:root{font-family:Segoe UI,Microsoft YaHei UI,sans-serif;color:#202020;background:#f4f5f7;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:#f4f5f7}button,input,select{font:inherit}.app-shell{display:grid;grid-template-columns:244px minmax(0,1fr);min-width:1100px;min-height:100vh}.login-shell{display:grid;min-height:100vh;place-items:center;padding:32px 20px;background:radial-gradient(circle at 50% 0,#fff7c7 0,#f4f5f7 42%,#eceef1)}.login-card{width:min(420px,100%);padding:34px;border:1px solid #dfe1e5;border-radius:16px;background:#fff;box-shadow:0 22px 60px #14171c1f}.login-brand{display:flex;align-items:center;gap:12px}.login-brand>span{display:grid;width:42px;height:42px;place-items:center;border-radius:10px;background:#ffd100;color:#171717;font-size:21px;font-weight:800}.login-brand>div{display:flex;flex-direction:column;gap:3px}.login-brand strong{color:#232427;font-size:16px}.login-brand small{color:#7a7d83;font-size:11px}.login-heading{margin:34px 0 26px}.login-heading p{margin:0 0 8px;color:#8a7000;font-size:12px;font-weight:700;letter-spacing:.08em}.login-heading h1{margin:0;color:#202124;font-size:27px;letter-spacing:-.03em}.login-heading span{display:block;margin-top:9px;color:#6e7177;font-size:13px}.login-form{display:grid;gap:18px}.login-form>button{width:100%;margin-top:2px}.login-error{padding:10px 12px;border:1px solid #efb3b6;border-radius:7px;background:#fff4f4;color:#a4262c;font-size:12px}.login-footnote{margin:24px 0 0;padding-top:18px;border-top:1px solid #eceef1;color:#85888e;font-size:11px;line-height:1.6;text-align:center}.auth-loading{display:grid;min-height:210px;place-items:center}.sidebar{position:sticky;top:0;height:100vh;padding:28px 24px;background:#191a1d;color:#f5f5f5}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:10px;background:#ffd100;color:#171717;font-size:21px;font-weight:800}.brand-copy{display:flex;flex-direction:column;gap:4px;margin-top:14px}.brand-copy strong{font-size:18px}.brand-copy span{color:#a9abb2;font-size:12px}.side-rule{height:1px;margin:28px 0;background:#33353b}.side-stat{display:flex;flex-direction:column;gap:7px;margin-bottom:22px}.side-stat span{color:#93969e;font-size:12px}.side-stat strong{font-size:15px;font-weight:600}.side-note{position:absolute;right:24px;bottom:28px;left:24px;color:#8f929a;font-size:12px;line-height:1.7}.main-area{padding:30px 36px 56px;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.topbar h1{margin:0;font-size:25px;letter-spacing:-.02em}.topbar p{margin:7px 0 0;color:#6c6f75;font-size:13px}.top-actions,.row-actions{display:flex;align-items:center;gap:8px}.message-strip{display:flex;align-items:center;justify-content:space-between;min-height:42px;margin-bottom:16px;padding:10px 14px;border:1px solid;border-radius:8px;font-size:13px}.message-strip.error{border-color:#efb3b6;background:#fff4f4;color:#a4262c}.message-strip.success{border-color:#9fd5b1;background:#f1faf4;color:#196b36}.message-strip button{border:0;background:none;color:inherit;cursor:pointer}.tabs{margin-bottom:16px}.bridge-guide{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:16px;padding:14px 16px;border:1px solid #e6cc62;border-radius:10px;background:#fff9dc}.bridge-guide div{display:flex;flex-direction:column;gap:4px}.bridge-guide strong{font-size:13px}.bridge-guide span{color:#6e6650;font-size:12px}.bridge-guide code{padding:7px 9px;border-radius:6px;background:#ffffffb8;color:#4f4a3c;font-size:11px;white-space:nowrap}.workspace-grid{display:grid;grid-template-columns:minmax(620px,1.45fr) minmax(340px,.75fr);gap:16px}.panel{border:1px solid #e0e2e5;border-radius:12px;background:#fff;box-shadow:0 8px 28px #15191f0b}.configuration-panel,.preview-panel,.table-panel{padding:24px}.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:24px}.panel-heading h2{margin:0;font-size:17px}.panel-heading p{margin:6px 0 0;color:#777a80;font-size:12px}.step-index{color:#b5b7bc;font-family:Consolas,monospace;font-size:12px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 18px}.activity-picker{justify-content:flex-start;width:100%;overflow:hidden}.preview-list,.confirm-list{margin:0}.preview-list div,.confirm-list div{display:grid;grid-template-columns:120px minmax(0,1fr);gap:14px;padding:11px 0;border-bottom:1px solid #eceef1}.preview-list dt,.confirm-list dt{color:#71747a;font-size:12px}.preview-list dd,.confirm-list dd{margin:0;text-align:right;font-size:13px;font-weight:600}.safety-box{display:flex;flex-direction:column;gap:5px;margin:18px 0;padding:14px;border-left:3px solid #e1b900;background:#fffbea}.safety-box strong{font-size:13px}.safety-box span{color:#6f6451;font-size:12px;line-height:1.55}.preview-panel>button{width:100%}.mono{font-family:Consolas,SFMono-Regular,monospace}.table-panel{min-height:420px}.table-wrap{overflow:auto;border:1px solid #e7e8eb;border-radius:8px}table{width:100%;border-collapse:collapse;font-size:13px}th{position:sticky;top:0;padding:11px 12px;background:#f7f8fa;color:#60636a;text-align:left;font-size:12px;font-weight:600;white-space:nowrap}td{padding:13px 12px;border-top:1px solid #eceef1;vertical-align:middle}tbody