:root{--color-bg-primary: #F9F7F3;--color-bg-secondary: #FFFFFF;--color-bg-tertiary: #F0EDE8;--color-bg-hover: #EBE7E0;--color-bg-active: #E2DDD5;--color-bg-sidebar: #EEEBE5;--color-bg-input: #FFFFFF;--color-bg-user-msg: #E07A3A;--color-bg-ai-msg: #F0EDE8;--color-bg-code: #2D2D2D;--color-bg-overlay: rgba(0, 0, 0, .4);--color-text-primary: #1A1A1A;--color-text-secondary: #6B6560;--color-text-tertiary: #9B9590;--color-text-inverse: #FFFFFF;--color-text-link: #C85A24;--color-text-on-accent: #FFFFFF;--color-accent: #E07A3A;--color-accent-hover: #C85A24;--color-accent-light: #FDF0E8;--color-success: #22C55E;--color-error: #EF4444;--color-warning: #F59E0B;--color-border: #E2DDD5;--color-border-light: #EBE7E0;--color-border-focus: #E07A3A;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;--font-mono: "SF Mono", "Fira Code", "Fira Mono", Menlo, Consolas, monospace;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .9375rem;--text-lg: 1.125rem;--text-xl: 1.375rem;--text-2xl: 1.75rem;--leading-tight: 1.3;--leading-normal: 1.6;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--sidebar-width: 280px;--sidebar-collapsed-width: 0px;--header-height: 0px;--chat-max-width: 768px;--content-max-width: 960px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 2px 8px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--shadow-focus: 0 0 0 3px rgba(224, 122, 58, .2);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text-primary);background-color:var(--color-bg-primary)}a{color:var(--color-text-link);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent-hover)}h1,h2,h3,h4{line-height:var(--leading-tight);font-weight:600}h1{font-size:var(--text-2xl)}h2{font-size:var(--text-xl)}h3{font-size:var(--text-lg)}code{font-family:var(--font-mono);font-size:.875em;background:var(--color-bg-tertiary);padding:.15em .4em;border-radius:var(--radius-sm)}pre{background:var(--color-bg-code);color:#e0e0e0;padding:var(--space-4);border-radius:var(--radius-md);overflow-x:auto;font-family:var(--font-mono);font-size:var(--text-sm);line-height:1.5}pre code{background:none;padding:0;color:inherit}::selection{background:var(--color-accent);color:#fff}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}.app-layout{display:flex;height:100vh;overflow:hidden}.app-sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);height:100vh;background:var(--color-bg-sidebar);border-right:1px solid var(--color-border-light);display:flex;flex-direction:column;transition:all var(--transition-normal);overflow:hidden}.sidebar-header{padding:var(--space-4) var(--space-4);display:flex;align-items:center;gap:var(--space-3)}.sidebar-logo{font-size:var(--text-lg);font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em}.sidebar-logo span{color:var(--color-accent)}.sidebar-nav{display:flex;flex-direction:column;gap:var(--space-1);padding:var(--space-2) var(--space-3)}.nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);font-size:var(--text-sm);font-weight:500;color:var(--color-text-secondary);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);text-decoration:none;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--color-bg-hover);color:var(--color-text-primary)}.nav-item.active{background:var(--color-bg-active);color:var(--color-text-primary)}.nav-icon{font-size:1.1rem;width:22px;text-align:center;flex-shrink:0}.sidebar-footer{margin-top:auto;padding:var(--space-3);border-top:1px solid var(--color-border-light)}.user-info{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3)}.user-avatar{width:32px;height:32px;border-radius:var(--radius-full);background:var(--color-accent);color:var(--color-text-on-accent);display:flex;align-items:center;justify-content:center;font-size:var(--text-sm);font-weight:600;flex-shrink:0}.user-name{font-size:var(--text-sm);font-weight:500;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.app-main{flex:1;display:flex;flex-direction:column;overflow:hidden;background:var(--color-bg-primary)}.page-container{flex:1;overflow-y:auto;padding:var(--space-8)}.page-header{margin-bottom:var(--space-6)}.page-title{font-size:var(--text-xl);font-weight:600;color:var(--color-text-primary)}.page-subtitle{font-size:var(--text-sm);color:var(--color-text-tertiary);margin-top:var(--space-1)}.two-panel{display:flex;height:100vh;overflow:hidden}.panel-left{width:var(--sidebar-width);min-width:var(--sidebar-width);border-right:1px