*{box-sizing:border-box}body{margin:0;background:#f5f7fb;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.page{min-height:100vh}.chat-layout{max-width:960px;margin:0 auto;padding:24px}.chat-shell{display:flex;min-height:100vh;background:#fafafa}.chat-sidebar{width:280px;flex-shrink:0;background:#fff;border-right:1px solid #eee;display:flex;flex-direction:column}.chat-sidebar-header{padding:16px;border-bottom:1px solid #f0f0f0;display:flex;align-items:center;justify-content:space-between;gap:8px}.chat-session-list{flex:1;overflow-y:auto;padding:8px}.chat-session-empty{display:block;padding:24px 12px;text-align:center}.chat-session-item{width:100%;border:none;background:transparent;text-align:left;padding:12px;border-radius:12px;cursor:pointer;margin-bottom:4px;transition:background .15s}.chat-session-item:hover{background:#f5f5f5}.chat-session-item.active{background:linear-gradient(135deg,#fff5f5,#fff0eb);border:1px solid #ffd6cc}.chat-session-title{display:block;font-size:14px;font-weight:500;color:#222;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-session-meta{display:block;margin-top:4px;font-size:12px;color:#999}.chat-sidebar-footer{padding:12px 16px;border-top:1px solid #f0f0f0;display:flex;align-items:center;justify-content:space-between}.chat-main{flex:1;display:flex;flex-direction:column;max-width:900px;margin:0 auto;width:100%;padding:16px 24px 24px}.chat-main-header,.chat-capability-alert{margin-bottom:12px}.chat-history-pagination{text-align:center;margin-bottom:8px}.chat-message-list{flex:1;min-height:360px;max-height:calc(100vh - 280px);background:transparent;border:none;padding:8px 0}.chat-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;height:100%;min-height:200px}.chat-composer{display:flex;gap:8px;align-items:flex-end;padding:12px;background:#fff;border-radius:16px;border:1px solid #eee;box-shadow:0 2px 12px #0000000a}.chat-composer .ant-input-textarea{flex:1}.customer-login-page{display:grid;place-items:center;background:linear-gradient(135deg,#fff5f5,#f5f7fb,#fff0eb)}.customer-login-card{width:100%;max-width:400px;margin:24px;border-radius:16px;box-shadow:0 8px 32px #00000014}.msg-avatar{flex-shrink:0;align-self:flex-end;background:#f0f2f5;color:#666}.msg-avatar.user{background:linear-gradient(135deg,#ff6b6b,#ff8e53);color:#fff}.msg-item{align-items:flex-end;gap:8px}.msg-item.assistant{justify-content:flex-start}.msg-item.user .msg-bubble{background:linear-gradient(135deg,#ff6b6b,#ff8e53);border-radius:18px 18px 4px}.msg-item.assistant .msg-bubble{background:#fff;border:1px solid #eee;border-radius:18px 18px 18px 4px;box-shadow:0 1px 4px #0000000a}.message-list{height:480px;overflow-y:auto;background:#fff;border-radius:12px;padding:16px;margin-bottom:16px;border:1px solid #eef0f4}.msg-item{margin-bottom:12px;display:flex}.msg-item.user{justify-content:flex-end}.msg-bubble{max-width:75%;padding:10px 14px;border-radius:12px;white-space:pre-wrap;line-height:1.6}.msg-item.user .msg-bubble{background:#1677ff;color:#fff}.msg-item.assistant .msg-bubble{background:#f0f2f5;color:#222;white-space:normal}.chat-markdown{font-size:14px;line-height:1.65;word-break:break-word}.chat-markdown>:first-child{margin-top:0}.chat-markdown>:last-child{margin-bottom:0}.chat-markdown p{margin:0 0 8px}.chat-markdown h1,.chat-markdown h2,.chat-markdown h3,.chat-markdown h4{margin:12px 0 8px;font-size:15px;font-weight:600;line-height:1.4}.chat-markdown ul,.chat-markdown ol{margin:4px 0 8px;padding-left:20px}.chat-markdown li{margin:4px 0}.chat-markdown blockquote{margin:8px 0;padding:8px 12px;border-left:3px solid #91caff;background:#fff9;border-radius:0 8px 8px 0}.chat-markdown blockquote p{margin:0}.chat-markdown strong{font-weight:600}.chat-markdown code{background:#0000000f;padding:2px 5px;border-radius:4px;font-size:13px}.chat-markdown pre{margin:8px 0;padding:10px 12px;background:#0000000f;border-radius:8px;overflow-x:auto}.chat-markdown pre