:root{--brand-primary: #DD83B3;--brand-hover: #C96A9E;--brand-light: #fdf0f7;--brand-border: #f0b8d6;--brand-disabled: #edd2e4;--brand-secondary: #86BCEA;--brand-gradient: linear-gradient(135deg, #86BCEA 0%, #DD83B3 100%)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f0f2f5;height:100vh;display:flex;justify-content:center;align-items:center}.app{display:flex;flex-direction:row;width:100%;max-width:1100px;height:100vh;background:#fff;box-shadow:0 0 40px #00000014;overflow:hidden}.sidebar{width:260px;min-width:260px;background:#f9fafb;border-right:1px solid #e5e7eb;display:flex;flex-direction:column;transition:width .2s,min-width .2s;overflow:hidden}.sidebar.closed{width:0;min-width:0}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:14px 12px;border-bottom:1px solid #e5e7eb}.sidebar-title{font-weight:600;font-size:.9rem;color:#374151}.new-chat-btn{display:flex;align-items:center;gap:5px;font-size:.8rem;background:var(--brand-gradient);color:#fff;border:none;border-radius:6px;padding:5px 10px;cursor:pointer}.new-chat-btn:hover{background:var(--brand-hover)}.conv-list{flex:1;overflow-y:auto;list-style:none;padding:8px 6px;display:flex;flex-direction:column;gap:2px}.conv-empty{font-size:.82rem;color:#9ca3af;text-align:center;padding:20px 0}.conv-item{position:relative;padding:9px 10px;border-radius:8px;cursor:pointer;transition:background .15s}.conv-item:hover{background:#f3f4f6}.conv-item.active{background:var(--brand-light)}.conv-title{font-size:.83rem;font-weight:500;color:#111;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding-right:20px}.conv-meta{font-size:.73rem;color:#9ca3af;margin-top:2px}.conv-delete{position:absolute;top:50%;right:8px;transform:translateY(-50%);background:none;border:none;color:#9ca3af;cursor:pointer;opacity:0;padding:2px;border-radius:4px;display:flex}.conv-item:hover .conv-delete{opacity:1}.conv-delete:hover{color:#ef4444;background:#fee2e2}.main{flex:1;display:flex;flex-direction:column;overflow:hidden}header{padding:10px 20px;background:#fff;border-bottom:1px solid #e5e7eb;display:flex;flex-direction:column;gap:8px}.header-main{display:flex;align-items:center;gap:12px}.header-main .header-user{margin-left:auto}.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;font-size:1rem;color:#6b7280}.login-page{display:flex;align-items:center;justify-content:center;height:100vh;background:#f0f2f5;width:100%}.login-card{background:#fff;border-radius:16px;padding:48px 40px;text-align:center;width:100%;max-width:400px;box-shadow:0 4px 24px #00000014;display:flex;flex-direction:column;align-items:center;gap:16px}.login-icon{width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center}.login-card h1{font-size:1.4rem;font-weight:700;color:#111}.login-subtitle{font-size:.88rem;color:#6b7280;max-width:280px}.login-error{background:#fef2f2;color:#dc2626;border:1px solid #fecaca;border-radius:8px;padding:10px 16px;font-size:.85rem;width:100%}.google-btn{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid #d1d5db;border-radius:8px;padding:12px 24px;font-size:.95rem;font-weight:500;color:#111;text-decoration:none;cursor:pointer;transition:background .2s,box-shadow .2s;width:100%;justify-content:center}.google-btn:hover{background:#f9fafb;box-shadow:0 2px 8px #00000014}.login-note{font-size:.78rem;color:#9ca3af}.header-user{display:flex;align-items:center;gap:8px}.user-avatar{width:28px;height:28px;border-radius:50%;background:var(--brand-gradient);color:#fff;font-size:.75rem;font-weight:600;display:flex;align-items:center;justify-content:center;flex-shrink:0}.user-name{font-size:.82rem;color:#374151;font-weight:500}.logout-btn{background:none;border:none;cursor:pointer;color:#9ca3af;padding:4px;border-radius:6px;display:flex}.logout-btn:hover{color:#ef4444;background:#fee2e2}.stats-btn{background:none;border:1.5px solid var(--brand-border);cursor:pointer;color:var(--brand-primary);padding:5px 7px;border-radius:8px;display:flex;align-items:center;transition:background .15s,color .15s}.stats-btn:hover{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.quick-actions{padding:0 