:root{--bg-black: #0a0a0a;--bg-green: #0d1f14;--border-pink: #ff6ec7;--border-thickness: 1px;--text-white: #f2f2f2;--text-muted: #888;--pad: 12px;--font-family: system-ui, sans-serif;--font-size-sm: .8rem;--font-size-xs: .7rem;--header-height: 56px;--footer-height: 28px}*{box-sizing:border-box}body{background:var(--bg-black);color:var(--text-white);font-family:system-ui,sans-serif;margin:0;overflow:hidden;height:100vh}#root{height:100vh;display:flex;flex-direction:column}.panel{background:var(--bg-green);border:1px solid var(--border-pink);padding:var(--pad)}button{background:var(--bg-black);color:var(--text-white);border:1px solid var(--border-pink);padding:6px 12px;cursor:pointer;font-size:.85rem}button:hover{background:var(--bg-green)}button:disabled{opacity:.5;cursor:default}input[type=text],input[type=password]{background:var(--bg-black);color:var(--text-white);border:1px solid #555;padding:6px 10px;font-size:.85rem;width:100%}input:focus{outline:none;border-color:var(--border-pink)}header.app-header{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:var(--pad);flex-shrink:0;height:var(--header-height);gap:8px}header.app-header h1{margin:0;font-size:1.2rem;white-space:nowrap;display:flex;align-items:center;gap:6px}header.app-header .sub{margin:0;font-size:var(--font-size-sm);color:#aaa;white-space:nowrap;text-align:center}.header-center{display:flex;flex-direction:column;align-items:center}.header-right{display:flex;align-items:center;gap:8px;justify-content:flex-end}.header-logo-img{height:24px;width:auto}.header-log{flex:1;min-width:0;overflow-x:auto;white-space:nowrap;font-size:var(--font-size-xs);color:#f55;scrollbar-width:thin}.header-log .log-entry{margin-right:12px}.header-log .log-entry:before{content:"⚠ "}.btn-logout{font-size:var(--font-size-xs);padding:4px 10px;flex-shrink:0}footer.app-footer{text-align:center;padding:6px;font-size:.7rem;color:#888;border-top:1px solid var(--border-pink);flex-shrink:0}.app-shell{flex:1;display:flex;flex-direction:column;height:100%}.layout-4tier{flex:1;display:flex;overflow:hidden}.left-col{width:380px;min-width:280px;display:flex;flex-direction:column;border-right:1px solid var(--border-pink);overflow:hidden;flex-shrink:0}.right-col{flex:1;position:relative;overflow:hidden}.login-overlay{height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-black)}.login-form{width:300px;display:flex;flex-direction:column;gap:10px}.login-form h2{margin:0;text-align:center}.login-form .sub{text-align:center;color:#aaa;font-size:.8rem;margin:0}.login-form .error{color:#f55;font-size:.8rem;margin:0}.search-panel{border-bottom:1px solid var(--border-pink);padding:var(--pad) var(--pad) 6px;background:var(--bg-green);flex-shrink:0}.search-header{font-size:var(--font-size-xs);color:var(--border-pink);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.search-form{display:flex;gap:6px}.search-form input{flex:1}.layer-container{flex:1;display:flex;flex-direction:column;overflow:hidden}.layer-search{flex:1;overflow-y:auto;background:var(--bg-green);padding:var(--pad)}.search-result-item{padding:8px;border-bottom:1px solid #222;cursor:pointer}.search-result-item:hover{background:#ff6ec71a}.search-result-title{font-weight:700;font-size:.9rem}.search-result-score{float:right;color:#aaa;font-size:.75rem}.search-result-summary{font-size:.75rem;color:#aaa;margin-top:2px}.viewer{flex:1;overflow-y:auto;min-height:80px;padding:var(--pad)}.viewer.empty-state{display:flex;align-items:center;justify-content:center;color:#666;font-style:italic}.viewer.scrollable{overflow-y:auto}.snippet-header{margin-bottom:6px}.snippet-type{font-size:var(--font-size-xs);color:#0f0;font-weight:700;text-transform:uppercase}.snippet-title-line{font-size:.95rem;color:var(--text-white);margin-top:2px;word-break:break-word}.media-preview{max-width:100%;display:block;margin:8px 0}.media-thumb{max-width:100%;max-height:200px;display:block;margin:8px 0;border-radius:4px}.media-error{color:#f55;font-size:.85rem}.preview-unavail{color:#f55;font-size:var(--font-size-sm);padding:var(--pad);padding-left:0}.link-btn{background:none;border:none;color:var(--border-pink);text-decoration:underline;padding:0;cursor:pointer;font-size:inherit}.link-btn:hover{background:none;color:#fff}.preview-iframe{width:100%;height:60vh;border:none}.viewer-footer{padding-top:8px;border-top:1px solid #222;margin-top:8px}.btn-get-file{font-size:var(--font-size-sm);padding:6px 16px;width:100%}.btn-get-file:hover{background:var(--border-pink);color:var(--bg-black)}.markdown-body{font-size:.85rem;line-height:1.5}.markdown-body h1,.markdown-body h2,.markdown-body h3{margin:.5rem 0}.markdown-body p{margin:.3rem 0}.markdown-body a{color:var(--border-pink)}.mindmap-container{width:100%;height:100%}.voice-toggle-btn{position:fixed;bottom:30px;left:0;z-index:100;font-size:var(--font-size-sm);padding:8px 16px;border-radius:0 4px 4px 0;border-left:none}.voice-layer{flex:1;display:flex;flex-direction:column;overflow:hidden;background:var(--bg-green)}.voice-messages{flex:1;overflow-y:auto;padding:var(--pad)}.voice-messages .msg{margin:4px 0;font-size:.85rem}.voice-messages .msg.user{color:var(--border-pink)}.voice-messages .msg.assistant{color:var(--text-white)}.voice-input{display:flex;border-top:1px solid var(--border-pink);flex-shrink:0}.voice-input input{flex:1;border:none}.voice-input button{border:none;border-left:1px solid var(--border-pink)}.voice-mic-container{position:relative;width:60px;height:60px;margin:12px auto;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}.mic-icon{font-size:1.4rem;z-index:2}.mic-ring{position:absolute;border-radius:50%;width:100%;height:100%;border:2px solid transparent;pointer-events:none}.voice-mic-container.idle .mic-ring{border-color:#9b59b6;opacity:.3}.voice-mic-container.listening .mic-ring{border-color:#2ecc71;animation:emanate 1.5s ease-out infinite}.voice-mic-container.listening .ring-2{animation-delay:.3s}.voice-mic-container.listening .ring-3{animation-delay:.6s}.voice-mic-container.speaking .mic-ring{border-color:#a29bfe;animation:emanate 2.5s ease-out infinite}.voice-mic-container.speaking .ring-2{animation-delay:.6s}.voice-mic-container.speaking .ring-3{animation-delay:1.2s}@keyframes emanate{0%{transform:scale(1);opacity:.6}to{transform:scale(2.5);opacity:0}}