bg: #5c7cfa;--pill-active-border: #5c7cfa;--pill-active-color: #fff;--btn-primary: #5c7cfa;--btn-primary-hover: #748ffc;--ai-card-bg: #2a2a3a;--ai-card-border: #3a3a5a;--loading-bg: #2a2a2a;--loading-border: #3a3a3a;--no-result-bg: #3a3020;--no-result-border: #5a4030;--result-divider: #333;--score-bg: #333;--small-logo-bg: #252525;--small-logo-border: #3a3a3a;--stop-bg: #5a2020;--user-box-bg: #2a2a2a;--user-box-border: #404040;--user-icon-color: #888}html{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) transparent}html::-webkit-scrollbar{width:8px}html::-webkit-scrollbar-track{background:transparent}html::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:4px}*{font-family:Noto Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}.lang-theme-dropdown{position:relative}.dropdown-trigger{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--border-secondary);border-radius:999px;background:var(--bg-primary);color:var(--text-secondary);cursor:pointer;transition:all .15s}.dropdown-trigger:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--text-accent)}.dropdown-menu{position:absolute;top:calc(100% + 8px);right:0;background:var(--bg-primary);border:1px solid var(--border-secondary);border-radius:12px;box-shadow:0 8px 24px var(--shadow-md);min-width:160px;padding:8px 6px;z-index:9999}.intent-badge,.intent-badge[style],.main-content .intent-badge,.main-content .intent-badge[style],.dark-mode .main-content .intent-badge,.dark-mode .main-content .intent-badge[style]{display:inline-flex!important;align-items:center!important;padding:2px 8px!important;border-radius:12px!important;font-size:12px!important;font-weight:600!important}.intent-chat,.intent-chat[style],.main-content .intent-chat,.main-content .intent-chat[style],.dark-mode .main-content .intent-chat,.dark-mode .main-content .intent-chat[style]{background-color:#e6fcf5!important;color:#0ca678!important;border:1px solid #b2f2bb!important}.intent-search,.intent-search[style],.main-content .intent-search,.main-content .intent-search[style],.dark-mode .main-content .intent-search,.dark-mode .main-content .intent-search[style]{background-color:#e3fafc!important;color:#1098ad!important;border:1px solid #99e9f2!important}.intent-topic,.intent-topic[style],.main-content .intent-topic,.main-content .intent-topic[style],.dark-mode .main-content .intent-topic,.dark-mode .main-content .intent-topic[style]{background-color:#edf2ff!important;color:#4263eb!important;border:1px solid #bac8ff!important}.dropdown-section-label{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;padding:4px 10px 6px}.dropdown-item{display:block;width:100%;padding:9px 12px;border:none;background:transparent;color:var(--text-primary);font-size:14px;text-align:left;border-radius:8px;cursor:pointer;transition:background .12s}.dropdown-item:hover{background:var(--bg-hover)}.dropdown-item.active{background:var(--bg-active);color:var(--text-accent);font-weight:500}.dropdown-divider{height:1px;background:var(--divider);margin:6px 0}.settings-menu-item:hover{background:var(--bg-hover)}.about-in-settings{width:100%;height:100%;overflow-y:auto}.small-logo-bar .lang-theme-dropdown{margin-right:8px}.ms-app{display:flex;height:100vh;overflow:hidden;background:var(--bg-primary);transition:background-color .3s ease,color .3s ease}.ds-sidebar,.ms-main,.about-page-wrapper{transition:background-color .3s ease}.ds-sidebar{width:260px;min-width:220px;background:var(--bg-secondary);border-right:1px solid var(--border-primary);display:flex;flex-direction:column;overflow:hidden;-webkit-user-select:none;user-select:none}.ds-sb-topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 10px 20px;flex-shrink:0}.ds-sb-brand{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:600;color:var(--text-primary);letter-spacing:-.3px}.ds-sb-logo{width:28px;height:28px;flex-shrink:0}.ds-sb-brand-text{display:inline-flex;align-items:center}.ds-sb-icon-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;background:transparent;color:var(--text-secondary);border-radius:8px;cursor:pointer;transition:background .12s,color .12s;flex-shrink:0}.ds-sb-icon-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.ds-sb-new-chat{display:flex;align-items:center;justify-content:center;gap:8px;margin:2px 12px 8px;padding:9px 18px;border-radius:24px;border:1px solid var(--border-secondary);background:var(--bg-primary);font-size:14px;font-weight:500;color:var(--text-primary);cursor:pointer;flex-shrink:0;transition:background .12s,box-shadow .12s}.ds-sb-new-chat:hover{background:var(--bg-hover);box-shadow:0 1px 4px var(--shadow-sm)}.ds-sb-new-chat svg{color:var(--text-accent);flex-shrink:0}.ds-sb-fixed-block{flex-shrink:0;padding-bottom:2px}.ds-sb-history-section{flex:1 1 auto;min-height:0;display:flex;flex-direction:column;overflow:hidden}.ds-sb-anon-hint{margin:8px 12px;padding:10px 12px;font-size:12px;line-height:1.5;color:var(--text-secondary);background:var(--bg-hover);border:1px dashed var(--border-secondary);border-radius:8px;cursor:pointer;text-align:center;transition:all .2s;-webkit-user-select:none;user-select:none}.ds-sb-anon-hint:hover{background:var(--bg-active);color:var(--text-primary);border-color:var(--text-muted)}.ds-sb-history-scroll{flex:1 1 auto;min-height:0;overflow-y:auto;padding:0 0 8px;scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) transparent}.ds-sb-history-scroll::-webkit-scrollbar{width:4px}.ds-sb-history-scroll::-webkit-scrollbar-track{background:transparent}.ds-sb-history-scroll::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:4px}.ds-sb-footer{flex-shrink:0;padding-bottom:12px}.ds-sb-history-group-label{padding-top:8px}.ds-sb-group-label{font-size:12px;font-weight:500;color:var(--text-muted);padding:8px 