:root{--bg: #f7f4ee;--panel: #fffdf9;--panel-soft: #f3eee4;--panel-muted: #f8f2e8;--text: #1f1b16;--text-2: #6b6257;--text-3: #8a7f72;--line: #e7decf;--accent: #d97745;--accent-soft: #f4e0d2;--green: #4d7c5b;--green-soft: #e8f1eb;--amber: #b7791f;--amber-soft: #f7ecd7;--red: #a84a3a;--red-soft: #f6e4e0;--shadow: 0 8px 24px rgba(31, 27, 22, .06);--shadow-soft: 0 4px 14px rgba(31, 27, 22, .04)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;min-height:100vh;background:linear-gradient(180deg,#faf7f2 0%,var(--bg) 100%);color:var(--text);font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button{font-family:inherit}.app{min-height:100vh;display:grid;grid-template-columns:272px 1fr}.sidebar{position:sticky;top:0;height:100vh;padding:28px 20px 20px;background:#fffdf9db;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-right:1px solid rgba(231,222,207,.9)}.brand{display:flex;align-items:center;gap:12px;margin-bottom:28px}.brand-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#f5decf,#e8b592);display:grid;place-items:center;font-weight:750;color:#6d3a20;box-shadow:var(--shadow-soft)}.brand h1{margin:0;font-size:17px;line-height:1.2;font-weight:750}.brand p{margin:4px 0 0;font-size:12px;color:var(--text-3)}.nav-title{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-3);margin:0 10px 10px}.nav-section{margin-bottom:18px}.nav-list{display:flex;flex-direction:column;gap:6px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:16px;color:var(--text-2);font-size:14px;transition:all .2s ease;cursor:pointer;background:transparent;border:0;text-align:left;width:100%}.nav-item:hover{background:#f4e0d28c;color:var(--text)}.nav-item.active{background:#f1e8dc;color:var(--text);box-shadow:inset 0 0 0 1px #e7decff2}.nav-icon{width:18px;text-align:center;opacity:.85}.sidebar-user{position:absolute;left:20px;right:20px;bottom:20px;background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:14px;box-shadow:var(--shadow-soft)}.user-row{display:flex;gap:12px;align-items:center}.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#eed8c5,#d6b293);display:grid;place-items:center;font-weight:700;color:#5e3620;flex-shrink:0}.user-meta{flex:1;min-width:0}.user-meta h4{margin:0;font-size:14px}.user-meta p{margin:4px 0 0;color:var(--text-3);font-size:12px}.logout-btn{margin-top:10px;width:100%;padding:8px 12px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--text-3);cursor:pointer;font-size:12px;transition:all .18s ease}.logout-btn:hover{background:var(--panel-soft);color:var(--text-2)}.main{padding:24px 28px 48px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:14px}.topbar h2{margin:0;font-size:14px;color:var(--text-3);font-weight:600}.topbar-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.ghost-btn,.primary-btn,.chip-btn{border:0;cursor:pointer;transition:all .2s ease;font-family:inherit}.ghost-btn{padding:10px 14px;border-radius:999px;background:#ffffffa6;border:1px solid var(--line);color:var(--text-2)}.ghost-btn:hover{background:var(--panel);color:var(--text)}.primary-btn{padding:12px 18px;border-radius:14px;background:var(--accent);color:#fff;font-weight:650;box-shadow:0 8px 18px #d977453d}.primary-btn:hover{transform:translateY(-1px)}.primary-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.hero,.card{background:var(--panel);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:28px}.hero{background:linear-gradient(180deg,#fffdf9f5,#faf6efeb)}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:var(--panel-soft);color:var(--text-2);font-size:12px;border:1px solid var(--line);margin-bottom:18px}.hero h1,.page-title{margin:0;font-size:36px;line-height:1.12;letter-spacing:-.02em}.hero p,.page-subtitle{margin:12px 0 0;max-width:780px;color:var(--text-2);font-size:15px;line-height:1.75}.status-row,.chips,.feedback-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.status-chip,.mini-chip,.pill{display:inline-flex;align-items:center;gap:8px;padding:9px 