solid var(--color-border-light);display:flex;flex-direction:column;overflow:hidden;background:var(--color-bg-secondary)}.panel-left-header{padding:var(--space-4);border-bottom:1px solid var(--color-border-light);display:flex;align-items:center;gap:var(--space-2)}.panel-left-content{flex:1;overflow-y:auto}.panel-right{flex:1;display:flex;flex-direction:column;overflow:hidden}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);font-size:var(--text-sm);font-weight:500;font-family:inherit;line-height:1.5;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;-webkit-user-select:none;user-select:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-accent);color:var(--color-text-on-accent);border-color:var(--color-accent)}.btn-primary:hover:not(:disabled){background:var(--color-accent-hover);border-color:var(--color-accent-hover)}.btn-secondary{background:var(--color-bg-secondary);color:var(--color-text-primary);border-color:var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg-hover)}.btn-ghost{background:transparent;color:var(--color-text-secondary);border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--color-bg-hover);color:var(--color-text-primary)}.btn-danger{background:transparent;color:var(--color-error);border-color:transparent}.btn-danger:hover:not(:disabled){background:#fef2f2}.btn-sm{padding:var(--space-1) var(--space-3);font-size:var(--text-xs);border-radius:var(--radius-sm)}.btn-lg{padding:var(--space-3) var(--space-6);font-size:var(--text-base)}.btn-icon{padding:var(--space-2);width:36px;height:36px}.input{width:100%;padding:var(--space-2) var(--space-3);font-size:var(--text-sm);font-family:inherit;color:var(--color-text-primary);background:var(--color-bg-input);border:1px solid var(--color-border);border-radius:var(--radius-md);outline:none;transition:all var(--transition-fast)}.input:focus{border-color:var(--color-border-focus);box-shadow:var(--shadow-focus)}.input::placeholder{color:var(--color-text-tertiary)}.input-lg{padding:var(--space-3) var(--space-4);font-size:var(--text-base)}textarea.input{resize:vertical;min-height:80px;line-height:var(--leading-normal)}select.input{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B6560' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 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var(--space-2);font-size:var(--text-xs);font-weight:600;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.03em}.badge-success{background:#dcfce7;color:#166534}.badge-warning{background:#fef3c7;color:#92400e}.badge-info{background:#dbeafe;color:#1e40af}.card{background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);padding:var(--space-6)}.card-hover:hover{border-color:var(--color-border);box-shadow:var(--shadow-sm)}.tabs{display:flex;gap:var(--space-1);border-bottom:1px solid var(--color-border-light);padding-bottom:0}.tab{padding:var(--space-2) var(--space-4);font-size:var(--text-sm);font-weight:500;color:var(--color-text-secondary);background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;transition:all var(--transition-fast);margin-bottom:-1px}.tab:hover{color:var(--color-text-primary)}.tab.active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3);padding:var(--space-16) var(--space-8);color:var(--color-text-tertiary);text-align:center}.empty-state-icon{font-size:3rem;opacity:.4}.empty-state-title{font-size:var(--text-lg);font-weight:500;color:var(--color-text-secondary)}.loading-dots:after{content:"";animation:dots 1.5s steps(4,end) infinite}@keyframes dots{0%,20%{content:""}40%{content:"."}60%{content:".."}80%,to{content:"..."}}.spinner{width:20px;height:20px;border:2px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.divider{height:1px;background:var(--color-border-light);margin:var(--space-4) 0}.alert{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-size:var(--text-sm)}.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #FECACA}.alert-success{background:#f0fdf4;color:#166534;border:1px solid #BBF7D0}.