20px 4px}.dark-mode .ds-sb-group-label{color:#fff!important;-webkit-text-fill-color:#ffffff!important}.ds-sb-history-item{display:flex;align-items:center;position:relative;padding:8px 12px 8px 20px;cursor:pointer;min-height:36px;transition:background .1s}.ds-sb-history-item:hover{background:var(--bg-hover)}.ds-sb-history-item-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.ds-sb-history-text{font-size:14px;color:var(--text-primary);font-weight:400;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.45}.ds-sb-history-count{font-size:11px;color:var(--text-muted);line-height:1.3;font-weight:400}.dark-mode .ds-sb-history-text{color:#fff!important;text-shadow:0 0 1px rgba(0,0,0,.5)}.dark-mode .ds-sb-history-count{color:#fff!important}.ds-sb-history-dots{display:none;align-items:center;justify-content:center;width:24px;height:24px;border-radius:6px;color:var(--text-secondary);flex-shrink:0;margin-left:4px}.ds-sb-history-dots:hover{background:var(--bg-hover)}.ds-sb-history-dots.visible{display:flex}.ds-sb-empty{font-size:13px;color:var(--text-muted);padding:8px 20px}.dark-mode .ds-sb-empty{color:#fff!important}.ds-sb-divider{height:1px;background:var(--divider);margin:4px 12px}.ds-sb-year-row{display:flex;align-items:center;gap:4px;padding:4px 12px 8px 20px}.ds-sb-year-input{flex:1;height:28px;padding:0 7px;font-size:12px;border:1px solid var(--border-secondary);border-radius:6px;background:var(--bg-primary);color:var(--text-primary);outline:none;transition:border-color .15s}.ds-sb-year-input:focus{border-color:var(--border-focus)}.ds-sb-year-sep{color:var(--text-muted);font-size:12px;flex-shrink:0}.ds-sb-meta{font-size:11px;color:var(--text-muted);padding:3px 20px;word-break:break-all}.dark-mode .ds-sb-meta{color:#fff!important}.ms-year-row{display:flex;gap:4px;align-items:center}.ms-year-row input{width:100%;padding:3px 6px;height:26px;font-size:11.5px;border:1px solid var(--border-secondary);border-radius:5px;background:var(--bg-primary);color:var(--text-primary)}.ms-year-row input:focus{outline:none;border-color:var(--border-focus)}.ms-main{flex:1;display:flex;flex-direction:column;min-width:0;position:relative;background:var(--bg-primary);overflow:visible}.ms-main-scroll{flex:1;overflow-y:auto;padding:0 24px 150px;background:var(--bg-primary)}.ms-main:has(.result-filter-panel) .ms-main-scroll{padding-left:300px;padding-right:24px;transition:padding-left .2s ease}.ms-app.sidebar-collapsed .ms-main:has(.result-filter-panel) .ms-main-scroll{padding-left:300px}.ms-main:has(.result-filter-panel) .main-content,.ms-main:has(.result-filter-panel) .user-query-container{margin-left:0;margin-right:auto;max-width:860px}.ms-main:has(.result-filter-panel) .ms-chat-bar{padding-left:328px;padding-right:24px;transition:padding-left .2s ease}@media (min-width: 1400px){.ms-main:has(.result-filter-panel) .ms-main-scroll{padding-left:300px;padding-right:300px}.ms-main:has(.result-filter-panel) .ms-chat-bar{padding-left:300px;padding-right:300px}}.ms-main:has(.result-filter-panel) .ms-chat-bar .ds-input-box{margin:0}.ms-app.sidebar-collapsed .ms-main:has(.result-filter-panel) .ms-chat-bar{padding-left:328px}.ms-app.sidebar-collapsed .ms-main:has(.result-filter-panel) .ms-chat-bar .ds-input-box{margin:0}.small-logo-bar{padding:10px 24px;background:var(--small-logo-bg);border-bottom:1px solid var(--small-logo-border);display:flex;align-items:center;gap:8px;position:sticky;top:0;z-index:10}.small-logo-bar.hidden{display:none!important}.small-logo-bar-spacer{flex:1}.small-logo-lang-btn{padding:4px 10px;font-size:12px;font-weight:600;border:1px solid var(--small-logo-border);border-radius:999px;background:var(--bg-primary);color:var(--text-secondary);cursor:pointer;transition:all .15s}.small-logo-lang-btn:hover{background:var(--bg-hover)}.small-logo-lang-btn.active{background:var(--bg-active);color:var(--text-accent);border-color:var(--text-accent)}.small-logo-lang-btn svg{width:14px;height:14px;display:block}.ds-hero{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:calc(100vh - 160px);padding:8vh 20px 0;background:var(--bg-primary)}.site-logo-wrapper{display:flex;justify-content:center;align-items:center;padding:0 0 4px;margin-bottom:4px}.site-logo-svg{width:300px;height:auto}.logo-scholar-sub{text-align:center;font-family:Georgia,serif;font-size:22px;color:var(--text-muted);font-weight:400;width:100%;max-width:860px;margin:-8px auto 12px;padding:0 24px;box-sizing:border-box}.dark-mode .logo-scholar-sub{color:#fff!important}.ds-hero-title{font-size:26px;font-weight:700;color:var(--text-primary);margin-bottom:12px;text-align:center;letter-spacing:-.2px}.ds-mode-buttons{display:flex;flex:0 0 auto;gap:6px;flex-wrap:wrap}.ds-mode-buttons .ds-pill-btn{padding:5px 10px;font-size:12px;border-radius:16px;border:1px solid var(--border-secondary);background:var(--bg-primary);color:var(--text-secondary);cursor:pointer;transition:all .15s}:root:not(.dark-mode) .ds-mode-buttons .ds-pill-btn{color:#000}.ds-mode-buttons .ds-pill-btn:is(.dark-mode *){color:#fff;background:#404040!important}.ds-mode-buttons .ds-pill-btn:hover:is(.dark-mode *){color:#fff!important}.ds-mode-buttons .ds-pill-btn:hover{background:var(--pill-hover-bg);border-color:var(--text-accent)}.ds-mode-buttons .ds-pill-btn.active{background:var(--pill-active-bg);border-color:var(--pill-active-border);color:#fff!important}.ds-mode-buttons .ds-pill-btn.active:hover{background:var(--btn-primary-hover);border-color:var(--btn-primary-hover);color:#fff!important}.dark-mode .ds-mode-hint{color:#fff!important}.ds-mode-hint{flex:1 1 auto;min-width:0;width:auto;font-size:12px;color:var(--text-muted);padding:0 