12px;border-radius:999px;font-size:12px;border:1px solid var(--line);background:#ffffffb3;color:var(--text-2)}.mini-chip{background:var(--panel-soft);cursor:pointer;transition:.18s ease;border:1px solid var(--line)}.mini-chip:hover{background:#efe5d7;color:var(--text)}.prompt-card{margin-top:22px;background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow-soft)}.prompt-area{width:100%;min-height:108px;resize:vertical;border:0;outline:none;background:transparent;color:var(--text);font-size:16px;line-height:1.7;font-family:inherit}.prompt-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:14px;flex-wrap:wrap}.helper-text{font-size:12px;color:var(--text-3)}.grid{display:grid;gap:20px}.content-grid{grid-template-columns:minmax(0,1fr) 360px;align-items:start}.two-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.three-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.four-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.section-head h3{margin:0;font-size:18px}.section-head p{margin:6px 0 0;font-size:13px;color:var(--text-3)}.metric-card,.doc-card,.list-item,.ref-card,.monitor-card{border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg,#fff,#faf6efd9);padding:18px;transition:all .18s ease}.metric-card:hover,.doc-card:hover,.list-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}.metric-card .label{font-size:13px;color:var(--text-2);margin-bottom:12px}.metric-card .value{font-size:30px;font-weight:750;letter-spacing:-.02em}.metric-meta{display:flex;justify-content:space-between;align-items:center;margin-top:14px;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--text-2)}.badge-good,.badge-warn,.badge-bad,.badge-neutral{padding:7px 10px;border-radius:999px;font-size:12px;font-weight:650}.badge-good{background:var(--green-soft);color:var(--green)}.badge-warn{background:var(--amber-soft);color:var(--amber)}.badge-bad{background:var(--red-soft);color:var(--red)}.badge-neutral{background:var(--panel-soft);color:var(--text-2)}.doc-type{display:inline-flex;padding:7px 10px;border-radius:999px;background:var(--panel-soft);font-size:12px;color:var(--text-2);margin-bottom:12px}.doc-card h4,.list-item h4,.monitor-card h4{margin:0 0 8px;font-size:15px}.doc-card p,.list-item p,.monitor-card p{margin:0;font-size:13px;line-height:1.7;color:var(--text-2)}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:#fffefb}.data-table{width:100%;border-collapse:separate;border-spacing:0}.data-table th,.data-table td{padding:13px 14px;text-align:left;font-size:13px;border-bottom:1px solid var(--line);white-space:nowrap}.data-table th{background:#f5efe4;color:var(--text-2);font-weight:650}.data-table tr:last-child td{border-bottom:0}.chat-shell{display:flex;flex-direction:column;height:calc(100vh - 110px);gap:14px;position:relative}.chat-stream{flex:1;min-height:0;overflow-y:auto;padding:8px 4px 16px;display:flex;flex-direction:column;gap:16px;scroll-behavior:smooth}.chat-stream::-webkit-scrollbar{width:8px}.chat-stream::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}.chat-stream::-webkit-scrollbar-thumb:hover{background:#d8c9b0}.chat-empty{flex:1;min-height:0;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:40px 20px;gap:28px}.chat-empty-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:var(--panel-soft);color:var(--text-2);font-size:12px;border:1px solid var(--line)}.chat-empty-title{margin:0;font-size:30px;font-weight:700;letter-spacing:-.02em;text-align:center}.chat-empty-subtitle{margin:0;max-width:520px;text-align:center;color:var(--text-2);font-size:14px;line-height:1.7}.empty-suggestions{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;width:100%;max-width:600px}.empty-suggestion{padding:14px 16px;text-align:left;border:1px solid