1.5rem .75rem;display:flex;gap:.5rem;flex-wrap:wrap}.quick-action-btn{padding:.4rem .9rem;border-radius:999px;border:1.5px solid var(--brand-border);background:var(--brand-light);color:var(--brand-hover);font-size:.82rem;cursor:pointer;font-family:inherit;transition:background .15s,color .15s}.quick-action-btn:hover{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.lang-toggle{background:var(--brand-light);border:1.5px solid var(--brand-border);cursor:pointer;color:var(--brand-primary);padding:3px 10px;border-radius:20px;font-size:.72rem;font-weight:700;letter-spacing:.08em;transition:background .15s,color .15s,border-color .15s}.lang-toggle:hover{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.formation-card{display:inline-flex;align-items:center;gap:6px;margin-top:8px;padding:7px 12px;background:linear-gradient(135deg,#86bcea1f,#dd83b31f);border:1px solid var(--brand-border);border-radius:8px;text-decoration:none;color:#374151;font-size:.8rem;transition:background .15s,border-color .15s;max-width:100%}.formation-card:hover{background:linear-gradient(135deg,#86bcea38,#dd83b338);border-color:var(--brand-primary)}.formation-card svg:first-child{color:var(--brand-primary);flex-shrink:0}.formation-label{color:var(--brand-primary);font-weight:600;white-space:nowrap;flex-shrink:0}.formation-title{color:#1f2937;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.formation-arrow{color:var(--brand-primary);flex-shrink:0;margin-left:2px}.eval-section{display:flex;flex-direction:column;gap:8px;margin-top:6px}.eval-buttons{display:flex;align-items:center;gap:6px}.eval-comment-done{font-size:.78rem;color:#16a34a}.eval-comment-box{display:flex;flex-direction:column;gap:6px;max-width:360px}.eval-comment-textarea{width:100%;border:1px solid #e5e7eb;border-radius:8px;padding:8px 10px;font-size:.85rem;font-family:inherit;color:#111;resize:none;outline:none;line-height:1.5;transition:border-color .2s}.eval-comment-textarea:focus{border-color:var(--brand-primary)}.eval-comment-textarea::placeholder{color:#9ca3af}.eval-comment-actions{display:flex;gap:6px;align-items:center}.eval-comment-send{background:var(--brand-gradient);color:#fff;border:none;border-radius:6px;padding:5px 14px;font-size:.82rem;font-weight:500;cursor:pointer;transition:background .2s}.eval-comment-send:hover:not(:disabled){background:var(--brand-hover)}.eval-comment-send:disabled{background:var(--brand-disabled);cursor:not-allowed}.eval-comment-skip{background:none;border:none;color:#9ca3af;font-size:.82rem;cursor:pointer;padding:5px 8px;border-radius:6px}.eval-comment-skip:hover{background:#f3f4f6;color:#6b7280}.eval-btn{background:none;border:1px solid #e5e7eb;cursor:pointer;color:#9ca3af;padding:4px 8px;border-radius:6px;display:flex;align-items:center;transition:all .15s}.eval-btn:hover:not(:disabled){border-color:#d1d5db;color:#6b7280}.eval-btn:disabled{cursor:default}.eval-btn.active-up{color:#16a34a;border-color:#16a34a;background:#f0fdf4}.eval-btn.active-down{color:#dc2626;border-color:#dc2626;background:#fef2f2}.sidebar-toggle{background:none;border:none;cursor:pointer;color:#6b7280;padding:4px;border-radius:6px;display:flex;align-self:flex-start}.sidebar-toggle:hover{background:#f3f4f6;color:#111}.header-logo{display:block}.header-text h1{font-size:1.1rem;font-weight:700;color:#111}.header-text p{font-size:.82rem;color:#6b7280;margin-top:2px}.header-badges{display:flex;gap:8px;flex-wrap:wrap}.badge{font-size:.75rem;background:#f3f4f6;color:#374151;padding:4px 10px;border-radius:20px;border:1px solid #e5e7eb}.chat{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:20px;background:#fafafa}.message{display:flex;align-items:flex-start;gap:10px}.message.user{justify-content:flex-end}.avatar{width:34px;height:34px;min-width:34px;background:var(--brand-gradient);border-radius:8px;display:flex;align-items:center;justify-content:center}.assistant-content{display:flex;flex-direction:column;gap:4px;max-width:78%}.assistant-name{font-size:.78rem;font-weight:600;color:#374151;padding-left:2px}.bubble{padding:14px 