12px;line-height:1.4;text-align:right;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ds-input-box{width:100%;max-width:760px;border-radius:14px;border:1.5px solid var(--input-border);background:var(--bg-input);box-shadow:0 2px 16px var(--shadow-sm);overflow:visible;transition:border-color .2s,box-shadow .2s}.ds-input-box:focus-within{border-color:var(--border-focus);box-shadow:0 4px 20px var(--shadow-sm)}.ds-input-box textarea{width:100%;border:none;background:transparent;padding:15px 48px 5px 28px;font-size:15px;line-height:1.4;color:var(--text-primary);resize:none;outline:none;display:block;min-height:34px;box-sizing:border-box}.ds-input-box textarea:disabled{background:transparent;color:var(--text-primary);opacity:1;cursor:text}.ds-input-box textarea::placeholder{color:var(--text-muted)}.ds-input-footer{display:flex;align-items:flex-end;justify-content:flex-start;padding:0 10px 8px 28px;gap:6px}.ds-input-footer .ds-send-btn{align-self:flex-end;margin-left:auto}ds-pill-btn.disabled{opacity:.6;cursor:not-allowed}.ds-pill-btn{display:flex;align-items:center;gap:5px;padding:5px 13px;border-radius:20px;border:1px solid var(--pill-border);background:var(--pill-bg);font-size:12.5px;color:var(--text-secondary);cursor:pointer;font-weight:500;transition:background .15s,border-color .15s,color .15s;white-space:nowrap}.dark-mode .ds-pill-btn{color:#fff!important}.ds-pill-btn:hover{background:var(--pill-hover-bg);border-color:var(--text-accent);color:var(--text-accent)}.dark-mode .ds-pill-btn:hover{color:#fff!important}.ds-pill-btn.active{background:var(--pill-active-bg);border-color:var(--pill-active-border);color:var(--pill-active-color)}.ds-pill-btn svg{width:14px;height:14px;flex-shrink:0}.ds-input-spacer{flex:1}.ds-send-btn{width:36px;height:36px;border-radius:50%;border:none;background:var(--btn-primary);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s,transform .1s;flex-shrink:0}.ds-send-btn:hover{background:var(--btn-primary-hover);transform:scale(1.05);@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}cursor:not-allowed;transform:none}.ds-send-btn:hover .ds-send-btn:disabled{background:var(--text-muted);opacity:.6;cursor:not-allowed}.ds-send-btn:hover .generating .ds-send-btn{animation:pulse 1.5s infinite ease-in-out}.ds-examples{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:50px;max-width:680px;width:100%}.ms-example-btn{padding:7px 16px;border-radius:20px;border:1px solid var(--border-secondary);background:var(--bg-primary);font-size:13px;color:var(--text-secondary);cursor:pointer;transition:background .15s,border-color .15s,box-shadow .15s;white-space:nowrap}.ms-example-btn:hover{background:var(--pill-hover-bg);border-color:var(--text-accent);color:var(--text-accent);box-shadow:0 1px 6px var(--shadow-sm)}.main-content{max-width:760px;margin:0 auto;padding:0 28px;color:var(--text-primary)}.main-content:is(.dark-mode *){color:#e0e0e0}.user-query-container{max-width:760px;margin:28px auto 0;padding:0 28px}.user-query-box{background:var(--bg-secondary);border:1.5px solid var(--border-secondary);border-radius:22px;box-shadow:0 2px 16px var(--shadow-sm);padding:10px 18px 10px 14px;font-size:15px;color:var(--text-primary);display:flex;align-items:flex-start;gap:10px;width:80%;box-sizing:border-box;opacity:.75;filter:grayscale(.15);background-color:#e8e8e8}.user-query-icon{color:var(--user-icon-color);flex-shrink:0;display:flex;align-items:center;justify-content:center;margin-top:3px}.user-query-icon svg{width:17px;height:17px;display:block}.user-query-text{flex:1 1 auto;min-width:0;line-height:1.5;word-break:break-word;color:#999}.dark-mode .user-query-text{color:#5e5a5a!important}.ai-overview{background:var(--ai-card-bg);border-radius:14px;padding:18px 22px;margin:16px 0 20px;border:1px solid var(--ai-card-border)}.ai-overview-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.ms-copy-btn{display:inline-block;background:transparent;border:1px solid var(--border-secondary);border-radius:4px;color:var(--text-secondary);font-size:12px;line-height:1.4;padding:4px 8px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:all .2s ease}.ms-copy-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.ai-icon{width:22px;height:22px;background:linear-gradient(135deg,var(--text-accent),var(--text-accent));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;color:#fff;font-weight:700;flex-shrink:0}.ai-title{font-size:14px;color:var(--text-primary);font-weight:600}.ai-content{font-size:14px;line-height:1.7;color:var(--text-primary);white-space:pre-line}.ai-content p{margin:10px 0;white-space:normal}.ai-content p:first-child{margin-top:0}.ai-content p:last-child{margin-bottom:0}.ai-sources{display:flex;align-items:center;gap:8px;margin-top:14px;padding-top:10px;border-top:1px solid var(--ai-card-border);font-size:12px;color:var(--text-muted)}.ai-sources svg{width:14px;height:14px;fill:#70757a}.loading-indicator{display:flex;align-items:center;gap:10px;padding:14px 18px;background:var(--loading-bg);border-radius:10px;border:1px solid var(--loading-border);margin:14px 0;color:var(--text-secondary);font-size:13.5px}.loading-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#fc0404;animation:pulse 1.2s ease-in-out infinite;flex-shrink:0}.loading-dot:nth-child(2){animation-delay:.2s;background:#f03e3e}.loading-dot:nth-child(3){animation-delay:.4s;background:#f59f00}.loading-dot:nth-child(4){animation-delay:.6s;background:#37b24d}@keyframes pulse{0%,to{opacity:.3;transform:scale(.8)}50%{opacity:1;transform:scale(1.1)}}.search-stats{font-size:13px;color:var(--text-muted);margin:18px 0 4px}.gs-results-list{margin-top:8px}.gs-result{padding:14px 