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--color-bg-primary);padding:var(--space-4)}.auth-card{width:100%;max-width:400px;background:var(--color-bg-secondary);border-radius:var(--radius-xl);padding:var(--space-10);box-shadow:var(--shadow-lg)}.auth-brand{text-align:center;margin-bottom:var(--space-8)}.auth-brand-name{font-size:var(--text-2xl);font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em}.auth-brand-name span{color:var(--color-accent)}.auth-brand-tagline{font-size:var(--text-sm);color:var(--color-text-tertiary);margin-top:var(--space-2)}.auth-form{display:flex;flex-direction:column;gap:var(--space-5)}.auth-form .form-group{gap:var(--space-2)}.auth-form .input{padding:var(--space-3) var(--space-4);font-size:var(--text-base);border-radius:var(--radius-md)}.auth-submit{margin-top:var(--space-2)}.auth-submit .btn{width:100%;padding:var(--space-3);font-size:var(--text-base);border-radius:var(--radius-md)}.auth-footer{text-align:center;margin-top:var(--space-6);font-size:var(--text-sm);color:var(--color-text-tertiary)}.auth-footer a{color:var(--color-accent);font-weight:500}.auth-footer a:hover{text-decoration:underline}.auth-error{padding:var(--space-3);background:#fef2f2;color:#dc2626;border-radius:var(--radius-md);font-size:var(--text-sm);text-align:center}.chat-layout{display:flex;height:100%}.conv-sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);background:var(--color-bg-secondary);border-right:1px solid var(--color-border-light);display:flex;flex-direction:column;transition:all var(--transition-normal)}.conv-sidebar.collapsed{width:0;min-width:0;border-right:none;overflow:hidden}.conv-sidebar-header{padding:var(--space-3) var(--space-3);display:flex;align-items:center;gap:var(--space-2)}.conv-new-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);font-size:var(--text-sm);font-weight:500;color:var(--color-text-primary);background:var(--color-bg-primary);border:1px dashed var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.conv-new-btn:hover{background:var(--color-bg-hover);border-color:var(--color-accent);color:var(--color-accent)}.conv-list{flex:1;overflow-y:auto;padding:0 var(--space-2)}.conv-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);margin:1px 0;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);min-height:40px}.conv-item:hover{background:var(--color-bg-hover)}.conv-item.active{background:var(--color-bg-active)}.conv-item-title{flex:1;font-size:var(--text-sm);color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conv-item-actions{display:none;gap:var(--space-1)}.conv-item:hover .conv-item-actions{display:flex}.conv-item-actions button{padding:2px 6px;font-size:var(--text-xs);background:none;border:none;color:var(--color-text-tertiary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.conv-item-actions button:hover{background:var(--color-bg-tertiary);color:var(--color-text-primary)}.conv-item-edit{flex:1}.conv-item-edit input{width:100%;padding:var(--space-1) var(--space-2);font-size:var(--text-sm);border:1px solid var(--color-border-focus);border-radius:var(--radius-sm);outline:none;font-family:inherit}.chat-main{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative}.chat-topbar{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border-light);background:var(--color-bg-secondary)}.chat-toggle-btn{padding:var(--space-1);background:none;border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;font-size:var(--text-sm);color:var(--color-text-secondary);transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;width:32px;height:32px}.chat-toggle-btn:hover{background:var(--color-bg-hover)}.chat-topbar-actions{display:flex;gap:var(--space-2);margin-left:auto}.chat-messages{flex:1;overflow-y:auto;padding:var(--space-6) 0}.chat-messages-inner{max-width:var(--chat-max-width);margin:0 auto;padding:0 var(--space-6)}.message-group{margin-bottom:var(--space-6)}.message{display:flex;gap:var(--space-3);align-items:flex-start}.message-avatar{width:28px;height:28px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:var(--text-xs);font-weight:600;flex-shrink:0;margin-top:2px}.message-avatar.user{background:var(--color-accent);color:#fff}.message-avatar.assistant{background:var(--color-bg-tertiary);color:var(--color-text-secondary);border:1px solid var(--color-border)}.message-content{flex:1;min-width:0}.message-role{font-size:var(--text-xs);font-weight:600;color:var(--color-text-secondary);margin-bottom:var(--space-1);text-transform:capitalize}.message-body{font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text-primary);word-break:break-word}.message-body p{margin-bottom:var(--space-3)}.message-body p:last-child{margin-bottom:0}.message-body