var(--line);border-radius:16px;background:var(--panel);color:var(--text-2);cursor:pointer;font-size:13px;line-height:1.5;font-family:inherit;transition:all .18s ease}.empty-suggestion:hover{background:var(--panel-soft);color:var(--text);transform:translateY(-1px);border-color:var(--accent-soft)}.chat-composer{flex-shrink:0;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:10px 10px 10px 16px;box-shadow:var(--shadow-soft);display:flex;align-items:flex-end;gap:10px;transition:border-color .18s ease,box-shadow .18s ease}.chat-composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #d977451f}.chat-composer textarea{flex:1;border:0;outline:none;background:transparent;resize:none;padding:8px 0;font-family:inherit;font-size:14px;line-height:1.6;color:var(--text);max-height:168px;min-height:28px}.chat-composer textarea::placeholder{color:var(--text-3)}.chat-composer-send{width:36px;height:36px;border-radius:50%;border:0;cursor:pointer;flex-shrink:0;background:var(--accent);color:#fff;font-size:16px;line-height:1;display:grid;place-items:center;box-shadow:0 4px 12px #d9774540;transition:all .15s ease}.chat-composer-send:hover:not(:disabled){transform:translateY(-1px)}.chat-composer-send:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.chat-composer-helper{margin-top:6px;text-align:center;font-size:12px;color:var(--text-3)}.chat-toolbar{position:absolute;top:0;right:0;display:flex;gap:8px;z-index:5}.chat-toolbar-bar{flex-shrink:0;display:flex;gap:8px;padding:4px 0 8px;border-bottom:1px solid var(--line);align-items:center}.chat-history-panel{position:absolute;top:calc(100% + 6px);left:0;width:320px;max-height:400px;overflow-y:auto;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);z-index:50}.chat-history-item{display:flex;align-items:stretch;border-bottom:1px solid var(--line)}.chat-history-item:last-child{border-bottom:0}.chat-history-item.active{background:var(--panel-soft)}.chat-history-item-main{flex:1;border:0;background:transparent;cursor:pointer;text-align:left;padding:10px 12px;font-family:inherit;color:var(--text)}.chat-history-item-main:hover{background:#f4e0d266}.chat-history-title{font-size:13px;font-weight:600;color:var(--text);margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-history-meta{font-size:11px;color:var(--text-3)}.chat-history-del{border:0;background:transparent;cursor:pointer;padding:0 12px;color:var(--text-3);font-size:14px;opacity:0;transition:opacity .15s ease}.chat-history-item:hover .chat-history-del{opacity:1}.chat-history-del:hover{color:var(--red)}.chat-row{display:flex;align-items:flex-end;gap:10px;width:100%}.chat-row.user{flex-direction:row-reverse}.chat-row.ai{flex-direction:row}.chat-avatar{flex-shrink:0;width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#f5decf,#e8b592);display:grid;place-items:center;font-size:14px;font-weight:700;color:#6d3a20;box-shadow:var(--shadow-soft);align-self:flex-start}.chat-bubble{max-width:72%;padding:12px 16px;font-size:14px;line-height:1.8;word-break:break-word}.chat-bubble.user{background:linear-gradient(135deg,#f1e4d7,#ead5c2);border-radius:18px 4px 18px 18px;color:var(--text)}.chat-bubble.ai{background:var(--panel);border:1px solid var(--line);border-radius:4px 18px 18px;box-shadow:var(--shadow-soft);color:var(--text)}.chat-bubble p{margin:0 0 6px}.chat-bubble p:last-child{margin-bottom:0}.chat-bubble li{font-size:14px;line-height:1.8;color:var(--text);margin:0 0 4px}.think-block{margin-bottom:10px;border-left:3px solid var(--line);border-radius:0 10px 10px 0;background:#f5f0e8;overflow:hidden}.think-block summary{padding:7px 12px;cursor:pointer;font-size:12px;color:var(--text-3);-webkit-user-select:none;user-select:none;list-style:none;display:flex;align-items:center;gap:6px}.think-block summary::-webkit-details-marker{display:none}.think-block summary .think-arrow{transition:transform .2s ease;display:inline-block;font-size:10px}.think-block[open] summary .think-arrow{transform:rotate(90deg)}.think-block .think-content{padding:8px 12px 10px;font-size:12px;line-height:1.75;color:var(--text-3);white-space:pre-wrap;border-top:1px solid var(--line)}.bubble{border-radius:22px;padding:18px;border:1px solid var(--line);background:#fffefb}.bubble.user{background:#f3ece2;margin-left:12%}.bubble.ai{background:var(--panel)}.bubble-label{display:inline-flex;margin-bottom:10px;font-size:12px;color:var(--text-3);padding:6px 10px;border-radius:999px;background:var(--panel-soft)}.bubble p,.bubble li{font-size:14px;line-height:1.8;color:var(--text);margin:0 0 8px}.bubble p:last-child{margin-bottom:0}.insight-box{margin-top:14px;padding:14px;border-radius:18px;background:#faf4ea;border:1px solid var(--line);color:var(--text-2);font-size:13px;line-height:1.75}.chip-btn{padding:10px 14px;border-radius:999px;background:#f6f0e6;color:var(--text-2);border:1px solid var(--line)}.chip-btn:hover{background:var(--accent-soft);color:var(--text)}.chip-btn.recorded{background:var(--green-soft);color:var(--green)}.split-layout{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:20px;align-items:start}.stack{display:grid;gap:14px}.footer-note{margin-top:14px;font-size:12px;color:var(--text-3)}.loading-dots{display:inline-flex;gap:4px;align-items:center}.loading-dots span{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:dot-bounce 1.2s infinite ease-in-out}.loading-dots span:nth-child(2){animation-delay:.15s}.loading-dots span:nth-child(3){animation-delay:.3s}@keyframes dot-bounce{0%,80%,to{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(180deg,#faf7f2 0%,var(--bg) 100%)}.login-card{width:100%;max-width:420px;background:var(--panel);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:32px}.login-card .brand{margin-bottom:24px}.login-card h2{margin:0 0 6px;font-size:24px;letter-spacing:-.01em}.login-card .subtitle{margin:0 0 20px;color:var(--text-3);font-size:13px}.form-row{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.form-row label{font-size:12px;color:var(--text-3)}.form-row input{padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:#fffefb;font-size:14px;outline:none;transition:border-color .18s ease;font-family:inherit;color:var(--text)}.form-row input:focus{border-color:var(--accent)}.form-check{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:16px}.form-error{background:var(--red-soft);color:var(--red);border-radius:12px;padding:10px 14px;font-size:13px;margin-bottom:14px}.form-tip{background:var(--panel-soft);border:1px solid var(--line);color:var(--text-3);padding:10px 14px;border-radius:12px;font-size:12px;margin-top:14px;line-height:1.7}@media (max-width: 1280px){.content-grid,.split-layout{grid-template-columns:1fr}.four-grid,.three-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 980px){.app{grid-template-columns:1fr}.sidebar{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--line)}.sidebar-user{position:static;margin-top:20px}.two-grid,.three-grid,.four-grid{grid-template-columns:1fr}}@media (max-width: 680px){.main{padding:18px}.hero h1,.page-title{font-size:28px}.bubble.user{margin-left:0}.chat-bubble{max-width:88%}.topbar{flex-direction:column;align-items:flex-start}}.switch{position:relative;display:inline-block;width:42px;height:24px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--line);transition:.25s cubic-bezier(.4,0,.2,1);border-radius:24px;border:1px solid rgba(0,0,0,.05)}.slider:before{position:absolute;content:"";height:18px;width:18px;left:2px;bottom:2px;background-color:#fff;transition:.25s cubic-bezier(.4,0,.2,1);border-radius:50%;box-shadow:0 2px 4px #00000026}input:checked+.slider{background-color:var(--accent)}input:checked+.slider:before{transform:translate(18px)}input:focus+.slider{box-shadow:0 0 1px var(--accent)}input:disabled+.slider{opacity:.5;cursor:not-allowed}