0 16px;margin:0;border-bottom:1px solid var(--result-divider)}.gs-result:last-child{border-bottom:none}.main-content[data-citable=true] .gs-result{position:relative;padding-left:28px}.gs-cite-check{display:none}.main-content[data-citable=true] .gs-result .gs-cite-check{display:block;position:absolute;left:0;top:15px;width:16px;height:16px;box-sizing:border-box;border:1.5px solid #bdc1c6;border-radius:4px;background:transparent;cursor:pointer;opacity:0;transition:opacity .15s ease,background-color .12s ease,border-color .12s ease}.main-content[data-citable=true] .gs-result:hover .gs-cite-check,.main-content[data-citable=true] .gs-result .gs-cite-check:focus-visible,.main-content[data-citable=true] .gs-result.is-cite-selected .gs-cite-check{opacity:1}.main-content[data-citable=true] .gs-result.is-cite-selected .gs-cite-check{background-color:var(--text-accent, #4c6ef5);border-color:var(--text-accent, #4c6ef5)}.main-content[data-citable=true] .gs-result.is-cite-selected .gs-cite-check:after{content:"";position:absolute;left:4px;top:1px;width:4px;height:8px;border:solid #fff;border-width:0 1.8px 1.8px 0;transform:rotate(45deg)}.gs-cite-check:focus-visible{outline:2px solid var(--text-accent, #4c6ef5);outline-offset:2px}.cite-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:7px 12px;margin:2px 0 0;border:1px solid var(--border-primary, #e5e5e5);border-radius:10px;background:var(--bg-secondary, #f7f7f8);font-size:13px;color:var(--text-secondary, #555)}.cite-bar-count{margin-right:auto;font-variant-numeric:tabular-nums}.cite-bar-btn{padding:5px 12px;border:1px solid var(--border-secondary, #e0e0e0);border-radius:8px;background:var(--bg-card, #fff);color:var(--text-primary, #1a1a1a);font-size:13px;cursor:pointer;transition:background .12s ease,border-color .12s ease}.cite-bar-btn:hover:not(:disabled){background:var(--bg-hover, #ebebec)}.cite-bar-btn:disabled{opacity:.45;cursor:not-allowed}.cite-bar-btn.primary{background:var(--text-accent, #4c6ef5);border-color:var(--text-accent, #4c6ef5);color:#fff;font-weight:500}.cite-bar-btn.primary:hover:not(:disabled){filter:brightness(1.06)}@media (max-width: 640px){.cite-bar-count{flex:1 0 100%;margin-right:0}}.cite-panel{margin:8px 0 2px;padding:14px 16px 16px;border:1px solid var(--border-primary, #e5e5e5);border-radius:10px;background:var(--bg-card, #fff);box-shadow:0 2px 10px var(--shadow-sm, rgba(0, 0, 0, .08))}.cite-panel-title{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:13px;font-weight:600;color:var(--text-primary, #1a1a1a);margin-bottom:10px}.cite-panel-close{flex:none;width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;padding:0;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--text-secondary, #787878);font-size:13px;line-height:1;cursor:pointer;transition:background .12s ease,color .12s ease,border-color .12s ease}.cite-panel-close:hover{background:var(--bg-hover, #ebebec);border-color:var(--border-secondary, #e0e0e0);color:var(--text-primary, #1a1a1a)}.cite-panel-close:focus-visible{outline:2px solid var(--text-accent, #4c6ef5);outline-offset:2px}.cite-format-group{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.cite-format-opt{padding:6px 14px;border:1px solid var(--border-secondary, #e0e0e0);border-radius:20px;background:transparent;color:var(--text-secondary, #555);font-size:13px;cursor:pointer;transition:all .12s ease}.cite-format-opt:hover{border-color:var(--text-accent, #4c6ef5)}.cite-format-opt.active{background:var(--bg-active, #eef0ff);border-color:var(--text-accent, #4c6ef5);color:var(--text-accent, #4c6ef5);font-weight:500}.cite-doi-toggle{display:inline-flex;align-items:center;gap:6px;margin:0 0 12px;font-size:12.5px;color:var(--text-secondary, #555);cursor:pointer;-webkit-user-select:none;user-select:none}.cite-doi-toggle input{width:14px;height:14px;margin:0;cursor:pointer;accent-color:var(--text-accent, #4c6ef5)}.cite-doi-toggle.is-disabled{opacity:.45;cursor:not-allowed}.cite-doi-toggle.is-disabled input{cursor:not-allowed}.cite-panel-actions{display:flex;gap:8px;align-items:center}.cite-panel-hint{font-size:12px;color:var(--text-muted, #9ca3af);line-height:1.5;margin-top:10px}.cite-panel-tip{font-size:12px;color:var(--text-green, #007526);margin-left:4px}.cite-preview{margin-top:12px;padding:10px 12px;border:1px solid var(--border-primary, #e5e5e5);border-radius:8px;background:var(--bg-secondary, #f7f7f8);font-family:Georgia,Times New Roman,serif;font-size:12.5px;line-height:1.7;color:var(--text-primary, #1a1a1a);max-height:180px;overflow-y:auto;white-space:pre-wrap;word-break:break-all}.cite-preview.cite-preview-bib{font-family:Consolas,Courier New,Menlo,monospace;font-size:12px;line-height:1.55;white-space:pre;word-break:normal;overflow-x:auto}.gs-title{margin:0 0 3px;line-height:1.35}.gs-title a{color:var(--text-link);font-size:16px;font-weight:400;text-decoration:none;cursor:pointer;font-family:Georgia,Times New Roman,serif}.gs-title a:hover{text-decoration:underline}.gs-title a:visited{color:var(--text-link-visited)}.gs-ccf-badge{display:inline-block;background:#5f6368;color:#fff;font-size:10px;font-weight:600;padding:1px 7px;border-radius:10px;margin-left:6px;vertical-align:middle;position:relative;top:-1px;letter-spacing:.3px}.gs-authors{font-size:13px;color:var(--text-green);margin:3px 0 2px;font-weight:400}.gs-publication{font-size:13px;color:var(--text-secondary);margin:1px 0 3px}.gs-snippet{font-size:13px;color:var(--text-secondary);line-height:1.55;margin:4px 0 6px;display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}mark.keyword-highlight{background:none;color:var(--text-highlight);font-weight:500;font-style:normal;padding:0;border-radius:0}.author-highlight{background:none;color:#06c;font-weight:700;font-style:normal}.dark-mode .author-highlight{color:#66b3ff;font-weight:700}.gs-snippet em{font-style:normal;color:var(--text-highlight);font-weight:500}.gs-links{display:flex;align-items:center;gap:14px;margin-top:5px;flex-wrap:wrap}.gs-link{font-size:12.5px;color:var(--text-link);text-decoration:none}.gs-link:hover{text-decoration:underline}.gs-citations{font-size:11px;color:var(--text-muted);background:var(--score-bg);padding:1px 7px;border-radius:10px;text-decoration:none;white-space:nowrap}a.gs-citations{color:var(--text-secondary);cursor:pointer}a.gs-citations:hover{color:var(--text-link);text-decoration:underline}.gs-citations-plain{cursor:default}.gs-edm{font-size:11px;color:var(--text-muted);background:var(--score-bg);padding:1px 7px;border-radius:10px;white-space:nowrap;cursor:help}.gs-edm-est{border-bottom:1px dashed var(--text-muted);border-radius:10px 10px 4px 4px}.gs-edm .edm-label{font-weight:500}.gs-score{font-size:11px;color:var(--text-muted);background:var(--score-bg);padding:1px 7px;border-radius:10px}.gs-icon-link{font-size:12.5px;color:var(--text-secondary);display:flex;align-items:center;gap:3px}.no-result-box{background:var(--no-result-bg);border:1px solid var(--no-result-border);border-radius:10px;padding:14px 18px;font-size:14px;color:var(--text-primary);margin:14px 0}.ms-more-btn{display:block;width:100%;max-width:360px;margin:16px auto;padding:9px;border-radius:8px;border:1px solid var(--border-secondary);background:var(--bg-primary);cursor:pointer;font-size:13.5px;color:var(--text-primary);transition:background .12s}.ms-more-btn:hover{background:var(--bg-hover)}.google-footer{text-align:center;padding:32px 20px 20px;color:var(--text-muted);font-size:13px;border-top:1px solid var(--divider);margin-top:36px}.ms-chat-bar{position:fixed;bottom:0;left:260px;right:0;z-index:1000;background:linear-gradient(to top,var(--bg-primary) 70%,var(--overlay-bg));padding:13px 28px 14px 52px;transition:left .2s ease,padding .2s ease}.ms-app.sidebar-collapsed .ms-chat-bar{left:0;padding-left:52px;transition:left .2s ease}.ms-chat-bar--hero{display:none!important}.ds-hero-spacer{height:20px;flex-shrink:0}.ds-hero-input-container{width:100%;max-width:760px;margin:20px auto 0;padding:0 20px}.ms-chat-bar .ds-input-box{max-width:760px;margin:0 auto}.ms-chat-bar .ds-input-box textarea{padding:11px 20px 7px;min-height:28px;line-height:1.4}.ms-chat-bar .ds-input-footer{padding:0 8px 6px 10px;gap:4px}.ms-chat-bar .ds-send-btn{width:30px;height:30px;position:fixed;right:16px;bottom:80px;z-index:100}.ms-chat-bar .ds-pill-btn{padding:3px 9px;font-size:11.5px}.ms-chat-bar .ds-pill-btn svg{width:13px;height:13px}.ms-stop-overlay{position:fixed;z-index:99999;border-radius:50%;border:none;background:var(--stop-bg);color:var(--text-highlight, #c62828);font-size:15px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px var(--shadow-md);transition:background .12s}.ms-stop-overlay:hover{background:var(--bg-hover)}.gs-result .gs-snippet{white-space:pre-wrap;word-break:break-word}.sidebar-expand-btn{position:fixed;left:8px;top:10px;z-index:1001;border:1px solid var(--border-secondary);border-radius:8px;background:var(--bg-primary);padding:5px 9px;cursor:pointer;font-size:15px;color:var(--text-secondary);box-shadow:0 1px 4px var(--shadow-sm);transition:background .12s}.sidebar-expand-btn:hover{background:var(--bg-hover)}.ms-app.sidebar-collapsed .ds-sidebar{display:none}.ms-app:not(.sidebar-collapsed) .sidebar-expand-btn{display:none}.sidebar-backdrop{display:none}.ds-sb-user-section{padding:4px 16px 6px;display:flex;flex-direction:column}.ds-sb-user-info{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 10px;border-radius:10px;cursor:pointer;transition:background .15s}.ds-sb-user-info:hover{background:var(--bg-hover)}.ds-sb-username{font-size:13px;color:var(--text-primary);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:120px}.ds-sb-user-info>div>span:first-child{display:flex;align-items:center}.ds-sb-login-btn{width:100%;border:1px solid var(--border-primary);border-radius:20px;background-color:var(--bg-secondary);color:var(--text-link);padding:8px 16px;font-size:12.5px;font-weight:600;cursor:pointer;transition:background-color .15s,border-color .15s,box-shadow .15s;box-shadow:0 1px 2px var(--shadow-sm);text-align:center}.ds-sb-login-btn:hover{background-color:var(--bg-hover);border-color:var(--border-secondary);box-shadow:0 1px 3px var(--shadow-md)}.ds-modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:var(--overlay-bg, rgba(0, 0, 0, .4));z-index:9999;display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.ds-modal-content{background:var(--bg-primary);border-radius:12px;box-shadow:0 10px 40px var(--shadow-md);display:flex;flex-direction:column;max-width:90vw;max-height:80vh}.ds-modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border-secondary)}.ds-modal-close{background:none;border:none;font-size:18px;cursor:pointer;color:var(--text-muted);padding:4px;line-height:1}.ds-modal-close:hover{color:var(--text-primary)}.result-filter-panel{position:relative;float:left;width:220px;margin-right:20px;margin-top:50px;background:var(--bg-primary);border:1px solid var(--border-secondary);border-radius:14px;padding:8px 14px 14px;box-shadow:0 4px 16px var(--shadow-sm);z-index:100;max-height:calc(100vh - 240px);overflow-y:auto}.rf-open-btn{position:absolute;top:50px;left:20px;z-index:100;background:var(--bg-primary);border:1px solid var(--border-secondary);border-radius:10px;padding:10px 14px;display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--text-accent);box-shadow:0 2px 10px