:root{--primary:#19c276;--primary-hover:#17a06d;--primary-light:#eefff6;--primary-mid:#d5fee8;--bg:#f7f7f3;--surface:#ffffff;--border:#dfdccd;--text:#101828;--text-secondary:#667085;--hover:#efecdd;--error-bg:#ffeae9;--error:#e62a22;--success-bg:#eefff6;--success:#19c276}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica Neue,sans-serif;background:var(--bg);overflow:hidden}.sidebar,body{height:100vh;display:flex}.sidebar{width:280px;min-width:280px;background:var(--surface);border-right:1px solid var(--border);flex-direction:column}.sidebar-header{padding:18px 16px 14px;border-bottom:1px solid var(--border)}.logo{display:flex;align-items:center;gap:10px;margin-bottom:3px}.logo-icon{width:34px;height:34px;border-radius:8px;flex-shrink:0;object-fit:contain}.sidebar-header h1{font-size:16px;font-weight:600;color:var(--text)}.sidebar-header p{font-size:11px;color:var(--text-secondary);margin-left:44px}.section-label-row{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 6px}.section-label{font-size:10px;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.8px}.new-company-btn{display:flex;align-items:center;gap:4px;padding:4px 10px;font-size:11px;font-weight:600;color:var(--primary);background:var(--primary-light);border:none;border-radius:20px;cursor:pointer;transition:background .12s;font-family:inherit}.new-company-btn:hover{background:var(--primary-mid)}.company-list{flex:1 1;overflow-y:auto;padding:4px 8px 16px}.company-item{display:flex;align-items:center;gap:10px;padding:10px;border-radius:10px;cursor:pointer;transition:background .12s}.company-item.active,.company-item:hover{background:var(--primary-light)}.company-icon{width:38px;height:38px;min-width:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:13px}.company-info{flex:1 1;min-width:0}.company-name{font-size:13px;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.company-meta{font-size:11px;color:var(--text-secondary);margin-top:1px}.company-delete-btn{opacity:0;transition:opacity .12s;background:none;border:none;cursor:pointer;padding:4px 5px;border-radius:6px;font-size:13px;color:var(--text-secondary);flex-shrink:0;line-height:1}.company-item:hover .company-delete-btn{opacity:1}.company-delete-btn:hover{background:var(--hover)}.company-item-confirm{background:#fef2f2!important;border:1px solid #fecaca!important}.company-confirm-delete-btn{background:#c5221f;color:white;border:none;cursor:pointer;padding:4px 8px;border-radius:6px;font-size:12px;font-weight:600;flex-shrink:0;display:flex;align-items:center;justify-content:center;min-width:28px}.company-confirm-delete-btn:hover:not(:disabled){background:#a50e0e}.company-confirm-delete-btn:disabled{opacity:.6;cursor:not-allowed}.company-cancel-delete-btn{background:none;border:1px solid var(--border);cursor:pointer;padding:4px 8px;border-radius:6px;font-size:12px;flex-shrink:0;color:var(--text-secondary)}.company-cancel-delete-btn:hover:not(:disabled){background:var(--hover)}.placeholder-msg{padding:12px 10px;color:var(--text-secondary);font-size:12px;text-align:center;line-height:1.5}.main{flex:1 1;display:flex;flex-direction:column;min-width:0;height:100vh}.main-header{padding:14px 24px;background:var(--surface);gap:12px;min-height:62px}.header-icon,.main-header{display:flex;align-items:center}.header-icon{width:36px;height:36px;min-width:36px;border-radius:10px;justify-content:center;color:white;font-weight:700;font-size:13px}.header-texts h2{font-size:16px;font-weight:600;color:var(--text)}.header-texts p{font-size:12px;color:var(--text-secondary);margin-top:1px}.chat-area{overflow-y:auto;padding:28px 24px;gap:22px}.chat-area,.empty-state{flex:1 1;display:flex;flex-direction:column}.empty-state{color:var(--text-secondary);text-align:center;padding:48px}.empty-state,.empty-state .icon{align-items:center;justify-content:center}.empty-state .icon{font-size:48px;width:64px;height:64px;display:flex;margin:0 auto 16px;color:var(--primary)}.empty-state h3{font-size:18px;color:var(--text);font-weight:500;margin-bottom:8px}.empty-state