16px;border-radius:12px;font-size:.92rem;line-height:1.6}.user-bubble{background:var(--brand-gradient);color:#fff;border-bottom-right-radius:4px;max-width:75%}.assistant-bubble{background:#fff;color:#111;border:1px solid #e5e7eb;border-bottom-left-radius:4px}.bubble p{margin:0 0 8px}.bubble p:last-child{margin-bottom:0}.bubble ul,.bubble ol{padding-left:20px;margin:4px 0 8px}.bubble li{margin-bottom:4px}.bubble strong{font-weight:600}.bubble h1,.bubble h2,.bubble h3{margin:10px 0 6px;font-size:1rem;font-weight:700}.bubble table{width:100%;border-collapse:collapse;margin:10px 0;font-size:.85rem;overflow-x:auto;display:block}.bubble thead tr{background:var(--brand-light);border-bottom:2px solid var(--brand-border)}.bubble th{padding:8px 12px;text-align:left;font-weight:600;color:var(--brand-hover);white-space:nowrap}.bubble td{padding:7px 12px;border-bottom:1px solid #f3f4f6;color:#374151}.bubble tbody tr:last-child td{border-bottom:none}.bubble tbody tr:hover td{background:#fafafa}.bubble code{background:#f3f4f6;padding:1px 5px;border-radius:4px;font-size:.82rem;font-family:SF Mono,Fira Code,monospace}.slack-hint{display:flex;align-items:center;gap:6px;margin-top:14px;padding:8px 12px;background:#f0f7ff;border:1px solid #bfdbfe;border-radius:8px;font-size:.84rem;color:#374151}.slack-hint svg{color:#4a90d9;flex-shrink:0}.slack-hint strong{color:#1d4ed8}.checklist{list-style:none!important;padding-left:0!important;margin-top:12px!important;display:flex;flex-direction:column;gap:6px}.checklist li{display:flex;align-items:center;gap:8px;font-size:.88rem;color:#374151}.check{color:var(--brand-primary);font-weight:700;font-size:.9rem}.tip-label{font-weight:600;margin-bottom:6px;color:#374151}.sources{font-size:.8rem;margin-bottom:4px}.sources-header{display:inline-flex;align-items:center;gap:5px;color:#5a9fd4;background:#f0f7fd;border:1px solid #c3dff5;border-radius:20px;padding:3px 10px 3px 8px;cursor:pointer;font-size:.78rem;font-weight:600;width:auto;text-align:left}.sources-header:hover{background:#deeef9}.sources-label{color:#5a9fd4}.sources-count{color:#4b5563;font-weight:400;font-size:.75rem}.sources-chevron{color:#86bcea;transition:transform .2s;margin-left:2px}.sources-chevron.open{transform:rotate(180deg)}.source-cards{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-direction:column;gap:6px}.source-card{background:#f9fafb;border:1px solid #e5e7eb;border-radius:8px;padding:8px 10px}.source-card-row{display:flex;align-items:center;gap:6px}.source-title{flex:1;font-weight:500;color:#1f2937;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:.78rem}.source-passage{margin-top:6px;font-size:.75rem;color:#374151;line-height:1.5;white-space:pre-wrap;word-break:break-word}.bubble.loading{display:flex;align-items:center;gap:6px;padding:14px 18px}.bubble.loading span{width:7px;height:7px;background:#9ca3af;border-radius:50%;animation:bounce 1.2s infinite ease-in-out}.bubble.loading span:nth-child(2){animation-delay:.2s}.bubble.loading span:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-5px)}}.input-area{padding:12px 20px 14px;border-top:1px solid #e5e7eb;background:#fff;display:flex;flex-direction:column;gap:6px}.input-bar{display:flex;align-items:center;gap:8px;background:#f9fafb;border:1px solid #d1d5db;border-radius:12px;padding:8px 12px;transition:border-color .2s}.input-bar:focus-within{border-color:var(--brand-primary);background:#fff}.input-bar input{flex:1;border:none;background:transparent;font-size:.93rem;outline:none;color:#111}.input-bar input::placeholder{color:#9ca3af}.input-bar input:disabled{opacity:.5}.input-bar button{width:34px;height:34px;background:var(--brand-gradient);color:#fff;border:none;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s,opacity .2s;flex-shrink:0}.input-bar button:hover:not(:disabled){background:var(--brand-hover)}.input-bar button:disabled{background:var(--brand-disabled);cursor:not-allowed}.input-hint{font-size:.75rem;color:#9ca3af;text-align:center}.input-hint kbd{background:#f3f4f6;border:1px solid #d1d5db;border-radius:4px;padding:1px 5px;font-size:.72rem;font-family:inherit}