var(--shadow-sm);cursor:pointer;transition:all .2s}.rf-open-btn:hover{background:var(--bg-hover);box-shadow:0 4px 12px var(--shadow-sm);transform:translateY(-1px)}.rf-open-btn svg{width:14px;height:14px}.ms-app.sidebar-collapsed .small-logo-bar{padding-left:60px}@media (max-width: 1250px){.result-filter-panel,.rf-open-btn{display:none}}@media (max-width: 1024px){.ds-hero{padding:60px 20px 20px;min-height:auto;gap:0}.ds-hero-spacer{height:60px}.site-logo-svg{width:240px}.logo-scholar-sub{font-size:18px;margin-bottom:8px}.ds-hero-title{font-size:20px;margin-bottom:10px}.corpus-dashboard{margin:.3rem auto .8rem;max-width:600px}}@media (max-width: 768px){display: flex;justify-content: space-between;align-items: center;padding-bottom: 8px;border-bottom: 2px solid var(--bg-hover)}.rf-header{display:flex;flex-direction:row;align-items:center;gap:6px;padding:4px 0;margin-bottom:8px;position:sticky;top:-4px;background:var(--bg-primary);z-index:2}.rf-title{flex:1;font-size:14px;font-weight:600;color:var(--text-primary)}.rf-clear-btn{background:var(--bg-hover);border:1px solid var(--border-secondary);font-size:12px;color:var(--text-secondary);cursor:pointer;padding:4px 10px;border-radius:6px;font-weight:500;transition:all .2s}.rf-clear-btn:hover{background:var(--bg-active);color:var(--text-primary);border-color:var(--text-secondary)}.rf-close-btn{width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:var(--bg-hover);border:1px solid var(--border-secondary);color:var(--text-secondary);cursor:pointer;border-radius:6px;font-size:14px;padding:0;transition:all .2s;flex-shrink:0}.rf-close-btn:hover{background:#fee2e2;border-color:#f87171;color:#dc2626}.rf-close-btn:hover{background:var(--bg-active);color:var(--text-primary)}.rf-section{display:flex;flex-direction:column;gap:6px}.rf-section-flex{flex-shrink:0}.rf-section-flex{flex:1;min-height:0}.rf-label{font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px}.rf-edm-row{display:flex;gap:3px;flex-wrap:nowrap}.rf-edm-btn{flex:1 1 0;min-width:0;padding:4px 0;font-size:11px;border-radius:12px;border:1px solid var(--pill-border);background:var(--pill-bg);color:var(--text-secondary);cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:center;letter-spacing:-.1px;transition:background .15s,border-color .15s,color .15s}.rf-edm-btn:hover{border-color:var(--text-accent);color:var(--text-accent)}.rf-edm-btn.active{background:var(--pill-active-bg);border-color:var(--pill-active-border);color:var(--pill-active-color);font-weight:600}.dark-mode .rf-edm-btn{color:#fff}.dark-mode .rf-edm-btn.active{color:var(--pill-active-color)}.dark-mode :not(.main-content) .rf-label,.dark-mode .rf-label{color:#fff!important;-webkit-text-fill-color:#ffffff!important;opacity:1!important;z-index:1!important;position:relative!important}.rf-label-count{font-size:11px;font-weight:500;color:var(--text-secondary);text-transform:none;letter-spacing:0;margin-left:4px}.dark-mode .rf-label-count{color:#fff!important;-webkit-text-fill-color:#ffffff!important;text-shadow:0 0 1px rgba(0,0,0,.5)!important}.rf-hit-count{margin-top:8px;padding:6px 10px;background:var(--pill-hover-bg);border-radius:6px;font-size:13px;font-weight:600;color:var(--text-accent);text-align:center}.rf-year-row{display:flex;align-items:center;gap:8px}.rf-year-row input{flex:1;width:0;padding:4px 6px;font-size:12px;border:1px solid var(--border-secondary);border-radius:6px;background:var(--bg-primary);color:var(--text-primary);outline:none;transition:all .2s}.rf-year-row input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--pill-hover-bg)}.rf-year-row span{color:var(--text-muted)}.dark-mode :not(.main-content) .rf-year-row span,.dark-mode .rf-year-row span{color:#fff!important;-webkit-text-fill-color:#ffffff!important;opacity:1!important;text-shadow:0 0 1px rgba(255,255,255,.1)!important;z-index:1!important;position:relative!important}.rf-input{padding:4px 6px;font-size:12px;border:1px solid var(--border-secondary);border-radius:6px;background:var(--bg-primary);color:var(--text-primary);outline:none;transition:all .2s}.rf-input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--pill-hover-bg)}.rf-journal-list{display:flex;flex-direction:column;gap:4px;padding-right:4px;max-height:200px;overflow-y:auto;mask-image:none;-webkit-mask-image:none}.rf-journal-item{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-secondary);cursor:pointer;padding:2px 4px;border-radius:4px;transition:background .15s}.rf-journal-item:hover{background:var(--bg-hover)}.rf-journal-item input[type=checkbox]{accent-color:var(--text-accent);width:14px;height:14px;flex-shrink:0}.rf-journal-item span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dark-mode .rf-journal-item span{color:#fff!important;-webkit-text-fill-color:#ffffff!important;text-shadow:0 0 1px rgba(0,0,0,.5)!important}.corpus-dashboard{margin:.5rem auto 1.5rem;max-width:700px;background:transparent;border:none;padding:0 2rem;box-shadow:none;animation:fadeIn .5s ease-out}.cd-items-container{display:flex;justify-content:space-between;align-items:center;gap:1.5rem}.cd-item{display:flex;align-items:center;gap:1rem;flex:1}.cd-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:#4c6ef5}.cd-icon svg{width:100%;height:100%}.cd-content{display:flex;flex-direction:column;gap:2px}.cd-value{font-size:1.2rem;font-weight:700;color:var(--text-primary);display:flex;align-items:baseline;gap:4px;white-space:nowrap}.cd-label{font-size:.85rem;color:var(--text-secondary);font-weight:500}.dark-mode .cd-label{color:#fff!important}.corpus-dashboard.skeleton{display:flex;gap:2rem;padding:1.5rem 2rem;opacity:.7}.cd-skeleton-line{height:40px;width:100%;background:var(--bg-hover);border-radius:8px;animation:pulse 