p{font-size:14px;max-width:340px;line-height:1.5}.message{display:flex;gap:10px}.message.user{flex-direction:row-reverse;align-self:flex-end;max-width:75%}.message.assistant{align-self:flex-start;max-width:80%}.message-avatar{width:30px;height:30px;min-width:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;align-self:flex-end;flex-shrink:0}.message-avatar svg{width:14px;height:14px}.message.user .message-avatar{background:var(--primary);color:white;font-weight:700}.message.assistant .message-avatar{background:var(--primary-light);color:var(--primary)}.message-content{display:flex;flex-direction:column;gap:4px}.message-bubble{padding:10px 14px;font-size:14px;line-height:1.6;white-space:pre-wrap;word-break:break-word}.message.user .message-bubble{background:var(--primary);color:white;border-radius:18px 18px 4px 18px}.message.assistant .message-bubble{background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:18px 18px 18px 4px}.message-meta{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text-secondary);padding:0 4px}.message.user .message-meta{justify-content:flex-end}.doc-badge{display:inline-flex;align-items:center;gap:3px;font-size:11px;background:var(--primary-light);color:var(--primary);padding:2px 8px;border-radius:12px}.typing-indicator{display:flex;gap:5px;align-items:center;padding:12px 16px;background:var(--surface);border:1px solid var(--border);border-radius:18px 18px 18px 4px;width:-moz-fit-content;width:fit-content}.typing-dot{width:7px;height:7px;border-radius:50%;background:var(--text-secondary);animation:typingBounce 1.2s ease-in-out infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,60%,to{transform:translateY(0);opacity:.5}30%{transform:translateY(-6px);opacity:1}}.chat-input-area{padding:14px 24px 18px;background:var(--surface);border-top:1px solid var(--border)}.input-wrapper{display:flex;gap:8px;align-items:center;background:var(--bg);border:1.5px solid var(--border);border-radius:24px;padding:8px 8px 8px 16px;transition:border-color .15s,background .15s}.input-wrapper:focus-within{border-color:var(--primary);background:var(--surface)}.input-wrapper textarea{flex:1 1;border:none;background:transparent;resize:none;outline:none;font-size:14px;font-family:inherit;line-height:1.5;max-height:120px;min-height:22px;color:var(--text)}.input-wrapper textarea::placeholder{color:var(--text-secondary)}.send-btn{width:36px;height:36px;min-width:36px;border-radius:50%;background:var(--primary);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:white;transition:background .15s,transform .1s}.send-btn:hover:not(:disabled){background:var(--primary-hover);transform:scale(1.05)}.send-btn:disabled{background:#bdbdbd;cursor:not-allowed;transform:none}.input-hint{font-size:11px;color:var(--text-secondary);margin-top:6px;padding:0 4px}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;z-index:100;animation:fadeIn .15s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--surface);border-radius:16px;width:440px;max-width:calc(100vw - 32px);box-shadow:0 8px 32px rgba(0,0,0,.18);animation:slideUp .18s ease}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{padding:20px 24px 0;display:flex;align-items:flex-start;justify-content:space-between}.modal-header h2{font-size:18px;font-weight:600;color:var(--text)}.modal-header p{font-size:13px;color:var(--text-secondary);margin-top:4px}.modal-close{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-secondary);padding:2px 6px;border-radius:6px;line-height:1}.modal-close:hover{background:var(--hover)}.modal-body{padding:20px 24px;gap:16px}.form-group,.modal-body{display:flex;flex-direction:column}.form-group{gap:6px}.form-label{font-size:13px;font-weight:500;color:var(--text)}.form-input,.form-select{width:100%;padding:10px 12px;font-size:14px;font-family:inherit;border:1.5px solid var(--border);border-radius:10px;outline:none;color:var(--text);background:var(--surface);transition:border-color .15s}.form-input:focus,.form-select:focus{border-color:var(--primary)}.modal-feedback{padding:10px 14px;border-radius:10px;font-size:13px;line-height:1.5}.modal-feedback.success{background:var(--success-bg);color:var(--success)}.modal-feedback.error{background:var(--error-bg);color:var(--error)}.modal-footer{padding:0 24px 20px;display:flex;justify-content:flex-end;gap:8px}.btn-secondary{padding:9px 