ul,.message-body ol{margin:var(--space-2) 0;padding-left:var(--space-6)}.message-body li{margin-bottom:var(--space-1)}.message-body pre{margin:var(--space-3) 0}.message-streaming .message-body:after{content:"";display:inline-block;width:8px;height:18px;background:var(--color-accent);margin-left:2px;vertical-align:text-bottom;animation:blink 1s step-end infinite}@keyframes blink{50%{opacity:0}}.chat-input-area{padding:var(--space-3) var(--space-4) var(--space-4);background:var(--color-bg-primary)}.chat-input-wrapper{max-width:var(--chat-max-width);margin:0 auto;position:relative}.chat-input-box{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-3) var(--space-4);box-shadow:var(--shadow-md);transition:border-color var(--transition-fast)}.chat-input-box:focus-within{border-color:var(--color-border-focus);box-shadow:var(--shadow-md),var(--shadow-focus)}.chat-input-selects{display:flex;gap:var(--space-2);margin-bottom:var(--space-2)}.chat-input-selects select{padding:var(--space-1) var(--space-2);font-size:var(--text-xs);border:1px solid var(--color-border-light);border-radius:var(--radius-sm);background:var(--color-bg-primary);color:var(--color-text-secondary);outline:none;cursor:pointer;font-family:inherit}.chat-input-row{display:flex;align-items:flex-end;gap:var(--space-2)}.chat-input-row textarea{flex:1;border:none;outline:none;resize:none;font-family:inherit;font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text-primary);background:transparent;max-height:200px;min-height:24px}.chat-input-row textarea::placeholder{color:var(--color-text-tertiary)}.chat-send-btn{width:36px;height:36px;border-radius:var(--radius-full);background:var(--color-accent);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition-fast);font-size:1rem}.chat-send-btn:hover:not(:disabled){background:var(--color-accent-hover);transform:scale(1.05)}.chat-send-btn:disabled{opacity:.4;cursor:not-allowed}.chat-welcome{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-8);color:var(--color-text-tertiary)}.chat-welcome-title{font-size:var(--text-2xl);font-weight:600;color:var(--color-text-primary);margin-bottom:var(--space-2)}.chat-welcome-sub{font-size:var(--text-base);color:var(--color-text-tertiary)}.notes-layout{display:flex;height:100%}.note-sidebar{width:300px;min-width:300px;background:var(--color-bg-secondary);border-right:1px solid var(--color-border-light);display:flex;flex-direction:column}.note-sidebar-header{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border-light);display:flex;flex-direction:column;gap:var(--space-2)}.note-sidebar-toolbar{display:flex;gap:var(--space-2)}.note-sidebar-toolbar select,.note-sidebar-toolbar input{flex:1;padding:var(--space-1) var(--space-2);font-size:var(--text-xs);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg-primary);font-family:inherit;outline:none}.note-sidebar-toolbar input:focus,.note-sidebar-toolbar select:focus{border-color:var(--color-border-focus)}.note-list{flex:1;overflow-y:auto}.note-item{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border-light);cursor:pointer;transition:background var(--transition-fast)}.note-item:hover{background:var(--color-bg-hover)}.note-item.active{background:var(--color-accent-light);border-left:3px solid var(--color-accent)}.note-item-source{font-size:var(--text-xs);margin-bottom:var(--space-1)}.note-item-title{font-size:var(--text-sm);font-weight:500;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:var(--space-1)}.note-item-meta{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-xs);color:var(--color-text-tertiary)}.note-item-tags{display:flex;gap:var(--space-1);flex-wrap:wrap;margin-top:var(--space-1)}.note-detail{flex:1;display:flex;flex-direction:column;overflow:hidden}.note-detail-header{padding:var(--space-4) var(--space-6);border-bottom:1px solid var(--color-border-light);display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.note-detail-title{font-size:var(--text-lg);font-weight:600;color:var(--color-text-primary);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.note-detail-actions{display:flex;gap:var(--space-2)}.note-detail-tags{padding:var(--space-3) var(--space-6);border-bottom:1px solid var(--color-border-light)}.note-detail-body{flex:1;overflow-y:auto;padding:var(--space-6)}.note-content{max-width:var(--content-max-width);margin:0 