1.5s infinite ease-in-out}.ds-sb-about-btn{width:100%;border:none;border-radius:8px;background:transparent;color:var(--text-secondary);padding:8px 16px;font-size:13px;font-weight:500;cursor:pointer;text-align:left;transition:background-color .15s,color .15s;margin-bottom:4px}.ds-sb-about-btn:hover{background-color:var(--bg-hover);color:var(--text-primary)}.about-page-wrapper{width:100%;min-height:100vh;display:flex;flex-direction:column}.about-topbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;gap:16px;padding:12px 24px;background:var(--bg-primary);border-bottom:1px solid var(--border-primary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.about-topbar-brand{display:flex;align-items:center;gap:8px;cursor:pointer;flex-shrink:0}.about-topbar-logo{width:36px;height:36px}.about-topbar-name{font-size:20px;font-weight:600;color:var(--text-primary)}.about-topbar-nav{display:flex;gap:4px;margin-left:auto}.about-nav-btn{border:none;background:transparent;color:var(--text-secondary);font-size:13px;font-weight:500;padding:6px 12px;border-radius:6px;cursor:pointer;transition:background-color .15s,color .15s}.about-nav-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.about-topbar-back{border:1px solid var(--border-primary);background:var(--bg-secondary);color:var(--text-link);font-size:13px;font-weight:500;padding:6px 14px;border-radius:16px;cursor:pointer;flex-shrink:0;transition:background-color .15s}.about-topbar-back:hover{background:var(--bg-hover)}.about-lang-switch{border:none;background:transparent;color:var(--text-secondary);cursor:pointer;padding:6px;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:color .15s,background-color .15s}.about-lang-switch:hover{color:var(--text-primary);background:var(--bg-hover)}.about-page{width:100%;display:flex;justify-content:center;padding:56px 24px 72px;flex:1}.about-container{max-width:700px;width:100%}.about-badges-vertical{display:flex;flex-direction:column;align-items:center;gap:16px;margin-bottom:24px}.about-badge-zju{width:120px;height:auto;object-fit:contain;border-radius:8px}.about-badge-som{width:200px;height:auto;object-fit:contain;border-radius:8px}.about-hero{text-align:center;margin-bottom:56px}.about-headline{font-size:1.75rem;font-weight:800;color:var(--text-primary);margin:0 0 12px;line-height:1.3}.about-subheadline{font-size:.95rem;color:var(--text-secondary);margin:0}.about-section{margin-bottom:56px;scroll-margin-top:70px}.about-section-title{font-size:1.15rem;font-weight:700;color:var(--text-primary);margin:0 0 16px;padding-bottom:8px;border-bottom:2px solid #4c6ef5;display:inline-block}.about-text{font-size:.95rem;line-height:1.8;color:var(--text-secondary);margin:0 0 12px}.about-data-links{margin-top:12px}.about-link{color:var(--text-link);text-decoration:none;font-weight:500}.about-link:hover{text-decoration:underline}.about-timeline{margin-top:20px;padding-left:20px;border-left:2px solid #4c6ef5}.about-timeline-item{position:relative;padding:0 0 20px 20px}.about-timeline-item:last-child{padding-bottom:0}.about-timeline-dot{position:absolute;left:-27px;top:4px;width:12px;height:12px;border-radius:50%;background:#4c6ef5;border:2px solid var(--bg-primary)}.about-timeline-text{font-size:.9rem;color:var(--text-secondary);line-height:1.6}.about-stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:56px;padding:32px 24px;background:var(--bg-card);border:1px solid var(--border-primary);border-radius:16px;scroll-margin-top:70px}.about-stat-item{text-align:center}.about-stat-number{font-size:2rem;font-weight:800;background:linear-gradient(135deg,#4c6ef5,#748ffc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:4px}.about-stat-label{font-size:.8rem;color:var(--text-secondary);font-weight:500}.about-features-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.about-feature-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:12px;padding:24px 20px;transition:box-shadow .2s,transform .2s}.about-feature-card:hover{box-shadow:0 4px 16px var(--shadow-md);transform:translateY(-2px)}.about-feature-icon-wrap{width:40px;height:40px;border-radius:10px;background:#4c6ef51a;display:flex;align-items:center;justify-content:center;font-size:1.2rem;margin-bottom:12px}.about-feature-name{font-size:.95rem;font-weight:600;color:var(--text-primary);margin-bottom:6px}.about-feature-desc{font-size:.85rem;color:var(--text-secondary);line-height:1.5}.about-journals-grid{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.about-journal-tag{display:inline-block;padding:6px 12px;background:var(--bg-secondary, #edf2ff);color:#4263eb;border:1px solid #bac8ff;border-radius:8px;font-size:.82rem;font-weight:500;line-height:1.4;transition:background .2s}.dark-mode .about-journal-tag{background:#4263eb1f;border-color:#bac8ff40;color:#91a7ff}.about-journals-toggle{display:inline-block;padding:8px 20px;border:1px solid #4c6ef5;border-radius:8px;background:transparent;color:#4c6ef5;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s}.about-journals-toggle:hover{background:#4c6ef5;color:#fff}.about-team-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.about-team-row{display:flex;justify-content:center;align-items:flex-start;gap:40px;flex-wrap:wrap}.about-team-item{text-align:center;min-width:100px}.about-team-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:12px;padding:28px 20px;text-align:center;transition:box-shadow .2s}.about-team-card:hover{box-shadow:0 4px 16px var(--shadow-md)}.about-avatar{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#4c6ef5,#748ffc);color:#fff;font-size:1.4rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;box-shadow:0 4px 12px #4c6ef54d}.about-avatar-img{width:56px;height:56px;border-radius:50%;object-fit:cover;margin:0 auto 12px;display:block;box-shadow:0 4px 12px #4c6ef54d}.about-member-name{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:4px}.about-member-link{color:var(--text-primary);text-decoration:none;transition:color .2s}.about-member-link:hover{color:var(--text-accent);text-decoration:underline}.about-member-role{font-size:.8rem;font-weight:600;color:#4c6ef5;margin-bottom:6px}.about-member-title{font-size:.8rem;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.about-member-tag{font-size:.75rem;color:var(--text-muted);background:var(--bg-hover);display:inline-block;padding:2px 10px;border-radius:10px;margin-bottom:8px}.about-member-desc{font-size:.82rem;color:var(--text-secondary);line-height:1.5;margin-bottom:8px}.about-member-email{font-size:.78rem;color:var(--text-link);text-decoration:none;word-break:break-all}.about-member-email:hover{text-decoration:underline}.about-cta{text-align:center;padding:48px 32px;margin-bottom:56px;background:linear-gradient(135deg,#4c6ef514,#748ffc1f);border:1px solid rgba(76,110,245,.2);border-radius:20px}.about-cta-title{font-size:1.3rem;font-weight:700;color:var(--text-primary);margin:0 0 20px}.about-cta-btn{border:none;border-radius:24px;background:linear-gradient(135deg,#4c6ef5,#5c7cfa);color:#fff;padding:14px 36px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .15s,box-shadow .15s;box-shadow:0 4px 16px #4c6ef54d}.about-cta-btn:hover{transform:translateY(-2px);box-shadow:0 6px 24px #4c6ef566}.about-footer-combined{display:flex;gap:24px;padding:24px 0;border-top:1px solid var(--border-primary);scroll-margin-top:70px}.about-footer-left,.about-footer-right{flex:1}.about-footer-divider{width:1px;background:var(--border-primary)}.about-footer-heading{font-size:.85rem;font-weight:600;color:var(--text-primary);margin-bottom:8px}.about-footer-note{font-size:.8rem;color:var(--text-muted);line-height:1.6;margin:0}.about-contact-list{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.about-contact-list .about-link{font-size:.82rem}.about-contact-logos{display:flex;align-items:center;gap:20px;margin-top:8px}.about-logo-link{display:inline-flex;align-items:center}.about-footer-logo{height:40px;width:auto;opacity:.8;background:transparent;border-radius:0;transition:opacity .2s}.about-footer-logo:hover{opacity:1}.about-footer-logo-som{height:65px;width:auto;opacity:.85;transition:opacity .2s}.about-footer-logo-som:hover{opacity:1}@media (max-width: 600px){.about-features-grid,.about-team-grid{grid-template-columns:1fr}.about-stats-bar{grid-template-columns:1fr 1fr}.about-footer-combined{flex-direction:column}.about-footer-divider{width:100%;height:1px}.about-badge-zju{width:80px}.about-badge-som{width:140px}.about-topbar{padding:10px 12px}.about-topbar-name{font-size:16px}}@media (max-width: 768px){.ds-sidebar{position:fixed;top:0;left:0;bottom:0;width:280px;min-width:unset;z-index:2000;transform:translate(0);transition:transform .25s ease;box-shadow:4px 0 20px #00000026}.ms-app.sidebar-collapsed .ds-sidebar{display:flex;transform:translate(-100%);box-shadow:none}.sidebar-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:1999;background:#0006;animation:fadeIn .2s ease}.ms-app.sidebar-collapsed .sidebar-backdrop{display:none}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.sidebar-expand-btn{display:block!important;position:fixed;left:12px;top:12px;z-index:1001;width:36px;height:36px;padding:0;font-size:18px;line-height:36px;text-align:center;border-radius:50%}.ms-app:not(.sidebar-collapsed) .sidebar-expand-btn{display:none!important}.ms-main-scroll{padding-left:14px;padding-right:14px;padding-bottom:160px}.ds-hero{min-height:calc(100vh - 100px);padding:6vh 14px 0}.ds-hero-title{font-size:17px;margin-top:8px;white-space:nowrap}.site-logo-svg{width:180px}.corpus-dashboard{margin:.3rem auto .6rem;padding:0 .5rem}.cd-items-container{display:grid!important;grid-template-columns:1fr 1fr;gap:4px 12px;width:100%;max-width:320px;margin:0 auto}.cd-item{display:flex;flex-direction:column;align-items:center;gap:1px;padding:4px;text-align:center}.cd-item:last-child{grid-column:1 / -1;justify-self:center}.cd-icon,.cd-icon svg{width:24px;height:24px}.cd-value{font-size:1.1rem}.cd-label{font-size:.72rem;line-height:1.2;text-align:center}.ds-input-box{max-width:100%;padding:0}.ds-input-box textarea{font-size:14px;padding:6px 28px 2px;min-height:28px}.ds-mode-buttons{display:grid;grid-template-columns:1fr 1fr;gap:4px;width:100%}.ds-mode-buttons .ds-pill-btn{justify-content:center;font-size:10.5px;padding:5px 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ds-input-footer{flex-wrap:wrap;padding:2px 8px 4px}.ds-mode-hint{display:none}.ds-send-btn{width:32px;height:32px}.ds-examples{display:grid;grid-template-columns:1fr 1fr;gap:8px;width:100%;max-width:100%}.ms-example-btn{width:100%;text-align:center;font-size:11px;padding:7px 5px;white-space:normal;line-height:1.3}.ms-chat-bar{left:0!important;padding:10px 12px 12px!important}.ms-chat-bar .ds-input-box{max-width:100%}.ms-chat-bar .ds-input-box textarea{min-height:30px;font-size:14px}.gs-result{padding:12px 0 14px}.gs-title a{font-size:14.5px}.gs-snippet{font-size:12.5px;-webkit-line-clamp:4}.gs-authors,.gs-publication{font-size:12px}.user-query-container{max-width:100%}.small-logo-bar{padding-left:50px}.result-filter-panel,.rf-open-btn{display:none!important}.about-topbar-nav{overflow-x:auto;-webkit-overflow-scrolling:touch}.about-container{padding:0 16px}.about-team-grid,.about-features-grid{grid-template-columns:1fr}.about-stats-bar{flex-wrap:wrap}.about-stat-item{min-width:45%}.login-overlay,.settings-overlay{padding:12px}}