tr:hover{background:#fafbfc}.subline{display:block;margin-top:3px;color:#85888e;font-size:11px}.message-cell{max-width:360px;color:#5d6066}.keyword{font-size:14px;font-weight:700}.empty-cell{height:240px;color:#85888e;text-align:center}.activity-insights-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:16px;align-items:start}.activity-index-panel{position:sticky;top:24px;padding:18px;overflow:hidden}.activity-index-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.activity-index-heading h2,.activity-detail-heading h2,.attempts-toolbar h2{margin:0;font-size:17px}.activity-index-heading p,.activity-detail-heading p,.attempts-toolbar p{margin:5px 0 0;color:#777a80;font-size:12px}.activity-index-list{max-height:calc(100vh - 250px);margin:14px -18px -18px;overflow:auto;border-top:1px solid #e8e9ec}.activity-index-list button{display:flex;flex-direction:column;gap:10px;width:100%;padding:14px 18px;border:0;border-bottom:1px solid #eceef1;background:#fff;color:#24262a;text-align:left;cursor:pointer;transition:background-color .15s ease,box-shadow .15s ease}.activity-index-list button:hover{background:#fafbfc}.activity-index-list button:active{transform:translateY(1px)}.activity-index-list button:focus-visible{position:relative;outline:2px solid #0f6cbd;outline-offset:-2px}.activity-index-list button.selected{background:#fff9dc;box-shadow:inset 3px 0 #d6ae00}.activity-index-title{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.activity-index-title strong{overflow:hidden;font-size:13px;line-height:1.45;text-overflow:ellipsis;white-space:nowrap}.activity-index-title code{flex:none;color:#6e7177;font-family:Consolas,monospace;font-size:11px}.activity-index-metrics{display:flex;gap:12px;color:#686b71;font-size:11px}.activity-index-empty{display:grid;min-height:180px;place-items:center;padding:20px;color:#85888e;font-size:12px;text-align:center}.activity-detail-column{display:grid;min-width:0;gap:16px}.activity-summary-panel{padding:22px 24px 0;overflow:hidden}.activity-detail-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.activity-metric-strip{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));margin:20px -24px 0;border-top:1px solid #e8e9ec;background:#fafbfc}.activity-metric-strip div{display:flex;flex-direction:column;gap:5px;padding:14px 20px;border-right:1px solid #e8e9ec}.activity-metric-strip div:last-child{border-right:0}.activity-metric-strip span{color:#73767c;font-size:11px}.activity-metric-strip strong{font-family:Consolas,monospace;font-size:20px;letter-spacing:-.02em}.insight-table-panel{min-width:0;padding:22px 24px}.compact-heading{align-items:center;margin-bottom:16px}.attempts-toolbar{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:16px}.attempts-toolbar select{min-width:190px}.time-cell{color:#65686e;font-size:12px;white-space:nowrap}.pagination{display:flex;align-items:center;justify-content:space-between;min-height:32px;margin-top:14px;color:#6b6e74;font-size:12px}.activity-detail-empty{display:flex;min-height:420px;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:32px;color:#777a80;text-align:center}.activity-detail-empty>svg{width:34px;height:34px;color:#9a9da3}.activity-detail-empty strong{color:#35373b;font-size:15px}.activity-detail-empty span{max-width:380px;font-size:12px;line-height:1.6}.activity-detail-loading{padding:24px}.loading-title{width:220px;height:18px;margin-bottom:22px;border-radius:4px;background:#e7e9ec}.loading-metrics{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;margin-bottom:18px;background:#e4e6e9}.loading-metrics span{height:64px;background:#f2f3f5}.table-skeleton{overflow:hidden;border:1px solid #e7e8eb;border-radius:8px}.table-skeleton>div{display:grid;grid-template-columns:170px 100px 110px 1fr;gap:28px;padding:15px 12px;border-top:1px solid #eceef1}.table-skeleton>div:first-child{border-top:0}.table-skeleton span{height:12px;border-radius:4px;background:#eceef1;animation:skeleton-pulse 1.2s ease-in-out infinite alternate}@keyframes skeleton-pulse{0%{opacity:.55}to{opacity:1}}@media(prefers-reduced-motion:reduce){.table-skeleton span{animation:none}}.activity-dialog{width:min(820px,88vw);max-width:820px}.dialog-tools{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;margin-bottom:16px}.activity-list{max-height:520px;overflow:auto;border:1px solid #e4e6e9;border-radius:8px}.activity-list button{display:grid;grid-template-columns:60px 1fr;gap:12px;width:100%;padding:14px;border:0;border-bottom:1px solid #eceef1;background:#fff;text-align:left;cursor:pointer}.activity-list button:last-child{border-bottom:0}.activity-list button:hover,.activity-list button.selected{background:#fff9d9}.activity-id{color:#6f7278;font-family:Consolas,monospace}.activity-list strong{display:block;font-size:13px}.activity-list small{display:block;margin-top:5px;color:#7b7e84;line-height:1.45}.confirm-copy{margin:0 0 14px;color:#55585e;line-height:1.7}@media(max-width:1200px){.main-area{padding-right:24px;padding-left:24px}.workspace-grid{grid-template-columns:1fr 360px}.activity-insights-layout{grid-template-columns:260px minmax(0,1fr)}.activity-metric-strip div{padding-right:12px;padding-left:12px}}