auto;line-height:var(--leading-normal)}.note-content h1,.note-content h2,.note-content h3{margin-top:var(--space-6);margin-bottom:var(--space-3)}.note-content p{margin-bottom:var(--space-4)}.note-content ul,.note-content ol{padding-left:var(--space-6);margin-bottom:var(--space-4)}.note-content li{margin-bottom:var(--space-1)}.note-content pre{margin:var(--space-4) 0}.note-content blockquote{border-left:3px solid var(--color-accent);padding-left:var(--space-4);color:var(--color-text-secondary);margin:var(--space-4) 0}.note-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--color-text-tertiary);font-size:var(--text-base)}.tag-chips{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.tag-chips-input-wrapper{position:relative}.tag-chips-input{padding:var(--space-1) var(--space-2);font-size:var(--text-xs);border:1px dashed var(--color-border);border-radius:var(--radius-full);background:transparent;outline:none;width:100px;font-family:inherit;color:var(--color-text-primary);transition:all var(--transition-fast)}.tag-chips-input:focus{border-color:var(--color-accent);border-style:solid;width:140px}.tag-chips-suggestions{position:absolute;top:100%;left:0;margin-top:var(--space-1);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-md);max-height:160px;overflow-y:auto;z-index:100;min-width:160px}.tag-suggestion-item{padding:var(--space-2) var(--space-3);font-size:var(--text-sm);cursor:pointer;transition:background var(--transition-fast)}.tag-suggestion-item:hover{background:var(--color-bg-hover)}.note-related{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--border-color, #e0e0e0)}.note-related-title{font-size:.9rem;color:var(--text-secondary, #666);margin:0 0 .5rem}.note-related-list{list-style:none;padding:0;margin:0}.note-related-item{display:flex;align-items:center;justify-content:space-between;padding:.25rem 0}.note-related-link{background:none;border:none;color:var(--accent, #3366cc);cursor:pointer;padding:0;text-align:left;font-size:.9rem}.note-related-link:hover{text-decoration:underline}.note-related-score{color:var(--text-secondary, #999);font-size:.75rem;margin-left:.5rem}.note-distill{background:var(--color-bg-secondary, #f6f8fa);border:1px solid var(--color-border, #e0e0e0);border-radius:var(--radius-md, 8px);padding:1rem 1.25rem;margin-bottom:1.5rem}.note-distill-title{font-size:.95rem;margin:0 0 .5rem}.note-distill-summary{margin:0 0 .75rem;line-height:1.6}.note-distill-points{margin:0 0 .75rem;padding-left:1.2rem;line-height:1.6}.note-distill-chips{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:.5rem}.note-distill-entity,.note-distill-concept{font-size:.78rem;padding:.15rem .55rem;border-radius:12px}.note-distill-entity{background:#e3f0ff;color:#1a5fb4}.note-distill-concept{background:#eafaf0;color:#1a7f4b}.search-bar{display:flex;gap:var(--space-2);align-items:flex-end}.search-bar .form-group{flex:1}.search-bar-row{display:flex;gap:var(--space-2)}.search-input-wrapper{flex:1;position:relative}.search-input-wrapper .input{padding-left:var(--space-8)}.search-icon{position:absolute;left:var(--space-3);top:50%;transform:translateY(-50%);color:var(--color-text-tertiary);font-size:var(--text-sm);pointer-events:none}.search-results{display:flex;flex-direction:column;gap:var(--space-2)}.search-result-item{padding:var(--space-3) var(--space-4);background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.search-result-item:hover{border-color:var(--color-border);box-shadow:var(--shadow-sm)}.search-result-title{font-size:var(--text-sm);font-weight:500;color:var(--color-text-primary);margin-bottom:var(--space-1)}.search-result-title mark{background:var(--color-accent-light);color:var(--color-accent-hover);padding:0 2px;border-radius:2px}.search-result-snippet{font-size:var(--text-xs);color:var(--color-text-secondary);line-height:1.5;margin-bottom:var(--space-2)}.search-result-snippet mark{background:var(--color-accent-light);color:var(--color-accent-hover);padding:0 2px;border-radius:2px}.search-result-meta{display:flex;gap:var(--space-3);font-size:var(--text-xs);color:var(--color-text-tertiary)}.import-page{max-width:var(--content-max-width);margin:0 auto;padding:var(--space-8)}.import-tabs{margin-bottom:var(--space-6)}.import-section{display:flex;flex-direction:column;gap:var(--space-5)}.import-form{display:flex;flex-direction:column;gap:var(--space-4)}.import-url-row{display:flex;gap:var(--space-2)}.import-url-row .input{flex:1}.import-source-badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-bg-tertiary);border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--color-text-secondary)}.import-json-area{min-height:200px;font-family:var(--font-mono);font-size:var(--text-sm);line-height:1.5}.import-history{margin-top:var(--space-8)}.import-history-title{font-size:var(--text-lg);font-weight:600;margin-bottom:var(--space-4)}.import-history-list{display:flex;flex-direction:column;gap:var(--space-2)}.import-history-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.import-history-item:hover{border-color:var(--color-border);box-shadow:var(--shadow-sm)}.import-history-icon{font-size:1.2rem;flex-shrink:0}.import-history-info{flex:1;min-width:0}.import-history-info-title{font-size:var(--text-sm);font-weight:500;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.import-history-info-meta{font-size:var(--text-xs);color:var(--color-text-tertiary);margin-top:2px}.graph-layout{display:flex;height:100%}.graph-controls-panel{width:260px;min-width:260px;background:var(--color-bg-secondary);border-right:1px solid var(--color-border-light);display:flex;flex-direction:column;overflow-y:auto;padding:var(--space-4)}.graph-controls-section{margin-bottom:var(--space-5)}.graph-controls-title{font-size:var(--text-xs);font-weight:600;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-3)}.graph-tag-list{display:flex;flex-direction:column;gap:var(--space-1);max-height:240px;overflow-y:auto}.graph-tag-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-1) 0;font-size:var(--text-sm);color:var(--color-text-secondary);cursor:pointer}.graph-tag-item input[type=checkbox]{accent-color:var(--color-accent)}.graph-toggle{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--color-text-secondary);cursor:pointer}.graph-toggle input[type=checkbox]{accent-color:var(--color-accent)}.graph-date-inputs{display:flex;flex-direction:column;gap:var(--space-2)}.graph-date-inputs label{font-size:var(--text-xs);color:var(--color-text-tertiary)}.graph-date-inputs input[type=date]{padding:var(--space-1) var(--space-2);font-size:var(--text-sm);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-family:inherit;outline:none}.graph-date-inputs input[type=date]:focus{border-color:var(--color-border-focus)}.graph-main{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative}.graph-toolbar{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border-light);background:var(--color-bg-secondary)}.graph-canvas{flex:1;position:relative;overflow:hidden;background:var(--color-bg-primary)}.graph-canvas svg{width:100%;height:100%}.graph-preview{position:absolute;right:var(--space-4);top:var(--space-4);width:320px;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--space-4);max-height:400px;overflow-y:auto}.graph-preview-title{font-size:var(--text-base);font-weight:600;margin-bottom:var(--space-2)}.graph-preview-tags{display:flex;gap:var(--space-1);flex-wrap:wrap;margin-bottom:var(--space-3)}.graph-preview-content{font-size:var(--text-sm);color:var(--color-text-secondary);line-height:var(--leading-normal)}.graph-preview-close{position:absolute;top:var(--space-2);right:var(--space-2);background:none;border:none;cursor:pointer;font-size:var(--text-lg);color:var(--color-text-tertiary);padding:var(--space-1);border-radius:var(--radius-sm)}.graph-preview-close:hover{background:var(--color-bg-hover)}.graph-ask-bar{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:20}.graph-ask-panel{position:absolute;right:16px;bottom:16px;width:340px;max-height:60vh;overflow-y:auto;background:var(--color-bg, #fff);border:1px solid var(--color-border, #e0e0e0);border-radius:10px;box-shadow:0 4px 16px #0000001f;padding:12px;z-index:20}.graph-ask-chips{display:flex;flex-wrap:wrap;gap:.3rem;margin-bottom:.5rem}.graph-ask-empty{font-size:.8rem;color:var(--color-text-secondary, #999)}.graph-ask-input{width:100%;box-sizing:border-box;resize:vertical;margin-bottom:.5rem;padding:6px 8px;border:1px solid var(--color-border, #ddd);border-radius:6px;font-size:.85rem}.graph-ask-error{color:#b00020;font-size:.8rem;margin-top:.4rem}.graph-ask-answer{margin-top:.6rem;padding:.6rem;background:var(--color-bg-secondary, #f6f8fa);border-radius:6px;font-size:.85rem;line-height:1.6;white-space:pre-wrap}.entities-layout{display:flex;height:100%;overflow:hidden}.entities-sidebar{width:280px;border-right:1px