:root{--bg-primary:#0a0a0c33;--bg-secondary:#0f0f124d;--bg-tertiary:#14141966;--bg-glass:#ffffff0a;--bg-glass-hover:#ffffff14;--bg-sidebar-glass:#0a0a0c8c;--border-glass:#ffffff14;--border-glass-focus:#fff3;--text-primary:#f5f5f7;--text-secondary:#8e8e93;--text-muted:#515154;--color-primary:#0071e3;--color-primary-glass:#0071e340;--color-primary-glass-border:#0071e373;--color-success:#30d158;--color-warning:#ff9f0a;--color-danger:#ff453a;--font-sans:"Outfit", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"JetBrains Mono", monospace;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--shadow-window:0 30px 70px #000c;--shadow-card:0 4px 24px #00000080, 0 0 10px #ffffff04;--transition-smooth:all .4s cubic-bezier(.16, 1, .3, 1);--transition-fast:all .2s ease}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;background-color:#000;width:100vw;height:100dvh;overflow:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#ffffff05}::-webkit-scrollbar-thumb{background:#ffffff38;border:1px solid #ffffff0d;border-radius:8px}::-webkit-scrollbar-thumb:hover{background:#0071e399}*{scrollbar-width:thin;scrollbar-color:#ffffff40 #ffffff05}.message-feed{scrollbar-gutter:stable;scrollbar-width:thin;scrollbar-color:#ffffff52 #ffffff0a;overflow-y:scroll!important}.message-feed::-webkit-scrollbar{width:8px}.message-feed::-webkit-scrollbar-track{background:#ffffff08;border-radius:8px;margin:6px 0}.message-feed::-webkit-scrollbar-thumb{transition:var(--transition-fast);background:#ffffff4d;border:1px solid #ffffff14;border-radius:8px}.message-feed::-webkit-scrollbar-thumb:hover{background:var(--color-primary);box-shadow:0 0 10px #0071e380}.app-layout{background-color:#000;width:100vw;height:100dvh;display:flex;position:relative;overflow:hidden}.sidebar{background:var(--bg-sidebar-glass);border-right:1px solid var(--border-glass);-webkit-backdrop-filter:blur(35px)saturate(180%);z-index:10;width:300px;min-width:300px;transition:var(--transition-smooth);flex-direction:column;display:flex;position:relative;overflow:hidden}.main-content{background:0 0;flex-direction:row;flex:1;height:100%;display:flex;position:relative;overflow:hidden}.chat-container{border-right:1px solid var(--border-glass);background:0 0;flex-direction:column;flex:1;height:100%;display:flex}.chat-header,.chat-input-area{flex-shrink:0}.doc-panel{background:var(--bg-sidebar-glass);border-left:1px solid var(--border-glass);-webkit-backdrop-filter:blur(35px)saturate(180%);width:340px;min-width:340px;height:100%;transition:var(--transition-smooth);flex-direction:column;display:flex;overflow:hidden}.glass-card{background:var(--bg-glass);border:1px solid var(--border-glass);-webkit-backdrop-filter:blur(25px)saturate(140%);border-radius:var(--radius-md);transition:var(--transition-smooth);box-shadow:var(--shadow-card)}.glass-card:hover{background:var(--bg-glass-hover);border-color:#ffffff26;transform:translateY(-1px);box-shadow:0 8px 32px #000000b3,0 0 12px #ffffff08}.btn-primary{background:var(--color-primary-glass);color:#fff;border:1px solid var(--color-primary-glass-border);border-radius:var(--radius-md);font-family:var(--font-sans);cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:var(--transition-smooth);justify-content:center;align-items:center;gap:8px;padding:10px 18px;font-size:13px;font-weight:500;display:inline-flex;box-shadow:0 4px 15px #0071e326}.btn-primary:hover{background:#0071e361;border-color:#0071e399;transform:translateY(-1px);box-shadow:0 6px 20px #0071e340,0 0 10px #0071e333}.btn-primary:active{transform:translateY(0)scale(.98)}.btn-secondary{color:var(--text-primary);border:1px solid var(--border-glass);border-radius:var(--radius-md);font-family:var(--font-sans);cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:var(--transition-smooth);background:#ffffff08;justify-content:center;align-items:center;gap:8px;padding:10px 