code{padding:0;background:none}.chat-markdown hr{margin:12px 0;border:none;border-top:1px solid #d9d9d9}.chat-markdown table{width:100%;margin:8px 0;border-collapse:collapse;font-size:13px}.chat-markdown th,.chat-markdown td{border:1px solid #d9d9d9;padding:6px 8px;text-align:left}.msg-images{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.msg-image{max-width:200px;max-height:200px;border-radius:8px;object-fit:cover}.pending-images{display:flex;gap:8px;flex-wrap:wrap}.msg-bubble-failed{outline:1px solid #ffccc7}.msg-failed{margin-top:8px;display:flex;align-items:center;gap:4px;flex-wrap:wrap}.msg-sending{margin-top:6px;display:flex;align-items:center;gap:8px}.msg-item.user .msg-recall{margin-top:4px;padding:0;height:auto;font-size:12px;color:#ffffffd9}.msg-item.user .msg-recall:hover{color:#fff}.admin-layout{min-height:100vh;background:#fafafa}.admin-sider{background:#fff!important;border-right:1px solid #efefef;box-shadow:none!important}.admin-sider .ant-layout-sider-children{display:flex;flex-direction:column}.admin-brand{padding:28px 20px 20px;font-size:20px;font-weight:700;letter-spacing:-.03em;color:#000;background:linear-gradient(135deg,#833ab4,#fd1d1d,#fcb045);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.admin-menu{border-inline-end:none!important;background:transparent!important;padding:0 12px;flex:1}.admin-menu .ant-menu-item{margin:4px 0;font-weight:500}.admin-header{background:#ffffffd9!important;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid #efefef;height:64px;line-height:64px;padding-inline:28px!important}.admin-content{margin:28px!important;max-width:1200px}.admin-page-title{margin:0 0 4px!important;font-weight:700!important;letter-spacing:-.02em}.admin-page-sub{color:#8e8e8e;margin-bottom:20px}.ins-card{border:1px solid #efefef!important;border-radius:20px!important;box-shadow:0 4px 24px #0000000a!important}.ins-card .ant-card-head{border-bottom:1px solid #f0f0f0;min-height:56px}.ins-card .ant-card-head-title{font-weight:600;font-size:16px}.ins-pill-tag{border-radius:20px;border:none;font-weight:500;padding:2px 12px}.ins-pill-tag.backend{background:#e8f4fd;color:#0095f6}.ins-pill-tag.frontend{background:#e8faf0;color:#00a86b}.ins-modal .ant-modal-content{border-radius:20px;overflow:hidden;padding:0}.ins-modal .ant-modal-header{padding:20px 24px 12px;border-bottom:1px solid #f0f0f0;margin-bottom:0}.ins-modal .ant-modal-body{padding:16px 24px;max-height:70vh;overflow-y:auto}.ins-modal .ant-modal-footer{padding:12px 24px 20px;border-top:1px solid #f0f0f0}.meta-section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.meta-section-head h5{margin:0!important;font-size:14px!important;font-weight:600!important}.meta-row{background:#fafafa;border-radius:12px;padding:8px;margin-bottom:8px}.meta-module-card{background:#fafafa!important;border:1px solid #efefef!important;border-radius:12px!important}.login-page{background:#fafafa!important}.login-card{width:400px;border-radius:24px!important;border:1px solid #efefef!important;box-shadow:0 8px 40px #00000014!important}.login-card .ant-card-head-title{font-weight:700;font-size:18px;text-align:center}.login-gradient-bar{height:4px;border-radius:24px 24px 0 0;background:linear-gradient(90deg,#833ab4,#fd1d1d,#fcb045);margin:-1px -1px 0}.ins-btn-gradient{background:linear-gradient(135deg,#833ab4,#fd1d1d,#fcb045)!important;border:none!important;color:#fff!important;font-weight:600!important}.ins-btn-gradient:hover{opacity:.92;color:#fff!important}.chat-layout{max-width:720px;padding:32px 20px}.chat-ins-card{border-radius:24px!important;border:1px solid #efefef!important;box-shadow:0 4px 32px #0000000f!important}.chat-ins-card .ant-card-body{padding:24px}.message-list{border:1px solid #efefef;border-radius:16px;background:#fafafa}.msg-item.user .msg-bubble{background:#0095f6;border-radius:18px 18px 4px}.msg-item.assistant .msg-bubble{background:#fff;border:1px solid #efefef;border-radius:18px 18px 18px 4px}