solid var(--color-border, #e0e0e0);display:flex;flex-direction:column;overflow:hidden}.entities-sidebar-header{padding:12px 16px;font-weight:600;border-bottom:1px solid var(--color-border, #e0e0e0)}.entities-list{flex:1;overflow-y:auto}.entities-empty,.entities-placeholder{padding:1.5rem;color:var(--color-text-secondary, #888);font-size:.85rem;line-height:1.6}.entities-item{width:100%;display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background:none;border:none;border-bottom:1px solid var(--color-border-light, #f0f0f0);cursor:pointer;text-align:left}.entities-item:hover{background:var(--color-bg-hover, #f6f8fa)}.entities-item.active{background:var(--color-bg-secondary, #eef3fb)}.entities-item-name{font-size:.9rem}.entities-item-count{font-size:.75rem;color:#fff;background:var(--color-accent, #3366cc);border-radius:10px;padding:1px 8px;min-width:18px;text-align:center}.entities-main{flex:1;overflow-y:auto;padding:16px 24px}.entities-error{color:#b00020;padding:.5rem 0}.entities-detail-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem}.entities-type{font-size:.7rem;background:#e3f0ff;color:#1a5fb4;border-radius:8px;padding:2px 8px;vertical-align:middle}.entities-actions{display:flex;gap:.5rem}.entities-digest,.entities-contradictions{margin-top:1.25rem;padding:1rem 1.25rem;border-radius:8px}.entities-digest{background:var(--color-bg-secondary, #f6f8fa);border:1px solid var(--color-border, #e0e0e0);line-height:1.6}.entities-contradictions{background:#fff7f5;border:1px solid #ffd9cf}.entities-digest h3,.entities-contradictions h3,.entities-notes h3{font-size:.95rem;margin:0 0 .6rem}.entities-contradiction-item{padding:.5rem 0;border-bottom:1px dashed #ffd9cf}.entities-contradiction-item:last-child{border-bottom:none}.entities-contradiction-desc{font-size:.88rem;line-height:1.5}.entities-contradiction-pair{font-size:.78rem;color:var(--color-text-secondary, #999);margin-top:.2rem}.entities-notes{margin-top:1.5rem}.entities-notes-list{list-style:none;padding:0;margin:0}.entities-note-item{display:flex;justify-content:space-between;padding:.4rem 0;border-bottom:1px solid var(--color-border-light, #f0f0f0)}.entities-note-title{font-size:.9rem}.entities-note-meta{font-size:.75rem;color:var(--color-text-secondary, #999)}.settings-page{max-width:var(--content-max-width);margin:0 auto;padding:var(--space-8)}.settings-section{margin-bottom:var(--space-10)}.settings-section-title{font-size:var(--text-lg);font-weight:600;color:var(--color-text-primary);margin-bottom:var(--space-2)}.settings-section-desc{font-size:var(--text-sm);color:var(--color-text-tertiary);margin-bottom:var(--space-5)}.provider-add-form{background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);padding:var(--space-5);margin-bottom:var(--space-5)}.provider-add-form-title{font-size:var(--text-sm);font-weight:600;margin-bottom:var(--space-4)}.provider-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}.provider-form-full{grid-column:1 / -1}.provider-form-actions{grid-column:1 / -1;display:flex;justify-content:flex-end;gap:var(--space-2);margin-top:var(--space-2)}.provider-table{width:100%;border-collapse:separate;border-spacing:0;background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);overflow:hidden}.provider-table th{padding:var(--space-3) var(--space-4);font-size:var(--text-xs);font-weight:600;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.05em;text-align:left;background:var(--color-bg-tertiary);border-bottom:1px solid var(--color-border-light)}.provider-table td{padding:var(--space-3) var(--space-4);font-size:var(--text-sm);color:var(--color-text-primary);border-bottom:1px solid var(--color-border-light);vertical-align:middle}.provider-table tr:last-child td{border-bottom:none}.provider-table tr:hover td{background:var(--color-bg-hover)}.provider-active-toggle{accent-color:var(--color-accent);width:16px;height:16px;cursor:pointer}.provider-models{display:flex;gap:var(--space-1);flex-wrap:wrap}.embedding-config{background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);padding:var(--space-5)}.embedding-form{display:flex;flex-direction:column;gap:var(--space-4);max-width:480px}.embedding-saved{font-size:var(--text-sm);color:var(--color-success);font-weight:500}