18px;font-size:13px;font-weight:500;display:inline-flex}.btn-secondary:hover{background:#ffffff12;border-color:#ffffff24}.btn-icon{color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;width:36px;height:36px;transition:var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;display:flex}.btn-icon:hover{color:var(--text-primary);background:#ffffff0d}.msg-action-btn{color:var(--text-muted);cursor:pointer;transition:var(--transition-fast);background:0 0;border:none;border-radius:4px;align-items:center;gap:4px;padding:4px 8px;font-size:11px;display:inline-flex}.msg-action-btn:hover{color:var(--text-primary);background:#ffffff0a}.glass-input{border:1px solid var(--border-glass);color:var(--text-primary);border-radius:var(--radius-md);font-family:var(--font-sans);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);transition:var(--transition-smooth);background:#ffffff05;outline:none;width:100%;padding:11px 15px;font-size:14px}.glass-input:focus{border-color:var(--border-glass-focus);background:#ffffff0d;box-shadow:0 0 15px #ffffff0a}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-glow{0%,to{border-color:#ffffff14}50%{border-color:#ffffff2e}}.fade-in{animation:.4s cubic-bezier(.16,1,.3,1) forwards fadeIn}.animate-pulse-glow{animation:3s ease-in-out infinite pulse-glow}.message-bubble{border-radius:var(--radius-md);word-break:break-word;max-width:75%;box-shadow:var(--shadow-card);flex-direction:column;padding:14px 18px;font-size:14px;line-height:1.55;display:flex}.message-bubble.user{color:#fff;background:linear-gradient(135deg,#0071e359 0%,#0071e326 100%);border:1px solid #0071e373;border-bottom-right-radius:4px;align-self:flex-end;box-shadow:0 8px 32px #0071e340,inset 0 1px #fff3,0 0 10px #0071e31a}.message-bubble.assistant{color:var(--text-primary);background:linear-gradient(135deg,#ffffff14 0%,#ffffff04 100%);border:1px solid #ffffff1f;border-bottom-left-radius:4px;align-self:flex-start;box-shadow:0 12px 40px #000000a6,inset 0 1px #ffffff24,0 0 12px #ffffff05}.citation-link{color:#e2e2e7;font-family:var(--font-sans);cursor:pointer;transition:var(--transition-fast);vertical-align:middle;background:#ffffff0d;border:1px solid #ffffff1f;border-radius:6px;justify-content:center;align-items:center;gap:4px;margin:0 4px;padding:2px 7px;font-size:11px;font-weight:600;text-decoration:none;display:inline-flex}.citation-page{color:#38bdf8;letter-spacing:.2px;background:#38bdf826;border-radius:4px;padding:1px 4px;font-size:9px;font-weight:700}.citation-link:hover{color:#fff;background:#0071e340;border-color:#0071e399;transform:translateY(-.5px);box-shadow:0 0 10px #0071e34d}.citation-link:hover .citation-page{color:#fff;background:#fff3}.drag-drop-zone{border-radius:var(--radius-md);text-align:center;cursor:pointer;transition:var(--transition-smooth);background:#ffffff03;border:1px dashed #ffffff14;flex-direction:column;align-items:center;gap:10px;padding:24px 16px;display:flex}.drag-drop-zone.active{background:#ffffff0a;border-color:#ffffff40}.drag-drop-zone:hover{background:#ffffff05;border-color:#ffffff26}.source-highlight-block{border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-secondary);transition:var(--transition-smooth);background:#ffffff03;border-left:2px solid #fff3;margin-top:6px;padding:10px 12px;font-size:13px;line-height:1.5}.source-highlight-block:hover{background:#ffffff08}.typing-indicator{align-items:center;gap:4px;padding:4px 8px;display:flex}.typing-dot{background-color:var(--text-secondary);border-radius:50%;width:5px;height:5px;animation:1.4s ease-in-out infinite both typingBounce}.typing-dot:first-child{animation-delay:-.32s}.typing-dot:nth-child(2){animation-delay:-.16s}@keyframes typingBounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}.markdown-body h1,.markdown-body h2,.markdown-body