18px;font-size:14px;font-family:inherit;font-weight:500;border:1.5px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text);cursor:pointer;transition:background .12s}.btn-secondary:hover{background:var(--hover)}.btn-primary{padding:9px 20px;font-size:14px;font-family:inherit;font-weight:600;border:none;border-radius:10px;background:var(--primary);color:white;cursor:pointer;display:flex;align-items:center;gap:6px;transition:background .12s}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-primary:disabled{background:#bdbdbd;cursor:not-allowed}.spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.4);border-top-color:white;border-radius:50%}.spinner,.spinner-dark{animation:spin .7s linear infinite;flex-shrink:0}.spinner-dark{width:13px;height:13px;border:2px solid rgba(25,194,118,.25);border-top:2px solid var(--primary);border-radius:50%}.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.update-notebook-btn{display:flex;align-items:center;gap:6px;padding:7px 14px;font-size:12px;font-weight:600;font-family:inherit;color:var(--primary);background:var(--primary-light);border:1.5px solid #a1f8ca;border-radius:20px;cursor:pointer;transition:background .12s,border-color .12s;white-space:nowrap}.update-notebook-btn:hover:not(:disabled){background:var(--primary-mid);border-color:#19c276}.update-notebook-btn:disabled{opacity:.65;cursor:not-allowed}.update-feedback{font-size:12px;font-weight:500;padding:5px 12px;border-radius:20px;animation:fadeIn .2s ease}.update-feedback.success{background:var(--success-bg);color:var(--success)}.update-feedback.error{background:var(--error-bg);color:var(--error)}@keyframes spin{to{transform:rotate(1turn)}}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ddd;border-radius:3px}.main-tabs{display:flex;gap:2px;padding:0 20px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.tab-btn{padding:10px 16px;font-size:13px;font-weight:500;font-family:inherit;color:var(--text-secondary);background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer;transition:color .12s,border-color .12s}.tab-btn:hover{color:var(--text)}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.docs-panel{flex:1 1;overflow-y:auto;padding:20px 24px;gap:10px}.doc-card,.docs-panel{display:flex;flex-direction:column}.doc-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px 16px;cursor:pointer;transition:border-color .12s,box-shadow .12s;gap:6px}.doc-card:hover{border-color:var(--primary);box-shadow:0 2px 8px rgba(25,194,118,.15)}.doc-card-top{display:flex;align-items:center;justify-content:space-between}.doc-source-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:20px;font-size:11px;font-weight:600}.badge-news{background:#e0f2fe;color:#0369a1}.badge-transcript{background:#f3e5f5;color:#6a1b9a}.badge-deal{background:#e8f5e9;color:#2e7d32}.badge-default{background:var(--hover);color:var(--text-secondary)}.doc-card-link{font-size:11px;font-weight:600;color:var(--primary);text-decoration:none}.doc-card-link:hover{text-decoration:underline}.doc-card-title{font-size:13px;font-weight:500;color:var(--text);word-break:break-all;line-height:1.4}.doc-card-preview{font-size:12px;color:var(--text-secondary);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.doc-delete-btn{opacity:0;transition:opacity .12s;background:none;border:none;cursor:pointer;padding:2px 5px;border-radius:6px;font-size:13px;color:var(--text-secondary);line-height:1;display:flex;align-items:center;justify-content:center;min-width:24px}.doc-card:hover .doc-delete-btn{opacity:1}.doc-delete-btn:hover:not(:disabled){background:var(--hover)}.doc-delete-btn:disabled{cursor:not-allowed}.doc-modal{width:720px;max-width:calc(100vw - 32px);max-height:88vh;display:flex;flex-direction:column}.doc-modal-body{flex:1 1;overflow-y:auto;padding:0 24px 24px}.doc-content{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:13px;line-height:1.7;color:var(--text);white-space:pre-wrap;word-break:break-word;background:var(--bg);border-radius:10px;padding:16px}.doc-url-link{font-size:12px;font-weight:600;color:var(--primary);text-decoration:none;white-space:nowrap}.doc-url-link:hover{text-decoration:underline}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.pulse{animation:pulse 1.5s ease-in-out infinite}