h3{font-family:var(--font-sans);color:#fff;margin-top:14px;margin-bottom:6px;font-weight:600}.markdown-body h1{font-size:1.3em}.markdown-body h2{font-size:1.15em}.markdown-body h3{font-size:1.05em}.markdown-body p{margin-bottom:8px}.markdown-body p:last-child{margin-bottom:0}.markdown-body ul,.markdown-body ol{margin-bottom:8px;margin-left:18px}.markdown-body li{margin-bottom:3px}.markdown-body code{font-family:var(--font-mono);color:#e2e2e7;background:#ffffff12;border-radius:4px;padding:2px 4px;font-size:.85em}.markdown-body pre{border-radius:var(--radius-sm);border:1px solid var(--border-glass);background:#00000040;margin:8px 0;padding:10px;overflow-x:auto}.markdown-body pre code{color:#e2e2e7;background:0 0;padding:0}.markdown-body blockquote{color:var(--text-secondary);border-left:2px solid #ffffff40;margin:8px 0;padding-left:10px;font-style:italic}.markdown-body table{border-collapse:collapse;width:100%;margin:8px 0}.markdown-body th,.markdown-body td{border:1px solid var(--border-glass);text-align:left;padding:6px 10px;font-size:13px}.markdown-body th{background:#ffffff05}.mobile-only-toggle,.mobile-only-btn{display:none!important}.mobile-backdrop{-webkit-backdrop-filter:blur(12px);z-index:95;width:100vw;height:100vh;transition:var(--transition-smooth);background:#000000b3;position:fixed;top:0;left:0}@media (width<=1024px){.sidebar{width:290px;min-width:290px;top:0;bottom:0;left:0;transform:translate(-100%);box-shadow:15px 0 45px #000000d9;z-index:100!important;background:#0a0a0cf2!important;position:fixed!important}.sidebar.open{transform:translate(0)}.doc-panel{width:330px;min-width:330px;top:0;bottom:0;right:0;transform:translate(100%);box-shadow:-15px 0 45px #000000d9;z-index:100!important;background:#0a0a0cf2!important;position:fixed!important}.doc-panel.open{transform:translate(0)}.chat-container{border-right:none!important}.mobile-only-toggle,.mobile-only-btn{display:flex!important}.desktop-only-icon,.desktop-only-btn{display:none!important}.message-bubble{max-width:88%!important}}@media (width<=480px){.sidebar{width:82vw!important;min-width:82vw!important}.doc-panel{border-left:none!important;width:100vw!important;min-width:100vw!important}.chat-header{padding:0 16px!important}.message-bubble{max-width:94%!important;padding:10px 14px!important;font-size:13px!important}.chat-input-area{padding:12px 16px 16px!important}.chat-container div[style*="padding: 24px"]{padding:16px!important}}@media (width<=768px){.chat-input-textarea{height:48px!important;padding:13px 86px 13px 14px!important;font-size:13.5px!important;line-height:1.35!important}.chat-input-area{padding:10px 14px calc(12px + env(safe-area-inset-bottom,0px)) 14px!important}.chat-input-btn-mic{width:36px!important;height:36px!important;top:6px!important;right:44px!important}.chat-input-btn-send{width:36px!important;height:36px!important;top:6px!important;right:6px!important}.desktop-only-hint{display:none!important}.chat-input-hints{text-align:center!important;opacity:.65!important;justify-content:center!important;margin-top:5px!important;font-size:10px!important}}.sidebar-session-list,.message-feed,.doc-panel-content{-webkit-overflow-scrolling:touch}@media (width>=1025px){.sidebar:not(.open){opacity:0;pointer-events:none;border-right:0 solid #0000!important;width:0!important;min-width:0!important}.doc-panel:not(.open){opacity:0;pointer-events:none;border-left:0 solid #0000!important;width:0!important;min-width:0!important}.mobile-backdrop{display:none!important}}@keyframes pulse-mic{0%{border-color:#ff453a99;box-shadow:0 0 #ff453a66}70%{border-color:#ff453acc;box-shadow:0 0 0 8px #ff453a00}to{border-color:#ff453a66;box-shadow:0 0 #ff453a00}}.mic-listening{animation:1.5s ease-in-out infinite pulse-mic;color:var(--color-danger)!important;border-color:var(--color-danger)!important;background:#ff453a26!important}